CN203501517U - Automobile air conditioning system - Google Patents
Automobile air conditioning system Download PDFInfo
- Publication number
- CN203501517U CN203501517U CN201320533428.3U CN201320533428U CN203501517U CN 203501517 U CN203501517 U CN 203501517U CN 201320533428 U CN201320533428 U CN 201320533428U CN 203501517 U CN203501517 U CN 203501517U
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- conditioning system
- condenser
- air
- cooling medium
- expansion valve
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Abstract
The utility model relates to an automobile air conditioning system, which is used for solving the problem that when the external environment temperature is higher or an automobile is in the idle speed state, the refrigeration efficiency of the traditional automobile air conditioning system is low. The automobile air conditioning system comprises a compressor, a condenser, an expansion valve, an evaporator and a cooling medium circulation pipeline, wherein the compressor, the condenser, the expansion valve and the evaporator are sequentially connected in the cooling medium circulation pipeline. The automobile air conditioning system is characterized in that a subcooler is arranged between the condenser and the expansion valve, and a turbine blower matched with the subcooler is arranged on an exhaust pipeline of an engine. The automobile air conditioning system has the characteristic that the compatibility with components of the original air conditioning system is good, the refrigerating efficiency of the air conditioner can be improved, the energy of the tail gas of the engine can be fully utilized, and the goals of improving the vehicle economy and the riding comfort are reached.
Description
Technical field
The utility model relates to a kind of mounted air conditioner system, and especially a kind of automotive air-conditioning system that is provided with secondary condensing unit belongs to airhandling equipment technical field in vehicle chamber.
Background technology
Referring to accompanying drawing 1, automotive air-conditioning system mainly comprises compressor 3, condenser 4, expansion valve 6 and evaporimeter 7, its course of work is: cooling medium is compressed by compressor 3, become the gas of HTHP, the gas of HTHP enters condenser 4, condenser is by condenser air mover 5 and extraneous cold air heat exchange, the liquid that becomes HTHP (becomes saturated liquid state from gaseous state, emit a large amount of heats), the liquid of HTHP enters expansion valve 6, throttling through expansion valve 6, become the liquid of low-temp low-pressure, the liquid of low-temp low-pressure enters evaporimeter 7, now evaporator air mover 8 absorbs car Indoor Thermal air, carry out heat exchange with the liquid in evaporimeter 7, the gas that cooling medium becomes low-temp low-pressure (becomes gaseous state from liquid state, absorb a large amount of heats), the gas of low-temp low-pressure is got back to compressor 3 and is compressed, so far complete a circulation.
The defect that traditional automotive air-conditioning system exists is: when ambient temperature is higher or during auto idle speed, condenser 4 is insufficient with external environment heat exchange, cooling medium is gas-liquid mixture state after condenser 4, can not become the liquid of HTHP completely, gas-liquid mixture enters evaporimeter 7 through expansion valve 6, due to what have gas, have that (perfect condition is that neat liquid becomes gas, now evaporator capacity is maximum), the refrigerating capacity of evaporimeter 7 can reduce, affected the refrigerating capacity of automotive air-conditioning system, made vehicle riding comfort variation.And for head it off, can only by transmission mechanism 2, transmit more powerful driving force by increasing the rotating speed of engine 1, and with this, promote the refrigerating capacity of air-conditioning, can cause like this increase of automobile fuel consumption, be unfavorable for the improvement of vehicle economy energy.
Utility model content
The purpose of this utility model is the drawback for prior art, and a kind of refrigerating efficiency that can improve air-conditioning is provided, and can make full use of again the energy of motor exhaust, realizes the automotive air-conditioning system that improves vehicle economy and riding comfort effect.
Problem described in the utility model realizes with following technical proposals:
A kind of automotive air-conditioning system, it comprises compressor, condenser, expansion valve, evaporimeter and cooling medium circulation line, described compressor, condenser, expansion valve and evaporimeter are connected in turn in cooling medium circulation line, its special feature is: between condenser and expansion valve, subcooler is set, the turbine blower mating with subcooler is set on waste pipe road.
Above-mentioned automotive air-conditioning system, in described subcooler, cooling medium is by turbine blower and outside air heat exchange, described turbine blower comprises exhaust gas turbine and air blast turbine, and described exhaust gas turbine is arranged in engine exhaust pipeline, and described air blast turbine and exhaust gas turbine coaxially assemble.
Above-mentioned automotive air-conditioning system, described compressor is connected with the output shaft of engine by transmission mechanism.
Above-mentioned automotive air-conditioning system, described condenser is provided with condenser air mover, and in condenser, cooling medium carries out heat exchange by condenser air mover and outside air.
Above-mentioned automotive air-conditioning system, described evaporimeter is provided with evaporator air mover, and car room air carries out heat exchange by cooling medium in evaporator air mover and evaporimeter.
The utility model arranges subcooler between condenser and expansion valve, the structure of this subcooler is identical with function and condenser, when the cooling medium through condenser does not liquefy (in gas-liquid mixture state) completely, the cooling medium of gas-liquid mixed is again cooling by subcooler, guarantees that the cooling medium that enters expansion valve liquefies completely.In order to improve speed air flow and the circulation at subcooler place, improve heat exchange efficiency, the utility model is provided with turbine blower on engine exhaust pipeline, utilize energy of engine's tail gas to drive exhaust gas turbine rotation, exhaust gas turbine drives air blast turbine rotation air draught, at subcooler place, form powerful cooling-air stream, the gaseous refrigerant in subcooler and air carry out heat exchange, change liquid state into and enter expansion valve.The utility model does not change former automotive air-conditioning system component structural, subcooler and turbocharging type air blast have only been increased, there is the feature good with former automotive air-conditioning system component universality, it can improve the refrigerating efficiency of air-conditioning, can make full use of the energy of motor exhaust again, reach the object of improving vehicle economy and riding comfort.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is traditional automotive air-conditioning system structural representation;
Fig. 2 is the utility model structural representation.
In figure, each list of reference numerals is: 1, engine, 1-1, gas exhaust piping, 2, transmission mechanism, 3, compressor, 4, condenser, 5, condenser air mover, 6, expansion valve, 7, evaporimeter, 8, evaporator air mover, 9, subcooler, 10, turbine blower, 10-1, exhaust gas turbine, 10-2, air blast turbine.
The specific embodiment
Referring to Fig. 1, traditional automotive air-conditioning system mainly comprises compressor 3, condenser 4, expansion valve 6 and evaporimeter 7, its course of work is: cooling medium is compressed by compressor 3, become the gas of HTHP, the gas of HTHP enters condenser 4, condenser is by condenser air mover 5 and extraneous cold air heat exchange, the liquid that becomes HTHP (becomes saturated liquid state from gaseous state, emit a large amount of heats), the liquid of HTHP enters expansion valve 6, throttling through expansion valve 6, become the liquid of low-temp low-pressure, the liquid of low-temp low-pressure enters evaporimeter 7, now evaporator air mover 8 absorbs car Indoor Thermal air, carry out heat exchange with the liquid in evaporimeter 7, the gas that cooling medium becomes low-temp low-pressure (becomes gaseous state from liquid state, absorb a large amount of heats), the gas of low-temp low-pressure is got back to compressor 3 and is compressed, so far complete a circulation.Traditional automotive air-conditioning system is in ambient temperature during higher or auto idle speed, condenser 4 is insufficient with the heat exchange of external environment, cooling medium is gas-liquid mixture state after condenser 4, can not become the liquid of HTHP completely, gas-liquid mixture enters evaporimeter 7 through expansion valve 6, and owing to there being the existence of gas, the refrigerating capacity of evaporimeter 7 can reduce, affected the refrigerating capacity of automotive air-conditioning system, made vehicle riding comfort variation.
Referring to Fig. 2, the utility model comprises compressor 3, condenser 4, expansion valve 6, evaporimeter 7 and cooling medium circulation line, described compressor 3, condenser 4, expansion valve 6 and evaporimeter 8 are connected in turn in cooling medium circulation line, its special feature is: between condenser 4 and expansion valve 6, subcooler 9 is set, the turbine blower 10 mating with subcooler 9 is set on the gas exhaust piping 1-1 of engine 1; In described subcooler 9, cooling medium is by turbine blower 10 and outside air heat exchange, described turbine blower 10 comprises exhaust gas turbine 10-1 and air blast turbine 10-2, described exhaust gas turbine 10-1 is arranged in the gas exhaust piping 1-1 of engine 1, and described air blast turbine 10-2 and exhaust gas turbine 10-1 coaxially assemble.
Referring to Fig. 2, the structure of subcooler 9 of the present utility model and function are identical with condenser 4, when the cooling medium through condenser 4 does not liquefy (in gas-liquid mixture state) completely, the cooling medium of gas-liquid mixed is again cooling by subcooler 9, guarantees that the cooling medium that enters expansion valve 6 liquefies completely.The utility model is provided with turbine blower 10 on engine exhaust pipeline, it utilizes the tail gas energy of engine 1 to drive exhaust gas turbine 10-1 rotation, by exhaust gas turbine 10-1, drive air blast turbine 10-2 rotation air draught again, at subcooler 9 places, form powerful cooling-air stream, gaseous cooling medium in subcooler 9 and air carry out heat exchange, change liquid state into and enter expansion valve 6.
Claims (5)
1. an automotive air-conditioning system, it comprises compressor (3), condenser (4), expansion valve (6), evaporimeter (7) and cooling medium circulation line, described compressor (3), condenser (4), expansion valve (6) and evaporimeter (8) are connected in turn in cooling medium circulation line, it is characterized in that, between condenser (4) and expansion valve (6), subcooler (9) is set, the upper turbine blower (10) mating with subcooler (9) that arranges of gas exhaust piping (1-1) in engine (1).
2. a kind of automotive air-conditioning system according to claim 1, it is characterized in that, in described subcooler (9), cooling medium is by turbine blower (10) and outside air heat exchange, described turbine blower (10) comprises exhaust gas turbine (10-1) and air blast turbine (10-2), described exhaust gas turbine (10-1) is arranged in the gas exhaust piping (1-1) of engine (1), and described air blast turbine (10-2) coaxially assembles with exhaust gas turbine (10-1).
3. a kind of automotive air-conditioning system according to claim 1 and 2, is characterized in that, described compressor (3) is connected with the output shaft of engine (1) by transmission mechanism (2).
4. a kind of automotive air-conditioning system according to claim 1 and 2, is characterized in that, described condenser (4) is provided with condenser air mover (5), and in condenser (4), cooling medium carries out heat exchange by condenser air mover (5) and outside air.
5. a kind of automotive air-conditioning system according to claim 1 and 2, is characterized in that, described evaporimeter (7) is provided with evaporator air mover (8), and car room air carries out heat exchange by the middle cooling medium of evaporator air mover (8) and evaporimeter (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533428.3U CN203501517U (en) | 2013-08-30 | 2013-08-30 | Automobile air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533428.3U CN203501517U (en) | 2013-08-30 | 2013-08-30 | Automobile air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203501517U true CN203501517U (en) | 2014-03-26 |
Family
ID=50332493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320533428.3U Expired - Fee Related CN203501517U (en) | 2013-08-30 | 2013-08-30 | Automobile air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203501517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085481A (en) * | 2021-04-12 | 2021-07-09 | 北汽福田汽车股份有限公司 | Air conditioning system, control method of air conditioning system and vehicle |
-
2013
- 2013-08-30 CN CN201320533428.3U patent/CN203501517U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085481A (en) * | 2021-04-12 | 2021-07-09 | 北汽福田汽车股份有限公司 | Air conditioning system, control method of air conditioning system and vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20210830 |
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| CF01 | Termination of patent right due to non-payment of annual fee |