CN214245016U - Energy-efficient clothing drying-machine - Google Patents
Energy-efficient clothing drying-machine Download PDFInfo
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- CN214245016U CN214245016U CN202120134887.9U CN202120134887U CN214245016U CN 214245016 U CN214245016 U CN 214245016U CN 202120134887 U CN202120134887 U CN 202120134887U CN 214245016 U CN214245016 U CN 214245016U
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- air inlet
- switching valve
- air
- heat
- recovery exchanger
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Abstract
The utility model discloses a high-efficiency energy-saving clothes dryer, which comprises a dryer shell, a dryer roller, a heat recovery exchanger, an air source heat pump, a drying fan, an exhaust fan, a dryer exhaust pipeline, a heat pump heating air inlet pipeline, a dryer air inlet pipeline, a heat recovery exchanger ventilation air outlet pipeline, a heat pump heat source air inlet pipeline, a heat recovery exchanger ventilation air inlet pipeline, a ventilation air first air inlet, a ventilation air second air inlet, a ventilation air first exhaust port, a ventilation air second exhaust port, a first switching valve, a second switching valve, a third switching valve, a fourth switching valve, a fifth switching valve and a sixth switching valve; the air source heat pump comprises a compressor, a condenser, a throttle expansion valve and an evaporator; the clothes dryer utilizes the heat recovery exchanger and the heat pump to recover and utilize the heat of ventilation air, replaces an electric heater to heat air for drying, improves energy utilization efficiency, reduces energy consumption and reduces operation cost.
Description
Technical Field
The utility model belongs to the technical field of the drying-machine and specifically relates to an energy-efficient clothing drying-machine.
Background
A clothes dryer is one type of washing machine that is used to remove moisture from garments and other textiles, typically after dehydration in a water wash. Most clothes dryers include a rotating drum that is driven by a belt and around which heated air is provided to evaporate the moisture. The clothes drying drum adopts the principle that the drum rotates forwards and backwards to achieve the effect of preventing clothes drying articles from winding. At present, electric heaters are generally adopted for hot air generated by a dryer, the utilization rate of heat energy is limited, and the energy consumption of the dryer is larger in the working process because the heat energy is not effectively utilized.
SUMMERY OF THE UTILITY MODEL
In order to overcome the prior art problem, the utility model provides a high-efficient energy-saving clothes drying-machine can effectively utilize heat energy, reduces the energy consumption.
The utility model provides a technical scheme that its technical problem adopted is: a high-efficiency energy-saving clothes dryer comprises a dryer shell, a dryer roller, a heat recovery exchanger, an air source heat pump, a drying fan, an exhaust fan, a dryer exhaust pipeline, a heat pump heating air inlet pipeline, a dryer air inlet pipeline, a heat recovery exchanger ventilation air outlet pipeline, a heat pump heat source air inlet pipeline, a heat recovery exchanger ventilation air inlet pipeline, a ventilation air first air inlet, a ventilation air second air inlet, a ventilation air first exhaust port, a ventilation air second exhaust port, a first switching valve, a second switching valve, a third switching valve, a fourth switching valve, a fifth switching valve and a sixth switching valve; the air source heat pump comprises a compressor, a condenser, a throttle expansion valve and an evaporator;
a dryer roller is arranged in the dryer shell, the dryer shell is connected with one end of a drying fan through a dryer air inlet pipeline, and the other end of the drying fan is communicated with a condenser; the condenser and the evaporator are respectively connected through a compressor and a throttle expansion valve; the dryer shell is connected with a heat recovery exchanger through a dryer exhaust pipeline, the heat recovery exchanger is connected with a condenser through a heat pump heating air inlet pipeline, the heat recovery exchanger is connected with one end of a heat pump heat source air inlet pipeline through a heat recovery exchanger ventilation air outlet pipeline, the other end of the heat pump heat source air inlet pipeline is connected with an evaporator, and a second switching valve is arranged at the joint of the heat recovery exchanger ventilation air outlet pipeline and the heat pump heat source air inlet pipeline; a ventilation air outlet pipe of the heat recovery exchanger is provided with a ventilation air second air outlet, and a third switching valve is arranged on the ventilation air second air outlet; a fresh air first air inlet is formed in the heat pump heat source air inlet pipeline, and a first switching valve is arranged on the fresh air first air inlet; the evaporator is connected with one end of an exhaust fan, the other end of the exhaust fan is connected with a heat recovery exchanger through a fresh air inlet pipeline of the heat recovery exchanger, and a fifth switching valve is arranged on the fresh air inlet pipeline of the heat recovery exchanger; a ventilation air inlet pipeline of the heat recovery exchanger between the exhaust fan and the fifth switching valve is provided with a ventilation air first exhaust port, and a fourth switching valve is arranged on the ventilation air first exhaust port; and a fresh air second air inlet is arranged on a fresh air inlet pipeline of the heat recovery exchanger between the heat recovery exchanger and the fifth switching valve, and a sixth switching valve is arranged on the fresh air second air inlet.
