CN204046357U - A kind of electric automobile water-cooled machine - Google Patents

A kind of electric automobile water-cooled machine Download PDF

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Publication number
CN204046357U
CN204046357U CN201420398976.4U CN201420398976U CN204046357U CN 204046357 U CN204046357 U CN 204046357U CN 201420398976 U CN201420398976 U CN 201420398976U CN 204046357 U CN204046357 U CN 204046357U
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China
Prior art keywords
water
cooled
electric automobile
cooling
motor
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Expired - Fee Related
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CN201420398976.4U
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Chinese (zh)
Inventor
李东文
王富强
刘小宁
金晓辉
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

Abstract

The utility model discloses a kind of electric automobile water-cooled machine, relate to electric automobile accessory technical field, design for problems such as the cooling effect solving existing electric automobile water-cooled machine are poor, waste energy.Its water pump of electric automobile water-cooled machine that the utility model provides and motor share a rotating shaft, when motor rotation, rotating shaft can impeller rotate, thus form the circulation of cold water, motor is cooled, and when automobile is out of service, motor no longer generates heat, then without the need to carrying out water cooling, this version can simplified structure, reduces energy consumption; In the end cap of motor and the housing of motor, be provided with cooling water channel, comprehensively can cool motor, good cooling results, structure is reliable.

Description

A kind of electric automobile water-cooled machine
Technical field
The utility model relates to electric automobile accessory technical field, particularly relates to a kind of electric automobile water-cooled machine.
Background technology
Along 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 the development of society again, electric automobile as a kind of new energy motor, the energy-conserving and environment-protective performance having it superior.Due to the outstanding advantage of electric automobile in energy-saving and environmental protection, the research and extension of electric automobile is made to become the focus of automobile industry in recent years.
The drive motors of electric automobile is all water-cooled machine or ventilated machine, and water-cooled machine mostly adopts an independent motor to carry out driving to make cooling water circulation to water pump.Adopt an independent motor to carry out driving to make cooling water circulation to water pump, such structure takes up room larger, and cost is high, also add car weight.
In addition, existing electric automobile water-cooled machine only arranges water pump in the side of motor, cools motor, cooling effect is poor, especially, when motor operating time is longer, the opposite side heating of motor is serious, has a strong impact on the useful life of motor and the normal operation of electric automobile.
Utility model content
An object of the present utility model is to propose that a kind of structure is simple, energy consumption is low and can realize the electric automobile water-cooled machine of cooling comprehensively.
Another object of the present utility model proposes the electric automobile water-cooled machine that a kind of long operational time also can ensure its cooling effect.
An also object of the present utility model is that a kind of structure of proposition is reliable, the electric automobile water-cooled machine of failure rate is low, long service life.
Another object of the present utility model proposes the low electric automobile water-cooled machine of a kind of noise.
For reaching this object, the utility model by the following technical solutions:
A kind of electric automobile water-cooled machine, comprise electric machine casing, be arranged at the end cap at described electric machine casing two ends, the stators and rotators assembly be arranged in described electric machine casing, the part that described end cap is stretched out in one end of the rotating shaft of described rotor assembly is provided with water pump, described water pump comprises the pump shell be fixed on described end cap and the impeller be arranged in described pump shell, described impeller is installed on described rotating shaft and stretches out in the part of described end cap, and described impeller can with described axis of rotation;
Described pump shell is arranged cooling water inlet and coolant outlet, in the end cap of described water pump, be provided with the first cooling-water duct, the circulation circuit of described cooling water inlet, described pump shell inner chamber, described first cooling-water duct formation cooling water.
Preferably, the part that described end cap is stretched out in described rotating shaft stretches out and is provided with connecting axle, and described connecting axle both sides are provided with clamping disk, and described impeller is installed between two described clamping disks.
Preferably, the diameter of described connecting axle is less than the diameter of described rotating shaft.
Preferably, be provided with the second cooling-water duct in described electric machine casing, described second cooling-water duct is connected with described first cooling-water duct.
Preferably, be 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 circulation circuit.
Preferably, described air outlet place is provided with ventilating fan.
Preferably, described air inlet is provided with filter screen.
Preferably, described air-cooled vias inner walls is provided with sound-absorbing material layer.
The beneficial effects of the utility model are:
Its water pump of electric automobile water-cooled machine that the utility model provides and motor share a rotating shaft, when motor rotation, rotating shaft can impeller rotate, thus form the circulation of cold water, motor is cooled, and when automobile is out of service, motor no longer generates heat, then without the need to carrying out water cooling, this version can simplified structure, reduces energy consumption;
In the end cap of motor and the housing of motor, be provided with cooling water channel, comprehensively can cool motor, good cooling results, structure is reliable;
In the housing of motor, be also provided with air-cooled passage, being combined by air-cooled and water-cooled is cooled motor, further increases cooling effect;
In air inlet, filter screen is installed, places external dust foreign matter and enter in air-cooled passage, effectively reduce the failure rate of motor, extend the useful life of motor;
Air-cooled vias inner walls is provided with sound-absorbing material layer, effectively reduces the work noise of motor, improves the quality of operational environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of electric automobile water-cooled machine that the utility model embodiment one provides;
Fig. 2 is the structural representation of a kind of electric automobile water-cooled machine that the utility model embodiment two provides.
In figure, 1, electric machine casing; 11, the second cooling-water duct; 12, air inlet; 13, air outlet; 14, air-cooled passage; 2, end cap; 21, the first cooling-water duct; 3, stator; 4, rotor assembly; 41, rotating shaft; 42, connecting axle; 43, clamping disk; 5, water pump; 51, pump shell; 511, cooling water inlet; 512, coolant outlet; 52, impeller.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Embodiment one:
Present embodiments provide a kind of electric automobile water-cooled machine, as shown in Figure 1, this water-cooled machine comprises electric machine casing 1, be arranged at the end cap 2 at electric machine casing 1 two ends, be arranged at stator 3 in electric machine casing 1 and rotor assembly 4.The part that end cap 2 is stretched out in one end of the rotating shaft 41 of rotor assembly 4 is provided with water pump 5.Water pump 5 comprises the pump shell 51 be fixed on end cap 2 and the impeller 52 be arranged in pump shell 51, and impeller 52 is installed on rotating shaft 41 and stretches out in the part of end cap 2, and impeller 52 can rotate with rotating shaft 41.Preferably, the part that end cap 2 is stretched out in rotating shaft 41 stretches out and is provided with connecting axle 42, and connecting axle 42 both sides are provided with clamping disk 43, and impeller 52 is installed between two clamping disks 43.The diameter of connecting axle 42 is less than the diameter of rotating shaft 41.
Its water pump 5 of the electric automobile water-cooled machine that the present embodiment provides and motor share a rotating shaft 41, when motor rotation, rotating shaft 41 can impeller 52 rotate, thus form the circulation of cold water, motor is cooled, and when automobile is out of service, motor no longer generates heat, then without the need to carrying out water cooling, this version can simplified structure, reduces energy consumption.
Pump shell 51 is arranged cooling water inlet 511 and coolant outlet 512, in the end cap 2 of water pump 5, be provided with the first cooling-water duct 21, cooling water inlet 511, pump shell 51 inner chamber, the first cooling-water duct 21 form the circulation circuit of cooling water.
As a kind of preferred embodiment, be provided with the second cooling-water duct 11, second cooling-water duct 11 in electric machine casing 1 and be connected with the first cooling-water duct 21.By arranging cooling water channel in end cap 2 and electric machine casing 1, comprehensively can cool motor, good cooling results, structure is reliable.
Embodiment two:
Present embodiments provide a kind of electric automobile water-cooled machine, its structure is substantially identical with embodiment one, and as shown in Figure 2, it comprises electric machine casing 1, be arranged at the end cap 2 at electric machine casing 1 two ends, be arranged at stator 3 in electric machine casing 1 and rotor assembly 4.The part that end cap 2 is stretched out in one end of the rotating shaft 41 of rotor assembly 4 is provided with water pump 5.
Difference is, the present embodiment is also provided with air inlet 12, air outlet 13 and air-cooled passage 14 in electric machine casing 1, and air inlet 12, air-cooled passage 14 and air outlet 13 form air-cooled circulation circuit.Air outlet 13 place is provided with ventilating fan (not shown).Combined by air-cooled and water-cooled and motor cooled, further increase cooling effect
As a kind of optimal way, at air inlet 12, place is provided with filter screen (not shown), places external dust foreign matter and enters in air-cooled passage, effectively reduce the failure rate of motor, extend the useful life of motor.
As a kind of optimal way, air-cooled passage 14 inwall is provided with sound-absorbing material layer (not shown), effectively reduces the work noise of motor, improves the quality of operational environment.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection range by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection range of the present utility model.

Claims (8)

1. an electric automobile water-cooled machine, comprise electric machine casing (1), be arranged at the end cap (2) at described electric machine casing (1) two ends, be arranged at the stator (3) in described electric machine casing (1) and rotor assembly (4), it is characterized in that: the part that described end cap (2) are stretched out in one end of the rotating shaft (41) of described rotor assembly (4) is provided with water pump (5), described water pump (5) comprises the pump shell (51) be fixed on described end cap (2) and the impeller (52) be arranged in described pump shell (51), described impeller (52) is installed on described rotating shaft (41) and stretches out in the part of described end cap (2), described impeller (52) can rotate with described rotating shaft (41),
Described pump shell (51) is arranged cooling water inlet (511) and coolant outlet (512), in the end cap (2) of described water pump (5), be provided with the first cooling-water duct (21), described cooling water inlet (511), described pump shell (51) inner chamber, described first cooling-water duct (21) form the circulation circuit of cooling water.
2. a kind of electric automobile water-cooled machine according to claim 1, it is characterized in that: the part that described end cap (2) is stretched out in described rotating shaft (41) stretches out and is provided with connecting axle (42), described connecting axle (42) both sides are provided with clamping disk (43), and described impeller (52) is installed between two described clamping disks (43).
3. a kind of electric automobile water-cooled machine according to claim 2, is characterized in that: the diameter of described connecting axle (42) is less than the diameter of described rotating shaft (41).
4. a kind of electric automobile water-cooled machine according to claim 1, is characterized in that: be provided with the second cooling-water duct (11) in described electric machine casing (1), described second cooling-water duct (11) is connected with described first cooling-water duct (21).
5. a kind of electric automobile water-cooled machine according to any one of Claims 1-4, it is characterized in that: be provided with air inlet (12), air outlet (13) and air-cooled passage (14) in described electric machine casing (1), described air inlet (12), described air-cooled passage (14) and described air outlet (13) form air-cooled circulation circuit.
6. a kind of electric automobile water-cooled machine according to claim 5, is characterized in that: described air outlet (13) place is provided with ventilating fan.
7. a kind of electric automobile water-cooled machine according to claim 5, is characterized in that: described air inlet (12) is provided with filter screen.
8. a kind of electric automobile water-cooled machine according to claim 5, is characterized in that: described air-cooled passage (14) inwall is provided with sound-absorbing material layer.
CN201420398976.4U 2014-07-19 2014-07-19 A kind of electric automobile water-cooled machine Expired - Fee Related CN204046357U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104079120A (en) * 2014-07-19 2014-10-01 解春慧 Electric automobile water-cooled motor
CN104847705A (en) * 2015-04-01 2015-08-19 江苏博众汽车部件有限公司 Novel fan for car
CN105680628A (en) * 2015-06-23 2016-06-15 扬州科光技术发展有限公司 Self-circulation liquid cooling permanent magnetic motor of high power rate
CN109617292A (en) * 2019-01-18 2019-04-12 昆山南洋电机配件有限公司 A kind of motor cylinder body having water cooling and air-cooling function
WO2021227262A1 (en) * 2020-05-11 2021-11-18 山东省章丘鼓风机股份有限公司 Permanent magnet direct drive slurry pump having water cooling circulation structure

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104079120A (en) * 2014-07-19 2014-10-01 解春慧 Electric automobile water-cooled motor
CN104079120B (en) * 2014-07-19 2017-02-22 柳州博纳汽车科技有限公司 Electric automobile water-cooled motor
CN104847705A (en) * 2015-04-01 2015-08-19 江苏博众汽车部件有限公司 Novel fan for car
CN105680628A (en) * 2015-06-23 2016-06-15 扬州科光技术发展有限公司 Self-circulation liquid cooling permanent magnetic motor of high power rate
WO2016206342A1 (en) * 2015-06-23 2016-12-29 戴杰 Self-circulation liquid-cooled permanent magnet motor
CN105680628B (en) * 2015-06-23 2021-06-29 扬州科光技术发展有限公司 High power ratio self-circulation liquid cooling permanent magnet motor
CN109617292A (en) * 2019-01-18 2019-04-12 昆山南洋电机配件有限公司 A kind of motor cylinder body having water cooling and air-cooling function
CN109617292B (en) * 2019-01-18 2020-02-07 昆山南洋电机配件有限公司 Motor cylinder body with water cooling and air cooling functions
WO2021227262A1 (en) * 2020-05-11 2021-11-18 山东省章丘鼓风机股份有限公司 Permanent magnet direct drive slurry pump having water cooling circulation structure

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141224

Termination date: 20160719

CF01 Termination of patent right due to non-payment of annual fee