WO2018138848A1

WO2018138848A1 - Bathroom dryer

Info

Publication number: WO2018138848A1
Application number: PCT/JP2017/002823
Authority: WO
Inventors: 秀肇大和; 一郎本木; 裕司安田; 寿剛竹居; 宏幸諏訪; 鈴木　宏志; 裕允山内
Original assignee: 三菱電機株式会社
Priority date: 2017-01-26
Filing date: 2017-01-26
Publication date: 2018-08-02
Also published as: CN110192071A; TW201827757A; JPWO2018138848A1; CN110192071B; TWI653422B; JP6641507B2

Abstract

A bathroom dryer (100) is characterized by comprising: a main unit (1) that is disposed on the ceiling of a bathroom; a control board (10) that is disposed in an opening (2a) provided on the top face of the main unit (1); an electronic part that is disposed under the opening (2a) in the main unit (1); wiring that has one end connected to the control board (10) and the other end connected to the electronic part through the opening (2a); and a control board cover (11) that houses the control board (10) and covers the opening (2a). The bathroom dryer (100) has the effect of allowing a bathroom dryer that has a small number of parts and that can be easily assembled to be obtained.

Description

Bathroom Dryer

The present invention relates to a bathroom dryer installed on the ceiling of a bathroom in a building.

Conventionally, equipment such as an air conditioner or a ventilation fan is arranged in a building such as a house. For example, a bathroom dryer for heating or ventilation is attached to the ceiling of a bathroom in a house.

The bathroom dryer is equipped with a blower, a heater that heats the air blown by the blower, a damper that switches the operation mode of the bathroom dryer, and a motor that drives the damper from the opening provided in the ceiling panel. It is installed in a state of entering the back of the ceiling. Moreover, the bathroom dryer is attached in the state which the front panel which has the suction inlet which breathes in the air in a bathroom, and the blower outlet which blows off air in a bathroom is exposed to the ceiling panel of a bathroom.

Generally, the body part of the bathroom dryer is equipped with components such as a motor that drives the blower, a duct connection port for discharging the air in the bathroom to the outside, and a control board that controls the operation of the bathroom dryer. Yes. These parts are covered with a metal case. Further, a terminal block for connecting a power line connected to an external power source is installed at a predetermined position.

For example, Patent Literature 1 discloses a bathroom dryer in which a control board and a power supply connection portion are arranged on the upper side of a motor that is installed on the upper surface of a housing and drives a blower. Moreover, in the bathroom dryer of patent document 1, the motor which drives the heating part which heats air, and the damper which switches the operation mode of a bathroom dryer is arrange | positioned in the housing.

Japanese Patent No. 5460921

However, according to the bathroom dryer of Patent Document 1, each of the motor driving the blower and the control board is independently covered with a cover. On the other hand, the wiring that connects the heating unit that heats the air and the control board, and the wiring that connects the motor that drives the damper that switches the operation mode of the bathroom dryer and the control board are exposed from the cover and the housing that cover the control board. . For this reason, in the bathroom dryer, there is a problem that the number of parts is increased and the assemblability is poor because a protective cover part for protecting these wirings is required.

The present invention has been made in view of the above, and an object thereof is to obtain a bathroom dryer having a small number of parts and easy assembling work.

In order to solve the above-described problems and achieve the object, a bathroom dryer according to the present invention includes a main body unit installed on a ceiling of a bathroom and a control board disposed in an opening provided on the upper surface of the main body unit. An electronic component disposed below the opening in the main body, a wiring having one end connected to the control board and the other end connected to the electronic component through the opening, and the control board containing the opening. And a control board cover for covering.

According to the present invention, there is an effect that a bathroom dryer having a small number of parts and easy assembling can be obtained.

The disassembled perspective view which shows the structure of the bathroom dryer concerning Embodiment 1 of this invention. The disassembled perspective view which shows the structure of the bathroom dryer concerning Embodiment 1 of this invention. The perspective view which shows the structure of the bathroom dryer concerning Embodiment 1 of this invention. The top view which shows the structure of the bathroom dryer concerning Embodiment 1 of this invention. The perspective view of the control board cover of the bathroom dryer concerning Embodiment 1 of this invention The perspective view of the control board cover of the bathroom dryer concerning Embodiment 1 of this invention The perspective view of the control board shielding board in the bathroom dryer concerning Embodiment 1 of this invention. The perspective view of the control board base in the bathroom dryer concerning Embodiment 1 of this invention.

Hereinafter, a bathroom dryer according to an embodiment of the present invention will be described in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

Embodiment 1 FIG.
FIG. 1 is an exploded perspective view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention. FIG. 2 is an exploded perspective view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention. FIG. 1 shows a state where the control board shielding plate 13 is removed, and FIG. 2 shows a state where the control board shielding plate 13 is attached. FIG. 3 is a perspective view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention. FIG. 4 is a plan view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention, as viewed from above. FIG. 4 shows a state where the terminal block cover 5, the control board cover 11, and the control board shielding plate 13 are removed. Further, in FIG. 1 to FIG. 3, illustration of some wirings is omitted.

The bathroom dryer 100 includes a main body 1 covered with a metal case 2 and a front panel 20 attached to the lower surface side of the main body 1 and is installed on the ceiling of a bathroom in a building. The bathroom dryer 100 is installed in a state in which the main body 1 enters the back of the ceiling from an opening provided in the ceiling panel of the bathroom. The front panel 20 is attached to the main body 1 so as to be exposed in the bathroom so that a suction port for sucking air in the bathroom and a blow-out port for blowing air into the bathroom are formed between the ceiling panel of the bathroom. It is done.

As shown in FIG. 1, the bathroom dryer 100 is provided with a duct connection port 21 on the side surface of the metal case 2 of the main body 1 for discharging the air in the bathroom to the outside. An exhaust duct (not shown) is connected to the duct connection port 21 from the outside of the main body 1. The exhaust duct has a piping route determined by various conditions such as the structure of the building where the bathroom is installed. Further, an inspection port (not shown) used in the installation work and the inspection work of the bathroom dryer 100 is opened in the ceiling panel of the bathroom. And the bathroom dryer 100 selects the direction according to the structure of a building in order to connect an exhaust duct to the duct connection port 21, and is installed in the ceiling of a bathroom.

A control board 10 for controlling the operation of the bathroom dryer 100 is disposed on one end side of the opening 2 a provided on the upper surface of the metal case 2 of the main body 1. The control board 10 is disposed on the upper side of the main body. The control board 10 is fixed to a metal control board base 12 which is a non-combustible material disposed in the opening 2a, and the control board base 12 is fixed to one end side of the opening 2a. Further, the control board shielding plate 13 is fixed to the control board base 12 by being inserted. The control board shielding plate 13 is attached to the control board pedestal 12 so as to cover the side of the control board 10 in the control board cover 11, and partitions the arrangement area of the control board 10 in the control board cover 11. The area of the opening 2 a including the control board 10 is covered with the control board cover 11. Therefore, the control board 10 is covered and isolated by the control board cover 11, the control board base 12, and the control board shielding plate 13 made of a metal that is a non-combustible material.

A blower (not shown) is arranged in a lower portion of the metal case 2 of the main body 1 where the opening 2a is not provided. A blower motor 3 for driving a blower and a terminal block 4 are disposed in an area on the upper surface of the metal case 2 of the main body 1 where the opening 2a is not provided. A blower motor wiring 32 connected to the control board 10 is connected to the blower motor 3.

The main body 1 includes a heater 15 that is an electronic component that heats air blown by a blower (not shown), and a damper that switches an air path in the main body 1 to switch an operation mode in a region below the opening 2a. Further, the main body 1 connects the damper motor 14, which is an electronic component that drives the damper, the damper motor wiring 33 that connects the damper motor 14 and the control board 10, and the heater 15 and the control board 10. The heater wiring 34 is provided in a region below the opening 2a. That is, the damper motor wiring 33 and the heater wiring 34 are wiring in which one end is connected to the control board 10 and the other end is connected to the electronic component through the opening 2a. The bathroom dryer 100 drives the damper and switches the air path, thereby ventilating the air to the outside, heating operation to flow the heated air into the bathroom, and returning some air to the bathroom and the rest Perform a drying operation to discharge outside.

A blower motor 3 for driving a blower and a terminal block 4 are disposed in an area on the upper surface of the metal case 2 of the main body 1 where the opening 2a is not provided. A blower motor wiring 32 connected to the control board 10 is connected to the blower motor 3.

The terminal block 4 electrically connects a terminal block wiring 31 connected to the control board 10 and a power line 41 connected to an external power source. By connecting the terminal block wiring 31 and the power supply line 41 with the terminal block 4, it is possible to supply power to the control board 10 from an external power supply. The terminal block 4 is covered with a metal terminal block cover 5 fixed to the upper surface of the metal case 2 of the main body 1 and is isolated from the external environment.

The terminal board wiring 31, the blower motor wiring 32, the damper motor wiring 33, the heater wiring 34, and the remote controller wiring 35 connected to the remote controller are connected to the control board 10.

The control board cover 11, together with the control board 10, has a damper motor 14, a ventilation air passage section 22, a terminal block wiring 31, a blower motor wiring 32, a damper motor wiring 33, a heater wiring 34, and a remote controller wiring 35. These are isolated from the external environment. The ventilation air passage portion 22 is connected to the duct connection port 21 and constitutes an air passage for discharging the air in the bathroom to the outside in the main body portion 1, that is, in the metal case 2.

FIG. 5 is a perspective view of the control board cover 11 of the bathroom dryer 100 according to the first embodiment of the present invention. FIG. 6 is a perspective view in another direction of the control board cover 11 of the bathroom dryer 100 according to the first embodiment of the present invention.

The control board cover 11 has a rectangular parallelepiped shape with an open bottom surface. As shown in FIG. 5, moisture escape slits 11 a for releasing moisture in the control board cover 11 to the outside are provided on the side surface and the upper surface of the control board cover 11. The moisture escape slit 11a is provided to allow moisture to escape to the back of the ceiling so that moisture does not enter the arrangement area of the control board 10 when moisture in the bathroom enters the body 1.

Further, the side surface of the control board cover 11 is provided with a remote controller wiring relief 11b, a fan motor wiring relief notch 11c, a terminal block cover relief notch 11d, and a duct connection port relief notch 11e. Thereby, the clearance between the control board cover 11 and each of these wirings is reduced, and the control board 10 is isolated with metal.

The remote controller wiring escape notch 11b is a notch for allowing the remote controller wiring 35 to pass through. The blower motor wiring escape notch 11 c is a notch for passing the blower motor wiring 32. The terminal block cover relief notch 11 d is a notch for allowing the terminal block cover 5 to pass through. The duct connection port relief notch 11 e is a notch for allowing the duct connection port 21 to pass therethrough.

Further, on the side surface of the control board cover 11, there are six protrusions 11f. By inserting the protrusion 11 f into a protrusion receiving portion (not shown) provided on the upper surface of the metal case 2, the mounting position of the control board cover 11 with respect to the metal case 2 is stabilized.

FIG. 7 is a perspective view of the control board shielding plate 13 in the bathroom dryer 100 according to the first embodiment of the present invention. As shown in FIG. 7, the control board shielding plate 13 includes a damper motor wiring relief notch 13 a and a heater wiring relief notch 13 b. As a result, the gap between the control board base 12 and the lower side of the control board shielding plate 13 at a portion where these wirings do not pass is reduced, and the control board 10 is isolated with metal.

FIG. 8 is a perspective view of the control board base 12 in the bathroom dryer 100 according to the first embodiment of the present invention. The control board base 12 is provided with a groove 12a for attaching the control board shielding plate 13. The groove part 12a is comprised by the side surface 12b and the rib 12c provided apart from the side surface 12b. In addition, a wiring guide 12 d that covers and guides the terminal block wiring 31 that connects the terminal block 4 and the control substrate 10 is provided on the side surface of the control board base 12 that faces the side surface where the groove 12 a is provided.

When attaching the control board cover 11 and the terminal block cover 5, first, the control board 10 is fixed to the control board base 12. Next, after the terminal block wiring 31, the blower motor wiring 32, the damper motor wiring 33, the heater wiring 34, and the remote controller wiring 35 are attached to the control board 10, the control board shielding plate 13 is attached to the groove portion of the control board base 12. The area where the control board 10 is arranged in the control board cover 11 and the other area are separated by being inserted and fixed to 12a. Then, the terminal block cover 5 is fixed on the upper surface of the metal case 2 of the main body 1 while covering the power supply line 41, the terminal block 4, the terminal block wiring 31, and the wiring guide 12d. Thereafter, the control board cover 11 is attached to the upper surface of the metal case so as to cover the opening 2a.

As described above, in the bathroom dryer 100 according to the first embodiment, the control board 10 is disposed in the opening 2 a provided on the upper surface of the metal case 2 of the main body 1, and is placed inside the control board cover 11. The opening 2 a is covered with the control board cover 11 in a state where the control board 10 is stored. That is, the control board 10 is covered with the control board cover 11. As a result, the control board 10 and the components arranged below the opening 2 a in the main body 1 can be covered and protected by the single control board cover 11.

That is, in the bathroom dryer 100 according to the first embodiment, the damper motor wiring 33 and the heater wiring 34 can be covered and protected together with the control board 10 by the single control board cover 11. As a result, a protective member for protecting the damper motor wiring 33 and the heater wiring 34 is not required, the number of parts can be reduced, and the cost can be reduced and the working efficiency can be improved.

In the bathroom dryer 100 according to the first embodiment, the control board cover 11 covers a part of the terminal block wiring 31, a part of the blower motor wiring 32, and a part of the remote controller wiring 35. Can be protected. Further, the remaining part of the terminal block wiring 31 and a part of the power supply line 41 are covered and protected by the terminal block cover 5. This eliminates the need for a protective member that protects the terminal block wiring 31 and a protective member that protects a portion of the power supply line 41, thereby reducing costs and improving work efficiency.

Further, in the bathroom dryer 100 according to the first embodiment, the duct connection port 21 is provided on the side surface of the main body 1, that is, the side surface of the metal case 2, and the outer periphery of the duct connection port 21 is the metal case 2. And the control board cover 11. As a result, the above-described external exhaust airway component is not necessary, and the number of components does not increase due to the arrangement position of the duct connection port 21.

When the duct connection port 21 is provided on the top surface of the main body unit 1, an external exhaust air path component that is connected to the duct connection port 21 and forms an exhaust air channel outside the main body unit 1, and external exhaust air An internal exhaust air passage component that is connected to the road component and constitutes an exhaust air passage inside the main body 1 and a metal cover component as a main body outline are necessary, and the number of parts increases.

Further, in the bathroom dryer 100 according to the first embodiment, the control board 10 is surrounded by the control board base 12 and the control board cover 11. Further, the area where the control board 10 is arranged in the control board cover 11 and the other area are separated by the control board shielding plate 13. Thereby, in the bathroom dryer 100, the control board 10 can be isolated from an external environment by metal, and safety can be improved.

Therefore, according to the bathroom dryer 100 according to the first embodiment, there is an effect that a bathroom dryer having a small number of parts and easy assembly work can be obtained.

The configuration described in the above embodiment shows an example of the contents of the present invention, and can be combined with another known technique, and can be combined with other configurations without departing from the gist of the present invention. It is also possible to omit or change the part.

1 body part, 2 metal case, 2a opening, 3 blower motor, 4 terminal block, 5 terminal block cover, 10 control board, 11 control board cover, 11a moisture escape slit, 11b remote controller wiring escape, 11c blower motor Wiring escape notch, 11d terminal block cover notch notch, 11e duct connection port notch notch, 11f protrusion, 12 control board base, 12a groove, 12b side, 12c rib, 12d wiring guide, 13 control board shielding plate, 13a damper Motor wiring relief notch, 13b heater wiring relief notch, 14 damper motor, 15 heater, 20 front panel, 21 duct connection port, 22 ventilation air passage, 31 terminal block wiring, 32 blower motor wiring, 33 damper Motor wiring, 34 a heater wire, 35 remote controller wiring, 41 power line, 100 Bathroom dryer.

Claims

A main body installed on the ceiling of the bathroom;
A control board disposed in an opening provided on the upper surface of the main body,
An electronic component disposed under the opening in the main body, and
One end connected to the control board and the other end connected to the electronic component through the opening;
A control board cover that houses the control board and covers the opening;
A bathroom dryer characterized by comprising:
A damper motor for driving a damper for switching the air path in the main body;
Damper motor wiring connecting the damper motor and the control board;
At the bottom of the opening,
The bathroom dryer according to claim 1.
A duct connection port provided on a side surface of the main body;
A ventilation air passage portion that is connected to the duct connection port and is provided inside the main body portion, and constitutes a ventilation air passage for discharging the air in the bathroom to the outside;
The bathroom dryer according to claim 1 or 2, further comprising:
The control board cover is made of metal,
A metal control board pedestal that is disposed in the opening and holds the control board on the upper surface;
A control board shielding plate made of metal that covers the side of the control board in the control board cover and is attached to the control board pedestal, and partitions the control board placement area in the control board cover;
The bathroom dryer according to any one of claims 1 to 3, further comprising:
The control board pedestal includes a groove for attaching the control board shielding plate;
The bathroom dryer according to claim 4.
The control board cover includes a slit;
The bathroom dryer according to any one of claims 1 to 5.