CN102704250B - Double-circulation-air-system heat pump type clothes drying cabinet - Google Patents
Double-circulation-air-system heat pump type clothes drying cabinet Download PDFInfo
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- CN102704250B CN102704250B CN201210197601.7A CN201210197601A CN102704250B CN 102704250 B CN102704250 B CN 102704250B CN 201210197601 A CN201210197601 A CN 201210197601A CN 102704250 B CN102704250 B CN 102704250B
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Abstract
The invention relates to a double-circulation-air-system heat pump type clothes drying cabinet, which comprises a clothes drying cabinet body, wherein the clothes drying cabinet body comprises a clothes room and an equipment room, the clothes room and the equipment room are separated through a separation plate, an air passage is arranged in the equipment room, the two ends of the air passage are respectively provided with an air inlet and an air outlet, the air inlet and the air outlet are respectively connected to the clothes room, the equipment room also comprises a refrigeration dehumidifying system and a fan, an evaporator, a condenser and a fan arranged in the refrigeration dehumidifying system are all arranged in the air passage, and the fan is arranged between the evaporator and the condenser. The double-circulation-air-system heat pump type clothes drying cabinet solves the technical problems that in the existing heat pump type clothes drying equipment and the clothes drying technology, the ventilation quantity of the refrigeration dehumidifying system is small, the ventilation quantity required by the clothes drying part is great, so the ventilation quantity requirements are not matched, in addition, the air humidity in the clothes room is reduced along with the gradual blowing drying of the humid clothes, the air dew point temperature is continuously reduced, the dehumidifying effect of the refrigeration dehumidifying system is greatly reduced, the attenuation is too fast, and the like.
Description
Technical field
The present invention relates to a kind of clothes drying device, particularly a kind of two wind circulating system heat pump type clothes dryer.
Background technology
For thousands of years, people custom is carried out airing by wet clothes under natural lighting.But the rigidity requirement that the change of urbanization, Highrise Tendancy of Residential Building, urbanism and civilization create, the airing mode of the wet clothes that people are accustomed to for a long time for thousands of years that terminated under natural lighting, the drying mode of various physics is arisen at the historic moment.Particularly, at plum rain season, although temperature is not too low, because air humidity is large, moist clothing often all cannot dry in a week, and this makes troubles not only to people's life, and moist clothing can mouldy, generation peculiar smell in the process of drying.Thus, drying and clothes drying device become the inevitable outcome that people increase day by day to quality of life already, as the method such as electrical heating method drying, heat-pump-type drying in washing machine, fast development.
Heat pump is the device that a kind of heat energy by low-temperature heat source is transferred to high temperature heat source.The low-temperature heat source that is generally used for heat pump assembly is medium---air, river, seawater etc. of ours around.The operation principle of heat pump assembly is consistent with compression refrigerating machine; In packaged air-conditioner, in order to give full play to its usefulness, at summer air-conditioning cool-down dehumidification or temperature-rising heating in the winter time, all complete with same set of equipment.
Heat pump is in the time of work, itself consumes part energy, the energy of storing in surrounding medium is absorbed, improving temperature by the heat-transfer working medium circulatory system utilizes, and the merit that whole heat pump assembly consumes is only the sub-fraction in its quantity of heat given up, therefore, adopt heat pump techniques can save a large amount of high-grade energies.
Heat pump clothes dryer, has open and closed two large types.
Open heat pump clothes dryer, draw heat is with sweat cooling working medium from ambient air for evaporimeter, and refrigeration working medium steam temperature and pressure after compressor compression rises, and when high-temperature vapour is condensed into liquid by condenser heat release, has discharged heat; The air heat in dryer is become high temperature drying air by heat, and the moisture in high temperature drying absorption of air wet clothes is discharged outside dryer after realizing the object of drying; Condensed refrigeration working medium turns back to evaporimeter by expansion valve, and then is evaporated, and so moves in circles.
And enclosed heat pump clothes dryer is an enclosed refrigerated dehumidification device in essence, when drying operation, the air in dryer does closed cycle.The blower fan of refrigerant dehumidification system sucks the humid air in drying region, and its evaporimeter draw heat from humid air, makes air cooling-down to dew point, separates out airborne moisture; Air through evaporimeter cool-down dehumidification flows through condenser, and the device that is condensed is heated into high temperature drying air, then the moisture in wet clothes is removed to absorb in the drying region of making a gift to someone; Realizing after the object of drying the blower fan of cooled dehumidification system again sucks; So move in circles, this is the air circulation in dryer.Refrigeration working medium evaporation endothermic in evaporimeter becomes low-pressure steam, and through compressor compression temperature and pressure rise, high temperature refrigerant gas is condensed into refrigerant liquid by condenser heat release; Condensed refrigerant liquid is reduced pressure and is entered evaporimeter again by expansion valve, and then heat absorption evaporation, so moves in circles, and this is the refrigerant circulation in dryer.
But, current heat pump clothes dryer, the ventilation that exists refrigerant dehumidification system requirement compared with ventilation little, that cloth drying part is required compared with large and make both ventilations require not mate and along with wet clothes is dried gradually, the air humidity of locker room reduces, the problems such as technology such as air dew point temperature continues to reduce, the effect on moisture extraction decay of refrigerant dehumidification system is too fast.
Summary of the invention
The object of the present invention is to provide a kind of two wind circulating system heat pump type clothes dryer, thereby make greatly both ventilations require not mate to solve the ventilation that ventilation is less, cloth drying part is required that the refrigerant dehumidification system that exists in existing heat-pump-type drying and clothes drying device technology requires, and the technical problems such as it is too fast that along with wet clothes is dried gradually, the air humidity of locker room reduces, air dew point temperature continues to reduce and the effect on moisture extraction of refrigerant dehumidification system significantly reduces, decays.
In order to address the above problem, the invention provides a kind of two wind circulating system heat pump type clothes dryer, comprise clothing-drying wardrobe body, described clothing-drying wardrobe body comprises locker room and equipment room, described locker room and described equipment room are isolated by dividing plate, one air channel is set in described equipment room, and the two ends in described air channel arrange respectively an air inlet and air outlet, and described air inlet and air outlet are all communicated to described locker room, described equipment room also comprises refrigerant dehumidification system and blower fan, evaporimeter in described refrigerant dehumidification system and condenser and described blower fan are all arranged in described air channel, described blower fan is arranged between described evaporimeter and condenser, in described equipment room, it is the air circulation of refrigerant dehumidification system, it in described locker room, is the air circulation of dry moisture absorption system, these two air circulation are relatively independent, form two wind circulating systems, humid air in locker room enters air channel by air inlet, process evaporimeter is by airborne moisture content condensation, separate out after moisture air deliver to condenser heating by blower fan, dry air after heating blows out to described locker room from air outlet, wherein, an interior circulating fan is set in described locker room.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, described equipment room also comprises an aqua storage tank, and described aqua storage tank is communicated with air channel to described evaporimeter below by a drainpipe.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, it is characterized in that, in described equipment room, described air channel is semiclosed shape, described air channel and locker room Spatial Coupling form totally-enclosed passage.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, described blower fan is speed-changing draught fan.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, also comprise a Temperature Humidity Sensor, described Temperature Humidity Sensor be arranged on described air inlet place and respectively with described air-blower control and refrigerant dehumidification system control connection.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, described Temperature Humidity Sensor is connected with the blower motor of controlling rotation speed of fan, controls motor speed to change the rotating speed of blower fan.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, in described locker room, comprise a rotating clothes rack, described rotating clothes rack is rotatably connected at described locker room, described rotating clothes rack comprises some bracing frames for suspended garment, and described interior circulating fan is arranged on the middle part of described rotating clothes rack.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, described refrigerant dehumidification system comprises the evaporimeter, choke valve, condenser, compressor and the gas-liquid separator that connect by refrigerant tubing in turn.
According to the two wind circulating system heat pump type clothes dryers described in the application's preferred embodiment, described equipment room and the isolation of described locker room, described equipment room is communicated with by air inlet and the air outlet in air channel with described locker room.
Compared with prior art, there is following technique effect in the present invention:
Thereby the invention solves the ventilation that ventilation is less, cloth drying part is required that the refrigerant dehumidification system that exists in existing heat-pump-type drying and clothes drying device technology requires makes greatly both ventilations require not mate, and along with technical problems such as the effect on moisture extraction that wet clothes is dried gradually, the air humidity of locker room reduces, air dew point temperature continues reduction, refrigerant dehumidification system significantly reduce, and there is following characteristics:
The first, dual-use
Family's dryer and cabinet function are merged, realize dual-use, not only drying but also store; Reduce the space hold of domestic articles, expand the freely spatial dimension of activity of human settlements.
The second, two circulation air path
Provided by the invention pair of wind circulating system heat pump type clothes dryer, in this clothing-drying wardrobe body, comprise two circulatory systems, be respectively the air circulation of the dry moisture absorption system in air circulation and the locker room of the refrigerant dehumidification system in equipment room, these two air circulation are separate, form two wind circulating systems.
Two wind circulating system heat pump type clothes dryers have expanded the amount of air circulation of dry moisture absorption system, accelerate the vaporization of moisture content in wet clothes, higher air velocity has been strengthened the heat exchange of moving gaseouse medium and wet clothes, higher air supply velocity is conducive to water evaporates on clothing, therefore, under higher air supply velocity, two wind circulating system heat pump type clothes dryer energy efficiency coefficients are higher, and cloth drying is very fast;
Two wind circulating system heat pump type clothes dryers have reduced the amount of air circulation of refrigerant dehumidification system, are conducive to the air cooling-down that enters refrigerant dehumidification system in clothing-drying wardrobe, to air dew point temperature, strengthen the condensation of airborne steam on evaporimeter;
The two air circulation path, air circulation of two wind circulating system heat pump type clothes dryer refrigerant dehumidification systems and dry moisture absorption system is separate, having solved refrigeration and having required unmatched problem with dry air quantity.
Three, fan speed regulation
In the process that wet clothes is dehumidified, the incipient stage, the air humidity in locker room was larger because the moisture content in clothing is larger, and now the damp and hot load of refrigerant dehumidification system is larger, and effect on moisture extraction is good, therefore, required the rotating speed of blower fan higher; Along with clothing is dried gradually, air humidity in locker room reduces, air dew point temperature continues to reduce, now the effect on moisture extraction of refrigerant dehumidification system just can reduce, if the rotating speed of blower fan is still very high, amount of air circulation still picture starts so large, so, the air of evaporimeter of flowing through is difficult to cool to below air dew point, does not have or seldom separates out moisture and just delivered to condenser by blower fan and heat, and causes the energy waste of dehumidifying inefficiency and work system.
Therefore, in order to improve the energy waste of dehumidifying operating efficiency and minimizing work system, in the process being dried gradually along with clothing, the present invention is slack-off gradually by the rotating speed of blower fan, reduce refrigerant dehumidification system amount of air circulation, thereby expand the cooling extent of air amount, increase the ratio of separating out of moisture in air.
The 4th, high energy efficiency ratio
Provided by the invention pair of wind circulating system heat pump type clothes dryer, at work, clothing-drying wardrobe body seals, and has effectively improved the heat insulating ability of clothing-drying wardrobe.
Two wind circulating system heat pump type clothes dryers, can accurately control evaporating temperature and the condensation temperature of refrigerant dehumidification system in clothing-drying wardrobe, keep the temperature of clothing-drying wardrobe inner drying air a little more than rack outer air temperature (+10 ℃ of left and right), in equipment room, the evaporating temperature of refrigerant dehumidification system is lower than clothing-drying wardrobe outer air temperature (15 ℃ of left and right), to reduce the leakage of heat, further carry high-octane usage factor.This product is without damp and hot discharge, and this product economizes on electricity and exceedes more than 50% compared with electrical heating type dryer.
Five, do not hinder clothing
Provided by the invention pair of wind circulating system heat pump type clothes dryer, is about 40 ℃ from condenser drying air temperature out, and this temperature is not to producing any damage to clothing.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of pair of wind circulating system heat pump type clothes dryer of the present invention;
Fig. 2 is the structural representation of rotating clothes rack of the present invention.
The specific embodiment
The invention provides a kind of two wind circulating system heat pump type clothes dryer, comprise clothing-drying wardrobe body, clothing-drying wardrobe body comprises locker room and equipment room, locker room and equipment room are isolated by dividing plate, one air channel is set in equipment room, the two ends in air channel arrange respectively an air inlet and air outlet, and air inlet and air outlet are all connected to locker room, equipment room also comprises refrigerant dehumidification system and blower fan, evaporimeter in refrigerant dehumidification system and condenser and blower fan are all arranged in air channel, blower fan is arranged between evaporimeter and condenser, humid air in locker room enters air channel by air inlet, process evaporimeter is by airborne moisture content condensation, separate out the air of moisture and deliver to condenser heating by blower fan, dry air after heating blows out to locker room from air outlet, dry air just absorbs moisture content and again becomes malaria from moist clothing, malaria enters air channel by air inlet and carries out recirculation.In the present invention, locker room and equipment room separate, and respectively form an air circulating system between the two, and the present invention does not limit the concrete setting position of locker room and equipment room.Below in conjunction with accompanying drawing, described in detail.
Please refer to Fig. 1, a kind of two wind circulating system heat pump type clothes dryers, comprise clothing-drying wardrobe body, and clothing-drying wardrobe body comprises locker room 1 and equipment room 3, and locker room 1 is isolated by dividing plate 2 with equipment room 3.In the present embodiment, equipment room 3 is positioned at the below of locker room 1, and equipment room 3 is isolated with locker room 1, and equipment room 3 is communicated with by air inlet 311 and the air outlet 312 in air channel 31 with locker room 1.On clothing-drying wardrobe body, comprise at least one cabinet door, cabinet door is movably connected on clothing-drying wardrobe body.In the present embodiment, locker room 1 and equipment room 3 can share cabinet door, also can be respectively arranged with cabinet door, and the present invention does not limit.The present invention includes two air circulating systems, is the air circulation of refrigerant dehumidification system in equipment room 3, in locker room 1, is the air circulation of dry moisture absorption system, and these two air circulation are relatively independent, form two wind circulating systems.Specific as follows:
Please refer to Fig. 2, in the present embodiment, comprise a rotating clothes rack 11 in locker room 1, rotating clothes rack 11 is rotatably connected at locker room 1, and rotating clothes rack 11 comprises some for hanging the bracing frame 111 of wet clothes.One interior circulating fan 12 is also set in locker room 1.In this, the effect of circulating fan 12 is the convection current that promote locker room 1 inner drying air and wet clothes, and promotes the air after the interior moisture absorption of locker room 1 to send in the air channel 31 in equipment room 3.In the present embodiment, interior circulating fan 12 is arranged on the middle part of rotating clothes rack 11, as is arranged on a demarcation strip at rotating clothes rack 11 middle parts.
The interior air channel 31 that arranges of equipment room 3, air channel 31 is semiclosed shape in equipment room 3, the two ends in air channel 31 arrange respectively an air inlet 311 and air outlet 312, air inlet 311 and air outlet 312 are all connected to locker room 1, flow out from air outlet 312 timely and effectively for the ease of the air of entering from air inlet 311, in the present embodiment, serve as reasons and be horizontally set on the air channel 31 pipe formation in equipment room 3 in this air channel 31, (one end is air inlet 311 to 31Guan two ends, this air channel difference one upward bent bend pipe, one end is air outlet 312), bend pipe passes dividing plate 2 to locker room 1 bottom, equipment room 3 also comprises refrigerant dehumidification system and blower fan 32:
Refrigerant dehumidification system comprises the evaporimeter 34, choke valve 35, condenser 38, compressor 37 and the gas-liquid separator 36 that connect by pipeline in turn, in pipeline, be provided with cold-producing medium and (conventionally adopt R22, but the present invention does not limit this), evaporimeter 34 and condenser 38 are arranged in air channel 31, evaporimeter 34 is near air inlet 311, and condenser 38 is near air outlet 312.In the time that refrigerant dehumidification system is worked, the refrigerant gas of low-temp low-pressure is dried through gas-liquid separator 36 refrigerant gas that enters compressor 37 and be compressed into High Temperature High Pressure after separating, the refrigerant gas of High Temperature High Pressure enters condenser 38 heat releases and is condensed into the refrigerant liquid of High Temperature High Pressure, the refrigerant liquid of High Temperature High Pressure carries out through choke valve 35 refrigerant liquid that reducing pressure by regulating flow is low-temp low-pressure, the refrigerant liquid of low-temp low-pressure becomes the refrigerant gas of low-temp low-pressure in the interior heat absorption of evaporimeter 34, then the refrigerant gas of low-temp low-pressure is dried after separating and enters compressor 37 and carry out next Thermal Cycling through gas-liquid separator 36 again.
Blower fan 32 is arranged in air channel 31, and between evaporimeter 34 and condenser 38.In the present embodiment, blower fan 32 is speed-changing draught fan, in the process that wet clothes is dehumidified, incipient stage is because the moisture content in clothing is larger, air humidity in locker room 1 is larger, and now the damp and hot load of refrigerant dehumidification system is larger, and effect on moisture extraction is good, therefore, require the rotating speed of blower fan 32 higher; Along with clothing is dried gradually, air humidity in locker room 1 reduces, air dew point temperature continues to reduce, now the effect on moisture extraction of refrigerant dehumidification system just can reduce, if the rotating speed of blower fan 32 is still very high, amount of air circulation still picture starts so large, so, the air of evaporimeter 34 of flowing through is difficult to cool to below air dew point, does not have or seldom separates out moisture and just delivered to condenser 38 by blower fan 32 and heat, and causes the energy waste of dehumidifying inefficiency and work system.Therefore, in order to improve the energy waste of dehumidifying operating efficiency and minimizing work system, in the process being dried gradually along with clothing, the rotating speed of blower fan 32 is slack-off gradually, reduce refrigerant dehumidification system amount of air circulation, thereby expand the cooling extent of air amount, increase the ratio of separating out of moisture in air.In order better to control the rotating speed of blower fan 32, in the present embodiment, at air inlet 311 places in air channel 31, a Temperature Humidity Sensor is also set, this Temperature Humidity Sensor is connected with blower fan 32, specifically be connected with the blower motor of controlling blower fan 32 rotating speeds, control motor speed to change the rotating speed of blower fan 32.Change motor speed and have three kinds of methods: 1. regulate motor incoming frequency, i.e. frequency conversion.2. regulate electric moter voltage.3. regulate motor winding, change motor impedance and realize the speed governing of tune stream.
One aqua storage tank 33 is also set in equipment room 3, and this aqua storage tank 33 is communicated with air channel 31 to evaporimeter 34 by a drainpipe, and the water of separating out when humid air is flowed through to evaporimeter 34 collects.
The present invention is the in the situation that of normal boot-strap, blower fan 32 moves, humid air in locker room 1 sucks air channel 31 from air inlet 311, humid air heat release during through the evaporimeter 34 of refrigerant dehumidification system, humid air cooling, become saturated air or supersaturated air by unsaturated air, the moisture content in humid air is separated out, and flows in aqua storage tank 33.The air of separating out moisture content heats through condenser 38, relative humidity significantly reduces, become dry air, and blow out to locker room 1 from air outlet 312, after moisture content in wet clothes in dry air intake locker room 1, become again malaria, malaria sucks air channel 31 from air inlet 311 again, carries out next one dehumidifying circulation.
For example as, the former humid air temperature in locker room 1 is about 30 ℃, relative humidity and is about 50%, air dew point is about 20 ℃; Enter after evaporimeter 34 heat releases, air themperature is reduced to 10 ℃, and lower than 20 ℃ of the dew points of air amount, airborne moisture is precipitated; Separate out the air of moisture, after condenser 38 heating, become temperature and be about 40 ℃, relative humidity and be about 15% dry air and enter again locker room.Along with the carrying out of heat pump clothes dryer clothes drying process, the air themperature of locker room continues slowly to raise, the absolute moisture content of air and relative humidity decline, air dew point continues to reduce, the sensible heat load of evaporimeter increases and effect on moisture extraction significantly reduces, decay fast, for this reason, the rotation speed of fan of refrigerant dehumidification system is slack-off gradually, reduce refrigerant dehumidification system amount of air circulation, thereby expand the cooling extent of air amount, increase the humidity load of evaporimeter and the ratio of separating out of moisture in air, accelerated the process of drying.
Disclosed is above only the application's a specific embodiment, but the application is not limited thereto, and the changes that any person skilled in the art can think of, all should drop in the application's protection domain.
