CN219304450U

CN219304450U - Lightning arrester for power distribution network

Info

Publication number: CN219304450U
Application number: CN202320200270.1U
Authority: CN
Inventors: 桑潞潞; 张腾腾; 王瑶瑶; 黄梦辉; 常刚
Original assignee: Jincheng Power Supply Co of State Grid Shanxi Electric Power Co Ltd
Current assignee: Jincheng Power Supply Co of State Grid Shanxi Electric Power Co Ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-07-04
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses a lightning arrester for a power distribution network, which belongs to the technical field of lightning arresters and comprises a mounting circular plate, wherein a fixed annular plate is fixedly arranged on the upper surface of the mounting circular plate, a triangular support frame is arranged on the upper surface of the mounting circular plate, the lightning arrester is fixedly arranged on the upper surface of the triangular support frame, a cross butt plate is fixedly arranged on the upper surface of the lightning arrester, and an arc-shaped fixing plate is fixedly arranged on the upper surface of the fixed annular plate. This arrester for distribution network drives U-shaped rack and arc grip block through setting up rotation handle pole drive rotation gear and annular rack board meshing and carries out centre gripping fixed operation to the triangular support frame inwards to move for have better centre gripping fixed effect to the triangular support frame, stability when can be better assurance installs and dismantle the triangular support frame, help people more efficient use, improved the convenience when installing and dismantling the triangular support frame.

Description

Lightning arrester for power distribution network

Technical Field

The utility model belongs to the technical field of lightning arresters, and particularly relates to a lightning arrester for a power distribution network.

Background

A lightning arrester is an electrical appliance for protecting electrical equipment from high transient overvoltages and limiting the freewheel time also often limiting the freewheel amplitude, the term embracing any external gap necessary for the proper functioning of the appliance when installed in operation, whether or not as a whole, the lightning arrester being typically connected between the grid conductor and ground, but sometimes also between the appliance windings or conductors, the lightning arrester sometimes also being referred to as an overvoltage protector, an overvoltage limiter; at present, the existing lightning arrester is generally directly installed on power distribution equipment for use when in use; the existing lightning arrester is inconvenient to install and detach due to the fact that the existing lightning arrester is complex in installation and detachment, the lightning arrester is not beneficial to being used better, and the convenience of people in use is reduced.

Disclosure of Invention

(one) solving the technical problems

In order to overcome the defects in the prior art, the utility model provides the lightning arrester for the power distribution network, which solves the problems that the mounting and dismounting operations of the lightning arrester are very inconvenient due to complexity in mounting and dismounting, the lightning arrester is not beneficial to better use, and the convenience of people in use is reduced.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lightning arrester for distribution network, includes the installation plectane, the upper surface fixed mounting of installation plectane has fixed annular plate, the upper surface of installation plectane is equipped with the triangular support frame, the upper surface fixed mounting of triangular support frame has the lightning arrester, the upper surface fixed mounting of lightning arrester has the cross butt plate, the upper surface fixed mounting of fixed annular plate has the arc fixed plate, the inside of arc fixed plate is equipped with slidable U-shaped rack, the medial surface fixed mounting of U-shaped rack has the arc grip block, the upper surface of fixed annular plate is equipped with rotatable rotation gear, U-shaped rack and rotation gear meshing, the upper surface fixed mounting of fixed annular plate has the spacing support, the inside grafting of spacing support has the gag lever post that runs through in U-shaped rack inside, the medial surface of fixed annular plate is equipped with rotatable annular rack board, rotation gear and annular rack board meshing, the upper surface fixed mounting that is located the rotation gear on right side has the rotation handle pole.

As a further aspect of the utility model: t-shaped sliding grooves are formed in the arc-shaped fixing plates, T-shaped sliding blocks are fixedly arranged on the outer side faces of the U-shaped rack, and the T-shaped sliding grooves are in sliding connection with the T-shaped sliding blocks.

As a further aspect of the utility model: and a plurality of groups of limiting through holes are formed in the inner side face of the U-shaped rack, and the size of each limiting through hole is matched with the size of each limiting rod.

As a further aspect of the utility model: the inner side surface of the fixed annular plate is provided with an annular sliding groove, the outer side surface of the annular rack plate is fixedly provided with an annular sliding block, and the annular sliding groove is rotationally connected with the annular sliding block.

As a further aspect of the utility model: the number of the arc clamping plates is four, and friction anti-slip lines are formed on the inner side faces of the four groups of arc clamping plates.

As a further aspect of the utility model: the outer side face of the triangular support frame is fixedly provided with a plurality of groups of support rods, and the number of the support rods is four.

(III) beneficial effects

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

1. this arrester for distribution network drives U-shaped rack and arc grip block through setting up rotation handle pole drive rotation gear and annular rack board meshing and carries out centre gripping fixed operation to the triangular support frame inwards to move for have better centre gripping fixed effect to the triangular support frame, stability when can be better assurance installs and dismantle the triangular support frame, help people more efficient use, improved the convenience when installing and dismantling the triangular support frame.

2. This arrester for distribution network inserts in the spacing support to arc grip block through setting up the inside that the gag lever post passed U-shaped rack and carries out spacing fixed operation for the arc grip block has better centre gripping fixed effect to the triangular support frame, has further improved the fixed operation of centre gripping to the triangular support frame, helps people more stable to use.

Drawings

FIGS. 1 and 2 are schematic views of the structure of the present utility model;

FIG. 3 is a partially exploded view of the present utility model;

in the figure: 1. mounting a circular plate; 2. fixing an annular plate; 3. triangular support frames; 4. a lightning arrester; 5. a cross butt plate; 6. an arc-shaped fixing plate; 7. a U-shaped rack; 8. an arc-shaped clamping plate; 9. rotating the gear; 10. a limit bracket; 11. a limit rod; 12. annular rack plate; 13. the handle bar is turned.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a lightning arrester for distribution network, including installation plectane 1, the upper surface fixed mounting of installation plectane 1 has fixed annular slab 2, the upper surface of installation plectane 1 is equipped with triangular support frame 3, the upper surface fixed mounting of triangular support frame 3 has lightning arrester 4, the upper surface fixed mounting of lightning arrester 4 has cross butt plate 5, the upper surface fixed mounting of fixed annular slab 2 has arc fixed plate 6, the inside of arc fixed plate 6 is equipped with slidable U-shaped rack 7, the medial surface fixed mounting of U-shaped rack 7 has arc grip block 8, the upper surface of fixed annular slab 2 is equipped with rotatable rotation gear 9,U shape rack 7 and rotation gear 9 meshing, the upper surface fixed mounting of fixed annular slab 2 has spacing support 10, peg graft in the inside of spacing support 10 has the gag lever post 11 that runs through in U-shaped rack 7 inside, the medial surface of fixed annular slab 2 is equipped with rotatable annular rack plate 12, rotation gear 9 and annular rack plate 12 meshing, the upper surface fixed mounting of rotation gear 9 that is located the right side has rotation handle bar 13.

Specifically, as shown in fig. 1 and 2, a plurality of groups of support rods are fixedly installed on the outer side face of the triangular support frame 3, the number of the support rods is four, and the support rods on the outer side face of the triangular support frame 3 are mutually matched, so that the triangular support frame is convenient to support more stably.

Specifically, as shown in fig. 3, the inside of arc fixed plate 6 has been seted up the T shape spout, the lateral surface fixed mounting of U-shaped rack 7 has the T shape slider, T shape spout and T shape slider sliding connection, the inside T shape spout of arc fixed plate 6 and the T shape slider of U-shaped rack 7 lateral surface mutually support, the stability of removal has been improved, multiunit spacing through-hole has been seted up to the medial surface of U-shaped rack 7, spacing through-hole size and the size looks adaptation of gag lever post 11, multiunit spacing through-hole and the gag lever post 11 mutually support of U-shaped rack 7 medial surface, spacing fixed effect has been improved, the quantity of arc grip block 8 is four sets of, four sets of arc grip block 8 medial surfaces all are equipped with friction anti-slip lines, the friction anti-slip line increase frictional force of four sets of arc grip block 8 medial surface, improve anti-slip effect.

The working principle of the utility model is as follows:

s1, placing a triangular support frame 3 to be installed into the inner side of an arc-shaped clamping plate 8, controlling a rotating handle rod 13 to drive a rotating gear 9 to rotate, driving an annular rack plate 12 to rotate by the rotating gear 9, driving the rest of rotating gears 9 to rotate by the annular rack plate 12, and driving a U-shaped rack frame 7 and the arc-shaped clamping plate 8 to inwards move to clamp and fix the triangular support frame 3 by the rotating gear 9 so as to clamp and fix a lightning arrester 4 and a cross butt plate 5;

s2, inserting a limiting rod 11 into the limiting support 10 through the U-shaped rack 7 to limit and fix the arc-shaped clamping plate 8.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims

1. The utility model provides a lightning arrester for distribution network, includes installation plectane (1), the upper surface fixed mounting of installation plectane (1) has fixed annular plate (2), the upper surface of installation plectane (1) is equipped with triangular support frame (3), the upper surface fixed mounting of triangular support frame (3) has lightning arrester (4), its characterized in that: the lightning arrester is characterized in that a cross butt plate (5) is fixedly arranged on the upper surface of the lightning arrester (4), an arc-shaped fixing plate (6) is fixedly arranged on the upper surface of the fixed annular plate (2), a slidable U-shaped rack (7) is arranged inside the arc-shaped fixing plate (6), an arc-shaped clamping plate (8) is fixedly arranged on the inner side surface of the U-shaped rack (7), a rotatable rotating gear (9) is arranged on the upper surface of the fixed annular plate (2), the U-shaped rack (7) is meshed with the rotating gear (9), a limiting support (10) is fixedly arranged on the upper surface of the fixed annular plate (2), a limiting rod (11) penetrating through the U-shaped rack (7) is inserted into the limiting support (10), a rotatable annular toothed plate (12) is arranged on the inner side surface of the fixed annular plate (2), the rotating gear (9) is meshed with the annular toothed plate (12), and a rotating handle rod (13) is fixedly arranged on the upper surface of the rotating gear (9) on the right side.

2. A lightning arrester for a power distribution network according to claim 1, wherein: t-shaped sliding grooves are formed in the arc-shaped fixing plates (6), T-shaped sliding blocks are fixedly arranged on the outer side faces of the U-shaped rack frames (7), and the T-shaped sliding grooves are in sliding connection with the T-shaped sliding blocks.

3. A lightning arrester for a power distribution network according to claim 1, wherein: and a plurality of groups of limiting through holes are formed in the inner side face of the U-shaped rack (7), and the size of each limiting through hole is matched with the size of the limiting rod (11).

4. A lightning arrester for a power distribution network according to claim 1, wherein: an annular sliding groove is formed in the inner side face of the fixed annular plate (2), an annular sliding block is fixedly arranged on the outer side face of the annular rack plate (12), and the annular sliding groove is rotationally connected with the annular sliding block.

5. A lightning arrester for a power distribution network according to claim 1, wherein: the number of the arc clamping plates (8) is four, and friction anti-slip lines are arranged on the inner sides of the four groups of arc clamping plates (8).

6. A lightning arrester for a power distribution network according to claim 1, wherein: the outer side surface of the triangular support frame (3) is fixedly provided with a plurality of groups of support rods, and the number of the support rods is four.