CN216749776U

CN216749776U - Wiring indication of circuit breaker

Info

Publication number: CN216749776U
Application number: CN202123320782.1U
Authority: CN
Inventors: 夏阳昆; 全小兰; 韩湘玲; 韩瑄; 高杰
Original assignee: Legrand Low Voltage Wuxi Co Ltd
Current assignee: Legrand Low Voltage Wuxi Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-14
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to a wiring indication of a circuit breaker, which comprises a circuit breaker shell, wherein a wiring board is fixedly arranged in the circuit breaker shell, a wiring frame is arranged in the circuit breaker shell in a sliding manner, the wiring frame is in threaded connection with a wiring screw, the end part of the wiring screw props against the wiring board, an indicating piece is fixedly connected to the side surface of the wiring frame, and an indicating piece outlet, a screw rotating port and a lead inlet are arranged on the circuit breaker shell; a sliding groove is formed in a shell of the circuit breaker, the wiring frame and the indicating piece slide in the sliding groove, the wiring board is fixedly installed in the sliding groove, and an outlet of the indicating piece, a screw rotating opening and a lead inlet are communicated with the sliding groove. The utility model has simple structure and small occupied space; whether the wiring is reliable can be checked from whether the indicator is raised, the difference (newly added) of the raised part and the reference plane.

Description

Wiring indication of circuit breaker

Technical Field

The utility model belongs to the technical field of circuit breakers, and relates to wiring indication of a circuit breaker.

Background

In a power distribution system, circuit breakers are used for line protection for terminal power distribution. In some industrial applications, the condition of loose wiring is easy to occur due to the fact that necessary installation prompts are lacked in the connection of the circuit breaker wires, abnormal heating is caused due to the fact that the wires are loosened, and the circuit breaker is frequently tripped or burnt.

Disclosure of Invention

The utility model aims to provide a wiring indication of a circuit breaker, which can solve the problems that the wiring of a circuit breaker is easy to be infirm due to lack of necessary installation prompts during wire connection of the circuit breaker, and the circuit breaker is frequently tripped or burnt due to loosening of wires.

According to the technical scheme provided by the utility model: the utility model provides a wiring instruction of circuit breaker, includes the circuit breaker casing, fixed mounting wiring board in the circuit breaker casing, slides in the circuit breaker casing and is equipped with the wiring frame, wiring frame spiro union binding screw, and the binding screw tip supports the wiring board, and wiring frame side fixed connection indicator is equipped with indicator export, screw rotation mouth, wire entry on the circuit breaker casing.

As a further improvement of the utility model, a sliding groove is arranged in the breaker shell, the wiring frame and the indicating piece slide in the sliding groove, the wiring board is fixedly arranged in the sliding groove, and the outlet of the indicating piece, the screw rotating port and the lead inlet are communicated with the sliding groove.

As a further improvement of the utility model, the outlet of the indicating piece and the screw rotating port are positioned above the sliding groove, and the inlet of the lead is positioned below the side of the wiring board.

As a further improvement of the utility model, one side of the wiring board is provided with a mounting part which is provided with a connecting through hole; the other side of the wiring board is a fixing part, the upper part of the fixing part is a sliding opening, the lower part of the fixing part is a wiring bottom plate, and two sides of the fixing part are provided with anti-rotating plates.

As a further improvement of the utility model, the top of the wiring frame is a wiring frame top plate, a transmission screw hole is vertically drilled in the wiring frame top plate, the middle of the wiring frame is provided with an avoidance cavity, and the lower part of the avoidance cavity is a wire supporting plate.

As a further improvement of the utility model, the wiring bottom plate is positioned in the avoiding cavity and above the wire supporting plate; the top plate of the wire frame is positioned between the anti-rotation plates; the middle part of the wiring screw is in threaded connection with a transmission screw hole, and the bottom end of the transmission screw hole is in abutting surface contact with the wiring screw on the top surface of the wiring bottom plate.

As a further improvement of the utility model, the top of the binding screw is provided with a rotating groove.

As a further improvement of the utility model, the lower part of the indicator is a connecting part, and the upper part of the indicator is an indicating part.

As a further improvement of the utility model, the indication part is coated with a prompt color.

As a further improvement of the utility model, the warning color is yellow.

The positive progress effect of this application lies in:

the utility model has simple structure and small occupied space; whether the wiring is reliable can be checked from whether the indicator is raised, the difference between the raised part and the reference plane.

Drawings

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

Figure 2 is a schematic diagram of the construction of the patch panel of the present invention.

FIG. 3 is a schematic view of the structure of the wire frame of the present invention.

Fig. 4 is a schematic structural view of a binding screw of the present invention.

Fig. 5 is a schematic structural view of the indicator of the present invention.

Fig. 6 is a schematic structural view of the present invention in operation.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make those skilled in the art better understand the technical solutions of the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, "including" and "having," and like terms, mean that "including" and "having," in addition to those already recited in "including" and "having," other content not already recited in the list; for example, a process, method, system, article, or apparatus that may comprise a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus.

In fig. 1-6, a circuit breaker housing 1, a terminal block 2, a terminal frame 3, a terminal screw 4, an indicator 5, a wire 6, and the like are included.

As shown in fig. 1 and 6, the utility model relates to a wiring indication of a circuit breaker, which comprises a circuit breaker shell 1, wherein a wiring board 2 is fixedly arranged in the circuit breaker shell 1, a wiring frame 3 is arranged in the circuit breaker shell 1 in a sliding manner, the wiring frame 3 is in threaded connection with a wiring screw 4, the end part of the wiring screw 4 is propped against the wiring board 2, an indication piece 5 is fixedly connected to the side surface of the wiring frame 3, and an indication piece outlet 1-1, a screw rotating port 1-2 and a lead inlet 1-3 are arranged on the circuit breaker shell 1.

A sliding groove is formed in a breaker shell 1, a wiring frame 3 and an indicating piece 5 slide in the sliding groove, a wiring board 2 is fixedly installed in the sliding groove, and an outlet 1-1 of the indicating piece, a screw rotating port 1-2 and a lead inlet 1-3 are communicated with the sliding groove. The outlet 1-1 of the indicating piece and the screw rotating port 1-2 are positioned above the sliding groove, and the wire inlet 1-3 is positioned below the side of the wiring board 2.

As shown in fig. 2, one side of the wiring board 2 is a mounting part, which is provided with a connecting through hole 2-1, and the wiring board 2 is fixed in the breaker shell 1 through a bolt; the other side of the wiring board 2 is provided with a fixing part, the upper part of the fixing part is provided with a sliding opening 2-2, the lower part of the fixing part is provided with a wiring bottom board 2-3, and two sides of the fixing part are provided with anti-rotating boards 2-4.

As shown in figure 3, the top of the wire frame 3 is provided with a wire frame top plate 3-1, a transmission screw hole 3-11 is vertically drilled in the wire frame top plate 3-1, the middle of the wire frame 3 is provided with an avoidance cavity 3-2, two sides of the avoidance cavity 3-2 are provided with wire frame side surfaces 3-4, and the wire frame side surfaces 3-4 are provided with positioning holes 3-41. The lower part of the avoidance cavity 3-2 is provided with a wire supporting plate 3-3.

The wiring bottom plate 2-3 is positioned in the avoidance cavity 3-2 and above the wire supporting plate 3-3; the wiring frame top plate 3-1 is positioned between the anti-rotation plates 2-4. The middle part of the wiring screw 4 is in threaded connection with the transmission screw holes 3-11, the bottom ends of the transmission screw holes 3-11 are connected with the top surfaces of the wiring bottom plates 2-3

The terminal screw abutment surfaces 2-31 contact.

As shown in FIG. 4, the top of the binding screw 4 is provided with a rotation slot 4-1 to facilitate the rotation of the binding screw 4 by a tool.

As shown in FIG. 5, the lower part of the indicator 5 is a connecting part 5-1, the connecting part 5-1 is provided with a mounting boss 5-11, the upper part of the indicator 5 is an indicator part 5-2, and in order to improve the identification degree, the indicator part 5-2 is coated with a yellow prompt color.

The installation bosses 5-11 are clamped in the positioning holes 3-41 on the side face of the wire frame, and the wire frame 3 is fixedly connected with the indicating piece 5.

To avoid interference with other parts of the circuit breaker, the indicator 5 is a bent piece.

The working process of the utility model is as follows:

as shown in fig. 1, when the circuit breaker is in a non-wiring state, the wiring frame 3 is in a lower position, the distance between the wiring bottom plate 2-3 and the wire supporting plate 3-3 is the largest, and the indicator 4 is in the circuit breaker housing 1.

As shown in fig. 6, one end of a wire 6 is inserted into the circuit breaker housing 1 from a wire inlet 1-3, between the wiring substrate 2-3 and the wire support plate 3-3. And inserting a tool into a sliding groove in the breaker shell 1 from the screw rotating port 1-2, embedding the top rotating groove 4-1 of the wiring screw 4, and rotating the wiring screw 4. Because the lower part of the wiring screw 4 is propped against the wiring screw propping surfaces 2-31 on the top surfaces of the wiring bottom plates 2-3, the wiring screw 4 drives the wiring frame 3 to move through a thread structure. The anti-rotation plate 2-4 is abutted against the wiring frame top plate 3-1 to prevent the wiring frame 3 from rotating and only move upwards, and the distance between the wiring bottom plate 2-3 and the wire supporting plate 3-3 is shortened; the indicator piece 4 moves upwards. When the bottom surface of the wiring bottom plate 2-3 is guided to the upper clamping surface 2-32 and the top surface of the wire supporting plate 3-3 is guided to the lower clamping surface 3-31 to clamp the wire 6, the top indicating part 5-2 of the indicating piece 4 is exposed out of the indicating piece outlet 1-1.

It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the utility model, and these modifications and improvements are also considered to be within the scope of the utility model.

Claims

1. The wiring indication device of the circuit breaker is characterized by comprising a circuit breaker shell (1), a wiring board (2) is fixedly installed in the circuit breaker shell (1), a wiring frame (3) is arranged in the circuit breaker shell (1) in a sliding mode, the wiring frame (3) is in threaded connection with a wiring screw (4), the end portion of the wiring screw (4) abuts against the wiring board (2), an indication piece (5) is fixedly connected to the side face of the wiring frame (3), and an indication piece outlet (1-1), a screw rotating port (1-2) and a wire inlet (1-3) are formed in the circuit breaker shell (1).

2. The wiring indicator of the circuit breaker according to claim 1, wherein a chute is formed in the circuit breaker housing (1), the wiring frame (3) and the indicator (5) slide in the chute, the wiring board (2) is fixedly installed in the chute, and the indicator outlet (1-1), the screw rotation port (1-2) and the wire inlet (1-3) are communicated with the chute.

3. The wiring indicator of the circuit breaker according to claim 2, wherein the indicator outlet (1-1), the screw rotation port (1-2) are located above the chute, and the wire inlet (1-3) is located below the side of the terminal block (2).

4. The wiring indicator of circuit breaker according to claim 1, wherein the wiring board (2) has a mounting portion on one side thereof, in which a connecting through hole (2-1) is formed; the other side of the wiring board (2) is provided with a fixing part, the upper part of the fixing part is provided with a sliding opening (2-2), the lower part of the fixing part is provided with a wiring bottom board (2-3), and two sides of the fixing part are provided with anti-rotating boards (2-4).

5. The wiring indicator of the circuit breaker according to claim 4, characterized in that the top of the wiring frame (3) is a wiring frame top plate (3-1), a transmission screw hole (3-11) is vertically drilled in the wiring frame top plate (3-1), an avoiding cavity (3-2) is formed in the middle of the wiring frame (3), and a wire supporting plate (3-3) is arranged at the lower part of the avoiding cavity (3-2).

6. The wiring indicator of a circuit breaker according to claim 5, characterized in that the wiring substrate (2-3) is located in the avoidance chamber (3-2) above the wire support plate (3-3); the wiring frame top plate (3-1) is positioned between the anti-rotation plates (2-4); the middle part of the wiring screw (4) is in threaded connection with a transmission screw hole (3-11), and the bottom end of the transmission screw hole (3-11) is contacted with the wiring screw abutting surface (2-31) on the top surface of the wiring bottom plate (2-3).

7. Wiring indicator for circuit breakers according to claim 1, characterized in that the terminal screw (4) is provided with a turning slot (4-1) at the top.

8. The wiring indicator of circuit breaker according to claim 1, characterized in that the lower part of the indicator (5) is the connecting part (5-1) and the upper part of the indicator (5) is the indicator (5-2).

9. The wiring indication of the circuit breaker according to claim 8, wherein the indication portion (5-2) is externally coated with a cue color.

10. The wiring indicator of a circuit breaker of claim 9 wherein the warning color is yellow.