CN105627640A - Cooling method and device for heating element of vehicle-mounted air conditioner - Google Patents
Cooling method and device for heating element of vehicle-mounted air conditioner Download PDFInfo
- Publication number
- CN105627640A CN105627640A CN201610144983.5A CN201610144983A CN105627640A CN 105627640 A CN105627640 A CN 105627640A CN 201610144983 A CN201610144983 A CN 201610144983A CN 105627640 A CN105627640 A CN 105627640A
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- CN
- China
- Prior art keywords
- heating element
- air conditioner
- interface
- interchanger
- board air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/04—Refrigeration circuit bypassing means
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a cooling method and device for a heating element of a vehicle-mounted air conditioner. The cooling device comprises an airtight box body and a heat exchanger arranged in the box body; and the vehicle-mounted air conditioner comprises a compressor, a condenser, an expansion valve, an evaporator, a gas-liquid separator and a heating element, wherein the heating element is arranged in the box body, the heat exchanger is connected in series to the inside of a refrigerating pipeline of the vehicle-mounted air conditioner, and the heating element in the box body is cooled by virtue of a refrigerant of the vehicle-mounted air conditioner. According to the cooling device, the airtight box body is adopted, and the heating element in the box body is cooled through the heat exchanger connected in series to the inside of the refrigerating pipeline of the vehicle-mounted air conditioner, so that the working environment of the heating element of the vehicle-mounted air conditioner can be improved, and the working life of the heating element can be prolonged.
Description
[technical field]
The present invention relates to on-board air conditioner, particularly relate to radiation cooling method and the heat radiation cooling device of a kind of on-board air conditioner heating element.
[background technology]
On-board air conditioner system electrical element in operational process can produce a large amount of heat, electric position temperature will be caused too high if not handling this problem well and burn out, even system paralysis. And the optimum environment electrically used has the requirement of spatter property and water-repellancy, therefore stopping property has become a contradiction with thermal diffusivity.
In addition, the compressor of on-board air conditioner, frequency transformer and dc-dc are also all heating elements, can not bear high temperature, and in high temperature environments, these heating elements also can burn out in long term operation.
The common method addressed this problem at present is directly discharged in air by the heat that heating element produces, namely by opening several ventilation holes in the both sides installing heating element cavity, it may also be useful to the convective heat exchange that fan is strengthened between outside air reaches heat radiation object.
The drawback of aforesaid method is after long-time use, owing to there being outside air to circulate always in the cavity of installation heating element, adds the impact of electrostatic, fouling phenomenon can be made serious, and then affect its thermal diffusivity, even burn out components and parts; On the other hand owing to keeping circulation with outside air always, therefore when comparing moist weather, the long-pending ash on heating element surface may constantly absorb the moisture in air, thus moist or ponding in causing cavity, seriously affect the safe handling of electrical element.
[summary of the invention]
The technical problem to be solved in the present invention is to provide one and improves on-board air conditioner heating element Working environment, it is to increase the radiation cooling method of the on-board air conditioner heating element of heating element working life.
Another technical problem solved of the present invention is to provide one and improves on-board air conditioner heating element Working environment, it is to increase the heat radiation cooling device of the on-board air conditioner heating element of heating element working life.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is, the radiation cooling method of a kind of on-board air conditioner heating element, heating element is arranged in airtight cavity cavity, mounting heat exchanger in airtight cavity, interchanger is connected in series in the refrigeration pipe of on-board air conditioner, utilizes the refrigerant of on-board air conditioner to be cooled by the heating element in cavity.
The radiation cooling method of above-described on-board air conditioner heating element, described cavity is heating unit device chamber, and described heating element is electric components.
The heat radiation cooling device of a kind of on-board air conditioner heating element, on-board air conditioner comprises compressor, condenser, expansion valve, vaporizer, four-way change-over valve, gas-liquid separator and heating element, heat radiation cooling device comprises airtight cavity and the interchanger being arranged in cavity, heating element is arranged in cavity, and interchanger is connected in the refrigeration pipe of on-board air conditioner.
Above-described heat radiation cooling device, heating element comprises frequency transformer, dc-dc, electrically Heating element, and frequency transformer, dc-dc, electrically Heating element are arranged in the top of interchanger.
Above-described heat radiation cooling device, comprises absorbent pad, and absorbent pad is arranged in the lower section of interchanger.
Above-described heat radiation cooling device, comprises insulation cushion blocking, and insulation cushion blocking is arranged in the lower section of interchanger.
Above-described heat radiation cooling device, on-board air conditioner is single cold type air-conditioning, and the entrance of interchanger connects the outlet of vaporizer, and the outlet of interchanger connects the entrance of vehicle-mounted air conditioner compressor by gas-liquid separator.
Above-described heat radiation cooling device, on-board air conditioner is heat pump type air conditioner; First interface of four-way change-over valve connects the outlet of vehicle-mounted air conditioner compressor, and the 2nd interface of four-way change-over valve connects the 3rd interface of four-way change-over valve successively by condenser, expansion valve and vaporizer; 4th interface of four-way change-over valve connects the entrance of interchanger, and the outlet of interchanger connects the entrance of vehicle-mounted air conditioner compressor by gas-liquid separator; In cooling mode, the first interface of four-way change-over valve is connected on-board air conditioner with the 2nd interface, and the 3rd interface is connected with the 4th interface; In a heating mode, the first interface of four-way change-over valve is connected with the 3rd interface, and the 2nd interface is connected with the 4th interface.
Cavity described in above-described heat radiation cooling device is heating unit device chamber, and described heating element comprises frequency transformer, dc-dc, electrically Heating element, Heating element are arranged in above interchanger. .
The present invention adopts airtight cavity, is dispelled the heat by the heating element in cavity by the interchanger in the refrigeration pipe being connected on on-board air conditioner, it is possible to improve on-board air conditioner heating element Working environment, it is to increase the working life of heating element.
[accompanying drawing explanation]
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the schematic diagram of embodiment of the present invention on-board air conditioner heating element heat radiation cooling device.
Fig. 2 is the structural representation of embodiment of the present invention on-board air conditioner heating element heat radiation cooling device.
[embodiment]
The structure of the heat radiation cooling device of embodiment of the present invention on-board air conditioner heating element as depicted in figs. 1 and 2, the heating element 8 comprise cavity 10, being arranged in cavity 10, interchanger 6 and insulation cushion blocking 9. Cavity 10 is airtight cavity, and interchanger 6 is connected in the refrigeration pipe of on-board air conditioner. Interchanger 6 can adopt coil heat exchanger.
The present invention is in original on-board air conditioner system-based, a little type heat exchanger 6 is increased in airtight cavity inside, interchanger 6 is made up of metal shell and internal pipeline, the size of interchanger 6 is determined according to Heating element thermal value size, and the shell of interchanger 6 and internal pipeline do respective change according to the structure of heating element and installation mode.
As shown in Figure 2, heating element 8 and other heating elements are arranged in the top of interchanger 6, and insulation cushion blocking 9 is arranged in the lower section of interchanger 6. Interchanger 6 is fixed on insulation cushion blocking 9, and heat exchanging device 6 and heating element 8 play the effect of insulation damping. Heating element 8 directly contacts with interchanger 6, the heat of heating element 8 can be absorbed by interchanger 6 by the form of heat transfer, the heat that heating element 8 is dispersed in enclosed housing air can also be absorbed by interchanger 6 by the form of heat transfer, thus reaches the object reducing heating element temperature.
Heating element 8 is installed on heat exchangers. The heat that the refrigerant suction electric elements flow through in interchanger 6 come out, becomes superheated vapour, thus ensures that the temperature generated heat in chamber can not raise. One layer, the beneath pad of interchanger 6 insulation cushion blocking 9, can also pad one piece of absorbent pad above insulation cushion blocking 9, to prevent the water of condensation outside interchanger 6 produces potential safety hazard owing to body oscillating splashes on electrical element.
Heating element 8 can be circuit card, frequency transformer, dc-dc, electrically Heating element,
As shown in Figure 1, on-board air conditioner is heat pump type air conditioner, comprise compressor 1, four-way change-over valve 2, condenser 3, expansion valve 4, vaporizer 5 and gas-liquid separator 7, first interface D of four-way change-over valve 2 connects the outlet of on-board air conditioner air conditioning machinery, and the 2nd interface C of four-way change-over valve 2 connects the 3rd interface E of four-way change-over valve 2 successively by condenser 3, expansion valve 4 and vaporizer 5; 4th interface S of four-way change-over valve 2 connects the entrance of interchanger 6, and the outlet of interchanger 6 connects the entrance of vehicle-mounted air conditioner compressor 1 by gas-liquid separator 7; In cooling mode, the first interface D of four-way change-over valve 2 is connected on-board air conditioner with the 2nd interface C, and the 3rd interface E is connected with the 4th interface S; In a heating mode, the first interface D of four-way change-over valve 2 is connected with the 3rd interface E, and the 2nd interface C is connected with the 4th interface S.
Like this, no matter at on-board air conditioner in cooling mode or at on-board air conditioner in a heating mode, interchanger 6 is connected in the refrigeration pipe of on-board air conditioner all the time, heating element in cavity is carried out cooling, good radiating effect can be obtained, heating element works under airtight environment, good work environment, it may also be useful to the life-span is long.
The pipeline that the inlet pipe of interchanger 6 is connected with four-way change-over valve 2 and heat exchanger exit pipe and the pipeline being connected with gas-liquid separator 7 all need isothermal holding. Isothermal holding can reduce the invalid heat exchange of pipeline, it is to increase the efficiency of system.
The content that above-described embodiment is illustrated should be understood to these embodiments only for being illustrated more clearly in the present invention, and be not used in and limit the scope of the invention, after having read the present invention, the amendment of the various equivalent form of values of the present invention is all fallen within the application's claims limited range by those skilled in the art.
Claims (9)
1. the radiation cooling method of an on-board air conditioner heating element, it is characterized in that, heating element is arranged in airtight cavity, mounting heat exchanger in airtight cavity, interchanger is connected in series in the refrigeration pipe of on-board air conditioner, utilizes the refrigerant of on-board air conditioner to be cooled by the heating element in cavity.
2. the radiation cooling method of on-board air conditioner heating element according to claim 1, it is characterised in that, described cavity is heating unit device chamber, and described heating element is electric components.
3. the heat radiation cooling device of an on-board air conditioner heating element, on-board air conditioner comprises compressor, condenser, expansion valve, vaporizer, gas-liquid separator and heating element, it is characterized in that, heat radiation cooling device comprises airtight cavity and the interchanger being arranged in cavity, heating element is arranged in cavity, and interchanger is connected in the refrigeration pipe of on-board air conditioner.
4. heat radiation cooling device according to claim 3, it is characterised in that, heating element comprises frequency transformer, dc-dc, electrically Heating element, and frequency transformer, dc-dc, electrically Heating element are arranged in the top of interchanger.
5. heat radiation cooling device according to claim 3, it is characterised in that, comprise absorbent pad, absorbent pad is arranged in the lower section of interchanger.
6. heat radiation cooling device according to claim 3, it is characterised in that, comprise insulation cushion blocking, insulation cushion blocking is arranged in the lower section of interchanger.
7. heat radiation cooling device according to claim 3, it is characterised in that, on-board air conditioner is single cold type air-conditioning, and the entrance of interchanger connects the outlet of vaporizer, and the outlet of interchanger connects the entrance of vehicle-mounted air conditioner compressor by gas-liquid separator.
8. heat radiation cooling device according to claim 3, it is characterised in that, on-board air conditioner is heat pump type air conditioner; First interface of four-way change-over valve connects the outlet of vehicle-mounted air conditioner compressor, and the 2nd interface of four-way change-over valve connects the 3rd interface of four-way change-over valve successively by condenser, expansion valve and vaporizer; 4th interface of four-way change-over valve connects the entrance of interchanger, and the outlet of interchanger connects the entrance of vehicle-mounted air conditioner compressor by gas-liquid separator; In cooling mode, the first interface of four-way change-over valve is connected on-board air conditioner with the 2nd interface, and the 3rd interface is connected with the 4th interface; In a heating mode, the first interface of four-way change-over valve is connected with the 3rd interface, and the 2nd interface is connected with the 4th interface.
