CN214753602U

CN214753602U - Circuit breaker adopting plug-in wiring device

Info

Publication number: CN214753602U
Application number: CN202121263013.XU
Authority: CN
Inventors: 张培; 袁秀峰; 谭小平; 王三平
Original assignee: Zhejiang Dajiang Electric Group Co ltd
Current assignee: Zhejiang Dajiang Electric Group Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-16
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses an adopt bayonet termination's circuit breaker, which comprises an outer shell, the inboard rigid coupling of shell has the circuit breaker, the internally mounted of shell has coupling mechanism, coupling mechanism includes montant, bent piece, first spring, bent plate and second spring, the outer wall of montant and the outer wall clearance fit of shell, the inboard of montant and the outside looks rigid coupling of bent piece. First spring and second spring provide elasticity and make the bent plate gyration with the connector joint, it is complete fixed, dismantle simple to operate, avoid causing the damage to the connector, ensure normal use, thereby make the swash plate drive first arc board downstream, the first arc board cooperation second arc board of removal supports termination tightly, prevented that the junction from drawing down, guarantee to connect stably, the practicality is improved, prevent circuit breaker and holding surface direct friction in the use, prevent because the friction produces the gap, the support of having guaranteed the circuit breaker is stable, and convenient to popularize and use accords with the user demand.

Description

Circuit breaker adopting plug-in wiring device

Technical Field

The utility model relates to an adopt bayonet termination's circuit breaker technical field, specifically be an adopt bayonet termination's circuit breaker.

Background

The circuit breaker is 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 for a predetermined time.

The circuit breaker of current bayonet termination adopts the bolt to fix when using, and the installation is dismantled inconveniently, causes the connector to damage easily, influences normal use, and termination draws because the dead weight can draw in the junction downwards, influences the connection stability for a long time, has reduced the practicality, and circuit breaker rear end face directly laminates with the holding surface, and long-time friction produces the gap easily, leads to the support stability to reduce, is not conform to modern's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adopt bayonet termination's circuit breaker to the circuit breaker who proposes current bayonet termination among the solution above-mentioned background adopts the bolt to fix when using, and the installation is dismantled trouble, causes the connector to damage easily, influences the problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: a circuit breaker adopting a plug-in wiring device comprises a shell, wherein the inner side of the shell is fixedly connected with the circuit breaker, and a connecting mechanism is arranged in the shell;

the connecting mechanism comprises a vertical rod, a bent block, a first spring, a bent plate and a second spring;

the outer wall clearance fit of montant and the outer wall of shell, the inboard outside looks rigid coupling with bent piece of montant, the outer wall of montant cup joints with the inner wall of first spring mutually, the outside of first spring respectively with the inner wall of shell and the outside looks rigid coupling of bent piece, the outer wall of bent piece respectively with the inboard top looks rigid coupling of bent plate, the inner wall of bent plate rotates with the inner wall of shell respectively, the outside of bent plate respectively with the inboard looks rigid coupling of second spring, the outside of second spring respectively with the inboard looks rigid coupling of shell. The circuit breaker is convenient to disassemble and assemble.

Preferably, handles are welded to the outer sides of the two vertical rods respectively. The handle is convenient for pulling the vertical rod.

Preferably, the right side bottom rigid coupling of circuit breaker has the square frame, the welding of the inner wall bottom of square frame has the flange, the top rigid coupling of flange has the second arc board. The second arc plate plays a supporting role in the bottom of the junction device.

Preferably, the top of the convex plate is provided with a control mechanism;

the control mechanism comprises a first curved plate, an inclined plate, a second curved plate, a first arc plate, a circular plate, a curved rod and a bolt;

the bottom of first bent plate and the top looks rigid coupling of flange, the front of first bent plate rotates with the bottom of swash plate and links to each other, the rear end face top of swash plate rotates with the front of second bent plate and links to each other, the bottom of second bent plate links to each other with the top welding of first arc board, the inner wall of swash plate and the outer wall slip joint of plectane, the front of plectane and the bottom outside looks rigid coupling of knee, the top of knee rotates with the bottom of bolt and links to each other. Prevent that termination junction from pulling.

Preferably, the outer wall of the bolt is in threaded connection with the top of the square frame. The bolt rotates up and down through the top of the square frame.

Preferably, the upper end and the lower end of the rear end face of the circuit breaker are respectively bonded with a protection pad. The protection pad plays the guard action to circuit breaker rear end face and prevents rubbing.

