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CN-224217423-U - Fixing device of column vacuum circuit breaker

CN224217423UCN 224217423 UCN224217423 UCN 224217423UCN-224217423-U

Abstract

The application discloses a fixing device of a column vacuum circuit breaker, which belongs to the technical field of installation of vacuum circuit breakers and comprises distribution circuit columns, wherein a fixing block is arranged between the two distribution circuit columns, a vacuum circuit breaker main body is fixedly arranged at the top of the fixing block, the fixing block consists of a bearing plate and two semicircular rings, the fixing block is used for bearing the vacuum circuit breaker main body, the semicircular rings and the semicircular rings are fixedly locked on the outer wall of the distribution circuit column through the cooperation between a first connecting block, a second connecting block, a clamping block and a fixing bolt, quick installation and fixation ‌ are realized through a hoop type design, the screw rod is driven to rotate through a rotary screw cap, and the screw rod can be driven to be slidably inserted into the fixing hole by utilizing the threaded cooperation between the screw rod and the fixing rod when rotating, so that the mechanical locking ‌ is realized, the stability of the fixing structure is further enhanced, and the equipment is prevented from shaking and loosening due to high wind.

Inventors

  • FU LIQIN

Assignees

  • 南京普瑞电力科技有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (6)

  1. 1. The utility model provides a fixing device of vacuum circuit breaker on post, includes distribution lines post (1), its characterized in that, two be provided with fixed block (2) between distribution lines post (1), the top fixed mounting of fixed block (2) has vacuum circuit breaker main part (4), fixed block (2) are by a loading board (201) and two semicircle ring one (202) are constituteed, one side of semicircle ring one (202) is provided with semicircle ring two (3), semicircle ring one (202) and semicircle ring two (3) are close to one side fixedly connected with connecting block one (5) and connecting block two (6) respectively mutually, be provided with joint piece (15) on connecting block one (5) and the connecting block two (6), and the three is in the same place through fixing bolt (16) fixed connection, semicircle ring that semicircle ring one (202) and semicircle ring two (3) surround the formation cup joints on the outer wall of distribution lines post (1), fixed orifices (18) have been seted up to the outer wall of semicircle ring one (202) and semicircle ring two (3) are close to one side fixedly connected with connecting block one (5) and connecting block two (6) are provided with connecting block (16), the fixed screw (7) is located one side (9) of the fixed screw (7) is located in the fixed screw (9), the outer surface of the screw rod (9) is positioned in the positioning cylinder (7), a fixing rod (11) is sleeved on the inner thread of the positioning cylinder, and the fixing rod (11) is inserted into the fixing hole (18) in a sliding mode.
  2. 2. The fixing device of the column vacuum circuit breaker according to claim 1, wherein sliding grooves (12) are symmetrically formed in the inner wall of the positioning cylinder (7), sliding blocks (13) are symmetrically connected to the outer walls of the two sides of the positioning cylinder (7), and the sliding blocks (13) slide in the sliding grooves (12).
  3. 3. The fixing device of the vacuum circuit breaker on the column according to claim 1, wherein a bearing (8) is arranged on one side of the outer surface of the screw rod (9) close to the rotary cover (10), the bearing (8) is fixedly arranged in the positioning cylinder (7), and the screw rod (9) is rotationally connected with the positioning cylinder (7) through the bearing (8).
  4. 4. A fixing device of a vacuum circuit breaker on a pole according to claim 1, characterized in that the outer diameter of the fixing rod (11) is the same as the inner diameter of the fixing hole (18).
  5. 5. The fixing device of the column vacuum circuit breaker according to claim 1, wherein the inner walls of the semicircular ring I (202) and the semicircular ring II (3) are fixedly connected with an anti-slip pad (17), the outer surface of the anti-slip pad (17) is abutted against the outer wall of the distribution line column (1), and the anti-slip pad (17) is made of rubber materials.
  6. 6. The fixing device of the vacuum circuit breaker on the column according to claim 1, wherein the outer walls of the first connecting block (5) and the second connecting block (6) are provided with limiting grooves (14), the inner wall of the clamping block (15) is provided with a protruding block matched with the limiting grooves (14), and the protruding block slides in the limiting grooves (14).

Description

Fixing device of column vacuum circuit breaker Technical Field The application relates to the technical field of vacuum circuit breaker installation, in particular to a fixing device of a column vacuum circuit breaker. Background An on-column vacuum circuit breaker is a high voltage switchgear mounted on a distribution line column for controlling and protecting a power grid. The vacuum interrupter is widely applied to a medium voltage distribution network due to excellent insulating property and arc extinguishing property by using the vacuum interrupter as an breaking medium. The existing column vacuum circuit breaker is generally installed on an outdoor distribution line column, so that the column vacuum circuit breaker is often subjected to strong wind attack, the existing column vacuum circuit breaker generally adopts a simple welding structure, and the problems of shaking, loosening and the like are easy to occur under the strong wind attack, and the stability is poor, so that the fixing device of the column vacuum circuit breaker is improved. Disclosure of utility model Aiming at the defects of the prior art, the application provides a fixing device of a column vacuum circuit breaker, overcomes the defects of the prior art, and aims to solve the problems that the existing column vacuum circuit breaker generally adopts a simple welding structure, is easy to shake and loose under the influence of strong wind, and has poor stability. The fixing device of the column vacuum circuit breaker comprises a distribution circuit column, wherein a fixing block is arranged between the two distribution circuit columns, a vacuum circuit breaker main body is fixedly arranged at the top of the fixing block, the fixing block consists of a bearing plate and two semicircular rings I, a semicircular ring II is arranged on one side of the semicircular ring I, a connecting block I and a connecting block II are fixedly connected to one side, close to the semicircular ring I and the semicircular ring II, of the semicircular ring I, a clamping block is arranged on the connecting block I and the connecting block II, the clamping block I and the connecting block II are fixedly connected together through fixing bolts, a circular ring formed by encircling the semicircular ring I and the semicircular ring II is sleeved on the outer wall of the distribution circuit column, a fixing hole is formed in the outer wall of the distribution circuit column, a positioning cylinder is fixedly arranged on one side of the fixing hole, a screw rod is arranged in the positioning cylinder, a rotating rotary cover is arranged on the outer side of the positioning cylinder, the outer surface of the screw rod is positioned in the positioning cylinder, the screw rod is sleeved with a fixing rod, and the fixing rod is inserted into the fixing rod. Through adopting above-mentioned technical scheme, be used for bearing vacuum circuit breaker main part through setting up the fixed block, through connecting block one, connecting block two, cooperation between joint piece and the fixing bolt is with the fixed locking of semicircle ring one and semicircle ring two on the outer wall of distribution line post, realize quick installation and fixed ‌ through staple bolt formula design, drive the lead screw through rotatory spiral cover and rotate, and utilize the screw-thread fit between lead screw and the dead lever, make the lead screw can drive the dead lever and slide the inside of inserting the fixed orifices when rotating, realize mechanical locking ‌, further strengthen this fixed knot constructs's stability, prevent that equipment from taking place to rock because of strong wind, become flexible ‌. As a preferable technical scheme of the application, the inner wall of the positioning cylinder is symmetrically provided with the sliding grooves, the outer walls of the two sides of the positioning cylinder are symmetrically connected with the sliding blocks, and the sliding blocks slide in the sliding grooves. Through adopting above-mentioned technical scheme, restraint dead lever is at the inside rectilinear motion orbit of locating cylinder, drives the dead lever and deflect ‌ when avoiding the lead screw to rotate, ensures that the dead lever only follows axial displacement, promotes positioning accuracy and mechanical stability, realizes the accurate grafting ‌ ‌ of dead lever and fixed orifices. As a preferable technical scheme of the application, a bearing is arranged on one side of the outer surface of the screw rod, which is close to the spiral cover, the bearing is fixedly arranged in the positioning cylinder, and the screw rod is rotationally connected with the positioning cylinder through the bearing. Through adopting above-mentioned technical scheme, through setting up the bearing so that the lead screw can be under the drive effect of spiral cover at the nimble rotation of inside of a positioning section of thick bamboo. As a preferable technical