CN106685143A - Cooling flow channel of electric vehicle motor - Google Patents

Cooling flow channel of electric vehicle motor Download PDF

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Publication number
CN106685143A
CN106685143A CN201510762738.6A CN201510762738A CN106685143A CN 106685143 A CN106685143 A CN 106685143A CN 201510762738 A CN201510762738 A CN 201510762738A CN 106685143 A CN106685143 A CN 106685143A
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CN
China
Prior art keywords
stator
procapsid
motor
middle housing
guiding channel
Prior art date
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.)
Pending
Application number
CN201510762738.6A
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Chinese (zh)
Inventor
朱阳光
徐青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vitesco Technologies Holding China Co Ltd
Original Assignee
Continental Automotive Asia Pacific Beijing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Continental Automotive Asia Pacific Beijing Co Ltd filed Critical Continental Automotive Asia Pacific Beijing Co Ltd
Priority to CN201510762738.6A priority Critical patent/CN106685143A/en
Publication of CN106685143A publication Critical patent/CN106685143A/en
Pending legal-status Critical Current

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Abstract

The invention provides an electric vehicle motor. The electric vehicle motor comprises a stator, a middle shell, a front shell, a flow guiding channel, a front cover and a back cover, wherein the middle shell is arranged outside the stator in a sleeving manner, and the inner surface of the middle shell is in full contact with the outer surface of the stator; the front shell packages and covers the stator and the middle shell which are connected together in a sleeving manner, and a part of the circumferential edge of the front shell is in contact with the stator while the rest part is in contact with the middle shell; the flow guiding channel is configured in a predetermined region outside the middle shell; the front cover packages and covers the first side of the front shell and the flow guiding channel; and the back cover packages and covers the second side of the middle shell and the flow guiding channel. The cooling flow channel of the electric vehicle motor provided by the invention is simple in structural design, convenient to manufacture, high in rate of finished products, low in manufacturing cost and relatively good in cooling effect.

