CN116289072A - Washing and drying equipment - Google Patents
Washing and drying equipment Download PDFInfo
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- CN116289072A CN116289072A CN202111576191.2A CN202111576191A CN116289072A CN 116289072 A CN116289072 A CN 116289072A CN 202111576191 A CN202111576191 A CN 202111576191A CN 116289072 A CN116289072 A CN 116289072A
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- pipeline
- washing
- evaporator
- compressor
- heat exchanger
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- 238000005406 washing Methods 0.000 title claims abstract description 164
- 238000001035 drying Methods 0.000 title claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000003507 refrigerant Substances 0.000 claims abstract description 74
- 238000004891 communication Methods 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 19
- 102000004190 Enzymes Human genes 0.000 description 3
- 108090000790 Enzymes Proteins 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/04—Heating arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/206—Heat pump arrangements
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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
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The embodiment of the invention belongs to the technical field of household appliances, and particularly relates to washing and drying equipment. The embodiment of the invention aims to solve the problem of high power consumption of related washing and drying equipment. The washing and drying equipment comprises a washing cylinder, a compressor, a condenser, a throttling device, a first evaporator and a heat exchanger, wherein the compressor, the condenser, the throttling device and the first evaporator form circulating serial connection, the compressor and the condenser are communicated through a first pipeline, and two ends of the heat exchanger are respectively communicated with the first pipeline through a second pipeline and a third pipeline; in the washing stage, the heat exchanger exchanges heat with water entering the washing drum. Through the arrangement, in the washing stage, the heat pump system operates, and the heat released by the refrigerant at the heat exchanger heats water to be introduced into the washing cylinder, so that the temperature of the water in the washing cylinder is increased, and compared with the heating of the water in the washing cylinder by the electric heater, the heat pump system is more energy-saving, and the energy consumption of washing and drying equipment is reduced.
Description
Technical Field
The embodiment of the invention belongs to the technical field of household appliances, and particularly relates to washing and drying equipment.
Background
The washing and drying equipment is intelligent washing equipment which is added with a drying function on the basis of a full-automatic washing machine and integrates multiple functions of washing, spin-drying, drying and the like.
In the related art, the washing and drying apparatus includes a housing, and a washing drum, an electric heater, a fan and a heat pump system provided in the housing, and the electric heater heats water entering the washing drum during a washing stage to increase the activity of laundry enzymes. The fan and the heat pump system are in an on state in the drying stage, the fan is used for circulating air between the washing drum and the heat pump system, the heat pump system is used for converting hot and humid air from the washing drum into hot and dry air, the hot and dry air flows over the surface of clothes, the clothes are heated, evaporated moisture is taken away, and the clothes are dried rapidly.
However, the electric heater heats the water entering the washing tub, and thus the power consumption is high.
Disclosure of Invention
In order to solve the above-mentioned problems in the related art, that is, in order to solve the problem of high power consumption of the related washing and drying apparatus, an embodiment of the present invention provides a washing and drying apparatus, a washing drum, a compressor, a condenser, a throttling device, a first evaporator, and a heat exchanger, wherein the washing drum is used for accommodating laundry; the compressor, the condenser, the throttling device and the first evaporator form a circulating series connection, the compressor and the condenser are communicated through a first pipeline, an inlet of the heat exchanger is connected with a second pipeline, an outlet of the heat exchanger is connected with a third pipeline, the tail ends of the second pipeline and the third pipeline are communicated with the first pipeline, and the second pipeline is closer to the compressor than the third pipeline; the heat exchanger is used for exchanging heat with water entering the washing cylinder; the first pipeline and the second pipeline are provided with valve components, and the valve components are used for conducting the second pipeline and the third pipeline and closing the first pipeline between the second pipeline and the third pipeline in a washing stage; and in the drying stage, closing the second pipeline and conducting the first pipeline.
In the preferred technical scheme of the washing and drying device, the valve assembly comprises a reversing valve, the reversing valve is arranged at the junction of the second pipeline and the first pipeline, the reversing valve is provided with an air inlet, a first air outlet and a second air outlet, the air inlet is communicated with the compressor, the first air outlet is communicated with the heat exchanger, and the second air outlet is communicated with the condenser; in the washing stage, the air inlet is communicated with the first air outlet; in the drying stage, the air inlet is communicated with the second air outlet.
In a preferred embodiment of the above washing and drying apparatus, the third pipe is provided with a check valve for preventing the refrigerant from flowing from the first pipe to the outlet of the heat exchanger.
In the preferred technical scheme of the washing and drying device, the washing and drying device further comprises a water inlet pipe, one end of the water inlet pipe is communicated with the washing cylinder, the other end of the water inlet pipe is communicated with a water source, and the heat exchanger is used for carrying out heat exchange with water in the water inlet pipe.
In the preferred technical scheme of the washing and drying equipment, the water inlet pipe is provided with a water inlet valve.
In the preferred technical scheme of the washing and drying device, the washing and drying device further comprises a second evaporator and a cooling device, wherein an inlet of the cooling device is communicated with an outlet of the compressor, an outlet of the cooling device is communicated with an inlet of the second evaporator, and an outlet of the second evaporator is communicated with an inlet of the compressor.
In the preferred technical scheme of the washing and drying device, the cooling device comprises a vortex tube, the vortex tube is provided with a high-temperature inlet, a high-temperature outlet and a low-temperature outlet, the high-temperature inlet is communicated with the compressor, the high-temperature outlet is communicated with the condenser, and the low-temperature outlet is communicated with the second evaporator.
In a preferred embodiment of the above washing and drying apparatus, the first evaporator is in communication with the compressor via a fourth line, and the second evaporator is in communication with the fourth line via a fifth line.
In a preferred embodiment of the above washing and drying apparatus, the washing drum has an air inlet side and an air outlet side, and the washing and drying apparatus further includes a fan for circulating air among the washing drum, the second evaporator, the first evaporator, and the condenser in a drying stage, the air flowing in a direction from the air inlet side to the air outlet side.
In the preferred technical scheme of the washing and drying device, the washing and drying device further comprises a driving device, the driving device is in transmission connection with the washing cylinder, and the driving device is used for driving the washing cylinder to rotate by taking the axis of the washing cylinder as the center.
In the preferred technical scheme of the washing and drying equipment, the driving device comprises a driving motor and a belt, the belt is sleeved on the outer wall of the washing cylinder, and the driving motor is in transmission connection with the belt
As will be appreciated by those skilled in the art, the washing and drying apparatus of the embodiment of the present invention includes a washing drum for accommodating laundry, a compressor, a condenser, a throttle device, a first evaporator, and a heat exchanger; the compressor, the condenser, the throttling device and the first evaporator form a circulating series connection, the compressor and the condenser are communicated through a first pipeline, an inlet of the heat exchanger is connected with a second pipeline, an outlet of the heat exchanger is connected with a third pipeline, the tail ends of the second pipeline and the third pipeline are communicated with the first pipeline, and the second pipeline is closer to the compressor than the third pipeline; in the washing stage, the second pipeline and the third pipeline are communicated, the first pipeline between the second pipeline and the third pipeline is closed, and the heat exchanger is used for carrying out heat exchange with water entering the washing cylinder; in the drying stage, the second pipeline and the third pipeline are closed, and the first pipeline is communicated. Through the arrangement, in the washing stage, the heat pump system operates, and the heat released by the refrigerant at the heat exchanger heats water to be introduced into the washing cylinder, so that the temperature of the water in the washing cylinder is increased, and compared with the heating of the water in the washing cylinder by the electric heater, the heat pump system is more energy-saving, and the energy consumption of washing and drying equipment is reduced.
Drawings
Preferred embodiments of the washing and drying apparatus according to the embodiments of the present invention will be described below with reference to the accompanying drawings. The attached drawings are as follows:
fig. 1 is a schematic structural view of a heat pump system in a washing and drying apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a washing and drying apparatus according to an embodiment of the present invention.
In the accompanying drawings:
100. a washing drum; 101. An air inlet side;
102. an air outlet side; 210. A compressor;
220. a condenser; 230. A throttle device;
240. a first evaporator; 250. A second evaporator;
260. a heat exchanger; 270. A vortex tube;
201. a first pipeline; 202. A second pipeline;
203. a third pipeline; 204. A fourth pipeline;
205. a fifth pipeline; 206. A reversing valve;
207. a one-way valve; 300. A water inlet pipe;
301. a water inlet valve; 400. A blower;
510. a driving motor; 520. A belt.
Detailed Description
First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the embodiments of the present invention, and are not intended to limit the protection scope of the embodiments of the present invention. Those skilled in the art can adapt it as desired to suit a particular application.
Further, it should be noted that, in the description of the embodiments of the present invention, terms such as directions or positional relationships indicated by the terms "inner", "outer", and the like are based on directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or the member must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention.
Furthermore, it should be noted that, in the description of the embodiments of the present invention, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to the specific circumstances.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The washing and drying equipment integrates the functions of a washing machine and a dryer, not only can wash, rinse and dehydrate clothes, but also can dry the clothes after dehydration is completed.
The washing and drying equipment in the related art comprises a shell, a washing cylinder, an electric heater, a fan and a heat pump system, wherein the washing cylinder, the electric heater, the fan and the heat pump system are arranged in the shell, the electric heater works in a washing stage, the fan and the heat pump system do not work, the electric heater is used for heating water entering the washing cylinder, the water temperature is properly increased, the activity of laundry enzyme can be improved, the removal efficiency of stains on clothes is improved, and the washed clothes are cleaner.
In the drying phase, the fan and the heat pump system are operated, while the electric heater is not operated. The heat pump system comprises a compressor, a condenser, a throttle valve and an evaporator, wherein the compressor, the condenser, the throttle valve and the evaporator are communicated through pipelines, refrigerant circulates in the pipelines, the compressor compresses low-pressure gas refrigerant into high-pressure gas refrigerant, the high-pressure gas refrigerant is conveyed to the condenser and becomes high-pressure liquid refrigerant after heat dissipation, the high-pressure liquid refrigerant enters the evaporator through the throttle valve, the high-pressure liquid refrigerant from the condenser becomes low-pressure liquid refrigerant after pressure reduction when passing through the throttle valve, the low-pressure liquid refrigerant enters the evaporator, heat is absorbed at the evaporator to become low-pressure gas refrigerant, the low-pressure gas refrigerant flows to the compressor, the compressor compresses the low-pressure gas refrigerant into high-pressure gas refrigerant again, and the refrigerant is circulated in such a way, so that the refrigerant absorbs heat at the condenser and evaporates and absorbs heat at the evaporator.
The washing cylinder comprises an air inlet end and an air outlet end, the air inlet end is close to the condenser, the air outlet end is close to the evaporator, and the fan is used for enabling air to flow to the evaporator and the condenser in sequence from the air outlet end and return into the washing cylinder from the air inlet end. The hot and humid air exhausted from the air outlet end is condensed into dry and cold air at the evaporator, the dry and cold air is heated into dry and hot air at the condenser, the dry and hot air returns into the washing drum from the air inlet end, the dry and hot air flows through the surface of the clothes, the clothes are heated, and the water evaporated from the clothes is taken away, so that the clothes are quickly dried.
However, the electric heater is used to heat the water entering the washing drum during the washing stage, which increases the power consumption of the washing and drying apparatus.
The embodiment provides a washing and drying device, by arranging a heat exchanger between a compressor and a condenser, in a washing stage, a heat pump system works, high-pressure gaseous refrigerant discharged from the compressor flows to the heat exchanger, and the heat exchanger exchanges heat with water entering a washing cylinder to heat the water in the washing cylinder, so that compared with the heating of the water in the washing cylinder by an electric heater, the heat pump system is more energy-saving, and the power consumption of the washing and drying device is reduced.
The principles and features of embodiments of the present invention are described below with reference to the drawings, the examples are provided for the purpose of illustrating the embodiments of the present invention and are not intended to limit the scope of the embodiments of the present invention.
As shown in fig. 1, the washing and drying apparatus provided by the embodiment of the present invention includes a housing, a washing tub 100 disposed in the housing, and a heat pump system including a compressor 210, a condenser 220, a throttling device 230, a first evaporator 240, and a heat exchanger 260, wherein the washing tub 100 is used for accommodating laundry, and an axis of the washing tub 100 may be parallel to a horizontal plane.
The compressor 210, the condenser 220, the throttling device 230 and the first evaporator 240 are connected in series in a circulating way through a pipeline, and a refrigerant circulates in the pipeline, wherein the compressor 210 and the condenser 220 are communicated through a first pipeline 201. The heat exchanger 260 has an inlet and an outlet, the inlet of the heat exchanger 260 is communicated with one end of the second pipeline 202, and the other end of the second pipeline 202 is communicated with the first pipeline 201; the outlet of the heat exchanger 260 communicates with one end of the third line 203, the other end of the third line 203 also communicates with the first line 201, and the third line 203 is further from the compressor 210 than the second line 202.
The throttling device 230 may include a throttle valve, a capillary tube, etc., as long as it can convert a high-pressure refrigerant into a low-pressure refrigerant.
The first pipeline 201 and the second pipeline 202 are provided with valve assemblies, and the valve assemblies are used for enabling the second pipeline 202 and the third pipeline 203 to be communicated and enabling the first pipeline 201 between the second pipeline 202 and the third pipeline 203 to be closed in a washing stage; the valve assembly is also used to close the second line 202 and to open the first line 201 during the drying phase.
In the washing phase, the heat pump system is operated, the second pipeline 202 and the third pipeline 203 are communicated, the first pipeline 201 between the second pipeline 202 and the third pipeline 203 is closed, the first pipeline 201 between the compressor 210 and the second pipeline 202 is communicated, and the first pipeline 201 between the third pipeline 203 and the condenser 220 is also communicated.
The compressor 210 compresses the low-pressure gaseous refrigerant into the high-pressure gaseous refrigerant, the high-pressure gaseous refrigerant is conveyed to the heat exchanger 260 along the first pipeline 201 and the second pipeline 202 between the compressor 210 and the second pipeline 202, the heat exchanger 260 exchanges heat with water to be introduced into the washing drum 100, the temperature of the refrigerant is reduced, the high-pressure liquid refrigerant is output from the outlet of the heat exchanger 260, the high-pressure liquid refrigerant flows to the condenser 220 along the first pipeline 201 between the third pipeline 203, the third pipeline 203 and the condenser 220, the refrigerant generates little heat release at the condenser 220, the high-pressure liquid refrigerant discharged from the condenser 220 is reduced in pressure to become the low-pressure liquid refrigerant after passing through the throttling device 230, the low-pressure liquid refrigerant enters the first evaporator 240, and becomes the low-pressure gaseous refrigerant at the first evaporator 240; the low-pressure gaseous refrigerant discharged from the first evaporator 240 flows to the compressor 210, and the compressor 210 compresses the low-pressure gaseous refrigerant into the high-pressure gaseous refrigerant, so that the refrigerant is circulated such that most of the heat is released at the heat exchanger 260 and only a very small amount of heat is released at the condenser 220.
The heat released by the refrigerant at the heat exchanger 260 heats the water to be introduced into the washing tub 100, so that the temperature of the water in the washing tub 100 is increased, and compared with the heating of the water in the washing tub 100 by the electric heater, the heat pump system is more energy-saving, and reduces the energy consumption of the washing and drying apparatus.
In the drying phase, the heat pump system remains in operation, the second and third lines 202 and 203 are closed, and the entire first line 201 (the first line 201 between the compressor 210 and the second line 202, the first line 201 between the second and third lines 202 and 203, and the first line 201 between the third line 203 and the condenser 220) is open.
