CN213070765U

CN213070765U - Lightning arrester with replaceable components

Info

Publication number: CN213070765U
Application number: CN202022168058.0U
Authority: CN
Inventors: 阙贞艳
Original assignee: Anhui Xixi Electrical Equipment Co ltd
Current assignee: Anhui Xixi Electrical Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-04-27
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a lightning arrester that subassembly can be replaced, including insulator foot, insulator foot's last surface center fixed mounting has the condenser, the top demountable installation of condenser has the threading part, there are two buckle recesses in the top outside of condenser, the threading part includes the flange, the inner wall of flange is equipped with two buckles, buckle recess card is gone into the inboard of buckle, the top demountable installation of condenser has the voltage-sharing part, the voltage-sharing part includes the flange, the inner wall of flange is equipped with two buckles, buckle recess card is gone into the inboard of buckle. The utility model discloses a buckle design in the part makes device convenient to detach installation to it is more firm.

Description

Lightning arrester with replaceable components

Technical Field

The utility model relates to a but substitution arrester technical field specifically is a but arrester of subassembly substitution.

Background

With the rapid development of social economy, people invent a lightning arrester in order to prevent lightning from damaging a high-voltage wire, wherein the lightning arrester is used for protecting electrical equipment from being damaged by high transient overvoltage during lightning stroke, limiting follow current time and normally limiting follow current amplitude. Lightning arresters are sometimes also referred to as overvoltage protectors, overvoltage limiters, and lightning arresters with some replaceable parts.

However, the existing replaceable lightning arrester cannot conveniently replace parts, and the replacement of screws is heavy; therefore, the existing requirements are not met, and a lightning arrester with replaceable components is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but arrester of subassembly alternate form to solve the unable convenient replacement part that provides in the above-mentioned background art, and seem heavy scheduling problem because of the replacement of screw.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lightning arrester of subassembly replaceable, includes insulator foot, insulator foot's upper surface intermediate position fixed mounting has the condenser, the threading part is installed on the top of condenser, the surperficial evenly distributed of condenser has ten silicon rubber full skirts, the top outside of condenser is equipped with two buckle recesses, the threading part includes the flange, the fixed electrode slice that is equipped with in intermediate position of flange up end, the top of electrode slice is equipped with the wiring hole, the inner wall of flange is equipped with two buckles, buckle recess card is gone into the inboard of buckle.

The capacitor comprises a capacitor body, wherein the capacitor body is provided with a capacitor groove, the capacitor body is provided with a voltage-sharing part, the voltage-sharing part comprises a flange, two buckles are arranged on the inner wall of the flange, and the buckle groove is clamped into the inner side of each buckle

Preferably, the capacitor has an electrode mounted therein, and the electrode has a spring mounted therein.

Preferably, the surface of the insulation base is provided with four threaded holes.

Preferably, an epoxy tube is installed on the outer side of the electrode, and a gap between the epoxy tube and the electrode is filled with filling glue.

Preferably, three layers of grading rings are fixedly mounted on the outer side of the grading part.

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

1. the utility model has the advantages that the bottom thread is fixed on the high-voltage pole, so that the whole structure can not fall off;

2. the utility model connects the ground wire to the arrester through the wiring hole at the top end of the threading part, so that the high-voltage current generated by lightning strike can not be transmitted through the high-voltage wire and directly enters the ground;

3. the utility model realizes the high-voltage current generated by the lightning stroke to be equally dispersed through the grading ring of the grading part, so that the high-voltage current generated by the lightning stroke is not directly transmitted through the high-voltage line, but is transmitted in a slow step by step mode;

4. the utility model has the advantages that the parts can be stably installed without falling off through the buckle inside the parts and the buckle groove on the side surface of the top end of the capacitor;

5. the utility model discloses an inside epoxy pipe of arrester and electrode, the effectual transport that carries out high tension current.

Drawings

FIG. 1 is an overall internal view of the present invention;

fig. 2 is a schematic structural view of a threading part of the present invention;

FIG. 3 is a schematic structural view of the buckle groove of the present invention;

FIG. 4 is a schematic structural view of the pressure equalizing part of the present invention;

FIG. 5 is a schematic structural view of the grading ring of the present invention;

fig. 6 is a schematic structural diagram of the electrode of the present invention.

In the figure: 1. a capacitor; 2. a silicon rubber umbrella skirt; 3. an insulating base; 4. an electrode sheet; 5. a flange; 6. buckling; 7. a snap groove; 8. a grading ring; 9. a wiring hole; 10. a threaded hole; 11. a spring; 12. an epoxy tube; 13. an electrode; 14. filling glue; 15. threading parts; 16. a pressure equalizing part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 6, the present invention provides an embodiment: a lightning arrester with replaceable components comprises an insulating base 3, a capacitor 1 is fixedly mounted in the middle of the upper surface of the insulating base 3, a threading part 15 is mounted at the top end of the capacitor 1, ten silicon rubber umbrella skirts 2 are uniformly mounted on the surface of the capacitor 1, two buckle grooves 7 are formed in the outer side of the top end of the capacitor 1, the threading part 15 comprises a flange 5, an electrode plate 4 is fixedly arranged in the middle of the upper end face of the flange 5, a wiring hole 9 is formed in the top end of the electrode plate 4, two buckles 6 are arranged on the inner wall of the flange 5, and the buckle grooves 7 are clamped into the inner sides of the buckles 6;

grading parts 16 are installed on the top end of capacitor 1, and grading parts 16 include flange 5, and the inner wall of flange 5 is equipped with two buckles 6, and buckle recess 7 card is gone into the inboard of buckle 6.

Further, the capacitor 1 is internally provided with an electrode 13, and the electrode 13 is internally provided with a spring 11.

Further, the surface of insulating base 3 is equipped with four screw holes 10, through the fixed of bolt, makes whole firm can not appear droing on the high voltage pole.

Furthermore, an epoxy tube 12 is mounted on the outer side of the electrode 13, a gap between the epoxy tube 12 and the electrode 13 is filled with filling glue 14, and the service life of the lightning arrester is prolonged by pressure relief and pressure reduction of the electrode epoxy tube and other parts.

Further, three grading rings 8 are fixedly mounted on the outer sides of the grading parts 16, and the grading rings uniformly disperse high-voltage current generated by lightning stroke, so that high-voltage wires cannot be damaged.

The working principle is as follows: during the use, put threading part 15 on condenser 1's top earlier, then press threading part 15 to the position of buckle recess 7 downwards, clockwise rotation threading part 15, block buckle recess 7 with buckle 6, then fix screw hole 10 on the top of high voltage pole with the bolt, start work promptly, or place the top at condenser 1 with voltage-sharing part 16, press voltage-sharing part 16 to the position of buckle recess 7 downwards, clockwise rotation threading part 15, block buckle recess 7 with buckle 6, then with it can on the high voltage pole with the bolt fastening.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an arrester of subassembly displaceable, includes insulator foot (3), its characterized in that: a capacitor (1) is fixedly mounted in the middle of the upper surface of the insulating base (3), a threading part (15) is mounted at the top end of the capacitor (1), ten silicon rubber umbrella skirts (2) are uniformly mounted on the surface of the capacitor (1), two buckle grooves (7) are formed in the outer side of the top end of the capacitor (1), the threading part (15) comprises a flange (5), an electrode plate (4) is fixedly arranged in the middle of the upper end surface of the flange (5), a wiring hole (9) is formed in the top end of the electrode plate (4), two buckles (6) are arranged on the inner wall of the flange (5), and the buckle grooves (7) are clamped into the inner sides of the buckles (6);

the capacitor voltage-sharing structure is characterized in that a voltage-sharing part (16) is installed at the top end of the capacitor (1), the voltage-sharing part (16) comprises a flange (5), two buckles (6) are arranged on the inner wall of the flange (5), and the buckle grooves (7) are clamped into the inner sides of the buckles (6).

2. The arrester of claim 1, wherein: the capacitor (1) is internally provided with an electrode (13), and the electrode (13) is internally provided with a spring (11).

3. The arrester of claim 1, wherein: the surface of the insulating base (3) is provided with four threaded holes (10).

4. The arrester of claim 1, wherein: an epoxy tube (12) is installed on the outer side of the electrode (13), and filling glue (14) is arranged in a gap between the epoxy tube (12) and the electrode (13).

5. The arrester of claim 1, wherein: and three equalizing rings (8) are fixedly arranged on the outer sides of the equalizing parts (16).