CN210404863U - Automobile starter stator - Google Patents
Automobile starter stator Download PDFInfo
- Publication number
- CN210404863U CN210404863U CN201921826935.XU CN201921826935U CN210404863U CN 210404863 U CN210404863 U CN 210404863U CN 201921826935 U CN201921826935 U CN 201921826935U CN 210404863 U CN210404863 U CN 210404863U
- Authority
- CN
- China
- Prior art keywords
- magnetic steel
- clamping
- automobile starter
- pieces
- starter stator
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- 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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- 239000007858 starting material Substances 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 78
- 239000010959 steel Substances 0.000 claims abstract description 78
- 238000004080 punching Methods 0.000 claims abstract description 17
- 229910000859 α-Fe Inorganic materials 0.000 claims description 10
- ZDVYABSQRRRIOJ-UHFFFAOYSA-N boron;iron Chemical compound [Fe]#B ZDVYABSQRRRIOJ-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model provides an automobile starter stator, which comprises a shell with an upper opening and a lower opening, wherein the inner wall of the shell is evenly provided with magnetic steel along the circumferential direction; a punching and riveting fixing clamping piece for fixing the magnetic steel is arranged between every two adjacent magnetic steels and is riveted on the inner wall of the shell; the punching rivet fixing clamping piece comprises a body, two pressing pieces and two clamping pieces, wherein the two pressing pieces and the two clamping pieces are arranged on the body, the two pressing pieces are respectively pressed on the upper end faces of the two adjacent magnetic steels, and the two clamping pieces are respectively pressed on the side end faces and the inner walls of the two adjacent magnetic steels. The utility model discloses a magnet steel is fixed firmly between two adjacent punching rivet fixed clamping pieces, is difficult to drop.
Description
Technical Field
The utility model relates to an automobile starter technical field, concretely relates to automobile starter stator.
Background
The automobile starter stator comprises a stator shell and magnetic steel arranged in the shell. The magnetic steel of the existing stator is connected with the inner wall of the shell through glue adhesion, and the magnetic steel of the stator vibrates under the long-term action of electromagnetic force, so that the adhesion is not firm, the stator is easy to fall off, and the stator cannot work normally.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automobile starter stator is provided to solve the problem that current magnet steel drops easily.
Therefore, the automobile starter stator provided by the utility model comprises a shell with an upper opening and a lower opening, wherein the inner wall of the shell is uniformly distributed with magnetic steel along the circumferential direction; a punching and riveting fixing clamping piece for fixing the magnetic steel is arranged between every two adjacent magnetic steels and is riveted on the inner wall of the shell; the punching rivet fixing clamping piece comprises a body, two pressing pieces and two clamping pieces, wherein the two pressing pieces and the two clamping pieces are arranged on the body, the two pressing pieces are respectively pressed on the upper end faces of the two adjacent magnetic steels, and the two clamping pieces are respectively pressed on the side end faces and the inner walls of the two adjacent magnetic steels.
In an optional embodiment of the present invention, the magnetic steel is ru iron boron magnetic steel or ferrite magnetic steel, or a mixed magnetic steel used by both ru iron boron magnetic steel and ferrite magnetic steel.
In an optional embodiment of the present invention, the number of the magnetic steels is 4 or 6.
In an optional embodiment of the present invention, when the hybrid magnetic steel is adopted, any two adjacent magnetic steels are ru iron boron magnetic steel and ferrite magnetic steel, respectively.
In an optional embodiment of the present invention, the body is substantially T-shaped, and has a vertical portion and a horizontal portion disposed at an upper end of the vertical portion, and the pressing piece is disposed at each of left and right ends of the horizontal portion.
In an optional embodiment of the present invention, the pressing sheet is arc-shaped or flat; the pressing sheet is bent towards the center of the shell, so that a certain angle is formed between the pressing sheet and the body.
In an optional embodiment of the present invention, the angle is 30 degrees.
The utility model discloses an optional embodiment, the left and right sides of vertical portion towards the centre of a circle direction of casing is provided with respectively the clamping piece, the clamping piece includes connecting portion and clamping part, the one end of connecting portion with the body links to each other, the other end of connecting portion is provided with the clamping part.
In an optional embodiment of the present invention, the clamping portion is hook-shaped.
