CN218940316U

CN218940316U - Electric iron tower with lightning arrester

Info

Publication number: CN218940316U
Application number: CN202222517891.0U
Authority: CN
Inventors: 许建明; 皮向军
Original assignee: Wuxi Shuntian Iron Tower Equipment Manufacturing Co ltd
Current assignee: Wuxi Shuntian Iron Tower Equipment Manufacturing Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-04-28
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses an electric power iron tower with a lightning arrester, which comprises an electric power iron tower body formed by angle steel, wherein the uppermost end of the electric power iron tower body is provided with the lightning arrester, the lightning arrester comprises an insulating base arranged on the electric power iron tower body, a main conducting plate is arranged on the insulating base, a main grounding lead is connected on the conducting plate, a plurality of lightning arrester components are arranged on the main conducting plate, the lightning arrester components comprise a lightning arrester body, the lower end of the lightning arrester body is connected with an auxiliary conducting plate, the auxiliary conducting plate is connected on the main conducting plate, the auxiliary conducting plate is connected with an auxiliary grounding lead, the upper end of the lightning arrester body is provided with a lightning arrester ball, and the lightning arrester ball is provided with a lightning arrester group. Through the mode, the electric power iron tower with the lightning arrester can ensure long-term stable and effective use of the lightning arrester, avoid the electric power iron tower from losing the lightning arrester effect after the lightning arrester is partially damaged, and ensure that the electric power iron tower can stably operate.

Description

Electric iron tower with lightning arrester

Technical Field

The utility model relates to the field of electric power towers, in particular to an electric power tower with a lightning arrester.

Background

In the existing power transmission field, an electric iron tower is an important facility of an electric power department, and an excessively high electric iron tower is easy to be struck by lightning in thunder and rain, so that lightning rods are generally arranged at the top of the iron tower for protection. The existing lightning arrester is relatively simple in structure, but in the use process, severe weather is inevitably encountered along with the time, so that the lightning arrester is broken and damaged in part, and the lightning protection effect is invalid. Therefore, there is a need for a lightning protection device with redundant design, which ensures that the lightning protection device can still meet the normal lightning protection requirements after part of the structure is damaged.

Disclosure of Invention

The technical problem to be solved mainly by the utility model is to provide the electric iron tower with the lightning arrester, which can ensure the long-term stable and effective use of the lightning arrester, avoid the loss of the lightning arrester effect of the electric iron tower after the damage of the lightning arrester part and ensure the stable operation of the electric iron tower.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides an electric power iron tower with lightning arrester, include the electric power iron tower body of constituteing through the angle steel, the uppermost of electric power iron tower body is provided with lightning arrester, lightning arrester is including installing the insulating base on electric power iron tower body, be equipped with main current conducting plate on the insulating base, be connected with main ground lead on the current conducting plate, be provided with a plurality of lightning-arrest subassemblies on the main current conducting plate, lightning-arrest subassembly includes the arrester body, the lower extreme of arrester body is connected with vice current conducting plate, vice current conducting plate is connected on main current conducting plate, be connected with vice ground lead on the vice current conducting plate, the upper end of arrester body is equipped with the lightning-arrest ball, be equipped with the lightning rod group on the lightning-arrest ball.

In a preferred embodiment of the utility model, a plurality of the auxiliary conductive plates of the lightning protection assembly are connected by conductive connectors.

In a preferred embodiment of the present utility model, the lower end of the secondary conductive plate is provided with a plurality of conductive connection posts, and the lower ends of the conductive connection posts are connected to the primary conductive plate.

In a preferred embodiment of the present utility model, the auxiliary conductive plate is provided with a plurality of lightning scattering pins, and the other ends of the lightning scattering pins are suspended in the air.

In a preferred embodiment of the utility model, the lightning protection assembly comprises a main lightning rod and auxiliary lightning rods uniformly distributed around the periphery of the main lightning rod at intervals, wherein the main lightning rod is arranged along the vertical direction, and the auxiliary lightning rods are obliquely arranged with the vertical direction.

In a preferred embodiment of the utility model, the length of the main lightning rod is greater than that of the auxiliary lightning rod, and the number of the auxiliary lightning rods is 4.

In a preferred embodiment of the present utility model, the lightning arrester body includes a cylindrical lightning rod, and a plurality of equalizing rings are arranged on the lightning rod at intervals in a vertical direction.

In a preferred embodiment of the present utility model, the primary and secondary ground leads pass through the insulating base and are grounded.

The beneficial effects of the utility model are as follows: according to the electric power iron tower with the lightning arrester, the problem that lightning arrester failure occurs under the condition that a certain lightning arrester assembly is damaged is avoided by arranging the plurality of lightning arrester assemblies, and the electric power iron tower is ensured to be in an effective lightning arrester state.

According to the electric power iron tower with the lightning arrester, the lightning arrester assemblies are connected with the main conductive plates to realize lightning drainage, meanwhile, the lightning arrester assemblies can independently shunt lightning, the phenomenon of high-voltage breakdown is avoided, the lightning arrester assemblies can ensure that lightning is attracted in a large range, and the lightning arrester effect is effectively improved.

According to the electric power iron tower with the lightning arrester, effective lightning guiding is achieved through the main lightning rod and the plurality of auxiliary lightning rods on the lightning arrester assembly, the condition that the lightning guiding cannot be achieved due to failure of a single lightning rod is avoided, voltage is transmitted through the auxiliary conductive plates after effective voltage equalizing of the lightning arrester body, and the phenomenon of high-voltage breakdown is further avoided.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic view of a power pylon according to a preferred embodiment of the present utility model;

fig. 2 is a schematic structural view of the lightning arrester;

the components in the drawings are marked as follows: 1. the electric power iron tower body, 11, insulating base, 2, lightning arrester, 21, main conductive plate, 22, lightning-arrest subassembly, 221, arrester body, 2221, lightning-arrest post, 2222, equalizer ring, 222, vice conductive plate, 223, vice ground lead, 224, lightning-arrest ball, 225, lightning-arrest subassembly, 2251, main lightning rod, 2252, vice lightning rod, 226, conductive connection piece, 227, conductive connection post, 228, scattered lightning rod, 23, main ground lead.

Description of the embodiments

The technical solutions in the embodiments of the present utility model will be clearly and completely described below. The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the utility model, without affecting the effect or achievement of the objective. Also, the terms "upper", "lower", "left", "right", "middle", and the like are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for modification or adjustment of the relative relationships thereof, as they are also considered within the scope of the utility model without substantial modification to the technical context.

Referring to fig. 1 to 2, an electric iron tower with a lightning arrester includes an electric iron tower body 1 formed by angle steel, the uppermost end of the electric iron tower body 1 is provided with the lightning arrester 2, and the lightning arrester 2 includes an insulating base 11 mounted on the electric iron tower body 1. The insulating base 11 is provided with a main conductive plate 21 to which a main ground lead 23 is connected.

Be provided with a plurality of lightning-arrest subassemblies 22 on the main current-conducting plate 21, lightning-arrest subassemblies 22 include arrester body 221, and the lower extreme of arrester body 221 is connected with vice current-conducting plate 222, and vice current-conducting plate 222 is connected on main current-conducting plate 21, is connected with vice ground lead 223 on the vice current-conducting plate 222, and the upper end of arrester body 221 is equipped with lightning-arrest ball 224, is equipped with lightning-arrest subassembly 225 on the lightning-arrest ball 224. The plurality of lightning protection assemblies 22 simultaneously play a role in lightning protection, and when any lightning protection assembly 225 fails, other lightning protection assemblies 225 can still work normally, so that the failure condition is avoided.

The sub-conductive plates 222 of the plurality of lightning protection assemblies 22 are connected by conductive connection members 226. The lower end of the sub-conductive plate 222 is provided with a plurality of conductive connection posts 227, and the lower end of the conductive connection posts 227 is connected to the main conductive plate 21. The main ground lead 23 and the sub ground lead 223 pass through the insulating base 11 and are grounded. Lightning can be conducted through the auxiliary conducting plates 222, the conducting connecting columns 227, the main conducting plates 21 and the main grounding leads 23, and also can be conducted through the auxiliary conducting plates 222 and the auxiliary grounding leads 223, and the auxiliary conducting plates 222 are connected for further shunting, so that the condition of breakdown is avoided.

