CN104079120B - Electric automobile water-cooled motor - Google Patents
Electric automobile water-cooled motor Download PDFInfo
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- CN104079120B CN104079120B CN201410343836.1A CN201410343836A CN104079120B CN 104079120 B CN104079120 B CN 104079120B CN 201410343836 A CN201410343836 A CN 201410343836A CN 104079120 B CN104079120 B CN 104079120B
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- water
- cooled
- cooling
- electric automobile
- motor
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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 invention discloses relates to the technical field of electric automobile accessories, and discloses an electric automobile water-cooled motor to solve the problems that an existing electric automobile water-cooled motor is poor in cooling effect, and energy sources are wasted. A water pump and a motor body of the electric automobile water-cooled motor share one rotating shaft, when the motor body operates, the rotating shaft can drive an impeller to rotate so as to form cold water circulation, the motor body is cooled, and when an automobile stops running, the motor does not heat any more, and water cooling does not need to be carried out. The structure can be simplified and energy consumption can be reduced through the structural form. An end cover and a shell of the motor are internally provided with cooling water channels, the motor body can be comprehensively cooled, the cooling effect is good, and the structure is reliable.
Description
Technical field
The present invention relates to electric automobile accessory technical field, more particularly, to a kind of electric automobile water-cooled machine.
Background technology
With the worsening shortages of resource, the idea of energy-conserving and environment-protective does not continue deeply, and conventional gasoline car can not adapt to society again
The development of meeting, electric automobile, as a kind of new energy motor, has the energy-conserving and environment-protective performance that it is superior.Because electric automobile is in section
Energy, the outstanding advantage of environmental protection aspect are so that the research and extension of electric automobile becomes the focus of automobile industry in recent years.
The motor of electric automobile is all water-cooled machine or ventilated machine, and water-cooled machine mostly adopts one individually
Motor is driven making cooling water circulation to water pump.Water pump is driven to make cooling water follow using a single motor
Ring, such structure ratio that takes up room is larger, and high cost, also add car weight.
In addition, existing electric automobile water-cooled machine only arranges water pump in the side of motor, motor is cooled down, cold
But effect is poor, and especially when motor operating time is longer, the opposite side heating of motor is serious, has a strong impact on the service life of motor
And the normal operation of electric automobile.
Content of the invention
It is an object of the present invention to a kind of structure of proposition is simple, energy consumption is low and is capable of the electronic vapour cooling down comprehensively
Car water-cooled machine.
Another object of the present invention is to propose the electric automobile water that a kind of long operational time also can guarantee that its cooling effect
Cool electric machine.
The present invention a further object is that a kind of structure of proposition is reliable, fault rate is low, long service life electric automobile water
Cool electric machine.
A further object of the present invention is to propose a kind of low electric automobile water-cooled machine of noise.
For reaching this purpose, the present invention employs the following technical solutions：
A kind of electric automobile water-cooled machine, the end cap including electric machine casing, being arranged at described electric machine casing two ends, is arranged at
Stator in described electric machine casing and rotor assembly, one end of the rotating shaft of described rotor assembly is stretched out the partly upper of described end cap and is pacified
Equipped with water pump, described water pump includes the pump shell being fixed on described end cap and is arranged at the leaf in described pump shell
Wheel, described impeller is installed on described rotating shaft and stretches out partly going up of described end cap, and described impeller can be with described axis of rotation；
Setting cooling water inlet and coolant outlet on described pump shell, is provided with the in the end cap of described water pump
One cooling-water duct, described cooling water inlet, described pump shell inner chamber, described first cooling-water duct form following of cooling water
Loop back path.
Preferably, described rotating shaft is stretched out the part of described end cap and is stretched out and be provided with connecting shaft, described connecting shaft both sides
It is provided with clamping disk, described impeller is installed between two described clamping disks.
Preferably, the diameter of described connecting shaft is less than the diameter of described rotating shaft.
Preferably, it is provided with the second cooling-water duct in described electric machine casing, described second cooling-water duct and described the
One cooling-water duct is connected.
Preferably, it is provided with air inlet, air outlet and air-cooled passage in described electric machine casing, described air inlet, described
Air-cooled passage and described air outlet form air-cooled closed circuit.
Preferably, described air outlet is provided with ventilating fan.
Preferably, described air inlet is provided with filter screen.
Preferably, described air-cooled vias inner walls are provided with sound-absorbing material layer.
Beneficial effects of the present invention are：
Its water pump of electric automobile water-cooled machine that the present invention provides and motor share a rotating shaft, when motor rotation, turn
Axle can impeller rotate, thus forming the circulation of cold water, motor is cooled down, and when automobile is out of service, motor
No longer generate heat, then need not carry out water cooling, this version can simplify structure, reducing energy consumption；
It is provided with cooling water channel in the end cap of motor and the housing of motor, motor can be carried out comprehensively cold
But, good cooling results, structure is reliable；
It is additionally provided with air-cooled passage in the housing of motor, combined by air-cooled and water-cooled and motor is cooled down, enter
One step improves cooling effect；
In air inlet, filter screen is installed, places external dust foreign matter and enter the event effectively reducing motor in air-cooled passage
Barrier rate, extends the service life of motor；
Air-cooled vias inner walls are provided with sound-absorbing material layer, effectively reduce the work noise of motor, improve the matter of working environment
Amount.
Brief description
Fig. 1 is a kind of structural representation of electric automobile water-cooled machine that the embodiment of the present invention one provides；
Fig. 2 is a kind of structural representation of electric automobile water-cooled machine that the embodiment of the present invention two provides.
In figure, 1, electric machine casing；11st, the second cooling-water duct；12nd, air inlet；13rd, air outlet；14th, air-cooled passage；2、
End cap；21st, the first cooling-water duct；3rd, stator；4th, rotor assembly；41st, rotating shaft；42nd, connecting shaft；43rd, clamping disk；5th, water pump；
51st, pump shell；511st, cooling water inlet；512nd, coolant outlet；52nd, impeller.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
Embodiment one：
Present embodiments provide a kind of electric automobile water-cooled machine, as shown in figure 1, this water-cooled machine include electric machine casing 1,
The end cap 2 being arranged at electric machine casing 1 two ends, the stator 3 being arranged in electric machine casing 1 and rotor assembly 4.Rotor assembly 4 turn
One end of axle 41 stretch out end cap 2 partly on water pump 5 is installed.Water pump 5 include the pump shell 51 being fixed on end cap 2 and
It is arranged at the impeller 52 in pump shell 51, impeller 52 is installed on rotating shaft 41 and stretches out partly going up of end cap 2, and impeller 52 can be with rotating shaft
41 rotations.Preferably, rotating shaft 41 is stretched out the part of end cap 2 and is stretched out and be provided with connecting shaft 42, and connecting shaft 42 both sides are respectively provided with
There is clamping disk 43, impeller 52 is installed between two clamping disks 43.The diameter of connecting shaft 42 is less than the diameter of rotating shaft 41.
Its water pump 5 of electric automobile water-cooled machine that the present embodiment provides and motor share a rotating shaft 41, work as motor rotation
When, rotating shaft 41 can impeller 52 rotate, thus forming the circulation of cold water, motor is cooled down, and work as automobile and stop fortune
During row, motor no longer generates heat, then need not carry out water cooling, and this version can simplify structure, reducing energy consumption.
Setting cooling water inlet 511 and coolant outlet 512 on pump shell 51, are provided with the end cap 2 of water pump 5
First cooling-water duct 21, cooling water inlet 511, pump shell 51 inner chamber, the first cooling-water duct 21 form following of cooling water
Loop back path.
As a kind of preferred embodiment, in electric machine casing 1, it is provided with the second cooling-water duct 11, the second cooling-water duct 11
It is connected with the first cooling-water duct 21.By arranging cooling water channel in end cap 2 and electric machine casing 1, motor can be entered
Row comprehensively cools down, good cooling results, and structure is reliable.
