CN202150767U - Power motor cooling system used in gas-gas double-side cooling type electric automobile - Google Patents
Power motor cooling system used in gas-gas double-side cooling type electric automobile Download PDFInfo
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- CN202150767U CN202150767U CN201120261928U CN201120261928U CN202150767U CN 202150767 U CN202150767 U CN 202150767U CN 201120261928 U CN201120261928 U CN 201120261928U CN 201120261928 U CN201120261928 U CN 201120261928U CN 202150767 U CN202150767 U CN 202150767U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The utility model provides a power motor cooling system used in a gas-gas double-side cooling type electric automobile, characterized in that a cooling device is composed of an external cooling air sleeve of a gas-gas double-side cooling type power motor, a motor external cooling blower, a motor built-in air cooling mechanism, a waste heat recovery control device and a connecting waste heat recovery air channel. The power motor cooling system used in the gas-gas double-side cooling type electric automobile provided by the utility model not only enables a high efficient cooling for the motor of the electric automobile to be realized, but also enables the work modes, such as an inner general heating in the electric automobile, a ultra-low temperature heating, a vehicle window defrosting /demisting, a low temperature heat source heat exchanger surface defrosting outside the electric automobile, etc. to be realized by utilizing the motor waste heat of the electric automobile at the winter, thereby realizing the effective collection and high efficient utilization of the power motor waste heat of the electric automobile.
Description
Technical field
The utility model relates to a kind of used for electric vehicle power motor cooling system, relates to a kind of gas-gas double-sided cooled type used for electric vehicle power motor cooling system specifically.
Background technology
Direct current machine produces a large amount of heats when operation, if heat can not in time be discharged, each part temperatures of direct current machine is raise, and has a strong impact on the electric efficiency and the useful life of direct current machine.The heat of direct current machine generation at present just is discharged in the air, can not well collect utilization, and especially the electric automobile direct current machine because the electric automobile space is very limited, influences the radiating effect of direct current machine in car; Because it is very crucial that electric automobile current battery finite capacity, the collection utilization of the heat that direct current machine produces seem.Lack at present a kind of can either high efficiency and heat radiation, gas-gas double-sided cooled type used for electric vehicle power motor cooling system that again can heat recovery.
Summary of the invention
A kind of electric automobile direct current machine cooling device that the purpose of the utility model provides to existing weak point in the above-mentioned prior art just; This device can either efficiently cool off the electric automobile direct current machine; Can collect the waste heat that the electric automobile direct current machine produces again, make things convenient for UTILIZATION OF VESIDUAL HEAT IN.
The purpose of the utility model can realize through following technique measures:
The gas of the utility model-gas double-sided cooled type used for electric vehicle power motor cooling system comprises gas-external cooling air cover of gas double-sided cooled type power motor; Be installed in the direct current machine in the external cooling air cover of the gas-gas double-sided cooled type power motor cavity; Be separately positioned on the waste heat recovery air channel of gas-gas double-sided cooled type power motor external cooling air cover inlet side and air side; Be arranged on the electric machine external cooling blower in the waste heat recovery air channel, and be installed in the electric machine built-in air cooling mechanism in the external cooling air cover of gas-gas double-sided cooled type power motor; Said waste heat recovery air channel is the threeway form; The waste heat recovery air channel that is positioned at the inlet side-gas double-sided cooled type power motor external cooling air cover air inlet gentle with the import of car outer air, car air intlet respectively is connected, and the air intlet place is provided with and is used for waste heat recovery control device that air switching in car outer air and the car is circulated in the import of car outer air and car; The waste heat recovery air channel that is positioned at the air side is-gas double-sided cooled type power motor external cooling air cover air outlet gentle with the outlet of car outer air, car air outlet slit respectively, and in the outlet of car outer air and car the air outlet slit place be provided be used for car outer air and car in the waste heat recovery control device that circulates of air switching; Axle head at direct current machine is equipped with the electric machine built-in air cooling mechanism that is made up of built-in air-cooling fan.
The cooling blower of electric machine external described in the utility model is a suction-type, places the external cooling air cover of gas-gas double-sided cooled type power motor air outlet one side; Said electric machine external cooling blower also can be forced, places the external cooling air cover of gas-gas double-sided cooled type power motor air inlet one side.Can be out of service when certain speed of a motor vehicle, when relying on electric automobile to start and the relative velocity of outdoor air the electric automobile direct current machine is cooled off, can save electric car electric energy.
The utility model is welded with the motor bearing in the coolant jacket inner casing outside, and motor bearing seat bottom passes outside the coolant jacket shell or the motor bearing is directly welded on the coolant jacket shell.
The external cooling air cover of gas described in the utility model-gas double-sided cooled type power motor is by forming as coolant jacket inner casing, the coolant jacket shell of direct current machine housing and several air channel dividing plates that are connected between the inside and outside coolant jacket; Be provided with the some axially straight rib that constitutes cooling air channel in coolant jacket inner casing inboard, said direct current machine is installed in the ring cavity that is made up of some axially straight rib inner faces.
The heat exchange coefficient of the external cooling air cover of gas described in the utility model-gas double-sided cooled type power motor and heat exchange area are the heat exchange coefficient and the heat exchange area of the direct current machine of light wall construction much larger than the outside, set of shells inboard of prior art; The built-in air-cooling fan that is provided with on the direct current machine; Make and carry out forced-convection heat transfer in the external cooling air set of shells of direct current machine inboard at the inner air of direct current machine; Thermal transmission coefficient when its heat exchange coefficient does not flow in the external cooling air set of shells of direct current machine inboard much larger than the inner air of direct current machine has improved the radiating effect of direct current machine.
The operation principle of the utility model is following:
The utility model is through being installed in the gas-external cooling air cover of gas double-sided cooled type power motor on the driving motor for electric automobile, the waste heat that driving motor for electric automobile produces during collection work, and it is cooled off.When operation waste heat recovery pattern: the waste heat recovery control valve disable motor that is arranged on air intlet place in import of car outer air and the car cools off the car outer air import of calling prisoners in after letting them out for exercise; Open air channel import in the motor cooling car; Getting into the motor cooling behind the air heat exchanger in the air process car in the car calls prisoners in after letting them out for exercise; Absorb the motor waste heat behind the external cooling air cover of process gas-gas double-sided cooled type power motor, the waste heat recovery control valve disable motor that is arranged on air outlet slit place in outlet of car outer air and the car cools off the car outer air outlet of calling prisoners in after letting them out for exercise, and opens the interior ducting outlet of motor cooling car; Export air channel into the car from electric motor cooling duct, to carrying out heat supply in the car.When operation heat radiation refrigerating mode: the waste heat recovery control valve that is arranged on air intlet place in the import of car outer air and the car is opened motor and is cooled off the car outer air import of calling prisoners in after letting them out for exercise; Air channel import in the disable motor cooling car; The waste heat recovery control valve that is arranged on air outlet slit place in car outer air outlet and the car is opened the motor cooling car outer air outlet of calling prisoners in after letting them out for exercise, ducting outlet in the disable motor cooling car.Rely on the car outer air that the motor waste heat is cooled off.
The beneficial effect of the utility model is following:
The device that the utility model provides not only can realize to motor in electric automobile efficient cooling; The motor waste heat that also can realize utilizing electric automobile winter is to mode of operations such as the outer low-temperature heat source heat exchanger surface defrostings of heat supply in the car, glass for vehicle window defrosting/demist and car, thereby the collection that realizes the motor waste heat of electric automobile utilizes with efficient.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the external cooling air cover of gas-gas double-sided cooled type power motor that direct current machine is installed among Fig. 1 longitudinal sectional view.
Fig. 3 is the cross section view of Fig. 1.
Among the figure: the 1st, the gas-external cooling air cover of gas double-sided cooled type power motor, the 2nd, electric machine external cooling blower, 3-1 and 3-2 are waste heat recovery control valves, the 4th, waste heat recovery air channel, 5-1 are that built-in air-cooling fan, 5-2 are axially straight ribs, the 6th, coolant jacket inner casing, the 7th, coolant jacket shell, the 8th, air channel dividing plate, the 9th, motor bearing.
Embodiment
To combine embodiment (accompanying drawing) to do further detailed description below the utility model, but not limit the utility model.
As shown in Figure 1; The gas of the utility model-gas double-sided cooled type used for electric vehicle power motor cooling system comprises the external cooling air cover 1 of gas-gas double-sided cooled type power motor; Be installed in gas-external cooling air of gas double-sided cooled type power motor and overlap the direct current machine in 1 cavity; Be separately positioned on the waste heat recovery air channel 4 of gas-gas double-sided cooled type power motor external cooling air cover inlet side and air side through the flange ways of connecting; Be arranged on the electric machine external cooling blower 2 in the waste heat recovery air channel, and be installed in the electric machine built-in air cooling mechanism in the external cooling air cover 1 of gas-gas double-sided cooled type power motor; Said waste heat recovery air channel 4 is the threeway form; The waste heat recovery air channel that is positioned at the inlet side-gas double-sided cooled type power motor external cooling air gentle with the import of car outer air, car air intlet is respectively overlapped 1 air inlet and is connected, and the air intlet place is provided with and is used for that air switches the waste heat recovery control valve 3-1 of circulation in internal car outer air and the car in import of car outer air and car; The waste heat recovery air channel that is positioned at the air side exports with the car outer air respectively, the car air outlet slit is gentle-and the external cooling air of gas double-sided cooled type power motor overlaps 1 air outlet, and the air outlet slit place is provided with the waste heat recovery control valve 3-2 that is used for air switching circulation in internal car outer air and the car in outlet of car outer air and car.
The cooling blower of electric machine external described in the utility model 2 is a suction-type, places gas-external cooling air of gas double-sided cooled type power motor to overlap 1 air outlet, one side; Said electric machine external cooling blower 2 also can be forced, places the external cooling air cover of gas-gas double-sided cooled type power motor air inlet one side.Can be out of service when certain speed of a motor vehicle, when relying on electric automobile to start and the relative velocity of outdoor air the electric automobile direct current machine is cooled off, can save electric car electric energy.
When operation waste heat recovery pattern: waste heat recovery control valve 3-1 disable motor cools off the car outer air import of calling prisoners in after letting them out for exercise; Open air channel import in the motor cooling car; Getting into the motor cooling behind the air heat exchanger in the air process car in the car calls prisoners in after letting them out for exercise; Absorb the motor waste heat through the external cooling air cover of gas-gas double-sided cooled type power motor 1 back, waste heat recovery control valve 3-2 disable motor cools off the car outer air outlet of calling prisoners in after letting them out for exercise, and opens ducting outlet in the motor cooling car; Export air channel into the car from electric motor cooling duct, to carrying out heat supply in the car or carrying out glass for vehicle window defrosting/demist.When operation heat radiation refrigerating mode: waste heat recovery control valve 3-1 opens motor and cools off the car outer air import of calling prisoners in after letting them out for exercise; Air channel import in the disable motor cooling car; Recuperation of heat control valve 3-2 opens motor and cools off the car outer air outlet of calling prisoners in after letting them out for exercise, ducting outlet in the disable motor cooling car.Rely on the car outer air that the motor waste heat is cooled off.
Like Fig. 2, shown in 3, the external cooling air cover 1 of said gas-gas double-sided cooled type power motor is by forming as coolant jacket inner casing 6, the coolant jacket shell 7 of direct current machine housing and several air channel dividing plates 8 that are connected between the inside and outside coolant jacket; Be provided with the some axially straight rib 5-2 that constitutes cooling air channel in coolant jacket inner casing 6 inboards, said direct current machine is installed in the ring cavity that is made up of some axially straight rib 5-2 inner faces; At the axle head of direct current machine the electric machine built-in air cooling mechanism that built-in air-cooling fan 5-1 constitutes is installed, and built-in air-cooling fan 5-1 is positioned at gas-external cooling air of gas double-sided cooled type power motor and overlaps 1 inlet side.
As shown in Figure 3, be welded with motor bearing 9 in coolant jacket inner casing 6 outsides, 9 bottoms of motor bearing pass outside the coolant jacket shell 7.
Claims (5)
1. gas-gas double-sided cooled type used for electric vehicle power motor cooling system; It is characterized in that: this cooling system comprises gas-external cooling air cover of gas double-sided cooled type power motor (1); Be installed in the direct current machine in the gas-external cooling air cover of gas double-sided cooled type power motor (1) cavity; Be separately positioned on the waste heat recovery air channel (4) of gas-gas double-sided cooled type power motor external cooling air cover (1) inlet side and air side; Be arranged on the electric machine external cooling blower (2) in the waste heat recovery air channel, and be installed in the electric machine built-in air cooling mechanism in gas-external cooling air cover of gas double-sided cooled type power motor (1); Said waste heat recovery air channel (4) is the threeway form; The waste heat recovery air channel that is positioned at the inlet side is gentle with the import of car outer air, car air intlet respectively-and the external cooling air cover of gas double-sided cooled type power motor (1) air inlet is connected, and the air intlet place is provided with the waste heat recovery control device (3-1) that is used for air in car outer air and the car is switched circulation in import of car outer air and car; The waste heat recovery air channel that is positioned at the air side-gas double-sided cooled type power motor external cooling air cover (1) air outlet gentle with the outlet of car outer air, car air outlet slit respectively is connected, and in the outlet of car outer air and car the air outlet slit place be provided be used for car outer air and car in the waste heat recovery control device (3-2) that circulates of air switching; Axle head at direct current machine is equipped with the electric machine built-in air cooling mechanism that built-in air-cooling fan (5-1) constitutes.
2. gas according to claim 1-gas double-sided cooled type used for electric vehicle power motor cooling system is characterized in that: said gas-external cooling air cover of gas double-sided cooled type power motor (1) is by forming as coolant jacket inner casing (6), the coolant jacket shell (7) of direct current machine housing and several air channel dividing plates (8) that are connected between the inside and outside coolant jacket; Be provided with the some axially straight rib (5-2) that constitutes cooling air channel in coolant jacket inner casing (6) inboard, said direct current machine is installed in the ring cavity that is made up of some axially straight rib (5-2) inner faces.
3. gas according to claim 2-gas double-sided cooled type used for electric vehicle power motor cooling system; It is characterized in that: be welded with motor bearing (9) in coolant jacket inner casing (6) outside, motor bearing (9) seat bottom passes outside the coolant jacket shell (7) or motor bearing (9) is directly welded on the coolant jacket shell (7).
4. gas according to claim 1-gas double-sided cooled type used for electric vehicle power motor cooling system; It is characterized in that: said electric machine external cooling blower (2) is a suction-type, places the gas-external cooling air cover of gas double-sided cooled type power motor (1) air outlet one side.
5. gas according to claim 1-gas double-sided cooled type used for electric vehicle power motor cooling system; It is characterized in that: said electric machine external cooling blower (2) places the gas-external cooling air cover of gas double-sided cooled type power motor (1) air inlet one side for forced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120261928U CN202150767U (en) | 2011-07-23 | 2011-07-23 | Power motor cooling system used in gas-gas double-side cooling type electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120261928U CN202150767U (en) | 2011-07-23 | 2011-07-23 | Power motor cooling system used in gas-gas double-side cooling type electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202150767U true CN202150767U (en) | 2012-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120261928U Expired - Fee Related CN202150767U (en) | 2011-07-23 | 2011-07-23 | Power motor cooling system used in gas-gas double-side cooling type electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202150767U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280973A (en) * | 2011-07-23 | 2011-12-14 | 中原工学院 | Cooling system of power motor for gas-gas bilateral cooling type electric vehicle |
| CN106839363A (en) * | 2017-03-01 | 2017-06-13 | 刘伟 | The circulation device for air that a kind of air outlet, return air inlet can be exchanged |
| CN110481268A (en) * | 2019-08-15 | 2019-11-22 | 陈月莲 | A kind of thermal management systems of new-energy automobile |
-
2011
- 2011-07-23 CN CN201120261928U patent/CN202150767U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280973A (en) * | 2011-07-23 | 2011-12-14 | 中原工学院 | Cooling system of power motor for gas-gas bilateral cooling type electric vehicle |
| CN106839363A (en) * | 2017-03-01 | 2017-06-13 | 刘伟 | The circulation device for air that a kind of air outlet, return air inlet can be exchanged |
| CN106839363B (en) * | 2017-03-01 | 2019-05-03 | 刘伟 | The circulation device for air that a kind of air outlet, return air inlet can be exchanged |
| CN110481268A (en) * | 2019-08-15 | 2019-11-22 | 陈月莲 | A kind of thermal management systems of new-energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20150723 |
|
| EXPY | Termination of patent right or utility model |