CN216529387U

CN216529387U - Low-voltage grounding device

Info

Publication number: CN216529387U
Application number: CN202122851051.3U
Authority: CN
Inventors: 张敏; 陈勇; 龙岩; 杨雄; 张恺; 蔡林芸; 毕祥
Original assignee: Yunnan Power Grid Co Ltd
Current assignee: Yunnan Power Grid Co Ltd
Priority date: 2021-11-20
Filing date: 2021-11-20
Publication date: 2022-05-13
Anticipated expiration: 2031-11-20

Abstract

The utility model discloses a low-voltage grounding device which comprises a device body, wherein an insulating cover is arranged on one side of the vertical end of the device body, a screw rod is arranged in the device body, a grounding wire penetrates through the device body, a copper nose is fixedly connected to one side of the vertical end of the screw rod through a fixing block, and a clamping groove is formed in the outer surface wall of the fixing block. When the device is used, the handle is pushed, the handle drives the grounding wire to move, the grounding wire is inserted into the copper nose, and meanwhile, when the clamping head on the partition plate sleeved outside the grounding wire is inserted into the clamping groove, the clamping head passes through the insertion block, the insertion block passes through the surface of the clamping head, the surface of the clamping head is clamped between the clamping head and the sliding block, and the grounding wire and the copper nose are fixed, so that the using effect of the conventional low-voltage grounding device is improved.

Description

Low-voltage grounding device

Technical Field

The utility model relates to the technical field of low-voltage grounding wires of power systems, in particular to a low-voltage grounding device.

Background

When the low-voltage power is cut off, the low-voltage line needs to be laterally turned for maintenance, and when the ground wire is hung, the installation position of the ground wire is difficult to find. The ground wire is usually installed at the lower pile head of the JP cabinet empty opening outgoing line, and the ground wire is difficult to install due to narrow space of the JP cabinet, or the space of the JP cabinet is small, the outgoing line terminal is closer in distance, and the ground wire cannot be clamped into the exposed terminal and cannot be hung on the ground wire. There are greater personal safety risks. The installation is arranged in succession to empty opening of box formula transformer low pressure side, when a certain return circuit has a power failure to overhaul, other line low-voltage cable circuit live working, the circuit earth connection can only be installed under the switch is qualified for the next round of competitions pile head or become insulating parcel through dismantling pile head drainage wire down, there is the earth connection to close on electrified circuit, there is the risk that electrified circuit ground fault has a power failure, become insulating parcel mode through dismantling pile head drainage wire down and comparatively waste time and energy, and need live working cooperation near on electrified body work, the power failure flow is comparatively complicated, influence customer power off time. And there is a greater risk of personal electric shock.

At present, the existing low-voltage grounding device still has defects, and the existing low-voltage grounding device needs an insulating wrench to fix a grounding wire and a copper nose when in use, so that the existing low-voltage grounding device is relatively troublesome, and the using effect of the existing low-voltage grounding device is further reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the above problems, a low-voltage grounding device is proposed.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a low pressure earthing device, includes the device body, device body vertical end one side is equipped with insulating cover, the inside screw rod that is equipped with of device body, the inside earth connection of wearing to be equipped with of device body, fixed block fixedly connected with copper nose is passed through to screw rod vertical end one side, the fixed block exterior wall is equipped with the block groove, the outside cover of earth connection is equipped with the baffle, the baffle top is equipped with the handle, baffle exterior wall is equipped with the gag lever post, gag lever post vertical end one side and device body exterior wall sliding connection, be equipped with coupling mechanism between block groove and the baffle, block inslot portion is equipped with the telescopic link, the outside cover of telescopic link is equipped with the spring, telescopic link bottom fixedly connected with inserted block.

Preferably, coupling mechanism is including the block post, the vertical end one side of block post is through center pillar fixedly connected with block head, the outside cover of center pillar is equipped with the slider.

Preferably, one side of the vertical end of the limiting rod is in sliding connection with the outer surface wall of the device body through a sliding groove.

Preferably, the snap post is integrally formed with the center post.

Preferably, the snap head is semi-arc shaped.

Preferably, the outer surface wall of the device body is sleeved with an insulating sheath.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

this application is equipped with coupling mechanism through the device, convenient to use person also can be connected and dismantle ground wire and copper nose when not with the help of the instrument, work efficiency has been improved, in the use, promote the handle, the handle drives the ground wire and removes, the ground wire inserts inside the copper nose, simultaneously when the block head on the baffle that the outside cover of ground wire established inserts inside the block groove, the block head passes through the inserted block, the inserted block is drawn block head surface, the card is gone into between block head and the slider, fix ground wire and copper nose, during the dismantlement, pull back the handle, make the inserted block slide the slider outer wall, slide to between slider and the block post, reverse pulling handle again, the inserted block drives the slider and removes, when the inserted block slides to the place that the slider diameter is the biggest, the inserted block can separate with the block head, and is simple to operate convenient, and then current low pressure earthing device's result of use has been improved.

Drawings

FIG. 1 illustrates a schematic diagram of a structure provided in accordance with an embodiment of the present invention;

FIG. 2 illustrates a schematic top view of a structure provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic diagram of a fixed block structure provided in accordance with an embodiment of the present invention;

fig. 4 is a schematic diagram illustrating a partial enlarged structure at a in fig. 3 according to an embodiment of the present invention.

Illustration of the drawings:

1. a device body; 2. a ground line; 3. a handle; 4. a chute; 5. a snap post; 6. a fixed block; 7. a copper nose; 8. a clamping groove; 9. an insulating cover; 10. a limiting rod; 11. a snap head; 12. a screw; 13. a partition plate; 14. a slider; 15. a spring; 16. a telescopic rod; 17. a center pillar; 18. and (5) inserting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a low pressure earthing device, including device body 1, 1 vertical end one side of device body is equipped with insulating cover 9, 1 inside screw rod 12 that is equipped with of device body, 1 inside earth connection 2 of wearing to be equipped with of device body, 6 fixedly connected with copper noses 7 of fixed block are passed through to 12 vertical end one sides of screw rod, 6 exterior walls of fixed block are equipped with

block groove

8, 2 outside covers of earth connection are equipped with

baffle

13, 13 tops of baffle are equipped with

handle

3, 13 exterior walls of baffle are equipped with gag lever post 10, 10 vertical end one side of gag lever post and 1 exterior wall sliding connection of device body, be equipped with coupling mechanism between block groove 8 and the

baffle

13, 8 inside telescopic link 16 that is equipped with in block groove, 16 outside covers of telescopic link are equipped with

spring

15, 16 bottom fixedly connected with inserted block 18 of telescopic link.

Specifically, as shown in fig. 1, the connecting mechanism includes a locking column 5, a locking head 11 is fixedly connected to one side of a vertical end of the locking column 5 through a central column 17, a slider 14 is sleeved outside the central column 17, when the locking head 11 is inserted into the locking groove 8, the locking head 11 passes through an insertion block 18, the insertion block 18 crosses the surface of the locking head 11, and is locked between the locking head 11 and the slider 14, so as to fix the ground wire 2 and the copper nose 7.

Specifically, as shown in fig. 3, the vertical end one side of the limiting rod 10 is connected with the outer wall of the device body 1 in a sliding mode through the sliding groove 4, the sliding stability of the partition plate 13 is guaranteed, the clamping column 5 and the middle column 17 are integrally formed, the cost is saved, the clamping head 11 is in a semi-arc shape, the insertion block 18 is attached to the insertion block 18, the insertion block 18 and the clamping head 11 are convenient to separate, and the outer wall of the device body 1 is sleeved with the insulating sheath to protect the device body 1.

In summary, the device provided in this embodiment is provided with a connecting mechanism, so that a user can conveniently connect and detach the ground wire 2 and the copper nose 7 without using a tool, thereby improving the working efficiency, when the device is used, the handle 3 is pushed, the handle 3 drives the ground wire 2 to move, the ground wire 2 is inserted into the copper nose 7, and simultaneously, when the engaging head 11 on the partition plate 13 sleeved outside the ground wire 2 is inserted into the engaging groove 8, the engaging head 11 passes through the insertion block 18, the insertion block 18 scratches the surface of the engaging head 11, and is engaged between the engaging head 11 and the slider 14, so as to fix the ground wire 2 and the copper nose 7, when the device is detached, the handle 3 is pulled back, so that the insertion block 18 slides over the outer wall of the slider 14, slides to between the slider 14 and the engaging post 5, and then the handle 3 is pulled reversely, the insertion block 18 drives the slider 14 to move, and when the insertion block 18 slides to a place with the largest diameter of the slider 14, the insertion block 18 can be separated from the engaging head 11, the operation is simple and convenient, and the using effect of the existing low-voltage grounding device is further improved.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The low-voltage grounding device comprises a device body (1) and is characterized in that an insulating cover (9) is arranged on one side of the vertical end of the device body (1), a screw rod (12) is arranged inside the device body (1), a grounding wire (2) penetrates through the inside of the device body (1), a copper nose (7) is fixedly connected to one side of the vertical end of the screw rod (12) through a fixing block (6), a clamping groove (8) is formed in the outer wall of the fixing block (6), a partition plate (13) is sleeved outside the grounding wire (2), a handle (3) is arranged at the top of the partition plate (13), a limiting rod (10) is arranged on the outer wall of the partition plate (13), one side of the vertical end of the limiting rod (10) is connected with the outer wall of the device body (1) in a sliding mode, a connecting mechanism is arranged between the clamping groove (8) and the partition plate (13), and a telescopic rod (16) is arranged inside the clamping groove (8), the spring (15) is sleeved outside the telescopic rod (16), and an inserting block (18) is fixedly connected to the bottom of the telescopic rod (16).

2. The low-voltage grounding device as claimed in claim 1, wherein the connecting mechanism comprises a clamping column (5), one side of the vertical end of the clamping column (5) is fixedly connected with a clamping head (11) through a central column (17), and a sliding block (14) is sleeved outside the central column (17).

3. A low-voltage grounding device as claimed in claim 1, characterized in that one side of the vertical end of the limiting rod (10) is slidably connected with the outer wall of the device body (1) through a sliding groove (4).

4. A low voltage grounding device according to claim 2, characterized in that said snap-in stud (5) is formed integrally with the central stud (17).

5. A low-voltage grounding device according to claim 2, characterized in that said snap-on head (11) is of the semi-arc type.

6. A low voltage earthing device according to claim 1, characterized in that said device body (1) is sheathed on its outer wall with an insulating sheath.