Pole-mounted circuit breaker with high sensitivity

Abstract

The utility model relates to the field of pole-mounted circuit breakers, in particular to a pole-mounted circuit breaker with high sensitivity, which comprises a pole-mounted circuit breaker main body, a dismounting assembly is fixedly mounted on the bottom surface of the pole-mounted circuit breaker main body, and a mounting assembly is arranged at the bottom of the dismounting assembly. The dismounting assembly comprises a first threaded column fixed to the surface of the bottom of the pole-mounted circuit breaker body, the surface of the first threaded column is in threaded connection with a first limiting nut, the surface of the first threaded column is movably connected with a concave plate, a limiting plate is arranged on the side surface of the concave plate, and a first sleeve is fixed to the side surface of the limiting plate. According to the utility model, the sleeve I and the convex column I are arranged in the dismounting assembly, so that when a worker rotates and slides the convex column I, the convex column I is separated from the concave plate, the concave plate slides, the pole-mounted circuit breaker main body can be separated from the limiting plate and the clamping plate, the pole-mounted circuit breaker main body can be dismounted, dismounting is convenient, and connection through bolts is avoided; when the bolt is used in a field environment for a long time, thread slipping is easily caused.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of pole circuit breaker especially relates to a high sensitivity pole circuit breaker. BACKGROUND

[0002] The pole circuit breaker is a kind of switch equipment for being installed on electric pole in power system, and it is mainly used for sectional switching, control and protection of distribution line, can break and close short-circuit current, and it is composed of circuit breaker body, operating mechanism, electric mechanism and auxiliary contact, etc., plays a vital role in power system, not only can effectively protect electrical equipment from overcurrent and short-circuit current, but also can quickly cut off circuit when power failure occurs, to ensure the safe operation of power system.

[0003] For the related technology in the above, the inventor considers that there are the following defects: in the prior art, the pole circuit breaker is usually installed on the triangular support, and the triangular support is fixedly connected to the electric pole by two hoops, but since the pole circuit breaker and the triangular support are connected by bolts, the threads of the bolts are prone to slipping after long-term use in the wild environment, and it is troublesome to disassemble the pole circuit breaker. UTILITY MODEL CONTENTS

[0004] In order to improve the problem that in the prior art, the pole circuit breaker is usually installed on the triangular support, and the triangular support is fixedly connected to the electric pole by two hoops, but since the pole circuit breaker and the triangular support are connected by bolts, the threads of the bolts are prone to slipping after long-term use in the wild environment, and it is troublesome to disassemble the pole circuit breaker, the present application provides a high-sensitivity pole circuit breaker.

[0005] The high-sensitivity pole circuit breaker provided by the present application adopts the following technical scheme: a high-sensitivity pole circuit breaker, comprising a pole circuit breaker body, a disassembly assembly is fixedly installed on the bottom surface of the pole circuit breaker body, and an installation assembly is arranged at the bottom of the disassembly assembly, the disassembly assembly comprises a threaded column one fixed to the bottom surface of the pole circuit breaker body, a limiting nut one is connected to the surface of the threaded column one by threads, a concave plate is movably connected to the surface of the threaded column one, a limiting plate is arranged on the side surface of the concave plate, a sleeve one is fixed to the side surface of the limiting plate, an L-shaped groove is formed in the surface of the sleeve one, a spring one is arranged in the sleeve one, and a convex column one is movably connected in the sleeve one, and a sliding column one is fixed to the surface of the convex column one.

[0006] Further arrangement, the bottom surface of the concave plate is provided with a clamping plate, the bottom surface of the clamping plate is fixedly provided with an L-shaped plate, a threaded hole is formed in the surface of the L-shaped plate, a connecting plate is arranged on the top surface of the L-shaped plate, and a bolt is connected to the surface of the connecting plate by threads.

[0007] Further arrangement, the surface of the slide column one is in contact with the inner wall of L groove, the surface of the convex column one is in contact with the inner wall of sleeve one.

[0008] Further arrangement, the convex column one penetrates the limiting plate and the concave plate in sequence and extends to the inside of the concave plate, and the side surface of the spring one is in contact with the surface of the convex column one.

[0009] Further arrangement, the mounting assembly comprises a fixed plate fixed to the side surface of the L plate, the side surface of the fixed plate is fixed with a fixed strip, the side surface of the fixed plate is fixed with an inclined plate, the side surface of the fixed plate is fixed with a U-shaped block, and the side surface of the fixed plate is provided with a clamping groove.

[0010] Further arrangement, the side surface of the U-shaped block is fixed with a sleeve two, the surface of the sleeve two is provided with a sliding groove, the inside of the sleeve two is provided with a spring two, the inside of the sleeve two is movably connected with a convex column two, and the surface of the convex column two is fixed with a slide column two.

[0011] Further arrangement, the inside of the clamping groove is provided with a clamping block, the side surface of the clamping block is fixed with a fixed ring, and the surface of the fixed ring is provided with a circular hole.

[0012] Compared with the related art, the pole-mounted circuit breaker with high sensitivity has the following beneficial effects:

[0013] The utility model provides a kind of pole-mounted circuit breaker with high sensitivity, by being provided with dismounting assembly on the surface of pole-mounted circuit breaker main body, and the inside of dismounting assembly is equipped with sleeve one and convex column one, to when staff rotates slide convex column one, so that convex column one is separated from concave plate, slide concave plate, it can be separated from limiting plate and clamping plate to pole-mounted circuit breaker main body, it can dismount pole-mounted circuit breaker main body, it is convenient to dismount, avoid being connected by bolt, bolt is used in open environment for a long time, it is easy to cause thread silk, by screwing limiting nut one, simultaneously sliding pole-mounted circuit breaker main body, it can be separated from concave plate to pole-mounted circuit breaker main body, it can dismount pole-mounted circuit breaker main body, it is convenient to replace different pole-mounted circuit breaker main body.

[0014] The utility model provides a kind of pole-mounted circuit breaker with high sensitivity, installation assembly is equipped on the surface of L plate, and the inside of installation assembly is equipped with sleeve two and fixed plate, by sliding convex column two, so that convex column two is separated from clamping block, slide fixed ring, it can be separated from fixed plate to fixed ring and clamping block, it is convenient to change different models of fixed ring. ACCURACY

[0015] Figure 1 For the structure diagram of a preferred embodiment of the pole-mounted circuit breaker with high sensitivity provided by the utility model;

[0016] Figure 2 is a front view of the utility model;

[0017] Figure 3 is a top view of the utility model;

[0018] Figure 4 is a side view of the utility model;

[0019] Figure 5 is Figure 4 the enlarged view of A in the figure.

[0020] Reference signs in the figure: 1, pole circuit breaker main body; 2, dismounting assembly; 201, threaded column one; 202, limit nut one; 203, concave plate; 204, limit plate; 205, sleeve one; 206, L groove; 207, spring one; 208, convex column one; 209, sliding column one; 210, clamping plate; 211, L plate; 212, threaded hole; 213, connecting plate; 214, bolt; 3, mounting assembly; 301, fixed plate; 302, fixed strip; 303, inclined plate; 304, U-shaped block; 305, clamping groove; 306, sleeve two; 307, sliding groove; 308, spring two; 309, convex column two; 310, sliding column two; 311, clamping block; 312, fixed ring; 313, round hole. DETAILED DESCRIPTION

[0021] In order to facilitate understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The drawings show typical embodiments of the utility model.

[0022] Example one:

[0023] As Figures 1-4 shown, the utility model discloses a pole circuit breaker high in sensitivity, including pole circuit breaker main body 1, the bottom surface fixed mounting of pole circuit breaker main body 1 has dismounting assembly 2, and the bottom of dismounting assembly 2 is equipped with mounting assembly 3, and dismounting assembly 2 includes the threaded column one 201 fixed in the bottom surface of pole circuit breaker main body 1, and the surface of threaded column one 201 is limited by screw thread connection limit nut one 202, the surface of threaded column one 201 is movably connected with concave plate 203, and the side surface of concave plate 203 is equipped with limit plate 204, the side surface of limit plate 204 is fixed with sleeve one 205, and the surface of sleeve one 205 is equipped with L groove 206, the inside of sleeve one 205 is equipped with spring one 207, the inside of sleeve one 205 is movably connected with convex column one 208, and the surface of convex column one 208 is fixed with sliding column one 209.

[0024] As Figures 1-4As shown in the figure, the bottom surface of the clamping plate 210 is fixed with an L-shaped plate 211, the surface of the L-shaped plate 211 is provided with a threaded hole 212, and the top surface of the L-shaped plate 211 is provided with a connecting plate 213, and the surface of the connecting plate 213 is connected with a bolt 214 through threads.

[0025] As shown in the figure, Figures 1-4 The surface of the sliding column 209 is in contact with the inner wall of the L-shaped groove 206, and the surface of the convex column 208 is in contact with the inner wall of the sleeve 205.

[0026] As shown in the figure, Figures 1-4 The convex column 208 penetrates the limiting plate 204 and the concave plate 203 in sequence and extends to the inside of the concave plate 203, and the side surface of the spring 207 is in contact with the surface of the convex column 208.

[0027] In the implementation, when the pole-mounted circuit breaker body 1 needs to be disassembled, the sliding sliding column 209 is slid, the sliding column 209 drives the convex column 208 to slide, so that the convex column 208 is separated from the concave plate 203, the concave plate 203 is slid, and the pole-mounted circuit breaker body 1 can be separated from the limiting plate 204 and the clamping plate 210, that is, the pole-mounted circuit breaker body 1 can be disassembled, and when a pole-mounted circuit breaker body 1 of a different model needs to be replaced, the limiting nut 202 is screwed, and the pole-mounted circuit breaker body 1 is slid, so that the pole-mounted circuit breaker body 1 can be separated from the concave plate 203, that is, the pole-mounted circuit breaker body 1 can be disassembled, and different pole-mounted circuit breaker bodies 1 can be replaced.

[0028] Embodiment two:

[0029] As shown in the figure, Figures 1-4 On the basis of embodiment one, the utility model provides a technical scheme: installation component 3 including fixed plate 301 fixed in the side surface of L-shaped plate 211, and the side surface of fixed plate 301 is fixed with fixed strip 302, the side surface of fixed plate 301 is fixed with inclined plate 303, the side surface of fixed plate 301 is fixed with U-shaped block 304, and the side surface of fixed plate 301 is provided with clamping groove 305.

[0030] As shown in the figure, Figures 1-4 The side surface of the U-shaped block 304 is fixed with a sleeve 306, the surface of the sleeve 306 is provided with a sliding groove 307, the inside of the sleeve 306 is provided with a spring 308, the inside of the sleeve 306 is movably connected with a convex column 309, and the surface of the convex column 309 is fixed with a sliding column 310.

[0031] As shown in the figure, Figures 1-4 The inside of the clamping groove 305 is provided with a clamping block 311, the side surface of the clamping block 311 is fixed with a fixed ring 312, and the surface of the fixed ring 312 is provided with a circular hole 313.

[0032] In the implementation, when the fixed ring 312 needs to be replaced, the sliding column two 310 is slid, the sliding column two 310 drives the convex column two 309 to slide, so that the convex column two 309 is separated from the clamping block 311, and the fixed ring 312 and the clamping block 311 are separated from the fixed plate 301, so that different models of the fixed ring 312 are conveniently replaced.

[0033] The advantages of the technical solution in practical application include but are not limited to the following points.

[0034] 1. The inside of the disassembly assembly 2 is provided with the sleeve one 205 and the convex column one 208, so that when the sliding convex column one 208 is rotated by the worker, the convex column one 208 is separated from the concave plate 203, the concave plate 203 is slid, the post-mounted circuit breaker body 1 is separated from the limiting plate 204 and the clamping plate 210, and the post-mounted circuit breaker body 1 can be disassembled, so that the post-mounted circuit breaker body 1 is conveniently disassembled, and the threaded silk is avoided to be caused by the long-time use of the bolt in the field environment. The post-mounted circuit breaker body 1 is separated from the concave plate 203 by simultaneously rotating the limiting nut one 202 and sliding the post-mounted circuit breaker body 1, the post-mounted circuit breaker body 1 is disassembled, and different post-mounted circuit breaker bodies 1 are conveniently replaced.

[0035] 2. The inside of the installation assembly 3 is provided with the sleeve two 306 and the fixed plate 301, the convex column two 309 is slid, the convex column two 309 is separated from the clamping block 311, the fixed ring 312 is slid, the fixed ring 312 and the clamping block 311 are separated from the fixed plate 301, and different models of the fixed ring 312 are conveniently replaced.

[0036] In the technical solution, when the post-mounted circuit breaker body 1 needs to be disassembled, the sliding sliding column one 209 is slid, the sliding column one 209 drives the convex column one 208 to slide, so that the convex column one 208 is separated from the concave plate 203, the concave plate 203 is slid, the post-mounted circuit breaker body 1 is separated from the limiting plate 204 and the clamping plate 210, and the post-mounted circuit breaker body 1 can be disassembled. When different models of the post-mounted circuit breaker body 1 need to be replaced, the post-mounted circuit breaker body 1 is separated from the concave plate 203 by simultaneously rotating the limiting nut one 202 and sliding the post-mounted circuit breaker body 1, the post-mounted circuit breaker body 1 is disassembled, different post-mounted circuit breaker bodies 1 are conveniently replaced, when the fixed ring 312 needs to be replaced, the sliding column two 310 is slid, the sliding column two 310 drives the convex column two 309 to slide, so that the convex column two 309 is separated from the clamping block 311, and the fixed ring 312 and the clamping block 311 are separated from the fixed plate 301, so that different models of the fixed ring 312 are conveniently replaced.

[0037] The above merely exemplifies the present disclosure, but the scope of the present disclosure is not limited thereto. Any equivalent changes or modifications that are made in accordance with the teachings of the present disclosure are still included in the scope of the present disclosure. The present disclosure is intended to cover any variations, uses, or adaptive changes of the present disclosure based on the general principles of the present disclosure and include common knowledge or conventional technical means in the art that are not described in the present disclosure.

Claims

1. A high-sensitivity pole-mounted circuit breaker, comprising a pole-mounted circuit breaker body (1), characterized in that: A disassembly component (2) is fixedly mounted on the bottom surface of the column-mounted circuit breaker body (1), and a mounting component (3) is provided at the bottom of the disassembly component (2); The disassembly assembly (2) includes a threaded column (201) fixed to the bottom surface of the column-mounted circuit breaker body (1), and the surface of the threaded column (201) is connected to a limiting nut (202) through a threaded connection, the surface of the threaded column (201) is movably connected to a concave plate (203), and the side surface of the concave plate (203) is provided with a limiting plate (204), the side surface of the limiting plate (204) is fixed with a sleeve (205), and the surface of the sleeve (205) is provided with an L-groove (206), the interior of the sleeve (205) is provided with a spring (207), the interior of the sleeve (205) is movably connected to a convex column (208), and the surface of the convex column (208) is fixed with a sliding column (209).

2. A highly sensitive pole mounted circuit breaker according to claim 1, characterized in that: The bottom surface of the concave plate (203) is provided with a clamping plate (210), and the bottom surface of the clamping plate (210) is fixed with an L-plate (211), the surface of the L-plate (211) is provided with a threaded hole (212), and the top surface of the L-plate (211) is provided with a connecting plate (213), and the surface of the connecting plate (213) is connected with a bolt (214) through a thread.

3. The high-sensitivity pole-mounted circuit breaker according to claim 1, characterized in that: The surface of the sliding column 1 (209) contacts the inner wall of the L-groove (206), and the surface of the protruding column 1 (208) contacts the inner wall of the sleeve 1 (205).

4. A highly sensitive pole mounted circuit breaker according to claim 1, characterized in that: The convex column 1 (208) passes through the limiting plate (204) and the concave plate (203) in sequence and extends to the interior of the concave plate (203), and the side surface of the spring 1 (207) contacts the surface of the convex column 1 (208).

5. The high-sensitivity pole-mounted circuit breaker according to claim 1, characterized in that: The mounting assembly (3) comprises a fixing plate (301) fixed to the side surface of the L-plate (211), a fixing strip (302) fixed to the side surface of the fixing plate (301), an inclined plate (303) fixed to the side surface of the fixing plate (301), a U-shaped block (304) fixed to the side surface of the fixing plate (301), and a card slot (305) provided on the side surface of the fixing plate (301).

6. A highly sensitive pole mounted circuit breaker according to claim 5, characterized in that: A second sleeve (306) is fixed to the side surface of the U-shaped block (304), and a sliding groove (307) is provided on the surface of the second sleeve (306). A second spring (308) is provided inside the second sleeve (306). A second boss (309) is movably connected inside the second sleeve (306), and a second sliding boss (310) is fixed to the surface of the second boss (309).

7. The high-sensitivity pole-mounted circuit breaker according to claim 5, characterized in that: A clamping block (311) is provided inside the clamping slot (305), and a fixing ring (312) is fixed on the side surface of the clamping block (311), and a circular hole (313) is provided on the surface of the fixing ring (312).

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