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CN-224204058-U - Circuit breaker connection structure

CN224204058UCN 224204058 UCN224204058 UCN 224204058UCN-224204058-U

Abstract

The utility model discloses a circuit breaker connecting structure, which comprises a first circuit breaker main body and a second circuit breaker main body, wherein the bottoms of the first circuit breaker main body and the second circuit breaker main body are provided with mounting plates, the first circuit breaker main body and the second circuit breaker main body are clamped at the top of the mounting plates in parallel, the utility model slides downwards along the clamping grooves of the fixed blocks through clamping blocks, simultaneously, the adjusting head of the adjusting part slides along a first sliding groove, the sliding stability is enhanced through double limiting, the sliding process of the first circuit breaker body and the second circuit breaker body is prevented from shifting, the sliding is smooth, the clamping block is firmly clamped in the clamping groove of the fixed block through the matching of the clamping connector and the clamping hole, the first circuit breaker body and the second circuit breaker body are further stably connected together, the first circuit breaker body and the second circuit breaker body are prevented from shifting and swinging relatively in the working process, the connection is stable and firm, and when the first circuit breaker body or the second circuit breaker body needs to be replaced, the first circuit breaker body and the second circuit breaker body need to be replaced, the screw can be removed through the first through hole and the second through hole by using a tool, and the disassembly and replacement are convenient and quick.

Inventors

  • ZHANG GUOZE
  • Fang Huiwen
  • PENG BING
  • XIAO XIAOLONG
  • PENG KE

Assignees

  • 浙江正脉电气有限公司

Dates

Publication Date
20260505
Application Date
20250416

Claims (8)

  1. 1. The circuit breaker connecting structure comprises a first circuit breaker main body (1) and a second circuit breaker main body (2), wherein mounting plates (3) are arranged at the bottoms of the first circuit breaker main body (1) and the second circuit breaker main body (2), the first circuit breaker main body (1) and the second circuit breaker main body (2) are connected with the top of the mounting plates (3) in a clamping mode in parallel, the circuit breaker connecting structure is characterized in that a connecting mechanism (4) is arranged between the first circuit breaker main body (1) and the second circuit breaker main body (2), the connecting mechanism (4) comprises a fixed block (41) and a clamping block (42), the fixed block (41) is fixedly arranged on the side wall of the first circuit breaker main body (1), the clamping block (42) is fixedly arranged on the side wall of the second circuit breaker main body (2), the fixed block (41) and the clamping block (42) are just arranged, two clamping grooves (411) are formed in the side wall of the fixed block (41), two clamping grooves (412) are formed in the side wall of the fixed block, two middle portions (421) are formed in the side wall of the fixed block (41), two middle portions (421) are formed in the sliding grooves (41) and are matched with one another, two third spouts (423) have been seted up to joint piece (42) lateral wall, the slip of third spout (423) is provided with adjustment portion (43), joint piece (42) top is provided with spacing lug (425), joint piece (42) both sides wall all is provided with joint (427), joint (427) and card hole (413) adaptation.
  2. 2. The circuit breaker connecting structure according to claim 1, wherein two cutting grooves (422) are formed in the side wall of the clamping block (42), the two cutting grooves (422) are symmetrical about the center of the second sliding groove (421), the two third sliding grooves (423) are symmetrical about the center of the second sliding groove (421), the third sliding groove (423) is located between the cutting grooves (422) and the second sliding groove (421), and the cross-section structure of the third sliding groove (423) is I-shaped.
  3. 3. The circuit breaker connecting structure according to claim 2, wherein the adjusting portion (43) comprises a sliding block (431), the sliding block (431) is slidably arranged in a third sliding groove (423), a sliding hole (4311) is formed in the side wall of the sliding block (431), an adjusting head (432) is slidably arranged in the sliding hole (4311), a sliding head (433) is arranged on the side wall of the adjusting head (432), a spring (434) is arranged between the sliding head (433) and the adjusting head (432), the spring (434) is sleeved on the adjusting head (432), a mounting hole (4312) is formed in the front face of the sliding block (431), connecting holes (424) are formed in two side walls of the cutting groove (422), a steel rope (435) is arranged in the mounting hole (4312), and the other end of the steel rope (435) penetrates through the connecting holes (424) to extend to the other side wall of the cutting groove (422).
  4. 4. The circuit breaker connecting structure according to claim 3, wherein the sliding hole (4311) is a square hole, the opening of the sliding hole (4311) is circular, and the sliding head (433) is square and is matched with the shape of the sliding hole (4311).
  5. 5. The circuit breaker connecting structure according to claim 1, wherein two first countersunk holes (414) are formed in the middle of the side wall of the fixed block (41), screws are arranged in the first countersunk holes (414), and the screws penetrate through the first countersunk holes (414) to lock and fix the fixed block (41) on the side wall of the first circuit breaker main body (1).
  6. 6. The circuit breaker connecting structure according to claim 1, wherein two second through holes (201) are formed in the side wall of the second circuit breaker main body (2), the two second through holes (201) are respectively opposite to the two first countersunk holes (414), and the diameter of the second through holes (201) is larger than that of the first countersunk holes (414).
  7. 7. The circuit breaker connecting structure according to claim 1, wherein two second countersunk holes (426) are formed in the side wall of the limiting projection (425), screws are arranged in the second countersunk holes (426), and the screws penetrate through the second countersunk holes (426) to lock and fix the clamping blocks (42) on the side wall of the second circuit breaker main body (2).
  8. 8. The circuit breaker connecting structure according to claim 1, wherein two first through holes (101) are formed in the side wall of the first circuit breaker main body (1), the two first through holes (101) are respectively opposite to the two second countersunk holes (426), and the diameter of the first through holes (101) is larger than that of the second countersunk holes (426).

Description

Circuit breaker connection structure Technical Field The utility model relates to the technical field of circuit breakers, in particular to a circuit breaker connecting structure. Background A circuit breaker (circuit breaker) is a switching device capable of closing, carrying and breaking a current under normal or abnormal loop conditions, and is an important electrical device for protection and operation of a power system, which can be used to distribute electric energy, start an asynchronous motor infrequently, and protect a power line, a motor, and the like. The circuit breaker has a plurality of structures and different types, but basically consists of a conductive main loop, an insulating support piece, an arc extinguishing chamber and an operating mechanism. The circuit breaker is classified into a high voltage circuit breaker and a low voltage circuit breaker according to its use range. When the existing circuit breakers are used, a plurality of circuit breakers are usually required to be combined and spliced together for use and cooperate with a protection circuit, but when the two circuit breakers are combined for use, the two circuit breakers are unstable in installation and fixation, so that the two circuit breakers are easy to shake relatively in the working process, and the normal working of the circuit breakers is influenced. Accordingly, there is a need to provide a circuit breaker connection structure that solves the above-mentioned technical problems. Disclosure of utility model The present utility model is directed to a circuit breaker connecting structure, which solves the above-mentioned problems in the prior art. In order to achieve the purpose, the circuit breaker connecting structure comprises a first circuit breaker main body and a second circuit breaker main body, wherein mounting plates are arranged at the bottoms of the first circuit breaker main body and the second circuit breaker main body, the first circuit breaker main body and the second circuit breaker main body are connected to the tops of the mounting plates in a parallel clamping mode, a connecting mechanism is arranged between the first circuit breaker main body and the second circuit breaker main body, the connecting mechanism comprises a fixing block and a clamping block, the fixing block is fixedly arranged on the side wall of the first circuit breaker main body, the clamping block is fixedly arranged on the side wall of the second circuit breaker main body, the fixing block and the clamping block are opposite to each other, the fixing block and the clamping block are fixedly clamped, two clamping grooves are formed in the side wall of the fixing block, a first sliding groove is formed in the middle of the side wall of the clamping block, the second sliding groove and the middle of the fixing block are matched to slide, two third sliding grooves are formed in the side wall of the clamping block, two sliding grooves are formed in the side wall of the clamping block, and the top of the fixing block is matched with the two sliding grooves, and the top of the fixing block is provided with the limiting joint. As a preferable technical scheme of the utility model, two cutting grooves are formed in the side wall of the clamping block, the two cutting grooves are symmetrical about the center of the second sliding groove, the two third sliding grooves are symmetrical about the center of the second sliding groove, the third sliding groove is positioned between the cutting grooves and the second sliding groove, and the section structure of the third sliding groove is I-shaped. As a preferable technical scheme of the utility model, the adjusting part comprises a sliding block, the sliding block is arranged in a third sliding groove in a sliding way, a sliding hole is formed in the side wall of the sliding block, an adjusting head is arranged in the sliding hole in a sliding way, a sliding head is arranged on the side wall of the adjusting head, a spring is arranged between the sliding head and the adjusting head, the spring is sleeved on the adjusting head, mounting holes are formed in the front face of the sliding block, connecting holes are formed in the two side walls of the cutting groove, a steel rope is arranged in the mounting holes, and the other end of the steel rope penetrates through the connecting holes and extends to the other side wall of the cutting groove. As a preferable technical scheme of the utility model, the sliding hole is a square hole, the opening of the sliding hole is round, and the sliding head structure is square and is matched with the shape of the sliding hole. As a preferable technical scheme of the utility model, two first countersunk holes are formed in the middle of the side wall of the fixed block, screws are arranged in the first countersunk holes, and the screws penetrate through the first countersunk holes to lock and fix the fixed block on the side wall of the first breaker main body. As a