CN220341143U

CN220341143U - Combined leakage circuit breaker

Info

Publication number: CN220341143U
Application number: CN202321979587.6U
Authority: CN
Inventors: 李亚斌; 程彬
Original assignee: Zhuoma Shenzhen Holding Group Co ltd
Current assignee: Zhuoma Shenzhen Holding Group Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-01-12
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses a combined type leakage breaker which comprises a breaker, wherein the breaker is arranged on a wall through a combined type mounting piece, the combined type mounting piece comprises an insulating shell, mounting heads are integrally arranged on two sides of the insulating shell, the mounting heads are fixed with the wall through screws, a live wire inlet hole and a zero wire inlet hole are formed in two sides of the insulating shell, a plurality of rectangular grooves are formed in the upper end of the insulating shell, and clamping pieces are rotatably arranged in the rectangular grooves. This application installs a plurality of circuit breakers on insulating housing, and the easy dismounting of circuit breaker is isolated through the magnetic shielding board each other, avoids mutual interference, utilizes the wire to realize the connection of circuit breaker and fire zero line, convenient to use.

Description

Combined leakage circuit breaker

Technical Field

The utility model relates to the field of circuit breakers, in particular to a combined type leakage circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under normal circuit conditions and closing, carrying and breaking a current under abnormal circuit conditions within a prescribed time, and a plurality of circuit breakers are assembled and mounted together by screws to form a multi-channel circuit breaker in the prior art.

Through the mass retrieval, the prior art publication number is CN 213184150U, a combined type leakage breaker is disclosed, the combined type leakage breaker comprises a basic breaker, one side of the basic breaker is provided with an installation breaker, the back fixedly connected with locating component of the basic breaker comprises a locating sleeve, a through hole is formed in the top of the locating sleeve, the back fixedly connected with locating rod of the installation breaker is provided with a locating groove, the top of the locating sleeve is fixedly connected with a fixed concave block, and the top of the inner wall of the fixed concave block is fixedly connected with a pressure spring.

Therefore, based on the above search and combining the existing combined circuit breaker, the screw is used for installation, the rust is easy, the circuit breaker is unstable and is not changed in disassembly and assembly, in addition, even if the clamping structure is used for combined installation, and after the circuit breaker is combined and installed, the circuit breaker is inconvenient to be connected with a fire zero line, therefore, the application provides a combined type leakage circuit breaker.

Disclosure of Invention

The present utility model is directed to a combined leakage breaker, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a modular electric leakage circuit breaker, includes the circuit breaker, the circuit breaker is installed on the wall through modular mounting, modular mounting includes insulating housing, insulating housing's both sides integration is provided with the installation head, the installation head is fixed through screw and wall, insulating housing's both sides all are provided with live wire inlet port and zero line inlet port, insulating housing's upper end is provided with a plurality of rectangular channels, rectangular inslot rotates installs the fastener, insulating housing's bottom is connected with bottom draw-in bar, the downside is provided with draw-in groove and lower draw-in groove respectively about the back of circuit breaker, go up draw-in groove and lower draw-in groove respectively the clamping on fastener and bottom draw-in bar.

Further, a plurality of fixed blocks are fixedly arranged at the top end and the bottom end in the insulating shell, connecting pieces are connected between the adjacent fixed blocks, a live wire inlet hole and a zero wire inlet hole on two side walls in the insulating shell are provided with pressing blocks, the pressing blocks are connected with the fixed blocks through connecting pieces, wires are connected to the fixed blocks, the end parts of the two groups of wires are respectively connected with a bolt rod and a bolt frame, the bolt rods and the bolt frames are correspondingly inserted, and the two groups of wires on the fixed blocks are respectively connected with the connecting pieces on two sides of the fixed blocks.

Further, the clamping piece comprises a fixed rod fixedly arranged in the rectangular groove, an upper clamping block is rotatably arranged on the outer surface of the fixed rod, a plurality of reset springs are connected between the bottom end of the upper clamping block and the bottom in the rectangular groove, and the upper clamping block is clamped with the upper clamping groove.

Further, a plurality of magnetic shielding plates are fixedly arranged on the insulating shell, and the magnetic shielding plates are distributed between adjacent circuit breakers.

