CN209159336U - Automobile heat pump air-conditioning system, air conditioning for automobiles and automobile - Google Patents
Automobile heat pump air-conditioning system, air conditioning for automobiles and automobile Download PDFInfo
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- CN209159336U CN209159336U CN201821608138.XU CN201821608138U CN209159336U CN 209159336 U CN209159336 U CN 209159336U CN 201821608138 U CN201821608138 U CN 201821608138U CN 209159336 U CN209159336 U CN 209159336U
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- compression set
- automobile
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- refrigerant
- outdoor heat
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Abstract
The utility model relates to a kind of automobile heat pump air-conditioning system, air conditioning for automobiles and automobiles, belong to field of automobile air conditioner.It include: compression set, compression set is used for refrigerant compression to high-temperature high-pressure state；Indoor condensing unit, indoor condensing unit are used for refrigerant condensation liquefaction and release heat；Vaporising device, vaporising device, which is used to absorb heat refrigerant, to be evaporated and reduces room temperature；Outdoor heat exchange device, outdoor heat exchange device is for exchanging heat with outdoor air for refrigerant and releasing heat；Compression set input end and one end of outlet end and outdoor heat exchange device selectively communicate with, the one end of outdoor heat exchange device far from compression set is controllably connected to vaporising device, the one end of vaporising device far from outdoor heat exchange device and the input end of indoor condensing unit and compression set selectively communicate with, and the one end of indoor condenser far from vaporising device is controllably connected to the outlet end of compression set.
Description
Technical field
The utility model relates to field of automobile air conditioner, in particular to a kind of automobile heat pump air-conditioning system, air conditioning for automobiles
And automobile.
Background technique
In winter under operating condition, indoor condenser releases heat, and outdoor heat exchanger absorbs heat, this system structure and control letter
It is single, it is low in cost.- 5 DEG C of environment above work can be met.
But the heats size of existing HVAC is smaller, is unable to satisfy demand for heat under high load capacity operating condition.It is warm outside vehicle
It spends lower (will lead to extremely low evaporating pressure), after vehicle interior temperature is promoted, since indoor core heat exchange area is too small, will lead to
Indoor condenser heat dissipation is unsmooth, excessively high so as to cause system pressure ratio, while increasing compressor power consumption, reduces system COP；And it damages
The risk of bad compressor.
The too low air-conditioning that will cause of outdoor temperature can not work normally, if outdoor temperature is too low, air-conditioning can not defrost, air-conditioning
It cannot heat.
Utility model content
The purpose of this utility model is to provide a kind of automobile heat pump air-conditioning systems, are filled by indoor condensing unit and evaporation
Heating twice is set to meet heating needs while reducing compressor damage risk.
The another object of the utility model is to provide a kind of air conditioning for automobiles, can heat and realize drop in lower temperature
Low system heat load.
The another object of the utility model is to provide a kind of automobile, and air-conditioning can heat in lower temperature.
The embodiments of the present invention are achieved in that
A kind of automobile heat pump air-conditioning system comprising:
Compression set, compression set are used for refrigerant compression to high-temperature high-pressure state；
Indoor condensing unit, indoor condensing unit are used for refrigerant condensation liquefaction and release heat；
Vaporising device, vaporising device, which is used to absorb heat refrigerant, to be evaporated and reduces room temperature；
Outdoor heat exchange device, outdoor heat exchange device are used to refrigerant exchanging heat with outdoor air；
Compression set input end and one end of outlet end and outdoor heat exchange device selectively communicate with, and outdoor heat exchange device is separate
One end of compression set is controllably connected to vaporising device, the one end of vaporising device far from outdoor heat exchange device and indoor condensing unit
And the input end of compression set selectively communicates with, the outlet of indoor condensing unit one end and compression set far from vaporising device
The controllable connection in end.
Further, compression set includes gas-liquid separator and compressor, and gas-liquid separator is communicated with compressor and is arranged
In the one end of compression set far from outlet end.
Further, indoor condensing unit includes indoor condenser and wind heater, and wind heater is used for indoor condensation
Device supplemental heat source or individually heating.
Further, vaporising device includes evaporator.
Further, outdoor heat exchange device includes outdoor heat exchanger and fan, and fan is for condensing indoor heat exchanger.
Further, fan is condenser fan.
Further, vaporising device is connected to indoor condensing unit by the first expansion valve.
Further, vaporising device is connected to outdoor heat exchange device by the second expansion valve.
Further, it is provided with third shut-off valve between compression set and indoor condensing unit, compression set and outdoor are changed
The 4th shut-off valve is provided between thermal.
