CN207299601U - A kind of automobile using Gas-supplying enthalpy-increasing air-conditioning - Google Patents
A kind of automobile using Gas-supplying enthalpy-increasing air-conditioning Download PDFInfo
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- CN207299601U CN207299601U CN201720938029.3U CN201720938029U CN207299601U CN 207299601 U CN207299601 U CN 207299601U CN 201720938029 U CN201720938029 U CN 201720938029U CN 207299601 U CN207299601 U CN 207299601U
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- heat exchanger
- major loop
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- working medium
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Abstract
The utility model provides a kind of automobile using Gas-supplying enthalpy-increasing air-conditioning, including：The heat-exchange working medium being made of compressor, outdoor heat exchanger, major loop restricting element, indoor heat exchanger, four-way valve circulates major loop, major loop between indoor heat exchanger and major loop restricting element is equipped with plate heat exchanger, set up subsidiary loop separately on major loop between plate heat exchanger and major loop restricting element, the subsidiary loop is connected to the plate heat exchanger after being sequentially connected solenoid valve, electric expansion valve, then the intermediate fill gas mouth of the compressor is connected to by the plate heat exchanger.The utility model, by subsidiary loop to compressor tonifying Qi, improves the internal circulating load of heat-exchange working medium, can improve heating capacity compared to the prior art.
Description
Technical field
A kind of air-conditioning equipment is the utility model is related to, particularly a kind of automobile using Gas-supplying enthalpy-increasing air-conditioning.
Background technology
Automobile heat pump air conditioner mainly includes the components such as indoor heat exchanger, outdoor heat exchanger, compressor and four-way valve.Pass through
Four-way valve realizes the switching of cooling condition and heating condition, when heat pump air conditioner runs on cooling condition, indoor heat exchanger
As evaporator, outdoor heat exchanger becomes condenser；When heat pump type air conditioner runs on heating condition, indoor heat exchanger becomes
Condenser, outdoor heat exchanger become evaporator.In heating condition, if outdoor is in low temperature environment, outdoor heat exchanger cannot
Quick heat exchange, have impact on heating effect.Add to meet the heating needs of low temp area air conditioning for automobiles, it is necessary to increase auxiliary electricity
Heat, adds the energy consumption of automobile.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the purpose of the utility model is to provide a kind of automobile using Gas-supplying enthalpy-increasing
Air-conditioning.
To reach above-mentioned purpose, technical solution is used by the utility model solves its technical problem：A kind of automobile using
Gas-supplying enthalpy-increasing air-conditioning, including：It is made of compressor, outdoor heat exchanger, major loop restricting element, indoor heat exchanger, four-way valve
Heat-exchange working medium circulates major loop, and the major loop between indoor heat exchanger and major loop restricting element is equipped with plate heat exchanger, in plate
Set up subsidiary loop on major loop between formula heat exchanger and major loop restricting element separately, the subsidiary loop be sequentially connected solenoid valve,
The plate heat exchanger is connected to after electric expansion valve, then the second vapor injection of the compressor is connected to by the plate heat exchanger
Mouthful.
The utility model, by subsidiary loop to compressor tonifying Qi, improves following for heat-exchange working medium compared to the prior art
Circular rector, can improve heating capacity.
Further, the major loop restricting element is two-way heating power expansion valve.
Further, in kind of refrigeration cycle, the solenoid valve disconnects, and subsidiary loop does not work；It is described when heating circulation
Solenoid valve is opened, and heat-exchange working medium is cooled down through the indoor heat exchanger, plate heat exchanger, all the way described in major loop heat-exchange working medium process
Two-way heating power expansion valve enters compressor air suction mouth into outdoor heat exchanger；Another way subsidiary loop heat-exchange working medium is through electronic expansion
Valve throttling cooling, then absorbs the heat of major loop, major loop heat-exchange working medium is subcooled again, auxiliary by the plate heat exchanger
The heat-exchange working medium in circuit is helped to be changed into the heat-exchange working medium gas of middle pressure to compressor intermediate fill gas mouth tonifying Qi.
Using the above preferred scheme, during heating, subsidiary loop be by being drawn after the cooling down again of plate heat exchanger, this
The heat-exchange working medium that sample enters electric expansion valve is pure liquid, ensure that the stability of electric expansion valve, improves electric expansion valve
Capacity, while the degree of supercooling of system is improved, make the heating capacity of system increase.
Further, pressure inspection sensor is equipped with the intermediate fill gas mouth of the compressor.
Using the above preferred scheme, it is easy to implement the control to electric expansion valve in subsidiary loop, it is ensured that system is stablized.
Further, the outdoor heat exchanger is equipped with temperature detector sensor.
Further, the indoor heat exchanger is equipped with temperature detector sensor.
Using the above preferred scheme, by the temperature computation degree of superheat of detection, electric expansion valve in subsidiary loop is fitted
When be opened and closed, realize stablize heating.
Further, gas-liquid separator is connected in the air inlet pipeline of the compressor.
Using the above preferred scheme, prevent liquid heat-exchange working medium from entering compressor, it is ensured that compressor steady operation.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of structure diagram of embodiment of the utility model.
Numeral and the title of the corresponding component represented by letter in figure：
1- compressors；2- outdoor heat exchangers；3- major loop restricting elements；4- indoor heat exchangers；5- four-way valves；6- is board-like to be changed
Hot device；7- solenoid valves；8- electric expansion valves；9- gas-liquid separators.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of automobile using Gas-supplying enthalpy-increasing air-conditioning, including：By compressor 1, outdoor heat exchanger 2, major loop section
The heat-exchange working medium circulation major loop that fluid element 3, indoor heat exchanger 4, four-way valve 5 form, indoor heat exchanger 4 and major loop throttling member
Major loop between part 3 is equipped with plate heat exchanger 6, sets up separately on the major loop between plate heat exchanger 6 and major loop restricting element 3
Subsidiary loop, the subsidiary loop are connected to plate heat exchanger 6 after being sequentially connected solenoid valve 7, electric expansion valve 8, then by board-like
Heat exchanger 6 is connected to the intermediate fill gas mouth of compressor 1.
It is using the beneficial effect of above-mentioned technical proposal：By subsidiary loop to compressor tonifying Qi, heat-exchange working medium is improved
Internal circulating load, heating capacity can be improved.
In other embodiments of the utility model, in order to achieve the purpose that to increase heating effect, major loop throttling
Element 3 is two-way heating power expansion valve；In kind of refrigeration cycle, solenoid valve 7 disconnects, and subsidiary loop does not work；When heating circulation, electricity
Magnet valve 7 is opened, and heat-exchange working medium is cooled down through indoor heat exchanger 4, plate heat exchanger 6, and major loop heat-exchange working medium is by described double all the way
Enter outdoor heat exchanger 2 to heating power expansion valve and enter 1 air entry of compressor；Another way subsidiary loop heat-exchange working medium is through electronic expansion
The throttling cooling of valve 8, then absorbs the heat of major loop by plate heat exchanger 6, and major loop heat-exchange working medium is subcooled, aided in again
The heat-exchange working medium in circuit is changed into the heat-exchange working medium gas of middle pressure to 1 intermediate fill gas mouth tonifying Qi of compressor.Using above-mentioned technical proposal
Beneficial effect be：During heating, subsidiary loop is by being drawn after the cooling down again of plate heat exchanger 6, and it is swollen so to enter electronics
The heat-exchange working medium of swollen valve 8 is pure liquid, ensure that the stability of electric expansion valve 8, improves the capacity of electric expansion valve 8, at the same time
The degree of supercooling of system is improved, makes the heating capacity of system increase.
In other embodiments of the utility model, in order to achieve the purpose that control pressure, mended among compressor 1
Pressure inspection sensor is equipped with gas port.It is using the beneficial effect of above-mentioned technical proposal：It is easy to implement to electric in subsidiary loop
The control of sub- expansion valve, it is ensured that system is stablized.
In other embodiments of the utility model, in order to achieve the purpose that to control the degree of superheat, on outdoor heat exchanger 2
Equipped with temperature detector sensor；Indoor heat exchanger 4 is equipped with temperature detector sensor.Using the beneficial effect of above-mentioned technical proposal
It is：By the temperature computation degree of superheat of detection, electric expansion valve in subsidiary loop is opened and closed in due course, realizes and stablizes heating.
In other embodiments of the utility model, in order to achieve the purpose that protect compressor, compressor 1 into
Gas-liquid separator is connected in gas port pipeline.It is using the beneficial effect of above-mentioned technical proposal：Prevent liquid heat-exchange working medium from entering pressure
Contracting machine, it is ensured that compressor steady operation.
Above-described embodiment is only to illustrate the technical concepts and features of the utility model, and its object is to allow the common skill in this area
Art personnel can understand the content of the utility model and be carried out, and can not limit the scope of protection of the utility model with this,
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover in the scope of protection of the utility model
It is interior.
Claims (4)
1. a kind of automobile using Gas-supplying enthalpy-increasing air-conditioning, including：By compressor, outdoor heat exchanger, major loop restricting element, indoor heat exchange
The heat-exchange working medium circulation major loop of device, four-way valve composition, it is characterised in that the master between indoor heat exchanger and major loop restricting element
Circuit is equipped with plate heat exchanger, sets up subsidiary loop, institute on the major loop between plate heat exchanger and major loop restricting element separately
State after subsidiary loop is sequentially connected solenoid valve, electric expansion valve and be connected to the plate heat exchanger, then by the plate heat exchanger
It is connected to the intermediate fill gas mouth of the compressor；The major loop restricting element is two-way heating power expansion valve；In kind of refrigeration cycle,
The solenoid valve disconnects, and subsidiary loop does not work；When heating circulation, the solenoid valve is opened, and heat-exchange working medium is through the interior
Heat exchanger, plate heat exchanger cooling, major loop heat-exchange working medium enters outdoor heat exchanger by the two-way heating power expansion valve all the way
Into compressor air suction mouth；Another way subsidiary loop heat-exchange working medium throttles through electric expansion valve to cool down, then by described board-like
Heat exchanger absorbs the heat of major loop, and major loop heat-exchange working medium is subcooled again, and the heat-exchange working medium of subsidiary loop is changed into middle pressure
Heat-exchange working medium gas is to compressor intermediate fill gas mouth tonifying Qi；Pressure inspection is equipped with the intermediate fill gas mouth of the compressor to sense
Device.
2. automobile using Gas-supplying enthalpy-increasing air-conditioning according to claim 1, it is characterised in that the outdoor heat exchanger is equipped with temperature
Spend detection sensor.
3. automobile using Gas-supplying enthalpy-increasing air-conditioning according to claim 2, it is characterised in that the indoor heat exchanger is equipped with temperature
Spend detection sensor.
4. automobile using Gas-supplying enthalpy-increasing air-conditioning according to claim 3, it is characterised in that in the inlet tube of the compressor
Gas-liquid separator is connected in road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720938029.3U CN207299601U (en) | 2017-07-31 | 2017-07-31 | A kind of automobile using Gas-supplying enthalpy-increasing air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720938029.3U CN207299601U (en) | 2017-07-31 | 2017-07-31 | A kind of automobile using Gas-supplying enthalpy-increasing air-conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207299601U true CN207299601U (en) | 2018-05-01 |
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ID=62447701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720938029.3U Active CN207299601U (en) | 2017-07-31 | 2017-07-31 | A kind of automobile using Gas-supplying enthalpy-increasing air-conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207299601U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269135A (en) * | 2018-11-08 | 2019-01-25 | 上海北特科技股份有限公司 | Electric automobile air conditioner heat pump system and electric car including it |
| CN109297208A (en) * | 2018-11-08 | 2019-02-01 | 上海北特科技股份有限公司 | Air-conditioning heat pump system for electric vehicle and electric vehicle including the same |
| WO2021073186A1 (en) * | 2019-10-16 | 2021-04-22 | 南京航空航天大学 | Helicopter multi-cabin two-mode air conditioning system employing compressor intermediate air supplementation technology |
-
2017
- 2017-07-31 CN CN201720938029.3U patent/CN207299601U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269135A (en) * | 2018-11-08 | 2019-01-25 | 上海北特科技股份有限公司 | Electric automobile air conditioner heat pump system and electric car including it |
| CN109297208A (en) * | 2018-11-08 | 2019-02-01 | 上海北特科技股份有限公司 | Air-conditioning heat pump system for electric vehicle and electric vehicle including the same |
| WO2021073186A1 (en) * | 2019-10-16 | 2021-04-22 | 南京航空航天大学 | Helicopter multi-cabin two-mode air conditioning system employing compressor intermediate air supplementation technology |
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