The utility model has the advantages that:
1. the clothes dryer utilizes the heat recovery exchanger and the heat pump to recover and utilize the heat of ventilation air, replaces an electric heater to heat air for drying, improves energy utilization efficiency, reduces energy consumption and reduces operation cost.
2. The new trend can be heated again after cooling and drying for the air inlet humidity reduces, is favorable to promoting drying efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
The heat recovery system comprises a dryer shell, a dryer roller, a heat recovery exchanger, an air source heat pump, a drying fan, an exhaust fan, a dryer exhaust pipeline, a heat pump heating air inlet pipeline, a dryer air inlet pipeline, a heat recovery exchanger ventilation air outlet pipeline, a heat pump heat source air inlet pipeline, a heat recovery exchanger ventilation air inlet pipeline, a ventilation air outlet pipeline, a ventilation air inlet pipeline, a ventilation air outlet pipeline, a first switching valve, a second switching valve, a third switching valve, a fourth switching valve, a fifth switching valve, a sixth switching valve, a compressor, a condenser, a throttle expansion valve, a compressor, a condenser, a throttle expansion valve and an evaporator.
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention will clearly and completely describe the technical solutions of the present invention with reference to the specific embodiments and the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments.
Referring to fig. 1, the embodiment provides a high-efficiency energy-saving clothes dryer, which includes a dryer housing 1, a dryer drum 2, a heat recovery exchanger 3, an air source heat pump 4, a drying fan 5, an exhaust fan 6, a dryer exhaust duct 7, a heat pump heating air inlet duct 8, a dryer air inlet duct 9, a heat recovery exchanger ventilation air outlet duct 10, a heat pump heat source air inlet duct 11, a heat recovery exchanger fresh air inlet duct 12, a fresh air first air inlet 13, a fresh air second air inlet 14, a ventilation air first exhaust opening 15, a ventilation air second exhaust opening 16, a first switching valve 17, a second switching valve 18, a third switching valve 19, a fourth switching valve 20, a fifth switching valve 21, and a sixth switching valve 22; the air source heat pump 4 comprises a compressor 4-1, a condenser 4-2, a throttle expansion valve 4-3 and an evaporator 4-4.
A dryer roller 2 is arranged in the dryer shell 1, the dryer shell 1 is connected with one end of a drying fan 5 through a dryer air inlet pipeline 9, and the other end of the drying fan 5 is communicated with a condenser 4-2; the condenser 4-2 and the evaporator 4-4 are respectively connected through a compressor 4-1 and a throttle expansion valve 4-3; the dryer shell 1 is connected with a heat recovery exchanger 3 through a dryer exhaust pipeline 7, the heat recovery exchanger 3 is connected with a condenser 4-2 through a heat pump heating air inlet pipeline 8, the heat recovery exchanger 3 is connected with one end of a heat pump heat source air inlet pipeline 11 through a heat recovery exchanger ventilation air outlet pipeline 10, the other end of the heat pump heat source air inlet pipeline 11 is connected with an evaporator 4-4, and a second switching valve 18 is arranged at the joint of the heat recovery exchanger ventilation air outlet pipeline 10 and the heat pump heat source air inlet pipeline 11; a ventilation air second air outlet 16 is arranged on the ventilation air outlet pipeline 10 of the heat recovery exchanger, and a third switching valve 19 is arranged on the ventilation air second air outlet 16; a fresh air first air inlet 13 is formed in the heat pump heat source air inlet pipeline 11, and a first switching valve 17 is arranged on the fresh air first air inlet 13; the evaporator 4-4 is connected with one end of an exhaust fan 6, the other end of the exhaust fan 6 is connected with the heat recovery exchanger 3 through a fresh air inlet pipeline 12 of the heat recovery exchanger, and a fifth switching valve 21 is arranged on the fresh air inlet pipeline 12 of the heat recovery exchanger; a ventilation air first exhaust port 15 is arranged on a fresh air inlet pipeline 12 of the heat recovery exchanger between the exhaust fan 6 and the fifth switching valve 21, and a fourth switching valve 20 is arranged on the ventilation air first exhaust port 15; a fresh air second air inlet 14 is arranged on the fresh air inlet pipeline 12 of the heat recovery exchanger between the heat recovery exchanger 3 and the fifth switching valve 21, and a sixth switching valve 22 is arranged on the fresh air second air inlet 14.
The utility model discloses a theory of operation is:
the working condition I is as follows: when the outdoor temperature is higher than 30 ℃, the fresh air is cooled, dried and then heated. The first switching valve 17, the fifth switching valve 21, and the third switching valve 19 are opened, and the second switching valve 18, the fourth switching valve 20, and the sixth switching valve 22 are closed.
Outdoor fresh air enters the air source heat pump evaporator 4-4 through the fresh air first air inlet 13, the first switching valve 17 and the heat pump heat source air inlet pipeline 11, is cooled, dehumidified and dried in the air source heat pump evaporator, and provides a heat source for the air source heat pump 4. The cooled and dried fresh air enters the heat recovery exchanger 3 through the fifth switching valve 21 and the fresh air inlet pipeline 12 of the heat recovery exchanger. The fresh air is preheated and heat-exchanged with ventilation air in the heat recovery exchanger 3, the temperature is raised, and then the fresh air enters the air source heat pump condenser 4-2 through the heat pump heating air inlet pipeline 8 to be further raised in temperature. The high-temperature dry air heated by the heat pump flows through the drying machine air inlet pipeline 9 through the drying fan 5 and enters the drying machine, and the high-temperature dry air and the clothes in the drying machine roller 2 are subjected to heat and mass transfer exchange to heat and dry the clothes. The high temperature dry air absorbs moisture and becomes moist ventilation air. The damp ventilation air and the fresh air exchange heat in the heat recovery exchanger 3, and after the temperature and the humidity of the damp ventilation air are reduced, the damp ventilation air is exhausted to the atmosphere through a ventilation air outlet pipeline 10 of the heat recovery exchanger, a third switching valve 19 and a ventilation air second air outlet 16.
Working conditions are as follows: when the outdoor temperature is lower than 30 ℃, the fresh air is heated without being dried. The second switching valve 18, the fourth switching valve 20, and the sixth switching valve 22 are opened, and the first switching valve 17, the third switching valve 19, and the fifth switching valve 21 are closed.