The compressor 210 compresses the low-pressure gaseous refrigerant into a high-pressure gaseous refrigerant, the high-pressure gaseous refrigerant is delivered to the condenser 220, after heat dissipation, the high-pressure liquid refrigerant becomes a high-pressure liquid refrigerant, the high-pressure liquid refrigerant is reduced in pressure through the throttling device 230 to become a low-pressure liquid refrigerant, the low-pressure liquid refrigerant enters the first evaporator 240, and absorbs heat at the first evaporator 240 to become a low-pressure gaseous refrigerant; the low-pressure gaseous refrigerant discharged from the first evaporator 240 flows to the compressor 210, and the compressor 210 compresses the low-pressure gaseous refrigerant into the high-pressure gaseous refrigerant, and circulates such that the refrigerant is condensed by heat release at the condenser 220, and absorbs heat by evaporation at the first evaporator 240.
As shown in fig. 2, the washing drum 100, the first evaporator 240 and the condenser 220 are communicated through an air duct, and the air flow direction in the air duct is the air flow direction from the washing drum 100, the first evaporator 240 and the condenser 220, and then the air flow direction is shown by the dotted arrow in fig. 2 after the air flow direction returns to the washing drum 100 from the condenser 220. The washing drum 100 has an air inlet side 101 and an air outlet side 102, and hot and humid air discharged from the air outlet side 102 is cooled at the first evaporator 240 and condenses out moisture to become dry and cool air, which is heated at the condenser 220 to be dry and hot air, which is returned into the washing drum 100 from the air inlet side 101, flows over the laundry surface, heats the laundry and takes away moisture evaporated from the laundry, so that the laundry is dried rapidly.
When the washing machine is worth explaining, the heat pump system operates to raise the temperature of the air in the air duct in the washing stage, so that the initial temperature of the air in the air duct is raised (higher than normal temperature) in the drying stage, the time required in the drying stage can be shortened, the power consumption can be reduced when the drying time is short, and the clothes drying speed is also accelerated.
The washing and drying apparatus of the present embodiment includes a washing tub 100, a compressor 210, a condenser 220, a throttling device 230, a first evaporator 240, and a heat exchanger 260, the washing tub 100 being for accommodating laundry; the compressor 210, the condenser 220, the throttling device 230 and the first evaporator 240 form a circulating series connection, the compressor 210 and the condenser 220 are communicated through a first pipeline 201, an inlet of the heat exchanger 260 is connected with a second pipeline 202, an outlet of the heat exchanger 260 is connected with a third pipeline 203, the tail ends of the second pipeline 202 and the third pipeline 203 are communicated with the first pipeline 201, and the second pipeline 202 is closer to the compressor 210 than the third pipeline 203; in the washing stage, the second pipeline 202 and the third pipeline 203 are communicated, the first pipeline 201 between the second pipeline 202 and the third pipeline 203 is closed, and the heat exchanger 260 is used for exchanging heat with water entering the washing cylinder 100; in the drying phase, the second pipeline 202 and the third pipeline 203 are closed, and the first pipeline 201 is communicated. Through the above arrangement, in the washing stage, the heat pump system is operated, and the heat released from the refrigerant at the heat exchanger 260 heats the water to be introduced into the washing tub 100, so that the temperature of the water in the washing tub 100 is increased, and compared with the heating of the water in the washing tub 100 by the electric heater, the heat pump system is more energy-saving, and reduces the energy consumption of the washing and drying apparatus.
With continued reference to fig. 1, in some embodiments, the valve assembly may include a diverter valve 206, the diverter valve 206 being disposed at the interface of the second conduit 202 and the first conduit 201, the diverter valve 206 having an air inlet in communication with the compressor 210, a first air outlet in communication with the heat exchanger 260, and a second air outlet in communication with the condenser 220.
In the washing stage, the air inlet is communicated with the first air outlet, and the air inlet and the second air outlet are closed, so that the high-pressure gaseous refrigerant discharged by the compressor 210 flows from the first air outlet to the second pipeline 202 and the heat exchanger 260, and the water to be introduced into the drum is heated at the heat exchanger 260.
In the drying stage, the air inlet is closed with the first air outlet, and the air inlet is communicated with the second air outlet, so that the high-pressure gaseous refrigerant discharged from the compressor 210 flows from the second air outlet to the condenser 220, releases heat at the condenser 220, and exchanges heat with the dry and cold air from the first evaporator 240, so that the dry and cold air is converted into dry and hot air to be blown into the washing drum 100, and the clothes in the washing drum 100 are dried.
In other implementations, the valve assembly may include a first valve and a second valve. The first valve may be disposed on the second line 202 and the second valve may be disposed on the first line 201 between the second line 202 and the third line 203.
In the washing stage, the first valve is controlled to turn on the second pipe 202 and the second valve is controlled to close the first pipe 201 between the second pipe 202 and the third pipe 203, and the high-pressure gaseous refrigerant discharged from the compressor 210 flows along the second pipe 202 to the heat exchanger 260, where it heats up with water to be introduced into the drum.
In the drying stage, the first valve is controlled to close the second pipe 202, and the second valve is controlled to conduct the first pipe 201 between the second pipe 202 and the third pipe 203, the high-pressure gaseous refrigerant discharged from the compressor 210 flows to the condenser 220, heat is released at the condenser 220, and the condenser 220 exchanges heat with the dry and cold air from the first evaporator 240 to convert the dry and cold air into dry and hot air to be blown into the washing tub 100, so as to dry the laundry in the washing tub 100.
With continued reference to fig. 1, the third line 203 is provided with a check valve 207, and the check valve 207 allows refrigerant to flow only from the heat exchanger 260 to the first line 201, but not from the first line 201 to the heat exchanger 260. That is, the check valve 207 closes the third line 203 during the drying stage to prevent the refrigerant from flowing from the first line 201 to the outlet of the heat exchanger 260.
In some implementations, the washing and drying apparatus may further include a water inlet pipe 300, one end of the water inlet pipe 300 is communicated with the washing drum 100, the other end of the water inlet pipe 300 is communicated with a water source (tap water pipe, etc.), and a water inlet valve 301 may be disposed on the water inlet pipe 300. During the wash phase, the fill valve 301 is opened to allow water to flow from the fill tube 300 into the wash tank 100. The water inlet pipe 300 can be attached to the surface of the heat exchanger 260, the temperature of the water inlet pipe 300 is lower than that of the heat exchanger 260, and the refrigerant in the heat exchanger 260 exchanges heat with water in the water inlet pipe 300, so that the temperature of the water in the water inlet pipe 300 is increased, the heated water flows into the washing drum 100, and the hot water can improve the activity of laundry enzyme, thereby improving the removal efficiency of stains on clothes and enabling the washed clothes to be cleaner.
In other implementations, the above-described wash drying device may further include a water inlet tank having a water inlet in communication with a source of water (tap water pipe, etc.) and a drain in communication with the wash tub 100. The heat exchanger 260 may be housed within the intake tank.
In the washing stage, the water inlet is opened, the water source flows into the water inlet tank from the water inlet, the heat exchanger 260 exchanges heat with the water in the water inlet tank to raise the temperature of the water in the water inlet tank, and the water outlet is opened after the water temperature reaches the set temperature to deliver the hot water in the water inlet tank into the washing drum 100.
With continued reference to fig. 1, in some embodiments, the wash drying apparatus can further comprise a second evaporator 250 and a cooling device, an inlet of the cooling device being in communication with an outlet of the compressor 210, an outlet of the cooling device being in communication with an inlet of the second evaporator 250, an outlet of the second evaporator 250 being in communication with an inlet of the compressor 210.
The cooling device is used for cooling the refrigerant, so that the refrigerant is converted from a gaseous state to a liquid state. The high-pressure gaseous refrigerant discharged from the compressor 210 enters the cooling device, is cooled to become liquid refrigerant, flows to the second evaporator 250, absorbs heat at the second evaporator 250 and evaporates to become liquid refrigerant, and flows to the compressor 210, and the compressor 210 compresses the refrigerant to the high-pressure gaseous refrigerant, thus circulating.
With continued reference to fig. 2, the washing tub 100, the second evaporator 250, the first evaporator 240, and the condenser 220 are communicated through an air duct, and the wet hot air discharged from the air outlet side 102 is cooled at the second evaporator 250 to become saturated wet air; the water is then cooled and condensed at the first evaporator 240 to become dry and cool air, which is heated at the condenser 220 to dry and cool air, which is returned from the air intake side 101 into the washing drum 100, and the dry and cool air flows over the laundry surface, heating the laundry and taking away the water evaporated from the laundry, so that the laundry is dried rapidly.
The wet hot air discharged from the washing drum 100 is cooled at the second evaporator 250 and then cooled at the first evaporator 240, so that the air discharged from the washing drum 100 is cooled more effectively and condensed to remove moisture, the dryness of the air returned from the heat pump system into the washing drum 100 is increased, and the drier air can take away more moisture on the surface of clothes, thereby accelerating the drying speed and shortening the drying time.
With continued reference to fig. 1, the cooling device may include a vortex tube 270 or other device that reduces the temperature of the refrigerant, the vortex tube 270 having a high temperature inlet in communication with the compressor 210, a high temperature outlet in communication with the condenser 220, and a low temperature outlet in communication with the second evaporator 250.
During the wash stage, the high temperature inlet and high temperature outlet are open, the low temperature outlet is closed, and high pressure gaseous refrigerant from the compressor 210 enters the vortex tube 270 from the high temperature inlet and flows from the high temperature outlet to the heat exchanger 260.
In the drying stage, the high temperature inlet and the low temperature outlet are opened, the high temperature outlet is closed, the high pressure gaseous refrigerant from the compressor 210 enters the vortex tube 270 from the high temperature inlet, the low pressure liquid refrigerant is discharged from the low temperature outlet, and flows to the second heat exchanger 260.
The first evaporator 240 and the compressor 210 may be in communication through the fourth pipe 204, and the outlet of the second evaporator 250 may be in communication through the fifth pipe 205 and the fourth pipe 204, such that the low-pressure gaseous refrigerant discharged from the second evaporator 250 is mixed with the low-pressure gaseous refrigerant discharged from the first evaporator 240 in the fourth pipe 204 during the drying stage and then flows to the inlet of the compressor 210.
With continued reference to fig. 2, the washing and drying apparatus may further include a blower 400, where the blower 400 is configured to circulate air between the washing tub 100, the second evaporator 250, the first evaporator 240, and the condenser 220 during the drying stage, and the air flows from the air inlet side 101 to the air outlet side 102.
In some embodiments, the washing and drying apparatus may further comprise a driving device in driving connection with the washing drum 100, the driving device being configured to drive the washing drum 100 to rotate about its own axis.
The driving device may include a driving motor 510, where the driving motor 510 has a motor shaft, the motor shaft is arranged on the washing drum 100 in a penetrating manner, and the axis of the motor shaft may be collinear with the axis of the washing drum 100, and when the driving motor 510 works, the motor shaft rotates, and the motor shaft drives the washing drum 100 to rotate, so that the dry hot air can flow through each position on the surface of the laundry in the rotating process of the washing drum 100, and the laundry is dried more uniformly.
With continued reference to fig. 2, in other embodiments, the driving device may include a driving motor 510 and a belt 520, where the belt 520 is sleeved outside the washing drum 100, and the belt 520 is in transmission connection with the driving motor 510, and the driving motor 510 drives the belt 520 to rotate, so as to drive the washing drum 100 to rotate.
