CN214541748U

CN214541748U - Low-temperature-resistant porcelain insulator

Info

Publication number: CN214541748U
Application number: CN202121014476.2U
Authority: CN
Inventors: 邱秋华
Original assignee: Jiangxi Huaerde Group Co ltd
Current assignee: Jiangxi Huaerde Group Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-10-29
Anticipated expiration: 2031-05-13

Abstract

The utility model relates to a low temperature resistant type porcelain insulator, a serial communication port, including connecting block, plug main part and insulator, the plug main part is installed on the connecting block, the insulator includes interior ceramic ring and outer ceramic full skirt, ceramic ring including outer ceramic full skirt installation, be equipped with the through-hole in the interior ceramic ring, the insulator passes through the through-hole and installs in the plug main part. The utility model provides a plug main part of low temperature resistant type porcelain insulator, what the expected fixation clamp of connecting block was just used all is the Ni steel material, be a super low temperature resistant material, can work under chilly weather, can not damage, insulator and plug main part are detachable, convenient operation, can change under the condition that arbitrary party damaged, save cost, two nuts at top can play the fixed action, the cable can be discharged in the free space region that the fixation clamp of lower extreme and recess formed, only need loosen shorter one side nut, can put into the cable, play the fixed action, the insulator still is equipped with the protecting crust that plays the guard action outward.

Description

Low-temperature-resistant porcelain insulator

Technical Field

The utility model relates to an insulator field, in particular to low temperature resistant type porcelain insulator.

Background

Insulators are devices that are mounted between conductors of different potentials or between a conductor and a ground potential member and are able to withstand the effects of voltage and mechanical stress. The insulating control is a special insulating control and can play an important role in an overhead transmission line. Early-year insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics, namely insulators. Under the condition of wet weather, the insulator on the dirty ground is easy to generate flashover discharge, so the insulator must be cleaned up, the original insulation level is recovered, the replacement is inconvenient, and the insulator cannot resist low temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at designing a low temperature resistant type porcelain insulator, low temperature resistant, it is convenient to change.

In order to achieve the above object, the utility model adopts the following technical scheme: a low-temperature-resistant porcelain insulator is characterized by comprising a fixed block, a core rod main body and a porcelain bushing, wherein the core rod main body is installed on the fixed block, the porcelain bushing comprises an inner ceramic ring and an outer ceramic umbrella skirt, the outer ceramic umbrella skirt is installed on the inner ceramic ring, a through hole is formed in the inner ceramic ring, the porcelain bushing is installed on the core rod main body through the through hole, one end of the core rod main body is of a threaded structure, a first nut is arranged on the core rod main body, a second nut is arranged at the upper end of the first nut, a protective shell is arranged on the periphery of the porcelain bushing, a first connecting block is arranged at one end of the protective shell, a second bolt is arranged on the first connecting block and installed on the core rod main body, a second connecting block is arranged at the other end of the protective shell, first grooves are formed in two sides of the connecting block, a second groove matched with the connecting block is formed in one side of the fixed block, buckles are arranged in two sides of the groove, the fixing block is characterized in that one side of the fixing block is provided with a third groove, two sides of the third groove are provided with a first bolt, the fixing block is provided with a fixing clamp, two sides of the fixing clamp are provided with openings, the first bolt is provided with a third nut, and the third nut is located at the lower end of the openings.

Preferably, the number of the outer ceramic umbrella skirts is not less than two, and the number of the outer ceramic umbrella skirts is not less than two.

Preferably, one side of the bolt on the two sides of the groove is longer than the other side of the bolt on the two sides of the groove.

Preferably, the fixing block and the core rod main body are of an integral structure.

Preferably, the mandrel main body, the fixing block and the fixing clamp are all made of Ni steel materials.

Preferably, the outer ceramic shed is of an elliptical structure.

Preferably, the protective shell has two parts which are arranged on two sides of the core rod main body.

The utility model has the advantages that: this kind of plug main part of low temperature resistant type porcelain insulator, what the expected fixation clamp of connecting block was just used all is the Ni steel material, be a super low temperature resistant material, can work under chilly weather, can not damage, insulator and plug main part are detachable, convenient operation, can change under the condition that arbitrary party damaged, save cost, two nuts at top can play the fixed action, the cable can be discharged in the free space region that the fixation clamp of lower extreme and recess formed, only need loosen shorter one side nut, can put into the cable, play the fixed action, the insulator still is equipped with the protecting crust that plays the guard action outward.

Drawings

Fig. 1 is a front view of the low temperature resistant porcelain insulator of the present invention;

fig. 2 is a top view of the low temperature resistant porcelain insulator of the present invention;

fig. 3 is a left side view of the connecting block and the fixing clip of the low temperature resistant porcelain insulator of the present invention;

fig. 4 is the utility model discloses low temperature resistant type porcelain insulator protecting crust and fixed block junction.

Reference symbol comparison table:

1. a fixed block; 2. a porcelain bushing; 21. an outer ceramic umbrella skirt; 22. an inner ceramic ring; 3. a through hole; 4. a mandrel body; 5. a first nut; 6. a second nut; 7. a first bolt; 8. a third groove; 9. a fixing clip; 10. a third nut; 11. a port; 12. a protective shell; 13. a first connecting block; 14. a second bolt; 15. a second connecting block; 16. a second groove; 17. buckling; 18. and a first groove.

