CN219713517U - Dual heat recovery type cabinet air conditioner with heat pipes - Google Patents
Dual heat recovery type cabinet air conditioner with heat pipes Download PDFInfo
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- CN219713517U CN219713517U CN202320542132.1U CN202320542132U CN219713517U CN 219713517 U CN219713517 U CN 219713517U CN 202320542132 U CN202320542132 U CN 202320542132U CN 219713517 U CN219713517 U CN 219713517U
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- 238000011084 recovery Methods 0.000 title claims abstract description 27
- 230000009977 dual effect Effects 0.000 title claims description 5
- 239000003507 refrigerant Substances 0.000 claims abstract description 64
- 230000001105 regulatory effect Effects 0.000 claims abstract description 29
- 238000009833 condensation Methods 0.000 claims abstract description 27
- 230000005494 condensation Effects 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000005057 refrigeration Methods 0.000 claims abstract description 24
- 230000006835 compression Effects 0.000 claims abstract description 22
- 238000007906 compression Methods 0.000 claims abstract description 22
- 238000009423 ventilation Methods 0.000 claims description 21
- 238000005192 partition Methods 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 238000007791 dehumidification Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000004378 air conditioning Methods 0.000 description 8
- 238000003303 reheating Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 238000010792 warming Methods 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model discloses a double heat recovery type cabinet air conditioner with a heat pipe, which relates to the field of refrigeration air conditioners and comprises a host machine and an outdoor condensing unit. The host comprises an indoor condensation heat exchanger, a heat pipe condenser, an evaporator, a first on-off valve, a throttling device, a second on-off valve, a heat pipe evaporator, a gas-liquid separator and a compressor; the outdoor condensing unit comprises an outdoor condensing heat exchanger and a refrigerant flow regulating valve. The heat pipe heat recovery is adopted to pre-cool the air, meanwhile, the heat pipe heat recovery and the condensation heat recovery mode of the compression refrigeration system are adopted to reheat the cooled and dehumidified air, and the first and second break valves and the refrigerant flow regulating valve are used to control the refrigerant flow of the indoor condensation heat exchanger, so that the reheat capacity is regulated. The system realizes the functions of reducing the energy consumption of a compression refrigeration system and flexibly adjusting the reheat quantity in the cooling dehumidification reheat unit so as to meet different requirements, and aims to solve the problems of reheat power consumption and incapability of adjusting reheat quantity in the prior art.
Description
Technical Field
The utility model relates to the field of refrigeration air conditioners, in particular to a double heat recovery type cabinet air conditioner with a heat pipe.
Background
The energy consumption of the air conditioning unit cannot be ignored in the building energy consumption, and how to reduce the energy consumption of the air conditioning unit is more and more focused in the current low-carbon development time background. In application scenes such as museums, pharmaceutical workshops, electronic factories, machine rooms and the like, constant temperature and humidity type air conditioners are often adopted for cooling and dehumidifying, and meanwhile, the temperature and the humidity of the internal environment are guaranteed. In the prior art, a surface cooler is generally used for cooling and dehumidifying, moisture in air is removed by creating a lower evaporation temperature, but the temperature of the air is reduced, a larger refrigeration effect is generated, the requirement of the environment for refrigeration is far exceeded, and measures such as electric heating are added at the rear part of the surface cooler to rewire the air, so that the temperature requirement is met.
Unnecessary energy waste is caused in the cooling, dehumidifying and heating and re-warming processes, so that the method of replacing the electric heating and re-warming by adopting a condensation heat recovery method of a compression refrigerating system and the energy recovery by adopting a heat pipe precooling and re-warming mode are emerging, and the energy consumption of an air conditioning unit is further reduced. Chinese patent CN209147292U discloses an air conditioning unit and adjustable heat pipe device thereof, has adopted adjustable heat pipe device to realize heat recovery, avoids the air conditioning unit to dehumidify the new trend and cool down the back reheat in-process energy waste. Chinese patent CN106440748A discloses a heat pump drying device, and adopts a heat recovery of a heat pipe and a way of dehumidifying an evaporator and reheating a condenser of a compression system. However, the above method is applied to a constant temperature and humidity air conditioning unit, and has one of the following defects: 1. the heat recovery capability of the heat pipe, namely the heating and rewarming capability is limited, and the problem of insufficient rewarming capability exists only by adopting the mode; 2. the condensing heat heating and re-warming heating capacity is too large by adopting a compression system, and meanwhile, the pre-cooling process of a heat pipe mode cannot be realized, so that the energy-saving effect is limited; 3. the problem that the reheating by adopting the heat recovery heating can not be flexibly controlled in a mode of electric heating reheating exists.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the double heat recovery type cabinet air conditioner with the heat pipe, adopts a heat pipe heat recovery and condensation heat recovery mode of a compression refrigeration system, uses the heat pipe system which is not driven by electricity to pre-cool and reheat, bears part of refrigeration capacity and reheat, and reduces the electric energy consumption of the compression refrigeration system; and meanwhile, the condensed waste heat discharged to the outside by the condenser of the compression refrigeration system is recycled to further provide reheat so as to meet the requirements of different reheat.
The utility model aims at being completed by the following technical scheme: the double heat recovery type cabinet air conditioner with heat pipe includes
The indoor main machine comprises a shell, wherein the inside of the shell is divided into an air inlet cavity, a heat exchange cavity and an air supply cavity which are communicated in sequence through a partition plate, so that the main machine is arranged vertically, an air inlet is formed in the shell of the air inlet cavity, and a gas-liquid separator and a compressor which are communicated through pipelines are arranged in the air inlet cavity; an air supply port is formed in the shell of the air supply cavity, and air is supplied to the room through an indoor air supply fan arranged in the air supply cavity; the evaporator, the heat pipe condenser and the indoor condensation heat exchanger are sequentially arranged in the heat exchange cavity along the air flow direction;
the outdoor condensing unit is arranged outdoors and comprises an outdoor condensing heat exchanger and a refrigerant flow regulating valve, one end of the outdoor condensing heat exchanger is connected to the compressor through a pipeline, a branch is further arranged on the pipeline and connected to the indoor condensing heat exchanger, the refrigerant flow regulating valve is arranged on the branch, the other end of the outdoor condensing heat exchanger is connected with a throttling device arranged in the heat exchange cavity through a pipeline, and the other end of the throttling device is connected with the evaporator;
the first on-off valve is selectively opened, one end of the first on-off valve is connected to a connecting pipeline between the outdoor condensing heat exchanger and the throttling device, and the other end of the first on-off valve is connected with the indoor condensing heat exchanger; and
one end of the second on-off valve is connected to the indoor condensing heat exchanger, and the other end of the second on-off valve is connected with the gas-liquid separator;
the first on-off valve, the second on-off valve and the refrigerant flow regulating valve are used for regulating the refrigerant flow in the indoor condensation heat exchanger.
As a further technical scheme, after flowing out from the compressor, the refrigerant flows through the outdoor condensation heat exchanger, the throttling device, the evaporator and the gas-liquid separator in sequence and then flows back to the compressor to form a first compression refrigeration cycle.
As a further technical scheme, the refrigerant also flows through the refrigerant flow regulating valve, the indoor condensation heat exchanger, the first on-off valve, the throttling device, the evaporator and the gas-liquid separator in sequence through the branch circuit and then flows back to the compressor to form a second compression refrigeration cycle.
As a further technical scheme, the second compression refrigeration cycle is further provided with a branch, and the refrigerant flows out of the indoor condensation heat exchanger, passes through the branch, sequentially flows through the second on-off valve and the gas-liquid separator, and then flows back to the compressor.
As a further technical scheme, a heat pipe evaporator is further arranged in the air inlet cavity, so that the heat pipe condenser is arranged on the upper layer of the heat pipe evaporator, and two ends of the heat pipe condenser are correspondingly communicated with two ends of the heat pipe evaporator to form heat pipe circulation.
As a further technical scheme, a first ventilation hole is formed in the partition plate between the air inlet cavity and the heat exchange cavity, and a second ventilation hole is formed in the partition plate between the heat exchange cavity and the air supply cavity.
As a further technical scheme, the evaporator, the heat pipe condenser and the indoor condensing heat exchanger are tightly attached together, have the same ventilation area and are obliquely arranged between the first ventilation holes and the second ventilation holes.
