CN102519162A - Automobile heat pump air conditioning system - Google Patents
Automobile heat pump air conditioning system Download PDFInfo
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- CN102519162A CN102519162A CN2011104543662A CN201110454366A CN102519162A CN 102519162 A CN102519162 A CN 102519162A CN 2011104543662 A CN2011104543662 A CN 2011104543662A CN 201110454366 A CN201110454366 A CN 201110454366A CN 102519162 A CN102519162 A CN 102519162A
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Abstract
The invention relates to an automobile heat pump air conditioning system, which solves the problems that the existing automobile air conditioning system can not heat, only depends on engine cooling water to provide heat and has low efficiency. In the technical scheme, a refrigerant outflow port of a compressor is connected with a liquid inlet of an external machine assembly through a condenser core, a valve part of a heating expansion valve and a first electromagnetic stop valve, and the refrigerant outflow port is also connected with the liquid inlet of the external machine assembly through a third electromagnetic stop valve; the liquid outlet of the vehicle exterior assembly is connected with the refrigerant inflow port of the compressor through a second stop valve, a valve part of a refrigeration expansion valve, an evaporator core body and a temperature sensing part of the refrigeration expansion valve, and the liquid outlet of the vehicle exterior assembly is also connected with the refrigerant inflow port of the compressor through a fourth electromagnetic stop valve and the temperature sensing part of a heating expansion valve; the condenser core and the evaporator core are positioned between the blower motor and the air door. The invention has simple structure, can realize two working conditions of heating and hot-cold, and has high heating efficiency, good performance, low manufacturing cost and simple and convenient control.
Description
Technical field
The present invention relates to a kind of automotive air-conditioning system, concrete is to say a kind of tide of motorism pump air conditioner system.
Background technology
At present, widely used air-conditioning system only can satisfy the requirement of cooling condition in summer in the automobile, and the winter heating operating mode is to utilize the higher engine cooling water of temperature to add hot-air to satisfy that comfortableness requires in the car.Along with the progress of science and the continuous development of auto industry; The efficient of automobile engine is increasingly high; It is fewer and feweri that this just makes that engine can be used for the waste heat of heating in the winter time under the operating mode; For safety and comfortableness requirement, the long intensification cycle is unacceptable with defrosting effect slowly, and assistant heating means of adding separately in auto manufacturing such as electrical heating, damping at present heats or the like that still there are deficiency in manufacturing cost height, poor-performing, heating efficiency again.
Summary of the invention
The objective of the invention is in order to solve the problems of the technologies described above, provide a kind of simple in structure, can realize heating and the cold two kinds of operating modes of heat, heating efficiency is high, performance is good, low cost of manufacture, the easy tide of motorism pump air conditioner system of control.
Technical scheme comprises the outer machine assembly of car, blower motor, air door and compressor; The cold-producing medium flow export of said compressor machine assembly inlet outside cold doubtful device fuse, the valve portion that heats expansion valve, first electromagnet cut off valve and car is connected, said cold-producing medium flow export also through the 3rd electromagnet cut off valve and car outward machine assembly inlet be connected; The outer machine assembly liquid outlet of said car is connected with the cold-producing medium inflow entrance of compressor through the temperature-sensitive portion of the valve portion of second stop valve, refrigeration expansion valve, evaporator core, refrigeration expansion valve, and also warp the 4th electromagnet cut off valve, the temperature-sensitive portion that heats expansion valve are connected with the cold-producing medium inflow entrance of compressor machine assembly liquid outlet outside the said car; Said condenser fuse and evaporator core are between blower motor and air door.
Also be provided with the auxilliary heater of electricity between said blower motor and the air door.
The present invention has abandoned traditional Vehicular refrigeration air conditioner that only is used for cooling condition, adopts heat pump air conditioner, through heating or cooling condition is controlled the different open and-shut modes of four electromagnet cut off valve down; The various flows that realizes cold-producing medium to, and then make and blow out cold wind or hot blast in the air door, further; But cooperate also fast lifting room temperature of the auxilliary heating of electricity; The control of this connected mode is very simple, does not rely on the cooling water of engine that thermal source is provided, and heating efficiency height, low cost of manufacture, power consumption are few.
Description of drawings
Fig. 1 is an arrangement schematic diagram of the present invention;
Fig. 2 is a cooling condition flow of refrigerant sketch map of the present invention;
Fig. 3 is a heating condition flow of refrigerant sketch map of the present invention.
Wherein, the outer machine assembly of 1-compressor, 1.1-cold-producing medium flow export, 1.2-cold-producing medium inflow entrance, 2-car, 2.1-inlet, 2.2-liquid outlet, 3-first electromagnet cut off valve 1,4-the 4th electromagnet cut off valve, 5-the 3rd electromagnetism stop valve, 6-second electromagnet cut off valve, 7-heat expansion valve, 8-refrigeration expansion valve, 9-evaporator core, 10-condenser fuse, the auxilliary heating of 11-electricity, 12-blower motor, 13-air door.
The specific embodiment
With reference to Fig. 1; The cold-producing medium flow export 1.1 of said compressor 1 machine assembly inlet 2.1 outside cold doubtful device fuse 10, the valve portion that heats expansion valve 7, first electromagnet cut off valve 3 and car is connected, said cold-producing medium flow export 1.2 also through the 3rd electromagnet cut off valve 5 and car outward the inlet 2.1 of machine assembly 2 be connected; The liquid outlet 2.2 of the outer machine assembly 2 of said car is connected with the cold-producing medium inflow entrance 1.2 of compressor 1 through the temperature-sensitive portion of the valve portion of second stop valve 6, refrigeration expansion valve 8, evaporator core 9, refrigeration expansion valve 8, and the temperature-sensitive portion that said liquid outlet 2.2 goes back warp the 4th electromagnet cut off valve 4, heat expansion valve 7 is connected with the cold-producing medium inflow entrance 1.2 of compressor 1; The auxilliary heater 11 of said condenser fuse 10, evaporator core 9 and electricity is between blower motor 12 and air door 13.
The course of work:
The refrigerant flow direction of the cold operating mode of heat and the course of work are seen accompanying drawing 2 (flow direction of cold-producing medium is shown in arrow among the figure); During refrigeration; Control first electromagnet cut off valve 3,4 outages of the 4th electromagnet cut off valve are closed, the 3rd electromagnet cut off valve 5,6 energisings of second electromagnet cut off valve are opened, cold-producing medium is discharged by cold-producing medium flow export 1.1 by compressor 1 compression back; After 2 condensations of machine assembly are lowered the temperature outside piping is flowed through the 3rd electromagnetism stop valve 5 and inlet 2.1 entering cars; By the liquid outlet 2.2 second electromagnetism stop valve 6 of flowing through, through getting into evaporator core 9 after the valve portion throttling step-down of refrigeration expansion valve 8, blower motor 12 is opened air draughts simultaneously; Wind is by air door 13 entering and through evaporator core 9; Flow through cold-producing medium endothermic gasification in the evaporator core 9 has reduced the temperature of evaporator core 9 ambient wind, and the wind after the cooling all enters driver's cabin through blower motor 12 and reaches the refrigeration purpose.Cold-producing medium in the evaporator core 9 after the gasification returns compressor 1 cold-producing medium inflow entrance 1.2 through pipeline through the temperature-sensitive portion of evaporator core 9 and compress again, accomplishes and circulates.
The refrigerant flow direction of heating condition and the course of work are seen accompanying drawing 3 (flow direction of cold-producing medium is shown in arrow among the figure); The 3rd electromagnet cut off valve 5,6 outages of second electromagnet cut off valve are closed, and first electromagnet cut off valve 3,4 energisings of the 4th electromagnet cut off valve are opened, cold-producing medium by compressor 1 compression after cold-producing medium flow export 1.1 discharge; Flow into condenser fuse 10 through piping; Air blast 12 is opened air draught, wind is got into by air door 13 and through condenser fuse 10, the condensation of refrigerant heat release of the condenser fuse 10 of flowing through is liquefied, and the temperature heat absorption of condenser fuse 10 ambient wind is heated up; Wind after the cooling all enters driver's cabin through blower motor 12, reaches to heat purpose.Cold-producing medium after the liquefaction is through heating the valve portion throttling step-down of expansion valve 7; The first electromagnetism stop valve 3 and the inlet 2.1 of flowing through again gets into the outer machine assembly 2 of cars; Cold-producing medium outside absorbing car in the machine assembly 2 endothermic gasification become gaseous state; The liquid outlet 2.2 of the machine assembly 2 outside absorbing car of the cold-producing medium after the gasification compresses through the 4th electromagnetism stop valve 4 and the cold-producing medium inflow entrance 1.2 that the temperature-sensitive portion that heats expansion valve returns compressor 1 through pipeline again, accomplishes circulation.According to concrete environmental requirement and intensification needs, can connect the power supply of the auxilliary heater 11 of electricity this moment simultaneously, begins the auxilliary heating of electricity simultaneously, and the temperature of the wind that blows out of the raising blower motor 12 of express delivery more is for driver's cabin heats intensification rapidly.
Saidly heat expansion valve 7 and refrigeration expansion valve 9 can be selected the expansion valve of existing H type for use, the switching degree that can come control valve portion valve according to the temperature of the fluid of its temperature-sensitive portion that flows through is the fluid throttling step-down of the valve portion of flowing through.