Description

The coolant flow channel of Motor for Electric Automobile
Technical field
The present invention relates to motor in electric automobile manufacturing technology field, in particular to a kind of electronic vapour The coolant flow channel of automobile motor.
Background technology
Along with the high speed development of automobile industry, petroleum resources shortage, environment warm with climate warming etc. Series of problems has burst.New-energy automobile with pure electric automobile as representative will become China's vapour One of important directions of car industry development.And automobile power-driven system is unique as pure electric automobile Power source, its performance directly affects dynamic property, stability and the comfortableness of car load.
Because the design requirement of Motor for Electric Automobile needs to meet small volume, lightweight, power density The feature such as high, heat-sinking capability is good, (refers mainly to AC induction motor and forever so Motor for Electric Automobile Magneto) it is typically chosen using liquid-cooling heat radiation mode, the coolant flow channel of motor is generally located on motor Around stator, by the flowing/circulation of cooling medium, the heat of motor is taken away.
In view of this, need to design a kind of Motor for Electric Automobile, with the cooling structure for being easy to manufacture, Motor product rate is high, low cost of manufacture, and cooling effect is preferable.
The content of the invention
For above-mentioned technical problem, the present invention has found to set on the basis of based on a large amount of trial-production experiments A kind of new motor of electric motor car is counted, with the cooling structure for being easy to manufacture, motor product rate is high, system Low cost is made, and cooling effect is preferable.
For achieving the above object, the invention provides a kind of Motor for Electric Automobile, including:Stator;Turn Son, is arranged on stator interior;Middle housing, it is linked in stator outside, and the inner surface of middle housing is complete The outer surface of Full connected stator;Procapsid, it is sealed on the upper of the stator that connects together and middle housing Side, and the part contact stator of the circumferential edge of procapsid and housing in remaining part contact;Water conservancy diversion Passage, it is configured at the presumptive area outside middle housing;Protecgulum, it is sealed on procapsid and water conservancy diversion is logical The first side position in road, and formed between protecgulum and procapsid around cavity, the cavity connection water conservancy diversion leads to First side in road;Bonnet, it is sealed at the second side of middle housing and flow-guiding channel, and after cover for Second side of flow-guiding channel reserves a through hole.
Further, the flow-guiding channel and middle housing are integral types.
Further, the flow-guiding channel is fabricated by simultaneously with middle housing by extrusion forming process.
Further, together with the procapsid is screwed in protecgulum.
Further, the procapsid is bonded together with protecgulum by fluid sealant.
Further, heat-conducting glue is set between the copper sheet and procapsid in the stator.
Further, there is bowl-type structure, to accommodate heat-conducting glue on the procapsid.
Further, it is filled with heat-conducting glue in the space between the procapsid and stator.
The cooling structure design of the Motor for Electric Automobile that the present invention is provided is simple, is easy to manufacture, finished product Rate is high, low cost of manufacture, and cooling effect is preferable.
The additional aspect of the present invention and advantage will be set forth in part in the description, and these will be from following Description in become obvious, or by the present invention practice recognize.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the one of the application Part, the schematic description and description of the present invention is used to explain the present invention, does not constitute to this Bright improper restriction.In the accompanying drawings:
Fig. 1 is the front view of the Motor for Electric Automobile of one embodiment of the invention;
Fig. 2 is the front view of the Motor for Electric Automobile of one embodiment of the invention;
Fig. 3 is the profile of the section A-A of embodiment in Fig. 2;
Fig. 4 is the profile of the section B-B of embodiment in Fig. 3;
Fig. 5 is the partial enlarged drawing of the circle D of embodiment in Fig. 4;
Fig. 6 is the partial enlarged drawing of the circle E of embodiment in Fig. 4.
Specific embodiment
To make those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and Specific embodiment is described in further detail to the present invention.The reality of the present invention is described in more detail below Mode is applied, the example of the embodiment is shown in the drawings, wherein same or similar from start to finish Label represents same or similar element or the element with same or like function.Below with reference to The embodiment of Description of Drawings is exemplary, is only used for explaining the present invention, and can not be construed to this The restriction of invention.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative used herein " one ", " one ", " described " and " being somebody's turn to do " may also comprise plural form.Should further manage Solution, the present invention specification used in wording " including " refer to exist the feature, integer, Step, operation, element and/or component, but it is not excluded that there are or add one or more other spies Levy, integer, step, operation, element, component and/or their group.It should be understood that when we claim Element is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other Element, or can also there is intermediary element.Additionally, " connection " used herein or " coupling " Wireless connection can be included or coupled.Wording "and/or" used herein includes one or more phases Any cell for listing item of association and all combination.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technical term and scientific terminology) has with the those of ordinary skill's in art of the present invention It is commonly understood by identical meaning.It should also be understood that those terms defined in such as general dictionary Should be understood that with the meaning consistent with the meaning in the context of prior art, and unless picture Here equally define, will not be explained with idealization or excessively formal implication.
Fig. 1 is the schematic diagram of the Motor for Electric Automobile of one embodiment of the invention.As shown in figure 1, this Invention provides a kind of Motor for Electric Automobile by stator, rotor, protecgulum 11, procapsid 5, middle shell Body 2 and bonnet 3 coordinate assemble successively.Rotor, is arranged on stator interior;Stator 4 is arranged on In middle housing 2.Coolant entrance MI extends from bonnet 3.Coolant outlet MO is from protecgulum 11 Extend.Motor for Electric Automobile as shown in Figure 4, including:Stator 4;Rotor, it is fixed to be arranged on It is sub internal;Middle housing 2, it is linked in the outside of stator 4, and the inner surface of middle housing 2 is completely attached to The outer surface of stator 4;Procapsid 5, it is sealed on the stator 4 that connects together and middle housing 2 Top, and the part contact stator 4 of the circumferential edge of procapsid 5 and shell in remaining part contact Body 2;Flow-guiding channel 7, it is configured at the presumptive area outside middle housing 2;Protecgulum 1, it is sealed on Formed between the first side position of procapsid 5 and flow-guiding channel 7, and protecgulum 1 and procapsid 5 and surround Cavity, the cavity connects the first side of flow-guiding channel 7;Bonnet 3, it is sealed on middle housing 2 and water conservancy diversion At second side of passage 7, and the second side on bonnet 3 for flow-guiding channel 7 reserves a through hole.
Further, the flow-guiding channel 7 and middle housing 2 are integral types.
Further, the flow-guiding channel 7 and middle housing 2 manufactured simultaneously by extrusion forming process and Into.
Further, together with the procapsid 5 is screwed in protecgulum 1.
Further, together with the procapsid is screwed in protecgulum.
Further, the procapsid 5 is bonded together with protecgulum 1 by fluid sealant.
Further, there is bowl-type structure, to accommodate heat-conducting glue on the procapsid 5.
Fig. 4 is the profile of the section A-A of embodiment in Fig. 3.As shown in section view Fig. 4, it is described before Housing 5 is bonded together to form closed cavity with protecgulum 1 by fluid sealant 9.The procapsid 5 Heat-conducting glue is filled with the space between stator 4.As shown in section view Fig. 4, procapsid 5 with it is fixed Heat-conducting glue is filled with space between son 4, it is therefore an objective to make the corolla (copper of circumference of stator 4 Piece constitute) heat be delivered on procapsid 5 by heat-conducting glue, make heat-conducting effect more preferably.Procapsid There is bowl-type structure feature, purpose is exactly preferably to accommodate heat-conducting glue, is provided to fill heat-conducting glue on 5 Space.
Fig. 5 is the partial enlarged drawing of the circle D of embodiment in Fig. 4.As shown in figure 5, middle housing 2 Connect positioned at the protuberance of the outside edge contacts procapsid 5 of the side of procapsid 5, and the inwall of middle housing 2 Heat on stator 4 can be transmitted to outside and be carried out by tactile stator 4, this structure by middle housing 2 Radiating.For the heat dissipation path that middle housing 2 is formed, first path is middle housing 2 by stator 4 Heat is dissipated into the flow-guiding channel 7 in the outside of middle housing 2 from the two contact portion, then by cooling down Jie Matter is cooled down;Second path is that the heat of stator 4 is passed through middle housing 2 and procapsid by middle housing 2 5 contact areas are dispersed into the exterior lateral area of procapsid 5 by procapsid 5.
Fig. 6 is the partial enlarged drawing of the circle E of embodiment in Fig. 4.As shown in fig. 6, middle housing 2 Positioned at the side of the protuberance of the outside edge contacts procapsid 5 of the side of procapsid 5, protecgulum 11 is located at fore shell The opposite side of the protuberance of the outside edge contacts procapsid 5 of the side of body 5, and the inwall of middle housing 2 connects Heat on stator 4 can be transmitted to outside and be carried out by tactile stator 4, this structure by middle housing 2 Radiating.For the heat dissipation path that middle housing 2 is formed, first path is middle housing 2 by stator 4 Heat is dissipated into the exterior lateral area of middle housing 2 from the two contact portion;Second path is that middle housing 2 will The heat of stator 4 is dispersed into procapsid by middle housing 2 and the contact area of procapsid 5 by procapsid 5 5 exterior lateral area;3rd path is that the heat of stator 4 is passed through middle housing 2 and fore shell by middle housing 2 The contact area of body 5 is transmitted to procapsid 5, then is dispersed into protecgulum by contact protecgulum 11 with procapsid 5 11 exterior lateral area.
The cooling structure design of the Motor for Electric Automobile that the present invention is provided is simple, is easy to manufacture, finished product Rate is high, low cost of manufacture, and cooling effect is preferable.
The above is only some embodiments of the present invention, it is noted that for the art For those of ordinary skill, under the premise without departing from the principles of the invention, some improvement can also be made And retouching, these improvements and modifications also should be regarded as protection scope of the present invention.

Claims (7)

1. a kind of Motor for Electric Automobile, it is characterised in that include:
Stator;
Rotor, is arranged on stator interior;
Middle housing, it is linked in stator outside, and the inner surface of middle housing completely attaches to the outer of stator Surface;
Procapsid, it is sealed on the top of the stator and middle housing for connecting together, and procapsid A part for circumferential edge contacts stator and is left housing in part contact;
Flow-guiding channel, it is configured at the presumptive area outside middle housing;
Protecgulum, it is sealed on the first side position of procapsid and flow-guiding channel, and protecgulum and procapsid it Between formed around cavity, the cavity connects the first side of flow-guiding channel;
Bonnet, it is sealed at the second side of middle housing and flow-guiding channel, and after cover as flow-guiding channel The second side reserve a through hole.
2. Motor for Electric Automobile according to claim 1, it is characterised in that the water conservancy diversion leads to Road is integral type with middle housing.
3. Motor for Electric Automobile according to claim 2, it is characterised in that the water conservancy diversion leads to Road is fabricated by simultaneously with middle housing by extrusion forming process.
4. Motor for Electric Automobile according to claim 1, it is characterised in that the procapsid Together with being screwed in protecgulum.
5. Motor for Electric Automobile according to claim 4, it is characterised in that the procapsid It is bonded together by fluid sealant with protecgulum.
6. Motor for Electric Automobile according to claim 1, it is characterised in that in the stator Copper sheet and procapsid between heat-conducting glue is set.
7. Motor for Electric Automobile according to claim 6, it is characterised in that the procapsid It is upper that there is bowl-type structure, to accommodate heat-conducting glue.
CN201510762738.6A 2015-11-10 2015-11-10 Cooling flow channel of electric vehicle motor Pending CN106685143A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510762738.6A CN106685143A (en) 2015-11-10 2015-11-10 Cooling flow channel of electric vehicle motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510762738.6A CN106685143A (en) 2015-11-10 2015-11-10 Cooling flow channel of electric vehicle motor