The auxiliary conductive plate 222 is provided with a plurality of scattering pins 228, and the other ends of the scattering pins 228 are suspended. The auxiliary current diversion can be realized by the cooperation of the lightning scattering needle 228 and the auxiliary current on the auxiliary conducting plate 222 through the atmosphere.

The lightning protection assembly 225 comprises a main lightning rod 2251 and auxiliary lightning rods 2252 uniformly distributed around the periphery of the main lightning rod 2251, wherein the main lightning rod 2251 is arranged along the vertical direction, and the auxiliary lightning rods 2252 are obliquely arranged along the vertical direction. The length of the main lightning rod 2251 is greater than the length of the auxiliary lightning rods 2252, and the number of the auxiliary lightning rods 2252 is 4. The primary lightning rod 2251 serves as the primary lightning conductor and the secondary lightning rod 2252 serves as the secondary lightning conductor. As long as the secondary 2252 and primary 2251 lightning conductors are not totally damaged, it is still possible to ensure that there is some lightning protection effect. The included angle between the auxiliary lightning rod 2252 and the main lightning rod 2251 is 45 ° -60 °, so that the setting effect is optimal.

The lightning arrester body 221 includes a cylindrical lightning protection column 2221, and a plurality of grading rings 2222 are provided at intervals in the vertical direction of the lightning protection column 2221. The lightning pole 2221 is used for preventing the high-voltage wire from being damaged due to overvoltage, and the grading ring 2222 is used for balancing stray capacitance to the ground, so that the voltage distribution is uniform, and the lightning pole 2221 is damaged due to no local breakdown.

Compared with the prior art, the electric iron tower with the lightning arrester can ensure long-term stable and effective use of the lightning arrester, avoid the electric iron tower from losing the lightning arrester effect after the lightning arrester is partially damaged, and ensure that the electric iron tower can stably operate.

The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.

Claims

1. The utility model provides an electric power iron tower with lightning arrester, includes the electric power iron tower body of constituteing through the angle steel, its characterized in that, the uppermost of electric power iron tower body is provided with lightning arrester, lightning arrester is including installing the insulating base on the electric power iron tower body, be equipped with main current conducting plate on the insulating base, be connected with main ground lead on the current conducting plate, be provided with a plurality of lightning-arrest subassemblies on the main current conducting plate, lightning-arrest subassembly includes the arrester body, the lower extreme of arrester body is connected with vice current conducting plate, vice current conducting plate is connected on main current conducting plate, be connected with vice ground lead on the vice current conducting plate, the upper end of arrester body is equipped with the lightning-arrest ball, be equipped with the lightning rod group on the lightning-arrest ball.

2. A power pylon with lightning protection means according to claim 1 wherein a plurality of secondary conductive plates of the lightning protection assembly are connected by conductive connectors.

3. The electric iron tower with lightning protection device according to claim 2, wherein the lower end of the auxiliary conductive plate is provided with a plurality of conductive connecting posts, and the lower ends of the conductive connecting posts are connected to the main conductive plate.

4. A power pylon with lightning protection device according to claim 3 wherein the secondary conductive plate is provided with a plurality of lightning conductor, the other end of the lightning conductor is suspended.

5. The electric iron tower with lightning protection device according to any one of claims 1-4, wherein the lightning protection assembly comprises a main lightning rod and auxiliary lightning rods uniformly distributed around the periphery of the main lightning rod at intervals, the main lightning rod is arranged along the vertical direction, and the auxiliary lightning rods are obliquely arranged with the vertical direction.

6. The pylon with lightning protection device of claim 5 wherein the length of the primary lightning rod is greater than the length of the secondary lightning rods, the number of secondary lightning rods being 4.

7. The electric iron tower with lightning arrester of claim 6, wherein the lightning arrester body comprises a cylindrical lightning rod, and a plurality of equalizing rings are arranged at intervals in the vertical direction of the lightning rod.

8. The pylon with lightning protection device of claim 7 wherein the primary and secondary ground leads are grounded after passing through an insulating base.