CN219351097U

CN219351097U - Push-in auxiliary device for switch cabinet circuit breaker

Info

Publication number: CN219351097U
Application number: CN202223389295.5U
Authority: CN
Inventors: 张皖涵; 王箬; 施卫华; 陆炜伟; 吴根印; 张水龙; 王一凡; 罗镇城; 赖泽彬; 何俊逸; 林绍斌; 吴文轩
Original assignee: Cnnp Zhangzhou Energy Co ltd
Current assignee: Cnnp Zhangzhou Energy Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-07-14
Anticipated expiration: 2032-12-16

Abstract

The application belongs to the technical field of maintenance of nuclear power stations, and particularly relates to a pushing auxiliary device for a switch cabinet breaker; the device comprises: a main body portion and a step plate portion; a body portion comprising: an upper buckle plate, a telescopic rod and a main chassis; a groove for clamping into a baffle at the bottom of the breaker trolley is formed in the middle of the upper buckle plate, so that a fixing effect is achieved; one end of the upper buckle plate is connected with a main chassis attached to the ground through a telescopic rod; a footrest section comprising: an auxiliary chassis and a foot supporting plate; the auxiliary chassis is fixed with the main chassis, and the foot supporting plate is fixed at one end of the auxiliary chassis and used for limiting the foot sliding. The device is applicable to various crowds, satisfies the user demand under the humid environment.

Description

Push-in auxiliary device for switch cabinet circuit breaker

Technical Field

The application belongs to the technical field of nuclear power station maintenance, and particularly relates to a push-in auxiliary device for a switch cabinet breaker.

Background

In the maintenance and debugging work in the electrical field, it is a common operation to push a circuit breaker into a switchgear. However, for people with weak physical strength, when the breaker is pushed and pulled, the phenomenon of sole slipping often occurs, so that the person slips and withdraws, and the breaker is not moved. Meanwhile, when the air is wet, particularly in the southern plum rain season, the ground is slippery, and the breaker is pushed in, which is also the case.

Disclosure of Invention

The utility model aims at providing a cubical switchboard circuit breaker pushes auxiliary device, solves when push-and-pull circuit breaker, the phenomenon that the sole skidded often appears, leads to the person to slide and moves back and the problem that the circuit breaker is motionless.

The technical scheme for realizing the purpose of the application comprises the following steps:

the embodiment of the application provides a cubical switchboard circuit breaker pushes auxiliary device, the device includes: a main body portion and a step plate portion;

a body portion comprising: an upper buckle plate, a telescopic rod and a main chassis;

a groove for clamping into a baffle at the bottom of the breaker trolley is formed in the middle of the upper buckle plate, so that a fixing effect is achieved; one end of the upper buckle plate is connected with a main chassis attached to the ground through a telescopic rod;

a footrest section comprising: an auxiliary chassis and a foot supporting plate;

the auxiliary chassis is fixed with the main chassis, and the foot supporting plate is fixed at one end of the auxiliary chassis and used for limiting the foot sliding.

Optionally, the telescopic rod is divided into an upper rod section and a lower pipe section; the bottom of the upper rod is sleeved into the lower pipe.

Optionally, a cylinder is welded at the bottom of the upper rod, and the diameter of the cylinder is between the diameter of the upper rod and the diameter of the lower pipe; a hollow round iron sheet is welded at the top of the lower pipe, and the inner diameter of the iron sheet is matched with the upper rod.

Optionally, guide rails are arranged on two sides of the main chassis; a limiting rod is fixed on the lower side of the auxiliary chassis and is used for being matched with the guide rail, so that the auxiliary chassis can slide back and forth on the main chassis without falling off;

at least one opening is formed in the main chassis; the lower wedge plate capable of being shoveled into the opening is arranged on the lower side of the auxiliary chassis, and the auxiliary chassis is fixed.

Optionally, the guide rail is provided with a vertical allowance, so that the limiting rod can move up and down, and the lower wedge plate can be conveniently shoveled into and pushed out of the notch.

Optionally, the main chassis is provided with three openings of front, middle and rear.

Optionally, the limiting rod is T-shaped and screwed into the auxiliary chassis in the form of a screw.

Optionally, the lower wedge plate is of a sloping shovel structure.

Optionally, the foot supporting plate is an upward iron sheet perpendicular to the auxiliary chassis.

The beneficial technical effects of this application lie in:

(1) The embodiment of the application provides a cubical switchboard circuit breaker pushes auxiliary device, reasonable in design, convenient operation, be convenient for push or pull out the circuit breaker under different circumstances, have characteristics that the cost is lower, simple structure, easy maintenance. Is suitable for various crowds and meets the use requirements in a humid environment.

(2) According to the pushing auxiliary device for the switch cabinet circuit breaker, provided by the embodiment of the application, due to the fact that the guide rail is arranged, the pushing auxiliary device has the advantages of being convenient and labor-saving when the foot blocking plate is moved; because the auxiliary device is made of stainless steel, the auxiliary device has the advantages of easily available materials and low cost; because the limit rod is screwed into the auxiliary chassis in a screw manner, the pedal is simpler to disassemble, and the pedal has the characteristic of convenient maintenance; the three openings can be selected, so that the use requirements of different crowds are met, and the method has the advantage of wide applicability; because the use is more obvious in a wet and severe working environment, the method has the advantage of high reliability.

Drawings

Fig. 1 is a schematic structural diagram of a pushing auxiliary device for a switchgear breaker according to an embodiment of the present application;

fig. 2 is a schematic structural view of a main body part of a push-in auxiliary device of a switch cabinet circuit breaker according to an embodiment of the present application;

fig. 3 is a schematic structural view of a foot pedal portion in a push-in auxiliary device of a switch cabinet circuit breaker according to an embodiment of the present application;

fig. 4 is a schematic structural view of a telescopic rod in a pushing auxiliary device of a switch cabinet breaker according to an embodiment of the present application;

fig. 5 is an application schematic diagram of a switchgear breaker push-in auxiliary device according to an embodiment of the present application.

In the figure:

1-upper pinch plate; 2-a telescopic rod; 21-upper rod; 22-down tube; 23-cylinder; 24-iron sheet; 3-a main chassis; 4-a guide rail; 5-opening; 6-a lower wedge plate; 7-a limiting rod; 8-an auxiliary chassis; 9-abutting plate; 10-breaker trolley.

Detailed Description

In order to better understand the present application, a clear and complete description of the technical solutions in the embodiments of the present application will be provided below with reference to the drawings in the embodiments of the present application. It will be apparent that the embodiments described below are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by a person skilled in the art without the exercise of inventive faculty, are within the scope of protection of the present application, based on the embodiments described herein.

In the description of the embodiments of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience in describing the embodiments of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present application.

Referring to fig. 1, the schematic structural diagram of a pushing auxiliary device for a switchgear circuit breaker according to an embodiment of the present application is shown.

The switch cabinet circuit breaker pushes auxiliary device that this application embodiment provided includes: a main body portion and a step plate portion;

a body portion comprising: the upper pinch plate 1, the telescopic rod 2 and the main chassis 3;

the middle of the upper pinch plate 1 is provided with a groove for clamping into a baffle at the bottom of the breaker trolley, so that the fixing effect is achieved; one end of the upper pinch plate 1 is connected with a main chassis 3 attached to the ground through a telescopic rod 2;

a footrest section comprising: an auxiliary chassis 8 and a foot supporting plate 9;

the auxiliary chassis 8 is fixed with the main chassis 3, and the foot supporting plate 9 is fixed at one end of the auxiliary chassis 8 and used for limiting foot sliding.

In some possible implementations of the present application, as shown in fig. 4, the telescopic rod 2 is divided into two sections, an upper rod 21 and a lower tube 22; the bottom of the upper rod 21 is nested in the lower tube 22.

In one example, the bottom of the upper rod 21 is welded with a cylinder 23, the diameter of the cylinder 23 being between the diameter of the upper rod 21 and the diameter of the lower tube 22; a hollow round iron sheet 24 is welded on the top of the lower pipe 22, and the inner diameter of the iron sheet 24 is matched with the upper rod 21. This structure allows the upper rod 21 and the lower tube 22 to slide relatively without falling off. The telescopic rod 2 can automatically adjust the length of the rod by utilizing gravity according to the height of the baffle at the bottom of the breaker trolley, so that the main chassis 3 is attached to the ground.

In some possible implementations of the present application, as shown in fig. 2 and 3, the two sides of the main chassis 3 are provided with guide rails 4; a limiting rod 7 is fixed at the lower side of the auxiliary chassis 8 and is used for being matched with the guide rail 4, so that the auxiliary chassis 8 can slide back and forth on the main chassis 3 without falling off;

at least one opening 5 is arranged on the main chassis 3; the lower side of the auxiliary chassis 8 is provided with a lower wedge plate 6 which can be shoveled into the notch 5, and the auxiliary chassis 8 is fixed.

In one example, the guide rail 4 leaves a vertical margin to move the stop lever 7 up and down to facilitate the shoveling and pushing of the lower wedge plate 6 into and out of the gap 5.

As an example, the main chassis 3 is provided with three front, middle and rear openings 5, and the proper openings 5 can be selected according to the needs of different people to fix the position of the pedal part.

In one example, the limiting rod 7 is T-shaped, and is screwed into the auxiliary chassis 8 in the form of a screw, so that the auxiliary chassis is convenient to detach. The auxiliary chassis 8 may be a rectangular steel plate, which serves to connect the parts.

In one example, the lower wedge plate 6 is of a sloping shovel structure and can be shoveled into the notch 5 to fix the auxiliary chassis 8.

In one example, the foot rest 9 is an iron plate that is oriented vertically upward relative to the auxiliary chassis 8.

A specific method of using the push-in auxiliary device for a switchgear circuit breaker is described in detail below with reference to fig. 5.

1) On the premise that the breaker trolley 10 is fixed on the switch cabinet, the upper pinch plate 1 is buckled on the breaker trolley 10, and the main chassis 3 is fixed.

2) The telescopic rod 2 enables the main chassis 3 to be attached to the ground;

3) The lower wedge plate 6 is shoveled into the notch 5, and the auxiliary chassis 8 and the foot blocking plate 9 are fixed;

4) When the circuit breaker is pushed in, the foot applies a rearward force to the foot-stop plate 9, which force is transmitted by the foot-stop plate 9 via the auxiliary chassis 3 to the lower wedge plate 6, which lower wedge plate 6 transmits the force to the main chassis 3 and finally to the circuit breaker trolley 10;

5) When the notch 5 needs to be changed, the foot blocking plate 9 can be pushed forward slightly, so that the lower wedge plate 6 is withdrawn and the notch 5 is changed.

While the present application has been described in detail with reference to the drawings and the embodiments, the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application. None of the details described in this application may be prior art.

Claims

1. A switchgear circuit breaker push-in auxiliary device, characterized in that it comprises: a main body portion and a step plate portion;

a body portion comprising: the upper buckle plate (1), the telescopic rod (2) and the main chassis (3);

a groove for clamping into a baffle at the bottom of the breaker trolley is arranged in the middle of the upper buckle plate (1), so that a fixing effect is achieved; one end of the upper pinch plate (1) is connected with a main chassis (3) attached to the ground through a telescopic rod (2);

a footrest section comprising: an auxiliary chassis (8) and a foot supporting plate (9);

the auxiliary chassis (8) is fixed with the main chassis (3), and the foot supporting plate (9) is fixed at one end of the auxiliary chassis (8) and used for limiting the foot sliding.

2. The push-in auxiliary device of the switch cabinet breaker according to claim 1, characterized in that the telescopic rod (2) is divided into an upper rod (21) and a lower tube (22); the bottom of the upper rod (21) is sleeved into the lower pipe (22).

3. The switchgear circuit breaker push-in auxiliary device according to claim 2, characterized in that the bottom of the upper rod (21) is welded with a cylinder (23), the diameter of the cylinder (23) being between the diameter of the upper rod (21) and the diameter of the lower tube (22); a hollow round iron sheet (24) is welded at the top of the lower pipe (22), and the inner diameter of the iron sheet (24) is matched with the upper rod (21).

4. A switchgear circuit breaker push-in auxiliary device according to any of claims 1-3, characterized in that the main chassis (3) is provided with guide rails (4) on both sides; a limiting rod (7) is fixed at the lower side of the auxiliary chassis (8) and is used for being matched with the guide rail, so that the auxiliary chassis (8) can slide back and forth on the main chassis (3) without falling off;

at least one opening (5) is arranged on the main chassis (3); the lower side of the auxiliary chassis (8) is provided with a lower wedge plate (6) which can be shoveled into the opening (5) to fix the auxiliary chassis (8).

5. The push-in auxiliary device for the switch cabinet circuit breaker according to claim 4, wherein the guide rail (4) is provided with an up-and-down allowance, and the limit rod (7) can be moved up and down so as to facilitate the lower wedge plate (6) to be shoveled into and pushed out of the notch (5).

6. The push-in auxiliary device for a switchgear circuit breaker according to claim 5, characterized in that the main chassis (3) is provided with three front, middle and rear openings (5).

7. The push-in auxiliary device for a switchgear circuit breaker according to claim 4, characterized in that the limit lever (7) is T-shaped and is screwed into the auxiliary chassis (8) in the form of a screw.

8. The switchgear circuit breaker push-in auxiliary device according to claim 4, characterized in that the lower wedge plate (6) is of a sloping shovel structure.

9. A switchgear circuit breaker push-in auxiliary device according to any of claims 1-3, characterized in that the foot-rest plate (9) is an upward iron sheet perpendicular to the auxiliary chassis (8).