In an optional embodiment of the present invention, the body, the pressing plate and the clamping plate are integrally formed.
The technical scheme provided by the utility model, following advantage has:
compared with the prior art, the automobile starter stator provided by the utility model adopts the pressing sheets of the punching riveting fixing clamping pieces to be respectively pressed on the upper end surfaces of the two adjacent magnetic steels, thereby playing the role of axial limiting; clamping pieces of the punching riveting fixing clamping pieces are respectively pressed on the side end faces and the inner walls of the two adjacent magnetic steels, so that the effects of circumferential limiting and radial limiting are achieved; therefore, the magnetic steel is firmly fixed between the two adjacent punching rivet fixing clamping pieces and is not easy to fall off.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a stator of an automobile starter.
Fig. 2 is a schematic top view of a punch rivet fixing clip of an automobile starter stator.
Fig. 3 is a front view schematically illustrating a punch rivet fixing clip of a stator of an automobile starter.
Fig. 4 is a left side view of the punch rivet fixing clip of the automobile starter stator.
Description of reference numerals:
10. punching and riveting the fixed clamping piece; 11. a body; 111. a protrusion; 12. tabletting; 13. a clip; 131. a connecting portion; 132. a clamping portion; 20. magnetic steel; 30. a housing; 31. an upper opening; 32. and a lower opening.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the present embodiment provides a starter stator for an automobile, including a housing 30 having upper and lower openings, the housing 30 having a substantially cylindrical shape, and an upper opening 31 having a diameter larger than a diameter of a lower opening 32. The inner wall of the casing 30 is provided with magnetic steels 20 uniformly distributed along the circumferential direction thereof. The magnetic steel 20 is ru fe-b magnetic steel or ferrite magnetic steel, or a mixed magnetic steel of ru fe-b magnetic steel and ferrite magnetic steel. The number of magnet steel 20 is 4 or 6, and when adopting mixed magnet steel, arbitrary two adjacent magnet steel 20 are Ru iron boron magnet steel and ferrite magnet steel respectively, are Ru iron boron magnet steel and ferrite magnet steel interval distribution setting on the inner wall of casing 30 promptly. The magnetic steel 20 is adhered to the inner wall of the shell 30 through glue, the outer wall of the magnetic steel 20 is a curved surface, and the shape of the curved surface is the same as that of the inner wall of the shell 30, so that the outer wall of the magnetic steel 20 can be completely adhered to the inner wall of the shell 30. The inner wall of the magnetic steel 20 is a curved surface parallel to the outer wall thereof.
And a punching and riveting fixing clamping piece 10 for fixing the magnetic steel 20 is arranged between two adjacent magnetic steels 20, and the punching and riveting fixing clamping piece 10 is riveted on the inner wall of the shell 30 in a punching and riveting mode. Therefore, the magnetic steel 20 is clamped between the two adjacent punching rivet fixing clamping pieces 10, so that the magnetic steel 20 is firmly fixed and is not easy to fall off. It should be noted that, when the number of the magnetic steels 20 in the housing 30 is 4, the number of the punch rivet fixing clips 10 is also set to 4 accordingly.
As shown in fig. 2 to 4, the punch rivet fixing clip 10 includes a body 11, and the body 11 is a curved body, and has the same shape as the inner wall of the housing 30, so that the punch rivet fixing clip 10 can be completely attached to the inner wall of the housing 30. The body 11 is roughly T-shaped, and has a vertical part and a horizontal part arranged at the upper end of the vertical part, the horizontal part is perpendicular to the vertical part, pressing sheets 12 are respectively arranged at the left end and the right end of the horizontal part, the pressing sheets 12 and the body 11 are integrally formed, and the pressing sheets 12 are arc-shaped or plane. The pressing sheet 12 is bent toward the center of the housing 30 such that an angle of 30 degrees is formed between the pressing sheet 12 and the body 11. Two preforming 12 press respectively on the up end of two adjacent magnet steel 20, play the spacing effect of axial, prevent that magnet steel 20 from droing.
The left and right sides of the vertical portion of the body 11 are respectively provided with clamping pieces 13 toward the center of the circle of the housing 30, and the clamping pieces 13 and the body 11 are integrally formed. The clip 13 includes a connecting portion 131 and a clamping portion 132, one end of the connecting portion 131 is connected to the body 11, the other end of the connecting portion 131 is provided with the clamping portion 132, and the clamping portion 132 is hook-shaped. The connecting part 131 is attached to the side end faces of the magnetic steels 20 and presses the side end faces of the two adjacent magnetic steels 20 to play a role in circumferential limiting; the clamping portion 132 presses the inner walls of two adjacent magnetic steels 20 to play a role in radial limitation, thereby preventing the magnetic steels 20 from falling off.
Further, an elongated protrusion 111 is punched on the vertical portion of the body 11, so that the punch rivet fixing clip 10 expands to tighten the magnetic steel 20 when being riveted on the inner wall of the housing 30. The protrusion 111 is located in the middle of the lower end of the vertical portion and located between the two clamping pieces 13, so that the punching-riveting fixing clamping pieces 10 are expanded uniformly, and the expansion effect on the magnetic steel 20 is good.
The utility model adopts the pressing sheets 12 of the punching riveting fixed clamping pieces 10 to respectively press on the upper end surfaces of two adjacent magnetic steels 20, thereby playing the role of axial limiting; clamping pieces 13 of the punching riveting fixed clamping pieces 10 are respectively pressed on the side end faces and the inner walls of the two adjacent magnetic steels 20 to play roles of circumferential limiting and radial limiting; therefore, the magnetic steel 20 is firmly fixed between the two adjacent punch rivet fixing clamping pieces 10 and is not easy to fall off.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The automobile starter stator is characterized by comprising a shell with openings at the upper part and the lower part, wherein the inner wall of the shell is uniformly distributed with magnetic steel along the circumferential direction; a punching and riveting fixing clamping piece for fixing the magnetic steel is arranged between every two adjacent magnetic steels and is riveted on the inner wall of the shell; the punching rivet fixing clamping piece comprises a body, two pressing pieces and two clamping pieces, wherein the two pressing pieces and the two clamping pieces are arranged on the body, the two pressing pieces are respectively pressed on the upper end faces of the two adjacent magnetic steels, and the two clamping pieces are respectively pressed on the side end faces and the inner walls of the two adjacent magnetic steels.
2. The automobile starter stator according to claim 1, wherein the magnetic steel is ru fe-b or ferrite magnetic steel, or a mixed magnetic steel of both ru fe-b and ferrite magnetic steel.
3. The automobile starter stator according to claim 2, wherein the number of the magnetic steels is 4 or 6.
4. The automobile starter stator of claim 3 wherein, when the hybrid magnetic steel is used, any two adjacent magnetic steels are Ru-Fe-B magnetic steel and ferrite magnetic steel, respectively.
5. The automobile starter stator according to claim 1, wherein the body is substantially T-shaped, having a vertical portion and a horizontal portion provided at an upper end of the vertical portion, the horizontal portion being provided at left and right ends thereof with the pressing pieces, respectively.
6. The automobile starter stator according to claim 5, wherein the pressing piece is arc-shaped or flat; the pressing sheet is bent towards the center of the shell, so that a certain angle is formed between the pressing sheet and the body.
7. The automotive starter stator according to claim 6, wherein the angle is 30 degrees.
8. The automobile starter stator according to claim 5, wherein the clamping pieces are respectively provided on left and right sides of the vertical portion toward a center of the housing, the clamping pieces include a connecting portion and a clamping portion, one end of the connecting portion is connected to the body, and the other end of the connecting portion is provided with the clamping portion.
9. The automobile starter stator according to claim 8, wherein the clamping portion is hook-shaped.
10. The automobile starter stator according to any one of claims 1 to 9, wherein the body, the pressing piece, and the clip are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826935.XU CN210404863U (en) | 2019-10-29 | 2019-10-29 | Automobile starter stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826935.XU CN210404863U (en) | 2019-10-29 | 2019-10-29 | Automobile starter stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210404863U true CN210404863U (en) | 2020-04-24 |
Family
ID=70343046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921826935.XU Expired - Fee Related CN210404863U (en) | 2019-10-29 | 2019-10-29 | Automobile starter stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210404863U (en) |
-
2019
- 2019-10-29 CN CN201921826935.XU patent/CN210404863U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |