CN219591797U

CN219591797U - Shorting stub for insulator string

Info

Publication number: CN219591797U
Application number: CN202320703218.8U
Authority: CN
Inventors: 夏荣; 李明; 倪进; 零楠; 周炜; 郭勇; 罗晓亮; 张迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-25
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a shorting stub for an insulator string, which comprises a shorting stub body, wherein one end of the shorting stub body is connected with a lead yoke plate through a connecting piece, and the other end of the shorting stub body is connected with an adjusting plate arranged at the end part of a pole tower through the connecting piece; the connecting piece comprises a screw rod, a limit nut and a supporting rod which are sequentially connected, a wiring nose is connected to the supporting rod through a fastener, and the other end of the wiring nose is detachably connected with the shorting stub body; the lead yoke plate and the adjusting plate are respectively sleeved on the screw rod and detachably connected through the gasket nut, and movable gaskets are respectively sleeved between the lead yoke plate and the limiting nut and between the adjusting plate and the limiting nut. The utility model has simple structure, can be quickly assembled and disassembled, prevents the ground conductor from loosening, eliminates potential safety hazards, ensures the personal safety of high-altitude operators, and has popularization value.

Description

Shorting stub for insulator string

Technical Field

The utility model relates to the technical field of insulator string shorting devices, in particular to a shorting wire for an insulator string.

Background

Before the tension insulator string is hung, the wire needs to be disconnected, the existing grounding wire cannot protect the area on one side of the tension insulator string hanging wire after disconnection, and if electrified circuits such as approaching, parallel and crossing exist in the area, induction electricity can be generated, so that personal safety of high-altitude operators is threatened. At present, a temporary grounding conductor is adopted to short-circuit the insulator string, but when a large current passes through or an operator carelessly touches the insulator string by mistake in the operation process, the grounding conductor can be loosened, and potential safety hazards exist; in addition, the grounding conductor cannot be guaranteed to be effectively grounded and turned on and off, and further threat is brought to the safety of operators.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the shorting cable for the insulator string, which has a simple structure, can be quickly assembled and disassembled, prevents the grounding conductor from loosening, eliminates potential safety hazards, ensures the personal safety of high-altitude operators, and has popularization value.

The technical scheme provided by the utility model is as follows:

the short wire for the insulator string comprises a short wire body, wherein one end of the short wire body is connected with a wire yoke plate through a connecting piece, and the other end of the short wire body is connected with an adjusting plate arranged at the end part of a pole tower through the connecting piece; the connecting piece comprises a screw rod, a limit nut and a supporting rod which are sequentially connected, a wiring nose is connected to the supporting rod through a fastener, and the other end of the wiring nose is detachably connected with the shorting stub body; the lead yoke plate and the adjusting plate are respectively sleeved on the screw rod and detachably connected through the gasket nut, and movable gaskets are respectively sleeved between the lead yoke plate and the limiting nut and between the adjusting plate and the limiting nut.

Preferably, the screw, the limit nut and the support rod are integrally formed.

Preferably, the outer surface of the screw is provided with external threads, and the gasket nut is provided with internal threads matched with the external threads.

Preferably, the fastener comprises a screw and a washer, the support rod and the junction nose are respectively provided with a threaded hole and a through hole which are matched with the screw, the screw penetrates through the through hole and is in threaded connection with the threaded hole, and the washer is arranged between the screw and the junction nose.

Preferably, a connecting hole is formed in one end of the wire connecting nose, and the shorting wire body is connected in the connecting hole in a crimping mode.

Preferably, the diameter of the connection hole is larger than the diameter of the shorting bar body.

Preferably, the adjustment plate is grounded.

The beneficial effects of the utility model are as follows:

1) The arranged wiring nose is convenient for the crimping connection of the shorting bars, and meanwhile, the connection between the shorting bars and the supporting bars can be firmer and safer through the fasteners;

2) The movable gasket and the gasket nut can effectively increase the bearing area, and prevent the grounding from loosening caused by touching the grounding end when an operator works;

3) The gasket is arranged to prevent the screw from wearing the junction nose, so that the service life of the junction nose is influenced;

4) The lead yoke plate and the adjusting plate are firmly connected by the cooperation of the screw and the gasket nut;

5) The shorting tab of the present utility model is suitable for connection to wire yoke plates of different thicknesses.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of the structure of the connector in the present utility model.

In the figure: 1. a shorting stub body; 2. a connecting piece; 201. a screw; 202. a limit nut; 203. a support rod; 3. a wire connection nose; 4. a washer nut; 5. a removable spacer; 6. a fastener; 601. a screw; 602. and a gasket.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

It should be noted that, in the description of the present utility model, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are shown based on the orientation or the positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

As shown in fig. 1 to 2, a shorting wire for an insulator string includes a shorting wire body 1, one end of the shorting wire body 1 is connected to a wire yoke through a connector 2, and the other end is connected to an adjusting plate provided at an end of a tower through the connector 2; the connecting piece 2 comprises a screw 201, a limit nut 202 and a supporting rod 203 which are sequentially connected, the supporting rod 203 is connected with a wire connecting nose 3 through a fastener 6, and the other end of the wire connecting nose 3 is detachably connected with the short wire connecting body 1; the lead yoke plate and the adjusting plate are respectively sleeved on the screw 201 and detachably connected through the gasket nut 4, and movable gaskets 5 are respectively sleeved between the lead yoke plate and the limiting nut 202 and between the adjusting plate and the limiting nut 202.

As a further technical solution of this embodiment, the screw 201, the limit nut 202 and the support rod 203 are integrally formed, which is convenient for carrying and installation.

As a further technical solution of this embodiment, the outer surface of the screw 201 is provided with an external thread, and the gasket nut 4 is provided with an internal thread adapted to the external thread, so as to facilitate quick installation.

As a further technical solution of this embodiment, the fastener 6 includes a screw 601 and a washer 602, the supporting rod 203 and the junction nose 3 are respectively provided with a threaded hole and a through hole adapted to the screw 601, the screw 601 penetrates through the through hole and is screwed into the threaded hole, and the washer 602 is disposed between the screw 601 and the junction nose 3, so as to facilitate connection between the junction nose 3 and the supporting rod 203.

As a further technical scheme of this embodiment, a connecting hole is provided at one end of the junction nose 3, and the shorting stub body 1 is crimped and connected in the connecting hole, so that the connection between the shorting stub body 1 and the junction nose 3 is facilitated.

As a further technical scheme of the embodiment, the diameter of the connecting hole is larger than that of the shorting stub body 1, so that the shorting stub body 1 is convenient to press and connect.

As a further technical scheme of the embodiment, the adjusting plate is grounded, so that the generated induction current can flow into the ground quickly, and the safe operation of operators is guaranteed.

The working principle of the utility model is as follows: before the wire is ready to be broken, firstly, the gasket nut 4 is taken down from the screw 201, the screw 201 is inserted into a reserved hole formed in the wire connecting plate, then the gasket nut 4 is screwed into the screw 201, the gasket nut 4 rotates in the direction of the wire connecting plate to drive the wire connecting plate and the movable gasket 5 to move in the direction of the limit nut 202 until the gasket nut 4 cannot be screwed and the movable gasket 5 contacts with the limit nut 202, so that one end of the shorting wire is fixed with the wire connecting plate; in addition, the other end of the shorting stub is connected with an adjusting plate arranged at the end of the pole tower by adopting the steps. When induced electricity is generated on the circuit, because the ground resistance is smaller than the human body resistance, current can flow into the ground from the lead yoke plate to the adjusting plate through the shorting stub, so that operators are prevented from being injured by the induced electricity, and the personal safety of the operators is guaranteed.

The above examples are provided for illustrating the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the principle and spirit of the present utility model.

Claims

1. The short wire for the insulator string is characterized by comprising a short wire body (1), wherein one end of the short wire body (1) is connected with a wire yoke plate through a connecting piece (2), and the other end of the short wire body is connected with an adjusting plate arranged at the end part of a pole tower through the connecting piece (2);

the connecting piece (2) comprises a screw (201), a limit nut (202) and a supporting rod (203) which are sequentially connected, wherein the supporting rod (203) is connected with a wiring nose (3) through a fastener (6), and the other end of the wiring nose (3) is detachably connected with the shorting stub body (1);

the wire yoke plate and the adjusting plate are respectively sleeved on the screw rod (201) and detachably connected through a gasket nut (4), and movable gaskets (5) are respectively sleeved between the wire yoke plate and the limiting nut (202) and between the adjusting plate and the limiting nut (202).

2. The shorting wire for an insulator string according to claim 1, wherein the screw (201), the stop nut (202) and the support rod (203) are integrally formed.

3. The shorting wire for an insulator string according to claim 1, wherein an outer surface of the screw (201) is provided with an external thread, and the spacer nut (4) is provided with an internal thread adapted to the external thread.

4. The shorting stub for an insulator string according to claim 1, wherein the fastener (6) comprises a screw (601) and a washer (602), threaded holes and through holes matched with the screw (601) are respectively formed in the support rod (203) and the wire connection nose (3), the screw (601) penetrates through the through holes and is in threaded connection with the threaded holes, and the washer (602) is arranged between the screw (601) and the wire connection nose (3).

5. The shorting wire for an insulator string according to claim 1, wherein a connecting hole is provided at an end of the wire nose (3), and the shorting wire body (1) is press-connected to the connecting hole.

6. A shorting wire for an insulator string according to claim 5, wherein the diameter of the connection hole is larger than the diameter of the shorting wire body (1).

7. The shorting bar for an insulator string according to claim 1, wherein said tuning plate is grounded.