CN204089356U - A kind of stator core construction for motor - Google Patents
A kind of stator core construction for motor Download PDFInfo
- Publication number
- CN204089356U CN204089356U CN201420512586.5U CN201420512586U CN204089356U CN 204089356 U CN204089356 U CN 204089356U CN 201420512586 U CN201420512586 U CN 201420512586U CN 204089356 U CN204089356 U CN 204089356U
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- CN
- China
- Prior art keywords
- outer ring
- groove
- teeth portion
- embedded structure
- stator core
- 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
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Abstract
The utility model provides a kind of stator core construction for motor, comprising: annular outer ring, two and above teeth portion and annular inner race; Wherein, the internal side wall of annular outer ring forms two and above first embedded structure; The exterior side wall of annular inner race forms two and above second embedded structure; Each teeth portion with the first end assembled inside annular outer ring is formed with the first chimeric counter structure corresponding with the first embedded structure shape; And each teeth portion with the second end assembled outside annular inner race is formed with the second chimeric counter structure corresponding with the second embedded structure shape.The utility model is actual provides a kind of closed slot coiling electric motor structure, and compared with being mostly open slot form with existing motor stator slot, closed slot coiling electric motor inhibits motor slot effect, reduces torque pulsation, effectively improves vibration and the noise of motor.
Description
Technical field
The utility model relates to machine field, and more particularly, the utility model relates to a kind of closed slot coiling electric motor stator core construction.
Background technology
Existing wound motor, due to the requirement of coiling and rule, motor flute profile is mostly the form of open slot.For open slot motor, motor slot effect is large, and torque pulsation is large, thus affects vibration and the noise of motor.
Utility model content
Technical problem to be solved in the utility model is for there is above-mentioned defect in prior art, provide a kind of can eliminate or alleviate to cause motor slot effect is large and torque pulsation is large problem due to open slot thus improve motor performance or reduce the closed slot coiling electric motor core structure of motor cost.
In order to realize above-mentioned technical purpose, according to the utility model first aspect, providing a kind of stator core construction for motor, comprising: annular outer ring, two and above teeth portion and annular inner race; Wherein, the internal side wall of annular outer ring forms two and above first embedded structure; The exterior side wall of annular inner race forms two and above second embedded structure; Each teeth portion with the first end assembled inside annular outer ring is formed with the first chimeric counter structure corresponding with the first embedded structure shape; And each teeth portion with the second end assembled outside annular inner race is formed with the second chimeric counter structure corresponding with the second embedded structure shape.
Preferably, annular outer ring is along the circumferential direction assembled by the circular arc fragment equal with teeth portion quantity; Wherein a side along the circumferential direction of each circular arc fragment is provided with the 3rd projection, and another side is provided with three groove corresponding with the shape of the 3rd projection.
Preferably, annular outer ring is formed in one.
Preferably, the first embedded structure is the first groove, and the second embedded structure is the second groove, and the first chimeric counter structure is the first projection, and the second chimeric counter structure is the second projection.
Preferably, the first groove is wedge-shaped impression or circular groove; Second groove is wedge-shaped impression or circular groove; First projection is the wedge shape projection corresponding with the first groove or circular protrusions; Second projection is the wedge shape projection corresponding with the second groove or circular protrusions.
Preferably, the 3rd groove is wedge-shaped impression or circular groove; 3rd projection is the wedge shape projection corresponding with the 3rd groove or circular protrusions.
Preferably, annular outer ring, annular inner race and teeth portion are made up of same material or different materials.
According to the utility model second aspect, provide a kind of stator core construction for motor, comprising: annular outer ring and inner ring; Be provided with two and the above teeth portion outwardly along the circumferential direction arranged at certain intervals outside inner ring, the internal side wall of circular outer ring forms multiple embedded structure; Each teeth portion with the end that circular outer ring is assembled is formed with the chimeric counter structure corresponding with embedded structure shape.
According to the utility model third aspect, provide a kind of stator core construction for motor, comprising: annular inner race and outer ring; Be provided with two and the above teeth portion caved inward along the circumferential direction arranged at certain intervals inside outer ring, the exterior side wall of annular inner race forms multiple embedded structure; Each teeth portion with the end that annular inner race is assembled is formed with the chimeric counter structure corresponding with embedded structure shape.
The utility model is actual provides a kind of closed slot coiling electric motor stator core construction, compared with being mostly open slot form with existing motor flute profile, closed slot coiling electric motor inhibits motor slot effect, reduces torque pulsation, effectively improves vibration and the noise of motor.
Accompanying drawing explanation
By reference to the accompanying drawings, and by reference to detailed description below, will more easily there is more complete understanding to the utility model and more easily understand its adjoint advantage and feature, wherein:
Fig. 1 schematically shows the outer ring of the closed slot coiling electric motor stator core construction according to the utility model embodiment.
Fig. 2 schematically shows the teeth portion of the closed slot coiling electric motor stator core construction according to the utility model embodiment.
Fig. 3 schematically shows the inner ring of the closed slot coiling electric motor stator core construction according to the utility model embodiment.
Fig. 4 schematically shows the assembled state of the closed slot coiling electric motor stator core construction according to the utility model embodiment.
Fig. 5 schematically shows the assembled state of the closed slot coiling electric motor stator core construction according to another embodiment of the utility model.
It is holistic schematic diagram that Fig. 6 schematically shows according to the outer ring of the closed slot coiling electric motor stator core construction of other embodiment of the utility model and teeth portion.
It is holistic schematic diagram that Fig. 7 schematically shows according to the teeth portion of the closed slot coiling electric motor stator core construction of other embodiment of the utility model and inner ring.
It should be noted that, accompanying drawing is for illustration of the utility model, and unrestricted the utility model.Note, represent that the accompanying drawing of structure may not be draw in proportion.Further, in accompanying drawing, identical or similar element indicates identical or similar label.
Embodiment
In order to make content of the present utility model clearly with understandable, below in conjunction with specific embodiments and the drawings, content of the present utility model is described in detail.
< first embodiment >
Fig. 1 to Fig. 4 schematically shows the closed slot coiling electric motor core structure according to the utility model first embodiment.
As shown in Figures 1 to 4, comprise according to the closed slot coiling electric motor core structure of the utility model preferred embodiment: annular outer ring 10 (as shown in Figure 1), multiple (two and more than) teeth portion 20 (as shown in Figure 2) and annular inner race 30 (as shown in Figure 3).
Annular outer ring 10, multiple teeth portion 20 and annular inner race 30 is separate structure, can assemble and form electric machine iron core.Wherein, teeth portion 20 is for coiling.
Wherein, the internal side wall of annular outer ring 10 forms multiple first embedded structure (the first groove 11 such as shown in Fig. 1).Preferably, the first embedded structure is the first groove 11, is wedge-shaped impression as shown in Figure 1.Or alternatively, the first groove 11 is circular groove.
The exterior side wall of annular inner race 30 is formed multiple second embedded structure (the second groove 32 such as shown in Fig. 1).Preferably, the second embedded structure is the second groove 32, is wedge-shaped impression as shown in Figure 3.Or alternatively, the second groove 32 is circular groove.
Each teeth portion 20 with the first end assembled inside annular outer ring 10 is formed with the first chimeric counter structure corresponding with the first embedded structure (the first groove 11) shape (such as, the first projection 21 shown in Fig. 2), and each teeth portion 20 with the second end that annular inner race 30 is assembled is formed with the second chimeric counter structure (second projection 23 such as, Fig. 2 shown in) corresponding with the second embedded structure (the second groove 32) shape.
First embedded structure counter structure chimeric with first can be fitted and fixed with mutually, and the second embedded structure and the second chimeric counter structure can be fitted and fixed with mutually.