In summary, the washing and drying apparatus according to the embodiment of the present invention includes the washing tub 100, the compressor 210, the condenser 220, the throttling device 230, the first evaporator 240 and the heat exchanger 260, wherein the washing tub 100 is used for accommodating laundry; the compressor 210, the condenser 220, the throttling device 230 and the first evaporator 240 form a circulating series connection, the compressor 210 and the condenser 220 are communicated through a first pipeline 201, an inlet of the heat exchanger 260 is connected with a second pipeline 202, an outlet of the heat exchanger 260 is connected with a third pipeline 203, the tail ends of the second pipeline 202 and the third pipeline 203 are communicated with the first pipeline 201, and the second pipeline 202 is closer to the compressor 210 than the third pipeline 203; in the washing stage, the second pipeline 202 and the third pipeline 203 are communicated, the first pipeline 201 between the second pipeline 202 and the third pipeline 203 is closed, and the heat exchanger 260 is used for exchanging heat with water entering the washing cylinder 100; in the drying phase, the second pipeline 202 and the third pipeline 203 are closed, and the first pipeline 201 is communicated. Through the above arrangement, in the washing stage, the heat pump system is operated, and the heat released from the refrigerant at the heat exchanger 260 heats the water to be introduced into the washing tub 100, so that the temperature of the water in the washing tub 100 is increased, and compared with the heating of the water in the washing tub 100 by the electric heater, the heat pump system is more energy-saving, and reduces the energy consumption of the washing and drying apparatus.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (10)
1. A washing and drying apparatus, comprising: the clothes washing machine comprises a washing drum, a compressor, a condenser, a throttling device, a first evaporator and a heat exchanger, wherein the washing drum is used for accommodating clothes;
the compressor, the condenser, the throttling device and the first evaporator form a circulating series connection, the compressor and the condenser are communicated through a first pipeline, an inlet of the heat exchanger is connected with a second pipeline, an outlet of the heat exchanger is connected with a third pipeline, the tail ends of the second pipeline and the third pipeline are communicated with the first pipeline, and the second pipeline is closer to the compressor than the third pipeline; the heat exchanger is used for exchanging heat with water entering the washing cylinder;
the first pipeline and the second pipeline are provided with valve components, and the valve components are used for conducting the second pipeline and the third pipeline and closing the first pipeline between the second pipeline and the third pipeline in a washing stage; and in the drying stage, closing the second pipeline and conducting the first pipeline.
2. The washer-dryer apparatus of claim 1 wherein said valve assembly comprises a diverter valve disposed at the juncture of said second conduit and said first conduit, said diverter valve having an air inlet in communication with said compressor, a first air outlet in communication with said heat exchanger, and a second air outlet in communication with said condenser;
in the washing stage, the air inlet is communicated with the first air outlet; in the drying stage, the air inlet is communicated with the second air outlet.
3. The washer-dryer apparatus as recited in claim 1 wherein said third conduit is provided with a one-way valve for preventing refrigerant flow from said first conduit to an outlet of said heat exchanger.
4. A washing and drying apparatus according to any one of claims 1 to 3, further comprising a water inlet pipe, one end of which is in communication with the washing drum, the other end of which is in communication with a water source, the heat exchanger being arranged to exchange heat with water within the water inlet pipe.
5. The washer-dryer apparatus of claim 4 further comprising a second evaporator and a cooling device, an inlet of the cooling device being in communication with an outlet of the compressor, an outlet of the cooling device being in communication with an inlet of the second evaporator, an outlet of the second evaporator being in communication with an inlet of the compressor.
6. The washer-dryer apparatus of claim 5 wherein said temperature reduction device comprises a vortex tube having a high temperature inlet in communication with said compressor, a high temperature outlet in communication with said condenser, and a low temperature outlet in communication with said second evaporator.
7. The washer-dryer apparatus as recited in claim 5 wherein said first evaporator is in communication with said compressor through a second conduit and said second evaporator is in communication with said second conduit through a third conduit.
8. The washer-dryer apparatus of claim 5 wherein said wash drum has an air intake side and an air outlet side, said washer-dryer apparatus further comprising a fan for circulating air between said wash drum, said second evaporator, said first evaporator, and said condenser during a drying phase, said air flowing in a direction from said air intake side to said air outlet side.
9. The washing and drying apparatus according to claim 1, further comprising a driving device in driving connection with the washing drum, the driving device being adapted to drive the washing drum to rotate about its own axis.
10. The washing and drying apparatus according to claim 9, wherein the driving means comprises a driving motor and a belt, the belt is sleeved on the outer wall of the washing drum, and the driving motor is in transmission connection with the belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111576191.2A CN116289072A (en) | 2021-12-21 | 2021-12-21 | Washing and drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111576191.2A CN116289072A (en) | 2021-12-21 | 2021-12-21 | Washing and drying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116289072A true CN116289072A (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111576191.2A Pending CN116289072A (en) | 2021-12-21 | 2021-12-21 | Washing and drying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116289072A (en) |
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2021
- 2021-12-21 CN CN202111576191.2A patent/CN116289072A/en active Pending
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