CN218676979U

CN218676979U - Combined multistage circuit breaker

Info

Publication number: CN218676979U
Application number: CN202222966443.9U
Authority: CN
Inventors: 宋兆军
Original assignee: Real Intelligent Control Equipment Wuxi Co ltd
Current assignee: Real Intelligent Control Equipment Wuxi Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-21
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a modular multistage circuit breaker, including the circuit breaker body, a plurality of interfaces have all been seted up to the top and the bottom of circuit breaker body, and are a plurality of the equal fixedly connected with elastic metal piece of inner wall of interface, it is a plurality of the inside of interface all is equipped with the inserted block, and is a plurality of on the same row common fixedly connected with horizontal seat between the inserted block, two power port has all been seted up to the outer wall of horizontal seat, and is a plurality of install power coupling assembling, two between inserted block and the adjacent power port jointly the two fixed blocks of the equal fixedly connected with of outer wall of horizontal seat. The utility model discloses in, through the horizontal seat that sets up, elastic expansion subassembly, fixed block, power coupling assembling, inserted block, elastic metal piece and compression bolt, when changing the circuit breaker, can dismantle the power cord with horizontal seat together, need not to dismantle alone, the installation is the same so, can improve the change efficiency of changing the circuit breaker, can also avoid connecing the phenomenon of wrong power cord simultaneously.

Description

Combined multistage circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field especially relates to a modular multistage circuit breaker.

Background

The circuit breaker refers to a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breaker generally comprises a contact system, an arc extinguishing system, an operating mechanism, a release, a shell and the like;

the existing multi-stage circuit device consists of a main circuit breaker and a branch circuit breaker, a power supply interface of the multi-stage circuit device and the circuit breaker are integrated, when the circuit breaker needs to be replaced, an electric wire connected to the circuit breaker needs to be detached, the working efficiency is reduced, and meanwhile, the misconnection phenomenon is very easy to occur when the circuit breaker is assembled again.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a combined multistage circuit breaker.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a modular multistage circuit breaker, includes the circuit breaker body, a plurality of interfaces have all been seted up to the top and the bottom of circuit breaker body, and are a plurality of the equal fixedly connected with elastic metal piece of inner wall of interface, it is a plurality of the inside of interface all is equipped with the inserted block, and is a plurality of with arranging jointly horizontal seat of fixedly connected with between the inserted block, two power port has all been seted up to the outer wall of horizontal seat, and is a plurality of install power coupling assembling jointly between inserted block and the adjacent power port, two fixed blocks of the equal fixedly connected with of outer wall of horizontal seat, homonymy two install the flexible subassembly of elasticity, two jointly between the fixed block the equal threaded connection of outer wall of horizontal seat has a plurality ofly and power coupling assembling assorted clamp bolt.

Further, power coupling assembling includes the metal base, and fixed connection between metal base and the power port, the bottom fixedly connected with metal pole of metal base, and the metal pole runs through the inside of power port and extends to the bottom of inserted block, the bottom fixedly connected with and the metal sheet that the elastic metal piece matches of metal pole are favorable to the transport of electric power.

Further, two the elastic telescopic assembly all includes a fixed section of thick bamboo, and fixed connection between a fixed section of thick bamboo and the adjacent fixed block, the inside sliding connection of a fixed section of thick bamboo has the stopper, the bottom fixedly connected with movable rod of stopper, and between movable rod and the adjacent fixed block fixed connection and with fixed section of thick bamboo between sliding connection, the surface cover of movable rod is equipped with the spring, and between spring and stopper and the fixed section of thick bamboo fixed connection, fixed section of thick bamboo and movable rod all are favorable to the installation and the dismantlement of a fixed section of thick bamboo and movable rod through bolt and adjacent fixed block fixed connection.

Furthermore, two the equal fixedly connected with handle of outer wall of horizontal seat is convenient for pull two horizontal seats and keep away from each other.

Furthermore, it is a plurality of the elastic metal sheet all is connected with the internal line of circuit breaker body, is favorable to the internal line of external power line and circuit breaker body to be connected.

Furthermore, a plurality of constant head tanks have all been seted up to the top and the bottom of circuit breaker body, and are a plurality of the inside of constant head tank all is equipped with horizontal seat fixed connection's reference column, has the positioning action, guarantees that horizontal seat can install in relevant position.

The utility model has the advantages that:

the utility model discloses when using, this combination formula multi-stage circuit breaker, through the horizontal seat, the flexible subassembly of elasticity, fixed block, power coupling assembling, inserted block, elastic metal piece and the compression bolt that set up, when changing the circuit breaker, can dismantle the power cord with horizontal seat together, need not to dismantle alone, the installation is the same so, can improve the change efficiency of changing the circuit breaker, can also avoid connecing the phenomenon of wrong power cord simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the cross seat structure of the present invention;

FIG. 3 is a schematic structural view of the elastic expansion assembly of the present invention;

fig. 4 is a schematic diagram of the structure of the power connection assembly of the present invention.

Illustration of the drawings:

1. a circuit breaker body; 2. a hold-down bolt; 3. a handle; 4. a transverse seat; 5. a fixed cylinder; 6. a fixed block; 7. a metal plate; 8. inserting a block; 9. a positioning column; 10. a spring; 11. a limiting block; 12. a movable rod; 13. a power port; 14. a metal base; 15. a metal rod; 16. a resilient metal sheet; 17. and (4) an interface.

Detailed Description

Fig. 1 to 4 show, relate to a modular multistage circuit breaker, including circuit breaker body 1, a plurality of interfaces 17 have all been seted up to circuit breaker body 1's top and bottom, the equal fixedly connected with elastic metal piece 16 of a plurality of interfaces 17's inner wall, the inside of a plurality of interfaces 17 all is equipped with inserted block 8, the horizontal seat 4 of common fixedly connected with between a plurality of inserted blocks 8 of same row, power port 13 has all been seted up to the outer wall of two horizontal seats 4, install power coupling assembling jointly between a plurality of inserted blocks 8 and the adjacent power port 13, two fixed blocks 6 of the equal fixedly connected with of outer wall of two horizontal seats 4, install the elastic expansion subassembly jointly between two fixed blocks 6 of homonymy, the equal threaded connection of outer wall of two horizontal seats 4 has a plurality ofly and power coupling assembling assorted clamp bolt 2.

As shown in fig. 1, the outer walls of the two transverse seats 4 are fixedly connected with a handle 3.

As shown in fig. 1 and 2, a plurality of positioning grooves are formed in the top and the bottom of the circuit breaker body 1, and positioning columns 9 fixedly connected with the transverse seats 4 are arranged inside the positioning grooves.

As shown in fig. 1 and 3, two elastic telescopic assemblies all include a fixed cylinder 5, and fixed connection between the fixed cylinder 5 and the adjacent fixed block 6, the inside sliding connection of the fixed cylinder 5 has a stopper 11, the bottom fixedly connected with movable rod 12 of the stopper 11, and between the movable rod 12 and the adjacent fixed block 6, fixed connection and sliding connection between the fixed cylinder 5, the outer surface cover of the movable rod 12 is provided with a spring 10, and between the spring 10 and the stopper 11 and the fixed cylinder 5, fixed connection.

As shown in fig. 4, the power connection assembly includes a metal base 14, the metal base 14 is fixedly connected with the power port 13, a metal rod 15 is fixedly connected to the bottom of the metal base 14, the metal rod 15 penetrates through the power port 13 and extends to the bottom of the plug block 8, and a metal plate 7 matched with the elastic metal sheet 16 is fixedly connected to the bottom of the metal rod 15.

The plurality of elastic metal pieces 16 are connected to the internal circuit of the breaker body 1.

When using combination formula multistage circuit breaker, at first keep away from each other through two horizontal seats 4 of 3 stimulations of handle, break away from with interface 17 until inserted block 8, reference column 9 breaks away from with the constant head tank, then take off two horizontal seats 4 can, change the operation of circuit breaker body 1 after that, change the completion back, continue to keep away from each other through two horizontal seats 4 of 3 stimulations of handle, then aim at interface 17 with inserted block 8, reference column 9 aims at the constant head tank and places horizontal seat 4, two horizontal seats 4 are fixed at the effect pull-down of two elastic telescopic components after the completion, metal sheet 7 and the laminating of elastic metal piece 16 this moment, be favorable to the transport of electric power.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A modular multistage circuit breaker, includes circuit breaker body (1), its characterized in that: a plurality of interfaces (17) have all been seted up to the top and the bottom of circuit breaker body (1), and are a plurality of the equal fixedly connected with elastic metal piece (16) of inner wall of interface (17), it is a plurality of inside of interface (17) all is equipped with inserted block (8), and is a plurality of with arranging horizontal seat (4) of common fixedly connected with between inserted block (8), two power port (13) have all been seted up to the outer wall of horizontal seat (4), and are a plurality of install power coupling assembling jointly between inserted block (8) and adjacent power port (13), two fixed block (6) of the equal fixedly connected with of outer wall of horizontal seat (4), the homonymy is two install the flexible subassembly jointly between fixed block (6), two the equal threaded connection of outer wall of horizontal seat (4) has a plurality ofly and power coupling assembling assorted clamp bolt (2).

2. The modular multilevel circuit breaker of claim 1, wherein: power coupling assembling includes metal base (14), and fixed connection between metal base (14) and power port (13), the bottom fixedly connected with metal pole (15) of metal base (14), and metal pole (15) run through the inside of power port (13) and extend to the bottom of inserted block (8), the bottom fixedly connected with and elastic metal piece (16) assorted metal sheet (7) of metal pole (15).

3. The modular multilevel circuit breaker of claim 1, wherein: two the flexible subassembly of elasticity all includes solid fixed cylinder (5), and fixed connection between solid fixed cylinder (5) and adjacent fixed block (6), the inside sliding connection of solid fixed cylinder (5) has stopper (11), the bottom fixedly connected with movable rod (12) of stopper (11), and between movable rod (12) and adjacent fixed block (6) fixed connection and with solid fixed cylinder (5) between sliding connection, the surface cover of movable rod (12) is equipped with spring (10), and fixed connection between spring (10) and stopper (11) and the solid fixed cylinder (5).

4. The modular multilevel circuit breaker of claim 1, wherein: the outer walls of the two transverse seats (4) are fixedly connected with handles (3).

5. The modular multilevel circuit breaker of claim 1, wherein: the elastic metal sheets (16) are connected with an internal circuit of the breaker body (1).

6. The modular multilevel circuit breaker of claim 1, wherein: a plurality of constant head tanks have all been seted up to the top and the bottom of circuit breaker body (1), and is a plurality of the inside of constant head tank all is equipped with reference column (9) with horizontal seat (4) fixed connection.