CN205489868U - Motor rotor for electric automobile - Google Patents
Motor rotor for electric automobile Download PDFInfo
- Publication number
- CN205489868U CN205489868U CN201620285699.5U CN201620285699U CN205489868U CN 205489868 U CN205489868 U CN 205489868U CN 201620285699 U CN201620285699 U CN 201620285699U CN 205489868 U CN205489868 U CN 205489868U
- Authority
- CN
- China
- Prior art keywords
- rotor
- fixed
- rotor yoke
- permanent magnet
- electric automobile
- 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
- 230000005389 magnetism Effects 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 15
- 238000010276 construction Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model discloses a motor rotor for electric automobile, which comprises a rotating shaft, the cover is equipped with the rotor yoke in the pivot, and is equipped with the spliced pole on the outer wall of rotor yoke, the spliced pole is three to eight, and the periphery that waits interval to locate the rotor yoke, all is equipped with the permanent magnet between two spliced poles, and on the permanent magnet is fixed in the rotor yoke through fastening screw, the one end that the rotor yoke was kept away from to the spliced pole all is equipped with the connecting plate, the both sides of connecting plate all are equipped with the fixed slot, are equipped with the fixed plate between two connecting plates, the both sides of fixed plate all are equipped with the fixed column, and in the fixed column one end of keeping away from the fixed plate extends to the fixed slot, the fixed column is fixed in the inner wall of fixed slot through the fastener. The utility model provides a permanent magnet problem that produces the displacement easily or drop under the effect of electromagnetic force and centrifugal force, simple structure, convenient to use, with low costs.
Description
Technical field
This utility model relates to electric vehicle engineering field, particularly relates to a kind of for electric automobile
Rotor.
Background technology
Existing motor surface permanent magnetic rotor all uses tiles permanent magnet to be directly bonded to rotor
In yoke, but owing to driving motor for electric automobile works often in high/low temperature alternation, vibration
Etc. operating mode, limit speed is desirable that at more than 5000r/min, bonding agent is the most aging make bonding by force
Degree reduces, and permanent magnet easily produces displacement under electromagnetic force and centrifugal action or comes off.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and proposes
A kind of rotor for electric automobile.
To achieve these goals, this utility model adopts the technical scheme that
A kind of rotor for electric automobile, including rotating shaft, described rotating shaft is arranged with and turns
Sub-yoke, and the outer wall of rotor yoke is provided with connection post, described connection post is three to eight, and etc.
The periphery of rotor yoke is located at distance interval, is equipped with permanent magnet, and permanent magnetism between two connection posts
Body is fixed on rotor yoke by fastening screw, and described connection post is all provided with away from one end of rotor yoke
There are connecting plate, the both sides of described connecting plate to be equipped with fixing groove, are provided with solid between two connecting plates
Determining plate, the both sides of described fixed plate are equipped with fixing post, and fixing post is away from one end of fixed plate
Extending in fixing groove, described fixing post is fixed on the inwall of fixing groove by securing member.
Preferably, described rotor yoke is provided with thread groove, and permanent magnet is provided with screwed hole, institute
Stating fastening screw and be positioned at screwed hole, one end of described fastening screw extends in thread groove, and tightly
Gu screw closes with thread groove and corresponding threaded holes respectively.
Preferably, described thread groove is two to seven, and lays respectively between two connection posts.
Preferably, described connecting plate and fixed plate are arcuate structure.
In this utility model, this is used for the rotor of electric automobile by multiple connection posts and company
Fishplate bar constitutes the space placing permanent magnet, reaches the purpose of fixed placement permanent magnet, by tightly
Gu permanent magnet can be fixed on rotor yoke by screw, can more be entered by fixed plate and fixing post
One step strengthens the steadiness of permanent magnet, and this utility model solves permanent magnet and in electromagnetic force and is centrifuged
Easy displacement or the problem come off of producing under power effect, simple in construction, easy to use, low cost.
Accompanying drawing explanation
Fig. 1 is the structure of a kind of rotor for electric automobile that the utility model proposes
Schematic diagram.
In figure: 1 rotating shaft, 2 rotor yokes, 3 connect posts, 4 connecting plates, 5 permanent magnets, 6 tight
Gu screw, 7 fixed plates, 8 fix post.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, in this utility model embodiment
Technical scheme be clearly and completely described, it is clear that described embodiment be only this
The a part of embodiment of utility model rather than whole embodiments.
With reference to Fig. 1, a kind of rotor for electric automobile, including rotating shaft 1, rotating shaft 1
On be arranged with rotor yoke 2, and the outer wall of rotor yoke 2 is provided with connection post 3, and connecting post 3 is
Three to eight, and equidistant intervals is located at the periphery of rotor yoke 2, between two connection posts 3 all
It is provided with permanent magnet 5, and permanent magnet 5 is fixed on rotor yoke 2 by fastening screw 6, connects
Post 3 is equipped with connecting plate 4 away from one end of rotor yoke 2, and the both sides of connecting plate 4 are equipped with solid
Determining groove, be provided with fixed plate 7 between two connecting plates 4, the both sides of fixed plate 7 are equipped with fixing
Post 8, and fixing post 8 extends in fixing groove away from one end of fixed plate 7, fixing post 8 leads to
Crossing securing member and be fixed on the inwall of fixing groove, this is used for the rotor of electric automobile by multiple
Connect post 3 and connecting plate 4 constitutes the space placing permanent magnet 5, reach fixed placement permanent magnetism
The purpose of body 5, can be fixed on permanent magnet 5 on rotor yoke 2 by fastening screw 5, logical
Cross fixed plate 7 and fixing post 8 can further strengthen the steadiness of permanent magnet 5, this practicality
The novel permanent magnet 5 that solves easily produces displacement under electromagnetic force and centrifugal action or comes off
Problem, simple in construction, easy to use, low cost.
In this utility model, rotor yoke 2 is provided with thread groove, and permanent magnet 5 is provided with screw thread
Hole, fastening screw 6 is positioned at screwed hole, and one end of fastening screw 6 extends in thread groove, and
Fastening screw 6 closes with thread groove and corresponding threaded holes respectively, and thread groove is two to seven, and point
Not between two connection posts 3, connecting plate 4 and fixed plate 7 are arcuate structure, this use
Rotor in electric automobile constitutes placement permanent magnetism by multiple connection posts 3 and connecting plate 4
The space of body 5, reaches the purpose of fixed placement permanent magnet 5, can be by by fastening screw 5
Permanent magnet 5 is fixed on rotor yoke 2, can be further by fixed plate 7 and fixing post 8
Strengthening the steadiness of permanent magnet 5, this utility model solves permanent magnet 5 and in electromagnetic force and is centrifuged
Easy displacement or the problem come off of producing under power effect, simple in construction, easy to use, low cost.
In this utility model, multiple connection posts 3 and connecting plate 4 constitute places permanent magnet 5
Space so that permanent magnet 5 can fixed placement, fastening screw 5 permanent magnet 5 is fixed on turn
On sub-yoke 2, fixed plate 7 and fixing post 8 further strengthen the steadiness of permanent magnet 5.
The above, only this utility model preferably detailed description of the invention, but this utility model
Protection domain be not limited thereto, any those familiar with the art is in this practicality
In the technical scope of novel exposure, according to the technical solution of the utility model and utility model structure thereof
Think equivalent or change in addition, all should contain within protection domain of the present utility model.
Claims (4)
1. for a rotor for electric automobile, including rotating shaft (1), it is characterised in that
It is arranged with rotor yoke (2) in described rotating shaft (1), and the outer wall of rotor yoke (2) is provided with
Connecting post (3), described connection post (3) is three to eight, and equidistant intervals is located at rotor
The periphery of yoke (2), is equipped with permanent magnet (5), and permanent magnetism between two connection posts (3)
Body (5) is fixed on rotor yoke (2) by fastening screw (6), described connection post (3)
One end away from rotor yoke (2) is equipped with connecting plate (4), the two of described connecting plate (4)
Side is equipped with fixing groove, is provided with fixed plate (7) between two connecting plates (4), described fixing
The both sides of plate (7) are equipped with fixing post (8), and fixing post (8) is away from fixed plate (7)
One end extend in fixing groove, described fixing post (8) is fixed on fixing groove by securing member
Inwall.
A kind of rotor for electric automobile the most according to claim 1, it is special
Levying and be, described rotor yoke (2) is provided with thread groove, and permanent magnet (5) is provided with screw thread
Hole, described fastening screw (6) is positioned at screwed hole, and one end of described fastening screw (6) is prolonged
Stretch in thread groove, and fastening screw (6) is closed with thread groove and corresponding threaded holes respectively.
A kind of rotor for electric automobile the most according to claim 2, it is special
Levying and be, described thread groove is two to seven, and lays respectively between two connection posts (3).
A kind of rotor for electric automobile the most according to claim 1, it is special
Levying and be, described connecting plate (4) and fixed plate (7) are arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620285699.5U CN205489868U (en) | 2016-04-07 | 2016-04-07 | Motor rotor for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620285699.5U CN205489868U (en) | 2016-04-07 | 2016-04-07 | Motor rotor for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205489868U true CN205489868U (en) | 2016-08-17 |
Family
ID=56644408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620285699.5U Expired - Fee Related CN205489868U (en) | 2016-04-07 | 2016-04-07 | Motor rotor for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205489868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546884A (en) * | 2017-10-19 | 2018-01-05 | 哈尔滨理工大学 | A kind of rotor |
-
2016
- 2016-04-07 CN CN201620285699.5U patent/CN205489868U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546884A (en) * | 2017-10-19 | 2018-01-05 | 哈尔滨理工大学 | A kind of rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160817 |