High-voltage lightning arrester test fixing pile

Abstract

The utility model discloses a fixing pile for a high-voltage lightning arrester test. The fixing pile comprises an insulating base, an insulating platform and a high-voltage-resistant insulating supporting seat, the insulating base is of a circular barrel-shaped structure or a long circular barrel-shaped structure; a plurality of layers of insulating bulges which are arranged at intervals from top to bottom are arranged on the peripheral wall of the insulating base and the peripheral wall of the high-voltage-resistant insulating supporting seat; the insulating platform is horizontally arranged at the top of the insulating base and is fixedly connected with the insulating base; threaded holes are formed in the bottom and the top of the high-voltage-resistant insulation supporting seat, the bottom of the high-voltage-resistant insulation supporting seat is fixedly connected with the insulation platform through bolts, and the threaded hole in the top of the high-voltage-resistant insulation supporting seat is used for being connected with a lightning arrester. According to the utility model, the lightning arrester can be quickly connected and supported, the phenomenon that the lightning arrester discharges to the ground in the test process is reduced, the technical problem that no special support exists when the lightning arrester is tested at present is solved, and the test precision and the test efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure withstand voltage testing device technical field especially relates to a high voltage arrester test fixed pile. BACKGROUND

[0002] The arrester is one of important electric power equipment in electric power system. Its function is when the various types overvoltage of endangering equipment (such as generator, switch cabinet, transformer, mutual inductor etc.) in system, limit overcurrent voltage, make it below certain amplitude, guarantee the safe operation of electric power equipment. Electrical preventive test is an important link in the operation and maintenance work of electric power equipment, is one of effective means of guaranteeing the safe operation of electric power equipment, and its purpose is to check whether electrical equipment keeps good state in long-term operation, grasps the insulation condition of electrical equipment, so as to discover defects and handle in time. When carrying out periodic inspection to arrester every year, it is necessary to carry out test electrical preventive test after dismounting, at present, the arrester for preventive test is directly inserted into red brick hole and fixed, and high voltage test is carried out, due to insufficient insulation distance, the phenomenon of discharge to ground often occurs, causes test current leakage, and test data is inaccurate, and the arrester inserted in red brick hole is easy to tip over, causes inaccurate test data and test instrument tripping accident. In order to solve the technical problem that there is no special support when testing arrester at present, the application provides a high voltage arrester test fixed pile. SUMMARY

[0003] The utility model provides a high voltage arrester test fixed pile can connect and support arrester fast, with good insulating property, set up enough insulation distance, reduce the phenomenon of discharge to ground in arrester test process, solve the technical problem that there is no special support when testing arrester at present, improve test test precision and test efficiency.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the technical scheme that:

[0005] A high voltage arrester test fixed pile, including insulation base, insulation platform and high voltage insulation support seat, the insulation base is set as circular cylindrical structure or long circular cylindrical structure, the outer peripheral wall of the insulation base and the high voltage insulation support seat is equipped with several layers of insulation protrusions arranged from top to bottom at intervals, the insulation platform is horizontally placed on the top of the insulation base and is fixedly connected with the insulation base, the bottom and the top of the high voltage insulation support seat are provided with threaded holes, the bottom of the high voltage insulation support seat is fixedly connected with the insulation platform through bolts, and the threaded hole of the top of the high voltage insulation support seat is used for being connected with the arrester.

[0006] Further, the insulating platform is a flat plate made of epoxy resin material, and the insulating platform is provided with a plurality of positionally corresponding connecting through holes with a layer of insulating protrusions on the top of the insulating base.

[0007] Further, the insulating base is a high-voltage bushing.

[0008] Further, the high-voltage-resistant insulating supporting seat is a high-voltage supporting insulator.

[0009] The utility model discloses the beneficial effect is:

[0010] The utility model discloses a high-voltage-resistant insulating supporting seat can be well extended the insulation distance, has good insulating performance, can reach high-voltage direct current withstand voltage test standard when lightning arrester test, and the lightning arrester and high-voltage-resistant insulating supporting seat of simultaneous installation perfect fit, assemble, do not easily tip over and use convenient, prevent the occurrence of test accident, improve test test precision and test efficiency, and the whole structure is simple and the component is easy to obtain, and the adaptability is wide. BRIEF DESCRIPTION OF DRAWINGS

[0011] The specific embodiment of the utility model will be further described in detail below in combination with the drawings, wherein:

[0012] Fig. 1 It is the structure schematic diagram of the front view of the utility model;

[0013] Fig. 2 It is the structure schematic diagram of the side view of the utility model;

[0014] Fig. 3 It is the structure schematic diagram of the top view of the utility model;

[0015] Fig. 4 It is the structure schematic diagram of the bottom view of the utility model;

[0016] The drawing mark is:

[0017] 1-insulating base, 2-insulating platform, 3-high-voltage-resistant insulating supporting seat, 4-insulating protrusion, 5-bolt nut assembly, 31-thread hole. PREFERRED EMBODIMENT

[0018] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0019] It should be noted that when a component is referred to as being "on" another component, it can be directly on the other component or intervening components can also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components can also be present. When a component is referred to as being "disposed on" another component, it can be directly disposed on the other component or intervening components can also be present, and when a component is referred to as being "disposed in the middle", it is not necessarily disposed in the exact middle, but is disposed within a range defined by the two ends. The terms "vertical", "horizontal", "left", "right", and similar terms as used herein are for illustrative purposes only.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application. The use herein of the terms "including", "comprising", "having" and the like are specifically intended to be construed in an inclusive sense and not in an exclusive sense.

