CN202142920U - An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core - Google Patents
An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core Download PDFInfo
- Publication number
- CN202142920U CN202142920U CN201120257555U CN201120257555U CN202142920U CN 202142920 U CN202142920 U CN 202142920U CN 201120257555 U CN201120257555 U CN 201120257555U CN 201120257555 U CN201120257555 U CN 201120257555U CN 202142920 U CN202142920 U CN 202142920U
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- China
- Prior art keywords
- iron core
- internal rotor
- rotor iron
- inner rotor
- assemblies
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model discloses an inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core. The whole of the segmental assemblies of the inner rotor core is in a hollow cylinder shape. The cross section of cylinder is in an annular shape. The segmental assemblies of the inner rotor core includes supporting pieces arranged on two ends of the cylinder and punching pieces disposed between the supporting pieces. The segmental assemblies of the inner rotor core of the surface-mount permanent magnet motor in the utility model are sleeved on a shaft successively, therefore obtaining the inner rotor core of the surface-mount permanent magnet motor. A problem of long installation period caused by that a permanent magnet needs to be processed in segmental axially and then mounted on the surface of an iron core in the prior art is solved. The inner rotor and the segmental assemblies of the inner rotor core of the surface-mount permanent magnet motor in the utility model are suitable for condition when the iron core of the inner rotor is comparatively long. The installation of the segmental assemblies of the inner rotor core of the surface-mount permanent magnet motor is very convenient and solid. Therefore, not only the working efficiency is improved, but also the production cost is reduced.
Description
Technical field
The utility model relates to the motor manufacturing technology field, the internal rotor iron core that relates in particular to a kind of surface-mount type magneto internal rotor iron core segmented assemblies and adopt this segmented assemblies.
Background technology
At present, if the internal rotor axial length of surface-mount type magneto surpasses 150 centimetres, for the processing technology that satisfies permanent magnet with guarantee its design performance, tend to permanent magnet segmental machining vertically is mounted on the rotor core surface again.Usually when splicing two permanent magnets of identical polar toward the rotor core surface; Because its end polarity is identical, produce thrust, must wait for wherein after one and iron core surface cement and could continue to mount another piece; Increased the set-up time like this; Piecemeal mounts simultaneously, and operation is very loaded down with trivial details, has reduced operating efficiency.
The utility model content
The purpose of the utility model provides a kind of internal rotor iron core segmented assemblies of surface-mount type magneto; This internal rotor iron core segmented assemblies is carried out the internal rotor iron core that closed assembly can obtain the surface-mount type magneto; It uses and installs very conveniently, has greatly shortened the set-up time.
For achieving the above object, the utility model adopts following technical scheme:
A kind of internal rotor iron core segmented assemblies of surface-mount type magneto; Said internal rotor iron core segmented assemblies integral body is hollow cylinder; Cross section is an annular, and said internal rotor iron core segmented assemblies comprises strutting piece and the punching between said strutting piece at the cylinder two ends.
Further, the outer surface of the said punching permanent magnet that has been sticked.
Further, said punching through rivet together.
Further, the length of said permanent magnet is greater than the length of said segment core.
Further, the tip lengths of said permanent magnet is than the long 1-2mm in the end of said punching.
Another purpose of the utility model is to provide a kind of internal rotor iron core of surface-mount type magneto.
The internal rotor iron core of the surface-mount type magneto that the utility model provides comprises inner rotor shaft and is set in the internal rotor iron core segmented assemblies on the said inner rotor shaft that said internal rotor iron core segmented assemblies is at least two and adjacent setting, wherein:
Said internal rotor iron core segmented assemblies integral body is hollow cylinder, and cross section is an annular, and said internal rotor iron core segmented assemblies comprises strutting piece and the punching between said strutting piece at the cylinder two ends, the outer surface of the said punching permanent magnet that has been sticked.
Further, said punching through rivet together.
Further, the length of said permanent magnet is greater than the length of said segment core.
Further, be provided with spacer ring or dividing plate between the said internal rotor iron core segmented assemblies.
Further, said spacer ring or dividing plate are positioned at the end of said internal rotor iron core segmented assemblies, and the end face of said spacer ring or dividing plate contacts with the end face of adjacent internal rotor iron core segmented assemblies.
The internal rotor iron core segmented assemblies of the surface-mount type magneto that the utility model provides can be sleeved on this internal rotor iron core segmented assemblies on the inner rotor shaft successively, obtains the internal rotor iron core of surface-mount type magneto.This internal rotor iron core segmented assemblies number through continuous increase suit on inner rotor shaft just can make the length of installation constantly increase, and is highly suitable for the long situation of inner rotor shaft.
Adopt the internal rotor iron core segmented assemblies of the utility model, when mounted, broken through traditional permanent magnet segmental machining; It is mounted on the loaded down with trivial details technology on rotor core surface, the utility model only needs behind the permanent magnet that is sticked on the internal rotor iron core segmented assemblies, to be sleeved on the inner rotor shaft successively and just can again; Very simple, convenient; Again owing to be provided with dividing plate or spacer ring, avoided on two sections internal rotor iron core segmented assemblies permanent magnet because of contact stressed produces loosening or damaged, therefore very firm.The utility model has greatly shortened the set-up time on the basis of the processing technology that satisfies permanent magnet and its design performance of assurance, improved operating efficiency, has reduced production cost.
Description of drawings
Fig. 1 is the structural representation of internal rotor iron core segmented assemblies among the utility model embodiment.
Fig. 2 is the structural representation of internal rotor iron core among the utility model embodiment.
The main element symbol description:
1: permanent magnet
2: rivet
3: rotor core
4: spacer ring
5: inner rotor shaft
6: strutting piece
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.
With reference to Fig. 1; A kind of internal rotor iron core segmented assemblies of surface-mount type magneto; This internal rotor iron core segmented assemblies integral body is the cylinder of hollow, and cross section is an annular, and internal rotor iron core segmented assemblies comprises at the strutting piece 6 at cylinder two ends and the rotor core between strutting piece 3.The rotating shaft that the hollow space of internal rotor iron core segmented assemblies can direct ccontaining motor like this is convenient to install, and the position that strutting piece can the support fixation punching is installed firmly punching.
The internal rotor iron core segmented assemblies of the utility model only needs this internal rotor iron core segmented assemblies is sleeved in the rotating shaft successively owing to adopted said structure, just can obtain the internal rotor iron core of surface-mount type magneto.This internal rotor iron core segmented assemblies number through continuous increase suit on inner rotor shaft just can make the length of installation constantly increase, and is highly suitable for the long situation of inner rotor shaft.
When preparation the utility model internal rotor iron core segmented assemblies, mount the operation of permanent magnet when attaching it on the inner rotor shaft again for avoiding increasing, permanent magnet 1 preferably can be sticked at the outer surface of rotor core 3.In the present embodiment, the above-mentioned internal rotor iron core segmented assemblies outer surface permanent magnet 1 that has been sticked.
Certainly, segment core also can be a plurality of in the utility model.Internal rotor iron core segmented assemblies is sleeved in the rotating shaft of motor successively, just can obtain the internal rotor iron core of surface-mount type magneto, therefore is specially adapted to the long situation of inner rotor shaft.
With reference to Fig. 2, the internal rotor iron core of the surface-mount type magneto that the utility model provides comprises inner rotor shaft 5 and is set in the internal rotor iron core segmented assemblies on the inner rotor shaft 5 that internal rotor iron core segmented assemblies is at least two and adjacent setting, wherein:
Internal rotor iron core segmented assemblies integral body is the cylinder of hollow, and cross section is an annular, and internal rotor iron core segmented assemblies comprises at the strutting piece 6 at cylinder two ends and the rotor core between strutting piece 3, the outer surface of rotor core 3 permanent magnet 1 that has been sticked.
In the utility model, can select the quantity of employed internal rotor iron core segmented assemblies according to the length of the inner rotor shaft of various surface-mount type magnetoes, the internal rotor iron core segmented assemblies of using in the present embodiment can be 4.
In the internal rotor iron core of the surface-mount type magneto of present embodiment, punching forms segmentation rotor cores 3 through rivet 2 riveted joints.
Two blocks of magnet steel take place to become flexible owing to contact is stressed on the adjacent iron core, between internal rotor iron core segmented assemblies, are provided with spacer ring or dividing plate.Preferably, spacer ring or dividing plate are positioned at the end of internal rotor iron core segmented assemblies, and the end face of spacer ring or dividing plate contacts with the end face of adjacent internal rotor iron core segmented assemblies.In the present embodiment, be provided with spacer ring 4 between the internal rotor iron core segmented assemblies, this spacer ring 4 is set in the end of internal rotor iron core segmented assemblies, and the end face of spacer ring 4 contacts with the end face of adjacent internal rotor iron core segmented assemblies.
The length of the permanent magnet 1 in the internal rotor iron core of the surface-mount type magneto of present embodiment is greater than the length of punching 3, and the tip lengths of preferred permanent magnet 1 is than the long 1-2mm in the end of punching 3, best results.
The internal rotor iron core segmented assemblies of employing the utility model is carried out suit and is become the internal rotor iron core can adopt following method to carry out closed assembly on inner rotor shaft:
1) earlier an above-mentioned internal rotor iron core segmented assemblies is sleeved in the rotating shaft, after suit is firm, then puts spacer ring or installing dividing plate in the end of this internal rotor iron core segmented assemblies;
2) again another above-mentioned internal rotor iron core segmented assemblies is close to above-mentioned steps 1) in sheathed good internal rotor iron core segmented assemblies carry out suit, suit firmly after, put spacer ring or installing dividing plate again in the end of this internal rotor iron core segmented assemblies;
3) operation repetition above-mentioned steps 2) is sleeved on internal rotor iron core segmented assemblies on the axle successively, until the internal rotor iron core that constitutes the surface-mount type magneto.
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. the internal rotor iron core segmented assemblies of a surface-mount type magneto; It is characterized in that; Said internal rotor iron core segmented assemblies integral body is hollow cylinder; Cross section is an annular, and said internal rotor iron core segmented assemblies comprises strutting piece and the punching between said strutting piece at the cylinder two ends.
2. internal rotor iron core segmented assemblies according to claim 1 is characterized in that the outer surface of said punching posts permanent magnet.
3. internal rotor iron core segmented assemblies according to claim 2 is characterized in that, said punching through rivet together.
4. according to each described internal rotor iron core segmented assemblies among the claim 1-3, it is characterized in that the length of said permanent magnet is greater than the length of said segment core.
5. internal rotor iron core segmented assemblies according to claim 4 is characterized in that the tip lengths of said permanent magnet is than the long 1-2mm in the end of said segment core.
6. the internal rotor iron core of a surface-mount type magneto is characterized in that, comprises inner rotor shaft and is set in the internal rotor iron core segmented assemblies on the said inner rotor shaft, and said internal rotor iron core segmented assemblies is at least two and adjacent setting, wherein:
Said internal rotor iron core segmented assemblies integral body is hollow cylinder, and cross section is an annular, and said internal rotor iron core segmented assemblies comprises strutting piece and the punching between said strutting piece at the cylinder two ends, the outer surface of the said punching permanent magnet that has been sticked.
7. internal rotor iron core according to claim 6 is characterized in that, said punching through rivet together.
8. internal rotor iron core according to claim 6 is characterized in that the length of said permanent magnet is greater than the length of said segment core.
9. internal rotor iron core according to claim 6 is characterized in that, is provided with spacer ring or dividing plate between the said internal rotor iron core segmented assemblies.
10. according to each described internal rotor iron core among the claim 6-9, it is characterized in that said spacer ring or dividing plate are positioned at the end of said internal rotor iron core segmented assemblies, the end face of said spacer ring or dividing plate contacts with the end face of adjacent internal rotor iron core segmented assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257555U CN202142920U (en) | 2011-07-20 | 2011-07-20 | An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257555U CN202142920U (en) | 2011-07-20 | 2011-07-20 | An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202142920U true CN202142920U (en) | 2012-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120257555U Expired - Fee Related CN202142920U (en) | 2011-07-20 | 2011-07-20 | An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202142920U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281458A (en) * | 2014-07-10 | 2016-01-27 | 西门子公司 | Laminated core arrangement and electric machine with such a laminated core arrangement |
| CN109120082A (en) * | 2018-09-19 | 2019-01-01 | 珠海格力电器股份有限公司 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
| EP3442097A1 (en) * | 2017-08-10 | 2019-02-13 | Hamilton Sundstrand Corporation | Modular permanent magnet rotor |
| CN113644784A (en) * | 2020-05-11 | 2021-11-12 | 上海汽车集团股份有限公司 | Oil cooling driving motor and automobile |
| US11837935B2 (en) | 2021-02-02 | 2023-12-05 | Black & Decker, Inc. | Canned brushless motor |
-
2011
- 2011-07-20 CN CN201120257555U patent/CN202142920U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739817B (en) * | 2014-07-10 | 2021-10-12 | 西门子公司 | Method for producing a lamination stack arrangement and method for producing an electric machine |
| US10396610B2 (en) | 2014-07-10 | 2019-08-27 | Siemens Aktiengesellschaft | Laminated core arrangement and electric machine with such a laminated core arrangement |
| CN110739817A (en) * | 2014-07-10 | 2020-01-31 | 西门子公司 | Method for producing a lamination stack arrangement and method for producing an electric machine |
| CN105281458A (en) * | 2014-07-10 | 2016-01-27 | 西门子公司 | Laminated core arrangement and electric machine with such a laminated core arrangement |
| EP3442097A1 (en) * | 2017-08-10 | 2019-02-13 | Hamilton Sundstrand Corporation | Modular permanent magnet rotor |
| US10770936B2 (en) | 2017-08-10 | 2020-09-08 | Hamilton Sundstrand Corporation | Modular permanent magnet rotor |
| CN109120082A (en) * | 2018-09-19 | 2019-01-01 | 珠海格力电器股份有限公司 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
| CN113644784A (en) * | 2020-05-11 | 2021-11-12 | 上海汽车集团股份有限公司 | Oil cooling driving motor and automobile |
| US11837935B2 (en) | 2021-02-02 | 2023-12-05 | Black & Decker, Inc. | Canned brushless motor |
| US11855521B2 (en) | 2021-02-02 | 2023-12-26 | Black & Decker, Inc. | Brushless DC motor for a body-grip power tool |
| US11870316B2 (en) | 2021-02-02 | 2024-01-09 | Black & Decker, Inc. | Brushless motor including a nested bearing bridge |
| US11876424B2 (en) | 2021-02-02 | 2024-01-16 | Black & Decker Inc. | Compact brushless motor including in-line terminals |
| US11955863B2 (en) | 2021-02-02 | 2024-04-09 | Black & Decker Inc. | Circuit board assembly for compact brushless motor |
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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: 20120208 Termination date: 20150720 |
|
| EXPY | Termination of patent right or utility model |