CN110617643B - Self-defrosting type energy-saving environment-friendly air conditioning unit - Google Patents
Self-defrosting type energy-saving environment-friendly air conditioning unit Download PDFInfo
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- CN110617643B CN110617643B CN201910927924.9A CN201910927924A CN110617643B CN 110617643 B CN110617643 B CN 110617643B CN 201910927924 A CN201910927924 A CN 201910927924A CN 110617643 B CN110617643 B CN 110617643B
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- heat exchanger
- defrosting
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- outlet pipe
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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
- 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
- F25B47/02—Defrosting cycles
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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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/021—Indoor unit or outdoor unit with auxiliary heat exchanger not forming part of the indoor or outdoor unit
- F25B2313/0211—Indoor unit or outdoor unit with auxiliary heat exchanger not forming part of the indoor or outdoor unit the auxiliary heat exchanger being only used during defrosting
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a self-defrosting energy-saving environment-friendly air conditioning unit, which comprises a compressor; a first heat exchanger and a second heat exchanger; the flow dividing device is connected with the compressor, is connected with the first heat exchanger through a first pipeline, and is connected with the second heat exchanger through a second pipeline; the throttling control module is used for throttling the gas refrigerant to obtain a low-temperature low-pressure gas-liquid two-phase refrigerant and comprises a first throttling part and a second throttling part which form a closed loop, and the first heat exchanger and the second heat exchanger are respectively connected with the throttling control module; and the defrosting module is used for conveying the high-temperature and high-pressure gas refrigerant discharged by the compressor to the second heat exchanger and defrosting the second heat exchanger. According to the invention, through the arrangement of the defrosting module, the unit can directly utilize the high-temperature and high-pressure gas discharged by the compressor to defrost the second heat exchanger, so that additional personnel are not required to carry out defrosting operation, the waste of heat energy is reduced, and the energy consumption is reduced.
Description
Technical Field
The invention belongs to the technical field, and particularly relates to a self-defrosting type energy-saving environment-friendly air conditioning unit.
Background
Air conditioning units typically have two modes, one mode being a cooling mode and one mode being a heating mode. However, the heat exchanger is prone to frost formation during long-term use. In this case, the heat exchanger needs to be defrosted by the heat source, so that the energy consumption is high and the heat energy waste is serious.
Disclosure of Invention
The invention provides a self-defrosting type energy-saving environment-friendly air conditioning unit which can reduce energy consumption during defrosting in order to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a self-defrosting type energy-saving environment-friendly air conditioning unit comprises
A compressor;
a first heat exchanger and a second heat exchanger;
the flow dividing device is connected with the compressor, is connected with the first heat exchanger through a first pipeline, and is connected with the second heat exchanger through a second pipeline;
the throttling control module is used for throttling the gas refrigerant to obtain a low-temperature low-pressure gas-liquid two-phase refrigerant and comprises a first throttling part and a second throttling part which form a closed loop, and the first heat exchanger and the second heat exchanger are respectively connected with the throttling control module;
and the defrosting module is used for conveying the high-temperature and high-pressure gas refrigerant discharged by the compressor to the second heat exchanger and defrosting the second heat exchanger.
According to the invention, through the arrangement of the defrosting module, the unit can directly utilize the high-temperature and high-pressure gas discharged by the compressor to defrost the second heat exchanger, so that additional personnel are not required to be arranged for defrosting, the waste of heat energy is reduced, and the energy consumption is reduced.
Further, the second heat exchanger is a finned heat exchanger; the heat exchange performance is good.
Furthermore, the defrosting module comprises a shunt pipeline for leading out high-temperature and high-pressure gas refrigerant discharged by the compressor from the main loop, an air inlet arranged on the second heat exchanger, an air outlet arranged on one side opposite to the air inlet, an air outlet pipe communicated with the air outlet, a liquid outlet arranged at the lower part of the second heat exchanger and a liquid outlet pipe connected with the liquid outlet, wherein the air outlet pipe is communicated with a refrigerant inlet of the second heat exchanger; under the structure, the refrigerant after the defrosting treatment of the second heat exchanger can continuously flow back to the refrigerant inlet of the second heat exchanger and then returns to the main loop again, so that the waste of the refrigerant is avoided, the loss of the refrigerant is reduced, and the refrigerant is not required to be supplemented frequently.
Further, the defrost module further comprises a condensing component for removing moisture from the gaseous refrigerant; the setting through condensation component can effectively get rid of the steam in the refrigerant of recycle, and then effectively avoids it to appear the condition that ice is stifled after retrieving the major loop, and then reduces the fault rate of unit, reduces the maintenance rate.
Furthermore, a noise reduction device for preventing water drops from directly dropping to the bottom of the second heat exchanger to generate impact sound is arranged in the second heat exchanger; in the defrosting process, water drops directly drop on the metal shell of the first heat exchanger to make a click sound, so that noise of the unit is avoided.
Furthermore, the noise reduction device comprises a stainless steel diversion trench obliquely arranged in the second heat exchanger and a water absorption sponge layer arranged in the diversion trench, a strip-shaped opening is arranged on the side wall of the low side of the diversion trench, the liquid outlet is arranged on the side wall of the second heat exchanger corresponding to the low side of the diversion trench, the gas outlet is arranged on the side wall of the second heat exchanger corresponding to the high side of the diversion trench, and the gas outlet is arranged below the diversion trench; water drops generated in the defrosting process directly drop on the water absorption sponge layer, so that a click sound is not generated, and the noise in the defrosting process of the unit is greatly reduced; secondly, the diversion trench is arranged, so that water on the water-absorbing sponge is collected in the diversion trench and does not flow out of the diversion trench, and the condition that water drops contact the bottom metal plate to generate click sound is further avoided; secondly, because the diversion trench is obliquely arranged, water in the water-absorbing sponge can flow to a lower part, is collected at the lower part of the diversion trench and is discharged outwards through the strip-shaped opening on the diversion trench; the gas outlet sets up in the guiding gutter lower part, and then can carry out the cooling treatment of certain degree again to the refrigerant through the sponge that absorbs water, and then required energy consumption when reducing the later stage with the refrigerant condensation for high-pressure liquid, more practice thrift the energy consumption.
Further, a liquid outlet is formed in the air outlet pipe, a liquid collecting piece at least partially made of rubber is arranged on the liquid outlet, and a one-way liquid outlet piece is arranged on the liquid collecting piece; when the liquid collecting piece is extruded by external force, the liquid in the liquid collecting piece can be discharged outwards through the one-way liquid outlet piece; when the external force disappears, the gas in the gas outlet pipe is supplemented into the liquid collecting piece, so that the liquid collecting piece is restored to the initial state; through the deformable matching of the one-way liquid outlet piece and the liquid collecting piece, when the liquid collecting piece is extruded by external force, liquid in the liquid collecting piece can be discharged outwards, but outside air cannot enter the liquid collecting piece; when the drainage of the liquid collecting bottle is completed and the external force disappears, the liquid collecting bottle can also supplement air in the air outlet pipe to restore to the initial state, so that the external air can not enter the air outlet pipe completely to pollute the refrigerant in the pipeline, and the normal operation of the drainage of the liquid collecting piece can be ensured.
Furthermore, at least part of the air outlet pipe is obliquely arranged, and the liquid outlet is arranged at the lower part of the oblique part of the air outlet pipe; condensed water drops or water drops can flow to the liquid opening along the inclined air outlet pipe, and then the liquid collecting part is guaranteed to well collect the liquid in the air outlet pipe.
Furthermore, the condensation part comprises a box body, a blowing piece arranged in the box body and a spiral inner wall arranged on the partial inner wall of the air outlet pipe, and the part of the air outlet pipe with the spiral inner wall penetrates through the box body; make gas refrigerant carry at the outlet duct and when passing through the box, can produce whirlwind in the outlet duct, and then make in the outlet duct through the box cooling and the steam that condenses into the water globule can condense into big water globule, and then guarantee that steam is got rid of more completely.
In summary, the invention has the following advantages: through the setting of defrosting module for the unit can directly utilize the discharged high temperature high-pressure gas of compressor to carry out the defrosting processing to the second heat exchanger, and then need not to set up in addition that the personnel carry out the defrosting operation, reduces the waste of heat energy, reduces the energy consumption.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second heat exchanger according to the first embodiment of the present invention.
Fig. 3 is a schematic view of the outlet tube and the condensing element in a first embodiment of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 6 is a schematic view of the outlet tube and the condensing element in a second embodiment of the present invention.
Fig. 7 is an enlarged view at B in fig. 6.
Fig. 8 is a schematic structural view of an oil separator according to a third embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Example 1
As shown in fig. 1 to 4, a self-defrosting type energy-saving and environment-friendly air conditioning unit having a summer cooling mode and a winter heating mode, includes a compressor 1, an oil separator 10, a gas-liquid separator 11, a first heat exchanger 21 and a second heat exchanger 22, a flow dividing device 3, a throttling control module, and a defrosting module; specifically, the first heat exchanger 21 is a water side heat exchanger directly purchased from the market, and the second heat exchanger 22 is a finned heat exchanger directly purchased from the market; the flow dividing device 3 is a commercially available four-way valve, one opening of the throttling device is connected with the air outlet of the compressor 1, the other opening is connected with the first heat exchanger 21 through a first pipeline 31, the other opening is connected with the second heat exchanger 22 through a second pipeline 32, and the last opening is connected with the defrosting module; the throttling control module comprises a first throttling part 4 and a second throttling part 5 which form a closed loop, the first heat exchanger 21 and the second heat exchanger 22 are respectively connected with the throttling control module, and the throttling control module is used for throttling the gas refrigerant to obtain a low-temperature low-pressure gas-liquid two-phase refrigerant; the defrosting module is used for conveying the high-temperature high-pressure gas refrigerant discharged by the compressor 1 to the second heat exchanger 22, defrosting the second heat exchanger 22, and further defrosting operation is performed without additionally arranging a power source, so that waste of heat energy is reduced, and energy consumption is reduced.
The oil separator 10 is connected with an air outlet of the compressor, and the gas-liquid separator 11 is connected with an air inlet of the compressor; the first throttling part includes a first dryer 41, a first throttle valve 42, and a first check valve 43, the second throttling part includes a second dryer 51, a second throttle valve 52, and a second check valve 53, and the first check valve 43 and the second check valve 53 have opposite flow directions.
Specifically, the defrosting module comprises a diversion pipeline 61, an air inlet 62, an air outlet 63, an air outlet pipe 64, an liquid outlet 65, a liquid outlet pipe 66 and a condensation component, wherein the air inlet 62 is arranged at the upper part of one side surface of the shell of the second heat exchanger, the air outlet 63 is arranged at the lower part of the side surface of the shell of the second heat exchanger opposite to the air inlet, and the liquid outlet 65 is arranged at the lower part of the side part of the shell of the second heat exchanger, which is provided with the air inlet; one end of the shunting pipeline 61 is communicated with the air outlet of the compressor, and the other end of the shunting pipeline is communicated with the air inlet, so that high-temperature and high-pressure gas refrigerant discharged by the compressor can be led out from the loop and input into a shell of the second heat exchanger, and defrosting treatment is carried out on fins in the shell; one end of the gas outlet pipe 64 is communicated with the gas outlet, and the other end of the gas outlet pipe is communicated with a refrigerant inlet of the second heat exchanger, so that the refrigerant is repeatedly conveyed back to the main loop, and the waste of the refrigerant is avoided; the liquid outlet pipe 66 is connected with the liquid outlet 65, and a valve is arranged on the liquid outlet 65.
The condensation component comprises a box body 91, a blowing piece 92 arranged in the box body and a spiral inner wall 93 arranged on the partial inner wall of the air outlet pipe, specifically, the part of the air outlet pipe with the spiral inner wall 93 is arranged in the box body 91 in a penetrating way, the blowing piece 92 is arranged in the box body in an up-down opposite way, and then the part of the air outlet pipe arranged in the box body in a penetrating way can be cooled, so that the temperature of the air outlet pipe is reduced to be below the dew point temperature, and then water vapor in the air outlet pipe is condensed into water drops, thereby achieving the effect of removing the water vapor in the refrigerant and avoiding the occurrence of; and the spiral inner wall can enable the gas refrigerant to generate cyclone in the gas outlet pipe, so that water vapor condensed into small water drops in the gas outlet pipe through the box body is cooled and can be condensed into large water drops, and the water vapor is completely removed.
The air outlet pipe 64 is arranged in an inclined manner, preferably, the pipe body of the air outlet pipe penetrating out of the box body is arranged in a partially inclined manner; the outlet pipe 64 is provided with a liquid outlet 641, and the liquid outlet 641 is arranged at the lower part of the inclined part of the outlet pipe, so that the water left along the inclination can be discharged through the liquid outlet; the liquid outlet 641 is provided with a liquid collecting part 8, the liquid collecting part 8 is specifically a bottle, and a bottle opening 82 of the bottle is in threaded fit with the liquid outlet; the side wall of the bottle body 83 of the bottle is made of rubber, and can deform under the action of external force; the bottom 84 of the bottle is made of plastic and is provided with an opening, a one-way liquid outlet member 81 is arranged in the opening, and the one-way liquid outlet member 81 is preferably a one-way duckbill valve directly bought in the market, so that the liquid in the liquid collecting member can be discharged outwards, but the outside air cannot enter the liquid collecting member; through the deformable matching of the one-way liquid outlet piece and the liquid collecting piece, when the liquid collecting piece is extruded by external force, liquid in the liquid collecting piece can be discharged outwards through the one-way liquid outlet piece 81, but outside air cannot enter the liquid collecting piece; when the drainage of the liquid collecting bottle is completed and the external force disappears, the liquid collecting bottle can also supplement air in the air outlet pipe to restore to the initial state, so that the external air can not enter the air outlet pipe completely to pollute the refrigerant in the pipeline, and the normal operation of the drainage of the liquid collecting piece can be ensured.
Specifically, the noise reduction device comprises a stainless steel diversion trench 71 obliquely arranged in the second heat exchanger shell and a water absorption sponge layer 72 arranged in the diversion trench, wherein the water absorption sponge layer is sponge directly purchased from the market, and the structure is not repeated; a strip-shaped opening 711 is arranged on the side wall of the lower side of the flow guide groove 71, and water in the water-absorbing sponge can flow to the lower part, is collected at the lower part of the flow guide groove and is discharged outwards through the strip-shaped opening on the flow guide groove; water drops generated in the defrosting process directly drop on the water absorption sponge layer, so that a click sound is not generated, and the noise in the defrosting process of the unit is greatly reduced; secondly, set up the guiding gutter for water on the sponge that absorbs water is all collected in the guiding gutter, can outwards not flow out the guiding gutter, further avoids the water droplet to contact bottom metal sheet and the condition of the sound of ticking appears.
Further, the liquid outlet 65 is arranged on the side wall of the second heat exchanger corresponding to the low side of the diversion trench 71, the gas outlet 63 is arranged on the side wall of the second heat exchanger corresponding to the high side of the diversion trench 71, and the gas outlet 63 is arranged at the position below the diversion trench 71, so that the refrigerant can be cooled to a certain degree through the water-absorbing sponge, the energy consumption required when the refrigerant is condensed into high-pressure liquid in the later stage is reduced, and the energy consumption is further saved.
Example 2
As shown in fig. 5 to 7, the present embodiment differs from embodiment 1 in that: the defrost module may return refrigerant to the second heat exchanger 22 after the process is completed; the unit further comprises a purification module matched with the defrosting module, and the purification module is used for purifying the refrigerant returned to the second heat exchanger 22; specifically, the purification module comprises a purification chamber 301, a filtration and adsorption piece 302 arranged in the purification chamber, and a positioning structure arranged on the purification chamber and matched with the filtration and adsorption piece 302; the filtering and adsorbing member 302 is activated carbon filter cotton directly purchased from the market, and the positioning structure includes a positioning groove 303, a socket 304 and a cover plate 305; the positioning groove 303 is a U-shaped groove formed in the inner wall of the purification chamber 301, the insertion port 304 is a strip-shaped opening formed in the upper portion of the purification chamber and communicated with the positioning groove, and the filtering and adsorbing member 302 can be inserted into the purification chamber through the insertion port 304; the cover plate 305 is made of metal, and one end of the cover plate is hinged to the inner wall of the plug interface 304 through a rotating shaft, so that the cover plate 305 can be turned over relative to the plug interface to open and close the plug interface.
Preferably, a dehumidifying part 306 is further arranged in the purifying chamber 301, the dehumidifying part is sponge directly purchased from the market, and a limiting part matched with the dehumidifying part 306 is arranged on the purifying chamber 301; the limiting component comprises a limiting groove 307, a strip-shaped opening 308 and an end cover 309, the limiting groove 307 is a U-shaped groove formed in the inner wall of the purification chamber, the strip-shaped opening 308 is formed in the upper portion of the purification chamber and communicated with the limiting groove, and an adsorption piece can be inserted into the purification chamber through the strip-shaped opening 308; the end cover 309 is made of metal, and one end of the end cover 309 is hinged to the inner wall of the strip-shaped opening 308 through a rotating shaft, so that the end cover 309 can be turned over up and down relative to the strip-shaped opening 308 to open or close the strip-shaped opening 308.
Example 3
As shown in fig. 8, the difference between this embodiment and embodiment 1 is that: the oil separator 10 is connected with an air outlet of the compressor and is used for separating oil in the high-temperature and high-pressure gas refrigerant; specifically, the oil separator 10 includes a separator case 101 made of metal, an air inlet pipe 102, an air outlet pipe 103, a liquid outlet pipe 104, an oil throwing member 105, a first filter screen 106 and a second filter screen 107, the air inlet pipe 102 is connected to the upper portion of the side portion of the separator case, the air outlet pipe 103 is arranged on the upper portion of the separator case, the air inlet pipe 102 is connected to the air outlet of the compressor 1, and the air outlet pipe 103 is connected to the flow dividing device 3; the liquid outlet pipe 104 is arranged at the lower part of the separator shell; the first filter screen 106 is arranged in the separator shell 101 at a position corresponding to the upper part of the air inlet pipe, the second filter screen 107 is arranged in the separator shell 101 at a position corresponding to the upper part of the liquid outlet pipe, and the first filter screen 106 and the second filter screen 107 are metal filter screens purchased from the market, so that the details are not repeated.
The oil throwing piece 105 is used for enabling oil in the air outlet pipe to flow back into the separator shell, specifically, the oil throwing piece 105 is an oil throwing pipe made of metal and arranged in the separator shell, one end of the oil throwing piece 105 is connected with the air outlet pipe 103, and the other end of the oil throwing piece 105 extends to a position close to the bottom of the separator shell 101.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments of the power source that can be obtained by the ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
Claims (3)
1. A self-defrosting type energy-saving environment-friendly air conditioning unit has a refrigeration mode and a heating mode and comprises a compressor (1);
a first heat exchanger (21) and a second heat exchanger (22);
the flow dividing device (3) is connected with the compressor (1), is connected with the first heat exchanger (21) through a first pipeline (31), and is connected with the second heat exchanger (22) through a second pipeline (32);
the throttling control module is used for throttling gas refrigerant to obtain low-temperature low-pressure gas-liquid two-phase refrigerant and comprises a first throttling part (4) and a second throttling part (5) which form a closed loop, and the first heat exchanger (21) and the second heat exchanger (22) are respectively connected with the throttling control module;
the defrosting module is used for conveying the high-temperature high-pressure gas refrigerant discharged by the compressor (1) to the second heat exchanger (22) and defrosting the second heat exchanger (22), and is characterized in that:
the defrosting module comprises a main loop, a second heat exchanger (22), a defrosting module, a condensing part and a noise reduction device, wherein the second heat exchanger (22) is a fin type heat exchanger, the defrosting module comprises a flow dividing pipeline (61) for leading out high-temperature and high-pressure gas refrigerant discharged by a compressor from the main loop, an air inlet (62) arranged on the second heat exchanger, an air outlet (63) arranged on one side opposite to the air inlet, an air outlet pipe (64) communicated with the air outlet, a liquid outlet (65) arranged at the lower part of the second heat exchanger and a liquid outlet pipe (66) connected with the liquid outlet, the air outlet pipe (64) is communicated with a refrigerant inlet of the second heat exchanger (22), the defrosting module also comprises the condensing part for removing water vapor in the gas refrigerant, and the noise reduction device is arranged in the second heat exchanger (22;
the noise reduction device comprises a stainless steel diversion trench (71) obliquely arranged in the second heat exchanger and a water absorption sponge layer (72) arranged in the diversion trench, a strip-shaped opening (711) is arranged on the side wall of the lower side of the diversion trench (71), the liquid outlet (65) is arranged on the side wall of the second heat exchanger corresponding to the lower side of the diversion trench (71), the gas outlet (63) is arranged on the side wall of the second heat exchanger corresponding to the high side of the diversion trench (71), and the gas outlet (63) is arranged below the diversion trench (71);
the condensation component comprises a box body (91), a blowing piece (92) arranged in the box body and a spiral inner wall (93) arranged on the partial inner wall of the air outlet pipe, wherein the part of the air outlet pipe with the spiral inner wall (93) penetrates through the box body (91).
2. The self-defrosting type energy saving and environmental friendly air conditioning unit according to claim 1, wherein: a liquid outlet (641) is arranged on the gas outlet pipe (64), a liquid collecting piece (8) at least partially made of rubber is arranged on the liquid outlet (641), and a one-way liquid outlet piece (81) is arranged on the liquid collecting piece (8); when the liquid collecting piece (8) is squeezed by external force, the liquid in the liquid collecting piece (8) can be discharged outwards through the one-way liquid outlet piece (81); when the external force disappears, the gas in the gas outlet pipe (64) supplements the liquid collecting piece (8), so that the liquid collecting piece (8) is restored to the initial state.
3. The self-defrosting type energy saving and environmental friendly air conditioning unit according to claim 2, wherein: at least part of the air outlet pipe (64) is obliquely arranged, and the liquid outlet (641) is arranged at the lower part of the oblique part of the air outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910927924.9A CN110617643B (en) | 2018-07-08 | 2018-07-08 | Self-defrosting type energy-saving environment-friendly air conditioning unit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910927924.9A CN110617643B (en) | 2018-07-08 | 2018-07-08 | Self-defrosting type energy-saving environment-friendly air conditioning unit |
| CN201810741072.XA CN108775726B (en) | 2018-07-08 | 2018-07-08 | A kind of energy-saving type air conditioner unit |
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| CN201810741072.XA Division CN108775726B (en) | 2018-07-08 | 2018-07-08 | A kind of energy-saving type air conditioner unit |
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| CN110617643A CN110617643A (en) | 2019-12-27 |
| CN110617643B true CN110617643B (en) | 2020-08-25 |
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| CN201910927924.9A Active CN110617643B (en) | 2018-07-08 | 2018-07-08 | Self-defrosting type energy-saving environment-friendly air conditioning unit |
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| KR20050102525A (en) * | 2004-04-22 | 2005-10-26 | 엘지전자 주식회사 | Heat-pump type airconditioner |
| KR20110084047A (en) * | 2010-01-15 | 2011-07-21 | 엘지전자 주식회사 | A refrigerant system |
| EP3040635A1 (en) * | 2013-11-25 | 2016-07-06 | Samsung Electronics Co., Ltd. | Air conditioner |
| CN104089427A (en) * | 2014-06-24 | 2014-10-08 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
| CN105299952A (en) * | 2015-04-17 | 2016-02-03 | 上海非远空气净化设备有限公司 | Air conditioner purification and dehumidification multifunctional unit and application method |
| CN106802025A (en) * | 2015-11-26 | 2017-06-06 | 陈则韶 | Family's heat pump heating air conditioning hot dehumidifying combined system |
| CN206113444U (en) * | 2016-09-29 | 2017-04-19 | 四川蜀冷冷暖设备有限公司 | Heat pump divides fluidization frost system |
| CN107631513A (en) * | 2017-09-20 | 2018-01-26 | 珠海格力电器股份有限公司 | Heat pump system and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108775726A (en) | 2018-11-09 |
| CN108775726B (en) | 2019-10-15 |
| CN110617643A (en) | 2019-12-27 |
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Effective date of registration: 20221209 Address after: 570100 incubation building b-607-1, National University Science Park, Hainan Normal University, Haitao Avenue, Jiangdong new area, Haikou City, Hainan Province Patentee after: Hainan Jieneng Technology Co.,Ltd. Address before: 311,100 Xianlin Shengshi Jiayuan Shengliyuan 8-102, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Zhang Chenhao |
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