[0021] Referring to Figs. 1 to 4 As shown in the drawings, a high-voltage arrester test fixing pile comprises an insulating base 1, an insulating platform 2 and a high-voltage resistant insulating support 3; the insulating base 1 is provided in a circular cylindrical structure or an oblong cylindrical structure; the outer peripheral wall of the insulating base 2 and the high-voltage resistant insulating support 3 are each provided with a plurality of layers of insulating protrusions 4 arranged in intervals from top to bottom, which can extend the discharge distance; the insulating platform 2 is horizontally placed on the top of the insulating base 1 and fixedly connected with the insulating base 1; the bottom and the top of the high-voltage resistant insulating support 3 are each provided with a threaded hole 31, the bottom of the high-voltage resistant insulating support 3 is fixedly connected with the insulating platform 2 through a bolt, and the threaded hole 31 at the top of the high-voltage resistant insulating support 3 is used for connecting with an arrester. The insulating platform 2 is a flat plate made of epoxy resin material, the insulating base 1 can be a high-voltage bushing in the prior art, the outer wall of which is provided with a corrugated insulating structure, and the outer surface has good insulating performance, and the specific size of the high-voltage bushing can be selected according to actual needs. The high-voltage resistant insulating support 3 is a high-voltage post insulator, the top and the bottom of which are each provided with a threaded hole for connection, and a high-voltage post insulator matching the bolt at the bottom of the arrester to be tested can be selected in the test process.

[0022] When assembling, a connecting through hole is first opened in the center area of the insulating platform 2, the position of the connecting through hole is determined according to the position of the threaded hole 31 of the high-voltage post insulator bottom, an appropriate bolt is used to pass through the insulating platform 2 and is connected and fixed with the threaded hole of the high-voltage post insulator bottom. The insulating platform 2 and the insulating protrusion 4 on the top of the insulating base 1 are provided with a plurality of position corresponding connecting through holes, and each two position corresponding connecting through holes are fixedly connected through a bolt and nut assembly 5.

[0023] The insulating base 1, the insulating platform 2 and the high-voltage-resistant insulating support seat 3 can well extend the insulation distance, have good insulation performance, can reach the high-voltage direct-current withstand voltage test standard during the lightning arrester test, the installed lightning arrester and the high-voltage-resistant insulating support seat are perfectly matched and assembled, are not easy to fall and are convenient to use, the occurrence of test accidents is avoided, the test test precision and test efficiency are improved, the overall structure is simple, the components are easy to obtain, and the adaptability is wide.

[0024] The above examples are only used to illustrate the technical scheme of the utility model and not to limit it, any modification or equivalent replacement without departing from the spirit and scope of the utility model should be covered in the scope of the technical scheme of the utility model.

Claims

1. A high-voltage surge arrester test anchor characterized by, The application relates to an insulation support base, which comprises an insulation base, an insulation platform and a high-pressure-resistant insulation support base; the insulation base is provided with a circular cylinder structure or an oblong cylinder structure; the outer peripheral wall of the insulation base and the high-pressure-resistant insulation support base is provided with a plurality of layers of insulation protrusions which are arranged in a spaced mode from top to bottom; the insulation platform is horizontally arranged on the top of the insulation base and is fixedly connected with the insulation base; the bottom and the top of the high-pressure-resistant insulation support base are provided with threaded holes; the bottom of the high-pressure-resistant insulation support base is fixedly connected with the insulation platform through bolts; and the threaded holes in the top of the high-pressure-resistant insulation support base are used for being connected with a lightning arrester.

2. The test fixing pile for high voltage surge arrester according to claim 1, characterized in that, The insulation platform is a flat plate made of epoxy resin material; the insulation platform and one layer of insulation protrusions on the top of the insulation base are provided with a plurality of positionally corresponding connecting through holes; and every two positionally corresponding connecting through holes are fixedly connected through a bolt and nut assembly.

3. A test fixing pile for a high-voltage surge arrester according to claim 2, characterized in that, The insulation base is a high-voltage wall bushing.

4. The test fixing pile for high voltage surge arrester according to claim 1, characterized in that, The high-pressure-resistant insulation support base is a high-voltage support post insulator.

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