A kind of air conditioning for automobiles comprising the automobile heat pump air-conditioning system of any of the above-described.
A kind of automobile comprising above-mentioned air conditioning for automobiles.
The beneficial effect of the utility model embodiment is:
Automobile heat pump air-conditioning system provided by the utility model can pass through indoor condensing unit and evaporation in heating and defrosting
Device heats twice to be met heating needs while reducing compressor along bad risk.Under heating circulation, evaporator is to high temperature and pressure
The heat of refrigerant carries out secondary use, increases system thermal efficiency.It can effectively reduce system high pressure after vehicle interior temperature increases simultaneously,
Reduction system pressure ratio, to reach protection compressor purpose.
Air conditioning for automobiles provided by the utility model, under heating circulation, evaporator to the heat of high-temperature high-pressure refrigerant into
Row secondary use increases system thermal efficiency.It can effectively reduce system high pressure after vehicle interior temperature increases simultaneously, reduce system pressure ratio,
To reach protection compressor purpose.
Automobile provided by the utility model, air-conditioning can heat in lower temperature.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is system principle schematic diagram provided by the embodiment of the utility model；
Fig. 2 is refrigeration cycle schematic diagram provided by the embodiment of the utility model；
Fig. 3 is that heating provided by the embodiment of the utility model recycles schematic diagram；
Fig. 4 is that heating and defrosting provided by the embodiment of the utility model recycles 1 schematic diagram；
Fig. 5 is that heating and defrosting provided by the embodiment of the utility model recycles 1 schematic diagram.
Icon: 100- evaporator；Condenser in the room 101-；102- gas-liquid separator；103- compressor；104- outdoor heat exchange
Device；105- condenser fan；106- wind heater；The first expansion valve of 107-；The second expansion valve of 108-；The second shut-off valve of 109-；
The first shut-off valve of 110-；111- third shut-off valve；The 4th shut-off valve of 112-.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " first ", " second " " third " etc. are only used for distinguishing
Description, is not understood to indicate or imply relative importance.
The orientation or positional relationship of the instructions such as term " on ", "lower", "inner", "outside" is orientation based on the figure or position
Set relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of description this
Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
In addition, the terms such as " vertical " are not offered as requiring absolute upright between component, but can be slightly tilted.As " hung down
Directly " only refer to that its direction is in contrast more vertical, be not indicate the structure have to it is completely vertical, but can be slightly
Inclination.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " etc. shall be understood in a broad sense.For example, it may be being fixedly connected, it is also possible to detachably connect
It connects, or is integrally connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
Connection.For the ordinary skill in the art, it can understand above-mentioned term in the present invention with concrete condition
Concrete meaning.
Embodiment
Referring to Fig. 1, the present embodiment provides a kind of air conditioning for automobiles comprising automobile heat pump air-conditioning system.Automobile heat pump is empty
Adjusting system comprising
Compression set, compression set are used for refrigerant compression to high-temperature high-pressure state；In the present embodiment, compression set
Including gas-liquid separator 102 and compressor 103, gas-liquid separator 102 is connected to compressor 103 and to be set to compression set remote
One end from outlet end.
Indoor condensing unit, indoor condensing unit are used for refrigerant condensation liquefaction and release heat；In the present embodiment,
Indoor condensing unit includes indoor condenser 101 and wind heater 106, and wind heater 106 is used to mend to indoor condenser 101
It fills heat source or wind heater 106 individually heats.
Vaporising device, vaporising device, which is used to absorb heat refrigerant, to be evaporated and reduces room temperature；In the present embodiment, it evaporates
Device includes evaporator 100.
Outdoor heat exchange device, outdoor heat exchange device is for exchanging heat with outdoor air for refrigerant and releasing heat；?
In the present embodiment, outdoor heat exchange device includes outdoor heat exchanger 104 and fan, and fan is for condensing indoor heat exchanger, in this reality
It applies in example, fan is condenser fan 105.
In the present embodiment, 103 outlet end of compressor is connected to indoor condenser 101 by third shut-off valve 111, is compressed
103 outlet end of machine is connected to outdoor heat exchanger 104 by the 4th shut-off valve 110.
103 input end of compressor is selectively communicated with outdoor heat exchanger 104 close to one end of compressor with outlet end, that is, is pressed
When 103 input end of contracting machine is connected to one end of outdoor heat exchanger 104, the end of 103 outlet end of compressor and outdoor heat exchanger 104
Portion is not connected to.The end of outdoor heat exchanger 104 is selectively connected to the input end of compressor 103 with outlet end, only may be selected
The input end of compressor 103 is connected to outlet end one.In the present embodiment, outdoor heat exchanger 104 and gas-liquid separator 102 into
Mouth end is controllably connected to by the first shut-off valve 110 and realizes 103 input end of compressor and outlet end selecting with outdoor heat exchanger 104
One selectively communicates with.
In the present embodiment, evaporator 100 is connected to indoor condenser 101 by the first expansion valve 107.
In the present embodiment, evaporator 100 is connected to outdoor heat exchanger 104 by the second expansion valve 108.
Evaporator 100 is connected to the input end of gas-liquid separator 102 by the second shut-off valve 109, and indoor condenser 101 is remote
One end from evaporator 100 is connected to the outlet end of compressor by third shut-off valve 111.
It should be noted that in other embodiments, compressor 103 also may be selected setting three-way valve and change respectively with outdoor
Hot device 104 is controllably connected to indoor condenser 101.
Referring to Fig. 2, the refrigeration cycle of automobile heat pump air-conditioning system provided in this embodiment:
Circulatory mediator is tetrafluoroethane, opens the 4th shut-off valve 112, realizes compressor 103 and outdoor heat exchanger 104 and connects
It is logical, third shut-off valve 111 is closed, compressor 103 is connected to not with indoor condenser 101, opens the second expansion valve 108, open
Second shut-off valve 109 closes the first shut-off valve 110.The refrigerant of high temperature and pressure is discharged compressor 103, passes through the 4th cut-off
Valve 112 is sent to outdoor heat exchanger 104 and releases heat, and the refrigerant of the high temperature and pressure by cooling enters the second expansion valve 108,
Low-temperature low-pressure refrigerant after throttling enters evaporator 100, flows to air cooling-down in car hold, and by the second shut-off valve 109
Enter gas-liquid separator 102, then qi of chong channel ascending adversely liquid/gas separator 102 flows into compressor 103, completes entire refrigeration cycle.
Referring to Fig. 3, the heating of automobile heat pump air-conditioning system provided in this embodiment recycles: circulatory mediator is tetrafluoro second
Alkane closes the 4th shut-off valve 112, is connected to compressor 103 not with outdoor heat exchanger 104.Third shut-off valve 111 is opened, makes to press
Contracting machine 103 is connected to indoor condenser 101, opens the first expansion valve 107, opens the second expansion valve 108, closes the second cut-off
Valve 109 opens the first shut-off valve 110.
The refrigerant of high temperature and pressure is discharged compressor 103, by third shut-off valve 111 enter the room condenser 101 into
Row is cooling for the first time, and carries out first time heating to air in cabin, and the refrigerant flowed out from indoor condenser 101 is swollen by first
Swollen valve 107 enters second of cooling of the progress of evaporator 100 after carrying out tentatively throttling, and carries out second of heating to air in cabin,
The medium temperature high-pressure refrigerant flowed out from evaporator 100 enters the second expansion valve 108 and throttles, and enters outdoor heat exchanger 104,
Low-temperature low-pressure refrigerant after absorbing heat enters gas-liquid separator 102 by the first shut-off valve 110, then from gas-liquid separator
102 enter compressor 103.
Referring to Fig. 4, the heating and defrosting of automobile heat pump air-conditioning system provided in this embodiment follows 1: circulatory mediator is tetrafluoro
Ethane, in addition to the first shut-off valve 110 is closed, other valves are opened.The refrigerant of high temperature and pressure is discharged compressor 103, leads to
It crosses third shut-off valve 111 and enters the room condenser 101 and cooled down, and air in cabin is heated；From indoor condenser 101
The refrigerant of outflow throttles by the first expansion valve 107, and the refrigerant after throttling enters gas-liquid by the second shut-off valve 109
Separator 102；The refrigerant of high temperature and pressure is discharged compressor 103 simultaneously, enters outdoor heat exchanger by the 4th shut-off valve 112
104 release heat, and condensed refrigerant throttles by the first expansion valve 107, subsequently enter evaporator 100 to car hold
Interior air carries out demisting；The low-temperature low-pressure refrigerant flowed out from evaporator 100 is together with the refrigerant that the first expansion valve 107 comes
Enter gas-liquid separator 102 by the second shut-off valve 109 and enters subsequent cycle subsequently into compressor 103.