Detailed Description

In order to make the content of the present invention more clearly understood, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1, a low temperature resistant porcelain insulator comprises a fixed block 1, a core rod main body 4 and a porcelain bushing 2, wherein the core rod main body 4 is installed on the fixed block 1, the porcelain bushing 2 comprises an inner ceramic ring 22 and an outer ceramic umbrella skirt 21, the outer ceramic umbrella skirt 21 is installed on the inner ceramic ring 22, a through hole 3 is formed in the inner ceramic ring 22, the porcelain bushing 2 is installed on the core rod main body 4 through the through hole 3, one end of the core rod main body 4 is of a threaded structure, a first nut 5 is arranged on the core rod main body 4, a second nut 6 is arranged at the upper end of the first nut 5, a protective shell 12 is arranged on the periphery of the porcelain bushing 2, a first connecting block 13 is arranged at one end of the protective shell 12, a second bolt 14 is arranged on the first connecting block 13 and installed on the core rod main body 4, a second connecting block 15 is arranged at the other end of the protective shell 12, first grooves 18 are formed in two sides of the second connecting block 15, a second groove 16 matched with the connecting block is formed in one side of the fixed block 1, both sides are equipped with buckle 17 in the second 16 recess, 1 one side of fixed block is equipped with three 8 recesses, three 8 both sides of recess all are equipped with

bolt

7, 1 fixed block has

fixation clamp

9, 9 both sides of fixation clamp are equipped with opening 11, be equipped with three 10 nuts on the bolt 7, and three 10 nuts are located the lower extreme of opening 11.

And at least two outer ceramic umbrella skirts 21 are arranged on the inner ceramic ring 22.

One side of the first bolt 7 at the two sides of the third groove 8 is longer than the other side.

The fixed block 1 and the core rod main body 4 are of an integral structure.

The mandrel main body 4, the fixing block 1 and the fixing clamp 9 are all made of 9Ni steel materials.

The outer ceramic shed 21 is an elliptical structure.

The shell 12 is mounted in two parts on either side of the mandrel body 14.

The utility model discloses put 2 covers of insulator on plug main part 4 at its during operation, nut 5 is installed and is gone to fix insulator 2, plug main part 4 passes the mounting hole, install nut two 6 again and go, play the fixed action, loosen the three 10 shorter nuts in fixation clamp 9 one side and put the cable that needs to fix inside, install the three 10 nuts of both sides can, bolt two 14 connections are passed through to protective housing 12 top, recess 18 on connecting block two 15 is passed through to the below is connected with buckle 17, plug main part 4, fixed block 1 and fixation clamp 9 adopt all be the Ni steel material, it is not fragile, that some damages all can dismantle when the function, change, the installation, and the installation is simple, and the cost is saved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The low-temperature-resistant porcelain insulator is characterized by comprising a fixed block (1), a core rod main body (4) and a porcelain bushing (2), wherein the core rod main body (4) is installed on the fixed block (1), the porcelain bushing (2) comprises an inner ceramic ring (22) and an outer ceramic umbrella skirt (21), the outer ceramic umbrella skirt (21) is installed on the inner ceramic ring (22), a through hole (3) is formed in the inner ceramic ring (22), the porcelain bushing (2) is installed on the core rod main body (4) through the through hole (3), one end of the core rod main body (4) is of a threaded structure, a first nut (5) is arranged on the core rod main body (4), a second nut (6) is arranged at the upper end of the first nut (5), a protective shell (12) is arranged on the periphery of the porcelain bushing (2), a first connecting block (13) is arranged at one end of the protective shell (12), a second bolt (14) is arranged on the first connecting block (13) and is installed on the core rod main body (4), the utility model discloses a safety housing, including protective housing (12), connecting block two (15) both sides are equipped with recess one (18), fixed block (1) one side be equipped with connecting block complex recess two (16), both sides are equipped with buckle (17) in recess two (16), fixed block (1) one side is equipped with recess three (8), recess three (8) both sides all are equipped with bolt one (7), fixed block (1) have fixation clamp (9), fixation clamp (9) both sides are equipped with opening (11), be equipped with nut three (10) on bolt one (7), and nut three (10) are located the lower extreme of opening (11).

2. The low temperature resistant porcelain insulator according to claim 1, wherein not less than two outer ceramic sheds (21) are mounted on the inner ceramic ring (22).

3. The low temperature resistant porcelain insulator according to claim 1, wherein the bolt one (7) on both sides of the groove three (8) is longer on one side than on the other side.

4. The low temperature resistant porcelain insulator according to claim 1, wherein the fixing block (1) and the core rod main body (4) are of an integral structure.

5. The low temperature resistant porcelain insulator according to claim 1, wherein the core rod main body (4), the fixing block (1) and the fixing clamp (9) are all made of 9Ni steel.

6. The porcelain insulator of claim 2, wherein the outer ceramic shed (21) is of an elliptical configuration.

7. The porcelain insulator of claim 1, wherein the protective shell (12) is mounted in two parts on both sides of the core rod body (4).