Publications (1)

Publication Number Publication Date
CN106685143A true CN106685143A (en) 2017-05-17

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4739204A (en) * 1986-01-30 1988-04-19 Mitsubishi Denki Kabushiki Kaisha Liquid cooled a.c. vehicle generator
US6160332A (en) * 1999-01-13 2000-12-12 Mitsubishi Denki Kabushiki Kaisha Liquid cooled brushless generator for vehicles
US6201321B1 (en) * 1998-06-05 2001-03-13 Bayside Controls, Inc. Apparatus and method for dissipating heat from a motor
CN201639369U (en) * 2009-12-25 2010-11-17 江门市瑞荣泵业有限公司 Structure of submersible motor stator
CN102005833A (en) * 2009-07-29 2011-04-06 六逸科技股份有限公司 Motor with internal thermal conductive adhesive
CN102810943A (en) * 2012-07-31 2012-12-05 联合汽车电子有限公司 Cooling structure of inner rotor motor
CN203444910U (en) * 2013-08-21 2014-02-19 武汉征原电气有限公司 High-frequency isolation transformer
CN203674894U (en) * 2013-11-28 2014-06-25 长城汽车股份有限公司 Motor cooling system and motor
CN205212635U (en) * 2015-11-10 2016-05-04 大陆汽车投资(上海)有限公司 Motor for electric automobile

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4739204A (en) * 1986-01-30 1988-04-19 Mitsubishi Denki Kabushiki Kaisha Liquid cooled a.c. vehicle generator
US6201321B1 (en) * 1998-06-05 2001-03-13 Bayside Controls, Inc. Apparatus and method for dissipating heat from a motor
US6160332A (en) * 1999-01-13 2000-12-12 Mitsubishi Denki Kabushiki Kaisha Liquid cooled brushless generator for vehicles
CN102005833A (en) * 2009-07-29 2011-04-06 六逸科技股份有限公司 Motor with internal thermal conductive adhesive
CN201639369U (en) * 2009-12-25 2010-11-17 江门市瑞荣泵业有限公司 Structure of submersible motor stator
CN102810943A (en) * 2012-07-31 2012-12-05 联合汽车电子有限公司 Cooling structure of inner rotor motor
CN203444910U (en) * 2013-08-21 2014-02-19 武汉征原电气有限公司 High-frequency isolation transformer
CN203674894U (en) * 2013-11-28 2014-06-25 长城汽车股份有限公司 Motor cooling system and motor
CN205212635U (en) * 2015-11-10 2016-05-04 大陆汽车投资(上海)有限公司 Motor for electric automobile

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Address after: 200082 No. 538, Dalian Road, Shanghai, Yangpu District

Applicant after: CONTINENTAL INVESTMENT (CHINA) Co.,Ltd.

Address before: 200082 No. 538, Dalian Road, Shanghai, Yangpu District

Applicant before: Continental Automotive Holding Co.,Ltd.

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Effective date of registration: 20191227

Address after: 200082 8th Floor, 538 Dalian Road, Yangpu District, Shanghai

Applicant after: WeiPai technology investment (China) Co.,Ltd.

Address before: 200082 No. 538, Dalian Road, Shanghai, Yangpu District

Applicant before: CONTINENTAL INVESTMENT (CHINA) Co.,Ltd.

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Address after: 200082 19 / F nominal floor of building T1, 387 Huimin Road, Yangpu District, Shanghai (16 / F actual floor)

Applicant after: WeiPai technology investment (China) Co.,Ltd.

Address before: 8 / F, 538 Dalian Road, Yangpu District, Shanghai 200082

Applicant before: WeiPai technology investment (China) Co.,Ltd.

WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170517