CN220710221U

CN220710221U - Grounding wire fixing device of plastic shell type circuit breaker

Info

Publication number: CN220710221U
Application number: CN202322259575.2U
Authority: CN
Inventors: 王俊尧; 高光泽; 刘欢; 侯琪
Original assignee: Northeast Dianli University
Current assignee: Northeast Electric Power University
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-04-02
Anticipated expiration: 2033-08-22

Abstract

The utility model provides a grounding wire fixing device of a plastic shell type circuit breaker, which is characterized by comprising the following components: the device comprises a cylindrical connector lug, a cartridge clip rotary seat and a lead rod. The cylindrical connector lug is assembled with the external thread of the lead rod through the internal thread at the thicker end and is used for realizing the connection between an external ground wire and a ground wire fixing device of the plastic shell type circuit breaker; the cartridge clip rotating seat is assembled in the middle of the conducting rod through threaded connection and used for fixing the grounding wire fixing device on the plastic shell type circuit breaker. The realization of the parts ensures that the utility model has the characteristics of quick operation, good fixity and strong adaptability. The problem of plastic case formula circuit breaker external connection ground wire is fixed is solved.

Description

Grounding wire fixing device of plastic shell type circuit breaker

Technical Field

The utility model relates to the field of socket head cap screw clamping, in particular to a grounding wire fixing device of a plastic shell type circuit breaker.

Background

In the process of electricity generation, transportation and use, power distribution is an extremely important link. And a plastic case type circuit breaker can be used to distribute electric power, which is an indispensable power equipment. When power maintenance is performed, safety needs to be ensured, and therefore, a grounding wire fixing device suitable for a plastic case type circuit breaker is required. But there is currently no ground wire fixture for such devices on the market. Therefore, a grounding wire fixing device suitable for a plastic shell type circuit breaker is needed, and the fixing is convenient and quick and has good stability.

Based on the above problems, the utility model provides a grounding wire fixing device of a plastic shell type circuit breaker, which is characterized by comprising the following components: the device comprises a cylindrical connector lug, a cartridge clip rotary seat and a lead rod. The cylindrical connector lug is assembled with the external thread of the lead rod through the internal thread at the thicker end and is used for realizing the connection between an external ground wire and a ground wire fixing device of the plastic shell type circuit breaker; the cartridge clip rotating seat is assembled in the middle of the conducting rod through threaded connection and used for fixing the grounding wire fixing device on the plastic shell type circuit breaker. The realization of the parts ensures that the utility model has the characteristics of quick operation, good fixity and strong adaptability. The problem of plastic case formula circuit breaker external connection ground wire is fixed is solved.

Disclosure of Invention

In order to solve the above problems, an object of the present utility model is to provide a grounding wire fixing device of a plastic case type circuit breaker.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a plastic case formula circuit breaker's earth connection fixing device which characterized in that includes: a cylindrical connector lug 1, a cartridge clip rotary seat 2 and a lead rod 3. The cylindrical connector lug 1 is assembled with the external thread of the lead rod 3 through the internal thread at the thicker end, and is used for realizing the connection between an external ground wire and a ground wire fixing device of the plastic shell type circuit breaker; the cartridge clip rotating seat 2 is assembled in the middle of the conducting rod 3 through threaded connection and used for fixing the grounding wire fixing device on the plastic shell type circuit breaker.

Further, preferably, the grounding wire fixing device of the plastic shell type circuit breaker is characterized in that the upper end of the barrel-shaped connector lug 1 is a variable cylinder thin wall and is used for clamping an external grounding wire in a concave mode.

Further, as an preferable mode, the grounding wire fixing device of the plastic shell type circuit breaker is characterized in that the cartridge clip rotating seat 2 is provided with an internal thread 2-1, a spring piece 2-2, a buckle 2-3 and a boss 2-4. The elastic sheet 2-2 provides restoring elastic force for realizing the fixed action; the buckle 2-3 provides a locking force for fixing; the boss 2-4 facilitates pinching the elastic sheet 2-2 when fixing and canceling the fixing.

Further, as the preference, a small-size block terminal hexagon socket head cap screw's earth connection fixing device, its characterized in that, guide rod 3 bottom processing have six terrace with edges, can cooperate with the hexagon socket head cap screw of plastic case formula circuit breaker when external ground wire, play location and fixed action.

The utility model has the beneficial effects that:

Drawings

Fig. 1 is an assembly schematic diagram of a grounding wire fixture for a plastic case type circuit breaker according to the present utility model.

Fig. 2 is a schematic view of a barrel terminal of the present utility model.

FIG. 3 is a schematic view of the cartridge holder of the present utility model.

Fig. 4 is a schematic view of the inventive lead screw.

Wherein: 1. a barrel terminal; 2. a cartridge clip rotating seat; 3. a lead rod;

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings. It should be understood, however, that the drawings are provided only for the purpose of further understanding of the present utility model by those skilled in the art, and are not intended to limit the present utility model in any way.

In this embodiment, a grounding wire fixing device of a plastic shell circuit breaker as shown in fig. 1 is characterized by comprising: a cylindrical connector lug 1, a cartridge clip rotary seat 2 and a lead rod 3. The cylindrical connector lug 1 is assembled with the external thread of the lead rod 3 through the internal thread at the thicker end, and is used for realizing the connection between an external ground wire and a ground wire fixing device of the plastic shell type circuit breaker; the cartridge clip rotating seat 2 is assembled in the middle of the conducting rod 3 through threaded connection and used for fixing the grounding wire fixing device on the plastic shell type circuit breaker.

In this embodiment, the grounding wire fixing device of the plastic shell type circuit breaker shown in fig. 2 is characterized in that the upper end of the cylindrical connector lug 1 is a variable cylindrical thin wall, and is used for clamping an external grounding wire in a concave modification manner.

In this embodiment, the grounding wire fixing device of a plastic case type circuit breaker shown in fig. 3 is characterized in that the cartridge holder rotating seat 2 is processed with an internal thread 2-1, a spring piece 2-2, a buckle 2-3 and a boss 2-4. The elastic sheet 2-2 provides restoring elastic force for realizing the fixed action; the buckle 2-3 provides a locking force for fixing; the boss 2-4 facilitates pinching the elastic sheet 2-2 when fixing and canceling the fixing.

In this embodiment, fig. 4 illustrates a grounding wire fixing device for a socket head cap screw of a small-sized distribution box, which is characterized in that a hexagonal platform is machined at the bottom of the conducting rod 3, and can be matched with the socket head cap screw of a plastic shell type circuit breaker when the grounding wire is externally connected, so as to perform positioning and fixing functions.

The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the utility model. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily without conflict.

Claims

1. The utility model provides a plastic case formula circuit breaker's earth connection fixing device which characterized in that includes: the device comprises a cylindrical connector lug (1), a cartridge clip rotary seat (2) and a lead rod (3), wherein the cylindrical connector lug (1) is assembled with the external thread of the lead rod (3) through the internal thread at the thicker end, and is used for realizing connection between an external ground wire and a ground wire fixing device of a plastic shell type circuit breaker; the cartridge clip rotating seat (2) is assembled in the middle of the conducting rod (3) through threaded connection and used for fixing the grounding wire fixing device on the plastic shell type circuit breaker.

2. The grounding wire fixing device of the plastic shell type circuit breaker according to claim 1, wherein the upper end of the barrel-shaped connector lug (1) is a variable cylinder thin wall and is used for clamping an external grounding wire in a concave mode.

3. The grounding wire fixing device of the plastic shell type circuit breaker according to claim 1, wherein the cartridge clip rotating seat (2) is provided with an internal thread (2-1), an elastic piece (2-2), a buckle (2-3) and a boss (2-4), and the elastic piece (2-2) provides a restoring elastic force for realizing the fixing action; the buckle (2-3) provides a locking force for fixing; the boss (2-4) facilitates pinching of the elastic sheet (2-2) during fixing and unfixing.

4. The grounding wire fixing device of the plastic shell type circuit breaker according to claim 1, wherein a hexagonal platform is processed at the bottom of the conducting rod (3) and can be matched with an inner hexagonal bolt of the plastic shell type circuit breaker when the grounding wire is externally connected, so that the positioning and fixing effects are achieved.