CN106787559A - A kind of electric automobile drives permanent-magnetic synchronous motor rotor - Google Patents
A kind of electric automobile drives permanent-magnetic synchronous motor rotor Download PDFInfo
- Publication number
- CN106787559A CN106787559A CN201510797828.9A CN201510797828A CN106787559A CN 106787559 A CN106787559 A CN 106787559A CN 201510797828 A CN201510797828 A CN 201510797828A CN 106787559 A CN106787559 A CN 106787559A
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- rotor
- magnet steel
- synchronous motor
- punching
- electric automobile
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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
Entitled a kind of electric automobile of the invention drives permanent-magnetic synchronous motor rotor.Belong to electric automobile and drive permagnetic synchronous motor technical field.It is mainly and solves the problems, such as that permanent-magnetic synchronous motor rotor salient pole and magnetic pole are alternately deflected.It is mainly characterized by：Rotor is spliced in opposite directions by rotor part；Rotor part is overrided to form by rotor punching；Rectangle magnet steel jack is symmetrically provided with the outer annular of rotor punching, rectangle magnet steel jack distinguishes at an acute angle and obtuse angle with the rectangle magnet steel jack of both sides；Repeated hole and riveted holes are arranged with the middle part annulus of rotor punching；The center of rotor punching is provided with punching axis hole, and it is in 1 to be provided with punching axis hole with riveted holeso ~5oThe key bossing of angle；The rectangle magnet steel jack of rotor part has been inserted into permanent-magnet steel, there is rivet in riveted holes.The present invention has the torque characteristics that can preferably ensure permagnetic synchronous motor, is mainly used in electric automobile and drives permanent-magnetic synchronous motor rotor.
Description
Technical field
Permagnetic synchronous motor technical field is driven the invention belongs to electric automobile, and in particular to a kind of electric automobile drives permanent-magnetic synchronous motor rotor structure.
Background technology
The rotor structure of AC permanent magnet synchronous motor typically has surface-mount type and interpolation type etc. various, and what use was more is the structure of overall V-type interpolation type at present, and the permagnetic synchronous motor for possessing the structure has cogging torque greatly, motor low-speed pulse problem.
The content of the invention
Permanent-magnetic synchronous motor rotor is driven it is an object of the invention to provide a kind of electric automobile, it is to avoid above mentioned problem.
Technical solution of the invention is：A kind of electric automobile drives permanent-magnetic synchronous motor rotor, including rotor, it is characterised in that：The rotor is spliced in opposite directions by rotor part；The rotor part is overrided to form by rotor punching；Rectangle magnet steel jack is symmetrically provided with the outer annular of the rotor punching, rectangle magnet steel jack distinguishes at an acute angle and obtuse angle with the rectangle magnet steel jack of both sides；Repeated hole and riveted holes are arranged with the middle part annulus of the rotor punching；The center of the rotor punching is provided with punching axis hole, and it is in 1 to be provided with punching axis hole with riveted holeso ~5oThe key bossing of angle；The rectangle magnet steel jack of rotor part has been inserted into permanent-magnet steel, there is rivet in riveted holes.
Rectangle magnet steel jack described in technical solution of the invention has 16；Described to go repeated hole to have 8, riveted holes have 4, symmetrical.
The manufactured head of rivet going in repeated hole positioned at adjacent rotor part on rotor part described in technical solution of the invention.
The repeated hole that goes described in technical solution of the invention is mounting hole.
The present invention drives permanent-magnetic synchronous motor rotor due to the electric automobile using rotor punching type, wherein, rectangle magnet steel jack is symmetrically provided with the outer annular of rotor punching, rectangle magnet steel jack distinguishes at an acute angle and obtuse angle with the rectangle magnet steel jack of both sides, repeated hole and riveted holes are arranged with the middle part annulus of rotor punching, the center of rotor punching is provided with punching axis hole, and it is in 1 to be provided with punching axis hole with riveted holeso ~5oThe key bossing of angle, rotor punching laminates to form rotor part, the rectangle magnet steel jack of rotor part has been inserted into permanent-magnet steel, there is rivet in riveted holes, rotor part is spliced to form rotor in opposite directions, thus solve the problems, such as that permanent-magnetic synchronous motor rotor salient pole and magnetic pole are alternately deflected, the rotor core for laminating has special permanent magnet assembling structure, improves permagnetic synchronous motor performance.The present invention has the torque characteristics that can preferably ensure permagnetic synchronous motor, and the electric automobile for being mainly used in hidden pole type drives permagnetic synchronous motor.
Brief description of the drawings
Fig. 1 is the structural representation of rotor punching of the present invention.
Fig. 2 is the structural representation of present invention riveting rotor part.
Fig. 3 is the structural representation of present invention splicing rotor part.
Fig. 4 is that Fig. 3 splices rotor part rotor surface Distribution of Magnetic Field figure.
In figure：1st, rectangle magnet steel jack, 2, remove repeated hole, 3, riveted holes, 4, key bossing, 5, rivet, 6, rotor part, 7, rotor, 8, N magnetic poles, 9, S magnetic poles.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1.Rectangle magnet steel jack 1 is symmetrically provided with the outer annular of rotor punching, rectangle magnet steel jack 1 distinguishes at an acute angle and obtuse angle with the rectangle magnet steel jack of both sides, and be in the shape of the letter V distribution, and rectangle magnet steel jack 1 has 16.Repeated hole 2 and riveted holes 3 are arranged with the middle part annulus of rotor punching.The center of rotor punching is provided with punching axis hole, and it is in 1 to be provided with punching axis hole with riveted holes 3o ~5o
The key bossing 4 of angle.Repeated hole 2 is gone to have 8, riveted holes 3 have 4, and symmetrical, it is mounting hole to remove repeated hole 2, and it is every magnetic space to remove repeated hole 2.Key bossing 4 is keyway space, it is ensured that the permanent magnet of rotor alternately deflects certain angle every a segment distance in the axial direction.
As shown in Figure 2.Rotor part 6 laminates certain thickness and forms by rotor punching, is riveted tightly using rivet 5 after laminating.The rectangle magnet steel jack 1 of rotor part 6 has been inserted into permanent-magnet steel, and rivet 5 is located in riveted holes 3.
As shown in Figure 3, Figure 4.Rotor 7 is spliced in opposite directions by rotor part 6, two arranged opposites of rotor part 6 adjacent during splicing, it is ensured that the rivet head of rivet 5 going in repeated hole 2 positioned at adjacent rotor part 6 on adjacent rotor part 6.Key bossing 4 makes rotor surface form N magnetic poles 8, S magnetic poles 9 staggeredly when rotor part 6 loads machine shaft, and staggeredly degree is determined by the angle that key bossing 4 is deflected.
Claims (4)
1. a kind of electric automobile drives permanent-magnetic synchronous motor rotor, including rotor（7）, it is characterised in that：The rotor（7）By rotor part（6）It is spliced in opposite directions；The rotor part（6）It is overrided to form by rotor punching；Rectangle magnet steel jack is symmetrically provided with the outer annular of the rotor punching（1）, rectangle magnet steel jack（1）Rectangle magnet steel jack with both sides distinguishes at an acute angle and obtuse angle；Repeated hole is arranged with the middle part annulus of the rotor punching（2）And riveted holes（3）；The center of the rotor punching is provided with punching axis hole, is provided with punching axis hole and riveted holes（3）In 1o ~5oThe key bossing of angle（4）；Rotor part（6）Rectangle magnet steel jack（1）It has been inserted into permanent-magnet steel, riveted holes（3）Inside there is rivet（5）.
2. a kind of electric automobile according to claim 1 drives permanent-magnetic synchronous motor rotor, it is characterised in that：Described rectangle magnet steel jack（1）Have 16；Described removes repeated hole（2）Have 8, riveted holes（3）Have 4, it is symmetrical.
