CN213565418U - Hybrid electric vehicle cooling system - Google Patents
Hybrid electric vehicle cooling system Download PDFInfo
- Publication number
- CN213565418U CN213565418U CN202022028215.8U CN202022028215U CN213565418U CN 213565418 U CN213565418 U CN 213565418U CN 202022028215 U CN202022028215 U CN 202022028215U CN 213565418 U CN213565418 U CN 213565418U
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- Prior art keywords
- cooling system
- expansion tank
- water pump
- engine
- radiator
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- 238000001816 cooling Methods 0.000 title claims abstract description 115
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 239000000110 cooling liquid Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The utility model provides a hybrid vehicle cooling system that cooling effect is high-efficient, arrange simply, spare part universal rate is high. This hybrid vehicle cooling system includes engine cooling system and gearbox motor cooling system, engine cooling system includes water pump, engine, thermostat, radiator, cooling fan, expansion tank, gearbox, water pump, engine, thermostat, radiator and expansion tank pass through cooling line and connect the formation return circuit, gearbox and radiator pass through cooling line and connect the formation return circuit, gearbox motor cooling system includes gearbox motor, machine controller, direct current converter, electronic water pump, expansion tank, low temperature radiator, expansion tank, electronic water pump, machine controller, direct current converter, gearbox motor, low temperature radiator pass through cooling line and connect the formation return circuit, engine cooling system with gearbox motor cooling system sharing expansion tank.
Description
Technical Field
The utility model relates to an automobile cooling system technical field, concretely relates to hybrid vehicle cooling system.
Background
The current commonly used fuel engine automobile has various defects, statistics shows that under the road condition of more than 80 percent, a common car only utilizes 40 percent of power potential energy, and can drop to 25 percent in urban areas, and the environment is polluted by discharged waste gas more seriously. The battery technology problem of the electric automobile hinders the application of the electric automobile, and the energy density of the battery is hundreds of times of the energy density of the battery compared with gasoline, so that the energy density of the battery is far from reaching the numerical value required by people, and experts estimate that the electric automobile can not replace a fuel engine automobile within 10 years. The hybrid power device not only exerts the advantages of long continuous working time and good dynamic property of an engine, but also can exert the advantages of no pollution and low noise of the motor, the two advantages make up for the deficiency, the thermal efficiency of the automobile can be improved by more than 10%, and the exhaust emission can be improved by more than 30%. Hybrid power plants generate heat during operation, and it is therefore important to design an efficient cooling system.
Disclosure of Invention
The utility model aims at providing a cooling effect is high-efficient, arrange simple, the high hybrid vehicle cooling system of spare part universal rate.
According to the hybrid electric vehicle cooling system provided by the utility model, the hybrid electric vehicle cooling system comprises an engine cooling system and a gearbox motor cooling system, the engine cooling system comprises a water pump, an engine, a thermostat, a radiator, a cooling fan, an expansion tank and a gearbox, the water pump, the engine, the thermostat, the radiator and the expansion tank are connected through a cooling pipeline to form a loop, the gearbox and the radiator are connected through a cooling pipeline to form a loop, the gearbox motor cooling system comprises a gearbox motor, a motor controller, a direct current converter, an electronic water pump, an expansion tank and a low-temperature radiator, the expansion tank, the electronic water pump, the motor controller, the direct current converter, the gearbox motor and the low-temperature radiator are connected through a cooling pipeline to form a loop, and the engine cooling system and the gearbox motor cooling system share the expansion tank.
The utility model discloses a hybrid vehicle cooling system includes the sub-cooling system that two parallel of engine cooling system and gearbox motor cooling system arranged at least, and engine cooling system and the shared expansion tank of gearbox motor cooling system both satisfy two way cooling system's water demand, have satisfied two way cooling system's degasification demand again, save the interior space of car under the circumstances of guaranteeing high-efficient cooling.
Further, the utility model discloses a hybrid vehicle cooling system still includes battery cooling system, battery cooling system includes battery package, battery cooler, second expansion tank and second electronic water pump, battery package, battery cooler, second expansion tank and second electronic water pump loop through cooling tube and connect the formation return circuit. Since the battery heat dissipation requirement is small, the battery cooling system is separately provided.
Further, the expansion tank is provided with a pressure cover, and the pressure cover is provided with a pressure reducing valve and a vacuum valve. When the pressure of the cooling system is higher than the specified pressure, the pressure reducing valve is opened to release the pressure, and when the pressure of the cooling system is lower than the specified pressure, the vacuum valve is opened to supplement the pressure to the cooling system, and meanwhile, the cooling liquid is compensated to the cooling system under the action of atmospheric pressure, so that the expansion tank realizes the functions of regulating the pressure, compensating and storing the cooling liquid of the cooling system.
Furthermore, the engine cooling system further comprises a heating core body, and the heating core body is respectively connected with the thermostat and the water pump through pipelines. The heating core body is arranged in the small circulation loop of the engine cooling system, so that the heating core body can be driven by the battery to generate heat under the severe cold condition, and the cooling liquid is preheated.
Drawings
Fig. 1 is a schematic structural diagram of an engine cooling system according to the present invention.
Fig. 2 is a schematic structural diagram of the transmission motor cooling system of the present invention.
Fig. 3 is a schematic structural diagram of a battery cooling system according to the present invention.
In which the figures are as follows: 1. a water pump; 2. an engine; 3. a thermostat; 4. a heat sink; 5. a cooling fan; 6. an expansion tank; 7. a gearbox; 8. a gearbox motor; 9. a motor controller; 10. a direct current converter; 11. an electronic water pump; 12. a low temperature heat sink; 13. a battery pack; 14. a battery cooler; 15. a second expansion tank; 16. a second electronic water pump; 17. the core is heated.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes and structures of the respective members, the mutual positions and connection relationships between the respective portions, the functions and operation principles of the respective portions, and the like.
Referring to fig. 1-3, the hybrid electric vehicle cooling system of the present invention comprises an engine cooling system and a transmission motor cooling system, wherein the engine cooling system comprises a water pump 1, an engine 2, a thermostat 3, a radiator 4, a cooling fan 5, an expansion tank 6, and a transmission 7, the water pump 1, the engine 2, the thermostat 3, the radiator 4, and the expansion tank 6 are connected by a cooling pipeline to form a loop, the transmission 7 and the radiator 4 are connected by a cooling pipeline to form a loop, the transmission motor cooling system comprises a transmission motor 8, the expansion tank 6, the electronic water pump 11, the motor controller 9, the direct current converter 10, the electronic water pump 11, the expansion tank 6 and the low-temperature radiator 12 are connected through cooling pipelines to form a loop, and an engine cooling system and a gearbox motor cooling system share the expansion tank 6. The engine cooling system is the same as the existing cooling system of the fuel automobile, and is respectively provided with a large circulation loop passing through the radiator 4 and a small circulation loop not passing through the radiator 4, and the pipeline connection of the engine cooling system is shown in fig. 1, which is mature prior art in the field and is not described again; the cooling fan 5 and the radiator 4 are electric fans and pipe-belt radiators disclosed in the field, natural wind is sucked by the cooling fan, and is blown to the radiator to take away heat dissipated by the radiator, so that the whole cooling system is ensured to work in a proper temperature range; the thermostat 3 plays a role of a bridge for switching between a small cycle and a large cycle; the low temperature radiator 12 is a tube-in-tube type low temperature radiator disclosed in the art, and natural wind drawn in by a cooling fan blows toward the low temperature radiator 12 and carries away heat, where low temperature refers to a low temperature required for heat radiation performance of a radiator of an engine cooling system.
The utility model discloses a hybrid vehicle cooling system includes the sub-cooling system that two parallel arrangements of engine cooling system and gearbox motor cooling system, and engine cooling system and expansion tank 6 of gearbox motor cooling system sharing have both satisfied two way cooling system's water demand, have satisfied two way cooling system's degasification demand again, save the interior space of car under the circumstances of guaranteeing high-efficient cooling.
