CN220234296U - Stator punching sheet - Google Patents
Stator punching sheet Download PDFInfo
- Publication number
- CN220234296U CN220234296U CN202321457919.4U CN202321457919U CN220234296U CN 220234296 U CN220234296 U CN 220234296U CN 202321457919 U CN202321457919 U CN 202321457919U CN 220234296 U CN220234296 U CN 220234296U
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- Prior art keywords
- stator punching
- grooves
- sheet
- punching sheet
- piece
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- 238000004080 punching Methods 0.000 title claims abstract description 70
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000004804 winding Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000003475 lamination Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The application discloses stator punching, which belongs to the technical field of motors and comprises a stator punching body, wherein round grooves are uniformly formed in the outer side of the front surface of the stator punching body, trapezoidal pieces are fixedly connected to the inner sides of the round grooves, trapezoidal pieces are arranged in the middle of the round grooves, and the trapezoidal pieces are fixedly connected with the circle center pieces; the circular groove that this application utilized the setting plays radiating effect, and the cooperation of the centre of a circle piece that utilizes the setting simultaneously and trapezoidal piece plays the effect of supporting, lets stator punching can play radiating effect in superimposed operation in-process, has also alleviateed the whole weight of stator punching body simultaneously.
Description
Technical Field
The application relates to the technical field of motors, in particular to a stator punching sheet.
Background
The stator is a fixed part in the motor, a coil winding is embedded, the winding generates a rotating magnetic field to push the rotor to rotate, the motor stator is formed by laminating stator punching sheets in general, the magnetic circuit density of the stator punching sheets directly influences the efficiency of the motor, and the good magnetic circuit density can also reduce the vibration of the motor and improve the performance of the motor.
In a published patent document with publication number CN212811391U, a stator lamination is disclosed, comprising: the stator punching body is internally provided with a circular center hole; a tooth slot including 30 slots uniformly arranged along a circumferential direction of the circular center hole; the head end of the tooth slot is in a semicircular arc shape which is arranged close to the outer edge of the stator punching sheet body; the tail end of the tooth socket is provided with an opening which penetrates through the circular center hole; the welding grooves comprise 8 welding grooves which are uniformly arranged along the outer edge of the stator punching body, and each welding groove is composed of a third curved edge and a fourth curved edge which are symmetrically arranged with the radial axis as a center point; the ends of the two third curved edges positioned on the two sides of the radial axis are connected and form an m-shaped groove protruding towards the center of the stator punching body. The magnetic circuit density of the stator punching sheet is optimized through the design of the number of the tooth grooves of the stator punching sheet and the design of the shapes of the tooth grooves, so that the motor efficiency is improved, the motor vibration is reduced, and the motor performance is integrally improved.
When the device is used, the laminated stator punching sheet has poor heat dissipation, and meanwhile, the situation of heavy weight can be caused, so that the stator punching sheet is proposed.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides a stator punching sheet, overcomes the defects of the prior art and aims at solving the problem that the stator punching sheet after lamination is poor in heat dissipation.
In order to achieve the above purpose, the present application provides the following technical solutions: the stator punching sheet comprises a stator punching sheet body, wherein circular grooves are uniformly formed in the outer side of the front surface of the stator punching sheet body, trapezoidal sheets are fixedly connected to the inner sides of the circular grooves, and circle center sheets are arranged in the middle of the circular grooves and fixedly connected with the circle center sheets.
Through above-mentioned technical scheme, utilize the circular slot that sets up to play radiating effect, utilize the centre of a circle piece that sets up simultaneously to play the effect of supporting with trapezoidal piece's cooperation, let stator punching can play radiating effect in superimposed operation in-process, also alleviateed the whole weight of stator punching body simultaneously.
As a preferable technical scheme of the stator punching sheet, grooves are uniformly formed in the outer side of the stator punching sheet body, and connection points between the two ends of the inner side of the grooves and the stator punching sheet body are in a circular angle shape.
Through above-mentioned technical scheme, utilize the recess that sets up to make things convenient for multilayer stack stator punching to be odd when piece, utilize the fillet form that sets up simultaneously to prevent to appear cutting the condition of hand.
As a preferred technical scheme of this application, the tooth's socket has evenly been seted up to the inboard of stator punching body, be provided with body inner circle piece between two sets of tooth's sockets, body inner circle piece with stator punching body fixed connection, chamfer groove has been seted up at the both sides top of body inner circle piece, the top both sides of body inner circle piece all are provided with the tip of radian, the inside of stator punching body with the circular slot has been seted up in the one end of body inner circle piece throughout.
Through the technical scheme, the tooth grooves are utilized to conveniently wind the wire, the chamfer grooves are utilized to prevent the situation that the wire is easy to fall off, and the sharp point mode is utilized to cut the wire when the wire is wound.
As a preferable technical scheme of the present application, the thickness of the stator punching sheet body is 0.35mm.
Through the technical scheme, the stator punching sheet is lighter due to the design of the thickness of 0.35mm, and meanwhile, materials are saved.
As a preferable technical scheme of the application, the shape of the groove is concave.
Through the technical scheme, the arranged concave shape is utilized to be more convenient for alignment and installation.
As a preferable technical scheme of the stator punching sheet, the stator punching sheet body is made of silicon steel.
Through the technical scheme, the silicon steel material has higher magnetic permeability and magnetic induction intensity.
The beneficial effects of this application:
the circular groove that utilizes the setting plays radiating effect, utilizes the cooperation of centre of a circle piece and trapezoidal piece that sets up simultaneously to play the effect of supporting, lets the stator punching can play radiating effect in superimposed operation in-process, has also alleviateed the whole weight of stator punching body simultaneously.
Drawings
FIG. 1 is a schematic overall structure of the present application;
fig. 2 is a schematic structural diagram of fig. 1 a in the present application.
In the figure: 1. a stator punching body; 2. a groove; 3. round angle shape; 4. a body inner ring piece; 5. a chamfer groove; 6. a tip; 7. tooth slots; 8. a circular groove; 9. a trapezoid sheet; 10. and a circle center piece.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Referring to fig. 1-2, the stator punching sheet comprises a stator punching sheet body 1, wherein round grooves 8 are uniformly formed in the outer side of the front surface of the stator punching sheet body 1, trapezoidal sheets 9 are fixedly connected to the inner sides of the round grooves 8, a circle center sheet 10 is arranged in the middle of the round grooves 8, and the trapezoidal sheets 9 are fixedly connected with the circle center sheet 10. The circular groove 8 is utilized to play a role in heat dissipation, and the matching of the circle center piece 10 and the trapezoid piece 9 is utilized to play a role in supporting, so that the stator punching can play a role in heat dissipation in the operation process of superposition, and meanwhile, the overall weight of the stator punching body 1 is reduced.
Referring to fig. 1, the outer side of the stator punching body 1 is uniformly provided with grooves 2, and the connection points between the two ends of the inner side of the grooves 2 and the stator punching body 1 are round corners 3. The shape of the groove 2 is concave. The groove 2 is utilized to facilitate the lamination of the multilayer laminated stator punching, and the rounded corner 3 is utilized to prevent the hand from being cut. The arranged concave shape is more convenient for alignment and installation.
Referring to fig. 1, tooth grooves 7 are uniformly formed in the inner side of a stator punching body 1, a body inner ring piece 4 is arranged between two groups of tooth grooves 7, the body inner ring piece 4 is fixedly connected with the stator punching body 1, chamfer grooves 5 are formed in the tops of two sides of the body inner ring piece 4, pointed ends 6 with radians are formed in two sides of the top end of the body inner ring piece 4, and round grooves are formed in the stator punching body 1 and one end of the body inner ring piece 4 in a penetrating mode. The tooth grooves 7 are arranged to facilitate winding, the chamfer grooves 5 are arranged to prevent the winding from falling off easily, and the sharp points 6 are arranged to cut the winding.
Referring to fig. 1, the stator punching body 1 has a thickness of 0.35mm. The stator punching body 1 is made of silicon steel. The design of 0.35mm in thickness makes the stator punching more portable, and simultaneously saves materials. The silicon steel material has higher magnetic permeability and magnetic induction intensity.
Working principle: the circular groove 8 is utilized to play a role in heat dissipation, and the matching of the circle center piece 10 and the trapezoid piece 9 is utilized to play a role in supporting, so that the stator punching can play a role in heat dissipation in the operation process of superposition, and meanwhile, the overall weight of the stator punching body 1 is reduced.
The foregoing description is only a preferred embodiment of the present application, and is not intended to limit the present application, but although the present application has been described in detail with reference to the foregoing embodiment, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (6)
1. Stator punching, including stator punching body (1), its characterized in that, circular slot (8) have evenly been seted up in the positive surface outside of stator punching body (1), the inboard fixedly connected with trapezoidal piece (9) of circular slot (8), the middle part of circular slot (8) is provided with centre of a circle piece (10), trapezoidal piece (9) with centre of a circle piece (10) fixed connection.
2. The stator punching sheet according to claim 1, characterized in that grooves (2) are uniformly formed in the outer side of the stator punching sheet body (1), and connection points between the inner side two ends of the grooves (2) and the stator punching sheet body (1) are round corners (3).
3. The stator punching sheet according to claim 1, characterized in that tooth grooves (7) are uniformly formed in the inner side of the stator punching sheet body (1), a body inner ring sheet (4) is arranged between the two groups of tooth grooves (7), the body inner ring sheet (4) is fixedly connected with the stator punching sheet body (1), chamfer grooves (5) are formed in the tops of two sides of the body inner ring sheet (4), pointed ends (6) with radians are formed in the two sides of the top of the body inner ring sheet (4), and round grooves are formed in the inner portion of the stator punching sheet body (1) and one end of the body inner ring sheet (4) in a penetrating mode.
4. Stator punching according to claim 1, characterized in that the thickness of the stator punching body (1) is 0.35mm.
5. Stator punching according to claim 2, characterized in that the recess (2) is concave in shape.
6. Stator punching sheet according to claim 1, characterized in that the stator punching sheet body (1) is made of silicon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321457919.4U CN220234296U (en) | 2023-06-09 | 2023-06-09 | Stator punching sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321457919.4U CN220234296U (en) | 2023-06-09 | 2023-06-09 | Stator punching sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220234296U true CN220234296U (en) | 2023-12-22 |
Family
ID=89175127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321457919.4U Active CN220234296U (en) | 2023-06-09 | 2023-06-09 | Stator punching sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220234296U (en) |
-
2023
- 2023-06-09 CN CN202321457919.4U patent/CN220234296U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |