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CN-224232417-U - Insulator for power distribution network

CN224232417UCN 224232417 UCN224232417 UCN 224232417UCN-224232417-U

Abstract

The utility model relates to the technical field of insulators and discloses an insulator for a power distribution network, which comprises a cross arm, a bottom mounting rod, a fixing bolt, a bottom connecting sleeve, a ceramic column and an insulator umbrella, wherein the bottom mounting rod is vertically embedded in the middle of the cross arm, the fixing bolt is embedded above the outer wall of the bottom mounting rod, the top of the bottom mounting rod is fixedly provided with the bottom connecting sleeve, the ceramic column is embedded and fixed above the inner part of the bottom connecting sleeve, the insulator umbrella is fixedly arranged on the outer wall of the ceramic column, the bottom ball bearing is embedded in the outer wall of the bottom connecting sleeve, the top connecting sleeve is fixedly arranged at the top of the ceramic column, and the top ball bearing is embedded in the outer wall of the top connecting sleeve. The utility model can automatically clean the pollutants such as the bird droppings adhered to the outer wall of the insulator, and the like, and can expel birds away from the insulator by reflecting sunlight at multiple angles through the automatically rotating mirror surface plate, so that the stay of the birds and the excretion of the night soil are reduced, the impact force received by the insulator umbrella and the ceramic column can be buffered, the impact force received by the insulator umbrella and the ceramic column is reduced, and the service life of the insulator is further prolonged.

Inventors

  • FENG YUE
  • WANG HONGLIN
  • QIAN YONGLIANG
  • WANG KUNLUN
  • ZHAO ZHONGXIANG
  • ZHANG LI
  • Hai Leiwei
  • ZHANG YING
  • YANG YONG

Assignees

  • 云南电网有限责任公司文山供电局

Dates

Publication Date
20260512
Application Date
20250519

Claims (10)

  1. 1. The utility model provides a distribution network insulator, includes cross arm (1), end installation pole (2), fixing bolt (201), end adapter sleeve (202), ceramic column (3) and insulator umbrella (301), the middle part vertical embedding of cross arm (1) has end installation pole (2), end installation pole (2) outer wall top nestification has fixing bolt (201), end installation pole (2) top is fixed with end adapter sleeve (202), end adapter sleeve (202) inside top embedding is fixed with ceramic column (3), ceramic column (3)'s outer wall is fixed with insulator umbrella (301), characterized in that, end adapter sleeve (202) outer wall nestification has end ball bearing (203), ceramic column (3) top is fixed with top adapter sleeve (4), top ball bearing (401) are nested to top adapter sleeve (4) outer wall, top ball bearing (401) left side is fixed with cleaning plate (402), top ball bearing (401) and bottom ball bearing (203) outer wall all are fixed with wind cup (5); The inside embedding of cup (5) has outer frame (501), the inside embedding of outer frame (501) has inner frame (502), the surface of outer frame (501) and inner frame (502) all is fixed with mirror plate (503), the top middle part of top adapter sleeve (4) is vertical to be fixed with spliced pole (6), be connected with buffer spring (601) on spliced pole (6), the outer wall connection of buffer spring (601) has outer barrel (602), the top of outer barrel (602) is fixed with mounting plate (603).
  2. 2. The distribution network insulator according to claim 1, characterized in that the cleaning plate (402) is fixed between the left side of the top ball bearing (401) and the left side of the bottom ball bearing (203), the ceramic posts (3) and the left side of the outer wall of the insulator umbrella (301) are in close contact with the inner wall of the cleaning plate (402).
  3. 3. The distribution network insulator according to claim 1, wherein the cleaning plate (402) rotates in the horizontal direction on the outer walls of the ceramic column (3) and the insulator umbrella (301) through the top ball bearing (401) and the bottom ball bearing (203), and soft bristles are arranged at one end, which is tightly attached to the outer walls of the ceramic column (3) and the insulator umbrella (301), of the cleaning plate (402).
  4. 4. The distribution network insulator according to claim 1, wherein 3-6 wind cups (5) are fixed on the outer walls of the top ball bearing (401) and the bottom ball bearing (203), and the wind cups (5) are arranged at equal intervals in a circular ring shape around the middle parts of the top ball bearing (401) and the bottom ball bearing (203).
  5. 5. The distribution network insulator according to claim 1, characterized in that the middle part of the cup (5) and the middle part of the outer frame (501) are provided with one "rectangular opening" from front to back opening, the outer frame (501) is provided in the "rectangular opening" of the cup (5), and the inner frame (502) is provided in the "rectangular opening" of the outer frame (501).
  6. 6. The distribution network insulator according to claim 5, wherein the left and right ends of the outer frame (501) are both transversely fixed with shaft rods, the shaft rods at the left and right ends of the outer frame (501) are just embedded into the left and right ends of the rectangular opening in the wind cup (5), and the outer frame (501) rotates back and forth in the rectangular opening of the wind cup (5) through the shaft rods.
  7. 7. The distribution network insulator according to claim 5, wherein the upper and lower ends of the inner frame (502) are vertically fixed with shaft rods, the shaft rods at the upper and lower ends of the inner frame (502) are just embedded in the upper and lower ends of the rectangular opening in the outer frame (501), and the inner frame (502) rotates left and right in the rectangular opening of the outer frame (501) through the shaft rods.
  8. 8. The distribution network insulator according to claim 1, wherein mirror plates (503) are fixed at front and rear ends and upper and lower ends of the outer frame (501), and mirror plates (503) are fixed at front and rear ends and left and right ends of the inner frame (502).
  9. 9. The distribution network insulator according to claim 1, wherein the middle part of the connecting column (6) and the middle part of the outer cylinder (602) are positioned on the same vertical horizontal plane, and the distance between the outer wall of the connecting column (6) and the outer cylinder (602) and the distance between the top of the connecting column (6) and the upper part inside the outer cylinder (602) are all 0.3-0.8cm.
  10. 10. The distribution network insulator according to claim 1, wherein the top of the connecting column (6) and the front, rear, left and right ends of the outer wall are respectively connected with a buffer spring (601), and one end of the buffer spring (601) far away from the connecting column (6) is respectively connected with the upper part inside the outer cylinder (602) and the inner wall.

Description

Insulator for power distribution network Technical Field The utility model relates to the technical field of insulators, in particular to a power distribution network insulator. Background The insulator is widely applied to a power distribution network, is a device which is arranged between conductors with different electric potentials or between the conductors and a grounding component and can bear the action of voltage and mechanical stress, is various in types and shapes, is different in structure and appearance, is composed of two parts of an insulating part and a connecting fitting, is a special insulating control part, can play an important role in an overhead transmission line, is mainly used for a telegraph pole in the early years, is slowly developed on one end of a high-voltage wire connecting tower and is hung with a plurality of disc-shaped insulators, is made of glass or ceramic for increasing creepage distance, is a applaud edge insulator, is not failed due to various electromechanical stresses caused by the change of environment and electric load conditions, is not greatly affected, and is not damaged in service life of the whole line. When the insulator of the existing distribution network is used, pollutants such as bird droppings are often attached to the insulator, the insulating performance of the insulator can be reduced due to the pollutants, the existing porcelain insulator is usually fixedly connected to the insulator mounting frame, however, when wind power is large, electric wires can shake, large impact force can be generated on the umbrella skirt of the insulator when the electric wires shake, and the umbrella skirt is easily damaged due to large torsion. Disclosure of utility model In view of the above, the present utility model provides a power distribution network insulator, which is used for solving the problem that the bird droppings pollute the insulator and the umbrella skirt are easily damaged by impact force in the above background technology. The utility model solves the technical problems by the following technical means: The power distribution network insulator comprises a cross arm, a bottom mounting rod, a fixing bolt, a bottom connecting sleeve, a ceramic column and an insulator umbrella, wherein the bottom mounting rod is vertically embedded in the middle of the cross arm, the fixing bolt is embedded above the outer wall of the bottom mounting rod, the bottom connecting sleeve is fixed at the top of the bottom mounting rod, the ceramic column is embedded and fixed above the inner part of the bottom connecting sleeve, the insulator umbrella is fixed on the outer wall of the ceramic column, the bottom ball bearing is embedded and fixed at the outer wall of the bottom connecting sleeve, the top connecting sleeve is fixed at the top of the ceramic column, the top ball bearing is embedded and fixed at the outer wall of the top connecting sleeve, the cleaning plate is fixed at the left side of the top ball bearing, and the wind cups are fixed on the outer walls of the top ball bearing and the bottom ball bearing; The inside embedding of wind cup has outer frame, the inside embedding of outer frame has the inner frame, the surface of outer frame and inner frame all is fixed with mirror surface board, the top middle part of top adapter sleeve is vertical to be fixed with the spliced pole, be connected with buffer spring on the spliced pole, buffer spring's outer wall connection has the urceolus body, the top of urceolus body is fixed with the mounting disc. Through above-mentioned technical scheme, when having the wind to blow to the insulator in the use, the wind can produce effort simultaneously to two wind cups in the bottom ball bearing and the top ball bearing outside, the wind cup can drive the top ball bearing and the bottom ball bearing rotation that are connected with it after the atress, because clean board is fixed between top ball bearing and bottom ball bearing, at this moment clean board can rotate along with the rotation of bottom ball bearing and top ball bearing, come to carry out automatic scraping clean to the pollutant such as the sticky bird's droppings of ceramic post and insulator umbrella outer wall, can avoid the pollution and the destruction of pollutant such as bird droppings to the insulator as far as, and when the wind blows the wind cup at rotatory in-process, wind can blow outer frame and the inner frame of wind cup inside simultaneously, make outer frame atress rotate in the inside back-and-forth of wind cup, the inner frame atress is controlling in outer frame rotation, drive birds leaving the insulator through the multi-angle reflection sunlight of mirror plate of installation, reduce the stay of birds and excrement. In one possible embodiment, the cleaning plate is fixed between the left side of the top ball bearing and the left side of the bottom ball bearing, and the ceramic posts and the left side of the outer wall of the insulator um