CN220731261U

CN220731261U - Column insulator with multi-chamber arrester

Info

Publication number: CN220731261U
Application number: CN202322477936.0U
Authority: CN
Inventors: 杨永祥; 金学煜
Original assignee: Yunnan Tuozhou Technology Co ltd
Current assignee: Yunnan Tuozhou Technology Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-05
Anticipated expiration: 2033-09-13

Abstract

The utility model relates to the technical field of lightning arresters and discloses a column insulator with a multi-chamber lightning arrester, which comprises an L-shaped rod, wherein a butt joint rod is arranged on the side face of the L-shaped rod, a support column is arranged at the top of the L-shaped rod, a cable body is clamped on the inner wall of the support column, the lightning arrester body is fixedly assembled at the top of the butt joint rod, a circular groove is formed in the bottom of the butt joint rod, and a notch is formed in the side face of the butt joint rod. Through the cooperation use of round bar and drum, with the bottom and the inner wall sliding connection of drum of round bar to remove the locating lever along the inner wall of spout, until the bottom of locating lever and the inner wall overlap joint of arc type groove, afterwards rotate the round bar, thereby make the side of locating lever dock with the inner wall of constant head tank, shift up the adjustment ring this moment, thereby make the adjustment ring move the slider and shift up, and utilize the spring to promote the slider, thereby make the bottom of slider to the top stable spacing of locating lever, thereby when guaranteeing that the support column is stably erect, install fast and dismantle.

Description

Column insulator with multi-chamber arrester

Technical Field

The utility model relates to the technical field of lightning arresters, in particular to a column insulator with a multi-chamber lightning arrester.

Background

The 10kV overhead distribution line is wide in distribution, long in line and complex in terrain, the insulation level of the 10kV distribution line is low, lightning overvoltage can enable the insulator to flashover, and a power frequency follow current blowing wire is formed on a lightning flashover channel, so that a column insulator with a multi-chamber lightning arrester is needed.

The traditional zinc oxide arrester and the series gap arrester can effectively protect the insulator from arc damage, reduce the line lightning trip-out rate, but have the defects of high-voltage aging of the zinc oxide resistor disc, failure and damp of sealing of the resistor disc, complex manufacturing process of the series gap and the like, and have the defects of difficult installation of the device caused by large weight and volume, high operation and maintenance cost and limit the wide popularization and application of the device in a distribution network.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a column insulator with a multi-chamber lightning arrester, which solves the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a column type insulator with multicavity room arrester, includes L type pole, the side of L type pole is provided with the butt joint pole, the top of L type pole is provided with the support column, the inner wall joint of support column has the cable conductor body, the top fixed mounting of butt joint pole has the arrester body, round slot has been seted up to the bottom of butt joint pole, the notch has been seted up to the side of butt joint pole, the butt joint groove has been seted up to the side of L type pole, and the inner wall of butt joint groove passes through the inner wall fixed mounting of screw and notch.

As a preferable technical scheme of the utility model, the bottom of the support column is fixedly provided with a round rod, the bottom of the L-shaped rod is fixedly provided with a cylinder, and the inner wall of the cylinder is in sliding connection with the outer edge of the round rod.

As a preferable technical scheme of the utility model, a chute is arranged on the inner wall of the cylinder, an arc-shaped groove is arranged at the bottom of the inner wall of the chute, a positioning groove is arranged at the bottom of the inner wall of the arc-shaped groove, an adjusting groove is arranged at the top of the inner wall of the arc-shaped groove, a fixing groove is arranged at the bottom of the L-shaped rod, and the shape and the size of the inner wall of the fixing groove are completely consistent with those of the inner wall of the chute.

As a preferable technical scheme of the utility model, the top of the inner wall of the regulating groove is fixedly connected with a spring, the bottom of the spring is fixedly provided with a sliding block, and the side surface of the sliding block is in sliding connection with the inner wall of the positioning groove.

As a preferable technical scheme of the utility model, the outer edge of the round rod is fixedly provided with a positioning rod, the side surface of the positioning rod is in sliding connection with the inner wall of the chute, and the side surface of the positioning rod is matched with the inner wall of the positioning groove.

As a preferable technical scheme of the utility model, an auxiliary groove is formed in the outer edge of the cylinder, a sliding rod is connected to the inner wall of the auxiliary groove in a sliding manner, the inner wall of the sliding rod is fixedly assembled with the side face of the sliding block, and an adjusting ring is fixedly assembled on the side face of the sliding rod.