Claims (9)
1. a two wind circulating system heat pump type clothes dryer, it is characterized in that, comprise clothing-drying wardrobe body, described clothing-drying wardrobe body comprises locker room and equipment room, described locker room and described equipment room are isolated by dividing plate, one air channel is set in described equipment room, and the two ends in described air channel arrange respectively an air inlet and air outlet, and described air inlet and air outlet are all communicated to described locker room; Described equipment room also comprises refrigerant dehumidification system and blower fan, evaporimeter in described refrigerant dehumidification system and condenser and described blower fan are all arranged in described air channel, described blower fan is arranged between described evaporimeter and condenser, humid air in locker room enters air channel by air inlet, process evaporimeter is by airborne moisture content condensation, separate out the air of moisture and deliver to condenser heating by blower fan, the dry air after heating blows out to described locker room from air outlet; Wherein, an interior circulating fan is set in described locker room.
2. as claimed in claim 1 pair of wind circulating system heat pump type clothes dryer, is characterized in that, described equipment room also comprises an aqua storage tank, and described aqua storage tank is communicated with air channel to described evaporimeter by a drainpipe.
3. as claimed in claim 1 pair of wind circulating system heat pump type clothes dryer, is characterized in that, in described equipment room, described air channel is semiclosed shape, and described air channel and locker room Spatial Coupling form totally-enclosed passage.
4. as claimed in claim 1 pair of wind circulating system heat pump type clothes dryer, is characterized in that, described blower fan is speed-changing draught fan.
5. as claimed in claim 4 pair of wind circulating system heat pump type clothes dryer, is characterized in that, also comprises a Temperature Humidity Sensor, described Temperature Humidity Sensor be arranged on described air inlet place and respectively with described air-blower control and refrigerant dehumidification system control connection.
6. as claimed in claim 5 pair of wind circulating system heat pump type clothes dryer, is characterized in that, described Temperature Humidity Sensor is connected with the blower motor of controlling rotation speed of fan, controls motor speed to change the rotating speed of blower fan.
7. as claimed in claim 1 pair of wind circulating system heat pump type clothes dryer, it is characterized in that, in described locker room, comprise a rotating clothes rack, described rotating clothes rack is rotatably connected at described locker room, described rotating clothes rack comprises some bracing frames for suspended garment, and described interior circulating fan is arranged on the middle part of described rotating clothes rack.
8. as claimed in claim 1 pair of wind circulating system heat pump type clothes dryer, is characterized in that, described refrigerant dehumidification system comprises the evaporimeter, choke valve, condenser, compressor and the gas-liquid separator that connect by refrigerant tubing in turn.
9. as claimed in claim 1 pair of wind circulating system heat pump type clothes dryer, is characterized in that, described equipment room and the isolation of described locker room, and described equipment room is communicated with by air inlet and the air outlet in refrigerant dehumidification system air channel with described locker room.
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| CN201210197601.7A CN102704250B (en) | 2012-06-15 | 2012-06-15 | Double-circulation-air-system heat pump type clothes drying cabinet |
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| CN201210197601.7A CN102704250B (en) | 2012-06-15 | 2012-06-15 | Double-circulation-air-system heat pump type clothes drying cabinet |
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| CN102704250B true CN102704250B (en) | 2014-06-11 |
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| CN103162363B (en) * | 2013-03-20 | 2015-12-09 | 广西玉林宏江能源科技有限公司 | Heat pump type dehumidifier |
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| CN103239028A (en) * | 2013-05-30 | 2013-08-14 | 湖南理工学院 | Dehumidifying wardrobe |
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| CN108252061A (en) * | 2016-12-28 | 2018-07-06 | 青岛海尔洗衣机有限公司 | A kind of control method and dryer for drying clothing |
| CN107036368A (en) * | 2017-06-08 | 2017-08-11 | 桂林医学院 | A kind of medical refrigerator |
| CN107550027A (en) * | 2017-08-21 | 2018-01-09 | 广汉阿拉丁科技有限公司 | A kind of wardrobe for the except mite that dehumidifies |
| CN109914079B (en) * | 2018-10-19 | 2023-05-12 | 苏州依哥智慧家居有限公司 | Intelligent clothes drying cabinet device of heat pump |
| CN111023789B (en) * | 2019-12-23 | 2023-12-29 | 广东创智智能装备有限公司 | Dehumidifying and drying energy-saving system |
| CN114294909A (en) * | 2021-12-28 | 2022-04-08 | 中山市爱美泰电器有限公司 | Rice flour/noodle drying equipment |
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