9. heat radiation cooling device according to claim 3, it is characterised in that, described cavity is heating unit device chamber, and described heating element comprises frequency transformer, dc-dc, electrically Heating element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610144983.5A CN105627640A (en) | 2016-03-14 | 2016-03-14 | Cooling method and device for heating element of vehicle-mounted air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610144983.5A CN105627640A (en) | 2016-03-14 | 2016-03-14 | Cooling method and device for heating element of vehicle-mounted air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105627640A true CN105627640A (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610144983.5A Pending CN105627640A (en) | 2016-03-14 | 2016-03-14 | Cooling method and device for heating element of vehicle-mounted air conditioner |
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| CN (1) | CN105627640A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440593A (en) * | 2016-11-21 | 2017-02-22 | 珠海格力电器股份有限公司 | Frequency converter cooling system, air conditioning unit and control method |
| CN111006308A (en) * | 2019-12-11 | 2020-04-14 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner and heat dissipation control method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080041072A1 (en) * | 2004-05-12 | 2008-02-21 | Electro Industries, Inc. | Heat pump with accumulator at boost compressor output |
| CN102480213A (en) * | 2010-11-22 | 2012-05-30 | 珠海格力电器股份有限公司 | Heat abstractor, including its converter and inverter air conditioner |
| CN103234301A (en) * | 2013-04-25 | 2013-08-07 | 广东美的电器股份有限公司 | Air conditioner heat exchange system and control method thereof |
| CN203148098U (en) * | 2013-04-09 | 2013-08-21 | 北京建筑工程学院 | Room air conditioner |
| CN203518143U (en) * | 2013-09-23 | 2014-04-02 | Tcl空调器(中山)有限公司 | Air conditioner |
| CN105050370A (en) * | 2015-08-30 | 2015-11-11 | 湖南华强电气有限公司 | Heat-sink cooling method and heat-sink cooling device for electric cabinet of automobile air conditioner |
| CN205425549U (en) * | 2016-03-14 | 2016-08-03 | 湖南华强电气股份有限公司 | On -vehicle air conditioner heating component's heat dissipation cooling device |
-
2016
- 2016-03-14 CN CN201610144983.5A patent/CN105627640A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080041072A1 (en) * | 2004-05-12 | 2008-02-21 | Electro Industries, Inc. | Heat pump with accumulator at boost compressor output |
| CN102480213A (en) * | 2010-11-22 | 2012-05-30 | 珠海格力电器股份有限公司 | Heat abstractor, including its converter and inverter air conditioner |
| CN203148098U (en) * | 2013-04-09 | 2013-08-21 | 北京建筑工程学院 | Room air conditioner |
| CN103234301A (en) * | 2013-04-25 | 2013-08-07 | 广东美的电器股份有限公司 | Air conditioner heat exchange system and control method thereof |
| CN203518143U (en) * | 2013-09-23 | 2014-04-02 | Tcl空调器(中山)有限公司 | Air conditioner |
| CN105050370A (en) * | 2015-08-30 | 2015-11-11 | 湖南华强电气有限公司 | Heat-sink cooling method and heat-sink cooling device for electric cabinet of automobile air conditioner |
| CN205425549U (en) * | 2016-03-14 | 2016-08-03 | 湖南华强电气股份有限公司 | On -vehicle air conditioner heating component's heat dissipation cooling device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440593A (en) * | 2016-11-21 | 2017-02-22 | 珠海格力电器股份有限公司 | Frequency converter cooling system, air conditioning unit and control method |
| CN106440593B (en) * | 2016-11-21 | 2019-03-19 | 珠海格力电器股份有限公司 | Frequency converter cooling system, air conditioning unit and control method |
| CN111006308A (en) * | 2019-12-11 | 2020-04-14 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner and heat dissipation control method |
| CN111006308B (en) * | 2019-12-11 | 2023-09-08 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner and heat dissipation control method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160601 |