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CN-224232476-U - Insulation structure and electromagnetic device

CN224232476UCN 224232476 UCN224232476 UCN 224232476UCN-224232476-U

Abstract

The application discloses an insulating structure and an electromagnetic device, and relates to the technical field of electromagnetic equipment, wherein the electromagnetic device comprises a coil, the insulating structure comprises an iron yoke insulator, a plurality of first insulating cushion blocks and a plurality of second insulating cushion blocks, the iron yoke insulator is annular and is arranged corresponding to the coil, the plurality of first insulating cushion blocks are distributed on one side of the iron yoke insulator, which is away from the coil, in a circumferential direction at intervals, the plurality of second insulating cushion blocks are distributed on one side of the iron yoke insulator, which is close to the coil, in a circumferential direction at intervals, and one second insulating cushion block is arranged corresponding to the plurality of first insulating cushion blocks. The technical scheme provided by the application aims to ensure the insulation performance of electromagnetic equipment by improving the assembly efficiency of the insulating cushion block.

Inventors

  • RAO SHENGBO
  • KONG FANWU
  • WANG PEI
  • CHEN HUI

Assignees

  • 合肥阳光电气设备有限公司

Dates

Publication Date
20260512
Application Date
20250409

Claims (10)

  1. 1. An insulating structure for use in an electromagnetic device, the electromagnetic device including a coil, the insulating structure comprising: An iron yoke insulator (100) which is annular and is arranged corresponding to the coil; A plurality of first insulation pads (200) circumferentially spaced apart on a side of the yoke insulation (100) facing away from the coil, and The second insulating cushion blocks (300) are distributed on one side, close to the coil, of the iron yoke insulator (100) at intervals along the circumferential direction, and one second insulating cushion block (300) is arranged corresponding to the plurality of first insulating cushion blocks (200).
  2. 2. The insulation structure according to claim 1, wherein the second insulating spacer (300) is in an incomplete ring shape.
  3. 3. The insulation structure according to claim 2, wherein the second insulating spacer (300) has a smaller annular width than the yoke insulation (100), and the outer circumferential edge of the second insulating spacer (300) is disposed close to the outer circumferential edge of the yoke insulation (100).
  4. 4. The insulation structure according to claim 2, wherein the outer circumferential edge of the second insulating spacer (300) and the outer circumferential edge of the yoke insulation (100) are provided in a conformal manner; And/or the inner annular edge of the second insulating cushion block (300) and the inner annular edge of the iron yoke insulator (100) are arranged along with the shape.
  5. 5. The insulation structure according to claim 1, wherein two ends of the second insulating pad (300) are disposed corresponding to one of the first insulating pad (200), and an edge of the first insulating pad (200) is disposed corresponding to an edge of the second insulating pad (300).
  6. 6. The insulation structure according to any one of claims 1 to 5, wherein the yoke insulation (100) has an elliptical ring shape or an elliptical ring-like shape, and the second insulation pads (300) are distributed on both sides of the yoke insulation (100) in the short axis direction.
  7. 7. The insulation structure according to claim 6, wherein both ends of the two second insulating spacers (300) distributed along the short axis direction of the yoke insulation (100) are respectively adjacent to both sides of the yoke insulation (100) in the long axis direction.
  8. 8. The insulation structure according to claim 7, wherein the yoke insulation (100) comprises two first arc segments (R1R 2, R3R 4) disposed opposite to each other in the long axis direction and two second arc segments (R1R 4, R2R 3) disposed opposite to each other in the short axis direction, the two first arc segments (R1R 2, R3R 4) and the two second arc segments (R1R 4, R2R 3) are alternately connected in the circumferential direction, the curvature of the first arc segments (R1R 2, R3R 4) is larger than the curvature of the second arc segments (R1R 4, R2R 3), and both ends of the two second insulation pads (300) disposed along the short axis direction of the yoke insulation (100) are disposed corresponding to the two first arc segments (R1R 2, R3R 4), respectively.
  9. 9. An electromagnetic device comprising an insulating structure according to any one of claims 1 to 8.
  10. 10. The electromagnetic device of claim 9, wherein the electromagnetic device is configured as a transformer.

Description

Insulation structure and electromagnetic device Technical Field The application relates to the technical field of electromagnetic equipment, in particular to an insulating structure and an electromagnetic device. Background In the production process of electromagnetic equipment, insulating cushion blocks are required to be placed on two opposite sides of the iron yoke in an insulating mode, the insulating cushion blocks on the two sides are required to be placed in a one-to-one correspondence mode, operation is complicated, more time is consumed, the exposure time of the coil in the air after the coil is dried is overlong, and the insulating performance of the electromagnetic equipment is affected. Disclosure of utility model The application mainly aims to provide an insulation structure and an electromagnetic device, and aims to ensure the insulation performance of electromagnetic equipment by improving the assembly efficiency of an insulation cushion block. To achieve the above object, the present application provides an insulating structure applied to an electromagnetic device including a coil, the insulating structure including: the iron yoke is insulated, annular and arranged corresponding to the coil; a plurality of first insulating spacers circumferentially spaced apart from a side of the yoke facing away from the coil and The second insulating cushion blocks are distributed on one side, close to the coil, of the iron yoke in a circumferential direction at intervals, and one second insulating cushion block corresponds to the first insulating cushion blocks. In an embodiment, the second insulating spacer is in an incomplete ring shape. In an embodiment, the ring width of the second insulating spacer is smaller than the ring width of the yoke insulator, and the outer ring edge of the second insulating spacer is arranged close to the outer ring edge of the yoke insulator. In one embodiment, the outer ring edge of the second insulating spacer and the outer ring edge of the yoke insulator are arranged in a conformal manner. In one embodiment, the inner annular edge of the second insulating spacer block and the inner annular edge of the iron yoke insulator are arranged along the shape. In an embodiment, two ends of the second insulating spacer block are respectively corresponding to one first insulating spacer block, and an edge of the first insulating spacer block is corresponding to an edge of the second insulating spacer block. In an embodiment, the iron yoke insulator is in an elliptical ring shape or an elliptical ring-like shape, and the second insulating spacers are respectively distributed on two sides of the iron yoke insulator in the short axis direction. In an embodiment, two ends of the second insulating spacers distributed along the short axis direction of the yoke insulator are respectively close to two sides of the yoke insulator in the long axis direction. In an embodiment, the yoke insulator comprises two first arc sections arranged opposite to each other in the long axis direction and two second arc sections arranged opposite to each other in the short axis direction, the two first arc sections and the two second arc sections are alternately connected along the circumferential direction, the curvature of the first arc sections is larger than that of the second arc sections, and two ends of the two second insulating cushion blocks distributed along the short axis direction of the yoke insulator are respectively arranged corresponding to the two first arc sections. The application also provides an electromagnetic device which comprises the insulating structure. In one embodiment, the electromagnetic device is configured as a transformer. According to the technical scheme, the extension length of the second insulating cushion block in the circumferential direction of the iron yoke insulation is larger than that of the first insulating cushion block in the circumferential direction of the iron yoke insulation, and the second insulating cushion block can be arranged corresponding to a plurality of first insulating cushion blocks, so that the placement positions of the first insulating cushion block and the second insulating cushion block are relatively flexible, the operation requirement for placing the insulating cushion blocks is reduced, and meanwhile, the number of the second insulating cushion blocks required to be placed between the iron yoke insulation and the coil can be reduced, so that the operation convenience of the process is improved, the time spent by the process is reduced, the production assembly efficiency of electromagnetic equipment is improved, and the exposure time of the coil in the air after being dried can be reduced, so that the insulating performance of the electromagnetic equipment is ensured. Drawings In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embo