CN202183648U - Surface-mounted permanent magnet motor and internal rotor and stamped piece of surface-mounted permanent magnet motor - Google Patents
Surface-mounted permanent magnet motor and internal rotor and stamped piece of surface-mounted permanent magnet motor Download PDFInfo
- Publication number
- CN202183648U CN202183648U CN2011202567441U CN201120256744U CN202183648U CN 202183648 U CN202183648 U CN 202183648U CN 2011202567441 U CN2011202567441 U CN 2011202567441U CN 201120256744 U CN201120256744 U CN 201120256744U CN 202183648 U CN202183648 U CN 202183648U
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- tongue
- groove
- permanent magnet
- punching
- internal rotor
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Abstract
The utility model provides a surface-mounted permanent magnet motor and an internal rotor and a stamped piece of the surface-mounted permanent magnet motor. The stamped piece is circular, and a mortice groove which protrudes outwards is arranged on an outer edge. Through the improvement on the structure of the stamped piece, the installation process of the permanent magnet is simplified, and the long-term regular effect of the permanent magnet can be ensured; meanwhile, the cost is obviously reduced.
Description
Technical field
The utility model relates to the motor manufacturing technology field, is specifically related to a kind of surface-mount type magneto and internal rotor and punching.
Background technology
Magneto is to utilize permanent magnet to set up the motor of excitation field, and the surface-mount type internal rotor permanent-magnetic motor that is widely used at present need be fixed on the rotor core surface with the permanent magnet piecemeal.Conventional method is to adopt glue that permanent magnet is bonded at the rotor core surface, yet along with the prolongation of variations in temperature and service time, glue is prone to aging and loses bonding force, so adopts bonding mode can't guarantee permanent magnet extended immobilization effect.
In addition, for the rotor of high speed rotating, for further increasing reliability of fixation; Prior art adopts no latitude band to be wrapped in permanent magnet surfaces usually, is heating and curing, or processes a counterbore in the permanent magnet center; Be screwed on the rotor core surface; Or push down two adjacent permanent magnets with pressing plate, be screwed pressing plate on rotor core, or closely cover on the permanent magnet outer surface with thin metal drum.
More than these methods, usually cause the increase of material cost, the difficulty and the complexity of manufacturing process also increase, even also can influence the electric property of motor.
The utility model content
The purpose of the utility model provides a kind of punching, adopt the internal rotor of this punching and adopt the surface-mount type magneto of this internal rotor, and it can guarantee that the extended immobilization effect to permanent magnet significantly reduce cost simultaneously.
For achieving the above object, the utility model adopts following technical scheme:
A kind of punching is annular, and its outward flange is provided with the tongue-and-groove to outer lug.
Further, said tongue-and-groove is dovetail shaped.
Further, said tongue-and-groove comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below.
A kind of internal rotor comprises rotor core and the permanent magnet that is arranged at said rotor core surface, and said rotor core comprises inner rotor shaft and be sheathed on the multilayer punching on the said inner rotor shaft, wherein,
The outward flange of said punching is provided with the tongue-and-groove to outer lug;
Said permanent magnet is arranged between the adjacent tongue-and-groove;
But be inserted with the tenon riveting of the said tongue-and-groove of spreading in the said tongue-and-groove.
Further, said tongue-and-groove is dovetail shaped, and the shape at said permanent magnet two ends and the shape of said tongue-and-groove are suitable.
Further, said tongue-and-groove comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below.
Further, said tenon riveting is a steel wire.
A kind of surface-mount type magneto; Comprise housing and the stator and the internal rotor that are arranged on said enclosure interior, said internal rotor comprises rotor core and the permanent magnet that is arranged at said rotor core surface, and said rotor core comprises inner rotor shaft and is sheathed on the punching on the said inner rotor shaft; Wherein
The outward flange of said punching is provided with the tongue-and-groove to outer lug;
Said permanent magnet is arranged between the adjacent tongue-and-groove;
But be inserted with the tenon riveting of the said tongue-and-groove of spreading in the said tongue-and-groove.
Further, said tongue-and-groove is dovetail shaped, and the shape at said permanent magnet two ends and the shape of said tongue-and-groove are suitable; The said tenon fourth of the twelve Earthly Branches is a steel wire.
Further, said tongue-and-groove comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below.
The punching that the utility model provides, internal rotor and surface-mount type magneto have not only been simplified the permanent magnet mounting process through the punching self structure is improved, and can guarantee that the extended immobilization effect to permanent magnet significantly reduces cost simultaneously.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model surface-mount type magneto internal rotor punching;
Fig. 2 is a kind of structural representation of the utility model internal rotor.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model provides a kind of punching, and is as shown in Figure 1, and this punching 3 is an annular, and its outward flange is provided with the tongue-and-groove 4 to outer lug.
