CN210535434U

CN210535434U - Strut type puncture compression joint metal oxide arrester

Info

Publication number: CN210535434U
Application number: CN201921793072.0U
Authority: CN
Inventors: 李秀坤; 康定增; 刘斌; 王春虎; 陈成刚; 陈展; 贾付山; 穆洪伟; 高栋
Original assignee: Nanyang Zhongwei Electric Co ltd
Current assignee: Nanyang Zhongwei Electric Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-05-15
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a support type puncture crimping metal oxide arrester, which comprises an arrester and an electricity testing junction pole, wherein a binding post fastening nut is arranged on an electrode at the upper part of the arrester, a threaded hole is arranged at one side of the arrester, the electricity testing junction pole comprises a pole head, a pole body and a pole tail, an external thread matched with the threaded hole is arranged on the pole head, and the pole tail is in threaded connection with the pole body; the wiring terminal fastening nut is connected with a puncture wire clamp, an insulation shield is wrapped outside the puncture wire clamp, and an insulation sleeve is wrapped outside the electricity testing wiring rod; insulating cover is including cover body, cover tail, be equipped with the internal thread on the cover body, be equipped with the external screw thread on the cover tail, the diameter of cover body is greater than the diameter of pole body and is less than the diameter of pole tail, cover tail inside is equipped with magnet and the outside is equipped with the circular port. This novel not only save space and material, the insulating cover of examining electric junction pole outside parcel is totally closed structure moreover, can not appear the electric leakage problem.

Description

Strut type puncture compression joint metal oxide arrester

Technical Field

The utility model relates to a technical field is made to the arrester, especially relates to a support type puncture crimping metal oxide arrester.

Background

With the high-speed development of economic construction in China, lightning disasters occur very frequently, and losses caused by lightning strokes are more and more serious, so that the lightning protection work of high-voltage power transmission and distribution lines is more and more important, and is gradually moving to the legislation, the scientification and the standardization.

At present, the insulation process of a power transmission overhead line below 10KV in urban and rural areas is fast, but because the areas such as distribution transformers on a line pole and the like generally have a plurality of connecting parts such as switches, lightning arresters, wiring clamps, support rods and the like, the faults are more, the insulation safety protection condition is poor, the installation is complicated, the maintenance difficulty is high, the cost is high, the live working condition is poor, and the like. The structure of the arrester with an electricity testing grounding rod and a peeling-free puncture wire clamp in the prior art is that a busbar is arranged on an electrode at one end of the arrester, then the puncture wire clamp is arranged on one side of the busbar by a bolt, the electricity testing grounding rod is fixed on the other side of the puncture wire clamp, an insulating protective cover is wrapped outside the busbar and the puncture wire clamp, an open-close type insulating sleeve is also hinged outside the electricity testing wiring rod, one side of the insulating sleeve is provided with an opening, and the electricity testing wiring rod is wrapped by the opening; when the cable is connected, a transmission conductor is embedded into the puncture cable clamp, and a nut of the puncture cable clamp is screwed down, so that the puncture cable clamp can puncture the outer sheath of the conductor, and the conduction of the conductor and a bus bar is realized; simultaneously, when examining electric ground connection in electric power workman overhauls, the operation insulating rod is opened switching formula insulating cover, makes it expose the metal and examines electric junction pole, with short-circuit rod or earth connection hang on the junction pole can, but its problem of existence is: 1) the busbar is fixed on the lightning arrester electrode through a bolt, and the busbar is large in size and occupies an installation space; 2) the outer side of the electricity testing grounding rod is wrapped by the open-close type insulating sleeve, and due to the hinged design, the open-close type insulating sleeve can be opened to one side under the action of other external forces outside wind power, so that when electricity testing grounding is not needed, the insulating sleeve is opened, and the electricity testing grounding rod leaks; 3) the open-close type insulating sleeve is of a structure with an opening on one side, and the electric testing junction pole is wrapped by the open-close type insulating sleeve, so that the risk of electric leakage exists on the side of the open-close type insulating sleeve.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above shortcoming of prior art, the utility model provides a support type puncture crimping metallic oxide arrester is a simple structure, not only need not arrange female, saves space and material, tests the insulating cover of electric junction pole outside parcel moreover and be totally enclosed structure, can not appear the electric leakage problem.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a support type metal oxide lightning arrester through puncture and compression joint comprises a lightning arrester and an electricity testing junction pole, wherein a binding post fastening nut is installed on an electrode on the upper portion of the lightning arrester, a threaded hole is formed in one side of the electricity testing junction pole, the electricity testing junction pole comprises a pole head, a pole body and a pole tail, an external thread matched with the threaded hole is formed in the pole head, and the pole tail is in threaded connection with the pole body; the wiring terminal fastening nut is connected with a puncture wire clamp, an insulation shield is wrapped outside the puncture wire clamp, and an insulation sleeve is wrapped outside the electricity testing wiring rod; insulating cover suit is on examining electric junction pole, insulating cover is including cover body, cover tail, be equipped with the internal thread on the cover body, be equipped with the external screw thread on the cover tail, the diameter of cover body is greater than the diameter of pole body and is less than the diameter of pole tail, cover tail inside is equipped with magnet and the outside is equipped with the circular port.

Further, the outside of the binding post fastening nut is connected with a threaded connecting rod, and the threaded connecting rod is connected with

The puncture wire clamp is in threaded connection and is provided with an internal thread which can move up and down on the threaded connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that the upper part of the arrester electrode is connected with the puncture wire clamp, one side of the upper part is provided with the threaded hole, and the design of the electricity testing wiring pole is connected through the threaded hole, so that the design of the bus bar is omitted, and the installation space is saved; the insulation sleeve is sleeved outside the electricity testing junction pole, and does not need an opening at one side, so that the risk of electric leakage does not exist, in addition, through the design of a pole head, a pole body and a pole tail of the electricity testing junction pole and the design of a sleeve body and a sleeve tail of the insulation sleeve, the pole tail and the pole body can be separated because the pole tail is in threaded connection with the pole body, the diameter of the sleeve body is larger than the diameter of the pole body and smaller than the diameter of the pole tail, so that the pole tail can be twisted off, the sleeve body can enter the pole body, then the pole tail is twisted on, and the sleeve body is prevented from being separated from the electricity testing junction pole because the diameter of the pole; in addition, through the inside design that is equipped with magnet and outside circular port of cover tail, when will insulating the suit on testing electric wiring pole through magnet, magnet has magnetic attraction to testing electric wiring pole, prevent under the wind-force effect, when need not testing ground connection, insulating cover breaks away from testing electric wiring pole, make the problem of testing electric wiring pole and exposing, through the circular port design, be convenient for operate insulating stick, insert in the circular port, exert oneself to one side, thereby pull out insulating cover, make and test electric wiring pole and expose, after testing electric, exert oneself to the direction again, can make insulating cover resume the normal position, thereby will test electric wiring pole parcel. In a word, this is a simple structure, not only need arrange mother, saves space and material, tests the insulating cover of electric terminal rod outside parcel moreover and is totally closed structure, can not appear the electric leakage problem.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a piercing connector;

fig. 3 is a schematic view of the structure of the insulating sheath.

Detailed Description

The following will be described in detail with reference to the technical solutions in the embodiments of the present invention:

referring to fig. 1, 2 and 3, a pillar-type piercing and crimping metal oxide arrester comprises an arrester 1 and an electricity testing wiring rod 2, wherein a wiring terminal fastening nut 3 is mounted on an electrode on the upper portion of the arrester 1, a threaded hole is formed in one side of the arrester, the electricity testing wiring rod 2 comprises a rod head 4, a rod body and a rod tail 5, an external thread matched with the threaded hole is formed in the rod head 4, the rod tail 5 is in threaded connection with the rod body, and the electricity testing wiring rod 2 is fixed on the electrode on one side of the arrester 1 through the threaded hole by screwing the rod head 4; connect puncture fastener 6 on binding post fastening nut 3, in fact binding post fastening nut 3 outside connecting thread connecting rod 7, threaded connecting rod 7 and puncture fastener 6 threaded connection, puncture fastener 6 has the internal thread and can reciprocate at threaded connecting rod 7, after transmission of electricity wire imbeds puncture fastener 6, screws puncture fastener 6 to make puncture fastener 6 compress tightly the wire, finally pierce through the wire, realize switching on.

6 outsides of puncture fastener are wrapping up insulating guard 8, examine 2 outsides of electricity connecting rod and wrap up insulating cover 9, insulating cover 9 suit is on examining electricity connecting rod 2, insulating cover 9 is including cover body 10, cover tail 11, be equipped with the internal thread on the cover body 10, be equipped with the external screw thread on the cover tail 11, the diameter of cover body 10 is greater than the diameter of pole body and is less than the diameter of

pole tail

5, 11 inside magnet and the outside circular port 12 that is equipped with of cover tail, guarantee that cover body 10 adorns the pole body back of examining electricity connecting rod 2, screw up pole tail 5, prevent that cover body 10 from breaking away from examining electricity connecting rod 2.

The utility model discloses a theory of operation:

the utility model discloses during the installation, puncture fastener 6 passes through threaded connection pole 7, binding post fastening nut 3 fixes on the electrode of arrester 1, test electric connecting rod 2 and pass through the screw hole and connect in electrode one side of arrester 1, loosen pole body and 5 screw threads of pole tail, loosen

cover body

10 and 11 screw threads of cover tail, make the pole body, the separation of pole tail 5, cover body 10, the separation of cover tail 11, penetrate cover body 10 behind the pole body, tighten pole tail 5, tighten cover tail 11 again, make insulating cover 9 wrap up electric connecting rod 2, the electric leakage risk that brings when just having one side opening of insulating cover 9 does not exist, because be equipped with magnet in cover tail 11 again, so magnet has certain suction to the pole tail 5 of electric connecting rod 2 of testing, prevent under the wind-force effect, make insulating cover 9 slide to one side, make electric connecting rod 2 expose of testing; after the installation is accomplished, when needing to test the electricity, only need insert circular port 12 with the insulating rod in, exert oneself to one side, will pull open insulating cover 9, make and test electric wiring pole 2 and expose, simultaneously because the cover body 10 diameter is less than 5 diameters of pole tail, guarantee that insulating cover 9 can not break away from testing electric wiring pole 2, test the electric contact back, again the opposite direction can reset insulating cover 9 hard, wrap up again and test electric grounding rod 2.

The foregoing is directed to embodiments of the present application and it is understood that various modifications and enhancements may be made by those skilled in the art without departing from the principles of the application and are intended to be included within the scope of the application.

Claims

1. The utility model provides a support type puncture crimping metal oxide arrester which characterized in that: the lightning arrester comprises a lightning arrester and an electricity testing wiring rod, wherein a wiring terminal fastening nut is installed on an electrode on the upper part of the lightning arrester, a threaded hole is formed in one side of the electrode, the electricity testing wiring rod comprises a rod head, a rod body and a rod tail, an external thread matched with the threaded hole is formed in the rod head, and the rod tail is in threaded connection with the rod body; the wiring terminal fastening nut is connected with a puncture wire clamp, an insulation shield is wrapped outside the puncture wire clamp, and an insulation sleeve is wrapped outside the electricity testing wiring rod; insulating cover suit is on examining electric junction pole, insulating cover is including cover body, cover tail, be equipped with the internal thread on the cover body, be equipped with the external screw thread on the cover tail, the diameter of cover body is greater than the diameter of pole body and is less than the diameter of pole tail, cover tail inside is equipped with magnet and the outside is equipped with the circular port.

2. The strut type penetration-compression-joint metal oxide arrester as claimed in claim 1, wherein: the outside of the binding post fastening nut is connected with a threaded connecting rod, the threaded connecting rod is in threaded connection with a puncture wire clamp, and the puncture wire clamp is provided with an internal thread and can move up and down on the threaded connecting rod.