CN216312087U

CN216312087U - Transformer grounding device

Info

Publication number: CN216312087U
Application number: CN202121854841.0U
Authority: CN
Inventors: 张治�; 欧阳旭; 黄渤; 练睿; 申畅; 陈翔; 李鹏程; 罗蓉; 盛启亮; 章诗佳
Original assignee: CHENGDU ZHIDA POWER AUTOMATION CO LTD
Current assignee: CHENGDU ZHIDA POWER AUTOMATION CO LTD
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-04-15
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a transformer grounding device, which comprises a box body, wherein a vertical electric lifting rod is arranged at the upper end of the box body, a rotating device is arranged at the upper end of the electric lifting rod, an electric telescopic rod is arranged on the rotating device, a grounding rod is arranged at the end part of the electric telescopic rod, a hook is arranged at the end part of the grounding rod, an electric contact sheet is arranged at the inner side of the hook, a joint is arranged on the grounding rod, the joint is respectively and electrically connected with the electric contact sheet and a grounding wire, and an electroscope is arranged on the hook; electroscope, electric lift pole and electric telescopic handle all are connected with the controller electricity, and the controller setting is in the box. This scheme is used for carrying out ground connection to each way split phase when outdoor high voltage transformer overhauls, articulates on the lead wire of transformer through the couple. Get in touch accessible electric lift pole and electric telescopic handle's flexible drive adjustment position, the automatic lead wire position that rises replaces the manual work to articulate the ground wire and dismantle the ground wire, possesses the innovation, accords with the ann rule requirement, easy and simple to handle from safe angle.

Description

Transformer grounding device

Technical Field

The utility model relates to the technical field of electric power overhaul, in particular to a transformer grounding device.

Background

The indoor high-voltage transformer is 110kV or above, and when power failure occurs, earth wires need to be hung on all phases of all sides respectively. The operation and maintenance personnel need to climb up to a transformer of 6 meters, and ground personnel and climbing personnel are matched to transfer the grounding wire. In the operation process, the falling risk and the electric shock risk exist; and after the maintenance work is finished, disassembling the grounding wire and repeating the step. If three turns of three-phase joints on each side of the transformer are changed, 9 grounding wires need to be hung, and the working efficiency is extremely low.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides a transformer grounding device which is simple to operate.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:

the transformer grounding device comprises a box body, wherein a vertical electric lifting rod is arranged at the upper end of the box body, a rotating device is arranged at the upper end of the electric lifting rod, an electric telescopic rod is arranged on the rotating device, a grounding rod is arranged at the end part of the electric telescopic rod, a hook is arranged at the end part of the grounding rod, an electric contact sheet is arranged on the inner side of the hook, a joint is arranged on the grounding rod, the joint is respectively and electrically connected with the electric contact sheet and a grounding wire, and an electroscope is arranged on the hook; electroscope, electric lift pole and electric telescopic handle all are connected with the controller electricity, and the controller setting is in the box.

The utility model has the beneficial effects that: this scheme is used for carrying out ground connection to each way split phase when outdoor high voltage transformer overhauls, articulates on the lead wire of transformer through the couple. Get in touch accessible electric lift pole and electric telescopic handle's flexible drive adjustment position, the automatic lead wire position that rises replaces the manual work to articulate the ground wire and dismantle the ground wire, possesses the innovation, accords with the ann rule requirement, easy and simple to handle from safe angle. The electroscope can check whether the lead wire is provided with a point, so that the risk of electric shock is avoided.

Drawings

Fig. 1 is a structural view of a transformer grounding device.

Wherein, 1, electroscope, 2, couple, 3, electric contact piece, 4, joint, 5, earthing rod, 6, electric telescopic handle, 7, clamp splice, 8, horizontal rotation motor, 9, electric lift pole, 10, box, 11, truckle, 12, fixed ear, 13, supporting legs, 14, balancing weight, 15, earth connection.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all changes that come within the meaning and range of equivalency of the claims are to be embraced therein.

As shown in fig. 1, the transformer grounding device of the scheme comprises a box body 10, a vertical electric lifting rod 9 is arranged at the upper end of the box body 10, a rotating device is arranged at the upper end of the electric lifting rod 9, an electric telescopic rod 6 is arranged on the rotating device, a grounding rod 5 is arranged at the end part of the electric telescopic rod 6, a hook 2 is arranged at the end part of the grounding rod 5, an electric contact piece 3 is arranged at the inner side of the hook 2, a joint 4 is arranged on the grounding rod 5, the joint 4 is respectively and electrically connected with the electric contact piece 3 and a grounding wire 15, and an electroscope 1 is arranged on the hook 2; electroscope 1, electric lift pole 9 and electric telescopic handle 6 all are connected with the controller electricity, and the controller setting is in box 10.

This scheme is used for carrying out ground connection to each way split phase when outdoor high voltage transformer overhauls, articulates on the lead wire of transformer through couple 2. The hook 2 can be automatically lifted to the lead position by the telescopic driving adjusting positions of the electric lifting rod 9 and the electric telescopic rod 6, replaces manual ground wire hanging connection 15 and ground wire dismounting, and is innovative from a safety angle, meets the safety requirements and is simple and convenient to operate. Electroscope 1 can check whether the lead wire is with the point, avoids appearing the risk of electrocuting.

The rotating device comprises a horizontal rotating motor 8 installed at the upper end of an electric lifting rod 9, a U-shaped clamping block 7 is arranged in a rotating shaft of the horizontal rotating motor 8, an electric lifting rod 6 is hinged to the clamping block 7 through a rotating shaft, the rotating shaft is connected with a rotating shaft of a vertical rotating motor, and the vertical rotating motor is installed on the clamping block 7. Can drive couple 2 through horizontal rotation motor 8 and vertical rotating electrical machines and carry out a plurality of angular adjustment, conveniently adapt to different scenes and use, also make things convenient for couple 2 to hang on the lead wire.

The electric contact piece 3 is an arc-shaped elastic piece, a spring is arranged between the elastic piece and the hook 2, and the spring provides support for the electric contact piece 3, so that the hook 2 can stably execute grasping/releasing actions.

Be provided with lifting button, rotating button, angle adjustment button and contact button on the box 10, lifting button, rotating button, angle adjustment button and the even controller electricity of contact button are connected, and the lift action of a plurality of button control couple 2 on the staff's accessible box 10 for the operation is simpler.

Supporting legs 13 are arranged on two sides of the box body 10, balancing weights 14 are arranged on the supporting legs 13, and the upper ends of the supporting legs 13 are fixed on the fixing lugs 12 through bolts; the supporting legs 13 can be disassembled, so that the carrying is convenient; the tank 10 is counter-weighted during operation to prevent the tank 10 from tipping over. Four corners at the bottom of the box body 10 are provided with lockable casters 11, so that the box body 10 can be conveniently moved and carried.

Claims

1. A transformer grounding device is characterized by comprising a box body, wherein a vertical electric lifting rod is arranged at the upper end of the box body, a rotating device is arranged at the upper end of the electric lifting rod, an electric telescopic rod is arranged on the rotating device, a grounding rod is arranged at the end part of the electric telescopic rod, a hook is arranged at the end part of the grounding rod, an electric contact sheet is arranged on the inner side of the hook, a joint is arranged on the grounding rod, the joint is respectively and electrically connected with the electric contact sheet and a grounding wire, and an electroscope is arranged on the hook; electroscope, electric lift pole and electric telescopic handle all are connected with the controller electricity, the controller sets up in the box.

2. The transformer grounding device of claim 1, wherein the rotating device comprises a horizontal rotating motor mounted on the upper end of an electric lifting rod, a U-shaped clamping block is arranged on a rotating shaft of the horizontal rotating motor, the electric lifting rod is hinged on the clamping block through a rotating shaft, the rotating shaft is connected with a rotating shaft of a vertical rotating motor, and the vertical rotating motor is mounted on the clamping block.

3. The transformer grounding device of claim 1, wherein the electrical contact is an arc-shaped elastic piece, and a spring is arranged between the elastic piece and the hook.

4. The transformer grounding device of claim 1, wherein a lifting button, a rotating button, an angle adjusting button and a contact button are arranged on the box body, and the lifting button, the rotating button, the angle adjusting button and the contact button are electrically connected with a uniform controller.

5. The transformer grounding device according to claim 1, wherein supporting legs are arranged on both sides of the box body, balancing weights are arranged on the supporting legs, and the upper ends of the supporting legs are fixed on the fixing lugs through bolts.

6. The transformer grounding device of claim 1, wherein lockable casters are arranged at four corners of the bottom of the box.