Outdoor fresh air enters the heat recovery exchanger 3 through the fresh air second air inlet 14 and the sixth switching valve 22. The fresh air is preheated and heat-exchanged with ventilation air in the heat recovery exchanger 3, the temperature is raised, and then the fresh air enters the air source heat pump condenser 4-2 through the heat pump heating air inlet pipeline 8 to be further raised in temperature. The high-temperature dry air heated by the heat pump flows through the drying machine air inlet pipeline 9 through the drying fan 5 and enters the drying machine, and the high-temperature dry air and the clothes in the drying machine roller 2 are subjected to heat and mass transfer exchange to heat and dry the clothes. The high temperature dry air absorbs moisture and becomes moist ventilation air. The damp ventilation air and the fresh air exchange heat in the heat recovery exchanger 3, after the temperature and the humidity of the damp ventilation air are reduced, the damp ventilation air enters the air source heat pump evaporator 4-4 through the ventilation air outlet pipeline 10 of the heat recovery exchanger and the heat pump heat source air inlet pipeline 11 of the second switching valve 18, and is cooled, dehumidified and dried, and a heat source is provided for the air source heat pump 4. The cooled and dried ventilation air is exhausted to the atmosphere through the exhaust fan 6, the fourth switching valve 20 and the ventilation air first exhaust port 15.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (1)
1. A high-efficiency energy-saving clothes dryer is characterized by comprising a dryer shell, a dryer roller, a heat recovery exchanger, an air source heat pump, a drying fan, an exhaust fan, a dryer exhaust pipeline, a heat pump heating air inlet pipeline, a dryer air inlet pipeline, a heat recovery exchanger ventilation air outlet pipeline, a heat pump heat source air inlet pipeline, a heat recovery exchanger fresh air inlet pipeline, a fresh air first air inlet, a fresh air second air inlet, a ventilation air first exhaust port, a ventilation air second exhaust port, a first switching valve, a second switching valve, a third switching valve, a fourth switching valve, a fifth switching valve and a sixth switching valve; the air source heat pump comprises a compressor, a condenser, a throttle expansion valve and an evaporator; a dryer roller is arranged in the dryer shell, the dryer shell is connected with one end of a drying fan through a dryer air inlet pipeline, and the other end of the drying fan is communicated with a condenser; the condenser and the evaporator are respectively connected through a compressor and a throttle expansion valve; the dryer shell is connected with a heat recovery exchanger through a dryer exhaust pipeline, the heat recovery exchanger is connected with a condenser through a heat pump heating air inlet pipeline, the heat recovery exchanger is connected with one end of a heat pump heat source air inlet pipeline through a heat recovery exchanger ventilation air outlet pipeline, the other end of the heat pump heat source air inlet pipeline is connected with an evaporator, and a second switching valve is arranged at the joint of the heat recovery exchanger ventilation air outlet pipeline and the heat pump heat source air inlet pipeline; a ventilation air outlet pipe of the heat recovery exchanger is provided with a ventilation air second air outlet, and a third switching valve is arranged on the ventilation air second air outlet; a fresh air first air inlet is formed in the heat pump heat source air inlet pipeline, and a first switching valve is arranged on the fresh air first air inlet; the evaporator is connected with one end of an exhaust fan, the other end of the exhaust fan is connected with a heat recovery exchanger through a fresh air inlet pipeline of the heat recovery exchanger, and a fifth switching valve is arranged on the fresh air inlet pipeline of the heat recovery exchanger; a ventilation air inlet pipeline of the heat recovery exchanger between the exhaust fan and the fifth switching valve is provided with a ventilation air first exhaust port, and a fourth switching valve is arranged on the ventilation air first exhaust port; and a fresh air second air inlet is arranged on a fresh air inlet pipeline of the heat recovery exchanger between the heat recovery exchanger and the fifth switching valve, and a sixth switching valve is arranged on the fresh air second air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120134887.9U CN214245016U (en) | 2021-01-19 | 2021-01-19 | Energy-efficient clothing drying-machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120134887.9U CN214245016U (en) | 2021-01-19 | 2021-01-19 | Energy-efficient clothing drying-machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214245016U true CN214245016U (en) | 2021-09-21 |
Family
ID=77751004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120134887.9U Active CN214245016U (en) | 2021-01-19 | 2021-01-19 | Energy-efficient clothing drying-machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214245016U (en) |
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2021
- 2021-01-19 CN CN202120134887.9U patent/CN214245016U/en active Active
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