Compared with the prior art, the beneficial effects of the utility model are that: according to the circuit breaker adopting the plug-in wiring device, the vertical rod in the connecting mechanism is stressed to drive the bent block to move inwards, so that the joint part of the bent plate is opened outwards, then the bent part of the bent plate is inserted into the connector, then the stressed vertical rod is loosened, the first spring and the second spring provide elasticity to enable the bent plate to rotate to clamp and connect the connector, the connector is completely fixed, the circuit breaker is convenient to disassemble and install, the connector is prevented from being damaged, and normal use is ensured;

the bolt in the control mechanism is stressed to rotate downwards, and then the bent rod is matched to drive the circular plate to move downwards, the inner wall of the inclined plate is written with the moving circular plate to slide downwards, so that the inclined plate drives the first arc plate to move downwards, the moving first arc plate is matched with the second arc plate to tightly support the wiring device, the connection part is prevented from being pulled downwards, the stable connection is ensured, and the practicability is improved;

the protection pads on the upper side and the lower side of the rear end face of the circuit breaker are attached to the supporting face, so that the circuit breaker is prevented from directly rubbing the supporting face in use, a gap is prevented from being generated due to friction, the circuit breaker is stable in support, convenient to popularize and use and capable of meeting use requirements.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the vertical rod, the crank block and the first spring in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the square frame, the convex plate and the second arc plate in FIG. 1;

fig. 4 is a schematic view of a connection relationship between the first curved plate, the inclined plate and the second curved plate in fig. 1.

In the figure: 1. the device comprises a shell, 2, a connecting mechanism, 201, a vertical rod, 202, a curved block, 203, a first spring, 204, a curved plate, 205, a second spring, 3, a control mechanism, 301, an inclined plate, a first curved plate, 302, 303, a second curved plate, 304, a first arc plate, 305, a circular plate, 306, a curved rod, 307, a bolt, 4, a circuit breaker, 5, a square frame, 6, a handle, 7, a protection pad, 8, a convex plate, 9 and a second arc plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a circuit breaker adopting an insertion type wiring device comprises a shell 1, a circuit breaker 4 is fixedly connected to the inner side of the shell 1, a connecting mechanism 2 is installed inside the shell 1, the connecting mechanism 2 comprises a vertical rod 201, a curved block 202, a first spring 203, a curved plate 204 and a second spring 205, the outer wall of the vertical rod 201 is in clearance fit with the outer wall of the shell 1, the vertical rod 201 is stressed to move back and forth through the outer wall of the shell 1, the inner side of the vertical rod 201 is fixedly connected with the outer side of the curved block 202, the outer wall of the vertical rod 201 is sleeved with the inner wall of the first spring 203, the outer side of the first spring 203 is fixedly connected with the inner wall of the shell 1 and the outer side of the curved block 202 respectively, the curved block 202 is stressed to move back through the first spring 203 after moving inwards, the outer wall of the curved block 202 is fixedly connected with the top of the inner side of the curved plate 204 respectively, the inner wall of the curved plate 204 rotates with the inner wall of the shell 1 respectively, the curved plate 204 is stressed to rotate through a pin shaft on the inner wall of the shell 1, the outer sides of the curved plates 204 are respectively fixed to the inner sides of the second springs 205, the curved plates 204 are rebounded by the second springs 205 after being forced to rotate, and the outer sides of the second springs 205 are respectively fixed to the inner sides of the housing 1.

Handles 6 are welded on the outer sides of the two vertical rods 201 respectively, the handles 6 facilitate pulling of the vertical rods 201, a square frame 5 is fixedly connected to the bottom of the right side of the breaker 4, a convex plate 8 is welded on the bottom of the inner wall of the square frame 5, a second arc plate 9 is fixedly connected to the top of the convex plate 8, a control mechanism 3 is installed on the top of the convex plate 8, the control mechanism 3 comprises a first curved plate 301, an inclined plate 302, a second curved plate 303, a first arc plate 304, a circular plate 305, a bent rod 306 and a bolt 307, the bottom of the first curved plate 301 is fixedly connected to the top of the convex plate 8, the front of the first curved plate 301 is rotatably connected to the bottom of the inclined plate 302, the bottom of the inclined plate 302 is rotated by a front pin shaft of the first curved plate 301, the top of the rear end face of the inclined plate 302 is rotatably connected to the front of the second curved plate 303, the top of the rear end face of the inclined plate 302 is rotated by a front pin shaft of the second curved plate 303, and the bottom of the second curved plate 303 is welded to the top of the first arc plate 304, the inner wall of the inclined plate 302 is in sliding clamping connection with the outer wall of the circular plate 305, the circular plate 305 is stressed to slide up and down through the inner wall of the inclined plate 305, the front face of the circular plate 305 is fixedly connected with the outer side of the bottom of the bent rod 306, the top of the bent rod 306 is rotatably connected with the bottom of the bolt 307, the bolt 307 is stressed to rotate through a bearing at the top of the bent rod 306, the outer wall of the bolt 307 is in threaded connection with the top of the square frame 5, the upper end and the lower end of the rear end face of the breaker 4 are respectively bonded with a protection pad 7, and the protection pad 7 is made of rubber.

In this example, when the circuit breaker 4 is used, the vertical rod 201 is firstly pressed towards the inside of the housing 1 by the handle 6, so that the bent block 202 presses the bent plate 204, the joint of the bent plate 204 and the bent block 202 is outwards opened, and the other side of the bent plate 204 is inwards moved, then the rear end face of the circuit breaker 4 is attached to the supporting surface by the protection pad 7, the bent plate 204 is inserted into the inner wall of the connecting port of the supporting surface, then the handle 6 is released, the first spring 203 and the second spring 205 simultaneously provide the elastic bent block 202 to rebound to the original position, the bent plate 204 is rotated to the original position, the bending part is matched with the supporting surface to be clamped, the circuit breaker 4 is installed, the protection pad 7 protects the rear end face of the circuit breaker 4 to prevent direct friction, then the wiring device is communicated with the bottom of the right side of the circuit breaker 4 by the square frame 5, and the bottom of the wiring device is attached to the top of the second arc plate 9, then, the bolt 307 is rotated downwards, and the curved rod 306 is further engaged to drive the inner wall of the circular plate 305 and the inclined plate 302 to slide downwards, so that the inclined plate 305 rotates downwards, the rotated inclined plate 305 drives the first arc plate 304 to move downwards, and the second arc plate 9 is engaged to tightly support the wiring device.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A circuit breaker employing a plug-in wiring device, comprising a housing (1), characterized in that: a circuit breaker (4) is fixedly connected to the inner side of the shell (1), and a connecting mechanism (2) is installed inside the shell (1);

the connecting mechanism (2) comprises a vertical rod (201), a curved block (202), a first spring (203), a curved plate (204) and a second spring (205);

the outer wall clearance fit of the outer wall of montant (201) and shell (1), the inboard of montant (201) and the outside looks rigid coupling of bent piece (202), the outer wall of montant (201) cup joints with the inner wall of first spring (203) mutually, the outside of first spring (203) respectively with the inner wall of shell (1) and the outside looks rigid coupling of bent piece (202), the outer wall of bent piece (202) respectively with the inboard top rigid coupling of bent plate (204), the inner wall of bent plate (204) rotates with the inner wall of shell (1) respectively, the outside of bent plate (204) respectively with the inboard looks rigid coupling of second spring (205), the outside of second spring (205) respectively with the inboard looks rigid coupling of shell (1).

2. A circuit breaker employing a plug-in wiring device according to claim 1, wherein: and the outer sides of the two vertical rods (201) are respectively welded with a handle (6).

3. A circuit breaker employing a plug-in wiring device according to claim 1, wherein: the right side bottom rigid coupling of circuit breaker (4) has square frame (5), the welding of the inner wall bottom of square frame (5) has flange (8), the top rigid coupling of flange (8) has second arc board (9).

4. A circuit breaker using a plug-in type wiring device according to claim 3, wherein: the top of the convex plate (8) is provided with a control mechanism (3);

the control mechanism (3) comprises a first curved plate (301), an inclined plate (302), a second curved plate (303), a first arc plate (304), a circular plate (305), a bent rod (306) and a bolt (307);

the bottom of first bent plate (301) and the top looks rigid coupling of flange (8), the front of first bent plate (301) rotates with the bottom of swash plate (302) and links to each other, the rear end face top of swash plate (302) rotates with the front of second bent plate (303) and links to each other, the bottom of second bent plate (303) links to each other with the top welding of first arc board (304), the inner wall of swash plate (302) and the outer wall slip joint of plectane (305), the front of plectane (305) and the bottom outside looks rigid coupling of knee (306), the top of knee (306) rotates with the bottom of bolt (307) and links to each other.

5. The circuit breaker of claim 4, wherein: the outer wall of the bolt (307) is in threaded connection with the top of the square frame (5).

6. A circuit breaker employing a plug-in wiring device according to claim 1, wherein: and the upper end and the lower end of the rear end face of the circuit breaker (4) are respectively bonded with a protection pad (7).