CN207862650U - A kind of energy-efficient industrial drying machine - Google Patents

Abstract

The utility model discloses a high-efficiency and energy-saving industrial clothes dryer, which comprises a cabinet. A first air heater and a hot air blower are arranged on the top of the cabinet. The first air heater communicates with the hot air supply through an air pipe. The fan is connected, and the first air heater includes a preheating zone with a built-in condensate preheating pipeline and a heating zone with a built-in steam heating pipeline. The inner cavity of the preheating zone is provided with an air preheating channel, and the heating zone The inner cavity is provided with an air heating passage communicating with the air preheating passage, one end of the steam heating pipe is provided with a steam inlet, and the other end is connected to the inlet of the condensed water preheating pipe, and the condensed water preheating pipe is The utility model fully utilizes the condensed water with a certain temperature and the hot air with residual temperature to preheat the air entering the inside of the clothes dryer through the gas-liquid isolation part communicating with the steam heating pipe, thereby achieving the effect of high efficiency and energy saving.

Description

A high-efficiency and energy-saving industrial clothes dryer

technical field

The utility model relates to a drying device, in particular to an industrial clothes dryer with high efficiency and energy saving.

Background technique

Clothes dryers are a type of washing machinery and equipment, and are generally used to remove moisture from clothes after they are dehydrated. Industrial clothes dryers need to dry a large amount of clothes at a time, and consume a lot of energy during the process of drying clothes. Energy, steam dryers are generally used nowadays. During the process of drying clothes, a large amount of condensed water with a certain temperature will be generated. The general method is to directly discharge the condensed water out of the dryer, and the hot air after drying the clothes Generally, they are directly discharged out of the dryer, and the heat of condensed water and hot air is not well utilized, resulting in waste of resources and increased drying costs. But now, energy saving and emission reduction have become a new direction for enterprise development. Especially in the field of industrial washing machinery technology, it is particularly important, and it is an effective means for enterprises to occupy the market and attract consumers' attention.

Utility model content

In order to overcome the above-mentioned technical defects, the utility model provides a high-efficiency and energy-saving industrial clothes dryer. The following technical solutions are realized:

A high-efficiency and energy-saving industrial clothes dryer, comprising a cabinet, the top of the cabinet is provided with a first air heater and a hot air blower, and the first air heater includes an air preheating channel with a built-in condensed water preheating pipeline One end of the air heating channel is in communication with the air preheating channel, and the other end of the air heating channel is in communication with the hot air blower through an air pipe; the steam heating channel One end is provided with a steam inlet, and the other end communicates with the inlet of the condensed water preheating pipe through a gas-liquid isolation component, and the outlet of the condensed water preheating pipe is connected to a drain pipe.

Further, the inside of the cabinet is provided with a second air heater, the first air heater communicates with the second air heater through a ventilation slot, and the second air heater includes a cold air inlet, a cold air inlet A communicating cold air duct, and a waste heat hot air passage arranged in the inner cavity of the second air heater.

Further, a drying drum is arranged inside the cabinet, and an exhaust fan and an exhaust air duct are arranged on the rear side of the cabinet. One end of the exhaust fan is connected to the air outlet of the drying drum, and the other end is connected to the air outlet of the drying drum. The air inlet of the waste heat and hot air passage is connected, and the air outlet of the waste heat and hot air passage is connected with the exhaust air passage.

Further, a notch is formed on the top plate of the air duct, and a hinged wind baffle is provided at the notch to cover the notch, and the wind baffle is in drive connection with a pneumatic driving structure.

Further, the gas-liquid isolation component is a steam trap, and the gas-liquid separation effect of the steam trap is better, so that the condensed water can pass through the steam trap but the steam cannot pass through, so as to prevent the loss of steam.

Further, the cabinet is provided with an electric control panel, and the operation of the entire clothes dryer can be controlled by manipulating the electric control panel.

The utility model provides a high-efficiency and energy-saving industrial clothes dryer. The clothes dryer mainly preheats the air entering the clothes dryer by making full use of the condensed water generated by the first air heater and makes full use of The exhausted hot air with residual temperature preheats several cold air ducts to preheat the air entering the cold air ducts, so as to achieve the effect of high efficiency and energy saving, and can better save the cost of drying clothes.

Description of drawings

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail, wherein:

Fig. 1 is the front view of the utility model.

Fig. 2 is a side sectional view of the utility model.

Fig. 3 is a schematic structural view of the first air heater described in the present invention.

In the figure: 1-cabinet, 2-first air heater, 3-hot air supply fan, 4-air duct, 5-second air heater, 6-ventilation slot, 7-exhaust fan, 8-exhaust air Channel, 9-electric control panel, 21-preheating zone, 22-heating zone, 211-condensate water preheating pipeline, 212-air preheating channel, 221-steam heating pipeline, 222-air heating channel, 223-steam inlet , 23-water trap, 51-cold air inlet, 52-cold air duct, 53-waste heat and hot air channel.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

As shown in Figures 1 to 3, a high-efficiency and energy-saving industrial clothes dryer includes a cabinet 1, a first air heater 2 and a hot air blower 3 are arranged on the top of the cabinet 1, and the first air heater 2 Including an air preheating channel 212 with a built-in condensed water preheating pipeline 211 and an air heating channel 222 provided with a steam heating pipeline 221. One end of the air heating channel 222 communicates with the air preheating channel 212, and the air heating channel The other end of 222 communicates with the hot air blower 3 through the air pipe 4; one end of the steam heating pipe 221 is provided with a steam inlet 223, and the other end thereof is connected to the inlet of the condensed water preheating pipe 211 through a gas-liquid isolation component. The outlet of the condensed water preheating pipe 211 is connected to the drain pipe.

Preferably, the gas-liquid isolation component is a steam trap 23, and the gas-liquid separation effect of the steam trap 23 is better, so that condensed water with a certain temperature can pass through the steam trap 23 and the steam cannot pass through, so that the steam will not be lost and the steam will stay In the steam heating pipeline 221, the steam heating pipeline 221 can be better heated to maximize the utilization of energy, and the condensed water with a certain temperature reaches the condensed water preheating pipeline 211 through the steam trap 23, and the condensed water preheating pipeline 211 is heated. warm up.

Specifically, the inside of the cabinet 1 is provided with a second air heater 5, the first air heater 2 communicates with the second air heater 5 through the ventilation slot 6, and the second air heater 5 includes The cold air inlet 51, the cold air duct 52 communicating with the cold air inlet 51, and the waste heat and hot air passage 53 arranged in the inner cavity of the second air heater 5, the installation of two air heaters can make the dryer more energy-saving, It can further reduce energy consumption and reduce the cost of drying clothes.

Specifically, the inside of the cabinet 1 is provided with a drying drum, and the rear side of the cabinet is provided with an exhaust fan 7 and an exhaust air duct 8, and one end of the exhaust fan 7 is connected to the air outlet of the drying drum. The other end thereof is connected to the air inlet of the waste heat hot air channel 53 , and the air outlet of the waste heat hot air channel 53 is connected to the exhaust air channel 8 .

Specifically, a gap is formed on the top plate of the air duct 4, and a hinged wind baffle is provided at the gap to cover the gap, and the wind baffle is transmission-connected to a pneumatic drive structure. Greater than or equal to the height of the air duct 4, the inner channel of the air duct 4 can be covered when the hinged wind baffle is downward.

Specifically, an electric control panel 9 is provided on the front side of the cabinet 1, and there are many buttons on the electric control panel 9, and the operation of the entire clothes dryer can be controlled by manipulating the buttons on the electric control panel 9 according to one's own needs.

The working principle of the utility model is as follows:

Hot air heating and drying method:

Put the clothes to be dried into the drying drum of the clothes dryer, and then turn off the switch of the clothes dryer, so that the clothes dryer is in the working state, and the outside air enters from the cold air inlet 51, and then passes through the cold air duct 52, the ventilation slot 6, The air preheating passage 212 and the air heating passage 222 pass steam into the steam heating pipe 221, and the steam heats the steam heating pipe 221. When the outside air passes through the air heating passage 222, the steam heating pipe 221 heats the air and sends the hot air fan 3 Send the heated air into the drying drum to dry the clothes.