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

1. this column type insulator with multicavity room arrester uses through the cooperation of round bar and drum, with the bottom of round bar and the inner wall sliding connection of drum, and remove the locating lever along the inner wall of spout, until the bottom of locating lever and the inner wall overlap joint in arc type groove, afterwards rotate the round bar, thereby make the side of locating lever and the inner wall butt joint in constant head tank, shift up the adjustment ring this moment, thereby make the adjustment ring move the slider and shift up, and utilize the spring to promote the slider, thereby the bottom of messenger's slider is spacing to the top stability of locating lever, thereby install fast and dismantle when guaranteeing that the support column is erect steadily.

2. This column type insulator with multicavity arrester, through installing additional of arrester body, the arrester body is established ties by metal electrode and air gap and forms, and it is simple and general to assist with silicone rubber sheath, structure and material, uses the air that has self-recovery ability as insulating and arc extinguishing material, has avoided operation and maintenance work such as periodic test and change.

3. This column type insulator with multicavity room arrester uses through the cooperation of arrester body and support column, and this device is applicable to 10kV distribution system overhead line lightning protection, satisfies the 10kV distribution system of different grounding methods, is applicable to the protection demand of different shaft tower ground resistance and shaft tower outbound distance, can satisfy short-time multiple thunderbolt, superstrong direct lightning current and severe wet dirty operating mode environment application condition. For mountain area lines with difficult operation and maintenance or high operation and maintenance cost, the economic benefit is outstanding.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a partially disassembled schematic illustration of the present utility model;

FIG. 3 is a schematic illustration of a front cross-sectional structure of a support column of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a schematic view of the front cross-section of the present utility model;

fig. 6 is an enlarged view of the structure of fig. 5B according to the present utility model.

In the figure: 1. an L-shaped rod; 2. a butt joint rod; 3. a support column; 4. a cable body; 5. a lightning arrester body; 6. a circular groove; 7. a notch; 8. a butt joint groove; 9. a round bar; 10. a cylinder; 11. a chute; 12. a fixing groove; 13. an arc-shaped groove; 14. a positioning groove; 15. an adjustment tank; 16. an auxiliary groove; 17. a spring; 18. a slide bar; 19. a positioning rod; 20. a slide block; 21. an adjusting ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a column insulator with a multi-chamber arrester includes an L-shaped rod 1, a butt joint rod 2 is arranged on the side surface of the L-shaped rod 1, a support column 3 is arranged at the top of the L-shaped rod 1, a cable body 4 is clamped on the inner wall of the support column 3, an arrester body 5 is fixedly assembled at the top of the butt joint rod 2, a round groove 6 is formed in the bottom of the butt joint rod 2, a notch 7 is formed in the side surface of the butt joint rod 2, a butt joint groove 8 is formed in the side surface of the L-shaped rod 1, the inner wall of the butt joint groove 8 is fixedly assembled with the inner wall of the notch 7 through screws, and the support column 3 is additionally assembled, so that the cable body 4 is stably limited by the inner wall of the support column 3, the device body adopts organic silicon cured by peroxide, and has excellent leakage tracking performance, mechanical performance, hydrophobicity and flame-retardant electrical performance, no metal oxide pressure sensitive element, high-voltage aging and overheat damage problems are avoided, the device body is not limited by voltage gradients of pressure sensitive characteristic resistance sheets, and the lightning protection device greatly reduces installation and use environment conditions in terms of volume, weight and installation height. The lightning protection device is grounded by adopting a natural body, does not need to increase an additional grounding resistor, and is convenient, simple and reliable to install.

In a preferred embodiment, the bottom of the support column 3 is fixedly provided with a round rod 9, the bottom of the L-shaped rod 1 is fixedly provided with a cylinder 10, the inner wall of the cylinder 10 is in sliding connection with the outer edge of the round rod 9, and the auxiliary support column 3 is erected by the butt joint of the bottom of the round rod 9 and the inner wall of the cylinder 10 through the cooperation of the round rod 9 and the cylinder 10.

In a preferred embodiment, the inner wall of the cylinder 10 is provided with a chute 11, the bottom of the inner wall of the chute 11 is provided with an arc-shaped groove 13, the bottom of the inner wall of the arc-shaped groove 13 is provided with a positioning groove 14, the top of the inner wall of the arc-shaped groove 13 is provided with an adjusting groove 15, the bottom of the L-shaped rod 1 is provided with a fixed groove 12, the shape and the size of the inner wall of the fixed groove 12 are completely consistent with those of the inner wall of the chute 11, the inner wall of the chute 11 is communicated with the inner wall of the arc-shaped groove 13 through the cooperation of the chute 11 and the arc-shaped groove 13, the side surface of the positioning rod 19 is utilized to penetrate through the inner wall of the fixed groove 12 and the inner wall of the chute 11 to the inner wall of the arc-shaped groove 13 and slide in the inner wall of the arc-shaped groove 13 until the side surface of the positioning rod 19 reaches the inner wall of the positioning groove 14, and the inner wall of the positioning groove 14 is utilized to limit the positioning rod 19.

In a preferred embodiment, the top of the inner wall of the adjusting groove 15 is fixedly connected with a spring 17, the bottom of the spring 17 is fixedly provided with a sliding block 20, the side surface of the sliding block 20 is in sliding connection with the inner wall of the positioning groove 14, and the sliding block 20 is pushed by the bottom of the spring 17 through the addition of the spring 17, so that the sliding block 20 is used for assisting in limiting the positioning rod 19.

In a preferred embodiment, the outer edge of the round bar 9 is fixedly provided with a positioning bar 19, the side surface of the positioning bar 19 is in sliding connection with the inner wall of the chute 11, the side surface of the positioning bar 19 is matched with the inner wall of the positioning groove 14, and the round bar 9 is driven to limit with the inner wall of the cylinder 10 by the positioning bar 19 through the matching use of the positioning bar 19 and the round bar 9, so that the support column 3 is assisted to stably erect.

In a preferred embodiment, the outer edge of the cylinder 10 is provided with an auxiliary groove 16, the inner wall of the auxiliary groove 16 is slidably connected with a slide bar 18, the inner wall of the slide bar 18 is fixedly assembled with the side surface of the slide bar 20, the side surface of the slide bar 18 is fixedly assembled with an adjusting ring 21, and the slide bar 18 is driven to move in the inner wall of the auxiliary groove 16 by the adjusting ring 21 through the cooperation of the auxiliary groove 16 and the slide bar 18, so that the slide bar 18 drives the slide bar 20 to perform position adjustment.

When the device is used, the bottom of the round rod 9 is slidably connected with the inner wall of the cylinder 10, the positioning rod 19 is moved along the inner wall of the chute 11 until the bottom of the positioning rod 19 is overlapped with the inner wall of the arc-shaped groove 13, then the round rod 9 is rotated, so that the side surface of the positioning rod 19 is in butt joint with the inner wall of the positioning groove 14, at the moment, the adjusting ring 21 is moved upwards, the adjusting ring 21 drives the sliding block 20 to move upwards, the sliding block 20 is pushed by the spring 17, the top of the positioning rod 19 is stably limited by the bottom of the sliding block 20, and the supporting column 3 is further assisted to erect.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Column insulator with multicavity arrester, including L type pole (1), its characterized in that: the utility model discloses a lightning arrester is characterized in that a butt joint rod (2) is arranged on the side of an L-shaped rod (1), a support column (3) is arranged at the top of the L-shaped rod (1), a cable body (4) is clamped on the inner wall of the support column (3), a lightning arrester body (5) is fixedly arranged at the top of the butt joint rod (2), a round groove (6) is formed in the bottom of the butt joint rod (2), a notch (7) is formed in the side of the butt joint rod (2), a butt joint groove (8) is formed in the side of the L-shaped rod (1), and the inner wall of the butt joint groove (8) is fixedly arranged through a screw and the inner wall of the notch (7).

2. A post insulator with multi-chamber arrester as claimed in claim 1, wherein: the bottom of support column (3) is fixed and is equipped with round bar (9), the bottom of L type pole (1) is fixed and is equipped with drum (10), and the outer edge sliding connection of inner wall and round bar (9) of drum (10).

3. A post insulator with multi-chamber arrester as claimed in claim 2, wherein: spout (11) have been seted up to the inner wall of drum (10), arc type groove (13) have been seted up to the bottom of spout (11) inner wall, constant head tank (14) have been seted up to the bottom of arc type groove (13) inner wall, adjustment tank (15) have been seted up at the top of arc type groove (13) inner wall, fixed slot (12) have been seted up to the bottom of L type pole (1), and the shape size of fixed slot (12) inner wall is identical with the shape size of spout (11) inner wall.

4. A post insulator with multi-chamber arrester according to claim 3, characterized in that: the top of adjustment tank (15) inner wall fixedly connected with spring (17), the bottom of spring (17) is fixed to be equipped with slider (20), and the side of slider (20) and the inner wall sliding connection of constant head tank (14).

5. A post insulator with multi-chamber arrester as claimed in claim 2, wherein: the outer edge of the round rod (9) is fixedly provided with a positioning rod (19), the side surface of the positioning rod (19) is in sliding connection with the inner wall of the chute (11), and the side surface of the positioning rod (19) is matched with the inner wall of the positioning groove (14).

6. A post insulator with multi-chamber arrester according to claim 3, characterized in that: an auxiliary groove (16) is formed in the outer edge of the cylinder (10), a sliding rod (18) is connected to the inner wall of the auxiliary groove (16) in a sliding mode, the inner wall of the sliding rod (18) is fixedly assembled with the side face of the sliding block (20), and an adjusting ring (21) is fixedly assembled on the side face of the sliding rod (18).