As a further technical scheme, an outdoor heat dissipation fan is arranged on the outdoor condensation heat exchanger, the outdoor heat dissipation fan is a variable frequency fan, the first on-off valve and the second on-off valve are electromagnetic valves or electric ball valves, the throttling device is an electronic expansion valve or a thermal expansion valve, the compressor is a scroll compressor or a screw compressor, and the refrigerant flow regulating valve is an electric ball valve; the indoor condensation heat exchanger, the heat pipe condenser, the evaporator, the heat pipe evaporator and the outdoor condensation heat exchanger are fin type heat exchangers or micro-channel heat exchangers.
The beneficial effects of the utility model are as follows:
1. the main machine is vertically arranged, and the evaporator, the heat pipe condenser and the indoor condensing heat exchanger are tightly attached together, so that the internal structure of the main machine is compact, and the occupied space is small;
2. the heat pipe condenser is arranged in the heat exchange cavity, and the heat pipe precooling can take away part of the heat development of the air and bear part of the cold load, so that the refrigeration capacity born by the compression system is reduced, and the energy consumption and the equipment cost are reduced;
3. the first on-off valve and the second on-off valve are selectively opened, and the refrigerant flow regulating valve and the outdoor variable frequency fan are used for realizing flexible control;
4. the double heat recovery mode is adopted, so that the energy-saving benefit is remarkable.
Drawings
Fig. 1 is a schematic structural diagram of a spatial arrangement in a host according to the present utility model.
FIG. 2 is a schematic diagram of the connection structure of each pipeline in the present utility model.
Reference numerals illustrate: the outdoor condensing heat exchanger 1, the outdoor heat radiation fan 2, the indoor blower 3, the indoor condensing heat exchanger 4, the heat pipe condenser 5, the evaporator 6, the first on-off valve 7, the throttling device 8, the second on-off valve 9, the electric cabinet 10, the heat pipe evaporator 11, the gas-liquid separator 12, the compressor 13, the refrigerant flow regulating valve 14, the shell 101, the first ventilation hole 102, the air inlet 103, the second ventilation hole 104, the air supply hole 105, the partition plate 106, the air inlet cavity 107, the heat exchange cavity 108 and the air supply cavity 109.
Detailed Description
The utility model will be described in detail below with reference to the attached drawings:
examples: as shown in fig. 1 and 2, the dual heat recovery type cabinet air conditioner with heat pipes comprises a host computer arranged indoors, and comprises an outdoor condensation heat exchanger 1, an outdoor heat dissipation fan 2, an indoor blower 3, an indoor condensation heat exchanger 4, a heat pipe condenser 5, an evaporator 6, a first on-off valve 7, a throttling device 8, a second on-off valve 9, an electric cabinet 10, a heat pipe evaporator 11, a gas-liquid separator 12, a compressor 13, a refrigerant flow regulating valve 14, a shell 101, a first ventilation hole 102, an air inlet 103, a second ventilation hole 104, an air supply opening 105, a partition plate 106, an air inlet cavity 107, a heat exchange cavity 108, an air supply cavity 109, the host computer and an outdoor condensation unit.
As shown in fig. 1, the host is arranged indoors, a casing 101 is arranged outside the host, two partition boards 106 are arranged in the casing 101, the inner cavity of the casing 101 is partitioned into an air inlet cavity 107, a heat exchange cavity 108 and an air supply cavity 109 which are communicated in sequence, a first ventilation hole 102 is formed in the partition board 106 between the air inlet cavity 107 and the heat exchange cavity 108, and a second ventilation hole 104 is formed in the partition board 106 between the heat exchange cavity 108 and the air supply cavity 109, so that the host is vertically arranged (namely vertically arranged). An air inlet 103 is formed in a shell 101 of an air inlet cavity 107, and a gas-liquid separator 12 and a compressor 13 are arranged in the air inlet cavity 107 and are communicated through a pipeline. An air outlet 105 is provided in the housing 101 of the air chamber 109, and air is blown into the room by an indoor blower 3 provided in the air chamber 109.
Referring to fig. 2, the evaporator 6, the heat pipe condenser 5 and the indoor condensing heat exchanger 4 are sequentially arranged in the heat exchange cavity 108 along the air flow direction, are sequentially clung together, have the same ventilation area, and are obliquely arranged between the first ventilation hole 102 and the second ventilation hole 104. The heat exchange cavity 108 is also internally provided with a first on-off valve 7, a throttling device 8 and a second on-off valve 9. The indoor air sequentially passes through the air inlet 103, the first ventilation hole 102, the second ventilation hole 104 and the air supply opening 105, and is conveyed back to the room by the indoor blower 3 in the heat exchange cavity 108 through the evaporator 6, the heat pipe condenser 5 and the indoor condensation heat exchanger 4 to realize the cooling, dehumidification and reheating process.
The outdoor condensing unit is arranged outdoors and comprises an outdoor condensing heat exchanger 1, a refrigerant flow regulating valve 14 and an outdoor heat radiation fan 2 arranged on the outdoor condensing heat exchanger 1. The upper end of the outdoor condensing heat exchanger 1 is connected to the compressor 13 through a pipeline, and meanwhile, a branch is also arranged on the pipeline and connected to the upper end of the indoor condensing heat exchanger 4, and a refrigerant flow regulating valve 14 is arranged on the branch. The lower end of the outdoor condensing heat exchanger 1 is connected with the left end of the throttling device 8 through a pipeline, and the right end of the throttling device 8 is connected with the upper end of the evaporator 6.
The upper end of the first on-off valve 7 is connected to a connecting pipeline between the outdoor condensing heat exchanger 1 and the throttling device 8, and the lower end of the first on-off valve 7 is connected with the lower end of the indoor condensing heat exchanger 4. The left end of the second on-off valve 9 is connected to the indoor condensing heat exchanger 4, and the right end of the second on-off valve 9 is connected with the gas-liquid separator 12. Further, the first on-off valve 7 and the second on-off valve 9 can be selectively opened, and the opening degree of the refrigerant flow regulating valve 14 can be selectively controlled, so as to regulate the refrigerant flow in the indoor condensing heat exchanger 4.
Further, the air conditioning system comprises an independent heat pipe circulation, the heat pipe evaporator 11 is arranged in the air inlet cavity 107, the heat pipe condenser 5 is arranged on the upper layer of the heat pipe evaporator 11, and two ends of the heat pipe condenser 5 are correspondingly communicated with two ends of the heat pipe evaporator 11 to form the heat pipe circulation. Preferably, the heat pipe cycle comprises one or more refrigerant flow paths, the refrigerant inlet of each flow path of the heat pipe condenser 5 being located at a higher relative position than the refrigerant outlet, the refrigerant outlet of each flow path of the heat pipe evaporator 11 also being located at a higher relative position than the refrigerant inlet. The refrigerant inlet/outlet of the heat pipe condenser 5 is connected to the refrigerant outlet/inlet of the heat pipe evaporator 11, respectively. When the system is running: the refrigerant liquid in the heat pipe evaporator 11 absorbs heat from indoor air, cools the indoor air, forms refrigerant vapor to enter the heat pipe condenser 5, exchanges heat with cold air cooled by the evaporator 6, enables the air to be preliminarily reheated, and the refrigerant vapor is condensed into liquid to return to the heat pipe evaporator 11, so that heat pipe circulation is completed.
Further, the air conditioning system includes two compression refrigeration cycles, i.e., a first compression refrigeration cycle and a second compression refrigeration cycle, which are independent of each other. After flowing out from the compressor 13, the refrigerant flows through the outdoor condensation heat exchanger 1, the throttling device 8, the evaporator 6 and the gas-liquid separator 12 in sequence, and then flows back to the compressor 13 to form a first compression refrigeration cycle. After the refrigerant flows out of the compressor 13, the refrigerant flows through the refrigerant flow regulating valve 14, the indoor condensing heat exchanger 4, the first on-off valve 7, the throttling device 8, the evaporator 6 and the gas-liquid separator 12 in sequence through the branch (namely, the branch provided with the refrigerant flow regulating valve 14) and then flows back to the compressor 13 to form a second compression refrigeration cycle. The second compression refrigeration cycle is further provided with a branch through which the refrigerant flows out of the indoor condensing heat exchanger 4, sequentially through the second on-off valve 9, the gas-liquid separator 12, and then back to the compressor 13. During operation of the system, low temperature and low pressure refrigerant gas flows through the compressor 13 to form high temperature and high pressure refrigerant gas. Then, a part of the air flows through the outdoor condenser 1 to exchange heat with the outdoor air to be condensed into high-pressure medium-temperature refrigerant liquid, the other part of the air flows through the refrigerant flow regulating valve 14 to enter the indoor condensing heat exchanger 4, the air reheated by the heat pipe condenser 6 is cooled into high-pressure medium-temperature refrigerant liquid, then the refrigerant liquid flows through the throttling device 8 to form low-pressure low-temperature refrigerant vapor, the low-pressure low-temperature refrigerant vapor enters the evaporator 6 to exchange heat with the air precooled by the heat pipe evaporator 11, the heat of the air is absorbed to cool and dehumidify the air, and the refrigerant vapor is converted into low-temperature low-pressure refrigerant gas to enter the compressor 13 again to complete the circulation.
Preferably, an outdoor heat dissipation fan 2 is arranged on the outdoor condensation heat exchanger 1, the outdoor heat dissipation fan 2 is a variable frequency fan, the first on-off valve 7 and the second on-off valve 9 are electromagnetic valves or electric ball valves, the throttling device 8 is an electronic expansion valve or a thermal expansion valve, the compressor 13 is a scroll compressor or a screw compressor, and the refrigerant flow regulating valve 14 is an electric ball valve; the indoor condensation heat exchanger 4, the heat pipe condenser 5, the evaporator 6, the heat pipe evaporator 11 and the outdoor condensation heat exchanger 1 are fin type heat exchangers or micro-channel heat exchangers.
The working process of the utility model comprises the following steps: when the air conditioner works, three operation modes are provided to meet the requirements of different reheat:
(1) In the maximum reheating mode, the outdoor cooling fan 2 operates at a set minimum rotation speed, the refrigerant flow regulating valve 14 is opened at a set maximum opening, the first on-off valve 7 is opened, the second on-off valve 9 is closed, at the moment, the flow of the refrigerant flowing through the indoor condensing heat exchanger 4 reaches a preset maximum value, the heat exchange quantity is maximum, and the heating capacity of the refrigerant to air is maximum;
(2) In the minimum reheating mode, the outdoor cooling fan 2 operates at a set maximum rotation speed, the refrigerant flow regulating valve 14 is closed, no refrigerant flows into the indoor condensing heat exchanger 4 at the moment and does not participate in the air reheating process, and only the heat pipe circulation is used for providing reheating, meanwhile, the first on-off valve 7 is closed, and the second on-off valve 9 is closed after being opened for a period of time, so that the liquid refrigerant in the indoor condensing heat exchanger 4 returns to the gas-liquid separator 12, and the phenomenon that the refrigerant in the indoor condensing heat exchanger 4 accumulates in the mode to cause the insufficient circulation quantity of the refrigerant in the compression refrigeration system is prevented;
(3) In the reheat adjustable mode, according to a given control scheme, the rotation speed of the outdoor heat radiation fan 2 and the opening degree of the refrigerant flow regulating valve 14 are flexibly regulated, meanwhile, the second on-off valve 9 is closed, and the first on-off valve 7 is opened, so that the reheat amount of the indoor condensing heat exchanger 4 is at a set value.
It should be understood that equivalents and modifications to the technical scheme and the inventive concept of the present utility model should fall within the scope of the claims appended hereto.
Claims (8)
1. The utility model provides a take dual heat recovery formula cabinet air conditioner of heat pipe which characterized in that: comprising
The indoor host comprises a shell (101), wherein the interior of the shell (101) is divided into an air inlet cavity (107), a heat exchange cavity (108) and an air supply cavity (109) which are communicated in sequence through a partition plate (106), the host is arranged vertically, an air inlet (103) is formed in the shell (101) of the air inlet cavity (107), and a gas-liquid separator (12) and a compressor (13) which are communicated through pipelines are arranged in the air inlet cavity (107); an air supply port (105) is formed in a casing (101) of the air supply cavity (109), and air is supplied to the room through an indoor air supply fan (3) arranged in the air supply cavity (109); an evaporator (6), a heat pipe condenser (5) and an indoor condensing heat exchanger (4) are sequentially arranged in the heat exchange cavity (108) along the air flow direction;
the outdoor condensing unit is arranged outdoors and comprises an outdoor condensing heat exchanger (1) and a refrigerant flow regulating valve (14), one end of the outdoor condensing heat exchanger (1) is connected to a compressor (13) through a pipeline, a branch is further arranged on the pipeline and connected to the indoor condensing heat exchanger (4), the refrigerant flow regulating valve (14) is arranged on the branch, the other end of the outdoor condensing heat exchanger (1) is connected with a throttling device (8) arranged in a heat exchange cavity (108) through a pipeline, and the other end of the throttling device (8) is connected with an evaporator (6);
the first on-off valve (7) is selectively opened, one end of the first on-off valve (7) is connected to a connecting pipeline between the outdoor condensing heat exchanger (1) and the throttling device (8), and the other end of the first on-off valve (7) is connected with the indoor condensing heat exchanger (4); and
the second on-off valve (9) is selectively opened, one end of the second on-off valve (9) is connected to the indoor condensation heat exchanger (4), and the other end of the second on-off valve (9) is connected with the gas-liquid separator (12);
the first on-off valve (7), the second on-off valve (9) and the refrigerant flow regulating valve (14) are used for regulating the refrigerant flow in the indoor condensing heat exchanger (4).
2. The double heat recovery type cabinet air conditioner with a heat pipe according to claim 1, wherein: after flowing out from the compressor (13), the refrigerant flows through the outdoor condensing heat exchanger (1), the throttling device (8), the evaporator (6) and the gas-liquid separator (12) in sequence and then flows back to the compressor (13) to form a first compression refrigeration cycle.
3. The double heat recovery type cabinet air conditioner with a heat pipe according to claim 2, wherein: the refrigerant also flows through the refrigerant flow regulating valve (14), the indoor condensation heat exchanger (4), the first on-off valve (7), the throttling device (8), the evaporator (6) and the gas-liquid separator (12) in sequence through the branch circuit and then flows back to the compressor (13) to form a second compression refrigeration cycle.
4. A dual heat recovery type cabinet air conditioner with heat pipe according to claim 3, wherein: the second compression refrigeration cycle is also provided with a branch, and the refrigerant flows out of the indoor condensation heat exchanger (4) and then flows through the second on-off valve (9) and the gas-liquid separator (12) in sequence and then flows back to the compressor (13).
5. The double heat recovery type cabinet air conditioner with heat pipe according to claim 4, wherein: the air inlet cavity (107) is internally provided with a heat pipe evaporator (11), the heat pipe condenser (5) is arranged on the upper layer of the heat pipe evaporator (11), and two ends of the heat pipe condenser (5) are correspondingly communicated with two ends of the heat pipe evaporator (11), so that heat pipe circulation is formed.
6. The double heat recovery type cabinet air conditioner with heat pipe according to claim 5, wherein: a first ventilation hole (102) is formed in the partition plate (106) between the air inlet cavity (107) and the heat exchange cavity (108), and a second ventilation hole (104) is formed in the partition plate (106) between the heat exchange cavity (108) and the air supply cavity (109).
7. The double heat recovery type cabinet air conditioner with heat pipe according to claim 6, wherein: the evaporator (6), the heat pipe condenser (5) and the indoor condensing heat exchanger (4) are tightly attached together, have the same ventilation area and are obliquely arranged between the first ventilation hole (102) and the second ventilation hole (104).
8. The double heat recovery type cabinet air conditioner with heat pipe according to any one of claims 1 to 7, wherein: an outdoor heat dissipation fan (2) is arranged on the outdoor condensation heat exchanger (1), the outdoor heat dissipation fan (2) is a variable frequency fan, the first on-off valve (7) and the second on-off valve (9) are electromagnetic valves or electric ball valves, the throttling device (8) is an electronic expansion valve or a thermal expansion valve, the compressor (13) is a scroll compressor or a screw compressor, and the refrigerant flow regulating valve (14) is an electric ball valve; the indoor condensation heat exchanger (4), the heat pipe condenser (5), the evaporator (6), the heat pipe evaporator (11) and the outdoor condensation heat exchanger (1) are fin type heat exchangers or micro-channel heat exchangers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320542132.1U CN219713517U (en) | 2023-03-13 | 2023-03-13 | Dual heat recovery type cabinet air conditioner with heat pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320542132.1U CN219713517U (en) | 2023-03-13 | 2023-03-13 | Dual heat recovery type cabinet air conditioner with heat pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219713517U true CN219713517U (en) | 2023-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320542132.1U Active CN219713517U (en) | 2023-03-13 | 2023-03-13 | Dual heat recovery type cabinet air conditioner with heat pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219713517U (en) |
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2023
- 2023-03-13 CN CN202320542132.1U patent/CN219713517U/en active Active
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