CN205239062U - Vehicle heat pump air conditioning system with heating and refrigeration function - Google Patents
Vehicle heat pump air conditioning system with heating and refrigeration function Download PDFInfo
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- CN205239062U CN205239062U CN201520933502.XU CN201520933502U CN205239062U CN 205239062 U CN205239062 U CN 205239062U CN 201520933502 U CN201520933502 U CN 201520933502U CN 205239062 U CN205239062 U CN 205239062U
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Abstract
Vehicle heat pump air conditioning system with heating and refrigeration function is including the air conditioner railway carriage or compartment body, compressor, reservoir, condenser, condenser fan group, evaporimeter, evaporimeter fan assembly and expansion valve, the air conditioner railway carriage or compartment body disposes in the driver's cabin, is equipped with hot -air production area and cold air production area in it, and condenser and condenser fan group install in the hot -air production area, and evaporimeter, evaporimeter fan assembly and expansion valve are installed in the cold air production area, being equipped with at the upper end position of the air conditioner railway carriage or compartment body and blowing a wind gap and defrosting wind gap, be equipped with air inlet wind gap, outer air exit A and outer air exit B at one side position of the air conditioner railway carriage or compartment body, the opposite side lower extreme position of personally experiencing sth. Part of the body in the air conditioner railway carriage or compartment is equipped with and blows up the wind gap, the air inlet wind gap communicates with hot -air production area and cold air production area respectively through two independent passageways, internally be equipped with the air door A that airs exhaust, the air door B that airs exhaust, defrosting air door in the air conditioner railway carriage or compartment, blow an air door, control by temperature change air door and blow up the air door, compressor and reservoir configuration are in the cabin. This system still can normally work under the lower condition of ambient temperature.
Description
Technical field
The utility model belongs to vehicle air conditioner, particularly a kind of car with heating and refrigerating functionHeat pump type air conditioning system.
Background technology
Vehicle air conditioner adopts vapor-compression refrigerant cycle conventionally, and the general R134a that uses is as work at presentMatter, to meet passenger carriage comfortableness demand in summer. When winter, occupant had heating demand, air conditioning for automobiles systemSystem makes car outer space air-flow absorb used heat from engine coolant, offers compartment.
But, along with grinding of the new energy vehicles such as some advanced high efficience motors and hybrid power, electric motor carSend out, make vehicle air conditioning can not provide in the winter time enough heats to carry out heating in compartment, or cannot at allUtilize engine exhaust heat to carry out heating. Conventionally, problems can add by increase fuel heater, electricityThe supplemental heat source such as hot device are supplemented as heating accessory system. But, these equipment conventionally have efficiency low,The deficiency of use cost height and not environmental protection. Meanwhile, owing to having increased extra heating plant, but obtain carThe weight of air-conditioning system self increases.
At present, can provide greater efficiency and enough heats, more rational solution is automobile heat pumpAir-conditioning system. Traditional automobile heat pump air-conditioning system when heating, circulates steam compression type refrigeration in the winter timeThe direction reversing of flow of refrigerant, car external heat exchanger uses as evaporimeter, absorbs the heat of car outer airAmount; And heat exchanger uses as condenser in car, at the indoor heat of emitting of car. But this heat pump also existsSystem complex, parts are many, the defect that cost is high. The more important thing is, this type systematic is low in environment temperatureIn the time of 10 DEG C of ﹣, the outer evaporimeter of car occurs to freeze, and is difficult to absorb the heat in Cryogenic air again, leads like thisCause system effectiveness low, even cannot normally work.
In addition, the complex structure of orthodox car air conditioner heat pump system, the configuration such as pipeline, parts and valve is more,Potential leak source is many, and weight is large and control strategy is complicated. Meanwhile, orthodox car air conditioner heat pump system due toCondenser, in cabin, takies cabin space, and the miscellaneous part in cabin is produced to heat radiation.
