CN220438500U - Breaker secondary circuit fault detection device - Google Patents

Abstract

The utility model belongs to the technical field of circuit breakers, and particularly relates to a secondary circuit fault detection device of a circuit breaker. Through the motor work that sets up, adjust the position of first movable frame, make things convenient for operating personnel to carry out the contact detection to the circuit breaker through the ampere meter according to the position of circuit breaker switch with the switch joint in the inside of first movable frame, press the switch, work through the second electric putter that sets up, make first movable frame reciprocate, close and open the switch of circuit breaker, carry out the contact secondary to the circuit breaker through the ampere meter and detect, easy operation can reduce the work degree of difficulty of this equipment operation like this, the convenience that improves this equipment used can also carry out self-closing and open to the circuit breaker, reduce manual operation's touching, thereby the security that this equipment used is improved.

Description

Breaker secondary circuit fault detection device

Technical Field

The utility model belongs to the technical field of circuit breakers, and particularly relates to a secondary circuit fault detection device of a circuit breaker.

Background

A circuit breaker refers to a switching device capable of closing, carrying and opening a current under normal circuit conditions and closing, carrying and opening a current under abnormal circuit conditions within a prescribed time. The circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range, and the division of a high-voltage boundary line and a low-voltage boundary line is fuzzy, and is generally called as a high-voltage electrical appliance with the voltage of more than 3 kV. The ammeter is one of instruments for detecting loop faults of the circuit breaker and is used for detecting the current value of contact of a contact of the circuit breaker so as to determine the contact quality, and is manufactured according to the fact that an electrified conductor is acted by magnetic force in a magnetic field. When the secondary circuit fault detection is carried out on a part of circuit breakers by using an ammeter, the circuit breakers are required to be manually closed and opened, electric leakage is easy to occur under the condition that the circuit breakers are electrified again, the life safety of operators is endangered, and the safety is low.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a secondary circuit fault detection device of a circuit breaker, which solves the problems that when a part of circuit breakers are used for secondary circuit fault detection by using an ammeter, the circuit breakers need to be manually closed and opened, and under the condition that the circuit breakers are electrified again, electric leakage is easy to occur, the life safety of operators is endangered, and the safety is lower.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circuit breaker secondary circuit fault detection device, includes the work box, one side fixed mounting at work box top has first link, first connecting hole has been seted up on the surface of first link, the both sides of work box bottom are fixed mounting respectively has the second link, the second connecting hole has been seted up on the surface of second link, the opposite side at work box top is provided with the switch, one side fixed mounting of work box inner wall has the second electric putter, the output of second electric putter is provided with the second and removes the frame, one side fixed mounting of second removes the frame inner wall has the motor, the output of motor is provided with the threaded rod, the surface of threaded rod is provided with first removal frame, one side sliding connection of first removal frame inner wall has first gag lever post, the opposite side of work box inner wall is provided with the ampere meter.

Preferably, a first electric push rod is fixedly installed at one end inside the working box, and a clamping plate is arranged at the output end of the first electric push rod.

Preferably, a second spring is fixedly arranged at the other end of the inside of the working box, a supporting frame is fixedly arranged at one end of the second spring, limiting holes are respectively formed in two sides of the surface of the supporting frame, a first spring is fixedly arranged at two ends of the working box, a connecting plate is fixedly arranged at one end of the first spring, and a second limiting rod is fixedly arranged at one side of the connecting plate.

Preferably, one side of the first movable frame is arranged in a concave shape, the other end of the first movable frame is positioned in the second movable frame, the first movable frame is in sliding connection with the second movable frame, and the switch is electrically connected with the second electric push rod.

Preferably, the second moving frame is located at one side of the inside of the working box, the second moving frame is in sliding connection with the working box, the clamping plate is located at the other side of the inside of the working box, and the clamping plate is in sliding connection with the working box.

Preferably, the support frame is located one end inside the working box, and the support frame is connected with the working box in a sliding manner, and the support frame is located below the ammeter.

Preferably, the second limiting rod is sleeved with the first spring, and one end of the second limiting rod is slidably connected with the working box and the limiting hole.

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

through the motor work that sets up, adjust the position of first movable frame, make things convenient for operating personnel to carry out the contact detection to the circuit breaker through the ampere meter according to the position of circuit breaker switch with the switch joint in the inside of first movable frame, press the switch, work through the second electric putter that sets up, make first movable frame reciprocate, close and open the switch of circuit breaker, carry out the contact secondary to the circuit breaker through the ampere meter and detect, easy operation can reduce the work degree of difficulty of this equipment operation like this, the convenience that improves this equipment used can also carry out self-closing and open to the circuit breaker, reduce manual operation's touching, thereby the security that this equipment used is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is an enlarged view of the utility model A;

fig. 5 is an enlarged view of the present utility model B.

In the figure: 1. a working box; 2. a first connection frame; 3. a first connection hole; 4. a switch; 5. a first electric push rod; 6. a clamping plate; 7. an ammeter; 8. a support frame; 9. a second connecting frame; 10. a second connection hole; 11. a first moving frame; 12. a second moving frame; 13. a connecting plate; 14. a second electric push rod; 15. a motor; 16. a first stop lever; 17. a threaded rod; 18. a limiting hole; 19. a first spring; 20. and a second spring.