Referring to Fig. 5, the heating and defrosting of automobile heat pump air-conditioning system provided in this embodiment recycles 2: the four shut-off valves
112 close, and third shut-off valve 111 is opened, and the first expansion valve 107 is opened with the second expansion valve 108, and the first shut-off valve 110 is beaten
It opens, the second shut-off valve 109 is closed.
The refrigerant of high temperature and pressure is discharged compressor 103, by the 4th shut-off valve 112 enter the room condenser 101 into
Row cooling, and the air flowed out to evaporator 100 heats；The refrigerant flowed out from indoor condenser 101 is swollen by first
Swollen valve 107 carries out demisting throttling, and evaporating temperature is controlled in dew-point temperature hereinafter, then refrigerant enters evaporator 100 simultaneously
Demisting is carried out to in-vehicle air, the refrigerant after demisting is throttled again by the second expansion valve 108, while evaporating temperature control
In environment temperature hereinafter, then refrigerant enters outdoor heat exchanger 104, the low-temp low-pressure that outdoor heat exchanger 104 flows out freezes system
Agent enters gas-liquid separator 102 by the first shut-off valve 110；Compressor 103 is subsequently entered into subsequent cycle.
The utility model embodiment can determine to reach using which kind of heating and defrosting circulation according to heat pump air conditioning system thermic load
To mitigation heat pump system load.
In summary the utility model has the beneficial effects that
Under heating circulation, evaporator carries out secondary use to the heat of high-temperature high-pressure refrigerant, increases system thermal efficiency.
It can effectively reduce system high pressure after vehicle interior temperature increases simultaneously, reduce system pressure ratio, to reach protection compressor purpose.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of automobile heat pump air-conditioning system characterized by comprising
Compression set, the compression set are used for refrigerant compression to high-temperature high-pressure state；
Indoor condensing unit, the interior condensing unit are used for refrigerant condensation liquefaction and release heat；
Vaporising device, the vaporising device, which is used to absorb heat refrigerant, to be evaporated and reduces room temperature；
Outdoor heat exchange device, the outdoor heat exchange device is for exchanging heat with outdoor air for refrigerant and releasing heat；
The compression set input end is selectively communicated with outlet end and one end of the outdoor heat exchange device, the outdoor heat exchange
The one end of device far from the compression set is controllably connected to the vaporising device, and the vaporising device is far from the outdoor heat exchange
One end of device and the input end of the indoor condensing unit and the compression set selectively communicate with, the interior condensation dress
One end far from the vaporising device is set controllably to be connected to the outlet end of the compression set.
2. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the compression set includes gas-liquid separation
Device and compressor, the gas-liquid separator are connected to the compressor and are set to one of the compression set far from outlet end
End.
3. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the interior condensing unit includes interior
Condenser and wind heater, the wind heater are used to carry out supplement or individually heating to the heat source of the indoor condenser.
4. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the vaporising device includes evaporator.
5. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the outdoor heat exchange device includes outdoor
Heat exchanger and the fan being set to outside the indoor heat exchanger.
6. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the vaporising device and the interior are cold
Solidifying device is connected to by the first expansion valve.
7. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the vaporising device is changed with the outdoor
Thermal is connected to by the second expansion valve.
8. automobile heat pump air-conditioning system according to claim 1, which is characterized in that the compression set and the interior are cold
It is provided with third shut-off valve between solidifying device, the 4th cut-off is provided between the compression set and the outdoor heat exchange device
Valve.
9. a kind of air conditioning for automobiles, which is characterized in that including the described in any item automobile heat pump air-conditioning systems of claim 1-8.
10. a kind of automobile, which is characterized in that including air conditioning for automobiles as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821608138.XU CN209159336U (en) | 2018-09-29 | 2018-09-29 | Automobile heat pump air-conditioning system, air conditioning for automobiles and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821608138.XU CN209159336U (en) | 2018-09-29 | 2018-09-29 | Automobile heat pump air-conditioning system, air conditioning for automobiles and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209159336U true CN209159336U (en) | 2019-07-26 |
Family
ID=67332740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821608138.XU Active CN209159336U (en) | 2018-09-29 | 2018-09-29 | Automobile heat pump air-conditioning system, air conditioning for automobiles and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209159336U (en) |
-
2018
- 2018-09-29 CN CN201821608138.XU patent/CN209159336U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201211 Address after: No. 2001, Jinkai Avenue, North New District, Yubei District, Chongqing Patentee after: Chongqing super force electric appliance Co.,Ltd. Address before: No. 2001, Jinkai Avenue, new North District, Chongqing Patentee before: CHONGQING CHAOLI HI-TECH Co.,Ltd. |
|
| TR01 | Transfer of patent right |