CN210132971U - Automobile air conditioner device with efficient cooling, dehumidifying and demisting functions - Google Patents
Automobile air conditioner device with efficient cooling, dehumidifying and demisting functions Download PDFInfo
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- CN210132971U CN210132971U CN201920995482.7U CN201920995482U CN210132971U CN 210132971 U CN210132971 U CN 210132971U CN 201920995482 U CN201920995482 U CN 201920995482U CN 210132971 U CN210132971 U CN 210132971U
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- 238000001816 cooling Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000004378 air conditioning Methods 0.000 claims abstract description 14
- 238000007791 dehumidification Methods 0.000 claims abstract description 12
- 239000013589 supplement Substances 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000005057 refrigeration Methods 0.000 abstract description 8
- 239000005357 flat glass Substances 0.000 abstract description 5
- 239000003507 refrigerant Substances 0.000 description 42
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 239000011555 saturated liquid Substances 0.000 description 5
- 239000013526 supercooled liquid Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 206010010305 Confusional state Diseases 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model relates to an on-vehicle air conditioner technical field especially indicates an air conditioner for car with high-efficient cooling dehumidification defogging function. The system comprises an automotive compressor, a four-way reversing valve, an automotive exterior heat exchanger, an automotive exterior fan, an automotive interior heat exchanger, a main-path electronic expansion valve, an auxiliary-path electronic expansion valve, an automotive interior intermediate-temperature-stage evaporator, an automotive interior fan, a gas-liquid separator, a first one-way valve, a second one-way valve, a third one-way valve, a fourth one-way valve, a fifth one-way valve, an inlet air duct control valve and a connecting pipeline. The utility model discloses an ingenious matching combination of medium temperature level evaporimeter, two expansion valves and five check valves in an car, this air conditioning equipment for car has solved under the high temperature environment in summer the outstanding problem that air conditioning system compressor pressure ratio is too big, exhaust temperature is too high, refrigerating output and refrigeration coefficient sharply descend, has realized again that the high efficiency of the inboard fog of windshield and door window glass is got rid of before autumn and winter festival simultaneously again, and does not influence the comfort level in the car completely.
Description
Technical Field
The utility model relates to an on-vehicle air conditioner technical field especially indicates an air conditioner for car with high-efficient cooling dehumidification defogging function.
Background
An air conditioner for car is used to regulate the temp, humidity, air freshness and visibility of vision in car, and features that the air conditioner is used to improve the comfortableness and safety of driver and passengers. Compared with a household air conditioner, the working environment of the air conditioner for the automobile has certain particularity: firstly, the space in the vehicle is narrow, the personnel are relatively dense, and the heat and the humidity emitted by the human body are relatively large. The heat insulation of the vehicle body is poor, the areas of the vehicle door window glass and the front and rear windshield glass are large, the time for receiving solar radiation is long, and the heat outside the vehicle easily enters the room through heat conduction, heat convection and heat radiation. And in summer, high temperature and high humidity easily cause the conditions of dizziness, mental confusion, thought retardation and the like of a driver, thereby causing driving accidents. Finally, in rainy and snowy weather in autumn and winter, the inner sides of the front windshield and the door window glass are easily covered by fog, so that driving sight is influenced. Therefore, under the environmental conditions, the automobile air conditioner is determined to have the characteristics of enough refrigerating capacity, rapid cooling, dehumidification and demisting and the like.
At present, an inverter compressor is often adopted by an air conditioner for an automobile to meet the purpose of quickly cooling the interior of the automobile, but a single full-aluminum evaporator with small volume and light weight is often adopted due to the limited space structure in the automobile, when the compressor runs at high frequency, the evaporation temperature is often lower, and a unit is mainly used for eliminating the wet load, so that the temperature in the automobile is slowly reduced. The method for removing the fog on the inner sides of the front windshield and the door window mainly adopts two modes, one mode is that the refrigeration cycle of an automobile air conditioner is adopted to blow cold air to the glass to quickly remove the fog, but the defect is that the temperature in the automobile is reduced, and the comfort level in the automobile is influenced. The other method is to use the heating circulation of the automobile air conditioner to blow hot air to the glass to remove fog, which does not affect the comfort level in the automobile, but has the defect of slower speed of removing the fog on the glass.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air conditioner for car with high-efficient cooling dehumidification defogging function has solved the interior cooling dehumidification speed of summer car that current air conditioner for car exists and has slower, the prominent technical problem such as defogging effect is not good winter.
The technical scheme of the utility model is realized like this:
an automobile air conditioning device with efficient cooling, dehumidifying and demisting functions comprises an automobile compressor, a four-way reversing valve, an outer heat exchanger, an outer fan, an inner heat exchanger, a main electronic expansion valve, an auxiliary electronic expansion valve, an inner intermediate-temperature-stage evaporator, an inner fan, a gas-liquid separator, a first check valve, a second check valve, a third check valve, a fourth check valve, a fifth check valve, an inlet air duct control valve and a connecting pipeline.
An exhaust port of the vehicle compressor is connected with an inlet of the external heat exchanger through a four-way reversing valve, an outlet of the external heat exchanger is respectively connected with an inlet of the second one-way valve and an outlet of the third one-way valve, and an external fan is arranged on one side of the external heat exchanger; the inlet of the heat exchanger in the vehicle is respectively connected with the inlet of the fourth one-way valve and the outlet of the fifth one-way valve, and the outlet of the heat exchanger in the vehicle is connected with the inlet of the gas-liquid separator through the four-way reversing valve.
The outlet of the in-vehicle intermediate temperature stage evaporator is connected with the middle air supplement port of the vehicle compressor through a first one-way valve, the inlet of the in-vehicle intermediate temperature stage evaporator is connected with the outlet of the auxiliary electronic expansion valve, and the inlet of the auxiliary electronic expansion valve is respectively connected with the inlet of the main electronic expansion valve, the outlet of the second one-way valve and the outlet of the fourth one-way valve.
The outlet of the gas-liquid separator is connected with the air suction port of the vehicle compressor.
The in-vehicle heat exchanger, the in-vehicle medium-temperature-stage evaporator and the in-vehicle fan are sequentially arranged in the in-vehicle air inlet duct side by side, the in-vehicle fan is positioned on one side of the in-vehicle medium-temperature-stage evaporator, and the inlet duct control valve is positioned at the in-vehicle air inlet duct.
The vehicle compressor is any one of a fixed-frequency scroll compressor, a fixed-frequency rolling rotor compressor, a variable-frequency scroll compressor and a variable-frequency rolling rotor compressor with an intermediate air supplement function.
The heat exchanger outside the vehicle, the heat exchanger inside the vehicle and the medium-temperature-stage evaporator inside the vehicle are in any structural form of a finned tube heat exchanger, a laminated heat exchanger and a parallel flow heat exchanger.
The external fan and the internal fan are in any form of a variable frequency fan, a fixed frequency fan and a gear shifting fan.
The beneficial effects of the utility model reside in that:
the utility model provides an air conditioner for car with high-efficient cooling dehumidification defogging function, it thinks about novelty, and unit design optimization is ingenious, compares with prior art, has following main advantage:
(1) the automobile air conditioning device can realize rapid gradient cooling and dehumidification of air in a vehicle in summer or fresh air introduced outside the vehicle through the medium-pressure throttling of the auxiliary electronic expansion valve, the primary evaporation of the intermediate-temperature grade evaporator in the vehicle, the low-pressure throttling of the main electronic expansion valve and the secondary evaporation of the heat exchanger in the vehicle, and meanwhile, the pressure drop loss of a refrigerant of a system is remarkably reduced, and the refrigeration performance coefficient of the system is improved.
(2) Through the auxiliary adjustment of the refrigeration compressor with the middle air supplement function, the automotive air conditioning device solves the outstanding problems that the compression ratio of the compressor of the air conditioning system is overlarge, the exhaust temperature is overhigh, and the refrigerating capacity and the refrigerating coefficient are sharply reduced under the high-temperature working condition, and widens the service temperature range of the automotive air conditioner.
(3) Through the first-stage evaporation and dehumidification of the in-vehicle medium-temperature-stage evaporator and the rapid temperature rise of the in-vehicle heat exchanger, the automobile air conditioning device realizes the rapid removal of the fog on the front windshield and the inner side of the door window glass in autumn and winter, and the comfort level in the automobile is not influenced at all.
The utility model discloses an air conditioner for car with high-efficient cooling dehumidification defogging function can wide application in all places that adopt air conditioner for car such as car, passenger train or freight train.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a flow chart of a dual evaporator cooling mode of operation.
Fig. 3 is a flow chart of a single evaporator cooling mode of operation.
Fig. 4 is a flow chart of a heating operation mode.
Fig. 5 is a flow chart of the fast defrost mode of operation.
Fig. 6 is a flow chart of the fast defogging mode of operation.
The numbering and naming of the components in fig. 1 are as follows: 1-a compressor for a vehicle; a 2-four-way reversing valve; 3-an exterior heat exchanger; 4-an outer fan of the vehicle; 5-an in-vehicle heat exchanger; 6-main path electronic expansion valve; 7-auxiliary electronic expansion valve; 8-an in-vehicle medium-temperature-stage evaporator; 9-an in-vehicle fan; 10-a gas-liquid separator; 11-a first one-way valve; 12-a second one-way valve; 13-a third one-way valve; 14-a fourth one-way valve; 15-a fifth one-way valve; 16-inlet air duct control valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1, the air conditioner for an automobile with high-efficiency cooling, dehumidifying and demisting functions comprises an automobile compressor 1, a four-way reversing valve 2, an automobile exterior heat exchanger 3, an automobile exterior fan 4, an automobile interior heat exchanger 5, a main path electronic expansion valve 6, an auxiliary path electronic expansion valve 7, an automobile interior intermediate temperature stage evaporator 8, an automobile interior fan 9, a gas-liquid separator 10, a first check valve 11, a second check valve 12, a third check valve 13, a fourth check valve 14, a fifth check valve 15, an inlet air duct control valve 16 and a connecting pipeline.
An exhaust port of the vehicle compressor 1 is connected with an inlet of an external heat exchanger 3 through a four-way reversing valve 2, an outlet of the external heat exchanger 3 is respectively connected with an inlet of a second one-way valve 12 and an outlet of a third one-way valve 13, and an external fan 4 is arranged on one side of the external heat exchanger 3; the inlet of the heat exchanger 5 in the vehicle is respectively connected with the inlet of the fourth one-way valve 14 and the outlet of the fifth one-way valve 15, and the outlet is connected with the inlet of the gas-liquid separator 10 through the four-way reversing valve 2.
The outlet of the in-vehicle intermediate temperature stage evaporator 8 is connected with the middle air supplement port of the vehicle compressor 1 through a first one-way valve 11, the inlet of the in-vehicle intermediate temperature stage evaporator is connected with the outlet of the auxiliary electronic expansion valve 7, and the inlet of the auxiliary electronic expansion valve 7 is respectively connected with the inlet of the main electronic expansion valve 6, the outlet of the second one-way valve 12 and the outlet of the fourth one-way valve 14.
The outlet of the gas-liquid separator 10 is connected to the suction port of the compressor 1 for a vehicle.
The in-vehicle heat exchanger 5, the in-vehicle medium temperature evaporator 8 and the in-vehicle fan 9 are sequentially installed in the in-vehicle air inlet duct side by side, the in-vehicle fan 9 is located on one side of the in-vehicle medium temperature evaporator 8, and the inlet duct control valve 16 is located at the in-vehicle air inlet duct opening.
The vehicle compressor 1 is any one of a fixed-frequency scroll compressor, a fixed-frequency rolling rotor compressor, a variable-frequency scroll compressor and a variable-frequency rolling rotor compressor with an intermediate air supplement function.
The heat exchanger 3 outside the vehicle, the heat exchanger 5 inside the vehicle and the medium-temperature-stage evaporator 8 inside the vehicle are in any structural form of a finned tube heat exchanger, a stacked heat exchanger and a parallel flow heat exchanger.
The external fan 4 and the internal fan 9 are in any form of a variable frequency fan, a fixed frequency fan and a gear shifting fan.
The utility model discloses an ingenious matching combination of medium temperature grade evaporimeter, two throttle expansion valves, five check valves and a four-way reversing valve in refrigeration compressor, the car with middle tonifying qi function, this air conditioning equipment for car can realize five kinds of mode:
(1) dual evaporator refrigeration mode of operation
Fig. 2 is a flow chart of the operating mode of the dual evaporator, which can be used when the air temperature in the vehicle is above 35 ℃ in summer or when fresh air is introduced outside the vehicle. At this time, the compressor 1 for the vehicle, the fan 4 outside the vehicle, the main-path electronic expansion valve 6, the auxiliary-path electronic expansion valve 7 and the fan 9 inside the vehicle are started, and the electromagnetic coil of the four-way reversing valve 2 is electrified. The work flow of the system is as follows: high-temperature high-pressure gaseous refrigerant discharged by the vehicle compressor 1 enters the external heat exchanger 3 through the four-way reversing valve 2, releases heat to be condensed into supercooled or saturated liquid refrigerant, then passes through the second one-way valve 12 and is divided into two paths, one path is the gas-liquid two-phase refrigerant of low temperature and low pressure after the auxiliary path refrigerant is throttled and adjusted by the auxiliary path electronic expansion valve 7, then enters the internal medium temperature grade evaporator 8 to absorb the heat of the internal return air or the external fresh air introduced by the internal fan 9, and is evaporated into low-pressure superheated refrigerant steam to enter the medium pressure air supplement port of the vehicle compressor 1; one path is a low-temperature and low-pressure gas-liquid two-phase refrigerant obtained by throttling and adjusting a main path refrigerant through a main path electronic expansion valve 6, then enters an in-vehicle heat exchanger 5 through a fifth one-way valve 15 to secondarily absorb heat of in-vehicle return air introduced by an in-vehicle fan 9 or heat of fresh air outside the vehicle, is evaporated into low-pressure superheated refrigerant steam, enters an air suction port of a vehicle compressor 1 after the superheated refrigerant steam passes through a gas-liquid separator 10, is compressed by the vehicle compressor 1, discharges a high-temperature and high-pressure gaseous refrigerant, and starts to enter the next cycle. The return air in the vehicle or the fresh air outside the vehicle introduced by the fan 9 in the vehicle passes through the medium-temperature grade evaporator 8 in the vehicle and the heat exchanger 5 in the vehicle in sequence, releases heat, gradually cools and dehumidifies in a gradient manner, and then sends the heat into the vehicle to rapidly reduce the temperature and the humidity in the vehicle.
(2) Single evaporator refrigeration mode of operation
Fig. 3 is a flow chart of a single evaporator refrigeration mode of operation, which can be used when the temperature of the air in the vehicle is between 20 ℃ and 34 ℃ in summer. At this time, the vehicle compressor 1, the external fan 4, the main electronic expansion valve 6 and the internal fan 9 are started, the auxiliary electronic expansion valve 7 is closed, and the electromagnetic coil of the four-way reversing valve 2 is electrified. The work flow of the system is as follows: the high-temperature high-pressure gaseous refrigerant discharged from the vehicle compressor 1 enters the external heat exchanger 3 through the four-way reversing valve 2, releases heat to be condensed into supercooled or saturated liquid refrigerant, then passes through the main electronic expansion valve 6 after passing through the second one-way valve 12, is changed into low-temperature low-pressure gas-liquid two-phase refrigerant after being throttled and adjusted by the main electronic expansion valve 6, then enters the internal heat exchanger 5 through the fifth one-way valve 15 to absorb the heat of the return air in the vehicle or the fresh air outside the vehicle introduced by the internal fan 9, is evaporated into low-pressure superheated refrigerant steam, the superheated refrigerant steam enters the air suction port of the vehicle compressor 1 after passing through the gas-liquid separator 10, is compressed by the vehicle compressor 1, discharges the high-temperature high-pressure gaseous refrigerant, and starts to enter. The return air in the vehicle or the fresh air outside the vehicle introduced by the fan 9 in the vehicle passes through the medium-temperature grade evaporator 8 in the vehicle and the heat exchanger 5 in the vehicle in sequence, releases heat, gradually cools and dehumidifies in a gradient manner, and then sends the heat into the vehicle to rapidly reduce the temperature and the humidity in the vehicle.
(3) Heating mode of operation
Fig. 4 is a flow chart of a heating operation mode, which can be adopted when heat supply is needed in the vehicle in winter. At this time, the vehicle compressor 1, the external fan 4, the main electronic expansion valve 6 and the internal fan 9 are started, the auxiliary electronic expansion valve 7 is closed, and the electromagnetic coil of the four-way reversing valve 2 is electrified. The work flow of the system is as follows: the high-temperature high-pressure gaseous refrigerant discharged from the vehicle compressor 1 enters the heat exchanger 3 outside the vehicle through the four-way reversing valve 2, releases heat to be condensed into supercooled or saturated liquid refrigerant, then passes through the second one-way valve 12, then passes through the main-way electronic expansion valve 6, is changed into low-temperature low-pressure gas-liquid two-phase refrigerant after being throttled and adjusted by the main-way electronic expansion valve 6, then enters the vehicle interior intermediate temperature stage evaporator 5 through the fifth one-way valve 15 to absorb the heat of return air in the vehicle introduced by the vehicle fan 9 or the heat of fresh air outside the vehicle, is evaporated into low-pressure superheated refrigerant steam, the superheated refrigerant steam enters the air suction port of the vehicle compressor 1 through the gas-liquid separator 10, is compressed by the vehicle compressor 1, then discharges the high-temperature high-pressure. The return air in the vehicle or the fresh air outside the vehicle introduced by the fan 9 in the vehicle passes through the medium-temperature grade evaporator 8 in the vehicle and the heat exchanger 5 in the vehicle in sequence, releases heat, gradually cools and dehumidifies in a gradient manner, and then sends the heat into the vehicle to rapidly reduce the temperature and the humidity in the vehicle.
(4) Fast defrost mode of operation
Fig. 5 is a flow chart of the fast defrost mode of operation, which can be used when the relative humidity in the winter vehicle is above 70%. At this time, the vehicle compressor 1, the main-path electronic expansion valve 6 and the auxiliary-path electronic expansion valve 7 are started, the external fan 4 and the internal fan 9 are closed, and the electromagnetic coil of the four-way reversing valve 2 is electrified. The work flow of the system is as follows: high-temperature high-pressure gaseous refrigerant discharged by the vehicle compressor 1 enters the heat exchanger 3 outside the vehicle through the four-way reversing valve 2, releases heat to be condensed into supercooled or saturated liquid refrigerant, then passes through the second one-way valve 12 and is divided into two paths, one path is the gas-liquid two-phase refrigerant of low temperature and low pressure after the auxiliary path refrigerant is throttled and adjusted by the auxiliary path electronic expansion valve 7, then enters the vehicle interior intermediate temperature level evaporator 8 to absorb heat in the vehicle, and is evaporated into low-pressure superheated refrigerant steam to enter the medium-pressure air supplement port of the vehicle compressor 1; one path of the refrigerant is a low-temperature and low-pressure gas-liquid two-phase refrigerant after being throttled and adjusted by the main path electronic expansion valve 6, then enters the in-vehicle heat exchanger 5 through the fifth one-way valve 15 to absorb heat in the vehicle for the second time, is evaporated to be low-pressure superheated refrigerant steam, enters the air suction port of the vehicle compressor 1 after the superheated refrigerant steam passes through the gas-liquid separator 10, is compressed by the vehicle compressor 1, discharges a high-temperature and high-pressure gaseous refrigerant, and starts to enter the next cycle.
(5) Rapid demisting mode of operation
Fig. 6 is a flow chart of a fast dehumidification mode, which can be used when the relative humidity in the vehicle is above 70% in autumn and winter. At this time, the compressor 1 for the vehicle, the fan 4 outside the vehicle, the main-path electronic expansion valve 6, the auxiliary-path electronic expansion valve 7 and the fan 9 inside the vehicle are started, and the electromagnetic coil of the four-way reversing valve 2 is electrified. The work flow of the system is as follows: high-temperature high-pressure gaseous refrigerant discharged by the vehicle compressor 1 enters the vehicle heat exchanger 5 through the four-way reversing valve 2, releases heat to be condensed into supercooled or saturated liquid refrigerant, then is divided into two paths through the fourth one-way valve 14, one path of the refrigerant is low-temperature low-pressure gas-liquid two-phase refrigerant after being throttled and adjusted by the auxiliary electronic expansion valve 7, then enters the vehicle interior middle temperature level evaporator 8 to absorb the heat of vehicle interior return air or vehicle exterior fresh air introduced by the vehicle interior fan 9, and is evaporated into low-pressure superheated refrigerant steam to enter the middle pressure air supplement port of the vehicle compressor 1; one path is that the main path refrigerant is changed into low-temperature and low-pressure gas-liquid two-phase refrigerant after being throttled and adjusted by the main path electronic expansion valve 6, then enters the heat exchanger 3 outside the vehicle through the third one-way valve 13 to be evaporated into low-pressure superheated refrigerant steam, the superheated refrigerant steam enters the air suction port of the compressor 1 for the vehicle after passing through the gas-liquid separator 10, is compressed by the compressor 1 for the vehicle, discharges high-temperature and high-pressure gaseous refrigerant, and starts to enter the next cycle. The return air in the vehicle or the fresh air outside the vehicle introduced by the fan 9 in the vehicle sequentially passes through the medium-temperature grade evaporator 8 in the vehicle and the heat exchanger 5 in the vehicle, and is subjected to primary evaporation and dehumidification by the medium-temperature grade evaporator 8 in the vehicle and rapid temperature rise by the heat exchanger 5 in the vehicle, so that the rapid removal of the front windshield and the inner side fog of the door window glass in autumn and winter is realized, and the comfort level in the vehicle is not influenced completely.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an air conditioner device for car with high-efficient cooling dehumidification defogging function which characterized in that: the system comprises a vehicle compressor (1), a four-way reversing valve (2), a vehicle exterior heat exchanger (3), a vehicle exterior fan (4), a vehicle interior heat exchanger (5), a main path electronic expansion valve (6), an auxiliary path electronic expansion valve (7), a vehicle interior intermediate temperature stage evaporator (8), a vehicle interior fan (9), a gas-liquid separator (10), a first one-way valve (11), a second one-way valve (12), a third one-way valve (13), a fourth one-way valve (14), a fifth one-way valve (15), an inlet air channel control valve (16) and a connecting pipeline.
2. The air conditioning device for the automobile with the functions of efficiently cooling, dehumidifying and demisting as claimed in claim 1, wherein: an exhaust port of the vehicle compressor (1) is connected with an inlet of the external heat exchanger (3) through a four-way reversing valve (2), an outlet of the external heat exchanger (3) is respectively connected with an inlet of a second one-way valve (12) and an outlet of a third one-way valve (13), and an external fan (4) is arranged on one side of the external heat exchanger (3); an inlet of the in-vehicle heat exchanger (5) is respectively connected with an inlet of the fourth one-way valve (14) and an outlet of the fifth one-way valve (15), and an outlet of the in-vehicle heat exchanger is connected with an inlet of the gas-liquid separator (10) through the four-way reversing valve (2).
3. The air conditioning device for the automobile with the functions of efficiently cooling, dehumidifying and demisting as claimed in claim 1, wherein: the outlet of the in-vehicle intermediate temperature stage evaporator (8) is connected with a middle air supplement port of the vehicle compressor (1) through a first one-way valve (11), the inlet of the in-vehicle intermediate temperature stage evaporator is connected with the outlet of the auxiliary electronic expansion valve (7), and the inlet of the auxiliary electronic expansion valve (7) is respectively connected with the inlet of the main electronic expansion valve (6), the outlet of the second one-way valve (12) and the outlet of the fourth one-way valve (14).
4. The air conditioning device for the automobile with the functions of efficiently cooling, dehumidifying and demisting as claimed in claim 1, wherein: the outlet of the gas-liquid separator (10) is connected with the air suction port of the vehicle compressor (1).
5. The air conditioner for automobile with high-efficiency cooling, dehumidifying and demisting functions as claimed in any one of claims 1 to 4, wherein: the in-vehicle heat exchanger (5), the in-vehicle medium-temperature evaporator (8) and the in-vehicle fan (9) are sequentially arranged in an in-vehicle air inlet duct side by side, the in-vehicle fan (9) is positioned on one side of the in-vehicle medium-temperature evaporator (8), and the inlet duct control valve (16) is positioned at the in-vehicle air inlet duct opening.
6. The air conditioning device for the automobile with the functions of efficiently cooling, dehumidifying and demisting as claimed in claim 5, wherein: the vehicle compressor (1) is any one of a fixed-frequency scroll compressor, a fixed-frequency rolling rotor compressor, a variable-frequency scroll compressor and a variable-frequency rolling rotor compressor with an intermediate air supplement function.
7. The air conditioning device for the automobile with the functions of efficiently cooling, dehumidifying and demisting as claimed in claim 5, wherein: the heat exchanger (3) outside the vehicle, the heat exchanger (5) inside the vehicle and the medium-temperature-stage evaporator (8) inside the vehicle are in any structural form of a finned tube heat exchanger, a stacked heat exchanger and a parallel flow heat exchanger.
8. The air conditioning device for the automobile with the functions of efficiently cooling, dehumidifying and demisting as claimed in claim 5, wherein: the external fan (4) and the internal fan (9) are in any form of a variable frequency fan, a fixed frequency fan and a gear shifting fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920995482.7U CN210132971U (en) | 2019-06-28 | 2019-06-28 | Automobile air conditioner device with efficient cooling, dehumidifying and demisting functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920995482.7U CN210132971U (en) | 2019-06-28 | 2019-06-28 | Automobile air conditioner device with efficient cooling, dehumidifying and demisting functions |
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| Publication Number | Publication Date |
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| CN210132971U true CN210132971U (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920995482.7U Expired - Fee Related CN210132971U (en) | 2019-06-28 | 2019-06-28 | Automobile air conditioner device with efficient cooling, dehumidifying and demisting functions |
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| CN (1) | CN210132971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254171A (en) * | 2019-06-28 | 2019-09-20 | 中原工学院 | A kind of air conditioning system for automotive vehicles with fast cooling dehumidifying defrosting function |
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2019
- 2019-06-28 CN CN201920995482.7U patent/CN210132971U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254171A (en) * | 2019-06-28 | 2019-09-20 | 中原工学院 | A kind of air conditioning system for automotive vehicles with fast cooling dehumidifying defrosting function |
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