A high-altitude adaptive gap lightning arrester

Abstract

The utility model discloses a high altitude self -adaptation gap lightning arrester, including lightning arrester body (6) and insulator (22), lightning arrester body (6) is connected fixed with insulator (22) through support connecting piece, the straight line of lightning arrester body (6) with support connecting piece is with conductor (20) and forms 45 degrees angle, and there is the gap between insulator (22) and lightning arrester body (6). The utility model lightning arrester body cooperates with the insulator through support connecting piece, forms the gap, can be applicable to 10kv line under 1000m-5000m different altitudes.

Description

TECHNICAL FIELD

[0001] The utility model relates to power equipment technical field especially relates to a high altitude adaptive gap lightning arrester. BACKGROUND

[0002] The lightning arrester is connected between cable and ground, usually in parallel with the protected equipment.Lightning arrester can effectively protect the communication equipment, once the abnormal voltage appears, lightning arrester will act, and play the protection role.When the communication cable or equipment is under normal working voltage, lightning arrester will not produce the effect, and be regarded as open circuit to the ground.Once high voltage appears, and endangers the insulation of protected equipment, lightning arrester acts immediately, and guides high voltage impact current to the ground, thereby limiting voltage amplitude, and protecting communication cable and equipment insulation.When overvoltage disappears, lightning arrester restores to the original state quickly, and makes communication line normal work.

[0003] However, the existing lightning arrester is not applicable to high altitude area, and is inconvenient to overhaul and replacement operation, usually needs power-off operation, seriously influences normal power utilization, and is time-consuming seriously, and the working efficiency is low. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a high altitude adaptive gap lightning arrester to solve the technical problem of how to design a lightning arrester that meets the use of high altitude area and can be replaced under electricity.

[0005] The utility model is realized by the following technical scheme: a high altitude adaptive gap lightning arrester, including lightning arrester body and insulator, the lightning arrester body is connected and fixed with the insulator through support connecting piece, the straight line of lightning arrester body and support connecting piece and wire form 45 angle, and there is gap between the insulator and lightning arrester body.

[0006] Further, the support connecting piece includes a connecting plate, the connecting plate is provided with a first bolt and a second bolt, and the first bolt and the second bolt are matched with a fixing piece to fix the connecting plate on the insulator.

[0007] Further, the connecting plate is provided with a first metal plate and a second metal plate, the first metal plate and the second metal plate are connected by a reinforcing rib, and the second metal plate is connected with a monitoring cabin provided on the connecting plate through a drainage channel conductor.

[0008] Further, the connecting plate is provided with a bird spike quick screw interface, and the bird spike quick screw interface is provided with a bird spike.

[0009] Further, the lightning arrester body is connected with the double helix buckle structure in the lightning arrester body quick mounting piece through the guide opening, and the installation position sensing conductor is arranged in the double helix buckle structure.

[0010] Further, the lightning arrester body is connected with the double helix buckle structure in the lightning arrester body quick mounting piece through the guide opening, and the installation position sensing conductor is arranged in the double helix buckle structure.

[0011] Further, the lightning arrester body is connected with the double helix buckle structure in the lightning arrester body quick mounting piece through the guide opening, and the installation position sensing conductor is arranged in the double helix buckle structure.

[0012] Further, the lightning arrester body is connected with the double helix buckle structure in the lightning arrester body quick mounting piece through the guide opening, and the installation position sensing conductor is arranged in the double helix buckle structure.

[0013] Further, the lightning arrester body is connected with the double helix buckle structure in the lightning arrester body quick mounting piece through the guide opening, and the installation position sensing conductor is arranged in the double helix buckle structure.

[0014] Further, the lightning arrester body is connected with the double helix buckle structure in the lightning arrester body quick mounting piece through the guide opening, and the installation position sensing conductor is arranged in the double helix buckle structure.

[0015] The utility model discloses the beneficial effect lies in:

[0016] The lightning arrester body is matched with the insulator through the support connecting piece, a gap is formed, and the lightning arrester body can be applied to 10kv lines under different altitudes of 1000m-5000m.

[0017] The utility model has the function of preventing bird thorn and the function of monitoring lightning strike times.

[0018] The lightning arrester body forms a 45° angle with the wire, and the charged replacement device can be used to replace the lightning arrester body. ACCURATE DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, and obviously, the drawing in the following description is only some embodiments of the utility model, and for the ordinary skilled person in the art, other drawings can be obtained according to the structure shown in these drawings without paying creative labor.

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the support connecting piece.

[0022] In the diagram, 1-Live replacement device, 2-Ball control button, 3-Equalizing ring, 4-Ball groove, 5-Semi-circular hole, 6-Surge arrester body, 7-Spring positioning pin, 8-Spring, 9-Guide port, 10-Surge arrester body quick-install component, 11-Installation position sensing conductor, 12-Double spiral snap-fit ​​structure, 13-Connecting plate, 14-Metal guide post, 15-Monitoring compartment, 16-Reinforcing rib, 17-Second bolt, 18-Bird-proof quick spiral interface, 19-Bird-proof spike, 20-Wire, 21-Fixing component, 22-Insulator, 23-First bolt, 24-Drainage channel conductor, 25-First metal plate, 26-Second metal plate. Detailed Implementation

[0023] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0024] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0025] The following detailed description, in conjunction with the accompanying drawings, outlines some embodiments of the present invention. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0026] See Figure 1 , Figure 2 A high-altitude adaptive gap surge arrester includes a surge arrester body 6 and an insulator 22. The surge arrester body 6 is connected and fixed to the insulator 22 through a support connector. The straight line where the surge arrester body 6 and the support connector are located forms a 45° angle with the conductor 20. There is a gap between the insulator 22 and the surge arrester body 6. An equalizing ring 3 is also provided at the lower end of the surge arrester body 6.

[0027] In this embodiment, the gap between the insulator 22 and the surge arrester body 6 is 60mm (the distance between the surge arrester body skirt and the insulator body skirt is 60mm, and the discharge gap of the surge arrester is 70mm-85mm). This gap distance can be applied to 10kV lines at different altitudes of 1000m-5000m.

[0028] In the embodiment, the support connecting piece comprises a connecting plate 13, the connecting plate 13 is provided with a first bolt 23 and a second bolt 17, the first bolt 23 and the second bolt 17 cooperate with the fixing piece 21 to fix the connecting plate 13 on the insulator 22, at this time, the connecting plate 13 and the straight line where the arrester body 6 is located form a 45° angle with the wire 20.

[0029] In the embodiment, the connecting plate 13 is provided with a first metal plate 25 and a second metal plate 26, the first metal plate 25 and the second metal plate 26 are connected through the reinforcing rib 16, and the second metal plate 26 is connected with the monitoring cabin 15 arranged on the connecting plate 13 through the current leakage passage conductor 24. Further, the connecting plate 13 is provided with a bird spike quick screw joint 18, and the bird spike quick screw joint 18 is provided with a bird spike 19. The current leakage passage path is: the lower end of the bird spike 19, the first metal plate 25, the reinforcing rib 16, the second metal plate 26, the current leakage passage conductor 24, and the monitoring cabin 15. The design effectively utilizes the function of the reinforcing rib 16, which can not only bear weight but also be used as a conductor. The monitoring cabin 15 is mainly used to place lightning stroke number detection devices, can monitor the number of lightning strokes, and is used to observe the whole life cycle of the arrester.

[0030] In the embodiment, the connecting plate 13 is provided with an arrester body quick mounting piece 10, the arrester body quick mounting piece 10 is provided with a guide port 9, the arrester body 6 is connected with a double screw buckle structure 12 in the arrester body quick mounting piece 10 through the guide port 9, and the double screw buckle structure 12 is further provided with an installation position sensing conductor 11. The arrester body 6 is fixed on the connecting plate 13 by rotating the arrester body 6, and when fixed in place, the installation position sensing conductor 11 will trigger to prompt the operator that the installation is in place, and the installation position sensing conductor 11 can be connected with an indicating lamp.

[0031] In this embodiment, the quick-installation component 10 of the surge arrester body also includes a metal guide post 14. The metal guide post 14 contains a discharge channel conductor 24. One end of the discharge channel conductor 24 is connected to the reinforcing rib 16 in the connecting plate 13, and the other end is connected to the surge arrester body 6. It should be noted that the upper end of the metal guide post 14 has a screw hole. This screw hole cannot be connected to any metal plate (including the first metal plate 25 and the second metal plate 26) or to the circuit of the discharge channel. Furthermore, the surge arrester body 6 is also equipped with a spring 8 and a spring positioning pin 7. When the upper end of the surge arrester body 6 reaches the designated position, it will automatically spring down under the action of the spring 8 and cooperate with the double helix buckle structure 12 to stably fix it in this position. After the buckle at the upper end of the surge arrester body 6 reaches the designated installation position, it will contact the installation position sensing conductor 11, causing the externally visible indicator light to remain constantly lit, indicating to the personnel below that the surge arrester has been successfully installed.

[0032] In this embodiment, a semi-circular hole 5 is provided on the inner bottom wall of the surge arrester body 6. A ball bearing groove 4 is provided inside the semi-circular hole 5. The ball bearing groove 4 cooperates with the live-line replacement device 1 to realize the live-line replacement of the surge arrester body 6. The live-line replacement device 1 is provided with a ball bearing control button 2, which is connected to the ball bearing. When the live-line replacement device 1 enters the square hole, as long as the ball bearing reaches the position of the ball bearing groove 4, the live-line replacement device 1 will be fixed in the semi-circular hole 5. At this time, the live-line replacement device and the surge arrester body 6 are integrated, and the surge arrester body 6 can be remotely placed and removed using tools to realize the live-line replacement of the surge arrester.

[0033] It should be noted that the terms "connection" and "setting" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, features defined with "connection" or "setting" may explicitly or implicitly include one or more of that feature. Furthermore, the terms "connection" and "setting," etc., are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be interchanged where appropriate so that the embodiments of the present invention described herein can be implemented in a sequence other than those illustrated or described herein. Moreover, for the foregoing embodiments, for the sake of simplicity, they are all described as a series of actions; however, those skilled in the art should understand that this application is not limited to the described order of actions, as some steps may be performed in other orders or simultaneously according to this application. Secondly, those skilled in the art should also understand that the embodiments described in the specification are preferred embodiments, and the actions involved are not necessarily essential to this application.

[0034] In the above embodiments, the basic principle and main features of the present application and the advantages of the present application are described. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, modifications and changes made by those skilled in the art do not deviate from the spirit and scope of the present application, and should be within the protection scope of the claims of the present application.

Claims

1. A high altitude adaptive gap surge arrester, characterized by, The device includes a surge arrester body (6) and an insulator (22). The surge arrester body (6) is connected and fixed to the insulator (22) through a support connector. The straight line where the surge arrester body (6) and the support connector are located forms a 45° angle with the conductor (20), and there is a gap between the insulator (22) and the surge arrester body (6). The support connector includes a connecting plate (13). The connecting plate (13) is provided with a first bolt (23) and a second bolt (17). The first bolt (23) and the second bolt (17) cooperate with the fixing member (21) to fix the connecting plate (13) to the insulator (22). The connecting plate (13) is provided with a first metal plate (25) and a second metal plate (26), which are connected by a reinforcing rib (16). The second metal plate (26) is connected to the monitoring chamber (15) provided on the connecting plate (13) through a drain channel conductor (24). The connecting plate (13) is provided with a bird spike quick spiral interface (18), and the bird spike quick spiral interface (18) is provided with bird spikes (19). The connecting plate (13) is provided with a quick-installation component (10) for the surge arrester body. The quick-installation component (10) for the surge arrester body is provided with a guide port (9). The surge arrester body (6) is connected to the double helix buckle structure (12) inside the quick-installation component (10) for the surge arrester body through the guide port (9). The double helix buckle structure (12) is also provided with an installation position sensing conductor (11). The quick-installation component (10) for the surge arrester body is also provided with a metal guide post (14). The metal guide post (14) is provided with a discharge channel conductor (24). One end of the discharge channel conductor (24) is connected to the reinforcing rib (16) inside the connecting plate (13), and the other end is connected to the surge arrester body (6). The surge arrester body (6) is also provided with a spring (8) and a spring positioning pin (7). A semi-circular hole (5) is provided on the bottom inner wall of the surge arrester body (6), and a ball groove (4) is provided in the semi-circular hole (5). The ball groove (4) cooperates with the live replacement device (1) to realize the live replacement of the surge arrester body (6). A ball control button (2) is provided on the live replacement device (1), and the ball control button (2) is connected to the ball. The lower end of the surge arrester body (6) is also provided with an equalizing ring (3).

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