CN115247907A - Air conditioning unit and air conditioner - Google Patents
Air conditioning unit and air conditioner Download PDFInfo
- Publication number
- CN115247907A CN115247907A CN202110455692.9A CN202110455692A CN115247907A CN 115247907 A CN115247907 A CN 115247907A CN 202110455692 A CN202110455692 A CN 202110455692A CN 115247907 A CN115247907 A CN 115247907A
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- heat exchanger
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- air conditioning
- cooling
- heat exchange
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 41
- 238000001816 cooling Methods 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 239000007921 spray Substances 0.000 claims abstract description 16
- 238000010257 thawing Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 105
- 239000007788 liquid Substances 0.000 claims description 29
- 239000000110 cooling liquid Substances 0.000 claims description 19
- 238000005507 spraying Methods 0.000 claims description 19
- 238000011084 recovery Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 14
- 239000002826 coolant Substances 0.000 claims description 11
- 239000012809 cooling fluid Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 238000004321 preservation Methods 0.000 description 15
- 239000003507 refrigerant Substances 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 6
- 230000003020 moisturizing effect Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 230000008844 regulatory mechanism Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/006—Cooling of compressor or motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The application also discloses an air conditioning unit and an air conditioner, wherein the air conditioning unit comprises a temperature adjusting mechanism and a cooling mechanism, and the temperature adjusting mechanism comprises a first heat exchanger, a compressor assembly and a second heat exchanger which are connected through pipelines; the cooling mechanism is used for cooling the compressor assembly and performing spray defrosting or spray cooling on the second heat exchanger; wherein, cooling body includes the heat exchange tube, and the heat exchange tube is located on the compressor unit spare, through the heat exchange tube cooling compressor unit spare. In winter, the second heat exchanger is subjected to spray defrosting through the cooling mechanism, so that the heating operation of the air conditioning unit is ensured, and the heating comfort of residents is improved; in summer, the second heat exchanger is sprayed and cooled through the cooling mechanism, so that the heating and cooling capacities of the air conditioning unit are improved; meanwhile, the compressor assembly is cooled through the heat exchange tube, normal operation of the compressor is guaranteed, and the energy efficiency of the air conditioning unit is improved.
Description
Technical Field
The application relates to the technical field of air conditioners, in particular to an air conditioning unit and an air conditioner with the same.
Background
The air source heat pump unit is an air conditioning system with high efficiency, reliability and remarkable energy-saving efficiency, has the air conditioning units which have the advantages of cooling supply, heating supply, good heat exchange effect, reliable operation, wide use area, small occupied space, high energy efficiency and no pollution, and is widely applied to the areas north of the Yangtze river in recent years, in particular to the air source heat pump cold and hot water machine, and particularly to the main push heat pump unit for solving the problems of heating in winter and coal pollution of residents by governments in the north; however, when the air source heat pump unit operates in winter, because the outdoor environment temperature is low, when the environment humidity is high, an outer unit evaporator is easy to frost, and heating operation of the heat pump unit and heating comfort of residents are seriously influenced; when the refrigerating machine runs in summer, the condensing temperature of the unit is higher due to the higher temperature in the daytime, the energy consumption of the unit is higher, and even the refrigerating capacity is insufficient.
Disclosure of Invention
In order to overcome the problems existing in the prior art, the main purpose of the present application is to provide an air conditioning unit which can solve the problems of defrosting in winter operation and large energy consumption in summer high temperature operation.
In order to achieve the above purpose, the following technical solutions are specifically adopted in the present application:
the application provides an air conditioning unit, this air conditioning unit includes:
the temperature adjusting mechanism comprises a first heat exchanger, a compressor assembly and a second heat exchanger which are connected through pipelines;
the cooling mechanism is used for cooling the compressor assembly and performing spray defrosting or spray cooling on the second heat exchanger;
the cooling mechanism comprises a heat exchange tube, the heat exchange tube is arranged on the compressor assembly, and the compressor assembly is cooled through the heat exchange tube.