After drying, the hot air with residual temperature will be discharged through the air outlet of the drying drum, sent to the residual heat hot air passage 53 through the exhaust fan 7, and then discharged outside the machine through the exhaust air duct 8, the hot air with residual temperature When passing through the waste heat hot air passage 53, the cold air pipe 52 will be preheated, so that the cold air pipe 52 has a certain temperature, and when the steam heats the steam heating pipe 221, a lot of condensed water with a certain amount of heat will be generated, and the condensed water enters the condensate through the steam trap 23 The water preheating pipeline 211, the condensed water with a certain amount of heat will preheat the condensed water preheating pipeline 211, so that the condensed water preheating pipeline 211 has a certain temperature.

When the outside air enters from the cold air inlet again, since the hot air with residual temperature has preheated the cold air duct 52, after the air passes through the cold air duct 52, the air will be preheated to raise a certain temperature, and then after preheating The air enters the preheating zone 21 of the first air heater 2 through the ventilation slot 6, and since the condensed water preheating pipe 211 of the preheating zone 21 has been preheated by the condensed water in advance, the preheated air will further It is preheated, so that the air has a higher temperature before entering the heating zone 22, and the higher the temperature of the air, the less steam it consumes when passing through the heating zone 22, which can better save the use of steam and achieve high efficiency and energy saving. Effect.

Cold air drying method:

After the hot air drying is completed, the hinged wind baffle can be driven downward by the pneumatic driving device to cover the pipe of the air duct 4, at this time, the space between the first air heater 2 and the hot air blower 3 is blocked , the air cannot pass through, and the gap at the top plate position of the air duct 4 is opened, and the cold air can be sucked into the drying drum through the hot air blower 3, and the clothes in the drying drum are dried with cold air by using the cold air. After the exhaust fan 7 is drawn out of the machine, the cold air drying operation is completed.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form, so if it does not depart from the technical solution content of the utility model, the above embodiments are made according to the technical essence of the utility model Any amendments, equivalent changes and modifications still belong to the scope of the technical solution of the present utility model.

Claims (6)

1. A high-efficiency and energy-saving industrial clothes dryer, comprising a cabinet (1), characterized in that: a first air heater (2) and a hot air blower (3) are arranged on the top of the cabinet (1), and the The first air heater (2) includes an air preheating passage (212) with a built-in condensate water preheating pipe (211) and an air heating passage (222) provided with a steam heating pipe (221). The air heating passage (222 ) is communicated with the air preheating passage (212), and the other end of the air heating passage (222) is communicated with the hot air blower (3) through the air pipe (4); the steam heating pipe (221 ) is provided with a steam inlet (223), the other end communicates with the inlet of the condensed water preheating pipe (211) through a gas-liquid isolation component, and the outlet of the condensed water preheating pipe (211) is connected to a drain pipe. 2. A high-efficiency and energy-saving industrial clothes dryer according to claim 1, characterized in that: a second air heater (5) is provided inside the cabinet, and the first air heater (2) passes through The ventilation groove (6) communicates with the second air heater (5), and the second air heater (5) includes a cold air inlet (51), a cold air duct (52) communicated with the cold air inlet (51), and The waste heat hot air channel (53) is arranged in the inner cavity of the second air heater (5). 3. A high-efficiency and energy-saving industrial clothes dryer according to claim 2, characterized in that: the inside of the cabinet (1) is provided with a drying drum, and the rear side of the cabinet (1) is provided with an exhaust fan ( 7) and an exhaust air duct (8), one end of the exhaust fan (7) is connected to the air outlet of the drying drum, and the other end is connected to the air inlet of the waste heat hot air channel (53), the The air outlet of the waste heat hot air passage (53) communicates with the exhaust air passage (8). 4. A high-efficiency and energy-saving industrial clothes dryer according to any one of claims 1 to 3, characterized in that: the top plate of the air duct (4) forms a gap, and the gap is provided with a hinged A wind baffle, the wind baffle is in transmission connection with a pneumatic driving structure. 5. The high-efficiency and energy-saving industrial clothes dryer according to claim 4, characterized in that: the gas-liquid isolation component is a drain valve (23). 6. The high-efficiency and energy-saving industrial clothes dryer according to claim 5, characterized in that: the cabinet (1) is provided with an electric control panel (9).