3. a kind of electric automobile according to claim 1 and 2 drives permanent-magnetic synchronous motor rotor, it is characterised in that：Described rotor part（6）Upper rivet（5）Manufactured head be located at adjacent rotor part（6）Remove repeated hole（2）It is interior.
4. a kind of electric automobile according to claim 1 and 2 drives permanent-magnetic synchronous motor rotor, it is characterised in that：Described removes repeated hole（2）It is mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510797828.9A CN106787559A (en) | 2015-11-19 | 2015-11-19 | A kind of electric automobile drives permanent-magnetic synchronous motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510797828.9A CN106787559A (en) | 2015-11-19 | 2015-11-19 | A kind of electric automobile drives permanent-magnetic synchronous motor rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106787559A true CN106787559A (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510797828.9A Pending CN106787559A (en) | 2015-11-19 | 2015-11-19 | A kind of electric automobile drives permanent-magnetic synchronous motor rotor |
Country Status (1)
| Country | Link |
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| CN (1) | CN106787559A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599416A (en) * | 2018-05-04 | 2018-09-28 | 深圳市泉胜新技术开发有限公司 | A kind of rotor structure of driving motor |
| CN109546774A (en) * | 2018-12-04 | 2019-03-29 | 菲仕绿能科技(北京)有限公司 | A kind of oblique pole structure of permanent-magnetic synchronous motor rotor and assemble method |
| CN110247495A (en) * | 2019-07-18 | 2019-09-17 | 奇瑞汽车股份有限公司 | Rotor punching, rotor core, driving motor for electric automobile and production method |
| CN112436689A (en) * | 2020-12-18 | 2021-03-02 | 山东理工大学 | Production method of nested drive motor salient pole rotor with backstop function |
| WO2022018363A2 (en) | 2020-07-23 | 2022-01-27 | Nidec Psa Emotors | Rotary electric machine |
-
2015
- 2015-11-19 CN CN201510797828.9A patent/CN106787559A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599416A (en) * | 2018-05-04 | 2018-09-28 | 深圳市泉胜新技术开发有限公司 | A kind of rotor structure of driving motor |
| CN108599416B (en) * | 2018-05-04 | 2020-06-23 | 深圳市泉胜新技术开发有限公司 | Rotor structure of driving motor |
| CN109546774A (en) * | 2018-12-04 | 2019-03-29 | 菲仕绿能科技(北京)有限公司 | A kind of oblique pole structure of permanent-magnetic synchronous motor rotor and assemble method |
| CN109546774B (en) * | 2018-12-04 | 2023-10-31 | 菲仕绿能科技(北京)有限公司 | Rotor oblique pole structure of permanent magnet synchronous motor and assembly method |
| CN110247495A (en) * | 2019-07-18 | 2019-09-17 | 奇瑞汽车股份有限公司 | Rotor punching, rotor core, driving motor for electric automobile and production method |
| WO2022018363A2 (en) | 2020-07-23 | 2022-01-27 | Nidec Psa Emotors | Rotary electric machine |
| FR3112906A1 (en) | 2020-07-23 | 2022-01-28 | Nidec Psa Emotors | Rotating electric machine |
| CN112436689A (en) * | 2020-12-18 | 2021-03-02 | 山东理工大学 | Production method of nested drive motor salient pole rotor with backstop function |
| CN112436689B (en) * | 2020-12-18 | 2022-09-13 | 山东理工大学 | Production method of nested drive motor salient pole rotor with backstop function |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190107 Address after: 441004 No. 5 Xinxing Road, Xiangyang High-tech Zone, Hubei Province Applicant after: Xiangyang Yu Ching Electric Drive Technology Co., Ltd. Address before: 441004 No. 5 Xinxing Road, Xiangfan High-tech Zone, Hubei Province Applicant before: Xiangyang Yuqing Transmission Technology Co., Ltd. |
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| TA01 | Transfer of patent application right |