In a specific implementation manner, the cooling mechanism further comprises a spraying assembly and a recycling assembly, the spraying assembly is used for spraying defrosting or spraying cooling to the second heat exchanger, the recycling assembly is used for recycling the sprayed cooling liquid, and the recycling assembly comprises the heat exchange pipe.
In a specific implementation mode, the spraying assembly comprises a heat preservation water tank, a first water pump and a sprayer, the heat preservation water tank is used for storing the cooling liquid, the sprayer is connected to the heat preservation water tank through the first water pump, the sprayer is used for spraying the cooling liquid to the second heat exchanger, and the heat exchange pipe is communicated with the heat preservation water tank.
In a specific implementation manner, the recovery assembly further comprises a liquid recoverer and a second water pump, the liquid recoverer is used for collecting the cooling liquid flowing through the second heat exchanger, the liquid recoverer is communicated with the liquid inlet end of the heat exchange tube through the second water pump, and the liquid outlet end of the heat exchange tube is communicated with the heat preservation water tank.
In a specific implementation manner, the recovery assembly further includes a first three-way valve, a first end of the first three-way valve is communicated with the liquid recoverer, a second end of the first three-way valve is communicated with the heat-preservation water tank, and a third end of the first three-way valve is communicated with the second water pump.
In a specific embodiment, the heat preservation water tank is further provided with a water replenishing port and a water outlet.
In a specific implementation mode, the temperature adjusting mechanism further comprises a third water pump, the recovery assembly further comprises a second three-way valve, the third water pump and the second three-way valve are respectively connected to the first heat exchanger, and a water outlet of the heat preservation water tank is connected to the second three-way valve.
In a specific embodiment, the cooling mechanism further comprises a temperature detector, and the temperature detector is used for detecting the temperature of the cooling liquid in the holding water tank.
In a specific implementation manner, the temperature adjusting mechanism further includes a four-way reversing valve, an output end of the compressor assembly is communicated with a first port of the four-way reversing valve, a second port of the four-way reversing valve is communicated with the first heat exchanger, a third port of the four-way reversing valve is communicated with the second heat exchanger, and a fourth port of the four-way reversing valve is communicated with an input end of the compressor assembly.
In a specific embodiment, the temperature adjustment mechanism further comprises a throttle valve, and the throttle valve is arranged on a pipeline between the first heat exchanger and the second heat exchanger.
In a specific embodiment, the compressor assembly comprises a compressor and a variable frequency control module, and the heat exchange pipe is arranged on the variable frequency control module and used for cooling the variable frequency control module.
In a particular embodiment, the temperature adjustment mechanism further comprises a gas-liquid separator in communication with the input of the compressor assembly.
Correspondingly, the application also provides an air conditioner which comprises the air conditioning unit.
Compared with the prior art, the air conditioning unit comprises a temperature adjusting mechanism and a cooling mechanism, wherein the temperature adjusting mechanism comprises a first heat exchanger, a compressor assembly and a second heat exchanger which are connected through a pipeline, the cooling mechanism comprises a heat exchange pipe, and the heat exchange pipe is arranged on the compressor assembly and used for cooling the compressor assembly; when the air conditioning unit heats in winter, the cooling mechanism is used for spraying and defrosting the second heat exchanger so as to ensure the heating operation of the air conditioning unit and improve the heating comfort of residents; meanwhile, the compressor assembly is cooled and dissipated through the heat exchange tube, normal operation of the compressor is guaranteed, and energy efficiency of the air conditioning unit is improved.
Drawings
Fig. 1 is a schematic diagram of a refrigerant flow direction of an air conditioning unit in heating according to an embodiment of the present application.
Fig. 2 is a schematic diagram illustrating a flow direction of refrigerant of an air conditioning unit during cooling according to an embodiment of the present application.
The attached drawings are as follows:
1. a temperature adjustment mechanism; 11. a first heat exchanger; 12. a compressor assembly; 121. a compressor; 122. a variable frequency control module; 13. a second heat exchanger; 14. a four-way reversing valve; 15. a throttle valve; 16. a third water pump; 17. a gas-liquid separator; 2. a cooling mechanism; 21. a spray assembly; 211. a heat preservation water tank; 211a, a water replenishing port; 211b and a water outlet; 212. a first water pump; 213. a sprayer; 22. a recovery assembly; 221. a heat exchange pipe; 222. a liquid recoverer; 223. a second water pump; 224. a first three-way valve; 225. a second three-way valve; 100. provided is an air conditioning unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected", "fixed", and the like are to be construed broadly and may, for example, be fixed or removable or integral or electrical; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in a descriptive sense only and not for purposes of limitation. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element through intervening elements.
Referring to fig. 1, fig. 1 is a schematic diagram of a refrigerant flow direction of an air conditioning unit in heating according to an embodiment of the present application. This air conditioning unit 100 includes temperature regulation mechanism 1 and cooling body 2, and temperature regulation mechanism 1 is used for adjusting the ambient temperature, and in the example, when winter, heats through temperature regulation mechanism 1 to improve ambient temperature, and when summer, refrigerates through temperature regulation mechanism 1, with reduction ambient temperature. The cooling mechanism 2 is used for cooling and radiating heat generating components in the temperature adjusting mechanism 1, so that the temperature adjusting mechanism 1 can keep normal operation, and the service life of each component is prolonged.
Specifically, the temperature adjustment mechanism 1 includes a first heat exchanger 11, a compressor assembly 12, and a second heat exchanger 13 that are connected via piping. The first heat exchanger 11 has four ports, and every two ports are communicated with each other for heat exchange. Two communication interfaces of the first heat exchanger 11 are respectively communicated with the compressor assembly 12 and the second heat exchanger 13, the other two communication interfaces of the first heat exchanger 11 are connected with a cold/hot using end which is usually arranged in a room, such as a machine room, a cabinet, a civil room and the like, and the working medium of the cold/hot using end is preferentially water. During refrigeration or heating, the refrigerant in the pipeline is heated or cooled through the compressor assembly 12 and the second heat exchanger 13, and then flows through the first heat exchanger 11, so that heat exchange between the refrigerant and the cold/heat consumption end in the first heat exchanger 11 is realized, and further the indoor temperature is adjusted.
Further, the temperature adjustment mechanism 1 further includes a four-way selector valve 14, a throttle valve 15, and a gas-liquid separator 17. The compressor assembly 12 includes a compressor 121 and an inverter control module 122, the inverter control module 122 being configured to control operation of the compressor 121. The output end of the compressor 121 is communicated with a first port of a four-way reversing valve 14, a second port of the four-way reversing valve 14 is communicated with one of the ports of the first heat exchanger 11, a third port of the four-way reversing valve 14 is communicated with the second heat exchanger 13, and a fourth port of the four-way reversing valve 14 is communicated with the input end of the compressor 121 through a gas-liquid separator 17. The other port of the first heat exchanger 11 is connected to the second heat exchanger 13, and the throttle valve 15 is connected to the pipeline between the first heat exchanger 11 and the second heat exchanger 13. The second heat exchanger 13 is arranged in the outdoor unit, and the second heat exchanger 13 may be a fin heat exchanger or other heat exchangers; the first heat exchanger 11 is provided in the indoor unit, and the first heat exchanger 11 may be a water-cooled heat exchanger or another heat exchanger.
