JP2000093698A - Clothes dryer - Google Patents

Abstract

(57) [Summary] A clothes dryer having a conventional configuration always heats indoor air to dry it, and does not use outdoor dry air. That is, there is a problem that energy efficiency is low. SOLUTION: A control means operates an air switching means and a blowing means in accordance with a state of outside air detected by a temperature / humidity detecting means, and ventilates the inside of a drying cabinet with outdoor air blown by the blowing means. To dry the clothes,
As a clothes dryer that can select whether to dry clothes by circulating the air dehumidified by the dehumidifying means as a closed loop between the blower unit and the drying cabinet by the air switching means, and perform efficient clothes drying I have.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a clothes dryer used in ordinary households.

[0002]

2. Description of the Related Art In recent years, due to changes in lifestyle and environment,
They wash clothes at night and dry the clothes at night, or dry clothes indoors even in fine weather to prevent pollen and dust. In other words, the use of clothes dryers is increasing regardless of whether it is day or night or fine weather.

A conventional clothes dryer has a structure as shown in FIG. Reference numeral 1 denotes a drying cabinet for storing and drying the washed clothes, which is installed indoors. The drying cabinet 1 has an exhaust port 6 at an upper portion and an intake port 5 at a lower portion. Reference numeral 2 denotes a blower that blows indoor air, a blower 3 that blows indoor air sucked from the intake port 5, a heating unit 4 that heats air blown by the blower 3, and a blower 3 that blows air. It has a blower pipe 7 for guiding air to the drying cabinet 1 and a control means 8. The blower pipe 7 is connected to the intake port 5 provided at the lower part of the drying cabinet 1.

When the user operates the operation unit (not shown) to instruct drying to start, the control means 8 receives this signal and energizes the blowing means 3 and the heating means 4 with the above configuration. When the air blowing means 3 is operated, air in the room is sucked in from the air inlet 5, and the air is blown into the drying chamber 1 through the air blowing pipe 7. At this time, since the heating means 4 is energized, the air blown into the drying cabinet 1 is hot air. The warm air comes into contact with the clothes in the drying cabinet 1 to evaporate the moisture contained in the clothes and promote drying of the clothes. Therefore, the clothing is dried by continuously blowing warm air from the blowing unit 2. Moisture that has been deprived of moisture is discharged from the exhaust port 6.

[0005]

The clothes dryer having the above-mentioned conventional construction always heats indoor air to dry it, and does not use outdoor dry air. That is, there is a problem that energy efficiency is low.

[0006]

According to the present invention, a blower blows outdoor air to a drying cabinet, and operates the air switching means and the blower in accordance with the state of the outside air detected by the temperature and humidity detecting means. In this way, a clothes dryer capable of efficiently drying clothes is provided.

[0007]

According to the first aspect of the present invention, the control means operates the air switching means and the air blowing means in accordance with the state of the outside air detected by the temperature and humidity detecting means. Ventilate the inside of the drying cabinet with the outdoor air blown to dry the clothes, or circulate the air dehumidified by the dehumidifying unit as a closed loop between the blowing unit and the drying cabinet by the air switching unit. The clothes dryer is capable of selecting whether to dry the clothes and drying the clothes with high efficiency.

According to a second aspect of the present invention, the control means includes:
When the outside air is at a high temperature and a low humidity, the third air switching means opens the ventilation pipe side and closes the dehumidifying means side, and the second air switching means opens the first intake port side. As the air switching means opens the first exhaust port side, the fourth air switching means operates to open the ventilation pipe side and close the dehumidifying means side, and drives the blowing means, so that the outside air has a low temperature and low humidity. In the case of low or high humidity or high temperature and high humidity, the second air switching means closes the first intake port side so that the first air switching means closes the ventilation pipe side and opens the dehumidification means side. As closing, the third air switching means closes the first exhaust port side, and the fourth air switching means operates to open the dehumidifying means side and close the ventilation pipe side, with the blowing means A clothes dryer that operates the dehumidifying means to efficiently dry the clothes stored in the drying cabinet; To have.

According to a third aspect of the present invention, the control means includes:
When the outside air is at a high temperature and a low humidity, the third air switching means opens the ventilation pipe side and closes the dehumidifying means side, and the second air switching means opens the first intake port side. As the air switching means opens the first exhaust port side, the fourth air switching means operates to open the ventilation pipe side and close the dehumidifying means side to operate the blowing means, and the outside air has a low temperature and low humidity. In the case of low temperature and high humidity or high temperature and high humidity, the second air switching means is connected to the first air switching means so that the first air switching means opens the ventilation pipe side and closes the dehumidification means side in the pre-drying step. In such a state that the third air switching means opens the first exhaust port so that the fourth air switching means opens the ventilation pipe side and closes the dehumidifying means side so as to open the intake port of, The air blowing means is operated, and in the post-drying process, the first air switching means closes the ventilation pipe side and dehumidifies. So that the second air switching means closes the first intake port, the third air switching means closes the first exhaust port side, and the fourth air switching means closes the dehumidifying means side. In this state, the air blower and the dehumidifier are operated while the ventilator is opened so as to close the ventilation pipe, so that the clothes stored in the drying cabinet are efficiently dried.

According to a fourth aspect of the present invention, the control means includes:
When the outside air is at high temperature and low humidity, the third air switching means opens the first intake port side so that the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. In a state where the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side so that the air switching means opens the first exhaust port side, the air blowing means is operated, and the outside air has a low temperature and low humidity. In the case of and in the case of high temperature and high humidity, the second air switching means opens the first intake port side so that the first air switching means opens the ventilation pipe side and closes the dehumidification means side in the pre-drying process. In this manner, the air blowing means is operated in a state where the third air switching means is operated to open the first exhaust port side, and the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side. In the post-drying step, the second air switching means closes the ventilation pipe side and opens the dehumidification means side, The fourth air switching means opens the dehumidifying means side and closes the ventilation pipe side so that the air switching means closes the first intake port side and the third air switching means closes the first exhaust port side. In such a state, the air blowing means and the dehumidifying means are operated, and if the state of the outside air detected by the temperature / humidity detecting means is lower in temperature and humidity than the pre-programmed reference state, the first condition is adopted. The third air switching means closes the first exhaust port side such that the second air switching means closes the first intake port side so that the air switching means closes the ventilation pipe side and opens the dehumidifying means side. In the state where the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side,
By operating the air blowing means and the dehumidifying means, a clothes dryer for efficiently drying clothes housed in the drying cabinet is provided.

According to a fifth aspect of the present invention, the control means includes:
When the outside air is at high temperature and low humidity, the third air switching means opens the first intake port side so that the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. In a state where the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side so that the air switching means opens the first exhaust port side, the air blowing means is operated, and the outside air has a low temperature and low humidity. In the case of or in the case of low temperature and high humidity or high temperature and high humidity, in the pre-drying step, the first air switching means opens the ventilation pipe side and closes the dehumidification means side, so that the second air switching means The fourth air switching means was operated to open the ventilation pipe side and close the dehumidifying means side so that the third air switching means opened the first exhaust port side so as to open one intake port side. In this state, the air blowing means is operated, and in the middle step of drying, the first air switching means closes the ventilation pipe side. Fourth air switching means so as to open the dehumidifying means side, so that the second air switching means opens the first intake port side, and so that the third air switching means opens the first exhaust port side. In a state in which the dehumidifying means side is opened and the ventilation pipe side is operated, the air blowing means and the dehumidifying means are operated, and in the post-drying step, the first air switching means closes the ventilation pipe side and closes the dehumidifying means side. So that the second air switching means closes the first intake port side, the third air switching means closes the first exhaust port side, and the fourth air switching means is dehumidifying means. In a state in which the side is opened and the ventilation pipe side is closed, the air blowing means and the dehumidifying means are operated to provide a clothes dryer for efficiently drying the clothes stored in the drying cabinet.

According to a sixth aspect of the present invention, the control means includes:
When the outside air is at high temperature and low humidity, the third air switching means opens the first intake port side so that the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. In a state where the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side so that the air switching means opens the first exhaust port side, the air blowing means is operated, and the outside air has a low temperature and low humidity. In the case of or in the case of low temperature and high humidity or in the case of high temperature and high humidity, in the pre-drying step, the second air switching means is set so that the first air switching means closes the ventilation pipe side and opens the dehumidification means side. The fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side so that the third air switching means opens the first exhaust port side so as to open the first intake port side. In this state, the blowing means and the dehumidifying means are operated, and in the post-drying step, the first air switching means is operated. The fourth air switching means closes the first exhaust port side, and the fourth air switching means closes the first exhaust port side so that the trachea side is closed and the dehumidifying means side is opened. In a state where the air switching means is operated to open the dehumidifying means side and close the ventilation pipe side, the air blowing means and the dehumidifying means are operated to efficiently dry the clothes housed in the drying cabinet. It is a clothes dryer.

According to a seventh aspect of the present invention, the control means includes:
When the outside air is at high temperature and low humidity, the third air switching means opens the first intake port side so that the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. In a state where the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side so that the air switching means opens the first exhaust port side, the air blowing means is operated, and the outside air has a low temperature and low humidity. In the case of or in the case of high temperature and high humidity, the second air switching means closes the first intake port side so that the first air switching means opens the ventilation pipe side and closes the dehumidification means side in the pre-drying process. In order to open, the third air switching means opens the first exhaust port side, and the fourth air switching means opens the ventilation pipe side and closes the dehumidifying means side, and then blows the air blowing means. Let it work,
In the middle step of the drying, the third air switching means such that the first air switching means closes the ventilation pipe side and opens the dehumidifying means side, and the second air switching means opens the first intake port side. In a state where the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side so that the first exhaust port side is opened, the air blowing means and the dehumidifying means are operated, and In the subsequent process, the first air switching means closes the ventilation pipe side and opens the dehumidifying means side, the second air switching means closes the first intake port side, and the third air switching means In a state where the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side so as to close the exhaust port side, the air blowing means and the dehumidifying means are operated, and the temperature and humidity detecting means detects the temperature and humidity. If the outside air condition is lower in temperature and humidity than the pre-programmed reference condition, In the step, the first air switching means closes the ventilation pipe side and opens the dehumidifying means side, the second air switching means opens the first intake port, and the third air switching means operates as the first air switching means. In a state in which the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side so as to open the exhaust port side, the blowing means and the dehumidifying means are operated, and in the post-drying step, the fourth step is performed. The third air switching means closes the first exhaust port side so that the one air switching means closes the ventilation pipe side and opens the dehumidifying means side, the second air switching means closes the first intake port side. In a state where the fourth air switching means is operated so as to open the dehumidifying means side and close the ventilation pipe side so as to close, the air blowing means and the dehumidifying means are operated and housed in the drying cabinet. The clothes dryer dries clothes efficiently.

According to the present invention, when the outside air temperature detected by the temperature / humidity detecting means is lower than the reference value, the heating means is energized, and the range of operation modes can be widened. And a clothes dryer that can perform efficient clothes drying.

According to a ninth aspect of the present invention, the control means comprises:
When the outside air is at a high temperature and a low humidity, the third air switching means opens the ventilation pipe side and closes the dehumidifying means side, and the second air switching means opens the first intake port side. In a state where the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side so that the air switching means opens the first exhaust port side, the air blowing means is operated, and the outside air has a low temperature and low humidity. In the case of or in the case of low temperature and high humidity or in the case of high temperature and high humidity, the second air switching means is connected to the first intake port side so that the first air switching means closes the ventilation pipe side and opens the dehumidification means side. So that the third air switching means closes the first exhaust port side, and the fourth air switching means opens the dehumidification means side and closes the ventilation pipe side, so that the air blowing means is closed. And the heating means and the dehumidifying means are operated so that the clothes stored in the drying cabinet can be effectively used. Well are the clothes dryer to dry.

According to a tenth aspect of the present invention, when the outside air is at a high temperature and a low humidity, the control means controls the second air switching means so that the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. The fourth air switching means opens the ventilation pipe side and closes the dehumidifying means side so that the means opens the first intake port, the third air switching means opens the first exhaust port side. In this state, the air blowing means is operated, and when the outside air is low temperature and low humidity, or low temperature and high humidity, or high temperature and high humidity,
In the pre-drying process, the first air switching means opens the ventilation pipe side and closes the dehumidifying means side, the second air switching means opens the first intake port side, and the third air switching means In a state where the fourth air switching means is operated so as to open the ventilation pipe side and close the dehumidifying means side so as to open the first exhaust port, the air blowing means is operated, and in the post-drying step, the first air is supplied. As the switching means closes the ventilation pipe side and the dehumidifying means side opens, the second air switching means closes the first intake port side, and the third air switching means closes the first exhaust port side. In a state where the fourth air switching means is operated so as to open the dehumidifying means side and close the ventilation pipe side, the air blowing means, the heating means and the dehumidifying means are operated and housed in the drying cabinet. The clothes dryer dries clothes efficiently.

According to an eleventh aspect of the present invention, when the outside air is at high temperature and low humidity, the control means controls the second air switching means so that the ventilation pipe side opens and the dehumidification means side closes. The third air switching means is operated to open the first exhaust port side, the fourth air switching means is operated to open the ventilation pipe side and the dehumidifying means side is opened so as to open the first intake port side. When the outside air is at low temperature and low humidity, or at low temperature and high humidity, or at high temperature and high humidity, the first air switching means opens the ventilation pipe side and dehumidifies in the process before drying. The fourth air switching means is arranged such that the second air switching means opens the first intake port side, the third air switching means opens the first exhaust port side, so as to close the means side. With the ventilator open and the dehumidifier closed, operate the air blower. In the process in the drying, as the first air switching means opens the dehumidifier side to close the ventilation pipe side,
The fourth air switching means opens the dehumidifying means side so that the second air switching means opens the first intake port side, the third air switching means opens the first exhaust port side, and the ventilation pipe. In a state in which the side is closed, the blowing unit, the heating unit, and the dehumidifying unit are operated, and in a post-drying process, the first air switching unit closes the ventilation pipe side and opens the dehumidifying unit side. The fourth air switching means opens the dehumidifying means side so that the second air switching means closes the first intake port side, the third air switching means closes the first exhaust port side, and ventilates. The air dryer, the heater, and the dehumidifier are operated in a state in which the tube is closed so that the clothes stored in the drier are efficiently dried.

According to a twelfth aspect of the invention, when the outside air is at a high temperature and a low humidity, the control means controls the second air switching means so that the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. As the means opens the first intake port side, the third air switching means opens the first exhaust port side, and the fourth air switching means opens the ventilation pipe side and closes the dehumidifying means side. In the operating state, the blowing means is operated, and in the case where the outside air is at low temperature and low humidity and when the outside air is at high temperature and high humidity, in the process before drying, the first air switching means opens the ventilation pipe side and closes the dehumidifying means side. To
The fourth air switching means opens the ventilation pipe side so that the second air switching means opens the first intake port side, the third air switching means opens the first exhaust port side, and the dehumidifying means. In a state where the side is operated to close the side, the blowing means is operated, and in the post-drying step, the second air switching means is operated so that the first air switching means closes the ventilation pipe side and opens the dehumidifying means side. The fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side so as to close the first intake port side, so that the third air switching means closes the first exhaust port side. In the state, the blowing means, the heating means and the dehumidifying means are operated, and when the outside air is at a low temperature and high humidity, the first air switching means closes the ventilation pipe side and opens the dehumidifying means side, so that the second air switching means opens the dehumidifying means side. The third air switching means closes the first exhaust port so that the air switching means closes the first intake port side Sea urchin, with the fourth air switching means is operated to close the ventilation pipe side to open the dehumidifier side,
By operating the air blowing means, the heating means, and the dehumidifying means, the clothes drying machine dries the clothes housed in the drying cabinet efficiently.

According to a thirteenth aspect of the present invention, when the outside air is at a high temperature and a low humidity, the first air switching means opens the ventilation pipe side and closes the dehumidification means side, and the second air switching means Is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is opened on the ventilation pipe side and closed on the dehumidification means side. When the blowing means is operated in the state where it is operated, when the outside air is low temperature and low humidity, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is switched to the first air switching means. Operated to open the intake port, operated the third air switching means to open the first exhaust port, and operated the fourth air switching means to open the ventilation pipe side and close the dehumidification means side. Operate the blowing means and heating means in the state,
When the outside air is at high temperature and high humidity, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, and the second air switching means is operated so as to close the first intake port. In a state in which the third air switching means is operated to close the first exhaust port, and the fourth air switching means is operated to close the ventilation pipe side and open the dehumidifying means side, the blowing means and the dehumidifying means Operate, when the outside air is low temperature and high humidity, the first air switching means so that the ventilation pipe side closes and the dehumidification means side opens,
The second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, and the fourth air switching means is opened on the dehumidifying means side. In a state where the ventilation pipe side is operated to close, the air blowing means, the heating means and the dehumidifying means are operated to provide a clothes dryer for efficiently drying clothes housed in the drying cabinet.