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.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a circuit breaker secondary circuit fault detection device, including work box 1, one side fixed mounting at work box 1 top has first link 2, first connecting hole 3 has been seted up on the surface of first link 2, the both sides of work box 1 bottom are fixed mounting respectively has second link 9, the second connecting hole 10 has been seted up on the surface of second link 9, the opposite side at work box 1 top is provided with switch 4, one side fixed mounting of work box 1 inner wall has second electric putter 14, the output of second electric putter 14 is provided with second movable frame 12, one side fixed mounting of second movable frame 12 inner wall has motor 15, the output of motor 15 is provided with threaded rod 17, the surface of threaded rod 17 is provided with first movable frame 11, one side sliding connection of first movable frame 11 inner wall has first gag lever post 16, the opposite side of work box 1 inner wall is provided with ampere meter 7.

Through the motor 15 work that sets up, make threaded rod 17 drive first movable frame 11 and remove, make things convenient for operating personnel to carry out the position of first movable frame 11 according to the position of circuit breaker switch, the switch joint of circuit breaker is in the inside of first movable frame 11, it is fixed this equipment to run through first connecting hole 3 and second connecting hole 10 to outside screw, carry out the contact detection to the circuit breaker through ampere meter 7, after the first detection, press switch 4, work through the second electric putter 14 that sets up, make second movable frame 12 drive first movable frame 11 and reciprocate, switch to the circuit breaker is closed and is opened, carry out the contact secondary detection to the circuit breaker through ampere meter 7, and is easy to operate, can reduce the work degree of difficulty of this equipment operation like this, improve the convenience that this equipment used, can also carry out automatic shutdown and open to the circuit breaker, reduce the touch of manual operation, the security that this equipment used is improved.

In one aspect of the embodiment, the clamping plate 6 is far away from the ammeter 7 by the operation of the first electric push rod 5, so that the ammeter 7 is detached, the design is simple, and the production cost of the equipment is reduced.

In one aspect of this embodiment, pulling connecting plate 13 pulls the second gag lever post out from the inside of spacing hole 18, pulls support frame 8, adjusts the position of support frame 8, pulls support frame 8 to the inside of work box 1 through the elasticity that second spring 20 produced, unclamps connecting plate 13 after, makes the second gag lever post remove the inside of support frame 8 through the elasticity that first spring 19 produced, carries out spacing to support frame 8, conveniently according to the width of ampere meter 7 bottom, adjusts the position of support frame 8, supports the bottom of ampere meter 7 to this equipment is to the stability of placing of ampere meter 7.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a circuit breaker secondary circuit fault detection device, includes work box (1), its characterized in that: first connecting frame (2) are fixedly installed on one side at work box (1) top, first connecting hole (3) have been seted up on the surface of first connecting frame (2), the both sides of work box (1) bottom are fixed mounting respectively has second link (9), second connecting hole (10) have been seted up on the surface of second link (9), the opposite side at work box (1) top is provided with switch (4), one side fixed mounting of work box (1) inner wall has second electric putter (14), the output of second electric putter (14) is provided with second and removes frame (12), one side fixed mounting of second removes frame (12) inner wall has motor (15), the output of motor (15) is provided with threaded rod (17), the surface of threaded rod (17) is provided with first removal frame (11), one side sliding connection of first removal frame (11) inner wall has first spacing pole (16), the opposite side of work box (1) inner wall is provided with ampere meter (7).

2. The secondary circuit fault detection device of a circuit breaker according to claim 1, wherein: one end inside the working box (1) is fixedly provided with a first electric push rod (5), and the output end of the first electric push rod (5) is provided with a clamping plate (6).

3. The secondary circuit fault detection device of a circuit breaker according to claim 1, wherein: the novel automatic lifting device is characterized in that a second spring (20) is fixedly arranged at the other end of the inside of the working box (1), a supporting frame (8) is fixedly arranged at one end of the second spring (20), limiting holes (18) are respectively formed in two sides of the surface of the supporting frame (8), a first spring (19) is fixedly arranged at two ends of the working box (1), a connecting plate (13) is fixedly arranged at one end of the first spring (19), and a second limiting rod is fixedly arranged at one side of the connecting plate (13).

4. The secondary circuit fault detection device of a circuit breaker according to claim 1, wherein: one side of the first movable frame (11) is arranged in a concave shape, the other end of the first movable frame (11) is positioned in the second movable frame (12), the first movable frame (11) is in sliding connection with the second movable frame (12), and the switch (4) is electrically connected with the second electric push rod (14).

5. The secondary circuit fault detection device of a circuit breaker according to claim 2, wherein: the second movable frame (12) is located on one side of the inside of the working box (1), the second movable frame (12) is in sliding connection with the working box (1), the clamping plate (6) is located on the other side of the inside of the working box (1), and the clamping plate (6) is in sliding connection with the working box (1).

6. A breaker secondary circuit fault detection device according to claim 3, wherein: the support frame (8) is located one end inside the working box (1), the support frame (8) is connected with the working box (1) in a sliding mode, and the support frame (8) is located below the ammeter (7).

7. A breaker secondary circuit fault detection device according to claim 3, wherein: the second limiting rod is sleeved and connected with the first spring (19), and one end of the second limiting rod is in sliding connection with the working box (1) and the limiting hole (18).