Embodiment two：
Present embodiments provide a kind of electric automobile water-cooled machine, its structure is essentially identical with embodiment one, as Fig. 2 institute
Show, it includes electric machine casing 1, the end cap 2 being arranged at electric machine casing 1 two ends, the stator 3 being arranged in electric machine casing 1 and rotor
Assembly 4.One end of the rotating shaft 41 of rotor assembly 4 stretch out end cap 2 partly on water pump 5 is installed.
Difference is, the present embodiment is additionally provided with air inlet 12, air outlet 13 and air-cooled logical in electric machine casing 1
Road 14, air inlet 12, air-cooled passage 14 and air outlet 13 form air-cooled closed circuit.It is provided with ventilating fan at air outlet 13（Figure
Not shown in）.Combined by air-cooled and water-cooled and motor is cooled down, further increase cooling effect
As a kind of preferred embodiment, at air inlet 12, filter screen is installed（In figure is not shown）, place external dust foreign matter
Enter in air-cooled passage, effectively reduce the fault rate of motor, extend the service life of motor.
As a kind of preferred embodiment, air-cooled passage 14 inwall is provided with sound-absorbing material layer（In figure is not shown）, effectively reduce
The work noise of motor, improves the quality of working environment.
Describe the know-why of the present invention above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel do not need to pay other specific embodiments that performing creative labour can associate the present invention, and these modes fall within
Within protection scope of the present invention.
Claims (5)
1. a kind of electric automobile water-cooled machine, including electric machine casing (1), the end cap that is arranged at described electric machine casing (1) two ends
(2), be arranged at stator (3) in described electric machine casing (1) and rotor assembly (4) it is characterised in that：Described rotor assembly (4)
Rotating shaft (41) one end stretch out described end cap (2) partly on water pump (5) is installed, described water pump (5) includes being fixed on institute
State the pump shell (51) on end cap (2) and be arranged at impeller (52) in described pump shell (51), described impeller (52)
It is installed on described rotating shaft (41) and stretches out partly going up of described end cap (2), described impeller (52) can rotate with described rotating shaft (41)；Institute
State rotating shaft (41) and stretch out the part of described end cap (2) and stretch out and be provided with connecting shaft (42), described connecting shaft (42) both sides are equal
It is provided with clamping disk (43), described impeller (52) is installed between two described clamping disks (43)；
Described pump shell (51) is upper to arrange cooling water inlet (511) and coolant outlet (512), near described water pump (5)
It is provided with the first cooling-water duct (21), described cooling water inlet (511), described pump shell (51) inner chamber, institute in end cap (2)
State the closed circuit that the first cooling-water duct (21) forms cooling water；
It is provided with air inlet (12), air outlet (13) and air-cooled passage (14), described air inlet in described electric machine casing (1)
(12), described air-cooled passage (14) and described air outlet (13) form air-cooled closed circuit；
It is provided with the second cooling-water duct (11), described second cooling-water duct (11) and described the in described electric machine casing (1)
One cooling-water duct (21) is connected.
2. a kind of electric automobile water-cooled machine according to claim 1 it is characterised in that：The diameter of described connecting shaft (42)
Diameter less than described rotating shaft (41).
3. a kind of electric automobile water-cooled machine according to claim 1 it is characterised in that：The setting of described air outlet (13) place
There is ventilating fan.
4. a kind of electric automobile water-cooled machine according to claim 1 it is characterised in that：Described air inlet (12) is provided with
Filter screen.
5. a kind of electric automobile water-cooled machine according to claim 1 it is characterised in that：Described air-cooled passage (14) inwall
It is provided with sound-absorbing material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410343836.1A CN104079120B (en) | 2014-07-19 | 2014-07-19 | Electric automobile water-cooled motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410343836.1A CN104079120B (en) | 2014-07-19 | 2014-07-19 | Electric automobile water-cooled motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104079120A CN104079120A (en) | 2014-10-01 |
| CN104079120B true CN104079120B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410343836.1A Active CN104079120B (en) | 2014-07-19 | 2014-07-19 | Electric automobile water-cooled motor |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160314A (en) * | 2015-04-01 | 2016-11-23 | 大陆汽车投资（上海）有限公司 | Motor for Electric Automobile and stator thereof |
| CN104853567B (en) * | 2015-05-04 | 2017-05-17 | 遵义天义利威机电有限责任公司 | Self-cooling sealed controller |
| CN106329830A (en) * | 2015-06-25 | 2017-01-11 | 泰荣动力科技股份有限公司 | Water-cooled type motor apparatus |
| CN106941297A (en) * | 2017-03-22 | 2017-07-11 | 安徽易威斯新能源科技股份有限公司 | A kind of electric automobile automobile drive electric motor |
| CN107919761A (en) * | 2017-12-21 | 2018-04-17 | 傅皓衍 | A kind of noise reduction heat radiating type motor |
| CN113078774B (en) * | 2021-02-24 | 2022-11-08 | 爱驰汽车（上海）有限公司 | Cooling structure and driving device |
| CN113098183A (en) * | 2021-04-27 | 2021-07-09 | 河南科技大学 | In-wheel motor and in-wheel motor cooling system |
| CN116498570B (en) * | 2023-06-28 | 2023-09-22 | 江苏凯峰泵阀有限公司 | Self-heat-dissipation type circulating centrifugal pump |
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|---|---|---|---|---|
| JPH05219687A (en) * | 1992-02-05 | 1993-08-27 | Yazaki Corp | Canned motor pump |
| JPH08214475A (en) * | 1995-02-02 | 1996-08-20 | Aisan Ind Co Ltd | Motor-operated water pump |
| CN201303278Y (en) * | 2008-11-07 | 2009-09-02 | 上海东方泵业(集团)有限公司 | Cooling device for inline pump of water-cooled machine |
| CN102290923A (en) * | 2011-07-26 | 2011-12-21 | 中国石油大学(华东) | Submarine motor cooling method and device |
| RU2477814C2 (en) * | 2010-09-17 | 2013-03-20 | Геннадий Александрович Бишутин | Electric pump |
| CN204046357U (en) * | 2014-07-19 | 2014-12-24 | 李东文 | A kind of electric automobile water-cooled machine |
-
2014
- 2014-07-19 CN CN201410343836.1A patent/CN104079120B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05219687A (en) * | 1992-02-05 | 1993-08-27 | Yazaki Corp | Canned motor pump |
| JPH08214475A (en) * | 1995-02-02 | 1996-08-20 | Aisan Ind Co Ltd | Motor-operated water pump |
| CN201303278Y (en) * | 2008-11-07 | 2009-09-02 | 上海东方泵业(集团)有限公司 | Cooling device for inline pump of water-cooled machine |
| RU2477814C2 (en) * | 2010-09-17 | 2013-03-20 | Геннадий Александрович Бишутин | Electric pump |
| CN102290923A (en) * | 2011-07-26 | 2011-12-21 | 中国石油大学(华东) | Submarine motor cooling method and device |
| CN204046357U (en) * | 2014-07-19 | 2014-12-24 | 李东文 | A kind of electric automobile water-cooled machine |
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| Publication number | Publication date |
|---|---|
| CN104079120A (en) | 2014-10-01 |
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| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Bin Inventor before: Jie Chunhui |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170117 Address after: 545006 the Guangxi Zhuang Autonomous Region hi tech Road, No. 1, No. 15, information industry park, building B2-21, B, Liuzhou Applicant after: Liuzhou Bona Automobile Technology Co. Ltd. Address before: 075000 Zhangjiakou province Hebei City Qiaoxi District Hsinying square No. 1 Building 3 unit 302 room Applicant before: Jie Chunhui |
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