During application, as shown in Figure 2, at first the punching closed assembly is become iron core, again permanent magnet is arranged between two adjacent tongue-and-grooves, adopt the tenon riveting more bigger to insert the installation of promptly accomplishing permanent magnet in the tongue-and-groove at last than tongue-and-groove size.The utility model is when inserting permanent magnet between two adjacent tongue-and-grooves, the notch of tongue-and-groove draws in toward middle, has therefore reduced the resistance that permanent magnet is installed; In addition, after all permanent magnet installations, insert the tenon riveting and make tongue-and-groove notch side walls spreading, compress the permanent magnet on sidewall both sides, make fixed effect lasting stability more.
The utility model not only can accurately be arranged in the iron core surface with permanent magnet; And through structure optimization to punching; Avoided the introducing of additional materials such as adhesive, screw, pressing plate and structure; Only just can guarantee permanent magnet extended immobilization effect, and then reduce material cost and process complexity through punching self mechanical structure.
As a kind of preferred version, tongue-and-groove 4 is dovetail shaped, and the sidewall that the dovetail shaped structure is beneficial to tongue-and-groove 4 compresses the permanent magnet 1 that is positioned at punching 3 peripheries, and certainly, the utility model tongue-and-groove 4 is not limited to dovetail shaped, can also rectangular or triangles like tongue-and-groove 4.For the ease of tenon riveting 2 is squeezed into tongue-and-groove 4; The utility model tongue-and-groove 4 is provided with breach in dovetail portion; And below breach, be provided with circular hole; Circular hole not only is beneficial to the pushing of two side of 2 pairs of tongue-and-grooves 4 of tenon riveting, and better fixedly tenon riveting 2, prevents that its extruding owing to the tongue-and-groove sidewall from moving.
On the basis of above-mentioned punching 3, the utility model provides a kind of internal rotor, and is as shown in Figure 2; It comprises rotor core and the permanent magnet 1 that is arranged at said rotor core surface; Said rotor core comprises inner rotor shaft 5 and is sheathed on the multilayer punching 3 on the inner rotor shaft 5 that wherein, the outward flange of punching 3 is provided with the tongue-and-groove 4 to outer lug; Permanent magnet 1 is arranged between the adjacent tongue-and-groove 4, but is inserted with the tenon riveting 2 of spreading tongue-and-groove 4 in the tongue-and-groove 4.
As a kind of preferred version, tongue-and-groove 4 is dovetail shaped.Certainly, the utility model tongue-and-groove 4 is not limited to dovetail shaped, can also rectangular or triangle like tongue-and-groove 4.In addition, in order to improve installation effectiveness and fixed effect, the two ends and tongue-and-groove 4 shapes of the permanent magnet 1 of the utility model are suitable.
As a kind of preferred version; The utility model tongue-and-groove 4 also comprises breach that is arranged on dovetail portion and the circular hole that is positioned at the breach below; The breach of dovetail portion is beneficial to tenon riveting 2 is squeezed into tongue-and-groove 4, and is arranged on the pushing of two side that circular hole below the breach not only is beneficial to 2 pairs of tongue-and-grooves 4 of tenon riveting, and better fixedly tenon riveting 2; Prevent that its extruding owing to the tongue-and-groove sidewall from moving, and then better fixed permanent magnet 1.
As a kind of preferred version, tenon riveting 2 is a steel wire, one skilled in the art will appreciate that the tenon riveting 2 in the utility model is not limited to steel wire, and it can also adopt structures such as pin or wedge.
On the basis of above-mentioned punching 3 and internal rotor; The utility model also provides a kind of surface-mount type magneto, and it comprises housing and the stator and the internal rotor that are arranged on enclosure interior, and is as shown in Figure 2; Internal rotor comprises rotor core and the permanent magnet 1 that is arranged at the rotor core surface; Said rotor core comprises inner rotor shaft 5 and is sheathed on the multilayer punching 3 on the said inner rotor shaft 5 that wherein, the outward flange of punching 3 is provided with the tongue-and-groove 4 to outer lug; Permanent magnet 1 is arranged between the adjacent tongue-and-groove 4, but is inserted with the tenon riveting 2 of spreading tongue-and-groove 4 in the tongue-and-groove 4.
As a kind of preferred version, tongue-and-groove 4 is dovetail shaped, and tongue-and-groove 4 comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below further; Adopt and tongue-and-groove 4 shape adapting at the two ends of permanent magnet 1; Tenon riveting 2 can adopt steel wire and notch adaptive.
To sum up; The utility model not only can accurately be arranged in the rotor core surface with permanent magnet; And its through simple work simplification installation process, reduced cost and improved fixed effect: when between two adjacent tongue-and-grooves, inserting permanent magnet; The notch of tongue-and-groove draws in toward middle, reduces the resistance that permanent magnet is installed; After all permanent magnet installations, insert the dovetail shaped sidewall spreading that the tenon riveting makes the notch both sides, compress the permanent magnet on sidewall both sides, make fixed effect lasting stability more.
The preferred embodiment that the above is merely the utility model is not the practical range that is used for limiting the utility model; If do not break away from the spirit and the scope of the utility model, the utility model is made amendment or is equal to replacement, all should be encompassed in the middle of the protection range of the utility model claim.
Claims (10)
1. surface-mount type magneto internal rotor punching is characterized in that said punching is an annular, and its outward flange is provided with the tongue-and-groove to outer lug.
2. punching according to claim 1 is characterized in that said tongue-and-groove is dovetail shaped.
3. punching according to claim 1 is characterized in that, said tongue-and-groove comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below.
4. surface-mount type magneto internal rotor comprises rotor core and the permanent magnet that is arranged at said rotor core surface, it is characterized in that, said rotor core comprises inner rotor shaft and be sheathed on the multilayer punching on the said inner rotor shaft, wherein,
The outward flange of said punching is provided with the tongue-and-groove to outer lug;
Said permanent magnet is arranged between the adjacent tongue-and-groove;
But be inserted with the tenon riveting of the said tongue-and-groove of spreading in the said tongue-and-groove.
5. surface-mount type magneto internal rotor according to claim 4 is characterized in that said tongue-and-groove is dovetail shaped, and the shape at said permanent magnet two ends and the shape of said tongue-and-groove are suitable.
6. surface-mount type magneto internal rotor according to claim 4 is characterized in that, said tongue-and-groove comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below.
7. surface-mount type magneto internal rotor according to claim 6 is characterized in that said tenon riveting is a steel wire.
8. surface-mount type magneto; Comprise housing and the stator and the internal rotor that are arranged on said enclosure interior; It is characterized in that said internal rotor comprises rotor core and the permanent magnet that is arranged at said rotor core surface, said rotor core comprises inner rotor shaft and is sheathed on the punching on the said inner rotor shaft; Wherein
The outward flange of said punching is provided with the tongue-and-groove to outer lug;
Said permanent magnet is arranged between the adjacent tongue-and-groove;
But be inserted with the tenon riveting of the said tongue-and-groove of spreading in the said tongue-and-groove.
9. surface-mount type magneto according to claim 8 is characterized in that said tongue-and-groove is dovetail shaped, and the shape at said permanent magnet two ends and the shape of said tongue-and-groove are suitable; Said tenon riveting is a steel wire.
10. surface-mount type magneto according to claim 8 is characterized in that, said tongue-and-groove comprises breach that is arranged on dovetail portion and the circular hole that is positioned at said breach below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202567441U CN202183648U (en) | 2011-07-20 | 2011-07-20 | Surface-mounted permanent magnet motor and internal rotor and stamped piece of surface-mounted permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202567441U CN202183648U (en) | 2011-07-20 | 2011-07-20 | Surface-mounted permanent magnet motor and internal rotor and stamped piece of surface-mounted permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202183648U true CN202183648U (en) | 2012-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202567441U Expired - Fee Related CN202183648U (en) | 2011-07-20 | 2011-07-20 | Surface-mounted permanent magnet motor and internal rotor and stamped piece of surface-mounted permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202183648U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891549A (en) * | 2011-07-20 | 2013-01-23 | 苏州泰铎电气有限公司 | Surface mounted permanent magnet motor as well as internal rotor thereof and punching sheet thereof |
| CN104242548A (en) * | 2013-06-08 | 2014-12-24 | 上海海光电机有限公司 | Deflector cooling motor with GPS positioning and monitoring system |
| CN109560634A (en) * | 2018-12-21 | 2019-04-02 | 苏州腾冉电气设备股份有限公司 | A kind of Halbach type permanent-magnetic outer rotor mounting structure |
| CN113525866A (en) * | 2021-07-13 | 2021-10-22 | 东莞世巨五金塑胶制品有限公司 | Hexagon containing body |
-
2011
- 2011-07-20 CN CN2011202567441U patent/CN202183648U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891549A (en) * | 2011-07-20 | 2013-01-23 | 苏州泰铎电气有限公司 | Surface mounted permanent magnet motor as well as internal rotor thereof and punching sheet thereof |
| CN104242548A (en) * | 2013-06-08 | 2014-12-24 | 上海海光电机有限公司 | Deflector cooling motor with GPS positioning and monitoring system |
| CN104242548B (en) * | 2013-06-08 | 2018-07-10 | 上海海光电机有限公司 | Flow-guiding radiation motor with GPS positioning monitoring system |
| CN109560634A (en) * | 2018-12-21 | 2019-04-02 | 苏州腾冉电气设备股份有限公司 | A kind of Halbach type permanent-magnetic outer rotor mounting structure |
| CN109560634B (en) * | 2018-12-21 | 2021-05-28 | 苏州腾冉电气设备股份有限公司 | Halbach type permanent magnet outer rotor mounting structure |
| CN113525866A (en) * | 2021-07-13 | 2021-10-22 | 东莞世巨五金塑胶制品有限公司 | Hexagon containing body |
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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 |
Granted publication date: 20120404 Termination date: 20160720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |