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CN-122001111-A - Stator device and motor

CN122001111ACN 122001111 ACN122001111 ACN 122001111ACN-122001111-A

Abstract

The embodiment of the application discloses a stator device and a motor, wherein the stator device comprises a bracket, an iron core, at least three iron core monomers, a wire slot, a connecting piece and a connecting piece, wherein the bracket is provided with an annular part, the iron core comprises at least three iron core monomers, the at least three iron core monomers are radially distributed along the circumferential direction of the annular part, the wire slot is arranged between two adjacent iron core monomers, the iron core monomers are provided with inner surfaces facing to the axis side, and the inner surfaces of the iron core monomers are attached to the outer surfaces of the annular part.

Inventors

  • LIU MIAO
  • CHEN HUAWEI

Assignees

  • 北京零极创新科技有限公司

Dates

Publication Date
20260508
Application Date
20241030

Claims (15)

  1. 1. A stator apparatus, comprising: a bracket having an annular portion; The iron core comprises at least three iron core monomers, wherein the at least three iron core monomers are radially arranged along the circumferential direction of the annular part, and a wire slot is arranged between two adjacent iron core monomers; And a connecting member for bonding the inner surface of the core unit and the outer surface of the annular portion.
  2. 2. The stator apparatus according to claim 1, wherein the core unit has a first connection portion, the bracket has a second connection portion corresponding to a position of the first connection portion, and the connection member is provided between the first connection portion and the second connection portion, the connection member being for providing a radial force toward an axis line side to the first connection portion.
  3. 3. The stator device according to claim 2, wherein the first connecting portion is located inside the annular portion, the second connecting portion is provided on a side of the first connecting portion away from the axis, the connecting member is provided between the first connecting portion and the second connecting portion, the connecting member is in contact with the first connecting portion, and the connecting member is configured to provide a radial force toward the axis side to the first connecting portion.
  4. 4. The stator apparatus of claim 3, wherein the second connecting portion includes an inner surface of the annular portion, or The second connecting part comprises a first boss arranged on the end surface of the annular part, or The second connecting portion comprises a second boss arranged on the fixing portion of the support.
  5. 5. The stator assembly of claim 3 wherein the first connection portion includes a first projection and the connector is interposed between the first projection and the second connection portion, or The first connecting part comprises a first connecting hole, a first part of the connecting piece is inserted into the first connecting hole and is contacted with the surface of one side, close to the axis, of the first connecting hole, and a second part of the connecting piece is positioned between the first connecting hole and the second connecting part.
  6. 6. A stator arrangement according to claim 3, wherein the annular portion is circumferentially open with at least three openings, the first connecting portion being located inside the annular portion through the openings.
  7. 7. The stator apparatus according to claim 3, wherein a portion of the connecting member between the first connecting portion and the second connecting portion is adjustable in length based on an external force to bring the connecting member into contact with the first connecting portion and the second connecting portion, respectively, or The stator device further comprises a tensioning member, wherein at least part of the tensioning member is inserted between the second connecting part and the connecting member, so that the tensioning member is respectively contacted with the second connecting part and the connecting member.
  8. 8. The stator device according to claim 2, wherein the first connecting portion is located outside the annular portion, the second connecting portion is provided on a side of the first connecting portion near the axis, the connecting member is provided between the first connecting portion and the second connecting portion, and the connecting member is in contact with the first connecting portion and is configured to provide a radial force toward the axis side to the first connecting portion.
  9. 9. The stator assembly of claim 8 wherein the first connection includes a second boss and the connector is sandwiched between the second boss and the second connection, or The first connecting part comprises a second connecting hole, the connecting piece is inserted into the second connecting hole, and the connecting piece is clamped outside the wall body, close to one side of the axis, of the second connecting hole and the second connecting part.
  10. 10. The stator assembly of claim 2 wherein the core unit has at least two first connecting portions disposed at intervals in an axial direction, the connecting member being disposed between the at least two first connecting portions and the second connecting portion.
  11. 11. The stator device according to claim 2, wherein the annular portion has two adjacent annular units in the axial direction, the core unit has two first connecting portions at two ends in the axial direction, the two first connecting portions corresponding to the positions of the two annular units; the bracket is provided with two second connecting parts corresponding to the positions of the two first connecting parts respectively; The connecting piece is arranged between the two first connecting parts and the two second connecting parts.
  12. 12. The stator device according to any one of claims 1 to 11, wherein an outer surface of the annular portion is a surface of the annular portion that is outermost in a circumferential direction; The outer surface of the annular part is formed by extending a circle in the axial direction, the inner surface of the iron core monomer is an arc surface, or the inner surface of the iron core monomer is a plane, and the contact area between the outer surface of the annular part and the inner surface of the iron core monomer is a plane.
  13. 13. The stator apparatus according to any one of claims 1 to 11, wherein the annular portion has a first flange and a second flange at both ends in an axial direction, and the portion of the core unit is interposed between the first flange and the second flange.
  14. 14. The stator apparatus according to any one of claims 1 to 11, wherein an outer surface of the core unit is an arc surface, the bracket further has a fixing portion located in a space defined by the annular portion, the fixing portion having a third connection hole in an axial direction; The stator device further includes: The wire is at least partially wound on the tooth slot of the iron core monomer; the shaft body is partially clamped in the third connecting hole.
  15. 15. An electric machine comprising a stator assembly according to any one of claims 1 to 14 and a rotor, said rotor being disposed externally of said stator assembly.

Description

Stator device and motor Technical Field The present disclosure relates to stator technology, and more particularly, to a stator device and a motor. Background The motor is a device which is frequently used by people, the motor generally comprises a stator structure and a rotor structure, and in the related art, an iron core structure of the stator structure is generally made into an integral structure, so that the stator structure is inconvenient to assemble, and the adaptability of the motor is affected. Disclosure of Invention In view of the foregoing, it is desirable to provide a stator device and a motor. In order to achieve the above purpose, the technical scheme of the application is realized as follows: an embodiment of the present application provides a stator device including: a bracket having an annular portion; The iron core comprises at least three iron core monomers, wherein the at least three iron core monomers are radially arranged along the circumferential direction of the annular part, and a wire slot is arranged between two adjacent iron core monomers; And a connecting member for bonding the inner surface of the core unit and the outer surface of the annular portion. In some alternative implementations, the core unit has a first connection portion, the bracket has a second connection portion corresponding to the first connection portion, and the connection member is disposed between the first connection portion and the second connection portion. In some alternative implementations, the connector is in contact with the first connector for providing a radial force to the first connector toward the axial side, and/or, The connecting piece is connected with the first connecting portion and the second connecting portion respectively. In some alternative implementations, the first connection portion is located inside the annular portion, the second connection portion is disposed on a side of the first connection portion away from the axis, the connection member is disposed between the first connection portion and the second connection portion, the connection member is in contact with the first connection portion, and the connection member is configured to provide a radial force to the first connection portion toward the axis side. In some alternative implementations, the second connection includes an inner surface of the ring portion, or The second connecting part comprises a first boss arranged on the end surface of the annular part, or The second connecting portion comprises a second boss arranged on the fixing portion of the support. In some alternative implementations, the first connection includes a first protrusion, the connector is interposed between the first protrusion and the second connection, or The first connecting part comprises a first connecting hole, a first part of the connecting piece is inserted into the first connecting hole and is contacted with the surface of one side, close to the axis, of the first connecting hole, and a second part of the connecting piece is positioned between the first connecting hole and the second connecting part. In some optional implementations, the annular portion is circumferentially provided with at least three openings, and the first connecting portion is located inside the annular portion through the openings. In some alternative implementations, the portion of the connector between the first and second connection portions is adjustable in length based on an external force to bring the connector into contact with the first and second connection portions, respectively, or The stator device further comprises a tensioning member, wherein at least part of the tensioning member is inserted between the second connecting part and the connecting member, so that the tensioning member is respectively contacted with the second connecting part and the connecting member. In some alternative implementations, the first connection portion is located outside the annular portion, the second connection portion is disposed on a side of the first connection portion near the axis, the connection member is disposed between the first connection portion and the second connection portion, and the connection member is in contact with the first connection portion and is configured to provide a radial force to the first connection portion toward the axis side. In some alternative implementations, the first connection includes a second protrusion, the connector is sandwiched between the second protrusion and the second connection, or The first connecting part comprises a second connecting hole, the connecting piece is inserted into the second connecting hole, and the connecting piece is clamped outside the wall body, close to one side of the axis, of the second connecting hole and the second connecting part. In some alternative implementations, the core unit has at least two first connecting portions disposed at intervals in an axial direction, and the connecting member is