Further, the telescopic rod is vertically and slidably arranged on the left side and the right side of the upper side wall of the insulating shell, the pressing blocks arranged at the live wire inlet and the zero line inlet are fixedly sleeved on the telescopic rod, the baffle is fixedly arranged on the telescopic rod, and a plurality of fixing springs are connected between the baffle and the inner top end of the insulating shell.

Further, the telescopic rod is an insulating rod, the fixed block is an insulating block, the pressing block is a conductive metal block, and the connecting sheet is a conductive metal strip.

Compared with the prior art, the utility model has the beneficial effects that:

1. the upper clamping block is clamped in an upper clamping groove on the back of the circuit breaker, then the circuit breaker is pressed, the upper clamping block is pushed to be pressed downwards to rotate, a reset spring at the bottom end of the upper clamping block is stretched, the lower clamping groove is clamped on a bottom clamping strip at the bottom end of the insulating shell, the circuit breaker is loosened, the upper clamping block is pushed to reset under the action of the reset spring, clamping between the upper clamping block and the bottom clamping strip of the circuit breaker is realized, when the circuit breaker needs to be disassembled, the circuit breaker is pressed, the lower clamping groove and the bottom clamping strip in the circuit breaker are separated firstly, then the upper clamping groove and the upper clamping block in the circuit breaker are separated, and therefore the circuit breaker can be disassembled and disassembled conveniently;

2. the installation form that can be as required, the upper and lower end interface connection of wire and circuit breaker that corresponds about in the insulating housing is to the wire interconnect that does not have in the insulating housing, makes its series connection on live wire or zero line, corresponds the grafting through bolt pole and bolt frame, and the connection is convenient, realizes the installation of circuit breaker.

Drawings

FIG. 1 is a schematic perspective view of a main view of the present utility model;

fig. 2 is a perspective view illustrating a main view of the circuit breaker according to the present utility model;

FIG. 3 is a schematic view of a rear view perspective structure of the present utility model;

FIG. 4 is a schematic side view of a side view of the present utility model;

fig. 5 is a schematic view of a circuit breaker mounting structure of the present utility model;

FIG. 6 is a schematic view of the internal structure of the insulating housing of the present utility model;

FIG. 7 is a schematic view of a fire zero line connection structure of the present utility model;

fig. 8 is a schematic view of a wire end structure of the present utility model.

In the figure: 1. a circuit breaker; 2. a modular mounting; 3. a magnetic shield panel; 4. rectangular grooves; 5. an insulating housing; 6. a bottom clamping strip; 7. a mounting head; 8. a clamping piece; 9. a clamping block is arranged; 10. a fixed rod; 11. a live wire inlet hole; 12. zero line inlet; 13. an upper clamping groove; 14. a return spring; 15. a lower clamping groove; 16. briquetting; 17. a connecting sheet; 18. a fixed block; 19. a wire; 20. a fixed spring; 21. a baffle; 22. a telescopic rod; 23. a latch rod; 24. a latch frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1 to 8, a combined type earth leakage breaker comprises a breaker 1, the breaker 1 is installed on a wall through a combined installation piece 2, the combined installation piece 2 comprises an insulation shell 5, installation heads 7 are integrally arranged on two sides of the insulation shell 5, the installation heads 7 are fixed through screws and the wall, a live wire inlet 11 and a zero wire inlet 12 are arranged on two sides of the insulation shell 5, a plurality of rectangular grooves 4 are arranged at the upper end of the insulation shell 5, a clamping piece 8 is rotatably installed in the rectangular grooves 4, a bottom clamping strip 6 is connected at the bottom end of the insulation shell 5, an upper clamping groove 13 and a lower clamping groove 15 are respectively arranged on the upper side and the lower side of the back of the breaker 1, the upper clamping groove 13 and the lower clamping groove 15 are respectively clamped on the clamping piece 8 and the bottom clamping strip 6, the clamping piece 8 comprises a fixing rod 10 fixedly arranged in the rectangular grooves 4, an upper clamping block 9 is rotatably installed on the outer surface of the fixing rod 10, a plurality of return springs 14 are connected between the bottom end of the upper clamping block 9 and the bottom inside the rectangular groove 4, the upper clamping block 9 and the upper clamping groove 13 are clamped, the circuit breaker 1 is fixedly arranged on the wall of the insulating shell 5, the circuit breaker 1 is arranged on the insulating shell 5, the combined installation of a plurality of circuit breakers 1 is realized, specifically, firstly, the circuit breaker 1 is held by hands, the upper clamping block 9 is clamped in the upper clamping groove 13 on the back of the circuit breaker 1, then the circuit breaker 1 is pressed, the upper clamping block 9 is pushed to be pressed downwards to rotate, the return springs 14 at the bottom end of the upper clamping block 9 are stretched, then, the lower clamping groove 15 is clamped on the bottom clamping strip 6 at the bottom end of the insulating shell 5, at the moment, the circuit breaker 1 is loosened, under the action of the return springs 14, the circuit breaker 1 is pushed to reset, the clamping between the upper clamping block 9 and the bottom clamping strip 6 is realized, and when the circuit breaker 1 needs to be disassembled, the lower clamping groove 15 and the bottom clamping strip 6 in the circuit breaker 1 are separated, and then the upper clamping groove 13 and the upper clamping block 9 in the circuit breaker 1 are separated, so that the circuit breaker 1 can be disassembled, and the disassembly and the assembly are convenient.

In the utility model, a plurality of fixing blocks 18 are fixedly arranged at the top end and the bottom end in an insulating shell 5, connecting pieces 17 are connected between adjacent fixing blocks 18, a live wire inlet 11 and a zero wire inlet 12 on two side walls in the insulating shell 5 are respectively provided with a pressing block 16, the pressing blocks 16 and the fixing blocks 18 are connected through the connecting pieces 17, the fixing blocks 18 are respectively connected with wires 19, the ends of two groups of wires 19 are respectively connected with a bolt rod 23 and a bolt frame 24, the bolt rods 23 and the bolt frames 24 are correspondingly inserted, the two groups of wires 19 on the fixing blocks 18 are respectively connected with connecting pieces 17 on two sides of the fixing blocks 18, telescopic rods 22 are vertically and slidably arranged at the left side and the right side of the upper side wall of the insulating shell 5, the pressing blocks 16 arranged at the live wire inlet 11 and the zero wire inlet 12 are fixedly sleeved on the telescopic rods 22, a baffle 21 is fixedly arranged on the telescopic rods 22, a plurality of fixing springs 20 are connected between the baffle 21 and the top end in the insulating shell 5, the telescopic rod 22 is an insulating rod, the fixed block 18 is an insulating block, the pressing block 16 is a conductive metal block, the connecting sheet 17 is a conductive metal strip, the plurality of circuit breakers 1 are assembled and installed on the insulating shell 5, the two sides of the insulating shell 5 are respectively connected with a live wire and a zero wire, specifically, the telescopic rod 22 is lifted, the fixed spring 20 is compressed, the pressing block 16 on the outer surface of the telescopic rod 22 moves upwards, as shown in fig. 7, then the metal wire heads of the live wire and the zero wire are respectively inserted into the live wire inlet 11 and the zero wire inlet 12, then the telescopic rod 22 is loosened, the telescopic rod 22 moves downwards under the action of the fixed spring 20, the pressing block 16 on the outer surface of the telescopic rod 22 moves downwards, the live wire head and the zero wire head are pressed and fixed at the live wire inlet 11 and the zero wire inlet 12 through the downward moving pressing block 16, and the connecting sheet 17 connected with the upper pressing block 16 in the insulating shell 5 are connected in series, the pressing block 16 at the lower part in the insulating housing 5 and the connecting sheet 17 connected with the pressing block are connected with the zero line in series, and when the circuit breaker 1 is specifically used, the pressing block is connected with the live wire in series or is installed on the zero line in parallel, so that the upper end and the lower end of the corresponding wire 19 at the upper part and the lower part in the insulating housing 5 are connected with the upper end and the lower end of the circuit breaker 1 according to the required installation mode, the wires 19 which are not used in the insulating housing 5 are connected with each other, the wires are connected with the live wire or the zero line in series, the wires are correspondingly inserted through the bolt rod 23 and the bolt frame 24, and the circuit breaker 1 is convenient to install.

Example 2: referring to fig. 2, a combined leakage breaker is different from embodiment 1 in that a plurality of magnetic shielding plates 3 are fixedly arranged on an insulating housing 5, the magnetic shielding plates 3 are distributed between adjacent circuit breakers 1, and the magnetic shielding plates 3 are graphene electromagnetic shielding plates, so that magnetic field influence between the circuit breakers 1 can be isolated, and mutual interference is avoided.

The working principle of the utility model is as follows: the circuit breaker 1 is fixedly installed on a wall through the insulating shell 5, the circuit breaker 1 is installed on the insulating shell 5, the combined installation of a plurality of circuit breakers 1 is achieved, specifically, the circuit breaker 1 is held by hands, the upper clamping block 9 is clamped in the upper clamping groove 13 on the back of the circuit breaker 1, then the circuit breaker 1 is pressed, the upper clamping block 9 is pushed to rotate downwards, the reset spring 14 at the bottom end of the upper clamping block 9 is stretched, then the lower clamping groove 15 is clamped on the bottom clamping strip 6 at the bottom end of the insulating shell 5, at the moment, the circuit breaker 1 is loosened, the upper clamping block 9 is pushed to reset under the action of the reset spring 14, the circuit breaker 1 is pressed when the circuit breaker 1 needs to be disassembled, the lower clamping groove 15 and the bottom clamping strip 6 in the circuit breaker 1 are separated, and then the upper clamping groove 13 and the upper clamping block 9 in the circuit breaker 1 are separated, and the circuit breaker 1 can be disassembled.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a combination formula electric leakage circuit breaker, includes circuit breaker (1), its characterized in that: the circuit breaker (1) is installed on the wall through combination formula installed part (2), combination formula installed part (2) is including insulating shell (5), the both sides integration of insulating shell (5) is provided with installation head (7), installation head (7) are fixed through screw and wall, the both sides of insulating shell (5) all are provided with live wire inlet (11) and zero line inlet (12), the upper end of insulating shell (5) is provided with a plurality of rectangular channels (4), cartridge spare (8) are installed in rectangular channel (4) rotation, the bottom of insulating shell (5) is connected with bottom draw-in strip (6), the upside and downside is provided with draw-in groove (13) and lower draw-in groove (15) respectively on the back of circuit breaker (1), draw-in groove (13) and lower draw-in groove (15) block respectively on cartridge spare (8) and bottom draw-in strip (6).

2. The combined residual current circuit breaker according to claim 1, wherein: the insulation shell is characterized in that a plurality of fixing blocks (18) are fixedly arranged at the top end and the bottom end in the insulation shell (5), connecting pieces (17) are connected between the adjacent fixing blocks (18), pressing blocks (16) are arranged at fire wire inlet holes (11) and zero wire inlet holes (12) in two side walls in the insulation shell (5), the pressing blocks (16) are connected with the fixing blocks (18) through the connecting pieces (17), conducting wires (19) are connected to the fixing blocks (18), bolt rods (23) and bolt frames (24) are respectively connected to the end parts of the two groups of conducting wires (19), the bolt rods (23) and the bolt frames (24) are correspondingly inserted, and the two groups of conducting wires (19) on the fixing blocks (18) are respectively connected with the connecting pieces (17) on two sides of the fixing blocks (18).

3. The combined residual current circuit breaker according to claim 2, wherein: the clamping piece (8) comprises a fixing rod (10) fixedly arranged in the rectangular groove (4), an upper clamping block (9) is rotatably arranged on the outer surface of the fixing rod (10), a plurality of reset springs (14) are connected between the bottom end of the upper clamping block (9) and the inner bottom of the rectangular groove (4), and the upper clamping block (9) is clamped with the upper clamping groove (13).

4. A combined residual current circuit breaker according to claim 3, characterized in that: a plurality of magnetic shielding plates (3) are fixedly arranged on the insulating shell (5), and the magnetic shielding plates (3) are distributed between adjacent circuit breakers (1).

5. The combined residual current circuit breaker according to claim 4, wherein: the utility model discloses a high-voltage power supply device, including insulating housing (5) and insulating housing (5), upper side wall left and right sides all vertically slide and wear to be equipped with telescopic link (22), briquetting (16) that live wire inlet (11) and zero line inlet (12) department set up all fixed cover are established on telescopic link (22), fixedly on telescopic link (22) be provided with baffle (21), be connected with a plurality of fixed springs (20) between the top in baffle (21) and insulating housing (5).

6. The combined residual current circuit breaker according to claim 5, wherein: the telescopic rod (22) is an insulating rod, the fixed block (18) is an insulating block, the pressing block (16) is a conductive metal block, and the connecting sheet (17) is a conductive metal strip.