The open and close controlling of said electromagnet cut off valve can be artificial or be controlled its break-make automatically through CPU.
Claims (2)
1. tide of motorism pump air conditioner system; Comprise the outer machine assembly of car, blower motor, air door and compressor; It is characterized in that; The cold-producing medium flow export of said compressor machine assembly inlet outside cold doubtful device fuse, the valve portion that heats expansion valve, first electromagnet cut off valve and car is connected, said cold-producing medium flow export also through the 3rd electromagnet cut off valve and car outward machine assembly inlet be connected; The outer machine assembly liquid outlet of said car is connected with the cold-producing medium inflow entrance of compressor through the temperature-sensitive portion of the valve portion of second stop valve, refrigeration expansion valve, evaporator core, refrigeration expansion valve, and also warp the 4th electromagnet cut off valve, the temperature-sensitive portion that heats expansion valve are connected with the cold-producing medium inflow entrance of compressor machine assembly liquid outlet outside the said car; Said condenser fuse, evaporator core are between blower motor and air door.
2. tide of motorism pump air conditioner system as claimed in claim 1 is characterized in that, also is provided with the auxilliary heater of electricity between said blower motor and the air door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104543662A CN102519162A (en) | 2011-12-30 | 2011-12-30 | Automobile heat pump air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104543662A CN102519162A (en) | 2011-12-30 | 2011-12-30 | Automobile heat pump air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102519162A true CN102519162A (en) | 2012-06-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104543662A Pending CN102519162A (en) | 2011-12-30 | 2011-12-30 | Automobile heat pump air conditioning system |
Country Status (1)
| Country | Link |
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| CN (1) | CN102519162A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851685A (en) * | 2012-12-03 | 2014-06-11 | 阿布杜林·易李杜铯 | Device for heating and/or hot water supply |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2443301Y (en) * | 2000-10-20 | 2001-08-15 | 鲍士雄 | Heat pump type air conditioning equipment |
| JP2002098430A (en) * | 2000-07-21 | 2002-04-05 | Nippon Soken Inc | Heat pump cycle |
| JP2004142551A (en) * | 2002-10-23 | 2004-05-20 | Sanden Corp | Air conditioning device for vehicle |
| JP2004322933A (en) * | 2003-04-25 | 2004-11-18 | Toyota Industries Corp | Refrigerating cycle device for vehicle |
| CN1709734A (en) * | 2005-07-07 | 2005-12-21 | 上海交通大学 | Electric automobile heat-pump air-conditioning system |
| CN101078568A (en) * | 2006-05-24 | 2007-11-28 | 比亚迪股份有限公司 | Electric automobile air-conditioning system |
| CN101290177A (en) * | 2008-05-20 | 2008-10-22 | 上海海立特种制冷设备有限公司 | Heat pump -type subway vehicle air conditioner |
| CN202420020U (en) * | 2011-12-30 | 2012-09-05 | 东风汽车股份有限公司 | Automobile heat pump air conditioning system |
-
2011
- 2011-12-30 CN CN2011104543662A patent/CN102519162A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002098430A (en) * | 2000-07-21 | 2002-04-05 | Nippon Soken Inc | Heat pump cycle |
| CN2443301Y (en) * | 2000-10-20 | 2001-08-15 | 鲍士雄 | Heat pump type air conditioning equipment |
| JP2004142551A (en) * | 2002-10-23 | 2004-05-20 | Sanden Corp | Air conditioning device for vehicle |
| JP2004322933A (en) * | 2003-04-25 | 2004-11-18 | Toyota Industries Corp | Refrigerating cycle device for vehicle |
| CN1709734A (en) * | 2005-07-07 | 2005-12-21 | 上海交通大学 | Electric automobile heat-pump air-conditioning system |
| CN101078568A (en) * | 2006-05-24 | 2007-11-28 | 比亚迪股份有限公司 | Electric automobile air-conditioning system |
| CN101290177A (en) * | 2008-05-20 | 2008-10-22 | 上海海立特种制冷设备有限公司 | Heat pump -type subway vehicle air conditioner |
| CN202420020U (en) * | 2011-12-30 | 2012-09-05 | 东风汽车股份有限公司 | Automobile heat pump air conditioning system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851685A (en) * | 2012-12-03 | 2014-06-11 | 阿布杜林·易李杜铯 | Device for heating and/or hot water supply |
| CN103851685B (en) * | 2012-12-03 | 2017-04-26 | 阿布杜林·易李杜铯 | Device for heating and/or hot water supply |
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Application publication date: 20120627 |