As preferred embodiment, the utility model discloses a hybrid vehicle cooling system still includes battery cooling system, battery cooling system includes battery package 13, battery cooler 14, second expansion tank 15 and second electronic water pump 16, and battery package 13, battery cooler 14, second expansion tank 15 and second electronic water pump 16 loop through the cooling tube connection and form the return circuit. Since the battery heat dissipation requirement is small, the battery cooling system is separately provided. The battery cooler 14 is a stacked battery cooler disclosed in the art for carrying away heat generated by the battery pack.
Preferably, the expansion tank 6 is provided with a pressure cover provided with a pressure reducing valve and a vacuum valve. When the pressure of the cooling system is higher than the specified pressure, the pressure reducing valve is opened to release the pressure, and when the pressure of the cooling system is lower than the specified pressure, the vacuum valve is opened to supplement the pressure to the cooling system, and simultaneously, the cooling liquid is compensated to the cooling system under the action of atmospheric pressure, so that the expansion tank 6 realizes the functions of regulating the pressure, compensating and storing the cooling liquid of the cooling system.
Preferably, the engine cooling system further comprises a heating core 17, and the heating core 17 is respectively connected with the thermostat and the water pump through pipelines. By arranging the heating core body 17 in the large circulation loop of the engine cooling system, the battery can be used for driving the heating core body 17 to generate heat under severe cold conditions, and the cooling liquid can be preheated.
The present invention has been described in detail with reference to the accompanying drawings, and it is apparent that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.
Claims (4)
1. The utility model provides a hybrid vehicle cooling system, includes engine cooling system and gearbox motor cooling system, engine cooling system includes water pump, engine, thermostat, radiator, cooling fan, expansion tank, gearbox, water pump, engine, thermostat, radiator and expansion tank loop through cooling tube coupling and form the return circuit, the gearbox passes through cooling tube coupling with the radiator and forms the return circuit, gearbox motor cooling system includes gearbox motor, machine controller, DC converter, electronic water pump, expansion tank, low temperature radiator, expansion tank, electronic water pump, machine controller, DC converter, gearbox motor, low temperature radiator loop through cooling tube coupling and form the return circuit, engine cooling system with gearbox motor cooling system sharing expansion tank.
2. The cooling system of a hybrid electric vehicle according to claim 1, further comprising a battery cooling system, wherein the battery cooling system comprises a battery pack, a battery cooler, a second expansion tank and a second electronic water pump, and the battery pack, the battery cooler, the second expansion tank and the second electronic water pump are sequentially connected through a cooling pipeline to form a loop.
3. The hybrid vehicle cooling system according to claim 1 or 2, wherein the expansion tank is provided with a pressure cap provided with a pressure reducing valve and a vacuum valve.
4. The cooling system of claim 3, wherein the engine cooling system further comprises a heating core, and the heating core is connected with the thermostat and the water pump through pipelines respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022028215.8U CN213565418U (en) | 2020-09-16 | 2020-09-16 | Hybrid electric vehicle cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022028215.8U CN213565418U (en) | 2020-09-16 | 2020-09-16 | Hybrid electric vehicle cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213565418U true CN213565418U (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022028215.8U Active CN213565418U (en) | 2020-09-16 | 2020-09-16 | Hybrid electric vehicle cooling system |
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| Country | Link |
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| CN (1) | CN213565418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776432A (en) * | 2022-04-14 | 2022-07-22 | 江铃汽车股份有限公司 | Waste heat recovery control system |
-
2020
- 2020-09-16 CN CN202022028215.8U patent/CN213565418U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776432A (en) * | 2022-04-14 | 2022-07-22 | 江铃汽车股份有限公司 | Waste heat recovery control system |
| CN114776432B (en) * | 2022-04-14 | 2024-02-06 | 江铃汽车股份有限公司 | Waste heat recovery control system |
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