Thus, by embedding the first groove 11 by first protruding 21 and embedding the second projection 23 by second protruding 23, the package assembly shown in Fig. 4 can be formed.
It should be noted that, in annular outer ring and annular inner race, form groove although accompanying drawing shows and form protruding structure at teeth portion two ends, but obviously the respective bump of the groove in annular outer ring and/or annular inner race and teeth portion can be exchanged, equally also can realize the present invention.
And, annular outer ring, annular inner race and teeth portion can be made up of different materials, the material of one namely in annular outer ring, annular inner race and teeth portion can be different from the material of another two, or the material of annular outer ring, annular inner race and teeth portion three is all different, combination can be carried out according to current material to select, to improve stock utilization.Such as, electrical sheet can be used respectively, ordinary carbon steel etc.
In the present embodiment, annular outer ring is integrated into..
< second embodiment >
Fig. 5 schematically shows the assembled state of the closed slot coiling electric motor core structure according to the utility model second embodiment.
Being according to the difference of the closed slot coiling electric motor stator core construction of the utility model second embodiment with the closed slot coiling electric motor core structure according to the utility model first embodiment shown in Fig. 1 to Fig. 4 shown in Fig. 5: the annular outer ring 10 of stator core along the circumferential direction can be assembled by the circular arc fragment 31 equal with teeth portion quantity, the side circumferentially along outer ring of each circular arc fragment 31 is provided with the 3rd protruding of circle or wedge shape, another side is provided with three groove corresponding with the shape of the 3rd projection, be fitted and fixed with to make adjacent circular arc fragment 31, the conglobate outer ring 10 of shape, first embedded structure be located at circular arc fragment 31 towards in the internal side wall in axle center, outer ring 10.
Other embodiment > of <
Can modify to above-mentioned closed slot coiling electric motor core structure, such as, as shown in Figure 6, multiple teeth portion 20 and annular outer ring 10 can be made to be an entirety, be specially inside outer ring and be provided with two and the above teeth portion caved inward along the circumferential direction arranged at certain intervals, the exterior side wall of annular inner race is formed multiple embedded structure (groove); Each teeth portion with the end that annular inner race is assembled is formed with the chimeric counter structure (projection) corresponding with embedded structure shape (groove), subsequently by groove with protruding to assemble with annular inner race 30.
Alternatively, can modify to above-mentioned closed slot coiling electric motor core structure, such as, multiple teeth portion 20 and annular inner race 30 can be made to be an entirety, be specially outside inner ring and be provided with two and the above teeth portion outwardly along the circumferential direction arranged at certain intervals, the internal side wall of circular outer ring is formed multiple embedded structure (groove); Each teeth portion with the end that circular outer ring is assembled is formed with the chimeric counter structure (projection) corresponding with embedded structure shape, subsequently by groove with protruding to assemble with annular outer ring 10.
Above-mentioned amendment also falls into protection range of the present utility model.
In a word, the utility model provides a kind of closed slot wound motor core structure, can reduce the torque pulsation of motor, reduces vibration and the noise of motor.And each portion of electric machine iron core of this structure can be made up of different materials as requested, improve stock utilization, improve motor performance or reduce motor cost.This motor can sections fit, assemble again after coiling, convenient around rule.
In addition, it should be noted that, unless stated otherwise or point out, otherwise the term " first " in specification, " second ", " the 3rd " etc. describe only for distinguishing each assembly, element, step etc. in specification, instead of for representing logical relation between each assembly, element, step or ordinal relation etc.
Be understandable that, although the utility model with preferred embodiment disclose as above, but above-described embodiment and be not used to limit the utility model.For any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model protection.
Claims (9)
1. a stator core construction for motor, is characterized in that comprising: annular outer ring, two and above teeth portion and annular inner race; Wherein, the internal side wall of annular outer ring forms two and above first embedded structure; The exterior side wall of annular inner race forms two and above second embedded structure; Each teeth portion with the first end assembled inside annular outer ring is formed with the first chimeric counter structure corresponding with the first embedded structure shape; And each teeth portion with the second end assembled outside annular inner race is formed with the second chimeric counter structure corresponding with the second embedded structure shape.
2. stator core construction for motor according to claim 1, is characterized in that, described annular outer ring is along the circumferential direction assembled by the circular arc fragment equal with teeth portion quantity; Wherein a side along the circumferential direction of each circular arc fragment is provided with the 3rd projection, and another side is provided with three groove corresponding with the shape of the 3rd projection; Described first embedded structure be located at circular arc fragment towards in the internal side wall in annular outer ring axle center.
3. stator core construction for motor according to claim 1, is characterized in that, described annular outer ring is formed in one.
4. stator core construction for motor according to claim 1, is characterized in that, the first embedded structure is the first groove, and the second embedded structure is the second groove, and the first chimeric counter structure is the first projection, and the second chimeric counter structure is the second projection.
5. stator core construction for motor according to claim 4, is characterized in that, the first groove is wedge-shaped impression or circular groove; Second groove is wedge-shaped impression or circular groove; First projection is the wedge shape projection corresponding with the first groove or circular protrusions; Second projection is the wedge shape projection corresponding with the second groove or circular protrusions.
6. stator core construction for motor according to claim 2, is characterized in that, the 3rd groove is wedge-shaped impression or circular groove; 3rd projection is the wedge shape projection corresponding with the 3rd groove or circular protrusions.
7. stator core construction for motor according to claim 1 and 2, is characterized in that, circular outer ring, annular inner race and teeth portion are made up of same material or different materials.
8. a stator core construction for motor, is characterized in that comprising: annular outer ring and inner ring; Be provided with two and the above teeth portion outwardly along the circumferential direction arranged at certain intervals outside inner ring, the internal side wall of circular outer ring forms multiple embedded structure; Each teeth portion with the end that circular outer ring is assembled is formed with the chimeric counter structure corresponding with embedded structure shape.
9. a stator core construction for motor, is characterized in that comprising: annular inner race and outer ring; Be provided with two and the above teeth portion caved inward along the circumferential direction arranged at certain intervals inside outer ring, the exterior side wall of annular inner race forms multiple embedded structure; Each teeth portion with the end that annular inner race is assembled is formed with the chimeric counter structure corresponding with embedded structure shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420512586.5U CN204089356U (en) | 2014-09-05 | 2014-09-05 | A kind of stator core construction for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420512586.5U CN204089356U (en) | 2014-09-05 | 2014-09-05 | A kind of stator core construction for motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204089356U true CN204089356U (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420512586.5U Expired - Fee Related CN204089356U (en) | 2014-09-05 | 2014-09-05 | A kind of stator core construction for motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204089356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357020A (en) * | 2016-10-28 | 2017-01-25 | 上海大学 | Motor stator for improving motor performance |
| CN109120079A (en) * | 2018-09-28 | 2019-01-01 | 珠海凯邦电机制造有限公司 | Stator core and motor |
-
2014
- 2014-09-05 CN CN201420512586.5U patent/CN204089356U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357020A (en) * | 2016-10-28 | 2017-01-25 | 上海大学 | Motor stator for improving motor performance |
| CN109120079A (en) * | 2018-09-28 | 2019-01-01 | 珠海凯邦电机制造有限公司 | Stator core and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201206 Pudong New Area Jinqiao Ning Road, Shanghai, No. 888 Patentee after: SHANGHAI HIGHLY ELECTRICAL APPLIANCES Co.,Ltd. Address before: 201206 Pudong New Area Jinqiao Ning Road, Shanghai, No. 888 Patentee before: SHANGHAI HITACHI ELECTRICAL APPLICANCES Co.,Ltd. |
|
| 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: 20150107 |