CN102457119A - Structure for motor of electric vehicle - Google Patents
Structure for motor of electric vehicle Download PDFInfo
- Publication number
- CN102457119A CN102457119A CN2010105156573A CN201010515657A CN102457119A CN 102457119 A CN102457119 A CN 102457119A CN 2010105156573 A CN2010105156573 A CN 2010105156573A CN 201010515657 A CN201010515657 A CN 201010515657A CN 102457119 A CN102457119 A CN 102457119A
- Authority
- CN
- China
- Prior art keywords
- axle
- supporting plate
- shell
- stator core
- core coil
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000004804 winding Methods 0.000 claims abstract description 36
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- 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
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- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a structure for a motor of an electric vehicle. The structure comprises a shaft, a driving plate, a shell, a stator core coil winding, a bracket plate and a rotor, wherein the driving plate is fixedly sleeved on the shaft end of peripheral; one end of the shell is dynamic hermetically and rotatably sleeved on the periphery on one end of the shaft; the rotor is fixedly sleeved on the shaft; the stator core coil winding is located inside the inner circumference of the rotor; the stator core coil winding is fixedly arranged on the bracket plate; the inner side of the bracket plate along the circumference direction is dynamic hermetically and rotatably sleeved on the shaft; one end of the bracket plate on the outer side along the circumference direction is hermetically and fixedly connected with the other end of the shell; a circular sealing space is formed by the shaft, the bracket plate and the shell; and the rotor and the stator core coil winding are both located in the circular sealing space. The structure for the motor of the electric vehicle is high in continuous stability, the bracket plate is in direct contact with atmosphere, the heat generated by the stator core coil winding is directly emitted to the atmosphere and the radiating speed is high, so that the temperature of the stator core coil winding can be quickly reduced, the power loss of the motor is reduced and the efficiency of the motor is increased.
Description
Technical field
The present invention relates to a kind of electric machine structure, particularly a kind of electric vehicle motor structure.
Background technology
Present electric vehicle motor all is that axle does not rotate, and has only rotor and drive plate to rotate, and the supporting plate of the stator of this kind structure all places sealed space; Electric machine temperature rise is high, and it is overheated to be prone to, and the iron core winding conducting wire of stator is drawn through perforate on the axle; Sealing effectiveness is undesirable, and connection reliability is low.
Summary of the invention
In order to remedy above deficiency, the invention provides a kind of electric vehicle motor structure, this electric vehicle motor is simple in structure, connection is reliable, heat transferred is fast, cooling is abundant.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of electric vehicle motor structure, comprise axle, drive plate, shell, stator core coil windings, supporting plate and rotor, and said drive plate fixed cover is located at axle one an end periphery; Shell one end movable sealing turning set is located at axle one end periphery, and the rotor fixed cover is located on the axle, and it is inboard that the stator core coil windings is positioned at the rotor inner peripheral surface; The stator core coil windings is fixedly arranged on the supporting plate, and the inboard movable sealing turning set of supporting plate circumferencial direction is located on the axle, and the supporting plate circumferencial direction outside one end and the sealing of the shell other end are connected; The common annular seal space that forms of axle, supporting plate and shell, rotor and stator core coil windings all are positioned at the sealing space, during use; The chain stay of the axial other end of supporting plate and electric motor car is connected, and is connected through bearing between chain stay and the axle, and electric vehicle motor has just been realized spool and the rotor co-rotation like this; And shell, the fixed structure of the relative electric motor car chain stay of stator core coil windings with supporting plate; This kind structure connects reliable, and the supporting plate other end of stator core coil windings directly contacts with atmosphere, and the heat that the stator core coil windings is produced directly is dispersed in the atmosphere; Radiating rate is fast; Can reduce the temperature of stator core coil windings apace, reduce the power of motor loss, improve electric efficiency.
As further improvement of the present invention, the axial lateral wall of said supporting plate is provided with some fin, increases radiating rate through increasing area of dissipation like this.
As further improvement of the present invention, said supporting plate axial end wall is provided with the wire harness hole, and the wire harness sealing of stator core coil windings is placed through in this wire harness hole; Wire harness is drawn on supporting plate; Good sealing effect, insulation is reliable, has avoided problem of short-circuit occurring because of defective insulation.
As further improvement of the present invention; The structure that the wire harness sealing of said stator core coil windings is placed through in this wire harness hole is: be installed with a sealing shroud in the wire harness hole, the interior lateral wall of sealing shroud circumferencial direction elasticity respectively presses closer wire harness hole madial wall and wire harness lateral wall.
As further improvement of the present invention, said fin is a linear pattern and curved a kind of.
As further improvement of the present invention, the structure that the rotor fixed cover is located on the axle is: the axle lateral wall is provided with keyway, and the rotor madial wall is provided with key, and this key just can be inserted in the keyway.
As further improvement of the present invention; The structure that said shell one end movable sealing turning set is located at axle one end periphery is: be provided with an inner bearing, the inner bearing periphery is fixed in shell one end, and all fixed covers are located at axle one end periphery in the inner bearing; Be provided with inner seal ring again; Inner seal ring position opposite shell is fixed, and rotate an inner seal ring position end periphery relatively, and the inside and outside both sides of inner seal ring press closer the axle outside and shell one end inboard respectively.
As further improvement of the present invention; The structure that the inboard movable sealing turning set of said supporting plate circumferencial direction is located on the axle is: be provided with an outer bearing, the outer bearing periphery is fixed in the supporting plate inboard, and all fixed covers are located at a periphery in the outer bearing; Be provided with exterior seal ring again; The relative supporting plate in exterior seal ring position is fixed, the axle rotation relatively of exterior seal ring position, and the inside and outside both sides of exterior seal ring sealing press closer the axle outside and supporting plate one end inboard respectively.
Useful technique effect of the present invention is: axle of the present invention and rotor rotate together, and connective stability is high, the common annular seal space that forms of axle, supporting plate and shell; Come ccontaining rotor and stator core coil windings, the supporting plate other end directly contacts with atmosphere, and the heat that the stator core coil windings is produced directly is dispersed in the atmosphere; Radiating rate is fast; Can reduce the temperature of stator core coil windings apace, reduce the power of motor loss, improve electric efficiency.
Description of drawings
Fig. 1 is a structural principle sketch map of the present invention.
Embodiment
Embodiment: a kind of electric vehicle motor structure, comprise axle 1, drive plate 2, shell 3, stator core coil windings 4, supporting plate 5 and rotor 6, said drive plate 2 fixed covers are located at axle 1 one end peripheries; Shell 3 one end movable sealing turning sets are located at axle one end periphery, and rotor 6 fixed covers are located on the axle, and it is inboard that stator core coil windings 4 is positioned at rotor 6 inner peripheral surfaces; Stator core coil windings 4 is fixedly arranged on the supporting plate 5, and the inboard movable sealing turning set of supporting plate 5 circumferencial directions is located on the axle 1, and the supporting plate 5 circumferencial directions outside one end and the sealing of shell 3 other ends are connected; Axle 1, supporting plate 5 and the shell 3 common annular seal spaces that form, rotor 6 all is positioned at the sealing space with the stator core coil windings, during use; The chain stay 7 of the supporting plate 5 axial other ends and electric motor car is connected, and is connected through bearing between chain stay 7 and the axle, and electric vehicle motor has just been realized spool and the rotor co-rotation like this; And shell 3, stator core coil windings 4 and supporting plate 5 relative electric motor car chain stay 7 fixed structures; This kind structure connects reliable, and supporting plate 5 other ends of stator core coil windings directly contact with atmosphere, and the heat that stator core coil windings 4 is produced directly is dispersed in the atmosphere; Radiating rate is fast; Can reduce the temperature of stator core coil windings 4 apace, reduce the power of motor loss, improve electric efficiency.
Said supporting plate 5 axial lateral walls are provided with some fin 51, increase radiating rate through increasing area of dissipation like this.
Said supporting plate 5 axial end walls are provided with wire harness hole 52, and wire harness 41 sealings of stator core coil windings 4 are placed through in this wire harness hole 52, and wire harness 41 is drawn on supporting plate, good sealing effect, and insulation is reliable, has avoided problem of short-circuit occurring because of defective insulation.
The structure that wire harness 41 sealings of said stator core coil windings 4 are placed through in this wire harness hole 52 is: be installed with a sealing shroud 54 in the wire harness hole 52, the interior lateral wall of sealing shroud 54 circumferencial directions elasticity respectively presses closer wire harness hole 52 madial walls and wire harness 41 lateral walls.
Said fin 51 is a linear pattern and curved a kind of.
The structure that said rotor fixed cover is located on the axle 1 is: axle 1 lateral wall is provided with keyway 11, and the rotor madial wall is provided with key 53, and this key 53 just can be inserted in the keyway 11.
The structure that said shell one end movable sealing turning set is located at axle 1 one end peripheries is: be provided with an inner bearing 12; Inner bearing 12 peripheries are fixed in shell one end; All fixed covers are located at axle one end periphery in the inner bearing 12, are provided with inner seal ring 13 again, and inner seal ring 13 position opposite shell are fixed; Rotate inner seal ring 13 positions 1 one an end periphery relatively, and inner seal ring 13 inside and outside both sides press closer the axle outside and shell one end inboard respectively.
The structure that the inboard movable sealing turning set of said supporting plate 5 circumferencial directions is located on the axle 1 is: be provided with an outer bearing 14; Outer bearing 14 peripheries are fixed in the supporting plate inboard; All fixed covers are located at a periphery in the outer bearing 14, are provided with exterior seal ring 15 again, and the relative supporting plate in exterior seal ring 15 positions is fixed; The axle rotation relatively of exterior seal ring 15 positions, the inside and outside both sides of exterior seal ring 15 sealings press closer the axle outside and supporting plate one end inboard respectively.
Claims (8)
1. electric vehicle motor structure; It is characterized in that: comprise axle (1), drive plate (2), shell (3), stator core coil windings (4), supporting plate (5) and rotor (6); Said drive plate (2) fixed cover is located at axle (1) one end periphery, and shell (3) one end movable sealing turning sets are located at axle one end periphery, and rotor (6) fixed cover is located on the axle; It is inboard that stator core coil windings (4) is positioned at rotor (6) inner peripheral surface; Stator core coil windings (4) is fixedly arranged on the supporting plate (5), and the inboard movable sealing turning set of supporting plate (5) circumferencial direction is located on the axle (1), and supporting plate (5) the circumferencial direction outside one end and the sealing of shell (3) other end are connected; Axle (1), supporting plate (5) form an annular seal space jointly with shell (3), and rotor (6) and stator core coil windings all are positioned at the sealing space.
2. electric vehicle motor structure as claimed in claim 1 is characterized in that: said supporting plate (5) axially lateral wall is provided with some fin (51).
3. electric vehicle motor structure as claimed in claim 1 is characterized in that: said supporting plate (5) axial end wall is provided with wire harness hole (52), and wire harness (41) sealing of stator core coil windings (4) is placed through in this wire harness hole (52).
4. electric vehicle motor structure as claimed in claim 3; It is characterized in that: the structure that wire harness (41) sealing of said stator core coil windings (4) is placed through in this wire harness hole (52) is: be installed with a sealing shroud (54) in wire harness hole (52), the interior lateral wall of sealing shroud (54) circumferencial direction elasticity respectively presses closer wire harness hole (52) madial wall and wire harness (41) lateral wall.
5. electric vehicle motor structure as claimed in claim 2 is characterized in that: said fin (51) is a linear pattern and curved a kind of.
6. electric vehicle motor structure as claimed in claim 1 is characterized in that: the structure that the rotor fixed cover is located on the axle (1) is: axle (1) lateral wall is provided with keyway (11), and the rotor madial wall is provided with key (53), and this key (53) just can be inserted in the keyway (11).
7. electric vehicle motor structure as claimed in claim 1; It is characterized in that: the structure that said shell one end movable sealing turning set is located at axle (1) one end periphery is: be provided with an inner bearing (12); Inner bearing (12) periphery is fixed in shell one end; All fixed covers are located at axle one end periphery in the inner bearing (12), are provided with inner seal ring (13) again, and inner seal ring (13) position opposite shell is fixed; Rotate inner seal ring (13) position (1) one an end periphery relatively, and the inside and outside both sides of inner seal ring (13) press closer the axle outside and shell one end inboard respectively.
8. electric vehicle motor structure as claimed in claim 1; It is characterized in that: the structure that the inboard movable sealing turning set of said supporting plate (5) circumferencial direction is located on the axle (1) is: be provided with an outer bearing (14); Outer bearing (14) periphery is fixed in the supporting plate inboard; All fixed covers are located at a periphery in the outer bearing (14), are provided with exterior seal ring (15) again, and the relative supporting plate in exterior seal ring (15) position is fixed; The axle rotation relatively of exterior seal ring (15) position, the inside and outside both sides of exterior seal ring (15) sealing press closer the axle outside and supporting plate one end inboard respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105156573A CN102457119B (en) | 2010-10-21 | 2010-10-21 | Structure for motor of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105156573A CN102457119B (en) | 2010-10-21 | 2010-10-21 | Structure for motor of electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102457119A true CN102457119A (en) | 2012-05-16 |
| CN102457119B CN102457119B (en) | 2013-11-27 |
Family
ID=46039921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105156573A Expired - Fee Related CN102457119B (en) | 2010-10-21 | 2010-10-21 | Structure for motor of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102457119B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644678A (en) * | 2016-02-01 | 2016-06-08 | 张军凯 | Electric monocycle |
| CN106329789A (en) * | 2015-06-16 | 2017-01-11 | 天津美派电动科技有限公司 | High-efficiency and energy-saving electric vehicle motor mechanism |
| US11837985B2 (en) | 2018-07-19 | 2023-12-05 | Robert Bosch Gmbh | Motor and control method therefore |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070078035A1 (en) * | 2005-10-05 | 2007-04-05 | Nissan Motor Co., Ltd. | In-wheel drive unit |
| US20070228860A1 (en) * | 2006-03-31 | 2007-10-04 | Rao Dantam K | Three-gapped motor with outer rotor and stationary shaft |
| CN201146427Y (en) * | 2007-12-19 | 2008-11-05 | 徐德芳 | Wheel hub motor of electric car |
| CN201830052U (en) * | 2010-10-21 | 2011-05-11 | 付强 | Motor structure of electric vehicle |
-
2010
- 2010-10-21 CN CN2010105156573A patent/CN102457119B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070078035A1 (en) * | 2005-10-05 | 2007-04-05 | Nissan Motor Co., Ltd. | In-wheel drive unit |
| US20070228860A1 (en) * | 2006-03-31 | 2007-10-04 | Rao Dantam K | Three-gapped motor with outer rotor and stationary shaft |
| CN201146427Y (en) * | 2007-12-19 | 2008-11-05 | 徐德芳 | Wheel hub motor of electric car |
| CN201830052U (en) * | 2010-10-21 | 2011-05-11 | 付强 | Motor structure of electric vehicle |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329789A (en) * | 2015-06-16 | 2017-01-11 | 天津美派电动科技有限公司 | High-efficiency and energy-saving electric vehicle motor mechanism |
| CN105644678A (en) * | 2016-02-01 | 2016-06-08 | 张军凯 | Electric monocycle |
| US10046824B2 (en) | 2016-02-01 | 2018-08-14 | Junkai ZHANG | Electric vehicle |
| CN105644678B (en) * | 2016-02-01 | 2018-09-11 | 张军凯 | A kind of electric vehicle |
| US11837985B2 (en) | 2018-07-19 | 2023-12-05 | Robert Bosch Gmbh | Motor and control method therefore |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102457119B (en) | 2013-11-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI YUGUIDE INFORMATION TECHNOLOGY SERVICE CE Free format text: FORMER OWNER: FU QIANG Effective date: 20140805 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215332 SUZHOU, JIANGSU PROVINCE TO: 201708 QINGPU, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140805 Address after: Qingpu District 201708 Shanghai City Huaxin Town No. 1288 1 Lu Huateng 1 storey building C room 194 Patentee after: Shanghai Yuguide Information Technology Service Center Address before: 215332 Jiangsu Province town Kunshan City Shun Yang Industrial Zone Patentee before: Fu Qiang |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190627 Address after: Room 439, 4-storey F District, 1288 Huateng Road, Huaxin Town, Qingpu District, Shanghai, 20108 Patentee after: Shanghai Miao Pai Information Technology Service Center Address before: Room 194, 1st floor C, Building 1288, Huatengliu, Huaxin Town, Qingpu District, Shanghai, 20108 Patentee before: Shanghai Yuguide Information Technology Service Center |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20211021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |