CN219144649U

CN219144649U - Grounding device for insulated wire stringing process

Info

Publication number: CN219144649U
Application number: CN202223314729.5U
Authority: CN
Inventors: 李越; 曾宪乐; 黄旭; 王�锋; 徐立华; 罗川峰; 覃东通; 黄智�; 韦庆帅; 张如春; 包传民
Original assignee: Guangxi Wanxin Engineering Consulting Co ltd
Current assignee: Guangxi Wanxin Engineering Consulting Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-06
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses an insulated wire stringing process grounding device which comprises a pay-off disc lower disc, a pay-off disc upper disc, a wire guiding disc, a grounding connecting rod, a rotary grounding clamp, a bearing, a grounding wire and a grounding needle, wherein a rotating shaft is arranged in the middle of the pay-off disc lower disc, a fixed pipe is arranged at the middle upper part of the pay-off disc upper disc, a mounting seat for fixing a rolling bearing is arranged at the middle lower part of the pay-off disc upper disc, and the rotating shaft penetrates through the pay-off disc upper disc and is sleeved in the fixed pipe; the upper end of the grounding connecting rod is connected with the rotary grounding device, the lower end of the grounding connecting rod is connected with the fixed pipe, and the other end of the rotary grounding device is connected with the cable wire head; the wire disc passes through the fixed tube and is arranged on the upper disc of the pay-off disc through the grounding connecting rod; the grounding needle is connected with the lower disc of the pay-off disc through a grounding wire. The wire fixing device is simple in structure and convenient to operate, not only can be used for rapidly fixing the wires, but also can be used for rapidly removing the wire fixing tool, and the binding time of the wires is greatly shortened.

Description

Grounding device for insulated wire stringing process

Technical Field

The utility model relates to the field of overhead installation equipment of wires or cables, in particular to a grounding device in an insulated wire stringing process.

Background

When the electric power line adjacent to the live line or crossing the live line works, if the electric power line is possibly close to the live line within a specified safety distance, the construction can be completed after handling the power failure, but the power failure can influence the domestic electric power requirement, and the economic development of the country is not facilitated. When the power failure can not be performed, in order to ensure the safety of operators, a grounding pulley is usually arranged at a working place of the bare conductor to be grounded, but the grounding wire can not be hung at the working place of the insulated conductor due to the insulating layer, and once the power is turned on, the life safety of the operators can be possibly endangered.

The prior art discloses a power line unfolding grounding device CN201621394348.4, which comprises a bearing, a connecting rod, a fixing card and a grounding rod; the prior art also discloses an insulated wire grounding device CN202210963354.0 applied to a distribution pay-off rack, which mainly comprises a puncture hericium erinaceus clamp, a transparent sheath multi-strand annealed copper wire, a slip ring, an axial fastening screw, a flat iron sheet, a flat pipe clamp and a grounding needle. The device solves the problem that the insulated wire cannot be grounded in the process of applying the insulated wire, but can only be used with a column (gate) pay-off bracket, and cannot be applied to a horizontal cable pay-off reel.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the insulated wire grounding device for the horizontal cable pay-off reel, which is simple in structure and convenient to install, operate and carry.

The utility model realizes the aim through the following technical scheme:

the grounding device comprises a pay-off disc lower disc, a pay-off disc upper disc, a wire disc, a grounding connecting rod, a rotary grounding device, a bearing, a grounding wire and a grounding needle, wherein a rotating shaft is arranged in the middle of the pay-off disc lower disc, a fixed pipe is arranged at the middle upper part of the pay-off disc upper disc, a mounting seat for fixing a rolling bearing is arranged at the middle lower part of the pay-off disc upper disc, and the rotating shaft penetrates through the pay-off disc upper disc and is sleeved in the fixed pipe; the upper end of the grounding connecting rod is connected with the rotary grounding device, the lower end of the grounding connecting rod is connected with the fixed pipe, and the other end of the rotary grounding device is connected with the cable wire head; the wire disc passes through the fixed tube and is arranged on the upper disc of the pay-off disc through the grounding connecting rod; the grounding needle is connected with the lower disc of the pay-off disc through a grounding wire.

Further, the lower end of the grounding connecting rod is in threaded connection with the fixed pipe.

Further, the rolling bearing is a ball bearing.

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

1. the utility model improves on the basis of the existing horizontal cable pay-off reel, solves the problem that the existing insulated wire cannot be grounded by means of the rotary grounding device and the grounding connecting rod, and the wire cannot be wound and twisted in the process of unwinding;

2. the utility model has simple structure, the middle section connecting rod is arranged to be in sectional physical rotary connection, thereby being convenient for installation and carrying and more convenient for subsequent use and maintenance;

3. the utility model has good conductivity, can reduce the risk of electric shock, improve the construction safety coefficient and reduce the power failure time.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an exploded view of the structure of the present utility model.

Fig. 3 is a top view of the present utility model.

Fig. 4 is a cross-sectional view of the plane a-a of fig. 3.

Drawing number identification: 1. the pay-off reel is arranged on the lower disc; 11. a rotating shaft; 2. winding on a pay-off reel; 21. a fixed tube; 22. a mounting base; 23. a moving wheel; 3. a wire disc; 31. a cable end; 4. a grounding connecting rod; 5. a rotary ground engaging device; 6. a rolling bearing; 7. a ground wire; 8. and a grounding pin.

Detailed Description

The present utility model is further illustrated by the following examples, but the present utility model is not limited to these examples.

The grounding device for the insulated wire stringing process in the embodiment comprises a lower pay-off disc 1, an upper pay-off disc 2, a wire disc 3, a grounding connecting rod 4, a rotary grounding device 5, a bearing 6, a grounding wire 7 and a grounding needle 8 as shown in fig. 1-4; the middle part of the lower disc 1 of the pay-off disc is provided with a rotating shaft 11, the middle upper part of the upper disc 2 of the pay-off disc is provided with a fixed pipe 21, the middle lower part of the upper disc 2 of the pay-off disc is provided with a mounting seat 22 for fixing the rolling bearing 6, and the rotating shaft 11 passes through the upper disc 2 of the pay-off disc and is sleeved in the fixed pipe 21; the upper end of the grounding connecting rod 4 is provided with a connecting clamping groove matched with the rotary grounding device 5, the lower end of the grounding connecting rod 4 is provided with a threaded rod which can be connected with the fixed pipe 21, and the other end of the rotary grounding device 5 can be connected with the cable wire end 31; the wire disc 3 passes through the fixed tube 21 and is arranged on the wire disc upper disc 2 by the grounding connecting rod 4; the grounding needle 8 is connected with the pay-off reel lower disc 1 through the grounding wire 7.

The working principle of this embodiment is as follows:

firstly, a rolling bearing 6, a pay-off disc upper disc 2, a grounding connecting rod 4 and a wire disc 3 are sequentially arranged on the basis of the pay-off disc lower disc 1, a rotary grounding device 5 is arranged on the grounding connecting rod 4, the other end of the rotary grounding device 5 is connected with a cable wire head 31, and finally, a ground wire 7 is arranged on the pay-off disc lower disc 1 and is communicated with the ground through a grounding needle 8.

When the wires are spread, the wire disc 3 rotates through the moving wheel 23 below the upper disc 2 of the wire releasing disc, and the phenomenon that the wires are wound and twisted can be avoided by means of the rotary grounding device 5. Through rotary connector 5, ground connection rod 4, fixed pipe 21, pivot 11, pay off reel chassis 1, earth connection 7 and grounding needle 8, this device can form the earth return circuit that the electric conductivity is good.

Claims

1. The grounding device for the insulated wire stringing process comprises a pay-off disc lower disc (1), a pay-off disc upper disc (2), a wire disc (3), a grounding connecting rod (4), a rotary grounding device (5), a bearing (6), a grounding wire (7) and a grounding needle (8), and is characterized in that a rotating shaft (11) is arranged in the middle of the pay-off disc lower disc (1), a fixed pipe (21) is arranged at the middle upper part of the pay-off disc upper disc (2), a mounting seat (22) for fixing a rolling bearing (6) is arranged at the middle lower part of the pay-off disc upper disc, and the rotating shaft (11) penetrates through the pay-off disc upper disc (2) and is sleeved in the fixed pipe (21); the upper end of the grounding connecting rod (4) is connected with the rotary grounding device (5), the lower end of the grounding connecting rod is connected with the fixed pipe (21), and the other end of the rotary grounding device (5) is connected with the cable wire head (31); the wire disc (3) passes through the fixed pipe (21) and the grounding connecting rod (4) and is arranged on the upper disc (2) of the pay-off disc; the grounding needle (8) is connected with the pay-off reel lower disc (1) through a grounding wire (7).

2. An insulated wire-laying process grounding device according to claim 1, wherein: the lower end of the grounding connecting rod (4) is in threaded connection with the fixed pipe (21).

3. An insulated wire-laying process grounding device according to claim 1, wherein: the rolling bearing (6) is a ball bearing.