According to a fourteenth aspect of the present invention, when the outside air is at a high temperature and a low humidity, the control means operates the first air switching means so that the ventilation pipe side is opened and the dehumidification means side is closed, and the second air switching means is operated. The means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is opened on the ventilation pipe side and closed on the dehumidifying means side. When the blowing means is operated in the operated state, and when the outside air is at low temperature and low humidity, the first air switching means is operated such that the ventilation pipe side is opened and the dehumidifying means side is closed, and the second air switching means is operated as the first air switching means. Operate to open the intake port, operate the third air switching means to open the first exhaust port, and operate the fourth air switching means to open the ventilation pipe side and close the dehumidifying means side. Activate the blowing means and the heating means, and In the case of humidity, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidification means side is opened, the second air switching means is operated so as to close the first air inlet, and the third air switching means is operated. In a state where the means is operated to close the first exhaust port, and the fourth air switching means is operated to close the ventilation pipe side and open the dehumidifying means side, the blowing means and the dehumidifying means are operated, and In the case of low temperature and high humidity, the first air switching means is operated so that the ventilation pipe side opens and the dehumidification means side is closed, and the second air switching means is operated so as to close the first intake port. In a state where the third air switching means is operated to close the first exhaust port, and the fourth air switching means is operated to close the dehumidifying means side and open the ventilation pipe side, the blowing means and the heating means Operate to dry clothes stored in the drying cabinet efficiently Is a clothes dryer that.

According to a fifteenth aspect of the present invention, the control means operates the first to fourth air switching means and the blower in accordance with the state of the outside air detected by the temperature / humidity detecting means, so that the pre-drying process can be performed. The timing of switching between the middle drying step and the post-drying step is determined based on the detection information of the temperature / humidity detecting means and the exhaust temperature / humidity detecting means, so that the clothes stored in the drying cabinet are efficiently dried. It is a clothes dryer.

According to a sixteenth aspect of the present invention, the blowing means supplies the outdoor air heated by exchanging heat between the air passed through the exhaust pipe and the outdoor air by the heat exchanger to the drying cabinet from the blowing pipe. In this way, a clothes dryer for efficiently drying clothes stored in a drying cabinet is provided.

According to a seventeenth aspect of the present invention, when the intake air temperature detected by the intake air temperature detecting means is higher than the exhaust air temperature detected by the exhaust air temperature detecting means, the control means controls the fifth air switching means to the exhaust port. When the intake air temperature detected by the intake air temperature detecting means is equal to or lower than the exhaust air temperature detected by the exhaust air temperature detecting means, the fifth air switching means is controlled to close the exhaust port, The clothes dryer is designed to efficiently dry clothes stored in the drying cabinet.

The invention described in claim 18 is a clothes dryer in which the drying cabinet is provided with a transparent panel through which sunlight passes, and the clothes are heated by infrared rays of sunlight and the clothes are dried efficiently. .

According to a nineteenth aspect of the present invention, there is provided a clothes dryer in which the transparent panel has an absorbing material that absorbs ultraviolet rays, so that clothes can be dried efficiently and deterioration of clothes can be prevented.

According to a twentieth aspect of the present invention, the drying cabinet is provided with a double transparent panel having an air heat insulating tank between the drying cabinet, so that the clothes stored in the drying cabinet have a high heat retaining effect. The clothes dryer dries efficiently.

[0027]

(Embodiment 1) Hereinafter, a first embodiment of the present invention will be described. FIG. 1 is a sectional view showing the overall configuration of the present embodiment. Numeral 10 denotes a drying cabinet for storing clothes, and the cabinet wall is constituted by a transparent panel 11. An exhaust pipe 12 is connected to the upper part of the drying cabinet 10. The lower part of the drying cabinet 10 is an air supply port 13. Reference numeral 14 denotes a blowing unit for blowing air to the drying cabinet 10, and its detailed configuration is shown in FIG.
FIG. 2 is a cross-sectional view illustrating the configuration of the blower 14 according to the present embodiment. The exhaust pipe 12 is connected to a blower 14 via third air switching means 15. Third air switching means 15
Is switched between guiding the air exhausted from the exhaust pipe 12 into the blower unit 14 and exhausting the air outside through the first exhaust port 16 opened at the end of the exhaust pipe 12. Blower 1
Reference numeral 4 denotes a first air inlet, which is provided in a housing forming an outer shell of the blower unit 14 and through which outdoor air flows in. The outdoor air sucked from the first air inlet 17 is supplied from the air blow pipe 23 to the drying chamber 10. Has a blowing means 18 for blowing air to the air. The blowing means 18 is constituted by a motor and a sirocco fan.
Further, a second air blowing means 21 is provided for blowing outdoor air taken in from the second air inlet 19 to the dehumidifying means 22 via the heater 20 for regeneration. The air blowing path of the air blowing means 18 and the air blowing path of the second air blowing means 21 are separated by a partition 25. The first air inlet 17 is opened and closed by a second air switching means 28. A temperature / humidity detecting means 29 for detecting the temperature / humidity of outdoor air is provided near the first air inlet 17. Temperature / humidity detecting means 2
Reference numeral 9 includes, for example, a temperature sensor and a humidity sensor using a thermistor.

Numeral 22 denotes a dehumidifying means for dehumidifying the air blown by the blowing means 18, which is made of honeycomb-shaped silica gel or zeolite and has a disk-shaped configuration as shown in FIG. . FIG. 3 shows the dehumidifying means 2
FIG. 2 is a perspective view illustrating a configuration of a second embodiment. Further, at this time, in the present embodiment, the dehumidifying unit 22 is configured to rotate about a central rotation shaft 22a by a motor (not shown),
About 1/4 of the disk is a cutout portion 22b.

The regeneration heater 20 is provided upstream of the notch 22b. In other words, the outdoor air which the second blowing means 21 draws in from the second air inlet 19 and blows toward the notch 22b of the dehumidifying means 22 is heated by the regeneration heater 20 to become hot air. It contacts the dehumidifying means 22. Due to the contact of the hot air, the dehumidifying unit 22 located in the notch 22b
The adsorbed water is desorbed and regenerated. The high-humidity air containing the desorbed water is supplied to the notch 2
The air is exhausted from 2b to the outside through the second exhaust port 32.

The air blown by the blowing means 18 is the first air.
The air comes into contact with the dehumidifying means 22 through the air switching means 24, reaches the inside of the drying cabinet 10 from the blowing pipe 23, and is blown into the drying cabinet 10 through the exhaust port 23a of the blowing pipe 23. The first air switching means 24 is disposed at the opening 27a of the ventilation pipe 27 connected to the ventilation pipe 23 so as to bypass the dehumidifying means 22. In other words, the first air switching means 24 closes the dehumidifying means 22 when the opening 27a is open, and opens the dehumidifying means 22 when the opening 27a is closed. Is what it is. That is,
When the first air switching means 24 closes the dehumidifying means 22 side, the outdoor air blown by the blowing means 18 flows from the ventilation pipe 27 to the blowing pipe 23 and is supplied to the drying cabinet 10. In this embodiment, the opening 27 of the ventilation pipe 27 is provided.
b and a fourth air switching means 30
Is provided. The fourth air switching means 30 includes an opening 27
b and the dehumidifying means 22 are selectively closed. The temperature and humidity information detected by the temperature and humidity detecting means 29 is transmitted to the control means 31. The control means 31 receives the information of the temperature and humidity detecting means 29 and controls each part.

The operation of this embodiment will be described below. When the user operates a not-shown operation unit to instruct operation start, the control unit 31 receives this information and starts operation of each unit. At this time, in the present embodiment, the control means 31 compares the detection information of the temperature / humidity detection means 29 with a reference value programmed therein and selects various operation modes. For example, when the temperature and humidity of the outdoor air detected by the temperature / humidity detecting means 29 are higher and lower than the reference value, the air in the drying chamber 10 is ventilated by the outdoor air, and This is for drying clothes such as laundry stored therein. In this embodiment, this reference value is set to 20 ° C. and 60%. That is, the first air switching means 24 is connected to the dehumidifying means 22.
And the fourth air switching means 30 to close the dehumidifying means 22 side, and the third air switching means 15 to close the blowing part 14 side. Then, the air blowing means 18 is operated by controlling the first exhaust port 16 side to be opened. Blowing means 18
The outdoor air sucked from the first intake port 17 flows through the ventilation pipe 27 through the ventilation pipe 23, and is blown into the drying chamber 10 through the exhaust port 23 a of the ventilation pipe 23 inserted into the drying chamber 10. You. The high-humidity air in the drying cabinet 10 is pushed out by the blown outdoor air, and is discharged to the outside through the first exhaust port 16 through the exhaust pipe 12. That is, the drying cabinet 10 is ventilated by outdoor air. By this ventilation, clothes such as laundry in the drying cabinet 10 are dried. At this time, in the present embodiment, the storage wall of the drying storage 10 is configured by the transparent panel 11. For this reason, clothes such as laundry stored in the drying cabinet 10 through the sunlight are sufficiently heated.

If the temperature and humidity of the outdoor air detected by the temperature / humidity detecting means 29 are higher than the reference value in temperature and humidity, the ventilation path between the drying cabinet 10 and the ventilation section 14 is changed. As a closed operation, a circulation operation for circulating the blast air while using the dehumidifying means 22 is executed. In other words, the first air switching means 24 opens the dehumidifying means 22 side, closes the opening 27a of the ventilation pipe 27, and the fourth air switching means 30 opens the dehumidifying means 22 side. The blower 18 is operated in a state where the blower 14 is opened and the first exhaust port 16 is closed by the means 15. Therefore, the air blown by the blower 18 flows through the blower tube 23 while being in contact with the dehumidifier 22, and is blown into the drying chamber 10 from the exhaust port 23 a. The humid air including the water evaporated from the laundry in this way returns from the exhaust pipe 12 to the inside of the air blowing unit 14 again, and
This circulates through the dehumidifier 22 into the drying cabinet 10. By repeating this circulation, the laundry in the drying cabinet 10 dries. Further, at this time, the dehumidifying means 22 used in the present embodiment is rotating about a shaft 22a as shown in FIG. Also, during this circulation operation, the control means 31 is energizing the second blowing means 21 and the regeneration heater 20. By the operation of the second air blowing means 21, outdoor air is sucked in from the second air inlet 19 and the regeneration heater 20.
The high-temperature air heated by the air is sent to the notch 22b of the dehumidifying means 22. Therefore, notch 2
The dehumidifying means 22 located at 2b releases the adsorbed moisture by coming into contact with the high-temperature air. The high-humidity air containing the moisture is supplied to the notch 22
b, the air is exhausted outside through the second exhaust port 32. That is, the regeneration of the dehumidifying means 22 is automatically executed. In other words, the dehumidifying means 2
2 does not saturate and lose activity.

As described above, according to this embodiment, the control means 31 operates each air switching means and the blowing means 18 according to the state of the outside air detected by the temperature / humidity detecting means 29, and Ventilation of the inside of the drying cabinet 10 by the outdoor air blown by the means 18 to dry the clothes, or air dehumidified by the dehumidifying means 22 by using the air switching means as a closed loop between the blowing unit 14 and the drying cabinet 10. It is possible to select whether to dry clothes by circulating the clothes, and to realize a clothes dryer capable of performing efficient clothes drying.

The drying cabinet 10 is constituted by a transparent panel 11 that transmits sunlight, and the clothes in the drying cabinet 10 are warmed by infrared rays of sunlight, thereby realizing a clothes dryer capable of drying clothes more efficiently. ing.

Second Embodiment Next, a second embodiment of the present invention will be described. FIG. 4 is a flowchart showing a control program of the control means 31 of this embodiment.
The overall configuration of the present embodiment is the same as that of FIG. 1 described in the first embodiment.

When the user operates the operation unit (not shown) to instruct operation start, the control means 31 executes a built-in control program. When it is confirmed in step 1 that the signal from the operation unit has been received, the process proceeds to step 2 to start measuring the operating time of the drying operation. That is,
Start timing of the operation timer. At the same time, the process proceeds to step 3, where the air blowing means 18 is turned on to start the outdoor air intake from the first air inlet 17. Subsequently, in step 4, data indicating the temperature and humidity of the outdoor air is fetched from the temperature / humidity detecting means 29 arranged in the first air inlet 17. In step 5, it is checked whether the state of the taken-in outdoor air is higher in temperature and humidity than the reference state. If the result of this check is YES, the operation proceeds to step 7 to check whether or not the operation time has reached a predetermined value.
If S, the process goes to step 8 to turn off the blowing means 18. Also, if the result of the check in step 5 is NO, proceed to step 6 to control the first air switching means 24 to open the dehumidifying means 22 side and close the opening 27 a of the ventilation pipe 27. . At the same time, the fourth air switching means 3
By controlling 0, the dehumidifying means 22 side is opened and the opening 27b of the ventilation pipe 27 is closed. The second air switching means 28
Is controlled to close the first intake port 17. Further, the third air switching means 15 is controlled so as to open the blower side 14 and close the first exhaust port 16 side. In this state, until the operation time check in step 7 reaches a predetermined time,
The operation of the blowing means 18 and the dehumidifying means 22 is continued. That is, the blowing means 18 removes the air in the drying chamber 10 from the exhaust pipe 12.
The air blown by the blower 18 is supplied to the blower 14 via the air blower 23 through the dehumidifier 22, that is, the circulation operation described in the first embodiment is performed. Is what you do.

If the result of the check in step 7 is YES, the operation proceeds to step 8 to turn off the dehumidifying means 22, and further proceeds to step 9 to turn off the blowing means 18.
In this way, the clothes such as the laundry stored in the drying cabinet 10 are dried by the dry air supplied to the drying cabinet 10 by the blowing unit 14 when the outside air is higher in temperature and humidity than the reference state. Also, when the outside air is high temperature and high humidity, low temperature and low humidity, and low temperature and high humidity compared to the reference state,
The air inside the drying cabinet 10 is circulated inside, dried using the dehumidifying means 22 on the way, and the dried air is blown into the drying cabinet 10 so that the laundry or the like in the drying cabinet 10 can be dried. Clothing is to be dried.

As described above, according to this embodiment, when the state of the outside air detected by the temperature / humidity detecting means 29 is higher in temperature and humidity than the pre-programmed reference state, In a state where the air switching means 24 and the fourth air switching means 30 are controlled such that the ventilation pipe 27 side is opened and the dehumidification means 22 side is closed, the air blowing means 18 is operated, and the temperature / humidity detecting means 29 detects the temperature. In the case where the state of the outside air to be performed is lower than the reference state which is programmed in advance, when the temperature is low and low, or when the temperature is low and high, or when the temperature is high and high, the first air switching means 24 and the fourth air switching means 30 are switched. Ventilation pipe 27
The first air outlet 15 is closed by the third air switching means 15 so that the first air outlet 17 is closed and the second air switching means 28 is closed. The clothes can be efficiently dried by operating the blowing means 18 and the dehumidifying means 22 in a state where the clothes are closed.

(Embodiment 3) Next, a third embodiment of the present invention will be described. FIG. 5 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of the present embodiment is the same as that of FIG. 1 described in the first embodiment.

When the user operates the operation unit (not shown) to instruct operation start, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation has started in step 10 is YES, step 1
1. Step 1 and Step 13 are executed. That is, the timer of the operation timer is started in step 11, the operation of the blowing means 18 is started in step 12, and the operation of step 13 is started.
Is to read the data of the temperature / humidity detecting means 29.
Subsequently, in step 14, it is checked whether the read data is higher in temperature and humidity than the reference value. If the result of this check is YES, that is,
If the outdoor air taken in from the first intake port 17 is higher in temperature and humidity than the reference value, the result of the check as to whether the operation time in step 19 has reached a predetermined value is YES.
The operation of the blowing means 18 is continued until the condition is satisfied. Step 1
If the result of the check of the driving time at 9 is YES,
Step 20 and subsequent steps are executed to end the operation. That is, the process management timer is cleared in step 20, the blower 18 is turned off in step 22, and the operation ends. If the result of the check in step 14 is NO, the process proceeds to step 15 to set a pre-process time according to the temperature and humidity of the intake air. Subsequently, in step 16, the counting of the set pre-process time is started, and until the result of the check as to whether or not the total operation time in step 17 has reached the pre-process time is YES, the blowing means 18 is turned on. Continue driving. If the result of the check in step 17 is YES, the process proceeds to step 18 where the first air switching means 24,
The dehumidifying unit 22 side is opened by the fourth air switching unit 30. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. The first air inlet 17 is closed by the second air switching means 28, and the first air outlet 16 is closed by the third air switching means.
Is closed, and the blowing means 18 and the dehumidifying means 22 are operated. Step 19 and subsequent steps are executed in this state.

That is, when the outside air detected by the temperature and humidity detecting means 29 is higher in temperature and humidity than the reference value, the first air switching means 24 and the fourth air switching means 30 are opened on the ventilation pipe 27 side, To close the dehumidifying unit 22 side, the second air switching unit 28 is opened to open the first intake port 17 side,
The blower means 18 is operated in a state where the third air switching means 15 is controlled so as to close the blower part 14 side and open the first exhaust port 16 side. That is, the blowing means 1
Reference numeral 8 denotes a high-temperature and low-humidity outside air which is taken in from a first air inlet 17, and a drying chamber 10 is provided from a ventilation pipe 27 to an air outlet 23 a of a blower pipe 23.
It is what is blowing inside. In this manner, the air that has become highly humid due to the moisture evaporated from the laundry is exhausted from the first exhaust port 16. By continuing this operation, the laundry in the drying cabinet 10 dries.

If the result of the check in step 14 is NO, that is, if the outside air is lower than the reference value in low temperature and low humidity, low temperature and high humidity, or high temperature and high humidity, the drying step is performed in the previous step. And a post-process for drying clothes such as laundry stored in the drying cabinet 10. That is, as described above, the pre-process time is set in accordance with the temperature and humidity of the intake air detected by the greenhouse degree detecting means 29 in step 15, and the operation time set by the user through the operation unit is set. The remaining time is set as a post-drying step. In this pre-drying process,
The second air switching means 28 opens the first air inlet 17 such that the first air switching means 24 and the fourth air switching means 30 open the ventilation pipe 27 side and close the dehumidification means 22 side. As described above, the blower unit 18 is operated in a state where the third air switching unit 15 is controlled to close the blower unit side 14 and open the first exhaust port 16. In the post-drying step, the second air switching means 28 is connected to the first air inlet 17 such that the air switching means 24 and the fourth air switching means 30 close the ventilation pipe 27 and open the dehumidifying means 22. The air blowing means 18 and the dehumidifying means 22 are operated in a state in which the third air switching means 15 is controlled to open the air blowing part side 14 and close the first exhaust port 16 side so as to close the air outlet. This is what we are trying to do. For this reason, in the post-drying process, the blowing means 18 performs a circulation operation of circulating the blowing unit 14 and the drying chamber 10 while drying the air taken in from the exhaust pipe 12 of the drying chamber 10 by the dehumidifying means 22. Things. That is, in the pre-drying process, the moisture on the clothes surface which is likely to be generated from the clothes such as laundry is exhausted from the first exhaust port 16, and in the post-drying process, the air dried by the dehumidifying means 22 is blown by the blowing unit 14. The clothes such as laundry stored in the drying cabinet 10 are dried efficiently by circulating between the drying cabinet 10 and the drying cabinet 10.

As described above, according to the present embodiment, the control means 31 controls the first air switching means 24 to open the ventilation pipe 27 side and close the dehumidification means 22 side when the outside air is at high temperature and low humidity. The third air switching means 15 is connected to the first exhaust port 1 such that the second air switching means 28 opens the first intake port 17 side.
The fourth air switching means 30 is connected to the ventilation pipe 2 so as to open the side 6.
7 to open and close the dehumidifying means 22 side,
When the blowing means 18 is operated, and the outside air is low temperature and low humidity, low temperature and high humidity, or high temperature and high humidity, the first air switching means 24 opens the ventilation pipe 27 side in the pre-drying step and dehumidifies. The fourth air switching means is arranged such that the second air switching means 28 opens the first intake port 17 and the third air switching means 15 opens the first exhaust port 16 so as to close the side 22. In a state in which the means 30 is operated to open the ventilation pipe 27 side and close the dehumidification means 22 side, the air blowing means 18 is operated, and in the post-drying step, the first air switching means 24 closes the ventilation pipe 27 side to dehumidify. The fourth air switching means 15 closes the first exhaust port 16 so that the second air switching means 28 closes the first intake port 17 so that the means 22 opens, and the fourth air switching means 15 closes the first exhaust port 16 side. The air switching means 30 opens the dehumidifying means 22 side and closes the ventilation pipe 27 side. While it is operating as, and so as to operate the blowing means 18 and the dehumidifying unit 22, and realizes a clothes dryer clothes that accommodates the drying chamber 10 to efficiently dry.

(Embodiment 4) Next, a fourth embodiment of the present invention will be described. FIG. 6 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of the present embodiment is the same as that of FIG. 1 described in the first embodiment.

When the user gives an instruction to start operation by operating an operation unit (not shown), the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 23 is YES, step 2
4. Step 25 and Step 26 are executed. That is, the timer of the operation timer is started in step 24, the operation of the blowing means 18 is started in step 25, and the operation of
Is to read the data of the temperature / humidity detecting means 29.
Subsequently, in step 27, it is checked whether the read data is higher in temperature and humidity than the reference value. If the result of this check is YES, that is,
If the outdoor air taken in from the first intake port 17 is higher in temperature and humidity than the reference value, the result of the check in step 33 as to whether the operation time has reached a predetermined value is YES.
The operation of the blowing means 18 is continued until the condition is satisfied. Step 3
If the result of the check of driving time in 3 is YES,
Step 34 and subsequent steps are executed to end the operation. That is, the process management timer is cleared in step 34, and the air blowing means 18 is turned off in step 36 to end the operation.

That is, in this case, since the outdoor air is high temperature and dry, it is determined that the clothes such as the laundry in the drying cabinet 10 can be dried only by supplying the outside air from the blower unit 14. ing.

The result of the check in step 27 is N
If it is O, the process proceeds to step 28, where it is checked whether the temperature and humidity of the intake air detected by the temperature and humidity detecting means 29 is lower and higher than a predetermined value. If the result of this check is YES, in step 32 the first air switching means 24 and the fourth air switching means are driven to open the dehumidifying means 22 side, and the second air switching means 28 The air inlet 17 is closed, the first air outlet 16 is closed by the third air switching means 15, and the dehumidifying means 22 is operated. Step 33 and subsequent steps are executed in this state.

That is, in this case, since the outdoor air has a low temperature and a high humidity, the dehumidified air is supplied from the blower 14 into the drying chamber 10 by using the dehumidifying means 22 for the entire drying time. The clothes such as laundry in the drying cabinet 10 are dried.

Check of step 27 and step 2
If both of the results of the check in step 8 are NO, that is, if the temperature and humidity of the intake air detected by the temperature and humidity detecting means 29 are low temperature and low humidity or high temperature and high humidity compared to a predetermined value,
Proceeding to step 29, a pre-process time for drying is set in accordance with the temperature and humidity of the intake air detected by the temperature / humidity detecting means 29, and timing of the pre-process time is started in step 30, and steps 32 and thereafter are executed. It is. That is, during the pre-process time of the drying, the outdoor air is supplied by the blowing means 18,
The humid air in the drying cabinet 10 is ventilated, and in the post-drying step, the air dried using the dehumidifying means 22 is internally circulated between the drying cabinet 10 and the blower 14. That is, in this case, the air moistened with the water vapor or the like generated from the laundry in the drying cabinet 10 in the pre-drying step is ventilated by the air blowing means 18, and the air blowing of the air blowing means 18 is changed in the post-drying step by the dehumidifying means 22. The air from the air blower 14 as dry air
It blows. That is, as described in the third embodiment, the drying of the laundry is completed by supplying the dry air at a stage where the drying of the laundry has progressed to some extent in the pre-drying process.

As described above, according to this embodiment, the control means 31 controls the first air switching means 24 to open the ventilation pipe 27 side and close the dehumidification means 22 when the outside air is at high temperature and low humidity. The third air switching means 15 is connected to the first exhaust port 1 such that the second air switching means 28 opens the first intake port 17 side.
The fourth air switching means 30 is connected to the ventilation pipe 2 so as to open the side 6.
The air blowing means 18 is operated in a state where the side 7 is opened and the dehumidifying means 22 is closed, and the first air switching means is used in the pre-drying process when the outside air is low temperature and low humidity and when the outside air is high temperature and high humidity. The second air switching means 28 opens the first intake port 17 side, and the third air switching means 15 sets the first exhaust port so that the ventilation pipe 27 opens the dehumidifying means 22 side. The air blowing means 18 is operated in a state where the fourth air switching means 30 is operated to open the ventilation pipe 27 side and close the dehumidifying means 22 side so as to open the 16 side, and the first step in the post-drying process is performed. The air switching means 24 closes the ventilation pipe 27 side and the dehumidifying means 2
The fourth air switching means 15 closes the first exhaust port 16 so that the second air switching means 28 closes the first intake port 17 so as to open the second side. In a state where the air switching means 30 is operated to open the dehumidifying means 22 side and close the ventilation pipe 27 side, the air blowing means 18 and the dehumidifying means 22 are operated, and the state of the outside air detected by the temperature / humidity detecting means 29 is previously determined. If the temperature is lower than the programmed reference state and the humidity is lower than the reference state, the second air switching means 28 is operated so that the first air switching means 24 closes the ventilation pipe 27 side and opens the dehumidifying means 22 side. So that the third air switching means 15 closes the first exhaust port 16 side so as to close the intake port 17 side of
In a state where the fourth air switching means 30 is operated to open the dehumidifying means 22 side and close the ventilation pipe 27 side, the blowing means 18
By operating the dehumidifying means 22 and the dehumidifying means 22, a clothes dryer for efficiently drying clothes housed in a drying cabinet is realized.

(Embodiment 5) Next, a fifth embodiment of the present invention will be described. FIG. 7 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of the present embodiment is the same as that of FIG. 1 described in the first embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 37 is YES, step 3
8. Step 39 and Step 40 are executed. That is, the timer of the operation timer is started in step 38, the operation of the blowing means 18 is started in step 39, and
Is to read the data of the temperature / humidity detecting means 29.
Subsequently, in step 41, it is checked whether the read data has a higher temperature and a lower humidity than a reference value. If the result of this check is YES, that is,
If the outdoor air taken in from the first intake port 17 is higher in temperature and humidity than the reference value, the result of the check at step 49 as to whether the operation time has reached a predetermined value is YE.
The operation of the blowing means 18 is continued until S is reached. If the result of the check of the operation time in step 49 is YES, step 50 and subsequent steps are executed to terminate the operation. That is, the process management timer is cleared in step 50, and the air blowing means 18 is turned off in step 52 to end the operation.
If the result of the check in step 41 is NO, the process proceeds to step 42, where a pre-process time corresponding to the temperature and humidity of the intake air is set. Subsequently, in step 43, the counting of the set pre-process time is started, and until the result of the check as to whether or not the total operation time in step 44 has reached the pre-process time becomes YES, the blowing unit 18 is turned on. Continue driving. If the result of the check in step 44 is YES, proceed to step 45, where the first air switching means 24,
The dehumidifying unit 22 side is opened by the fourth air switching unit 30. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. Subsequently, the first air inlet 17 is opened by the second air switching means 28. At the same time, the third air switching means 15
As a result, the blower 14 side is closed and the first exhaust port 16 is opened. If the result of the check in step 47 is YES, the process proceeds to step 48, where the first air inlet 17 is closed by the second air switching means 28, and the air supply side 14 is opened by the third air switching means 15. Then, the first exhaust port 16 is closed.
In this state, step 49 and subsequent steps are executed.

As described above, according to the present embodiment, when the outside air detected by the temperature and humidity detecting means 29 is higher in temperature and humidity than the reference value, the first air switching means 24 and the fourth air switching means 30 are used. The air blowing means 18 is operated so that the ventilation pipe 27 side is opened and the dehumidifying means 22 side is closed. The ventilation pipe 27 side opens the air switching means 24 and the fourth air switching means 30 and the dehumidifying means 22
The air blowing means 18 is operated so that the sides are closed, and in the middle of drying, the first air switching means 24 and the fourth air switching means 30 close the ventilation pipe 27 side and open the dehumidifying means 22 side, and The first air inlet 17 is opened by the air switching means, the blower unit 14 side is closed by the third air switching means, and the first air outlet side is opened, so that the blowing means 18 and the dehumidifying means 22 are operated, In the post-drying step, the first air switching means 24 and the fourth air switching means 30 close the ventilation pipe 27 side and open the dehumidifying means 22 side, close the first air inlet 17 with the second air switching means, The third air switching unit opens the air blowing unit 14 side, closes the first exhaust port 16 side, operates the air blowing unit 18 and the dehumidifying unit 22, and stores the air in the drying cabinet 10. It is a clothes dryer that dries clothes efficiently.

(Embodiment 6) Next, a sixth embodiment of the present invention will be described. FIG. 8 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of the present embodiment is the same as that of FIG. 1 described in the first embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 53 is YES, step 5
4. Step 55 and Step 56 are executed. That is, the timer of the operation timer is started in step 54, the operation of the blowing means 18 is started in step 55, and the operation of
Is to read the data of the temperature / humidity detecting means 29.
Subsequently, in step 57, it is checked whether the read data is higher in temperature and humidity than the reference value. If the result of this check is YES, that is,
If the outdoor air taken in from the first intake port 17 is higher in temperature and humidity than the reference value, the result of the check in step 63 as to whether the operating time has reached a predetermined value is YES.
The operation of the blowing means 18 is continued until the condition is satisfied. Step 6
If the result of the check of driving time in 3 is YES,
The operation is terminated after executing step 64 and subsequent steps. That is, the process management timer is cleared in step 64, and the blowing means 18 is turned off in step 66 to terminate the operation. If the result of the check in step 57 is NO, the process proceeds to step 58, where the first air switching means 24 and the fourth air switching means 30 open the dehumidifying means 22 side. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. Then, the first air inlet 17 is opened by the second air switching valve 28. At the same time, the third air switching valve 15
Then, the blower side is closed, the first exhaust port 16 is opened, and the blower 18 and the dehumidifier 22 are operated. Next, proceeding to step 59, a pre-process time is set according to the temperature and humidity of the intake air. Subsequently, in step 60, the measurement of the set pre-process time is started, and in step 61, the result of the check as to whether the total operation time has reached the pre-process time is YE.
The operation of the blowing means 18 and the dehumidifying means 22 is continued until S is reached. If the result of the check at step 61 is YES, the routine proceeds to step 62, where the first air switching means 2
4. The fourth air switching means 30 keeps the dehumidifying means 22 open. The first air inlet 1 is provided by the second air switching means 28.
Close 7. At the same time, the third air switching means 15
Then, the blower side is opened and the first exhaust port 16 is closed. In this state, step 63 and subsequent steps are executed.

As described above, according to the present embodiment, when the outside air detected by the temperature and humidity detecting means 29 is higher in temperature and humidity than the reference value, the first air switching means 24 and the fourth air switching means 30 are used. The air blowing means 18 is operated such that the ventilation pipe 27 side is opened and the dehumidifying means 22 side is closed, and when the outside air is at low temperature and low humidity, or at low temperature and high humidity, or at high temperature and high humidity, the first step is performed in the first step before drying. The air switching means 24 and the fourth air switching means 30 are closed on the ventilation pipe 27 side, and the dehumidifying means 2
Two sides open. Further, the second air switching means 28 opens the first air inlet 17, and the third air switching means 15 connects the blowing section 1.
4 side is closed, the first exhaust port 16 is opened, and the blowing means 18 and the dehumidifying means 22 are operated. In the post-drying step, the first air switching means 24 and the fourth air switching means 30 are connected to the ventilation pipe. 27 side is closed, the dehumidifying means 22 side is opened, the first air inlet 17 is closed by the second air switching means 28, the blower unit 14 side is opened by the third air switching means 15, and the first exhaust port 16 is opened.
By closing the side and operating the air blowing means 18 and the dehumidifying means 22, a clothes dryer for efficiently drying clothes housed in the drying cabinet 10 is provided.

(Embodiment 7) Next, a seventh embodiment of the present invention will be described. FIG. 9 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of the present embodiment is the same as that of FIG. 1 described in the first embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 67 is YES, step 6
8. Step 69 and Step 70 are executed. That is, in step 68, the timer of the operation timer is started, and in step 69, the operation of the blowing means 18 is started.
Is to read the data of the temperature / humidity detecting means 29.
Subsequently, in step 71, it is checked whether the read data is higher in temperature and humidity than the reference value. If the result of this check is YES, that is,
If the outdoor air taken in from the first air inlet 17 is higher in temperature and humidity than the reference value, the result of the check as to whether the operation time in step 81 has reached a predetermined value is YES.
The operation of the blowing means 18 is continued until the condition is satisfied. Step 8
If the result of the check of the driving time at 1 is YES,
The operation is completed after executing step 82 and subsequent steps. That is, the process management timer is cleared in step 82, and the blowing means 18 is turned off in step 84 to end the operation.

That is, in this case, since the outdoor air is hot and dry, it is determined that the clothes such as the laundry in the drying cabinet 10 can be dried by simply supplying the outside air from the blower unit 14. ing.

The result of the check in step 71 is N
If it is O, the process proceeds to step 72, where it is checked whether the temperature and humidity of the intake air detected by the temperature and humidity detecting means 29 is lower and higher than a predetermined value. If the result of this check is YES, the operation proceeds to step 76, where the first air switching means 24 and the fourth air switching means 30 open the dehumidifying means 22 side. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. Then, the first air inlet 17 is opened by the second air switching means 28. At the same time, the third air switching means 15 closes the air blowing section side, opens the first exhaust port 16, and operates the air blowing means 18 and the dehumidifying means 22. Next, the routine proceeds to step 77, where a pre-process time corresponding to the temperature and humidity of the intake air is set. Then step 7
At 8, the counting of the set pre-process time is started, and the blowing means 18 and the dehumidifying means 22 are continued until the result of the check at step 79 as to whether the total operation time has reached the pre-process time becomes YES. Continue driving. If the result of the check at step 79 is YES, the routine proceeds to step 80, where the first air switching means 24, the fourth air switching means 30
To keep the dehumidifying means 22 open. The first air inlet 17 is closed by the second air switching means 28. At the same time,
The third air switching means 15 opens the blower side and closes the first exhaust port 16. In this state, step 81 and subsequent steps are executed.

Checking in step 71 and step 7
If both of the check results in step 2 are NO, the process proceeds to step 73, where a pre-process time is set according to the temperature and humidity of the intake air. Subsequently, in step 74, counting of the set pre-process time is started, and in step 75, the result of checking whether or not the total operation time has reached the pre-process time is YE.
The operation of the blowing means 18 is continued until S is reached. If the result at step 75 is YES, the process proceeds to step 76, where the first air switching means 24, the fourth air switching means 30
To open the dehumidifying means 22 side. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. Then, the first air inlet 17 is opened by the second air switching valve 28. At the same time, the third air switching valve 15 closes the blower side and opens the first exhaust port 16. Then, the dehumidifying means 22 is operated. Next, the routine proceeds to step 77, where a pre-process time corresponding to the temperature and humidity of the intake air is set. Subsequently, in step 78, the timer of the set pre-process time is started, and the blowing unit 18 is operated until the result of the check in step 79 as to whether the total operation time has reached the pre-process time becomes YES. The operation of the dehumidifying means 22 is continued. If the result of the check at step 79 is YES, the routine proceeds to step 80, where the first air switching means 24 and the fourth air switching means 30 open the dehumidifying means 22 side. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. Then, the first air inlet 17 is opened by the second air switching means 28. At the same time, the third air switching means 15 closes the blower side and opens the first exhaust port 16. In this state, step 81 and subsequent steps are executed.

As described above, according to the present embodiment, when the state of the outside air detected by the temperature / humidity detecting means 29 is higher in temperature and humidity than the pre-programmed reference state, the first air switching means 24 And the fourth air switching means 30 is connected to the ventilation pipe 2
The air blowing means 18 is operated such that the side 7 opens and the dehumidifying means 22 closes, and the state of the outside air detected by the temperature / humidity detecting means 29 is lower in temperature and lower humidity and higher in high temperature and high humidity compared to a pre-programmed reference state. In the pre-drying process, the first air switching means 24 and the fourth air switching means 30 are operated such that the ventilation pipe 27 side is opened and the dehumidifying means 22 side is closed, and the air blowing means 18 is operated. The first air switching means 24 and the fourth air switching means 30 are closed on the side of the ventilation pipe 27 and the dehumidifying means 22 side is opened, the second air switching means 28 is opened on the first intake port 17, and the third air switching means 28 is opened. The air switching means 15 is closed on the side of the blowing section 14 and the first exhaust port 16 is opened, so that the blowing means 18 and the dehumidifying means 22 are opened.
Is operated, and the first air switching means 24 is
The fourth air switching means 30 is closed on the side of the ventilation pipe 27 and the dehumidifying means 22 is opened, the second air switching means 28 is closed on the first intake port 17, and the third air switching means 15 is blown. By opening the unit side 14, closing the first exhaust port 16, operating the blowing means 18 and the dehumidifying means 22, the state of the outside air detected by the temperature and humidity detecting means 29 is programmed in advance. In the case of low temperature and high humidity compared to the reference state, the first air switching means 24 and the fourth air switching means 30 are closed on the ventilation pipe 27 side and opened on the dehumidification means 22 side in the pre-drying process, Air switching means 28 so as to open the first air inlet 17, and the third air switching means 15 so as to close the blower unit side 14, and the first air outlet 1
6, the blowing means 18 and the dehumidifying means 22 are operated, and in the post-drying step, the first air switching means 24 and the fourth air switching means 30 are closed on the ventilation pipe 27 side and opened on the dehumidifying means 22 side. The second air switching means 28 closes the first intake port 17, the third air switching means 15 opens the blowing section 14, and closes the first exhaust port 16, By operating the means 18 and the dehumidifying means 22, a clothes dryer for efficiently drying clothes housed in the drying cabinet 10 is realized.

Embodiment 8 Next, an eighth embodiment of the present invention will be described. FIG. 10 is a cross-sectional view showing the configuration of this embodiment. In the present embodiment, a heating means 33 constituted by a heater is disposed downstream of the dehumidifying means 22 of the blower pipe 23 and downstream of the opening 27 b of the ventilation pipe 27.

With the above configuration, for example,
If the temperature and humidity of the outdoor air detected by the temperature / humidity detecting means 29 are lower than the reference value and high in humidity, the drying cabinet 1
By closing the air supply path between 0 and the air supply unit 14, a circulation operation of circulating the air while using both the dehumidifying unit 22 and the heating unit 33 can be performed. That is, the air dehumidified and dried by the dehumidifying unit 22 is further heated by the heating unit 33 to a high temperature, and the air is circulated between the drying cabinet 10 and the blowing unit 14. When the temperature and humidity of the outdoor air detected by the temperature / humidity detecting means 29 are lower than the reference value and low in humidity, the air supply path between the drying cabinet 10 and the air supply unit 14 is closed. Thus, the blowing means 18 is operated while the heating means 33 is energized. That is, the air blown by the blowing means 18 is heated by the heating means 33 to be heated to a high temperature and supplied into the drying cabinet 10, and the air exhausted from the drying cabinet 10 through the exhaust pipe 12 is again sucked in by the blowing means 18. , Heating means 3
The circulation of the air blown into the drying cabinet 10 through 3 is repeated.

As described above, according to this embodiment, even if the outside air temperature detected by the temperature / humidity detecting means 29 is lower than the reference value, efficient heating can be executed by energizing the heating means 33. By operating the air switching means and the blowing means 18 according to the state of the outside air, the clothes are dried by the air blown by the blowing means 18, or the air switching means and the drying chamber It is possible to select whether to dry the clothes by dehumidifying by means of the dehumidifying means 22 and circulating the air heated by the heating means 33 as a closed loop, thereby widening the selection range of the operation mode, and enabling efficient clothes drying. It is a clothes dryer that can perform.

Embodiment 9 Next, a ninth embodiment of the present invention will be described. FIG. 11 is a flowchart showing a control program of the control means 31 of the present embodiment. The overall configuration of this embodiment is the same as that of FIG. 10 described in the eighth embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If it is confirmed in step 85 that the signal is from the operation unit, the flow proceeds to step 86 to start measuring the operation time of the drying operation. That is,
Start timing of the operation timer. At the same time, the process proceeds to step 87, in which the air blowing means 18 is turned on, and the intake of outdoor air from the first air inlet 17 is started. Then step 88
The temperature and humidity detecting means 2 disposed at the first air inlet 17
9, data indicating the temperature and humidity of the outdoor air is fetched.
In step 89, it is checked whether the state of the taken-in outdoor air is higher in temperature and humidity than the reference state. If the result of this check is YES, step 9
The program proceeds to 1 to check whether or not the operation time has reached a predetermined value. If YES, the program proceeds to step 92 and thereafter to turn off the blowing means 18. If the result of the check in step 89 is NO, proceed to step 90 to control the first air switching means 24 to open the dehumidifying means 22 side and close the opening 27 a of the ventilation pipe 27. . At the same time, the fourth air switching means 30 is also controlled so that the dehumidifying means 22
The side is opened and the opening 27b of the ventilation pipe 27 is closed. At the same time, the second air switching means 28 is also controlled so that the first air inlet 17 is closed, and the third air switching means 1 is closed.
5 is opened on the side of the blower 14 and the first exhaust port 16 is closed.
In this state, the operation of the blowing unit 18, the dehumidifying unit 22, and the heating unit 33 is continued until the check of the operation time in Step 91 reaches a predetermined time. That is, the blowing means 1
The air 8 is taken in and blown from the drying cabinet 10 through the exhaust pipe 12, and supplied to the drying cabinet 10 again from the blowing pipe 23 through the dehumidifying means 22 and the heating means 33. If the result of the check in step 91 is YES, the routine proceeds to step 92, where the heating means 33, the dehumidifying means 22, and the blowing means 18 are turned off. In this manner, the clothes such as laundry stored in the drying cabinet 10 are dried by the outdoor dry air supplied into the drying cabinet 10 when the outside air is higher in temperature and humidity than the reference state. You. Further, when the outside air is at a high temperature and high humidity, at a low temperature and low humidity, and at a low temperature and high humidity as compared with the reference state, the air in the drying cabinet 10 is dried using the dehumidifying means 22 and the heating means 33. And drying cabinet 1
By blowing the air into the inside, the clothes such as the laundry in the drying cabinet 10 are dried.

As described above, according to the present embodiment, when the state of the outside air detected by the temperature / humidity detecting means 29 is higher in temperature and humidity than the pre-programmed reference state, The air switching means 24 and the fourth air switching means 30 are opened on the side of the ventilation pipe 27, the dehumidifying means 22 is closed, the second air switching means 28 is opened on the first air inlet 17, and the third air switching means is opened. The air blowing unit 18 is operated by closing the air blowing unit 14 side and opening the first exhaust port 16, and the state of the outside air detected by the temperature and humidity detecting unit 29 is lower than the pre-programmed reference state. In the case of low humidity, low temperature and high humidity, or high temperature and high humidity, the first air switching means 24 and the fourth air switching means 30 are closed so that the ventilation pipe 27 side is closed and the dehumidification means 22 side is opened, and the second air switching means 22 is opened. Air switching means 28 The first air inlet 17 is closed, the third air switching means 15 is opened on the blowing unit 14 side, and the first exhaust port 16 is closed, so that the blowing unit 18, the dehumidifying unit 22, and the heating unit 33 are closed. Make it work. When the temperature inside the drying cabinet 10 becomes higher than a predetermined reference value as a result detected by the temperature / humidity detecting means 29, the heating means 33 is turned off and the dehumidifying means 22 is turned off.
The clothes can be dried efficiently without lowering the performance of the clothes.

(Embodiment 10) Next, a tenth embodiment of the present invention will be described. FIG. 12 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of this embodiment is the same as that of FIG. 10 described in the eighth embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 94 is YES, step 9
5. Step 96 and step 97 are executed. That is, the timer of the operation timer is started in step 95, the operation of the blowing means 18 is started in step 96, and
Is to read the data of the temperature / humidity detecting means 29.
Subsequently, at step 98, it is checked whether the read data is higher in temperature and humidity than the reference value. If the result of this check is YES, that is,
If the outdoor air taken in from the first intake port 17 is higher in temperature and humidity than the reference value, the result of the check as to whether the operation time in step 103 has reached the predetermined value is YE.
The operation of the blowing means 18 is continued until S is reached. If the result of the check of the operation time in step 103 is YES, step 104 and subsequent steps are executed to terminate the operation. That is, the process management timer is cleared in step 104, and the blowing means 18 is turned off in step 106 to terminate the operation. If the result of the check at step 98 is NO, the routine proceeds to step 99, where a pre-process time corresponding to the temperature and humidity of the intake air is set. Subsequently, in step 100, the timing of the set pre-process time is started.
1 until the result of the check as to whether or not the total operation time at 1 has reached the pre-process time becomes YES.
8 is continued. If the result of the check at step 101 is YES, the routine proceeds to step 102, where the first air switching means 24 and the fourth air switching means 30 dehumidify means 2
Open two sides. That is, the opening 2 on the side of the ventilation section of the ventilation pipe 27
7a and 27b are closed. Then, the second air switching means 28 closes the first intake port 17, opens the third air switching means on the side of the blower section 14, closes the first exhaust port 16, and removes the dehumidifying means 22 and the heating element. The means 33 is operated. Step 103 and subsequent steps are executed in this state.

As described above, according to the present embodiment, when the outside air detected by the temperature / humidity detecting means 29 is higher in temperature and humidity than the reference value, the first air switching means 24 and the fourth air switching means 30 are used. Is opened on the side of the ventilation pipe 27, the side of the dehumidifying means 22 is closed, the second air switching means 28 opens the first intake port 17, the third air switching means closes the blowing section 14 side, and the first exhaust port 16 When the outside air is at low temperature and low humidity, or at low temperature and high humidity, or at high temperature and high humidity, the first air switching means 24 and the fourth air The switching means 30 is opened on the side of the ventilation pipe 27 and the dehumidifying means 22 is closed, the second air switching means 28 opens the first air inlet 17, and the third air switching means is connected to the blower 1.
4 side is closed, and the air blowing means 18 is operated so as to open the first exhaust port 16. In the post-drying step, the first air switching means 24 and the fourth air switching means 30 are closed on the ventilation pipe 27 side to dehumidify. Opening the means 22 side, the second air switching means 28
Closes the first air inlet 17, and the third air switching means opens the air blower 14 side and closes the first air outlet 16 to operate the air blower 18, the dehumidifier 22, and the heater 33. To do. In addition, when the temperature inside the drying cabinet 10 is higher than a predetermined reference value as a result detected by the temperature / humidity detecting unit 29, the heating unit 33 is turned off so that the performance of the dehumidifying unit 22 is not deteriorated. The clothes drying machine dries clothes stored in the drying cabinet 10 efficiently.

Embodiment 11 Next, an eleventh embodiment of the present invention will be described. FIG. 13 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of this embodiment is the same as that of FIG. 10 described in the eighth embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation has started in step 107 is YES, step 1
Steps 08, 109 and 110 are executed. That is, at step 108, the timer of the operation timer is started, at step 109, the operation of the blower 18 is started, and at step 110, the data of the temperature / humidity detector 29 is read. Subsequently, in step 111, it is checked whether the read data has a higher temperature and a lower humidity than a reference value. If the result of this check is YES, that is, if the outdoor air taken in from the first intake port 17 by the blower means 18 is higher in temperature and humidity than the reference value, the operation time in step 119 becomes the predetermined value. The operation of the blowing means 18 is continued until the result of the check as to whether or not it has reached YES is YES. If the result of the check of the operation time in step 119 is YES, step 120 and subsequent steps are executed to terminate the operation. That is, the process management timer is cleared in step 120, and the blower 18 is turned off in step 122 to terminate the operation. If the result of the check at step 111 is NO, the routine proceeds to step 112, where a pre-process time according to the temperature and humidity of the intake air is set. Subsequently, in step 113, the counting of the set pre-process time is started, and until the result of the check as to whether or not the total operation time in step 114 has reached the pre-process time becomes YES, the blowing unit 18 is turned on. Continue driving. Step 114
If the result of the check at step is YES, step 115
The first air switching means 24 and the fourth air switching means 30 open the dehumidifying means 22 side. That is, the openings 27a and 27b of the ventilation pipe 27 on the blower side are closed. then,
The first air inlet 17 is opened by the second air switching means 28. At the same time, the third air switching means 15 closes the blower side, opens the first exhaust port 16, and operates the blower 18, the dehumidifier 22, and the heater 33. Proceeding to step 116, the middle process time according to the temperature and humidity of the intake air is set.
Subsequently, in step 117, the counting of the set middle process time is started, and until the result of the check as to whether or not the total operation time in step 117 has reached the middle process time becomes YES, the blowing means 18 Dehumidifying means 22 and heating means 3
Continue the operation of Step 3. If the result of the check at step 117 is YES, proceed to step 118, close the first intake port 17 with the second air switching valve 28, open the blowing side with the third air switching valve 15, Close one exhaust port 16,
The blowing means 18, the dehumidifying means 22, and the heating means 33 are operated. Step 119 and subsequent steps are executed in this state.

As described above, according to this embodiment, when the outside air detected by the temperature and humidity detecting means 29 is higher in temperature and humidity than the reference value, the first air switching means 24 and the fourth air switching means 30 are used. The air blowing means 18 is operated so that the ventilation pipe 27 side is opened and the dehumidifying means 22 side is closed. The ventilation pipe 27 opens the air switching means 24 and the fourth air switching means 30 and the dehumidifying means 22
The first air inlet 17 is opened by the second air switching means, the third air switching means closes the blowing unit 14 side, and the first The air blowing means 18, the dehumidifying means 22 and the heating means 33 are operated so as to open the exhaust port side of the humidifier.
Open the second side and use the second air switching means to
Is closed, the blowing section 14 side is opened by the third air switching section, and the first exhaust port side is closed, so that the blowing section 18, the dehumidifying section 22, and the heating section 33 are operated. In addition, when the temperature inside the drying cabinet 10 is higher than a predetermined reference value as a result detected by the temperature / humidity detecting unit 29, the heating unit 33 is turned off so that the performance of the dehumidifying unit 22 is not deteriorated. The clothes drying machine dries clothes stored in the drying cabinet 10 efficiently.

(Embodiment 12) Next, a twelfth embodiment of the present invention will be described. FIG. 14 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of this embodiment is the same as that of FIG. 10 described in the eighth embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 123 is YES, steps 124, 125 and 126 are executed.
That is, the timer of the operation timer is started in step 124, the operation of the blower 18 is started in step 125, and the data of the temperature / humidity detector 29 is read in step 126. Subsequently, in step 127, it is checked whether the read data has a higher temperature and a lower humidity than a reference value. If the result of this check is YES, that is, if the outdoor air taken in from the first intake port 17 by the blower means 18 has a higher temperature and a lower humidity than the reference value, the operation time in step 133 becomes the predetermined value. The operation of the blowing means 18 is continued until the result of the check as to whether or not it has reached YES is YES. If the result of the check of the operation time in step 133 is YES, step 134 and subsequent steps are executed to terminate the operation. That is, the process management timer is cleared in step 134, and the blowing means 18 is turned off in step 136 to end the operation.

That is, in this case, since the outdoor air is hot and dry, it is determined that the clothes such as the laundry in the drying cabinet 10 can be dried only by supplying the outside air from the blower 14. ing.

If the result of the check at step 127 is NO, the process proceeds to step 128, at which the temperature and humidity of the intake air detected by the temperature and humidity detecting means 29 is lower than the predetermined value and is lower. Check if. If the result of this check is YES, in step 132 the first air switching means 24 and the fourth air switching means 30 are driven to open the dehumidifying means 22 side and the second air switching means 28
Closes the first air inlet 17 and the third air switching means 15
Opens the blower unit 14 side, closes the first exhaust port 16 side,
This is to operate the blowing means 18, the dehumidifying means 22, and the heating means 33. In this state, step 133 and subsequent steps are executed.

In other words, in this case, since the outdoor air is low in temperature and high in humidity, the blowing unit 14 sends the entire drying time to
Air that has been dehumidified using the dehumidifying unit 22 and the heating unit 33 is supplied into the drying cabinet 10 to dry clothes such as laundry in the drying cabinet 10.

If the result of the check in step 127 and the result of the check in step 128 are both NO, that is, the temperature and humidity of the intake air detected by the temperature and humidity detecting means 29 are lower than the predetermined value or lower than the predetermined value. If the humidity is high, the process proceeds to step 129 to set a pre-process time for drying in accordance with the temperature and humidity of the intake air detected by the temperature / humidity detecting means 29. At step 130, time measurement of the pre-process time is started. ,
Step 131 and subsequent steps are executed. That is, during the pre-drying process time, the outdoor air is supplied by the blowing means 18 to ventilate the humid air in the drying chamber 10, and in the post-drying process, the drying is performed using the dehumidifying means 22 and the heating means 33. The air in the storage 10 is dried and circulated. In other words, in this case, air humidified by steam or the like generated from the laundry in the drying cabinet 10 in the pre-drying step is ventilated by blasting by the blasting means 18, and the blasting of the blasting means 18 is performed in the post-drying step by the dehumidifying means. 2
The air is blown from the blowing unit 14 as dry air through the heater 2 and the heating means 33. That is, the drying of the laundry is completed by supplying the dry air when the drying of the laundry has progressed to some extent by the ventilation.

As described above, according to this embodiment, when the state of the outside air detected by the temperature / humidity detecting means 29 is higher in temperature and humidity than the pre-programmed reference state, the first air switching means 24 And the fourth air switching means 30 is connected to the ventilation pipe 2
7 opens, the dehumidifying means 22 closes, the second air switching means 18 opens the first intake port 17, the third air switching means 15 closes the blowing unit 14 side, and the first exhaust port 16 opens.
Is opened and the blowing means 18 is operated, and the temperature / humidity detecting means 29
When the state of the outside air detected is lower and lower humidity and higher and higher humidity compared to a pre-programmed reference state, the first air switching means 24 and the fourth air switching means 30 are used in the pre-drying process. The ventilation pipe 27 side is opened, the dehumidifying means 22 side is closed, the second air switching means 18 opens the first air inlet 17, the third air switching means 15 closes the blowing unit 14 side, and the first exhaust Opening means 16 so as to open mouth 16
8 is operated, and the first air switching means 2
The fourth and fourth air switching means 30 are closed on the ventilation pipe 27 side and the dehumidifying means 22 side is opened, the second air switching means 18 closes the first intake port 17, and the third air switching means 15 is closed.
The air blower 14 is opened, the first exhaust port 16 is closed, the blower 18, the dehumidifier 22, and the heater 33 are operated, and the state of the outside air detected by the temperature and humidity detector 29 is programmed in advance. When the temperature is lower than the reference state, the first air switching means 24 and the fourth air switching means 30 are closed on the ventilation pipe 27 side, the dehumidification means 22 side is opened, and the second air switching means 18 The first air inlet 17 is closed, the third air switching means 15 opens the air blower 14 side, and closes the first air outlet 16 so that the air blow means 18, the dehumidifying means 22 and the heating means 33 are closed. Let it work. When the temperature inside the drying cabinet 10 becomes higher than a predetermined reference value as a result detected by the temperature / humidity detecting means 29, the heating means 33 is turned off and the dehumidifying means 22 is turned off.
Thus, a clothes dryer that efficiently dries clothes stored in the drying cabinet 10 without reducing the performance of the clothes dryer is realized.

(Thirteenth Embodiment) Next, a thirteenth embodiment of the present invention will be described. FIG. 15 is a flowchart illustrating a control program of the control unit 31 of the present embodiment. The overall configuration of this embodiment is the same as that of FIG. 10 described in the eighth embodiment.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means executes a built-in control program. If the result of the check as to whether or not the operation is started in step 137 is YES, step 13
8. Step 139 and Step 140 are executed. That is, the timer of the operation timer is started in step 138,
In step 139, the operation of the blowing means 18 is started, and in step 140, the data of the temperature / humidity detecting means 29 is read. Then, in step 141, it is checked whether the read data is higher in temperature than the reference value.
If the result of this check is YES, that is, if the outdoor air taken in from the first intake port 17 by the blower 18 is higher in temperature than the reference value, the routine proceeds to step 143. In step 143, it is checked whether the read data is lower in humidity than a reference value. If the result of this check is YES, that is, if the outdoor air taken in from the first air inlet 17 by the blower 18 is lower in humidity than the reference value, the process proceeds to step 145, and the operation time in step 145 The operation of the blowing means 18 is continued until the result of the check as to whether or not has reached the predetermined value becomes YES. If the result of the check of the operation time in step 145 is YES, step 146 and subsequent steps are executed to terminate the operation. That is, in step 147, the blower 18 is turned off and the operation is terminated. That is, in this case, since the outdoor air is hot and dry, it is determined that the clothes such as the laundry in the drying cabinet 10 can be dried by simply supplying the outside air from the blower unit 14. Step 1
If the result of the check at 41 is NO, proceed to step 142, turn on the heating means 33, and
Proceed to 43. If the result of the check in step 143 is NO, the process proceeds to step 144, in which the first air switching means 24 and the fourth air switching means 30 are closed on the side of the ventilation pipe 27, and the side of the dehumidifying means 22 is opened. The second air switching means 18 closes the first intake port 17, and the third air switching means 15 opens the blower section 14 side and closes the first exhaust port 16 to turn on the dehumidifying means 22. Then, the process proceeds to step 145.

As described above, according to the present embodiment, when the state of the outside air detected by the temperature / humidity detecting means 29 is higher in temperature and humidity than the reference state programmed in advance, the first air switching means 24 is used. And the fourth air switching means 30 is connected to the ventilation pipe 2
7 side is closed, the dehumidifying means 22 side is closed, the second air switching means 18 is opened so as to open the first air inlet 17, and the third air switching means 15 is closed on the blowing unit 14 side, and the second air switching means 15 is closed. One of the exhaust ports 16 is controlled to be open, and the temperature / humidity detecting means 29 is controlled.
When the state of the outside air detected by the air conditioner is lower in temperature and humidity than the reference state programmed in advance, the first air switching means 24 and the fourth air switching means 30 are opened on the ventilation pipe 27 side, and the dehumidifying means is opened. The second air switching means 18 is controlled so as to open the first air inlet 17, and the third air switching means 15 is controlled so as to close the blowing unit 14 side so that the second air switching means 18 is closed. In a state where one exhaust port 16 is controlled to be opened, the blowing means 18 and the heating means 33 are operated, and the state of the outside air detected by the temperature / humidity detecting means 29 is compared with a pre-programmed reference state. In the case of high temperature and high humidity, the first air switching means 24 and the fourth air switching means 30 are controlled so that the ventilation pipe 27 side is closed and the dehumidification means 22 side is opened. Means 18 to the first inlet 1
7 is closed, and the third air switching means 15 is controlled to open the blowing section 14 side and close the first exhaust port 16 side to operate the blowing section 18 and the dehumidifying section 22. If the outside air state detected by the temperature and humidity detecting means 29 is lower in temperature and humidity than a pre-programmed reference state, the first air switching means 24 and the fourth air switching means 30 are ventilated. The pipe 27 side is closed and the dehumidifying means 22 side is opened, the second air switching means 18 is controlled so as to close the first air inlet 17, and the third air switching means 15 is blown. In a state where the side 14 is opened and the side of the first exhaust port 16 is closed, the blowing unit 18, the dehumidifying unit 22, and the heating unit 33 are operated, and the drying chamber 1 is opened.
The present invention realizes a clothes dryer that efficiently dries clothes such as laundry stored in the inside of the clothes dryer.

Embodiment 14 Next, a fourteenth embodiment of the present invention will be described. FIG. 16 shows the control means 3 of this embodiment.
3 is a flowchart showing a control program of the control program No. 1; The overall configuration of this embodiment is the same as that of FIG.
Same as 0.

When the user operates the operation unit (not shown) to instruct the start of operation, the control means 31 executes a built-in control program. If the result of the check as to whether or not the operation is started in step 148 is YES, steps 149, 150 and 151 are executed.
That is, the timer of the operation timer is started in step 149, the operation of the blowing means 18 is started in step 150, and the data of the temperature / humidity detecting means 29 is read in step 151. Subsequently, in step 152, it is checked whether the read data is higher in temperature and humidity than the reference value. If the result of this check is YES, that is, if the outdoor air taken in from the first air inlet 17 by the air blowing means 18 is higher in temperature and humidity than the reference value, the flow proceeds to step 159. The operation of the blowing means 18 is continued until the result of the check as to whether or not the operation time at step 159 has reached the predetermined value becomes YES. If the result of the check of the operation time in step 159 is YES, step 160 and subsequent steps are executed to terminate the operation. That is, in step 161, the blower 18 is turned off and the operation is terminated.

That is, in this case, since the outdoor air is hot and dry, it is determined that the clothes such as the laundry in the drying cabinet 10 can be dried by simply supplying the air from the blower unit 14. ing.

If the result of the check in step 152 is NO, the process proceeds to step 153. In step 153, it is checked whether the read data has a higher temperature than the reference value. If the result of this check is YES, that is, if the outdoor air taken in from the first intake port 17 by the blower 18 is higher in temperature than the reference value, the routine proceeds to step 156. In step 156, the second air switching means 18 is controlled so as to close the first air inlet 17, and the third air switching means 15 is opened such that the blower 14 is opened and the first air outlet 16 is closed. To control. Subsequently, in step 157, it is checked whether the read data is higher in temperature than the reference value. If the result of the check is YES, step 158
To turn on the dehumidifying means 22, and execute step 159 and subsequent steps.

If the result of the check at step 153 is NO, the heating means 33 is turned on at step 154, and the routine proceeds to step 155. If the result of the check in step 155 is NO, step 159 and subsequent steps are executed. Also, in the case of NO at step 157,
Step 159 and subsequent steps are executed.

As described above, according to the present embodiment, when the outside air condition detected by the temperature and humidity detecting means 29 is higher in temperature and humidity than the pre-programmed reference state, the first air switching means 24 And the fourth air switching means 30 is connected to the ventilation pipe 2
Control to open the 7 side and close the dehumidifying means 22 side,
The second air switching means 18 was controlled so as to open the first intake port 17, and the third air switching means 15 was controlled so as to close the blower 14 and open the first exhaust port 16. In this state, the blowing means 18 is operated, and the temperature / humidity detecting means 2
In the case where the state of the outside air detected by the air conditioner 9 is lower in temperature and humidity than a pre-programmed reference state, the first air switching means 24 and the fourth air switching means 30 are opened on the side of the ventilation pipe 27 and the dehumidification means The second air switching means 18 is controlled so as to open the first air inlet 17, and the third air switching means 15 is controlled so as to close the blower 14 side so as to close the first air inlet 17. The air blowing means 18 and the heating means 33 are operated in a state where the exhaust port 16 side is controlled to be opened, and the state of the outside air detected by the temperature and humidity detecting means 29 is higher than the pre-programmed reference state. In the case of humidity, the first air switching means 24 and the fourth air switching means 30 are controlled so that the ventilation pipe 27 side is closed and the dehumidification means 22 side is opened, and the second air switching means 18 is controlled. Control to close the first intake port 17, Blower 14 three air switching means 15
The air blowing means 18 and the dehumidifying means 22 are operated in a state where the side is opened and the first exhaust port 16 side is closed, and the state of the outside air detected by the temperature / humidity detecting means 29 is a reference which is programmed in advance. When the temperature is lower and the humidity is higher than the state, the first air switching means 24 and the fourth air switching means 3
0 is controlled so that the ventilation pipe 27 side is opened and the dehumidifying means 22 side is closed, and the second air switching means 18 is connected to the first intake port 1.
7 and the heating means 33 are operated while the third air switching means 15 is controlled so as to open the blowing section 14 side and close the first exhaust port 16 side. That is what we are trying to do. Therefore, clothes such as laundry stored in the drying cabinet 10 can be efficiently dried.

(Embodiment 15) Next, a fifteenth embodiment of the present invention will be described. FIG. 17 is a cross-sectional view illustrating the configuration of the present example. In this embodiment, exhaust temperature / humidity detecting means 34 for detecting the temperature and humidity of the exhaust air at the first exhaust port 16 of the drying cabinet 10, and outdoor air which the blowing means 18 takes in from the first intake port 17. A temperature / humidity detecting means 29 for detecting temperature and humidity is provided. The detection information of the exhaust temperature / humidity detecting means 34 and the temperature / humidity detecting means 29 is transmitted to the control means 31.

With the above configuration, the apparatus of this embodiment operates according to the control program shown in FIG. The present embodiment relates to a method for determining the switching timing between the pre-drying process and the post-drying process described in each of the above embodiments. In step 162, it is checked whether or not the operation is started. If YES, the operation timer is started in step 163, the blowing means 18 is turned on in step 164, and the outdoor temperature detected by the temperature / humidity detecting means 29 in step 165. Read the temperature and humidity data of the air. In step 165, it is checked whether the read temperature and humidity data is high and low humidity relative to a reference value. When the result of the check is YES, the operation of the blowing means 18 executed in the step 164 is continued until the result of the check of the operation time in the step 171 becomes YES. The result of the check in step 166 is NO, and the result of the check in the following step 167 is whether the data of the temperature and humidity of the intake air detected by the temperature and humidity detecting means 29 is lower than the reference value and high in humidity. In step 170, the process proceeds to step 170, where the first air switching means 24 and the fourth air switching means 30 are controlled so that the dehumidifying means 22 side is opened, and the second air switching means 28 is set to the first intake air. The third air switching means 15 is operated so as to close the first exhaust port 16 so that the port 17 is closed, and at the same time, the dehumidifying means 22 is turned on. This state is continued until the result of the check of the operation time in step 171 becomes YES. In other words, throughout the drying process,
This is one in which the blowing means 18 and the dehumidifying means 22 are operated.

If the result of the check in steps 166 and 167 is both NO, that is, the temperature and humidity data of the intake air detected by the temperature and humidity detecting means 29 is high temperature and high humidity based on the reference value. If the time is low and the humidity is low, the process proceeds to step 168, where the detection data of the intake air temperature / humidity detecting means 29 and the exhaust air temperature / humidity detecting means 34 are read. Subsequently, in step 169, a change in the absolute humidity of the exhaust air is read from the data of the temperature and the humidity detected by the exhaust temperature / humidity detecting means 34, and the absolute humidity is determined by the temperature of the outdoor air detected by the temperature / humidity detecting means 29. It is checked whether the absolute humidity of the outdoor air obtained from the humidity has approached within a predetermined value, or whether the decrease in the absolute humidity of the exhaust air has reached a saturated state. In this embodiment, 10% is adopted as the predetermined value. The determination as to whether or not the saturation state has been reached is based on whether or not the change in absolute humidity within 5 minutes is 10% or less. If the determination result in step 169 is NO
While the air blowing means 1 executed in step 164
8, the supply of outdoor air into the drying cabinet 10 is continued. That is, the pre-drying process is being performed. If the result of the check in step 169 is Y
If ES, the process proceeds to step 170 to operate the dehumidifying unit 22. That is, the first air switching means 24 and the fourth air switching means 30 open the dehumidifying means 19 side,
The first air inlet 17 is closed by the second air switching means 28, the first exhaust port 16 is closed by the third air switching means 15, and the dehumidifying means 22 is turned on. That is,
Step 169 determines the timing of entering the post-drying process. In this way, after the drying process,
In the drying cabinet 10, the air blown by the blower 18 is dried warm air whose relative humidity is reduced through the dehumidifier 22. This state is maintained while the result of the check as to whether the operation time at step 171 has reached the predetermined value is NO. That is, it is continued during the post-step of the drying step.

If the result of the check in step 171 is YE
If S, the dehumidifying means 22 is turned off in step 172,
In step 173, the blowing means 18 is turned off to end the drying.

As described above, according to the present embodiment, the information of the temperature / humidity detecting means 29 for detecting the temperature and humidity of outdoor air arranged at the first air inlet 17 to which the air blowing means 18 draws air, The switching timing between the pre-drying process and the post-drying process is determined from information of the exhaust temperature / humidity detecting means 34 for detecting the temperature and humidity of the exhaust air provided at the first exhaust port 16 of the refrigerator 10. The present invention realizes a clothes dryer that efficiently dries clothes stored in the drying cabinet 10.

Embodiment 16 Next, a sixteenth embodiment of the present invention will be described. FIG. 19 is a cross-sectional view showing the configuration of this embodiment. In this embodiment, a heat exchanger 35 is provided above the blower 14. The heat exchanger 35 is made of an orthogonal aluminum. The heat exchanger 35 adds the heat of the exhaust air exhausted from the drying cabinet 10 to the outdoor air taken in from the first intake port 17a by the blowing means 18 by heat exchange. That is, the heat exchanger 35
The exhaust pipe 12 connected to the drying cabinet 10 is connected in a direction perpendicular to the exhaust port 16a and the first intake port 17a. The end of the exhaust pipe 12 is an exhaust port 16a.

The operation of this embodiment will be described below. The air supplied into the drying cabinet 10 is heat-exchanged with clothes such as laundry stored in the drying cabinet 10, and the low-temperature air subjected to the heat exchange is exhausted from the exhaust port 16. is there. However, not all of the air exhausted from the exhaust port 16 exchanges heat with clothing, and some air still has a sufficient amount of heat. In this embodiment, the heat quantity of the exhaust air exhausted from the exhaust port 16 is effectively used by the heat exchanger 35.

That is, when the air blowing means 18 operates, outdoor air is sucked in from the upper air inlet 17 a of the heat exchanger 35, passes through the inside of the heat exchanger 35, and enters the air blowing section 14. The air is supplied to the drying chamber 10 from the blower tube 23 by the blower 18. From the exhaust pipe 12 connected to the drying cabinet 10, exhaust air that has dried clothes such as laundry in the drying cabinet 10 is exhausted. The exhaust air enters the heat exchanger 35 through the exhaust pipe 12 and exchanges heat with outdoor air taken in from the intake port 17a. The air cooled to a low temperature by the heat exchange is exhausted outside through the exhaust port 16a. Further, the temperature of the outdoor air taken in from the air inlet 17a by the heat exchange rises, and is blown into the drying chamber 10 from the blower pipe 23 by the blower 18.

As described above, according to the present embodiment, the blower 1
4 realizes a clothes dryer capable of efficiently drying clothes housed in the drying cabinet 10 as air obtained by exchanging the air discharged from the drying cabinet 10 with the heat exchanged by the heat exchanger 35. Things.

(Embodiment 17) Next, a seventeenth embodiment of the present invention will be described. FIG. 20 is a sectional view showing the configuration of this embodiment. In the present embodiment, the heat exchanger 3 of the exhaust pipe 12
An exhaust port 16b is provided upstream of the exhaust port 5, and a fifth air switching means 36 is provided near the exhaust port 16b to open and close the exhaust port 16b. The intake port 17a is provided with intake temperature detecting means 29 for detecting the temperature of intake air. Temperature information detected by the exhaust gas temperature detecting means 34 and the intake air temperature detecting means 29 is transmitted to the control means 31.

The operation of this embodiment will be described below. In this embodiment, the fifth air switching means 36 is switched by comparing the temperature of the exhaust air detected by the exhaust temperature detecting means 34 with the temperature of the outdoor intake air detected by the intake temperature detecting means 29. It is. That is, for example, when the clothes in the drying cabinet 10 are just after washing, the temperature of the exhaust air exhausted from the drying cabinet 10 is lower than the outside air because the clothes take heat away. . In such a case, it is not necessary to use the heat exchanger 35. That is, when the temperature of the exhaust air detected by the exhaust temperature detecting means 34 is lower than the intake air temperature detected by the intake air temperature detecting means 29, the control means 31 controls the fifth air switching means 36 to switch the heat exchanger 35 side. Close the exhaust port 16b
Is controlled to open. Conversely, if the temperature of the exhaust air detected by the exhaust temperature detecting means 34 is higher than the intake air temperature detected by the intake air temperature detecting means 29, the control means 31 sets the fifth air switching means 36 to the heat exchanger 35. The exhaust port 16b is controlled to close so that the side opens.

As described above, according to the present embodiment, the temperature of the outdoor air detected by the intake air temperature detecting means 29 for detecting the temperature of the outdoor air supplied to the heat exchanger 35 is changed to the exhaust pipe 12.
If the temperature is higher than the exhaust temperature detected by the exhaust temperature detecting means 34 provided in the
b in the opening direction, and when the intake air temperature detected by the intake air temperature detecting means 29 is lower than the exhaust air temperature detected by the exhaust air temperature detecting means 34, the fifth air switching means 36 is switched to the exhaust port 16b.
Is controlled in the closing direction to realize a clothes dryer that efficiently dries clothes housed in the drying cabinet 10.

Embodiment 18 Next, an eighteenth embodiment of the present invention will be described. In the present embodiment, the drying cabinet 10 includes a transparent panel 11 through which sunlight passes. With the above-described configuration, if the drying cabinet 10 is arranged in a place where the sun is exposed outdoors or indoors, the infrared energy of sunlight can be received, and the clothes stored in the drying cabinet 10 can be efficiently used. It is possible to realize a clothes dryer capable of drying.

The transparent panel may contain, for example, a salicylic acid-based, benzophenone-based, or benzotriazole-based ultraviolet absorber. In this case, since the ultraviolet rays do not enter the drying cabinet 10, the stored clothes do not deteriorate.

(Embodiment 19) Next, a nineteenth embodiment of the present invention will be described. In the present embodiment, the transparent panel 11 of the drying cabinet 10 has a configuration having an absorbent that absorbs ultraviolet rays. For example, the transparent panel 11 may contain a salicylic acid-based, benzophenone-based, or benzotriazole-based ultraviolet absorber. In this case, since the ultraviolet rays do not enter the drying cabinet 10, the stored clothes do not deteriorate.

(Embodiment 20) Next, a twentieth embodiment of the present invention will be described. FIG. 21 is a cross-sectional view illustrating the configuration of the drying cabinet 10 of the present embodiment. In the present embodiment, the drying cabinet 10 includes a first transparent panel 37, a second transparent panel 38, and a rib 39. The rib 39 functions as a heat insulating layer in a space between the first transparent panel 37 and the second transparent panel 38. Therefore, the heat in the drying cabinet 10 is hardly dissipated to the outside by the heat insulating layer, and the inside of the drying cabinet 10 becomes a greenhouse. Therefore, drying cabinet 1
Clothes such as laundry in 0 are dried efficiently.

[0107]

According to the first aspect of the present invention, a drying cabinet for storing clothes, a blowing unit for blowing air to the drying cabinet, a dehumidifying unit for dehumidifying the air blown by the blowing unit, and a regeneration unit for the dehumidifying device. A blowing unit including a second blowing unit, a heater, and a temperature / humidity detecting unit configured to detect a temperature and humidity of air taken in by the blowing unit, and an exhaust port connecting an upper portion of the drying chamber and the blowing unit. An exhaust pipe having a blower, a blower pipe connecting the blower unit and a lower part of the drying chamber, a ventilation pipe connecting the blower unit and the blower pipe so as to bypass a dehumidifying unit, and an upstream part of the ventilation pipe. First air switching means for opening and closing the side, a first air inlet through which outside air opened to the blower flows, a second air switching means for opening and closing the first air inlet, and Second suction for inhaling regeneration air for regenerating the opened dehumidifying means Port, third air switching means for opening and closing the exhaust port, fourth air switching means for selectively opening and closing the downstream side of the ventilation pipe and the downstream side of the dehumidification means, and the temperature and humidity detection means Control means for controlling each part in response to the detection information, wherein the control means operates each of the air switching means and the blowing part according to the state of the outside air detected by the temperature and humidity detecting means, Clothes are dried by ventilating the inside of the drying cabinet with the outdoor air to be blown, or by circulating air dehumidified by the dehumidifying unit with a closed loop between the blowing unit and the drying cabinet by the air switching unit. It is intended to realize a clothes dryer capable of selecting whether to dry the clothes and performing efficient clothes drying.

According to a second aspect of the present invention, the control means includes:
If the state of the outside air detected by the temperature / humidity detecting means is higher in temperature and humidity than the pre-programmed reference state, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air The switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, the fourth air switching means opens the ventilation pipe, and the dehumidifying means closes. In the case where the air condition detected by the temperature and humidity detecting means is lower than the reference state programmed in advance, the temperature is lower and the humidity is higher or the temperature is higher or the humidity is higher. The first air switching means is operated so that the ventilation pipe side is closed and the dehumidification means side is opened, the second air switching means is operated so as to close the first intake port, and the third air switching means is operated as the first exhaust port. Works to close By operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side to operate the blowing means and the dehumidifying means, the clothes housed in the drying cabinet are efficiently dried. It realizes a clothes dryer.

According to a third aspect of the present invention, the control means comprises:
If the state of the outside air detected by the temperature / humidity detecting means is higher in temperature and humidity than the pre-programmed reference state, the first air switching means is operated so that the ventilation pipe side opens and the dehumidifying means side closes, Operating the air switching means to open the first intake port, operating the third air switching means to open the first exhaust port, opening the fourth air switching means to the ventilation pipe side, and dehumidifying means. When the outside air condition detected by the temperature / humidity detecting means is lower than the pre-programmed reference state, when the temperature is lower than the reference state, when the temperature is lower than the reference humidity, or when the temperature is higher or higher than the reference state. In the case of, in the pre-drying step, the first air switching means is operated so that the ventilation pipe side opens and the dehumidification means side closes, and the second air switching means is operated so as to open the first air inlet, Three air switching means One air outlet is opened, the fourth air switching means is operated to open the ventilation pipe side and the dehumidifying means side is closed, and the blowing means is operated. The means is closed on the ventilation pipe side, the dehumidifying means side is opened, the second air switching means is operated to close the first intake port, and the third air switching means is operated to close the first exhaust port. By operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side to operate the blowing means and the dehumidifying means, the clothes housed in the drying cabinet are efficiently dried. It realizes a clothes dryer.

According to a fourth aspect of the present invention, the control means includes:
If the state of the outside air detected by the temperature and humidity detecting means is higher in temperature and humidity than the reference state programmed in advance, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is closed. The air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, the fourth air switching means is opened to the ventilation pipe side, and the dehumidification means side Is operated to close the air blower, and the temperature of the outside air detected by the temperature / humidity detector is lower than the reference state programmed beforehand. In the step, the first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated as the first air switching means. Operate to open the exhaust port, the fourth By operating the air switching means to open the ventilation pipe side and close the dehumidification means side, to operate the blowing means, in the post-drying step, the first air switching means to close the ventilation pipe side and open the dehumidification means side, The second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, and the fourth air switching means is opened on the dehumidifying means side. By operating to close the ventilation pipe side, operating the blowing means and the dehumidifying means, if the temperature of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state, The first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, the second air switching means is operated so as to close the first intake port, and the third air switching means is operated as the first exhaust port. The fourth air switching means By opening the dehumidifying means side and operating to close the ventilation pipe side to operate the air blowing means and the dehumidifying means, it realizes a clothes dryer for efficiently drying clothes housed in a drying cabinet. is there.

According to a fifth aspect of the present invention, the control means comprises:
When the state of the outside air detected by the temperature / humidity detecting means is higher in temperature and humidity than a reference state programmed in advance, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is closed. Operating the air switching means to open the first intake port, operating the third air switching means to open the first exhaust port, opening the fourth air switching means to the ventilation pipe side, and dehumidifying means side To close the air, operate the blowing means, and the temperature of the outside air detected by the temperature / humidity detecting means is lower than the pre-programmed reference state in the case of low temperature and low humidity, in the case of low temperature and high humidity, or in the case of high temperature and high humidity. In this case, in the pre-drying step, the first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, and the second air switching means is operated so as to open the first intake port. Air switching means to the first exhaust port And the fourth air switching means is operated to open the ventilation pipe side and close the dehumidification means side to operate the blowing means, and in the middle of drying, the first air switching means is connected to the ventilation pipe. The side is closed, the dehumidifying means side is opened, the second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is operated. The air switching means is operated to open the dehumidifying means side and close the ventilation pipe side, and the blowing means and the dehumidifying means are operated. In the drying step, the first air switching means is closed on the ventilation pipe side and the dehumidifying means side. Open, operate the second air switching means to close the first intake port, operate the third air switching means to close the first exhaust port, the fourth air switching means Opening the dehumidifying means side and operating to close the ventilation pipe side, blower means and dehumidifying means A structure for operating the, realizes a clothes dryer for drying efficiently garments that are accommodated in the drying oven.

According to a sixth aspect of the present invention, the control means includes:
If the state of the outside air detected by the temperature and humidity detecting means is higher in temperature and humidity than the reference state programmed in advance, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is closed. The air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, the fourth air switching means is opened on the ventilation pipe side and the dehumidifying means side Is operated to close the air, the air blowing means is operated, and the temperature of the outside air detected by the temperature / humidity detecting means is lower than the pre-programmed reference state in the case of low temperature and low humidity, in the case of low temperature and high humidity, or in the case of high temperature and high humidity. In the case before the drying, in the pre-drying step, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, and the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated. Open the first exhaust port with the air switching means Operating, operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side, operating the blowing means and the dehumidifying means, and ventilating the first air switching means in the post-drying step. The pipe side is closed and the dehumidifying means side is opened, the second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, The fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side to operate the air blowing means and the dehumidifying means, so that the clothes drying which efficiently dries the clothes housed in the drying cabinet. Machine.

According to a seventh aspect of the present invention, the control means comprises:
If the state of the outside air detected by the temperature / humidity detecting means is higher in temperature and humidity than a pre-programmed reference state, the first air switching means opens the ventilation pipe side and closes the dehumidifying means side, The second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is opened on the ventilation pipe side to dehumidify. Operate to close the means side, operate the air blowing means, if the temperature of the outside air detected by the temperature and humidity detecting means is low temperature and low humidity or high temperature and high humidity compared to the pre-programmed reference state, In the pre-drying process, the first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first intake port, and the third air switching means is operated. Operate to open the first exhaust port, By operating the air switching means to open the ventilation pipe side and close the dehumidification means side, to operate the blowing means, in the middle of drying, the ventilation pipe side closes the first air switching means and opens the dehumidification means side. Operating the second air switching means to open the first intake port, operating the third air switching means to open the first exhaust port, and moving the fourth air switching means to the dehumidifying means side. By operating to open the ventilation pipe side and to operate the blowing means and dehumidifying means, in the post-drying step, the first air switching means closes the ventilation pipe side and opens the dehumidifying means side, the second air The switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, the fourth air switching means is opened on the dehumidifying means side, and the ventilation pipe side is opened. Operate so as to close and operate the air blowing means and dehumidifying means to detect temperature and humidity If the state of the outside air detected by the step is lower in temperature and humidity than the pre-programmed reference state, in the step before drying, the first air switching means closes the ventilation pipe side and opens the dehumidification means side, The second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is opened on the dehumidifying means side. By operating the ventilation pipe side to close, operating the blowing means and the dehumidifying means, in the drying step, the first air switching means closes the ventilation pipe side and opens the dehumidifying means side, and the second air switching The means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, the fourth air switching means is opened on the dehumidifying means side, and the ventilation pipe side is opened. By operating to close, as a configuration to operate the blowing means and dehumidifying means, An object of the present invention is to realize a clothes dryer that efficiently dries clothes stored in a drying cabinet.

[0114] The invention described in claim 8 is a drying cabinet for accommodating clothes, a blowing unit for blowing air to the drying cabinet, a dehumidifying unit for dehumidifying the air blown by the blowing unit, and an air blowing by the blowing unit. A heating means for heating the air, a second air blowing means for regenerating the dehumidifying means, a heater, and a temperature and humidity detecting means for detecting the temperature and humidity of the air taken in by the air blowing means; An exhaust pipe having a first exhaust port connecting an upper portion of the air blower and a blower, a blower pipe connecting the blower and the lower part of the drying cabinet, and bypassing the dehumidifying means with the blower and the blower. Pipe, a first air switching means for opening and closing the upstream side of the ventilation pipe, a first air inlet through which outside air opened to the blower flows, and the first air inlet Second air switching means for opening and closing, and dehumidification opening to the blowing section A second intake port for inhaling regeneration air for regenerating the stage, a third air switching means for opening and closing the first exhaust port, and selectively selecting a downstream side of the ventilation pipe and a downstream side of the dehumidification means. A fourth air switching unit that opens and closes, and a control unit that controls each unit in response to the detection information of the temperature and humidity detection unit, wherein the control unit is configured to perform the control according to the state of the outside air detected by the temperature and humidity detection unit. As a configuration for operating the air switching means, the blowing unit, and the heating means, the present invention realizes a clothes dryer for efficiently drying clothes housed in a drying cabinet.

According to the ninth aspect of the present invention, the control means includes:
When the state of the outside air detected by the temperature / humidity detecting means is higher in temperature and humidity than a reference state programmed in advance, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is closed. Operating the air switching means to open the first intake port, operating the third air switching means to open the first exhaust port, opening the fourth air switching means to the ventilation pipe side, and dehumidifying means side When the temperature of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state, the temperature is lower, the humidity is higher, or the temperature is higher or the humidity is higher. In
The first air switching means closes the ventilation pipe side and the dehumidifying means side opens, the second air switching means operates to close the first intake port, and the third air switching means closes the first exhaust port. By operating so as to close, operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side, and operating the blowing means, heating means and dehumidifying means, housed in the drying cabinet It is intended to realize a clothes dryer for efficiently drying clothes.

According to a tenth aspect of the present invention, when the outside air condition detected by the temperature / humidity detecting means is higher in temperature and humidity than a pre-programmed reference state,
The first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated as the first air outlet. , The fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, the blowing means is operated, and the state of the outside air detected by the temperature / humidity detecting means is programmed in advance. In the case of low temperature and low humidity or low temperature and high humidity or high temperature and high humidity compared to the reference state, the first air switching means is opened on the ventilation pipe side and the dehumidification means side is closed in the pre-drying process. Operating the second air switching means to open the first intake port, operating the third air switching means to open the first exhaust port,
The fourth air switching means is operated to open the ventilation pipe side and close the dehumidification means side to operate the air blowing means, and in a post-drying step, the first air switching means is closed on the ventilation pipe side and opened on the dehumidification means side. In this way, the second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, and the fourth air switching means is dehumidified. As a configuration in which the means side is opened and the ventilation pipe side is operated to operate the air blowing means, the heating means and the dehumidifying means, a clothes dryer for efficiently drying clothes housed in a drying cabinet is realized. Things.

According to an eleventh aspect of the present invention, when the outside air condition detected by the temperature and humidity detecting means is higher in temperature and humidity than a pre-programmed reference state,
The first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated as the first air outlet. , The fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, the blowing means is operated, and the state of the outside air detected by the temperature / humidity detecting means is programmed in advance. In the case of low temperature and low humidity, low temperature and high humidity, or high temperature and high humidity compared to the reference state, the first air switching means is opened on the ventilation pipe side and the dehumidification means side is closed in the process before drying. Operating the second air switching means to open the first intake port, operating the third air switching means to open the first exhaust port, and connecting the fourth air switching means to the ventilation pipe. Operates to open the side and close the dehumidifying means side Then, the blowing means is operated, and in the middle step of drying, the first air switching means is operated such that the ventilation pipe side is closed, the dehumidifying means side is opened, and the second air switching means is opened such that the first air inlet is opened. Then, the third air switching means is operated to open the first exhaust port, the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side, and the blowing means and the heating means And the dehumidifying means are operated, and in the post-drying step, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, and the second air switching means is operated so as to close the first air inlet. Then, the third air switching means is operated to close the first exhaust port, the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side, and the blowing means and the heating means And the dehumidifying means are operated and housed in a drying cabinet. It realizes the clothes dryer for drying the kind efficiently.

According to a twelfth aspect of the present invention, when the outside air state detected by the temperature and humidity detecting means is higher in temperature and humidity than a pre-programmed reference state,
The first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated as the first air outlet. , The fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, the blowing means is operated, and the state of the outside air detected by the temperature / humidity detecting means is programmed in advance. In the case of low-temperature low-humidity and high-temperature high-humidity compared to the reference state, the first air switching means is opened on the ventilation pipe side and the dehumidification means side is closed on the pre-drying step, so that the second air switching is performed. The means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, the fourth air switching means, the ventilation pipe side is opened and the dehumidification means side is operated. Operate to close, activate the air blower, and dry In the subsequent step, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidification means side is opened, the second air switching means is operated so as to close the first intake port, and the third air switching means is operated as the third air switching means. Operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side, operating the blowing means, the heating means and the dehumidifying means, When the state of the outside air detected by the detecting means is lower in temperature and humidity than a pre-programmed reference state, the first air switching means is closed on the ventilation pipe side and the dehumidifying means side is opened, and the second air switching means is opened. The switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, the fourth air switching means is opened on the dehumidifying means side, and the ventilation pipe side is operated. Is operated so as to close the blower means and the heating means. A structure for operating the wet means, realizes the clothes dryer for drying efficiently garments that are accommodated in the drying oven.

According to a thirteenth aspect of the present invention, when the outside air state detected by the temperature / humidity detecting means is higher in temperature and humidity than a pre-programmed reference state,
The first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first intake port, and the third air switching means is operated as the first exhaust port. The fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, the blowing means is operated, and the state of the outside air detected by the temperature and humidity detecting means is programmed in advance. In the case of low temperature and low humidity as compared with the reference state, the first air switching means operates such that the ventilation pipe side opens and the dehumidification means side closes, and the second air switching means opens the first air inlet. The third air switching means is operated to open the first exhaust port, the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side,
When the outside air state detected by the temperature and humidity detecting means is higher in temperature and humidity than the pre-programmed reference state, the ventilation means and the ventilation pipe side are closed. Opening the dehumidifying means side, operating the second air switching means to close the first intake port, operating the third air switching means to close the first exhaust port, the fourth air switching means The switching means is operated to close the ventilation pipe side and open the dehumidifying means side, to operate the blowing means and the dehumidifying means, and the state of the outside air detected by the temperature / humidity detecting means is compared with a previously programmed reference state. In the case of low temperature and high humidity, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, the second air switching means is operated so as to close the first intake port, and the third air switching means is operated. Switching means to close the first exhaust port Is created, the fourth by an air switching means is operated to close the ventilation pipe side to open the dehumidifier side, a structure for operating the dehumidifying means and the blowing means and the heating means,
An object of the present invention is to realize a clothes dryer that efficiently dries clothes stored in a drying cabinet.

According to a fourteenth aspect of the present invention, when the outside air condition detected by the temperature and humidity detecting means is higher in temperature and humidity than a pre-programmed reference state,
The first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated as the first exhaust air. Opening the mouth, operating the fourth air switching means so that the ventilation pipe side opens and the dehumidifying means side closes, operates the blowing means, and the state of the outside air detected by the temperature and humidity detecting means is programmed in advance. In the case of low temperature and low humidity compared to the reference state, the first air switching means is operated so that the ventilation pipe side is opened and the dehumidification means side is closed, and the second air switching means is operated so as to open the first intake port. Operating the third air switching means to open the first exhaust port, operating the fourth air switching means so that the ventilation pipe side opens and the dehumidification means side closes, and operates the blowing means and the heating means. The outside air detected by the temperature and humidity detection means If the state is higher in temperature and humidity than the pre-programmed reference state, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidification means side is opened, and the second air switching means is operated in the first air switching means. Operate to close the intake port, operate the third air switching means to close the first exhaust port, operate the fourth air switching means to close the ventilation pipe side and open the dehumidification means side When the outside air state detected by the temperature / humidity detecting means is lower in temperature and humidity than the reference state programmed in advance by operating the blowing means and the dehumidifying means, the ventilation pipe side sets the first air switching means to the first air switching means. Operating to close the opening dehumidifying means side, operating the second air switching means to close the first intake port, operating the third air switching means to close the first exhaust port, Close the dehumidifying means side of the fourth air switching means and ventilating pipe side By operating to open, as a configuration for operating the heating means and the blower means,
An object of the present invention is to realize a clothes dryer that efficiently dries clothes stored in a drying cabinet.

According to a fifteenth aspect of the present invention, there is provided a drying chamber having a blow-off port for receiving dry air at a lower portion, an exhaust port for discharging high-humidity air containing moisture evaporated from clothes at an upper portion, and a suction chamber. Blower means for blowing outdoor air taken in from the mouth to the drying cabinet, dehumidifier means for dehumidifying the air blown by the blower means, second blower means for regenerating the dehumidifier means and a regenerative heater, and arranged at the inlet port A blower unit provided with a temperature and humidity detecting means for detecting the temperature and humidity of the outdoor air, a blower tube connecting the blower unit and an outlet of the drying chamber, and the blower unit and the blower tube. A ventilation pipe connected to a blower pipe so as to bypass the dehumidifying means, an air switching means for opening and closing the upstream side of the ventilation pipe, and an exhaust pipe for detecting the temperature and humidity of exhaust air provided at an exhaust port of the drying cabinet. Temperature and humidity detecting means; Control means for controlling each part in response to the detection information of the means, wherein the control means operates the air switching means and the blowing part according to the state of the outside air detected by the temperature and humidity detection means, and performs a pre-drying process. And the middle stage of drying and the post-drying process are switched based on the detection information of the temperature / humidity detecting means and the exhaust temperature / humidity detecting means, so that the clothes housed in the drying cabinet are efficiently dried. It realizes a clothes dryer.

The invention described in claim 16 is characterized in that a drying chamber having a blow-off port for receiving dry air at a lower portion, an exhaust port at an upper portion for discharging high-humidity air containing moisture evaporated from clothes, Blower means for blowing outdoor air taken in from the mouth to the drying cabinet, dehumidifier means for dehumidifying the air blown by the blower means, second blower means for regenerating the dehumidifier means and a regenerative heater, and arranged at the inlet port A blower provided with temperature and humidity detecting means for detecting the temperature and humidity of the outdoor air, a heat exchanger disposed in the blower, and an exhaust for guiding air exhausted from the exhaust port to the heat exchanger. A pipe, a blower pipe connecting the blower unit and the outlet of the drying chamber, a ventilation pipe connecting the blower unit and the blower pipe so as to bypass a dehumidifying unit, and a blower part side of the ventilation pipe. Air switching means for opening and closing; Control means for controlling each part in response to the detection information of the means, wherein the air blowing means exchanges heat between the air passing through the exhaust pipe and the outdoor air by the heat exchanger to heat the outdoor air. From the supply to the drying cabinet,
An object of the present invention is to realize a clothes dryer that efficiently dries clothes stored in a drying cabinet.

The invention described in claim 17 is a drying apparatus having a lower air supply port for receiving dry air and a first upper air outlet for exhausting high-humidity air containing moisture evaporated from clothes. Refrigerator, air blowing means for blowing outdoor air sucked from the first air inlet to the drying chamber, dehumidifying means for dehumidifying the air blown by the air blowing means, second air blowing means for regenerating the dehumidifying means, and a regeneration heater. And a blower provided with a temperature and humidity detecting means for detecting the temperature and humidity of outdoor air disposed at the intake, a heat exchanger disposed at the blower, and exhausted from the first exhaust. Exhaust pipe for guiding air to a heat exchanger, an exhaust port provided in the exhaust pipe, fifth air switching means for opening and closing the exhaust port, exhaust temperature detecting means provided in the exhaust pipe, and the blower And a blower pipe connecting the air supply port of the drying cabinet,
A ventilation pipe connecting the blower and the blower pipe so as to bypass the dehumidifying means, a first air switching means for opening and closing the blower part side of the ventilation pipe, and a second for opening and closing the first intake port Air switching means, third air switching means for opening and closing the first exhaust port, fourth air switching means for opening and closing the ventilation pipe side of the ventilation pipe, and detection information of the temperature and humidity detection means. Control means for receiving and controlling each part, wherein the control means exhausts the fifth air switching means when the intake air temperature detected by the intake air temperature detection means is higher than the exhaust air temperature detected by the exhaust air temperature detection means. When the intake air temperature detected by the intake air temperature detecting means is equal to or lower than the exhaust gas temperature detected by the exhaust gas temperature detecting means, the fifth air switching means is controlled in a direction to close the exhaust port. Efficiently store clothes stored in the drying cabinet To realize the clothes dryer to 燥.

The invention described in claim 18 realizes a clothes dryer in which the drying cabinet is provided with a transparent panel through which sunlight is transmitted, the clothes are heated by infrared rays of sunlight, and the clothes are efficiently dried. Is what you do.

The invention described in claim 19 realizes a clothes dryer capable of efficiently drying clothes and preventing deterioration of the clothes, as the transparent panel has an absorbing material for absorbing ultraviolet rays. Things.

According to the twentieth aspect of the present invention, the drying cabinet is provided with a double transparent panel having an air heat insulating tank between the drying cabinet and the heat storage effect is high, and the clothes stored in the drying cabinet can be efficiently used. It realizes a clothes dryer that dries well.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a configuration of a clothes dryer according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a configuration of a blowing unit.

FIG. 3 is a perspective view showing a configuration of a dehumidifying unit.

FIG. 4 is a flowchart showing a control program of a control unit of a clothes dryer according to a second embodiment of the present invention.

FIG. 5 is a flowchart showing a control program of a control unit of a clothes dryer according to a third embodiment of the present invention.

FIG. 6 is a flowchart showing a control program of a control unit of a clothes dryer according to a fourth embodiment of the present invention.

FIG. 7 is a flowchart showing a control program of a control unit of a clothes dryer according to a fifth embodiment of the present invention.

FIG. 8 is a flowchart showing a control program of a control unit of a clothes dryer according to a sixth embodiment of the present invention.

FIG. 9 is a flowchart showing a control program of a control unit of a clothes dryer according to a seventh embodiment of the present invention.

FIG. 10 is a sectional view showing a configuration of a clothes dryer according to an eighth embodiment of the present invention.

FIG. 11 is a flowchart showing a control program of a control unit of a clothes dryer according to a ninth embodiment of the present invention.

FIG. 12 is a flowchart showing a control program of a control unit of a clothes dryer according to a tenth embodiment of the present invention.

FIG. 13 is a flowchart showing a control program of a control unit of a clothes dryer according to an eleventh embodiment of the present invention.

FIG. 14 is a flowchart showing a control program of a control unit of a clothes dryer according to a twelfth embodiment of the present invention.

FIG. 15 is a flowchart showing a control program of a control unit of a clothes dryer according to a thirteenth embodiment of the present invention.

FIG. 16 is a flowchart showing a control program of a control unit of a clothes dryer according to a fourteenth embodiment of the present invention.

FIG. 17 is a sectional view showing a configuration of a clothes dryer according to a fifteenth embodiment of the present invention.

FIG. 18 is a flowchart showing a control program of a control unit of a clothes dryer according to a fifteenth embodiment of the present invention.

FIG. 19 is a sectional view showing the configuration of a drying cabinet of a clothes dryer according to a sixteenth embodiment of the present invention.

FIG. 20 is a sectional view showing a configuration of a drying cabinet of a clothes dryer according to a seventeenth embodiment of the present invention.

FIG. 21 is a sectional view showing the configuration of a transparent panel of a clothes dryer according to a twentieth embodiment of the present invention.

FIG. 22 is a sectional view showing the configuration of a conventional clothes dryer.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Drying cabinet 11 Transparent panel 12 Exhaust pipe 13 Air supply port 14 Blower part 15 Third air switching means 16 First exhaust port 17 First intake port 18 Blower means 19 Second intake port 20 Heater 21 Second Blowing means 22 Dehumidifying means 23 Blowing pipe 24 First air switching means 25 Partition wall 27 Ventilation pipe 28 Second air switching means 29 Temperature / humidity detecting means 30 Fourth air switching means 31 Control means 32 Second exhaust port 33 Heating Means 34 Exhaust temperature / humidity detecting means 35 Heat exchanger 36 Fifth air switching means 37 First transparent panel 38 Second transparent panel 39 Rib

Continuing on the front page (72) Inventor Shigeyo Nakamoto 1006 Kazuma Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Inventor Kenji Kurita 1006 Oji Kadoma Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. F-term (Reference) 4L019 BB02 EA03 EA04 EB01 EB04 EC01 EC02

Claims (20)

[Claims] 1. A drying cabinet for accommodating clothes, a blowing unit for blowing air to the drying cabinet, a dehumidifying unit for dehumidifying the air blown by the blowing unit, a second blowing unit for regenerating the dehumidifying unit, and a heater. An air blowing unit including a temperature and humidity detecting means for detecting the temperature and humidity of the air taken in by the air blowing means, and an exhaust pipe having a first exhaust port connecting the upper part of the drying chamber and the air blowing section, A blower pipe connecting the blower unit and the lower part of the drying cabinet, a ventilation pipe connecting the blower unit and the blower pipe so as to bypass a dehumidifying unit, and a first opening and closing an upstream side of the ventilation pipe. Regenerating the air switching means, the first air inlet through which the outside air opened to the air blowing section flows, the second air switching means to open and close the first air inlet, and the dehumidifying means opened to the air blowing section A second intake port for inhaling air for causing
Third air switching means for opening and closing the first exhaust port, fourth air switching means for selectively opening and closing the downstream side of the ventilation pipe and the downstream side of the dehumidifying means, and Control means for controlling each part in response to the detection information, wherein the control means operates each of the air switching means and the blowing part according to the state of the outside air detected by the temperature and humidity detecting means. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature / humidity detection means is higher in temperature and humidity than a pre-programmed reference state. Side, the second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is operated. Open the ventilation pipe and operate so that the dehumidifying means side closes, operate the air blowing means, and the temperature of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state. In the case of high temperature and high humidity, the first air switching means is closed on the ventilation pipe side and the dehumidifying means side is opened, the second air switching means is operated to close the first intake port, and the third air switching means is operated. Air switching means The clothes dryer according to claim 1, wherein the air dryer is operated to close the air vent, the fourth air switching means is operated to open the dehumidifying means side and the ventilation pipe side is closed, and the blowing means and the dehumidifying means are operated. . 3. The control means opens the first air switching means on the ventilation pipe side when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. Operating the second air switching means to open the first intake port, operating the third air switching means to open the first exhaust port, and operating the fourth air switching means. Operate the means to open the ventilation pipe side and close the dehumidifying means side, operate the air blowing means, and the state of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state in the case of low temperature and low humidity or In the case of low temperature and high humidity or high temperature and high humidity, in the pre-drying step, the first air switching means is operated so that the ventilation pipe side opens and the dehumidification means side closes, and the second air switching means operates as the first intake air. Acted to open mouth The third air switching means is operated to open the first exhaust port, the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side,
In the post-drying step, the air blowing means is operated, the first air switching means is closed on the ventilation pipe side, the dehumidifying means side is opened, and the second air switching means is operated so as to close the first intake port. Operating the air switching means so as to close the first exhaust port, operating the fourth air switching means so as to open the dehumidifying means side and close the ventilation pipe side, thereby operating the blowing means and the dehumidifying means. Item 2. A clothes dryer according to item 1. 4. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. The second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means. Open the ventilation pipe side and close the dehumidifying means side, operate the air blowing means, and the temperature of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state. In the case of high humidity, in the pre-drying step, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is operated to open the first air inlet, Three air switching means open first exhaust port The fourth air switching means is operated so as to open the ventilation pipe side and close the dehumidifying means side to operate the air blowing means, and in the post-drying step, the first air switching means is operated by the ventilation pipe side. The second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, and the fourth Operate the air switching means to open the dehumidifying means side and close the ventilation pipe side, operate the blowing means and the dehumidifying means, and compare the outside air state detected by the temperature / humidity detecting means with a pre-programmed reference state. When the temperature is low and high humidity, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, and the second air switching means is operated so as to close the first intake port. Operate the air switching means to close the first exhaust port So, according to claim 1, the fourth by operating to close the ventilation pipe side to open the dehumidifier side air switching means, operating the dehumidifying means and the blower means
Clothes dryer described in. 5. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. Side, the second air switching means is operated to open the first air inlet, the third air switching means is operated to open the first air outlet, and the fourth air switching means is operated. Open the ventilation pipe side and close the dehumidifying means side to operate the air blowing means, and the temperature of the outside air detected by the temperature and humidity detecting means is lower or lower than the pre-programmed reference state. In the case of high humidity or high temperature and high humidity, in the pre-drying process, the first air switching means is opened on the ventilation pipe side and the dehumidification means side is closed, and the second air switching means is connected to the first air inlet. Operate to open the third air The switching means is operated to open the first exhaust port, the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, the air blowing means is operated, and in the middle step of drying, The first air switching means is operated such that the ventilation pipe side closes the dehumidifying means side, the second air switching means operates to open the first intake port, and the third air switching means closes the first exhaust port. Opening, operating the fourth air switching means to open the dehumidifying means side and closing the ventilation pipe side, operating the blowing means and the dehumidifying means, and in the post-drying step, the first air switching means The means is closed on the ventilation pipe side, the dehumidifying means side is opened, the second air switching means is operated to close the first intake port, and the third air switching means is operated to close the first exhaust port. The fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side. Te, clothes dryer according to claim 1 for operating the dehumidifying means and the blowing means. 6. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. Side, the second air switching means is operated to open the first air inlet, the third air switching means is operated to open the first air outlet, and the fourth air switching means is operated. Open the ventilation pipe side and close the dehumidifying means side to operate the air blowing means, and the temperature of the outside air detected by the temperature and humidity detecting means is lower or lower than the pre-programmed reference state. In the case of high humidity or high temperature and high humidity, in the pre-drying step, close the first air switching means on the ventilation pipe side and open the dehumidifying means side, and connect the second air switching means to the first air inlet. Work to open,
The third air switching means is operated to open the first exhaust port, the fourth air switching means is operated to open the dehumidifying means side and the ventilation pipe side is closed, and the blowing means and the dehumidifying means are operated. Then, in the post-drying step, the first air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, and the second air switching means is operated so as to close the first intake port. 2. The air blowing means and the dehumidifying means are operated by operating the means to close the first exhaust port, operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side. Clothes dryer described in. 7. When the outside air state detected by the temperature / humidity detecting means is higher in temperature and humidity than a pre-programmed reference state, the control means opens the first air switching means on the ventilation pipe side and dehumidifies. The second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air When the switching means is operated to open the ventilation pipe side and close the dehumidifying means side, the air blowing means is operated, and the temperature of the outside air detected by the temperature / humidity detecting means is lower than the pre-programmed reference state when the temperature is lower than the reference state. Alternatively, in the case of high temperature and high humidity, in the pre-drying process, the first air switching means is operated so that the ventilation pipe side is opened and the dehumidification means side is closed, and the second air switching means is operated so as to open the first air inlet. And the third air switching means is connected to the first exhaust port. To open, the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, to operate the blowing means, in the middle of drying,
The first air switching means is operated such that the ventilation pipe side closes the dehumidifying means side, the second air switching means operates to open the first intake port, and the third air switching means closes the first exhaust port. Opening, operating the fourth air switching means to open the dehumidifying means side and closing the ventilation pipe side, operating the blowing means and the dehumidifying means, and in the post-drying step, the first air switching means The means is closed on the ventilation pipe side, the dehumidifying means side is opened, the second air switching means is operated to close the first intake port, and the third air switching means is operated to close the first exhaust port. Operating the fourth air switching means to open the dehumidifying means side and close the ventilation pipe side, to operate the blowing means and the dehumidifying means,
If the state of the outside air detected by the temperature / humidity detecting means is lower in temperature and humidity than a pre-programmed reference state, in the process before drying, the first air switching means closes the ventilation pipe side and the dehumidifying means side. Open, operate the second air switching means to open the first intake port, operate the third air switching means to open the first exhaust port, and dehumidify the fourth air switching means. By opening the side and closing the ventilation pipe side, operating the blowing means and the dehumidifying means, in the post-drying step the first air switching means closes the ventilation pipe side and opens the dehumidifying means side,
The second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, and the fourth air switching means is moved to the dehumidifying means side. The clothes dryer according to claim 1, wherein the clothes dryer is operated to close the ventilation pipe side to operate the air blowing means and the dehumidifying means. 8. A drying cabinet for accommodating clothes, blowing means for blowing air to the drying cabinet, dehumidifying means for dehumidifying the air blown by the blowing means, heating means for heating the air blown by the blowing means, A second air blowing means for regenerating the dehumidifying means, a heater, a air blowing unit including a temperature and humidity detecting means for detecting the temperature and humidity of the air taken in by the air blowing means, and an upper part of the drying chamber and a air blowing part. An exhaust pipe having a first exhaust port to be connected;
A blower tube connecting the blower unit and a lower part of the drying cabinet,
A ventilation pipe that connects the blower unit and the blower pipe so as to bypass the dehumidifying unit, a first air switching unit that opens and closes an upstream portion side of the ventilation pipe, and a second through which the outside air opened to the blower unit flows. One air inlet, a second air switching means for opening and closing the first air inlet, a second air inlet for sucking regenerated air for regenerating the dehumidifying means opened to the blower, Third air switching means for opening and closing one exhaust port, fourth air switching means for selectively opening and closing the downstream of the ventilation pipe and the downstream of the dehumidifying means, and detection information of the temperature and humidity detecting means. Control means for receiving and controlling each part, wherein the control means operates the air switching means, the blowing section and the heating means in accordance with the state of the outside air detected by the temperature and humidity detecting means. 9. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. The second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means. Is operated to open the ventilation pipe side and close the dehumidifying means side, operate the air blowing means, and the temperature of the outside air detected by the temperature / humidity detecting means is lower or higher than the pre-programmed reference state. In the case of humidity or high temperature and high humidity, the first air switching means is closed on the ventilation pipe side and the dehumidifying means side is opened, and the second air switching means is operated to close the first intake port, Three air switching means Operate to close the exhaust port,
9. The clothes dryer according to claim 8, wherein the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side to operate the blowing means, the heating means and the dehumidifying means. 10. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. With the side closed, the second air switching means is operated to open the first intake port, and the third air switching means is operated to open the first exhaust port,
The fourth air switching means is operated so as to open the ventilation pipe side and close the dehumidifying means side to operate the blowing means, and the state of the outside air detected by the temperature / humidity detecting means is compared with a pre-programmed reference state. In the case of low temperature and low humidity, or in the case of low temperature and high humidity, or in the case of high temperature and high humidity, in the pre-drying step, the first air switching means is opened on the ventilation pipe side and the dehumidification means side is closed, and the second air switching means Is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is opened on the ventilation pipe side and closed on the dehumidifying means side. In such a manner that the air blowing means is operated, the first air switching means is closed on the ventilation pipe side and the dehumidifying means side is opened in the post-drying step, and the second air switching means is closed on the first air inlet. The third air switching means The first air outlet is operated to close, the fourth air switching means is operated to open the dehumidifying means side and the ventilation pipe side is closed, and the blowing means, the heating means and the dehumidifying means are operated. 8. The clothes dryer according to 8. 11. The control unit opens the first air switching unit on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection unit is higher in temperature and humidity than a pre-programmed reference state. With the side closed, the second air switching means is operated to open the first intake port, and the third air switching means is operated to open the first exhaust port,
The fourth air switching means is operated so as to open the ventilation pipe side and close the dehumidifying means side to operate the blowing means, and the state of the outside air detected by the temperature / humidity detecting means is compared with a pre-programmed reference state. In the case of low temperature and low humidity or low temperature and high humidity or high temperature and high humidity, in the pre-drying process,
The first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to open the first air inlet, and the third air switching means is operated as the first air outlet. The fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side to operate the air blowing means, and in the middle step of drying, the first air switching means is operated. The ventilation pipe side is closed and the dehumidifying means side is opened, the second air switching means is operated to open the first intake port, and the third air switching means is operated to open the first exhaust port, The fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side, and to operate the blowing means, the heating means and the dehumidifying means, and in the post-drying step, the first air switching means is operated. The ventilation pipe side closes and the dehumidification means side opens, and the second air switching means Operate so as to close one intake port, operate third air switching means to close the first exhaust port, open fourth air switching means on the dehumidifying means side, and close the ventilation pipe side. 9. The clothes dryer according to claim 8, wherein the clothes dryer is operated to operate the blowing means, the heating means, and the dehumidifying means. 12. The control means opens the first air switching means on the ventilation pipe side when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. With the side closed, the second air switching means is operated to open the first intake port, and the third air switching means is operated to open the first exhaust port,
The fourth air switching means is operated so as to open the ventilation pipe side and close the dehumidifying means side to operate the blowing means, and the state of the outside air detected by the temperature / humidity detecting means is compared with a pre-programmed reference state. In the case of low temperature and low humidity and in the case of high temperature and high humidity, in the pre-drying step, the first air switching means is opened on the ventilation pipe side and the dehumidifying means side is closed, and the second air switching means is connected to the first air inlet. Operating the third air switching means to open the first exhaust port, operating the fourth air switching means to open the ventilation pipe side and close the dehumidifying means side, By operating the blowing means, in the post-drying step, the first air switching means to close the ventilation pipe side and the dehumidifying means side to open, the second air switching means to operate to close the first air inlet, the second Three air switching means to close the first exhaust port It is operated, by operating to close the fourth ventilation pipe side to open the dehumidifier side air switching means,
By operating the blowing means, the heating means and the dehumidifying means, if the state of the outside air detected by the temperature / humidity detecting means is lower in temperature and humidity than a pre-programmed reference state, the first air switching means is turned on. The ventilation pipe side is closed and the dehumidifying means side is opened, the second air switching means is operated to close the first intake port, and the third air switching means is operated to close the first exhaust port, 9. The clothes dryer according to claim 8, wherein the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side to operate the blowing means, the heating means and the dehumidifying means. 13. The control means opens the first air switching means on the ventilation pipe side when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. Side, the second air switching means is operated to open the first air inlet, the third air switching means is operated to open the first air outlet, and the fourth air switching means is operated. By operating the ventilation pipe side to open the dehumidifying means side and operating the air blowing means, if the temperature of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state when the temperature is low and low humidity Operating the first air switching means so that the ventilation pipe side opens and the dehumidifying means side closes, and the second air switching means opens the first intake port,
The third air switching means is operated to open the first exhaust port, the fourth air switching means is operated to open the ventilation pipe side and close the dehumidifying means side, and the blowing means and the heating means are operated. If the state of the outside air detected by the temperature / humidity detecting means is higher in temperature and humidity than a pre-programmed reference state, the first air switching means is closed on the ventilation pipe side and the dehumidifying means side is opened, The second air switching means is operated to close the first intake port, the third air switching means is operated to close the first exhaust port, and the fourth air switching means is closed on the ventilation pipe side. By operating the dehumidifying means side to open, operating the blowing means and the dehumidifying means, if the temperature of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state and high humidity, , The first air switching means is closed on the ventilation pipe side and dehumidified So stage opens, the second air switching means is operated to close the first intake port, to operate the third air switching means to close the first outlet,
9. The clothes dryer according to claim 8, wherein the fourth air switching means is operated to open the dehumidifying means side and close the ventilation pipe side to operate the blowing means, the heating means and the dehumidifying means. 14. The control means opens the first air switching means on the side of the ventilation pipe when the outside air state detected by the temperature and humidity detection means is higher in temperature and humidity than a pre-programmed reference state. Operating the side to close, operating the second air switching means to open the first intake port, operating the third air switching means to open the first exhaust port,
The fourth air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the blowing means is operated, and the state of the outside air detected by the temperature and humidity detecting means is lower than the pre-programmed reference state. In the case of, the first air switching means so that the ventilation pipe side opens and the dehumidification means side closes,
The second air switching means is operated to open the first intake port, the third air switching means is operated to open the first exhaust port, and the fourth air switching means is opened on the ventilation pipe side to dehumidify. When the means side is operated to close, the blowing means and the heating means are operated, and when the outside air state detected by the temperature and humidity detecting means is higher in temperature and humidity than the pre-programmed reference state, the first The air switching means is operated so that the ventilation pipe side is closed and the dehumidifying means side is opened, the second air switching means is operated so as to close the first intake port, and the third air switching means is operated with the first exhaust port. Operate so as to close, operate the fourth air switching means to close the ventilation pipe side and open the dehumidification means side, operate the blowing means and dehumidification means, and check the state of the outside air detected by the temperature and humidity detection means in advance. Low temperature and high humidity compared to the programmed reference condition In some cases, the first air switching means is operated so that the ventilation pipe side is opened and the dehumidifying means side is closed, the second air switching means is operated so as to close the first intake port, and the third air switching means is operated. The method according to claim 8, wherein the means is operated to close the first exhaust port, the fourth air switching means is operated to close the dehumidifying means side and the ventilation pipe side is opened, and the blowing means and the heating means are operated. Clothing dryer as described. 15. A drying cabinet having a lower outlet for receiving dry air, an upper outlet having an exhaust outlet for exhausting high-humidity air containing moisture evaporated from clothes, and outdoor air sucked from an inlet. Air blowing means for blowing air to the drying cabinet, a dehumidifying means for dehumidifying the air blown by the blowing means, a second air blowing means for regenerating the dehumidifying means and a regenerative heater, and the temperature of outdoor air arranged at the air inlet. A blower provided with temperature and humidity detecting means for detecting humidity, a blower pipe connecting the blower and the outlet of the drying chamber, and a blower and the blower pipe bypassing the dehumidifier. A ventilation pipe connected to a blower pipe, air switching means for opening and closing the upstream side of the ventilation pipe, exhaust temperature / humidity detection means for detecting the temperature and humidity of exhaust air provided at an exhaust port of the drying cabinet, Each unit receives the detection information of the temperature and humidity detection Control means for controlling the section,
The control means operates the air switching means and the blower according to the state of the outside air detected by the temperature / humidity detecting means, and determines the switching timing between the pre-drying step, the middle drying step, and the post-drying step by the temperature and humidity. 3. The method according to claim 3, wherein the determination is performed based on detection information of the detection unit and the exhaust temperature / humidity detection unit.
2. The clothes dryer according to 2. 16. A drying cabinet having a blow-off port for receiving dry air at a lower portion, an exhaust port for discharging high-humidity air containing moisture evaporated from clothes, and outdoor air sucked from an intake port at an upper portion. Air blowing means for blowing air to the drying cabinet, a dehumidifying means for dehumidifying the air blown by the blowing means, a second air blowing means for regenerating the dehumidifying means and a regenerative heater, and the temperature of outdoor air arranged at the air inlet. A blower provided with temperature and humidity detecting means for detecting humidity, a heat exchanger disposed in the blower, an exhaust pipe for guiding air exhausted from the exhaust port to the heat exchanger, and the blower; A blower pipe that connects the outlet of the drying cabinet, a ventilation pipe that connects the blower unit and the blower pipe so as to bypass a dehumidifying unit, and an air switching unit that opens and closes a blower unit side of the ventilation pipe; Receiving the detection information of the temperature and humidity detecting means, Control means for controlling the section,
The air blower is a clothes dryer that supplies heat to the drying oven from the air duct by heating the outdoor air by exchanging heat between the air passing through the exhaust pipe and the outdoor air. 17. A drying cabinet having a lower air supply port for receiving dry air, an upper air supply port having a first exhaust port for exhausting high-humidity air containing moisture evaporated from clothes, and a first air intake. Blower means for blowing outdoor air taken in from the mouth to the drying cabinet, dehumidifier means for dehumidifying the air blown by the blower means, second blower means for regenerating the dehumidifier means and a regenerative heater, and arranged at the inlet port A blower provided with temperature and humidity detecting means for detecting the temperature and humidity of the outdoor air, a heat exchanger disposed in the blower, and air exhausted from the first exhaust port to a heat exchanger. An exhaust pipe for guiding, an exhaust port provided in the exhaust pipe,
Fifth air switching means for opening and closing the exhaust port, exhaust temperature detecting means provided on an exhaust pipe, a blower pipe connecting the blower section and a supply port of the drying cabinet, the blower section and a blower pipe And a ventilation pipe connected to bypass the dehumidifying means, a first air switching means for opening and closing the blower side of the ventilation pipe, and a second air switching means for opening and closing the first intake port. Third air switching means for opening and closing the first exhaust port, fourth air switching means for opening and closing the ventilation pipe side of the ventilation pipe, and each unit is controlled by receiving detection information from the temperature and humidity detection means. Control means, wherein the control means controls the fifth air switching means to open the exhaust port when the intake air temperature detected by the intake air temperature detection means is higher than the exhaust gas temperature detected by the exhaust air temperature detection means. The intake air temperature detected by the intake air temperature detecting means is the exhaust temperature detecting means. Clothes dryer of claim 16, wherein controlling the fifth air switching means in the direction to close the exhaust port when: detecting that the exhaust gas temperature. 18. The clothes dryer according to claim 1, wherein the drying cabinet includes a transparent panel through which sunlight passes. 19. The clothes dryer according to claim 18, wherein the transparent panel has an absorbing material that absorbs ultraviolet rays. 20. A clothes dryer as claimed in claim 1, wherein the drying cabinet comprises double transparent panels with an air insulation tank between them.