CN214227968U - Stator core, stator structure and motor thereof - Google Patents
Stator core, stator structure and motor thereof Download PDFInfo
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- CN214227968U CN214227968U CN202022761970.7U CN202022761970U CN214227968U CN 214227968 U CN214227968 U CN 214227968U CN 202022761970 U CN202022761970 U CN 202022761970U CN 214227968 U CN214227968 U CN 214227968U
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- silicon steel
- stator core
- positioning hole
- steel sheets
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Abstract
The utility model provides a stator core, stator structure and motor thereof, include: the annular iron core body is composed of a plurality of stator silicon steel sheets, wherein at least one of the stator silicon steel sheets is provided with a limiting groove, at least one of the stator silicon steel sheets is provided with a positioning hole, the limiting groove is used for abutting against a shell sleeved outside the annular iron core body, and the positioning hole is used for positioning when the annular iron core body and the winding framework are installed. The utility model provides a stator core comprises a plurality of silicon steel sheets, and above-mentioned spacing groove and locating hole set up respectively on different silicon steel sheets, that is to say, spacing groove and locating hole can not seted up on same silicon steel sheet. When the number of the positioning holes is four or more, the size of at least one positioning hole is different from that of other positioning holes, and an operator can realize the positioning and installation of the stator core according to one positioning hole, so that the damage of a die caused by misoperation is avoided.
Description
Technical Field
The utility model relates to a motor manufacturing field especially relates to a stator core, stator structure and motor thereof.
Background
The stator is the stationary part of the motor, the main function of the stator is to produce the rotating magnetic field, the stator of the motor is formed by laminating and pressing a plurality of silicon steel sheets continuously, the center of the silicon steel sheet is provided with a perforation for accommodating the rotor, and a plurality of wire slots are concavely arranged on the silicon steel sheet at the outer edge of the perforation and used for winding the coil.
Among the prior art, stator core needs usually to be fixed with the bobbin installation when carrying out the coil winding, when the location, needs the manual work to calibrate, very examines operating personnel's operation level, if misoperation, then probably lead to bobbin's damage, and then lead to the coil winding fixed effect relatively poor, influence finished product quality.
Therefore, there is a need to design a new stator core, a new stator structure and a new motor thereof to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stator core, stator structure and motor thereof, it can be when location iron core and bobbin install, accomplishes accurate installation through the locating hole.
To achieve the above object, the utility model provides a stator core, stator core includes: the annular iron core body is composed of a plurality of stator silicon steel sheets, wherein at least one of the stator silicon steel sheets is provided with a limiting groove, at least the other stator silicon steel sheet is provided with a positioning hole, the limiting groove is used for abutting against a shell body sleeved outside the annular iron core body, the positioning hole is used for positioning when the annular iron core body and a winding framework are installed, the limiting groove is arranged on the edge of the outer wall of the stator silicon steel sheet, and the positioning hole is arranged on the end face of the stator silicon steel sheet.
Preferably, the number of the stator silicon steel sheets is 12, and 12 wire grooves are concavely arranged on each stator silicon steel sheet.
Preferably, the wire groove is a half-open groove body.
Preferably, the stator silicon steel sheets are fixed through a laser spot welding mode.
Preferably, the number of the limiting grooves is at least four.
Preferably, the number of the positioning holes is at least four.
Preferably, when the number of the positioning holes is four, the first positioning hole, the second positioning hole and the third positioning hole have a first size specification, and the fourth positioning hole has a second size specification.
Preferably, the first dimension is different from the second dimension.
Based on above-mentioned stator core, the utility model discloses still provide a stator structure, stator structure includes: a stator core as claimed in any one of the preceding claims.
Furthermore, based on above-mentioned stator structure, the utility model discloses still provide a motor, the motor includes: the stator structure as described above.
Compared with the prior art, the utility model provides a stator core among stator core, stator structure and motor comprises a plurality of blade of silicon steel, and above-mentioned spacing groove and locating hole set up respectively on different blade of silicon steel, and operating personnel can realize stator core's location installation promptly according to this locating hole when stator core and bobbin installation, avoids the mould damage that misoperation leads to. Therefore, the utility model has the advantages of simple structure, high reliability, reduced consumption time and the like.
Drawings
Fig. 1 is a schematic structural diagram of a stator core according to an embodiment of the present invention.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Certain terms are used throughout the description and following claims to refer to particular components. As one of ordinary skill in the art will appreciate, manufacturers may refer to a component by different names. The present specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a stator core 100 according to an embodiment of the present invention.
As shown in fig. 1, the present invention provides a stator core 100, wherein the stator core 100 includes: the annular iron core body is composed of a plurality of stator silicon steel sheets 101, wherein at least one of the stator silicon steel sheets 101 is provided with a limiting groove 102, at least one of the stator silicon steel sheets 101 is provided with a positioning hole, the limiting groove 102 is used for abutting against a shell sleeved outside the annular iron core body, the positioning hole is used for positioning when the annular iron core body and a winding framework are installed, the limiting groove 102 is arranged on the edge of the outer wall of the stator silicon steel sheet 101, and the positioning hole is arranged on the end face of the stator silicon steel sheet 101.
In practical implementation, the bobbin may have limiting mounting posts (limiting protrusions) corresponding to the number and size of the positioning holes for combining with the positioning holes to position the stator core 100.
In one embodiment, the number of the stator silicon steel sheets 101 is 12, and 12 slots are recessed.
In one embodiment, the slot is a half-open slot.
In one embodiment, the stator silicon steel sheets 101 are fixed by laser spot welding.
In one embodiment, the number of the limiting grooves 102 is at least four.
In one embodiment, the number of the positioning holes is at least four.
In one embodiment, when the number of the positioning holes is four, the first positioning hole 1031, the second positioning hole 1032 and the third positioning hole 1033 have a first dimension, and the fourth positioning hole 1034 has a second dimension.
In one embodiment, the first dimension is different from the second dimension.
Based on above-mentioned stator core 100, the utility model discloses still provide a stator structure, this stator structure includes: the stator core 100 as described in any one of the above.
Furthermore, based on above-mentioned stator structure, the utility model also provides a motor, this motor includes: the stator structure as described above.
To sum up, the utility model provides a stator core 100100 comprises a plurality of silicon steel sheets 101, and it can be understood that above-mentioned spacing groove 102 and locating hole set up respectively on different silicon steel sheets 101, that is to say, spacing groove 102 and locating hole can not set up on same silicon steel sheet 101. When the quantity of locating hole is four or more than four, at least one of them size can be different from other locating holes, so set up and can accomplish and prevent slow-witted mechanism, operating personnel when installing stator core 100100 and bobbin, can realize stator core 100100's location installation according to this locating hole of one of them, avoid the mould damage that misoperation leads to. Therefore, the utility model has the advantages of simple structure, high reliability, reduced consumption time and the like.
The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.
Claims (10)
1. A stator core, characterized in that the stator core comprises:
the annular iron core body is composed of a plurality of stator silicon steel sheets, wherein at least one of the stator silicon steel sheets is provided with a limiting groove, at least one of the stator silicon steel sheets is provided with a positioning hole, the limiting groove is used for abutting against a shell sleeved outside the annular iron core body, and the positioning hole is used for positioning when the annular iron core body and a winding framework are installed;
the limiting groove is formed in the edge of the outer wall of the stator silicon steel sheet, and the positioning hole is formed in the end face of the stator silicon steel sheet.
2. The stator core according to claim 1, wherein the number of the stator silicon steel sheets is 12, and 12 slots are concavely formed in each stator silicon steel sheet.
3. The stator core of claim 2 wherein the wire slots are semi-open slots.
4. The stator core according to claim 1 wherein the stator silicon steel sheets are secured by laser spot welding.
5. The stator core according to claim 1 wherein the number of the retaining slots is at least four.
6. The stator core according to claim 1 wherein the number of positioning holes is at least four.
7. The stator core according to claim 6, wherein when the number of the positioning holes is four, the first positioning hole, the second positioning hole, and the third positioning hole have a first size specification, and the fourth positioning hole has a second size specification.
8. The stator core of claim 7, wherein the first dimensional specification is different than the second dimensional specification.
9. A stator structure, characterized in that the stator structure comprises: a stator core according to any one of claims 1 to 8.
10. An electric machine, characterized in that the electric machine comprises: the stator structure as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022761970.7U CN214227968U (en) | 2020-11-25 | 2020-11-25 | Stator core, stator structure and motor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022761970.7U CN214227968U (en) | 2020-11-25 | 2020-11-25 | Stator core, stator structure and motor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214227968U true CN214227968U (en) | 2021-09-17 |
Family
ID=77698983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022761970.7U Active CN214227968U (en) | 2020-11-25 | 2020-11-25 | Stator core, stator structure and motor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214227968U (en) |
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2020
- 2020-11-25 CN CN202022761970.7U patent/CN214227968U/en active Active
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