Summary of the invention
The utility model provides a kind of air-conditioning system of simplifying for solving the technical problem existing in known technologyComplexity and control difficulty, reduce potential leak source, and avoid in the situation that environment temperature is lower, beThe vehicle heat pump type air conditioning system of what system cannot normally be worked have heating and refrigerating function.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is:
The vehicle heat pump type air conditioning system with heating and refrigerating function, comprises air-conditioning envelope, compressor, storageLiquid device, condenser, condenser fan group, evaporimeter, evaporator fan group and expansion valve, compressorOutlet is connected with the import of condenser by the road, and the outlet of condenser is connected with the import of reservoir by the road,The outlet of reservoir connects the import of expansion valve by the road, and the outlet of expansion valve connects evaporimeter by the roadImport, the outlet of evaporimeter connects the import of compressor by the road, it is characterized in that: described air-conditioning envelopeBe disposed in driver's cabin, in described air-conditioning envelope, be provided with dividing plate, it is raw that the both sides of dividing plate form respectively hot-airProducing region and cold air production area, described condenser and condenser fan group are installed on the heat sky in air-conditioning envelopeGas production area, described evaporimeter, evaporator fan group and expansion valve are installed on the cold air in air-conditioning envelopeProduction area; Be provided with and blow face air port and defrosting outlet at the upper-end part of driving of air-conditioning envelope, at one of air-conditioning envelopeSide is provided with air intake air port, outer exhaust outlet A and outer exhaust outlet B, close at the opposite side of air-conditioning envelopeThe position of lower end is provided with blows up air port; Described air intake air port two independently passage produces with hot-air respectivelyDistrict and cold air production area are communicated with; In air-conditioning envelope, be provided with air draft air door A, air draft air door B, defrostingAir door, blow face air door, temperature control air door and blow up air door; At air draft air door A in entirely opening, air draft windDoor B in contract fully, defroster door in contract fully, blow face air door in entirely opening, temperature control air door placeIn contract fully and blow up under the state of air door in contract fully, hot-air production area is communicated with outer exhaust outlet A,And Yu Chuimian air port, cold air production area is communicated with, and makes air-conditioning system in refrigeration mode in summer; At air draft windDoor A in contract fully, air draft air door B in entirely opening, defroster door in contract fully, blow face air doorIn contract fully, temperature control air door in entirely opening and blow up under the state of air door in entirely opening, hot-airProduction area with blow up air port and be communicated with, and cold air production area connects with outer exhaust outlet A and outer exhaust outlet B simultaneouslyLogical, make air-conditioning system in winter heating pattern; At air draft air door A in entirely opening, air draft air door BIn entirely opening, defroster door in entirely open, blow face air door in contract fully, temperature damper in entirelyClose and blow up under the state of air door in entirely opening, hot-air production area is communicated with defrosting outlet, and coldAir production area is communicated with outer exhaust outlet B, makes air-conditioning system in winter frost removing pattern; At air draft air doorA in entirely opening, air draft air door B in closing, defroster door in contract fully, blow face air door inSemi-open, temperature control air door is in semi-open and blow up air door under semi-open state, and hot-air is producedDistrict with outer exhaust outlet A, cold air production area, blow up air port and be communicated with simultaneously, and cold air production area with blowFace air port, hot-air production area and blow up air port and be communicated with simultaneously, make air-conditioning system in air vent mode in spring and autumn;At air draft air door A in entirely opening, air draft air door B in entirely opening, defroster door in entirely opening,Blow face air door in contract fully, temperature control air door in entirely opening and blow up under the state of air door in entirely opening,Hot-air production area with defrosting outlet, blow up air port and be communicated with simultaneously, and cold air production area and outer exhaust outletB is communicated with, and makes air-conditioning system in defrosting heating pattern; Described compressor and reservoir are configured in cabin.
The technical scheme that the utility model can also be taked is:
Described air intake air port and outer exhaust outlet A are respectively two, and two air intake air ports are separately positioned on air-conditioning railway carriage or compartmentThe respective side of body is near the position on both sides, and two outer exhaust outlet A are also separately positioned on the correspondence of air-conditioning envelopeSide is near the position on both sides, and two outer exhaust outlet A are separately positioned on the top in two air intake air ports, described outsideExhaust outlet B is one, and outer exhaust outlet B is arranged between two outer exhaust outlet A; Described air draft air door ABe two, two air draft air door A are corresponding one by one with two outer exhaust outlet A.
Advantage and the good effect that the utlity model has are:
Condenser and evaporimeter are disposed at the air-conditioning envelope being arranged in driver's cabin by this air-conditioning system simultaneouslyIn, be arranged on each in air-conditioning envelope by switching and control air door, realize refrigeration in summer, winter and adoptedWarm, winter frost removing, spring and autumn ventilate and five kinds of mode of operations of defrosting heating. This system simplification air-conditioning systemComplexity and control difficulty, reduced the configuration such as connecting line, control valve, thereby reduced potential leakagePoint; In addition, the adverse effect of having avoided environment temperature to cause system works, has ensured in environment temperatureIn lower situation, system still can normally be worked.
Brief description of the drawings
Fig. 1 is the connection diagram of the utility model in refrigeration mode in summer;
Fig. 2 is the connection diagram of the utility model in winter heating pattern;
Fig. 3 is the connection diagram of the utility model in winter frost removing pattern;
Fig. 4 is the connection diagram of the utility model in air vent mode in spring and autumn;
Fig. 5 is the connection diagram of the utility model in defrosting heating pattern;
Fig. 6 is the perspective view of air-conditioning envelope of the present utility model.
In figure: 1, air-conditioning envelope; 1-1, blow face air port; 1-2, defrosting outlet; 1-3 air intake air port;1-4, outer exhaust outlet A; 1-5, outer exhaust outlet B; 1-6, blow up air port; 2, compressor; 3, liquid storageDevice; 4, condenser; 5, condenser fan group; 6, evaporimeter; 7, evaporator fan group; 8 expandValve; 9, hot-air production area; 10, cold air production area; 11, air draft air door A; 12, air draft air doorB; 13, defroster door; 14, blow face air door; 15, temperature control air door; 16, blow up air door.
Detailed description of the invention
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following enforcementExample, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1-6, there is the vehicle heat pump type air conditioning system of heating and refrigerating function, comprise air-conditioning railway carriage or compartmentBody 1, compressor 2, reservoir 3, condenser 4, condenser fan group 5, evaporimeter 6, evaporimeter windFan group 7 and expansion valve 8. The annexation of above-mentioned each parts is: the outlet of compressor by the road with condensationThe import of device connects, and the outlet of condenser is connected with the import of reservoir by the road, the outlet warp of reservoirPipeline connects the import of expansion valve, and the outlet of expansion valve connects the import of evaporimeter, evaporimeter by the roadOutlet connects the import of compressor by the road. Above-mentioned air-conditioning envelope is disposed in driver's cabin, at air-conditioning envelopeInside be provided with dividing plate, the both sides of dividing plate form respectively hot-air production area 9 and cold air production area 10. DescribedCondenser and condenser fan group are installed on the hot-air production area in air-conditioning envelope. Described evaporimeter, steamingHair device fan group and expansion valve are installed on the cold air production area in air-conditioning envelope. In the upper end of air-conditioning envelopeBe provided with and blow face air port 1-1 and defrosting outlet 1-2, be provided with in a side of air-conditioning envelope air intake air port 1-3,Outer exhaust outlet A1-4 and outer exhaust outlet B1-5, be provided with near the position of lower end at the opposite side of air-conditioning envelopeBlow up air port 1-6. Described air intake air port two independently passage is raw with hot-air production area and cold air respectivelyProducing region is communicated with, and like this, in the time that air-conditioning system is worked, car outer air can be from air intake air port by different leading toRoad is inhaled into respectively condenser fan group and evaporator fan group. In air-conditioning envelope, be provided with air draft air doorA11, air draft air door B12, defroster door 13, blow face air door 14, temperature control air door 15 and blow up air door16, wherein the effect of air draft air door A is: the connected state that switches two air production areas and outer exhaust outlet AState; The effect of air draft air door B is: the connected state of controlling cold air production area and outer exhaust outlet B; RemoveThe effect of frost air door is: control the connected state of hot-air production area and defroster, can control outer row simultaneouslyThe opening and closing of air port A; The effect of blowing face air door is: control Yu Chuimian air port, cold air production areaConnected state; The effect of temperature control air door: control cold air production area and blow up the connected state in air port; BlowThe effect of foot air door is: control the opening and closing that blow up air port, control cold air simultaneously and produce with heat emptyThe connected state of gas production area.
This heat pump type air conditioning system, by controlling opening of each air door, can realize following five kinds of mode of operations:
1, summer refrigeration mode
In summer, when refrigeration mode, the duty of its inside (refrigerant side) is: by driven compressor beThe agent of system internal refrigeration storage is flowed, and enters the low-temperature low-pressure refrigerant steam of compressor through compressor input compressionAfter merit, be converted into the refrigerant vapour of HTHP, refrigerant vapour enters the condenser in air-conditioning envelope,Be converted into the liquid refrigerant of HTHP, liquid refrigerant enters the liquid storage in enging cabin by pipelineDevice, then the expansion valve entering in air-conditioning envelope carries out isenthalpic throttling, is converted into the gas-liquid mixed of low-temp low-pressureRefrigerant vapour, the evaporimeter entering in air-conditioning envelope carries out isothermal expansion heat absorption, formation low-temp low-pressureRefrigerant vapour, enters compressor again, goes round and begins again and forms continuously contrary Carnot cycle.
Under this pattern, the duty of system extraneous air side is:
Car outer air is inhaled into respectively condenser fan group from air-conditioning envelope air inlet by different passagesWith evaporator fan group. Car outer air is transported to condenser by condenser fan group, by the sky of condenserGas is heated, now temperature control air door contract fully, and air draft air door A opens entirely, and defroster door contract fully, makesHot-air production area is communicated with outer exhaust outlet A, and hot-air is discharged into outside car by outer exhaust outlet A; Meanwhile,Car outer air is transported to evaporimeter by evaporator fan group, is cooled by the air of evaporimeter, now blowsFoot air door contract fully, air draft air door B contract fully, and the face air door of blowing is opened entirely, make cold air production area withBlow face air port and be communicated with, like this, cold air is transported in driver's cabin by blowing face air port, carries out refrigeration cool-down.
2, winter heating pattern
In the winter time when refrigeration mode, the duty of its inside (refrigerant side) and above-mentioned summer refrigeration modeTime duty identical, do not repeat them here.
Under this pattern, the duty of system extraneous air side is as follows:
Car outer air is inhaled into respectively condenser fan group from air-conditioning envelope air inlet by different passagesWith evaporator fan group. Car outer air is transported to evaporimeter by evaporator fan group, by the sky of evaporimeterGas is cooled, and now blows up that air door is opened entirely, air draft air door B opens, blows face air door contract fully, row entirelyWind air door A contract fully, defroster door contract fully, make cold air production area and outer exhaust outlet A and outer air draftMouth B is communicated with simultaneously, and cold air is discharged into outside car by outer exhaust outlet A and outer exhaust outlet B like this; Meanwhile,Car outer air is transported to condenser by condenser fan group, heated by the air of condenser, now temperatureDamper is opened entirely, makes hot-air production area and blows up air port and be communicated with, and like this, hot-air is by blowing up windMouth is transported in driver's cabin, carries out heating.
3, winter frost removing pattern
In the winter time when defrosting mode, the duty of its inside (refrigerant side) and above-mentioned summer refrigeration modeTime duty identical, do not repeat them here.
Under this pattern, the duty of system extraneous air side is as follows:
Car outer air is inhaled into respectively condenser fan group from air-conditioning envelope air inlet by different passagesWith evaporator fan group. Car outer air is transported to evaporimeter by evaporator fan group, by the sky of evaporimeterGas is cooled, now blow up that air door is opened entirely, air draft air door A opens entirely, air draft air door B opens entirely,Blow face air door contract fully, cold air production area is communicated with outer exhaust outlet B, like this, outside cold air passes throughExhaust outlet B is discharged into outside car; Meanwhile, car outer air is transported to condenser by condenser fan group, passes throughThe air of condenser is heated, and now temperature control air door contract fully, defroster door are opened entirely, makes hot-air rawProducing region is communicated with defrosting outlet, and hot-air is transported in driver's cabin by defrosting outlet like this, carries out winterGlass defrosting.
4, spring and autumn air vent mode
In spring and autumn when air vent mode, the duty of its inside (refrigerant side) and above-mentioned summer refrigeration modeTime duty identical, do not repeat them here.
Under this pattern, the duty of system extraneous air side is as follows:
Car outer air is inhaled into respectively condenser fan group from air-conditioning envelope air inlet by different passagesWith evaporator fan group. Car outer air is transported to condenser by condenser fan group, by the sky of condenserGas is heated, and meanwhile, car outer air is transported to evaporimeter by evaporator fan group, by the sky of evaporimeterGas is cooled, now, air draft air door A opens entirely, air draft air door B contract fully, defroster door contract fully,Blow that face air door is semi-open, temperature control air door is semi-open and it is semi-open to blow up air door, make hot-air production area with outerExhaust outlet A, cold air production area, blow up air port and be communicated with simultaneously, and Yu Chuimian air port, cold air production area,Hot-air production area and blow up air port and be communicated with simultaneously, like this, hot-air is respectively by two paths, through oneAfter path from outer exhaust outlet A by part exhaust of hot air outside car, and in another path by half-openTemperature control air door mixes with a small amount of cold air by evaporimeter, forms warm air, and warm air is simultaneously from blowing faceAir port and blow up air port and discharge, reaches the effect of ventilating in air conditioning for automobiles spring and autumn.
Under this kind of pattern, wind pushing temperature can require to regulate according to occupant's comfortableness, concrete,Regulate the aperture of temperature control air door, the aperture of blowing the aperture of face air door and blowing up air door to realize by cooperation.
5, defrosting heating pattern
In the time of defrosting heating pattern, the duty of its inside (refrigerant side) and above-mentioned summer refrigeration modeTime duty identical, do not repeat them here.
Under this pattern, the duty of this system extraneous air side is as follows:
Car outer air is inhaled into respectively condenser fan group from air-conditioning envelope air inlet by different passagesWith evaporator fan group. Car outer air is transported to evaporimeter by evaporator fan group, by the sky of evaporimeterGas is cooled, and now, blows up air door and entirely opens, and air draft air door A opens entirely, air draft air door B opens entirely,Blow face air door contract fully, cold air production area is communicated with outer exhaust outlet B, like this, outside cold air passes throughExhaust outlet B is discharged into outside car; Meanwhile, car outer air is transported to condenser by condenser fan group, passes throughThe air of condenser is heated, and now, temperature control air door is entirely opened, blown up air door and entirely opens, and makes hot-airProduction area with defrosting outlet, blow up air port and be communicated with simultaneously, like this, hot-air through a path from blowing up air portBe transported in driver's cabin, carry out heating; Hot-air is transported to driver's cabin from defrosting outlet after another pathIn, carry out glass defrosting.
In said structure, described air intake air port and outer exhaust outlet A are respectively preferably two. Two air intake air portsBe separately positioned on the respective side of air-conditioning envelope near the position on both sides, two air intake air ports that both sides arrange increaseAdd intake, after entering into air in air-conditioning envelope and converge by two air intake air ports like this, then dividedDo not enter into hot-air production area and cold air production area by two paths. Two outer exhaust outlet A also divideBe not arranged on the respective side of air-conditioning envelope near the position on both sides, and two outer exhaust outlet A are separately positioned on twoThe top in air intake air port. Two outer exhaust outlet A that both sides arrange have increased exhaust air rate, are convenient to circulation of airCarry out exchange heat. Described outer exhaust outlet B is one, outer exhaust outlet B be arranged on two outer exhaust outlet A itBetween. Described air draft air door A is two, and two air draft air door A are corresponding one by one with two outer exhaust outlet A,Two air draft air door A control respectively the connected state of two outer exhaust outlet A and two air production areas,In the time of work, two air draft air door A open and close simultaneously.
This heat pump type air conditioning system and traditional side that relies on the flow of refrigerant that reverses steam compression type refrigeration circulationAlways the system difference of heating is: taking the forced flow air side by heat exchanger in car as point of penetration,According to the different demands of occupant, send into driver's cabin by the air of switching different temperatures and realize comfort conditioning.Specifically, by heat release heat exchanger (condenser) and cooling endothermic heat exchanger (evaporation for heatingDevice) be disposed in air-conditioning envelope simultaneously. According to different refrigeration or heating demand, switch in air-conditioning envelopeAir, the runner forming by various heat exchange device, different air flow channels provide respectively cold wind or warmWind.
This system simplification the complexity of refrigeration system and the difficulty of control system, solved conventional heat pump skyAdjusting system cannot efficient operation under the low situation of outdoor temperature or the problem of basic cisco unity malfunction.
This heat pump type air conditioning system has simple in structure, and parts, pipeline are few, and potential leak source is few, lightweightAnd control strategy is simple. Condenser is arranged in driver's cabin, does not take the space in cabin, and not to machineThe advantage of the heat radiation of miscellaneous part impact in cabin.
Claims (2)
1. there is the vehicle heat pump type air conditioning system of heating and refrigerating function, comprise air-conditioning envelope, compressor,Reservoir, condenser, condenser fan group, evaporimeter, evaporator fan group and expansion valve, compressorOutlet be connected with the import of condenser by the road, the outlet of condenser connects with the import of reservoir by the roadConnect, the outlet of reservoir connects the import of expansion valve by the road, and the outlet of expansion valve connects evaporation by the roadThe import of device, the outlet of evaporimeter connects the import of compressor by the road, it is characterized in that: described air-conditioningEnvelope is disposed in driver's cabin, in described air-conditioning envelope, is provided with dividing plate, and it is empty that the both sides of dividing plate form respectively heatGas production area and cold air production area, described condenser and condenser fan group are installed in air-conditioning envelopeHot-air production area, described evaporimeter, evaporator fan group and expansion valve are installed on cold in air-conditioning envelopeAir production area; Be provided with and blow face air port and defrosting outlet at the upper-end part of driving of air-conditioning envelope, at air-conditioning envelopeA side be provided with air intake air port, outer exhaust outlet A and outer exhaust outlet B, at the opposite side of air-conditioning envelopeBe provided with and blow up air port near the position of lower end; Described air intake air port two independently passage respectively with hot-airProduction area and cold air production area are communicated with; In air-conditioning envelope, be provided with air draft air door A, air draft air door B,Defroster door, blow face air door, temperature control air door and blow up air door; At air draft air door A in entirely opening, arrangingWind air door B in contract fully, defroster door in contract fully, blow face air door in entirely opening, temperature control windDoor is in contract fully and blow up under the state of air door in contract fully hot-air production area and outer exhaust outlet ABe communicated with, and the connection of Yu Chuimian air port, cold air production area, make air-conditioning system in refrigeration mode in summer; ?Air draft air door A in contract fully, air draft air door B in entirely opening, defroster door in contract fully,Blow face air door in contract fully, temperature control air door in entirely opening and blow up the state of air door in entirely openingUnder, hot-air production area with blow up air port and be communicated with, and cold air production area and outer exhaust outlet A and outer air draftMouth B is communicated with simultaneously, makes air-conditioning system in winter heating pattern; At air draft air door A in entirely opening,Air draft air door B in entirely opening, defroster door is in entirely opening, blow face air door in contract fully, temperatureAir door is in contract fully and blow up under the state of air door in entirely opening hot-air production area and defrosting outletBe communicated with, and cold air production area is communicated with outer exhaust outlet B, makes air-conditioning system in winter frost removing pattern;At air draft air door A in entirely opening, air draft air door B in closing, defroster door in contract fully,Blow face air door in semi-open, temperature control air door in semi-open and blow up air door in semi-open stateUnder, hot-air production area with outer exhaust outlet A, cold air production area, blow up air port and be communicated with simultaneously, and coldYu Chuimian air port, air production area, hot-air production area and blow up air port and be communicated with simultaneously, make air-conditioning system placeIn air vent mode in spring and autumn; At air draft air door A in entirely opening, air draft air door B is in entirely opening, removingFrost air door in entirely open, blow face air door in contract fully, temperature control air door in entirely opening and blow up air doorUnder state in entirely opening, hot-air production area with defrosting outlet, blow up air port and be communicated with simultaneously, and coldAir production area is communicated with outer exhaust outlet B, makes air-conditioning system in defrosting heating pattern; Described compressorBe configured in cabin with reservoir.
2. the vehicle heat pump type air conditioning system with heating and refrigerating function according to claim 1,It is characterized in that: described air intake air port and outer exhaust outlet A are respectively two, and two air intake air ports arrange respectivelyPosition in the respective side of air-conditioning envelope near both sides, two outer exhaust outlet A are also separately positioned on air-conditioning railway carriage or compartmentThe respective side of body is near the position on both sides, and two outer exhaust outlet A are separately positioned on the upper of two air intake air portsSide, described outer exhaust outlet B is one, outer exhaust outlet B is arranged between two outer exhaust outlet A; DescribedAir draft air door A is two, and two air draft air door A are corresponding one by one with two outer exhaust outlet A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933502.XU CN205239062U (en) | 2015-11-20 | 2015-11-20 | Vehicle heat pump air conditioning system with heating and refrigeration function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933502.XU CN205239062U (en) | 2015-11-20 | 2015-11-20 | Vehicle heat pump air conditioning system with heating and refrigeration function |
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| Publication Number | Publication Date |
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| CN205239062U true CN205239062U (en) | 2016-05-18 |
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| CN201520933502.XU Withdrawn - After Issue CN205239062U (en) | 2015-11-20 | 2015-11-20 | Vehicle heat pump air conditioning system with heating and refrigeration function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252991A (en) * | 2015-11-20 | 2016-01-20 | 天津三电汽车空调有限公司 | Vehicle heat pump air conditioning system with heating and refrigerating functions |
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2015
- 2015-11-20 CN CN201520933502.XU patent/CN205239062U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252991A (en) * | 2015-11-20 | 2016-01-20 | 天津三电汽车空调有限公司 | Vehicle heat pump air conditioning system with heating and refrigerating functions |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20170922 |