The cooling mechanism 2 comprises a spraying assembly 21 and a recovery assembly 22, wherein the spraying assembly 21 is used for performing spraying defrosting or spraying cooling on the second heat exchanger 13 so as to enable the second heat exchanger 13 to keep normal operation. Retrieve subassembly 22 and be used for retrieving the coolant liquid after spraying to cool off the heat dissipation through the coolant liquid of retrieving to compressor unit 12, this application is cooled off compressor unit 12 through the coolant liquid of retrieving, has improved the energy efficiency. It should be noted that the cooling liquid in this embodiment is preferably water, and the cooling liquid is preferably the same as the working fluid used for the cold/hot end.
Further, the shower assembly 21 includes a holding water tank 211, a first water pump 212, and a shower 213. The heat-insulating water tank 211 is used for storing the cooling liquid, the sprayer 213 is arranged above the second heat exchanger 13, and the sprayer 213 is connected to the heat-insulating water tank 211 through the first water pump 212 and is used for spraying the cooling liquid to the second heat exchanger 13. The recovery assembly 22 includes a heat exchange pipe 221, a liquid recoverer 222, a second water pump 223, and a first three-way valve 224. The liquid recovery unit 222 is received below the second heat exchanger 13, and collects the coolant flowing through the second heat exchanger 13. The heat exchange tube 221 is arranged in the variable frequency control module 122, the liquid recoverer 222 is communicated with a first end of the first three-way valve 224, a second end of the first three-way valve 224 is communicated with the heat preservation water tank 211, a third end of the first three-way valve 224 is communicated with a liquid inlet end of the heat exchange tube 221 through the second water pump 223, and a liquid outlet end of the heat exchange tube 221 is communicated with the heat preservation water tank 211. In other embodiments, two control valves may be used instead of the first three-way valve 224, and the use of a three-way valve in this embodiment is only one preferred embodiment.
Further, holding water tank 211 has moisturizing mouth 211a and delivery port 211b, and recovery subassembly 22 still includes second three-way valve 225, and second three-way valve 225 sets up in delivery port 211b, replenishes water for holding water tank 211 through moisturizing mouth 211a, discharges the water in holding water tank 211 through delivery port 211b, can control opening or closing of delivery port 211b through second three-way valve 225.
Furthermore, the temperature adjusting mechanism 1 further comprises a third water pump 16, two communicating ports of the first heat exchanger 11 are connected to the cold/hot using end through the third water pump 16 and a second three-way valve 225, respectively, so that the hot water tank 211 can discharge the overheated water to the cold/hot using end through the water outlet 211b to reduce the water temperature. It is understood that in other embodiments, the superheated water in the holding water tank 211 may be directly discharged to the environment.
Further, be equipped with low water level ball cock and high water level ball cock in the holding water tank 211, the low water level ball cock is used for monitoring whether the water level height in the holding water tank 211 is less than normal water level, in order in time to moisturizing to the holding water tank 211 through moisturizing mouth 211a, the high water level ball cock is used for monitoring whether the water level height in the holding water tank 211 is higher than normal water level, in order in time to drain off water through delivery port 211b or other outlet, of course also can replace high water level ball cock through setting up high water level outlet, in order directly to carry out the drainage through high water level outlet when the water level is too high in the holding water tank 211.
In specific implementation, when the temperature adjusting mechanism 1 operates, in winter, the air conditioning unit 100 performs heating operation, high-temperature and high-pressure refrigerant gas discharged by the compressor 121 enters the first heat exchanger 11 through the four-way reversing valve 14, is condensed and released heat by the first heat exchanger 11, is throttled and depressurized by the throttle valve 15, enters the second heat exchanger 13, exchanges heat and evaporates by the second heat exchanger 13, and enters the compressor 121 through the four-way reversing valve 14, as shown in fig. 1, wherein the direction indicated by an arrow represents the flow direction of the refrigerant or the cooling liquid.
In summer, the air conditioning unit 100 performs refrigeration operation, high-temperature and high-pressure refrigerant gas discharged by the compressor 121 enters the second heat exchanger 13 through the four-way reversing valve 14, is condensed by the second heat exchanger 13 to release heat, is throttled and depressurized by the throttle valve 15, enters the first heat exchanger 11, exchanges heat and evaporates by the first heat exchanger 11, and then enters the compressor 121 through the four-way reversing valve 14, as shown in fig. 2.
Due to compressionWhen the machine 121 is running, the frequency conversion control module 122 will continuously generate a large amount of heat, and a reliable heat dissipation manner is necessary to ensure that the temperature of the frequency conversion control module is lower than the set value T S . The conventional cooling mode comprises air cooling and liquid cooling or the combination of the air cooling and the liquid cooling, but the heat generated by the variable frequency control module is basically cooled and dissipated, and the heat is not effectively utilized.
Therefore, in winter, when the air conditioning unit 100 is operated to heat, the second heat exchanger 13 provided in the outdoor unit is frosted, and the second heat exchanger 13 needs to be subjected to the spray cooling and defrosting treatment, the cooling mechanism 2 is operated, and the high-temperature hot water in the hot water tank 211 is delivered to the sprayer 213 through the first water pump 212, so that the spray defrosting of the second heat exchanger 13 is performed through the sprayer 213. After defrosting, at this time, the liquid recoverer 222 received below the second heat exchanger 13 collects a certain amount of coolant, the second water pump 223 is started, circulating coolant enters the heat exchange tube 221 through the first three-way valve 224, heat dissipation and cooling are performed on the variable frequency control module 122, and then the circulating coolant enters the heat preservation water tank 211 to finish spraying and defrosting of the second heat exchanger 13 and finish cooling and heat dissipation of the variable frequency control module 122.
In summer, outdoor ambient temperature is higher, when needing to spray the cooling to second heat exchanger 13, cooling body 2 moves, and the recirculated cooling liquid in holding water box 211 is carried to sprayer 213 through first water pump 212, sprays second heat exchanger 13 through sprayer 213 to cooling to second heat exchanger 13, effectively reducing the condensation temperature of second heat exchanger 13, and then promote air conditioning unit's condensation capacity and efficiency. After the spraying is finished, at this time, the liquid recoverer 222 received below the second heat exchanger 13 collects a certain amount of cooling liquid, the second water pump 223 is started, so that the circulating cooling liquid enters the heat exchange pipe 221 through the first three-way valve 224 to cool the variable frequency control module 122, and then the cooling liquid enters the heat preservation water tank 211 to complete the spraying cooling of the second heat exchanger 13 and the cooling and heat dissipation of the variable frequency control module 122.
When the second heat exchanger 13 does not need to be cooled by spraying, the temperature of the variable frequency control module 122 does not exceed the set value T S The circulating cooling liquid in the heat preservation water tank 211 passesThe second water pump 223 is conveyed to the heat exchange tube 221, and is used for dissipating heat and cooling the variable frequency control module 122, and then the cooling liquid enters the heat preservation water tank 211.
The heat exchange tube 221 is arranged on the variable frequency control module 122, and heat generated by the variable frequency control module 122 is taken away through cooling liquid circulation to ensure that the temperature of the variable frequency control module is lower than a set value T S And then guaranteed compressor unit's normal operating, and reached and improved compressor unit life-span, simultaneously, can retrieve the heat that compressor unit spare produced to be used for spraying the defrosting to the second heat exchanger winter, effectively reduce the energy consumption of unit, it is more energy-conserving.
Further, the cooling mechanism 2 further includes a temperature detector, and the temperature of the cooling liquid in the hot water tank 211 is detected by the temperature detector. When the temperature of the coolant in the holding water tank 211 is higher than the set value T0, the cooling and heat dissipation of the frequency conversion control module are not facilitated, and at this time, the second three-way valve 225 is opened to transmit the cold in the holding water tank 211 to the user demand side. When the water level in the heat-insulating water tank 211 is low, water can be replenished through the water replenishing port 211 a.
Correspondingly, the embodiment of the application also discloses an air conditioner, which comprises the air conditioning unit.
The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (13)
1. An air conditioning assembly, comprising:
the temperature adjusting mechanism comprises a first heat exchanger, a compressor assembly and a second heat exchanger which are connected through pipelines;
the cooling mechanism is used for cooling the compressor assembly and performing spray defrosting or spray cooling on the second heat exchanger;
the cooling mechanism comprises a heat exchange tube, the heat exchange tube is arranged on the compressor assembly, and the compressor assembly is cooled through the heat exchange tube.
2. The air conditioning assembly according to claim 1, wherein the cooling mechanism further comprises a spray assembly for spray defrosting or spray cooling the second heat exchanger and a recovery assembly for recovering the sprayed cooling fluid, and the recovery assembly comprises the heat exchange pipe.
3. The air conditioning unit according to claim 2, wherein the spray assembly includes a holding water tank for storing the coolant, a first water pump, and a sprayer connected to the holding water tank via the first water pump and spraying the coolant to the second heat exchanger, the heat exchange pipe being in communication with the holding water tank.
4. The air conditioning unit as set forth in claim 3 wherein said recovery assembly further comprises a liquid recovery unit for collecting the coolant flowing through said second heat exchanger and a second water pump, said liquid recovery unit being in communication with the liquid inlet end of said heat exchange tube via said second water pump, the liquid outlet end of said heat exchange tube being in communication with said holding water tank.
5. The air conditioning assembly of claim 4, wherein the recovery assembly further comprises a first three-way valve, a first end of the first three-way valve being in communication with the liquid recovery device, a second end of the first three-way valve being in communication with the holding water tank, and a third end of the first three-way valve being in communication with the second water pump.
6. The air conditioning unit as set forth in claim 3, wherein the hot water tank is further provided with a water replenishment port and a water outlet port.
7. The air conditioning assembly of claim 6, wherein the temperature adjustment mechanism further comprises a third water pump, the recovery assembly further comprises a second three-way valve, the third water pump and the second three-way valve are respectively connected to the first heat exchanger, and a water outlet of the holding water tank is connected to the second three-way valve.
8. The air conditioning unit according to any one of claims 3 to 7, wherein the cooling mechanism further comprises a temperature detector for detecting the temperature of the cooling liquid in the hot water tank.
9. The air conditioning unit of claim 1, wherein the temperature regulating mechanism further comprises a four-way reversing valve, the output of the compressor assembly is in communication with a first port of the four-way reversing valve, a second port of the four-way reversing valve is in communication with the first heat exchanger, a third port of the four-way reversing valve is in communication with the second heat exchanger, and a fourth port of the four-way reversing valve is in communication with the input of the compressor assembly.
10. The air conditioning assembly as set forth in claim 1 wherein said temperature adjustment mechanism further includes a throttle valve disposed in a line between said first heat exchanger and said second heat exchanger.
11. The air conditioning assembly as set forth in claim 1, wherein said compressor assembly includes a compressor and an inverter control module, said heat exchange tube being disposed on said inverter control module for cooling said inverter control module.
12. The air conditioning assembly as set forth in claim 1 wherein said temperature adjustment mechanism further includes a gas-liquid separator in communication with an input of said compressor assembly.
13. An air conditioner including an air conditioning assembly as claimed in any one of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110455692.9A CN115247907A (en) | 2021-04-26 | 2021-04-26 | Air conditioning unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110455692.9A CN115247907A (en) | 2021-04-26 | 2021-04-26 | Air conditioning unit and air conditioner |
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| CN115247907A true CN115247907A (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110455692.9A Pending CN115247907A (en) | 2021-04-26 | 2021-04-26 | Air conditioning unit and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116221869A (en) * | 2023-02-24 | 2023-06-06 | 浙江中广电器集团股份有限公司 | A fin cooling method of heat pump chiller and hot water unit with EVI technology |
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2021
- 2021-04-26 CN CN202110455692.9A patent/CN115247907A/en active Pending
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