CN201726253U - Electrocar motor cooling structure - Google Patents
Electrocar motor cooling structure Download PDFInfo
- Publication number
- CN201726253U CN201726253U CN2010202579849U CN201020257984U CN201726253U CN 201726253 U CN201726253 U CN 201726253U CN 2010202579849 U CN2010202579849 U CN 2010202579849U CN 201020257984 U CN201020257984 U CN 201020257984U CN 201726253 U CN201726253 U CN 201726253U
- Authority
- CN
- China
- Prior art keywords
- sealing
- axle
- supporting plate
- stator core
- drive plate
- 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.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 33
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 42
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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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 utility model discloses an electrocar motor cooling structure, wherein a driving disc of an electrocar motor is sheathed at the periphery of one end of a shaft in a motive seal rotating way; one end of a shell is sheathed at the periphery of one end of the driving disc in a motive seal rotating way; a rotor is fixedly connected with the other end of the driving disc; a stator core coil winding is positioned in the inner circumferential surface of the rotor and fixedly arranged on a support plate; the inner side in the peripheral direction of the support plate is hermetically and fixedly arranged on the shaft; one end of the outer side in the peripheral direction of the support plate is hermetically and fixedly connected with the other end of the shell; the shaft, the driving disc, the support plate and the shell form a ringlike sealed space; and the rotor and the stator core coil winding are positioned in the sealed space. The other end of the support plate is directly contacted with the atmosphere to directly dissipate the heat generated by the stator core coil winding to the atmosphere with high heat dissipation speed so as to fast reduce the temperature of the stator core coil winding, reduce motor power loss and improve motor efficiency.
Description
Technical field
The utility model relates to a kind of motor cooling structure, particularly a kind of electric vehicle motor cooling structure.
Background technology
The iron-core coil winding of present electric vehicle motor stator and supporting plate all place a sealed space, and because of can not directly contacting with atmosphere, heat distributes indirectly, heat radiation is slow, the iron-core coil winding temperature rise height of stator increases the power of motor loss, reduces electric efficiency.In addition, the wire harness of motor is to draw by motor axis hole, and production technology is poor, occurs because of the defective insulation short circuit problem easily.
Summary of the invention
In order to remedy above deficiency, the utility model provides a kind of electric vehicle motor cooling structure, and this electric vehicle motor cooling structure is simple, heat transferred fast, cooling is abundant.
The utility model for the technical scheme that solves its technical problem and adopt is: a kind of electric vehicle motor cooling structure, electric vehicle motor comprises axle, drive plate, shell, the stator core coil windings, supporting plate and rotor, described drive plate movable sealing turning set is located at axle one end periphery, shell one end movable sealing turning set is located at drive plate one end periphery, the rotor and the drive plate other end are connected, the stator core coil windings is positioned at rotor inner peripheral surface inboard, the stator core coil windings is fixedly arranged on the supporting plate, supporting plate circumferencial direction inner seal is fixedly arranged on the axle, the supporting plate circumferencial direction outside one end and the sealing of the shell other end are connected, axle, drive plate, the common annular seal space that forms of supporting plate and shell, rotor and stator core coil windings all are positioned at the sealing space, the supporting plate other end of stator core coil windings directly contacts with atmosphere, 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 utility model, the axial lateral wall of described supporting plate is provided with some fin, increases radiating rate by increasing area of dissipation like this.
As further improvement of the utility model, described 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 manufacturability, insulation is reliable, has avoided problem of short-circuit occurring because of defective insulation.
As further improvement of the utility model, the structure that the wire harness sealing of described 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 utility model, described fin is a linear pattern and curved a kind of.
As further improvement of the utility model, the structure that supporting plate circumferencial direction inner seal is fixedly arranged on the axle is: the axle lateral wall is provided with keyway, the supporting plate madial wall is provided with key, this key just can be inserted in the keyway, also be provided with sealing ring on the supporting plate madial wall, sealing circle madial wall elasticity presses closer a lateral wall.
As further improvement of the utility model, the structure that described drive plate 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 the drive plate, all fixed covers are located at axle one end periphery in the inner bearing, be provided with inner seal ring again, the relative drive plate in inner seal ring position is fixed, and rotate relative to axle one end periphery the inner seal ring position, inner seal ring sealing inner bearing.
As further improvement of the utility model, the structure that described shell one end movable sealing turning set is located at drive plate one end periphery is: be provided with an outer bearing, the outer bearing periphery is fixed in shell one end, all fixed covers are located at drive plate one end periphery in the outer bearing, be provided with exterior seal ring again, exterior seal ring position opposite shell is fixed, and rotate relative to drive plate the exterior seal ring position, exterior seal ring sealing outer bearing.
Useful technique effect of the present utility model is: the common annular seal space that forms of the utility model axle, drive plate, supporting plate and shell, come ccontaining rotor and stator core coil windings, the supporting plate other end directly contacts with atmosphere, 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 the utility model structural principle schematic diagram.
Embodiment
Embodiment: a kind of electric vehicle motor cooling structure, electric vehicle motor comprises axle 1, drive plate 2, shell 3, stator core coil windings 4, supporting plate 5 and rotor 6, described drive plate 2 movable sealing turning sets are located at axle 1 one end peripheries, shell 3 one end movable sealing turning sets are located at drive plate 2 one end peripheries, rotor 6 is connected with drive plate 2 other ends, stator core coil windings 4 is positioned at rotor 6 inner peripheral surface inboards, stator core coil windings 4 is fixedly arranged on the supporting plate 5, supporting plate 5 circumferencial direction inner seals are fixedly arranged on the axle 1, the supporting plate 5 circumferencial directions outside one end and the sealing of shell 3 other ends are connected, axle 1, drive plate 2, supporting plate 5 and the shell 3 common annular seal spaces that form, rotor 6 and stator core coil windings all are positioned at the sealing space, supporting plate 5 other ends of stator core coil windings 4 directly contact with atmosphere, 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.
Described supporting plate 5 axial lateral walls are provided with some fin 51, increase radiating rate by increasing area of dissipation like this.
Described 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 is drawn on supporting plate 5, good manufacturability, and insulation is reliable, has avoided problem of short-circuit occurring because of defective insulation.
The structure that wire harness 41 sealings of described stator core coil windings 4 are placed through in this wire harness hole 52 is: be installed with a sealing shroud 55 in the wire harness hole 52, the interior lateral wall of sealing shroud 55 circumferencial directions elasticity respectively presses closer wire harness hole 52 madial walls and wire harness 41 lateral walls.
Described fin 51 is a linear pattern and curved a kind of.
The structure that described supporting plate 5 circumferencial direction inner seals are fixedly arranged on the axle 1 is: axle 1 lateral wall is provided with keyway 11, supporting plate 5 madial walls are provided with key 53, this key 53 just can be inserted in the keyway 11, also be provided with sealing ring 54 on supporting plate 5 madial walls, sealing circle 54 madial wall elasticity press closer axle 1 lateral wall.
The structure that described drive plate 2 movable sealing turning sets are located at axle 1 one end peripheries is: be provided with an inner bearing, the inner bearing periphery is fixed in the drive plate 2, all fixed covers are located at axle one end periphery in the inner bearing, be provided with inner seal ring again, the relative drive plate in inner seal ring position is fixed, rotate relative to axle 1 one end peripheries the inner seal ring position, inner seal ring sealing inner bearing.
The structure that described shell 3 one end movable sealing turning sets are located at drive plate 2 one end peripheries is: be provided with an outer bearing, the outer bearing periphery is fixed in shell one end, all fixed covers are located at drive plate 2 one end peripheries in the outer bearing, be provided with exterior seal ring again, exterior seal ring position opposite shell is fixed, rotate relative to drive plate 2 the exterior seal ring position, exterior seal ring sealing outer bearing.
Claims (8)
1. electric vehicle motor cooling structure, electric vehicle motor comprises axle (1), drive plate (2), shell (3), stator core coil windings (4), supporting plate (5) and rotor (6), described drive plate (2) movable sealing turning set is located at axle (1) one end periphery, shell (3) one end movable sealing turning sets are located at drive plate (2) one end peripheries, rotor (6) is connected with drive plate (2) other end, stator core coil windings (4) is positioned at rotor (6) inner peripheral surface inboard, stator core coil windings (4) is fixedly arranged on the supporting plate (5), it is characterized in that: supporting plate (5) circumferencial direction inner seal is fixedly arranged on the axle (1), supporting plate (5) the circumferencial direction outside one end and the sealing of shell (3) other end are connected, axle (1), drive plate (2), supporting plate (5) forms 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 cooling structure as claimed in claim 1 is characterized in that: described supporting plate (5) axially lateral wall is provided with some fin (51).
3. electric vehicle motor cooling structure as claimed in claim 1 is characterized in that: described 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 cooling structure as claimed in claim 3, it is characterized in that: the structure that wire harness (41) sealing of described stator core coil windings (4) is placed through in this wire harness hole (52) is: be installed with a sealing shroud (55) in wire harness hole (52), the interior lateral wall of sealing shroud (55) circumferencial direction elasticity respectively presses closer wire harness hole (52) madial wall and wire harness (41) lateral wall.
5. electric vehicle motor cooling structure as claimed in claim 2 is characterized in that: described fin (51) is a linear pattern and curved a kind of.
6. electric vehicle motor cooling structure as claimed in claim 1, it is characterized in that: the structure that supporting plate (5) circumferencial direction inner seal is fixedly arranged on the axle (1) is: axle (1) lateral wall is provided with keyway (11), supporting plate (5) madial wall is provided with key (53), this key (53) just can be inserted in the keyway (11), also be provided with sealing ring (54) on supporting plate (5) madial wall, sealing circle (54) madial wall elasticity presses closer axle (1) lateral wall.
7. electric vehicle motor cooling structure as claimed in claim 1, it is characterized in that: the structure that described drive plate (2) movable sealing turning set is located at axle (1) one end periphery is: be provided with an inner bearing, the inner bearing periphery is fixed in the drive plate (2), all fixed covers are located at axle one end periphery in the inner bearing, be provided with inner seal ring again, the relative drive plate in inner seal ring position is fixed, and rotate relative to axle (1) one end periphery the inner seal ring position, inner seal ring sealing inner bearing.
8. electric vehicle motor cooling structure as claimed in claim 1, it is characterized in that: the structure that described shell (3) one end movable sealing turning sets are located at drive plate (2) one end peripheries is: be provided with an outer bearing, the outer bearing periphery is fixed in shell one end, all fixed covers are located at drive plate (2) one end peripheries in the outer bearing, be provided with exterior seal ring again, exterior seal ring position opposite shell is fixed, and rotate relative to drive plate (2) the exterior seal ring position, exterior seal ring sealing outer bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202579849U CN201726253U (en) | 2010-07-12 | 2010-07-12 | Electrocar motor cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202579849U CN201726253U (en) | 2010-07-12 | 2010-07-12 | Electrocar motor cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726253U true CN201726253U (en) | 2011-01-26 |
Family
ID=43494606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202579849U Expired - Fee Related CN201726253U (en) | 2010-07-12 | 2010-07-12 | Electrocar motor cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201726253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332779A (en) * | 2010-07-12 | 2012-01-25 | 付强 | Motor cooling structure of electric vehicle |
| WO2015109864A1 (en) * | 2014-01-23 | 2015-07-30 | 中山大洋电机股份有限公司 | External rotor motor |
-
2010
- 2010-07-12 CN CN2010202579849U patent/CN201726253U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332779A (en) * | 2010-07-12 | 2012-01-25 | 付强 | Motor cooling structure of electric vehicle |
| WO2015109864A1 (en) * | 2014-01-23 | 2015-07-30 | 中山大洋电机股份有限公司 | External rotor motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130814 |
|
| 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: 20130814 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 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20180712 |