Primary and secondary fusion pole-mounted circuit breaker convenient to install

Abstract

The utility model relates to the technical field of primary and secondary fusion pole-mounted circuit breakers, and discloses a primary and secondary fusion pole-mounted circuit breaker convenient to install, which comprises a base, circuit breaker bodies, a connector, an installation plate, a connecting rod, a spring, an L-shaped plate and a protective cover, the top of the base is fixedly provided with a plurality of circuit breaker bodies, one side of the base is fixedly provided with the connector, and the other side of the base is fixedly provided with the connecting rod. The beneficial effects of the utility model are that through the cooperation of the connector, the spring, the L-shaped plates and the protective covers, the distance between the two L-shaped plates can be adjusted by the spring, and the distance between the two protective covers can be adjusted by the two L-shaped plates, so that the distance between the two protective covers can be adjusted by the two L-shaped plates, and the distance between the two protective covers can be adjusted by the two L-shaped plates, and the distance between the two protective covers can be adjusted by the two L-shaped plates. The two protective covers can seal the connector, so that dust can be effectively prevented from entering equipment from the interior of the connector, the primary and secondary fusion pole-mounted circuit breaker is safer to use, and the service life of the primary and secondary fusion pole-mounted circuit breaker is also prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of primary and secondary fusion column mounted circuit breakers, in particular to a primary and secondary fusion column mounted circuit breaker which is convenient to install. Background Art

[0002] The main function of the primary and secondary fusion pole-mounted circuit breaker is to reasonably control and disconnect household circuits and prevent leakage and electrical safety accidents. It can cut off the circuit when a short circuit occurs in the circuit, thereby protecting the lines and equipment.

[0003] Chinese patent CN216015214U proposes an intelligent primary and secondary fusion column-mounted circuit breaker, including a mounting plate, a first dovetail groove is provided at the end of the mounting plate, a card groove is symmetrically provided on the inner wall of the first dovetail groove, a first dovetail block is movably installed on the inner wall of the first dovetail groove, a first spring is symmetrically provided on the side wall of the first dovetail block, two first springs are fixedly installed with a card block on the side away from the first dovetail block, a rectangular groove is symmetrically provided on the side wall of the first dovetail block, the two first springs are fixedly installed in the inner wall of the rectangular groove, the card block is adapted to the rectangular groove, a connecting plate is provided on the upper part of the two card blocks, the two connecting plates are fixedly installed on both sides of the first dovetail block, the rotating mechanism includes a gear, the gear is meshed with the rack, a rotating column is fixedly installed inside the gear, a rotating disk is fixedly installed on the side wall of the rotating column, a fixed plate is movably sleeved on the surface of the rotating column, and the fixed plate is fixedly connected to the mounting plate, so that the device is more convenient to assemble and disassemble when in use, but the above scheme cannot seal the connection port, which easily causes dust to enter the interior of the device from the connection port, which will affect the service life of the primary and secondary fusion column-mounted circuit breaker. Utility Model Content

[0004] The purpose of the utility model is to provide a primary and secondary fusion column mounted circuit breaker that is easy to install in order to solve the above-mentioned problems. The device utilizes the cooperation between the connector, the spring, the L-shaped plate and the protective cover to effectively prevent dust from entering the device from the inside of the connector, making the primary and secondary fusion column mounted circuit breaker safer to use and extending the service life of the primary and secondary fusion column mounted circuit breaker, thereby solving the problems mentioned in the background technology.

[0005] In order to solve the above problems, the utility model provides a technical solution:

[0006] A primary-secondary fusion column-mounted circuit breaker that is easy to install, comprises a base, a circuit breaker body, a connector, a mounting plate, a connecting rod, a spring, an L-shaped plate and a protective cover, wherein a plurality of circuit breaker bodies are fixedly mounted on the top of the base, a connector is fixedly mounted on one side of the base, a mounting plate is symmetrically fixedly mounted on one side of the connector, a connecting rod is fixedly mounted between two mounting plates, springs are symmetrically fixedly mounted on the outer ends of the connecting rods, an L-shaped plate is fixedly mounted on one side of the two springs, the L-shaped plate is slidably connected to the connecting rod, and a protective cover is fixedly mounted on one side of the two L-shaped plates.

[0007] As a preferred solution of the utility model, a circuit breaker device is fixedly installed inside the base, a maintenance-friendly component is provided on one side of the base, and a mounting component is provided at the bottom of each circuit breaker body.

[0008] As a preferred solution of the utility model, the mounting assembly includes a mounting block, which is fixedly mounted on the top of the base, each mounting block has a heat conducting plate fixedly mounted inside, and each heat conducting plate has a thermal expansion and contraction ring fixedly mounted inside.

[0009] As a preferred solution of the utility model, each of the thermal expansion and contraction rings is movably connected to a connecting column, a slot is provided at the outer end of each connecting column, and each connecting column is fixedly connected to the circuit breaker body.

[0010] As a preferred solution of the utility model, the maintenance-friendly component includes a connecting groove, two connecting grooves are symmetrically arranged on one side of the base, and the first electromagnetic coil is fixedly installed inside the two connecting grooves.

[0011] As a preferred solution of the utility model, one side of each of the first electromagnetic coils is movably connected to a second electromagnetic coil, and one side of each of the second electromagnetic coils is fixedly mounted with a connecting block, and one side of the connecting block is fixedly mounted with a maintenance plate.

[0012] The beneficial effects of the utility model are as follows: by arranging the cooperation between the connector, the spring, the L-shaped plate and the protective cover, the spacing between the two L-shaped plates can be adjusted by the spring, the two L-shaped plates can adjust the spacing between the two protective covers, and the two protective covers can seal the connector, which can effectively prevent dust from entering the device from the inside of the connector, making the primary and secondary fusion column-mounted circuit breakers safer to use and also extending the service life of the primary and secondary fusion column-mounted circuit breakers. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] For ease of explanation, the present invention is described in detail by the following specific implementations and drawings.

[0014] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the installation assembly of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the dustproof mechanism of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the components that are easy to maintain of the utility model.

[0018] In the figure: 1. base; 2. circuit breaker body; 3. connector; 4. mounting plate; 5. connecting rod; 6. spring; 7. L-shaped plate; 8. protective cover; 9. circuit breaker; 10. mounting assembly; 101. mounting block; 102. heat conducting plate; 103. thermal expansion and contraction ring; 104. connecting column; 105. slot; 11. maintenance-friendly assembly; 111. connecting slot; 112. first electromagnetic coil; 113. second electromagnetic coil; 114. connecting block; 115. maintenance plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] Example 1

[0021] See also Figure 1 and Figure 3 The utility model provides a technical solution: a primary-secondary fusion column-mounted circuit breaker that is easy to install, comprising a base 1, a circuit breaker body 2, a connector 3, a mounting plate 4, a connecting rod 5, a spring 6, an L-shaped plate 7 and a protective cover 8. A plurality of circuit breaker bodies 2 are fixedly installed on the top of the base 1, a connector 3 is fixedly installed on one side of the base 1, a mounting plate 4 is symmetrically fixedly installed on one side of the connector 3, a connecting rod 5 is fixedly installed between the two mounting plates 4, a spring 6 is symmetrically fixedly installed on the outer end of the connecting rod 5, and an L-shaped plate 7 is fixedly installed on one side of the two springs 6. The connecting rod 5 and the L-shaped plate 7 are made of cast steel, the L-shaped plate 7 is slidably connected to the connecting rod 5, and a protective cover 8 is fixedly installed on one side of the two L-shaped plates 7, which plays a role in dust prevention, a circuit breaker device 9 is fixedly installed inside the base 1, a maintenance-friendly component 11 is provided on one side of the base 1, and a mounting component 10 is provided at the bottom of each circuit breaker body 2.

[0022] When the device is not in use, the connector is pulled out of the connector 3, and the L-shaped plate 7 is pressed with the help of the elasticity of the spring 6. The two L-shaped plates 7 drive the protective cover 8 to adjust, and the connector 3 is sealed with the two protective covers 8 to prevent dust from entering the device from the inside of the connector 3.

[0023] Example 2

[0024] See also Figure 1 and Figure 2 The mounting assembly 10 includes a mounting block 101, which is fixedly mounted on the top of the base 1. A heat conducting plate 102 is fixedly mounted inside each mounting block 101, and the heat conducting plate 102 plays a role of heat conduction. A thermal expansion and contraction ring 103 is fixedly mounted inside each heat conducting plate 102, and the thermal expansion and contraction ring 103 can adjust the size of the internal space according to the temperature, and a connecting column 104 is movably connected to the inside of each thermal expansion and contraction ring 103, and a card slot 105 is provided at the outer end of the connecting column 104, and the connecting column 104 is fixedly connected to the circuit breaker body 2.

[0025] The staff inserts the connecting column 104 under the circuit breaker body 2 into the interior of the mounting block 101, and then heats the heat conducting plate 102. The heat conducting plate 102 transfers the heat to the interior of the thermal expansion and contraction ring 103, thereby increasing the volume of the thermal expansion and contraction ring 103. The thermal expansion and contraction ring 103 expands to the interior of the card slot 105, and the single circuit breaker body 2 is fixedly installed.

[0026] Example 3

[0027] See also Figure 1 and Figure 4 The maintenance-friendly component 11 includes a connecting groove 111, two connecting grooves 111 are symmetrically opened on one side of the base 1, and a first electromagnetic coil 112 is fixedly installed inside the two connecting grooves 111, one side of each first electromagnetic coil 112 is movably connected to a second electromagnetic coil 113, and one side of each second electromagnetic coil 113 is fixedly installed with a connecting block 114, and one side of the connecting block 114 is fixedly installed with a maintenance plate 115, and the second electromagnetic coil 113 and the first electromagnetic coil 112 have opposite magnetic poles and have mutual attraction.

[0028] When the circuit breaker device 9 needs to be repaired, the first electromagnetic coil 112 is powered off, the magnetic poles of the second electromagnetic coil 113 and the first electromagnetic coil 112 disappear, and the maintenance plate 115 is pulled. The maintenance plate 115 drives the connecting block 114 to be pulled out from the inside of the connecting groove 111, and the maintenance plate 115 is disassembled to repair the inside of the circuit breaker device 9.

[0029] In summary, the working principle of the present technical solution is as follows: the staff inserts the connecting column 104 below the circuit breaker body 2 into the interior of the mounting block 101, and then heats the heat conducting plate 102, and the heat conducting plate 102 transfers the heat to the interior of the thermal expansion and contraction ring 103, and the volume of the thermal expansion and contraction ring 103 increases, and the thermal expansion and contraction ring 103 expands to the interior of the card slot 105, and a single circuit breaker body 2 is fixedly installed. When the circuit breaker device 9 needs to be repaired, the first electromagnetic coil 112 is powered off, and the second electromagnetic coil 112 is powered on. The magnetic poles of the second electromagnetic coil 113 and the first electromagnetic coil 112 disappear, and the maintenance plate 115 is pulled. The maintenance plate 115 drives the connecting block 114 to be pulled out from the inside of the connecting groove 111. The maintenance plate 115 is disassembled to repair the inside of the circuit breaker 9. When the equipment is not in use, the connector is pulled out of the connector 3. The L-shaped plate 7 is pressed with the help of the elasticity of the spring 6. The two L-shaped plates 7 drive the protective cover 8 to be adjusted, and the connector 3 is sealed with two protective covers 8 to prevent dust from entering the equipment from the inside of the connector 3.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A primary and secondary fusion column mounted circuit breaker that is easy to install, characterized in that: The invention comprises a base (1), a circuit breaker body (2), a connector (3), a mounting plate (4), a connecting rod (5), a spring (6), an L-shaped plate (7) and a protective cover (8); a plurality of circuit breaker bodies (2) are fixedly mounted on the top of the base (1); a connector (3) is fixedly mounted on one side of the base (1); a mounting plate (4) is symmetrically fixedly mounted on one side of the connector (3); a connecting rod (5) is fixedly mounted between two mounting plates (4); springs (6) are symmetrically fixedly mounted on the outer ends of the connecting rods (5); an L-shaped plate (7) is fixedly mounted on one side of the two springs (6); the L-shaped plate (7) is slidably connected to the connecting rod (5); and a protective cover (8) is fixedly mounted on one side of the two L-shaped plates (7).

2. A primary and secondary fusion column mounted circuit breaker that is easy to install according to claim 1, characterized in that: A circuit breaker device (9) is fixedly installed inside the base (1), a maintenance-friendly component (11) is provided on one side of the base (1), and a mounting component (10) is provided at the bottom of each circuit breaker body (2).

3. The primary and secondary fusion column mounted circuit breaker that is easy to install according to claim 2 is characterized in that: The mounting assembly (10) comprises a mounting block (101), wherein the mounting block (101) is fixedly mounted on the top of the base (1), a heat conducting plate (102) is fixedly mounted inside each mounting block (101), and a thermal expansion and contraction ring (103) is fixedly mounted inside each heat conducting plate (102).

4. The primary and secondary fusion column mounted circuit breaker that is easy to install according to claim 3 is characterized in that: Each of the thermal expansion and contraction rings (103) is movably connected to a connecting column (104) inside, a slot (105) is provided at the outer end of each of the connecting columns (104), and each of the connecting columns (104) is fixedly connected to the circuit breaker body (2).

5. The primary and secondary fusion column mounted circuit breaker that is easy to install according to claim 2, characterized in that: The easy-to-maintain component (11) comprises a connection groove (111), wherein two connection grooves (111) are symmetrically arranged on one side of the base (1), and first electromagnetic coils (112) are fixedly installed inside the two connection grooves (111).

6. The primary and secondary fusion column mounted circuit breaker that is easy to install according to claim 5, characterized in that: One side of each of the first electromagnetic coils (112) is movably connected to a second electromagnetic coil (113), and one side of each of the second electromagnetic coils (113) is fixedly mounted with a connection block (114), and one side of the connection block (114) is fixedly mounted with a maintenance plate (115).

Images