CN214412430U - Generator stator magnetic shoe location structure - Google Patents
Generator stator magnetic shoe location structure Download PDFInfo
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- CN214412430U CN214412430U CN202120666823.3U CN202120666823U CN214412430U CN 214412430 U CN214412430 U CN 214412430U CN 202120666823 U CN202120666823 U CN 202120666823U CN 214412430 U CN214412430 U CN 214412430U
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- magnetic shoe
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Abstract
The utility model relates to the technical field of motors, in particular to a positioning structure of a generator stator magnetic shoe, which comprises a shell, a magnetic shoe and a fixing piece; the shell is annular; a plurality of fixing pieces are uniformly and fixedly connected to the inner wall of the shell along the circumferential direction of the shell; the fixing piece is I-shaped, and two sides of the fixing piece are provided with fixing grooves which are symmetrical to each other; the magnetic shoe is arc-shaped, the magnetic shoe is attached to the inner wall of the shell and located between the adjacent fixing pieces, and the end portion of the magnetic shoe is embedded in the fixing groove of the fixing piece. The beneficial effects of the utility model reside in that: the end parts of the magnetic tiles are fixed by the I-shaped fixing pieces, so that the end parts of the magnetic tiles can be prevented from being grooved, and the yield of the magnetic tiles is improved; after the magnetic shoe is fixed through the fixing piece, a certain gap can be reserved between the magnetic shoe and the bottom surface of the shell, axial impact between the magnetic shoe and the shell is avoided, and the working stability and the service life of the bearing bush are improved.
Description
Technical Field
The utility model relates to the technical field of electric machines, concretely relates to generator stator magnetic shoe location structure.
Background
The generator is a mechanical device which converts other forms of energy into electric energy, is driven by an external power machine, converts the external energy into mechanical energy and transmits the mechanical energy to the generator, and then converts the mechanical energy into electric energy by the generator.
Among the current flywheel generator, the magnetic shoe of its stator is generally fixed in the inner wall of casing through the fixed block on, but current location structure often need slot to the tip of magnetic shoe, just can guarantee the axial stability of magnetic shoe, so not only the production process is complicated, leads to the defective percentage of magnetic shoe processing higher easily moreover, is unfavorable for cost control.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a can reduce the magnetic shoe defective percentage and guarantee that the magnetic shoe has higher stable generator stator magnetic shoe location structure.
In order to solve the technical problem, the utility model discloses a technical scheme does: a positioning structure of a generator stator magnetic shoe comprises a shell, a magnetic shoe and a fixing piece;
the shell is annular; a plurality of fixing pieces are uniformly and fixedly connected to the inner wall of the shell along the circumferential direction of the shell;
the fixing piece is I-shaped, and two sides of the fixing piece are provided with fixing grooves which are symmetrical to each other;
the magnetic shoe is arc-shaped, the magnetic shoe is attached to the inner wall of the shell and located between the adjacent fixing pieces, and the end portion of the magnetic shoe is embedded in the fixing groove of the fixing piece.
Specifically, the fixed slot includes the first inclined plane that is used for preventing radially breaking away from taking place between magnetic shoe and the mounting, the tip of magnetic shoe is equipped with the second inclined plane of laminating mutually with first inclined plane.
Specifically, the first inclined surface is a side end surface and/or a top end surface and/or a bottom end surface of the fixing groove.
Specifically, a first bolt hole is formed in the shell, a second bolt hole corresponding to the first screw hole is formed in the middle of the fixing piece, and the bolt is arranged in the second bolt hole in a penetrating mode through the first bolt hole and is fixed through the nut.
Specifically, the fixing piece is provided with a nut groove communicated with the second bolt hole, the nut is located in the nut groove, and the shape of the nut groove is consistent with that of the nut.
The beneficial effects of the utility model reside in that: the end parts of the magnetic tiles are fixed by the I-shaped fixing pieces, so that the end parts of the magnetic tiles can be prevented from being grooved, and the yield of the magnetic tiles is improved; after the magnetic shoe is fixed through the fixing piece, a certain gap can be reserved between the magnetic shoe and the bottom surface of the shell, axial impact between the magnetic shoe and the shell is avoided, and the working stability and the service life of the bearing bush are improved.
Drawings
FIG. 1 is a schematic structural view of a positioning structure of a stator magnetic shoe of a generator according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a positioning structure of a magnetic shoe of a stator of a generator according to an embodiment of the present invention;
FIG. 3 is a schematic view of a fixing member according to an embodiment of the present invention;
description of reference numerals:
1. a housing; 11. a first bolt hole; 2. a magnetic shoe; 21. a second inclined plane; 3. a fixing member; 31. fixing grooves; 32. a first inclined plane; 33. a second bolt hole; 34. a nut groove.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, the utility model relates to a generator stator magnetic shoe positioning structure, which comprises a shell 1, a magnetic shoe 2 and a fixing piece 3;
the shell 1 is annular; a plurality of fixing pieces 3 are uniformly and fixedly connected to the inner wall of the shell 1 along the circumferential direction of the shell 1;
the fixing member 3 is I-shaped, and fixing grooves 31 which are symmetrical to each other are formed in two sides of the fixing member 3;
The utility model discloses a theory of operation does: when the generator stator is assembled, a fixing piece 3 is fixed on the inner wall of the shell 1, then the end parts of the two magnetic tiles 2 are respectively embedded into the fixing grooves 31 on the two sides of the fixing piece 3, then the fixing piece 3 is installed, and all the fixing pieces 3 and the magnetic tiles 2 are installed in sequence. The magnetic shoes 2 and the fixing pieces 3 which are installed completely form a concentric circular ring structure with the shell 1, and extrusion force along the circumferential direction is formed between the adjacent magnetic shoes 2, so that vibration of the magnetic shoes 2 caused by the rotor of the generator during working is avoided.
Meanwhile, the end part of the magnetic shoe 2 is embedded in the fixing groove 31, and the fixing part 3 is I-shaped, so that a certain gap is formed between the bottom end surface of the magnetic shoe 2 and the bottom surface of the shell 1, axial impact between the magnetic shoe 2 and the shell 1 can be avoided, the magnetic shoe 2 of the generator can be kept stable in the working process, and the service life of the magnetic shoe 2 can be prolonged.
As can be seen from the above description, the utility model has the advantages that: the end parts of the magnetic tiles are fixed by the I-shaped fixing pieces, so that the end parts of the magnetic tiles can be prevented from being grooved, and the yield of the magnetic tiles is improved; after the magnetic shoe is fixed through the fixing piece, a certain gap can be reserved between the magnetic shoe and the bottom surface of the shell, axial impact between the magnetic shoe and the shell is avoided, and the working stability and the service life of the bearing bush are improved.
Further, the fixing groove 31 includes a first inclined surface 32 for preventing radial separation between the magnetic shoe 2 and the fixing member 3, and a second inclined surface 21 attached to the first inclined surface 32 is disposed at an end of the magnetic shoe 2.
According to the description, the first inclined plane and the second inclined plane are matched with each other, the fixing groove can limit the radial movement of the bearing bush, the bearing bush is further prevented from being separated from the fixing piece along the radial direction, and the stability of the bearing bush is improved.
Further, the first inclined surface 32 is a side end surface and/or a top end surface and/or a bottom end surface of the fixing groove 31.
Further, a first bolt hole 11 is formed in the casing 1, a second bolt hole 33 corresponding to the first screw hole is formed in the middle of the fixing member 3, and the bolt is fixed by the first bolt hole 11 in the second bolt hole 33 in a penetrating manner through a nut.
As can be seen from the above description, the fixing member is fixedly connected with the shell through the bolt and the nut, and the assembly efficiency is high.
Further, the fixing member is provided with a nut groove 34 communicating with the second bolt hole 33, the nut is positioned in the nut groove 34, and the shape of the nut groove 34 is identical to that of the nut.
Example one
A positioning structure of a generator stator magnetic shoe comprises a shell 1, a magnetic shoe 2 and a fixing piece 3;
the shell 1 is annular; a plurality of fixing pieces 3 are uniformly and fixedly connected to the inner wall of the shell 1 along the circumferential direction of the shell 1;
the fixing member 3 is I-shaped, and fixing grooves 31 which are symmetrical to each other are formed in two sides of the fixing member 3;
the magnetic shoe 2 is arc-shaped, the magnetic shoe 2 is attached to the inner wall of the shell 1 and positioned between the adjacent fixing pieces 3, and the end part of the magnetic shoe 2 is embedded in the fixing groove 31 of the fixing piece 3;
the fixing groove 31 comprises a first inclined surface 32 for preventing radial separation between the magnetic shoe 2 and the fixing member 3, the end of the magnetic shoe 2 is provided with a second inclined surface 21 attached to the first inclined surface 32, and the first inclined surface 32 is a side end surface and/or a top end surface and/or a bottom end surface of the fixing groove 31;
the nut fixing structure is characterized in that a first bolt hole 11 is formed in the shell 1, a second bolt hole 33 corresponding to the first screw hole is formed in the middle of the fixing piece 3, the bolt penetrates through the second bolt hole 33 through the first bolt hole 11 and is fixed through a nut, a nut groove 34 communicated with the second bolt hole 33 is formed in the fixing piece, the nut is located in the nut groove 34, and the shape of the nut groove 34 is consistent with that of the nut.
To sum up, the utility model provides a beneficial effect lies in: the end parts of the magnetic tiles are fixed by the I-shaped fixing pieces, so that the end parts of the magnetic tiles can be prevented from being grooved, and the yield of the magnetic tiles is improved; after the magnetic shoe is fixed through the fixing piece, a certain gap can be reserved between the magnetic shoe and the bottom surface of the shell, axial impact between the magnetic shoe and the shell is avoided, and the working stability and the service life of the bearing bush are improved. Through the first inclined plane and the second inclined plane of mutually supporting, the fixed slot can restrict the radial motion of axle bush, further avoids the axle bush to take place to break away from along radial and the mounting, improves the stability of axle bush. The fixing piece is fixedly connected with the shell through the bolt and the nut, and the assembling efficiency is high.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (5)
1. A positioning structure of a generator stator magnetic shoe is characterized by comprising a shell, a magnetic shoe and a fixing piece;
the shell is annular; a plurality of fixing pieces are uniformly and fixedly connected to the inner wall of the shell along the circumferential direction of the shell;
the fixing piece is I-shaped, and two sides of the fixing piece are provided with fixing grooves which are symmetrical to each other;
the magnetic shoe is arc-shaped, the magnetic shoe is attached to the inner wall of the shell and located between the adjacent fixing pieces, and the end portion of the magnetic shoe is embedded in the fixing groove of the fixing piece.
2. The positioning structure of the magnetic shoe of the generator stator as claimed in claim 1, wherein the fixing groove includes a first inclined surface for preventing radial separation between the magnetic shoe and the fixing member, and the end of the magnetic shoe is provided with a second inclined surface attached to the first inclined surface.
3. The positioning structure for the magnetic shoe of the generator stator as claimed in claim 2, wherein the first inclined surface is a side end surface and/or a top end surface and/or a bottom end surface of the fixing groove.
4. The positioning structure of the magnetic shoe of the stator of the generator as claimed in claim 1, wherein the housing has a first bolt hole, the middle portion of the fixing member has a second bolt hole corresponding to the first screw hole, and the bolt is inserted into the second bolt hole through the first bolt hole and fixed by a nut.
5. The positioning structure for the magnetic shoe of the generator stator as claimed in claim 1, wherein the fixing member is provided with a nut groove communicating with the second bolt hole, the nut is located in the nut groove, and the shape of the nut groove is identical to that of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120666823.3U CN214412430U (en) | 2021-04-01 | 2021-04-01 | Generator stator magnetic shoe location structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120666823.3U CN214412430U (en) | 2021-04-01 | 2021-04-01 | Generator stator magnetic shoe location structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214412430U true CN214412430U (en) | 2021-10-15 |
Family
ID=78031297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120666823.3U Active CN214412430U (en) | 2021-04-01 | 2021-04-01 | Generator stator magnetic shoe location structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214412430U (en) |
-
2021
- 2021-04-01 CN CN202120666823.3U patent/CN214412430U/en active Active
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