Ceramic insulator for high-low voltage power transmission line

Abstract

The utility model relates to the field of insulators, in particular to a ceramic insulator for a high-low voltage power transmission line, which comprises an insulator and a chassis, the bottom of the insulator is provided with the chassis, the upper end face of the chassis is provided with through holes in a front-back symmetrical manner, the upper end face of the chassis is provided with a fixing groove, and the left end face in the fixing groove is rotatably provided with an adjusting lead screw through a bearing. Adjusting sliding blocks are installed on the outer side wall of the adjusting lead screw in a bilateral symmetry mode, a fixing plate is installed on the upper end face of each adjusting sliding block, a plurality of limiting frames are installed at the inner side end of each fixing plate from top to bottom, and a fixing screw rod is installed at the bottom of the base plate. And the limiting frame is used for clamping and fixing the winding part, so that the winding and mounting stability is ensured, and the phenomenon that the binding rope is easy to break and fall off after being used for a long time during binding rope fixing is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of insulator, concretely relates to a high and low voltage transmission line ceramic insulator. BACKGROUND

[0002] Insulator is a kind of special insulation control, can play an important role in overhead transmission line.In early years, insulator is used in electric pole, slowly develops in the high type high voltage wire connection tower and hangs a lot of disc-shaped insulator, it is to increase the creepage distance, usually made of glass or ceramic.

[0003] Chinese patent discloses a kind of high and low voltage transmission line ceramic insulator (grant announcement number CN114783704B), the patent technology can solve in some humid environment due to long time to the use of ceramic insulator, lead to some stains and adherent impurities on the surface of ceramic insulator, these sometimes can lead to the phenomenon such as flashover discharge due to dirt.

[0004] The existing way of tying wire is used to fix the winding part of the electric wire, which has poor firmness and is prone to breakage, and birds are likely to land on the insulator and cause damage to the electric wire. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides a kind of high and low voltage transmission line ceramic insulator, including insulator and bottom disc, the insulator bottom is equipped with bottom disc, bottom disc upper end face is symmetrically provided with perforation, bottom disc upper end face is provided with fixed groove, the left side end surface in fixed groove is rotatably installed with adjusting lead screw by bearing, adjusting lead screw outer lateral wall is symmetrically installed with adjusting sliding block, adjusting sliding block upper end face is installed with fixed plate, multiple limit frames are installed from top to bottom in the inboard end of fixed plate, bottom disc bottom is installed with fixed screw rod.

[0006] Preferably, the outer side end of the fixed plate is installed with an outer side plate, the upper end surface of the outer side plate is installed with a spring rod, the upper end surface of the spring rod is installed with a baffle, and the bottom of the outer side plate is installed with a bell through a hinged manner.

[0007] Preferably, the inner lateral wall of the perforation is installed with multiple balls along the circumferential direction thereof, and the upper and lower end surfaces of the fixed groove are installed with soft pads.

[0008] Preferably, the bottom of the bottom disc is provided with a through hole, the outer lateral wall of the adjusting lead screw is provided with multiple triangular grooves along the circumferential direction thereof, the triangular grooves are arranged with triangular inserts, the bottom of the triangular insert is installed with a lower plate, the disc is provided with an adjusting groove, the adjusting groove is installed with an adjusting sliding block through a sliding fit manner, the bottom of the adjusting sliding block is installed with a bottom plate, the right side end surface of the adjusting groove is provided with a screw groove, and the first screw rod is rotatably installed in the screw groove through a threaded manner.

[0009] The technical effects and advantages of the utility model are as follows:

[0010] 1、The utility model discloses a perforation and adjusting screw structure is used to be able to wind and fix the treatment to the electric wire, and the limiting support is used to be connected and fixed to the winding part, and the stability of winding installation is guaranteed, and the long -time use of the binding rope is easy to break off when being fixed.

[0011] 2、The utility model discloses a spring rod and bell structure are used to be able to frighten away the bird, and the electric wire is prevented from being damaged on the insulator, and the ball and soft pad structure are used, and the friction of the electric wire surface and fixed groove inside is avoided, and the electric wire surface is prevented from being abraded. DRAWINGS

[0012] Fig. 1 It is the main view of the ceramic insulator structure for high and low voltage transmission line that the embodiment provides;

[0013] Fig. 2 It is the sectional main view of the ceramic insulator for high and low voltage transmission line that the embodiment provides;

[0014] Fig. 3 It is the first sectional left view of the ceramic insulator for high and low voltage transmission line that the embodiment provides;

[0015] Fig. 4 It is the second sectional left view of the ceramic insulator for high and low voltage transmission line that the embodiment provides;

[0016] Fig. 5 It is the ceramic insulator for high and low voltage transmission line that the embodiment provides; Fig. 2 The local amplification diagram of area A.

[0017] In the drawing: 1, insulator;2, base plate;11, perforation;12, adjusting screw;13, fixed plate;14, limiting support;15, fixed screw;16, outer side plate;17, spring rod;18, baffle;19, bell;21, ball;22, soft pad;23, triangular groove;24, triangular plug;25, bottom plate;25, first screw. DETAILED DESCRIPTION

[0018] The utility model makes further detailed explanation in combination with the drawing and specific embodiment. The embodiment of the utility model is given for example and description, and is not exhaustive or limit the utility model to the disclosed form. Many modifications and changes are obvious to those skilled in the art. The embodiment is selected and described to better illustrate the principle and practical application of the utility model, and make those skilled in the art understand the utility model to design various embodiments with various modifications suitable for specific use.

[0019] Please refer to Figs. 1-5 In this embodiment, a kind of high-low voltage transmission line ceramic insulator is provided, including insulator 1 and base 2, the bottom of the insulator 1 is equipped with base 2, the upper end surface of base 2 is symmetrically provided with through hole 11, the upper end surface of base 2 is provided with fixed groove, the left side end surface in fixed groove is rotatably installed with adjusting screw 12 by bearing, adjusting screw 12 outer wall is symmetrically installed with adjusting sliding block, the upper end surface of adjusting sliding block is installed with fixed plate 13, the inside end of fixed plate 13 is installed with multiple limit frame 14 from top to bottom, the bottom of base 2 is installed with fixed screw 15, adjusting screw 12 left-right symmetry screw thread direction is opposite, when working, the screw connection fixed treatment of insulator 1 is carried out by fixed screw 15, wire passes through the through hole 11 of front side, is wound by insulator 1, then one side of wire passes through the through hole 11 of rear side, to carry out the connection treatment of wire, rotating adjusting screw 12, drive limit frame 14 to move inwards to carry out the clamping fixed treatment of winding part, ensure its winding installation firmness, avoid the rope fixed when long time use rope and easily break off.

[0020] The outside end of fixed plate 13 is installed with outside plate 16, spring rod 17 is installed on the upper end surface of outside plate 16, baffle 18 is installed on the upper end surface of spring rod 17, bell 19 is installed on the bottom of outside plate 16 by hinged mode, when working, when flying bird falls on baffle 18, spring rod 17 controls baffle 18 to shake, knock bell 19 to emit sound, so as to be able to frighten away flying bird, avoid its falling on insulator 1 to cause damage to wire.

[0021] The inside wall of through hole 11 is installed with multiple balls 21 along its circumferential direction, soft pad 22 is installed on the upper and lower end surfaces of fixed groove, when working, wire passes through through hole 11, adopts ball 21 and soft pad 22 structure, avoid the surface of wire and the inside of fixed groove rub to cause the surface of wire to wear.

[0022] The bottom of base 2 is provided with through hole, a plurality of triangular grooves 23 are provided on the outer wall of adjusting screw 12 along the circumferential direction thereof, a triangular insert block 24 is arranged in the triangular groove 23, a lower plate is installed on the bottom of the triangular insert block 24, a disc is provided with an adjusting groove, an adjusting sliding block is installed in the adjusting groove by sliding fit, a bottom plate 25 is installed on the bottom of the adjusting sliding block, a screw groove is provided on the right side end surface of the adjusting groove, a first screw 26 is rotatably installed in the screw groove by screw thread, when working, the triangular insert block 24 is inserted and fixed to the adjusting screw 12 to avoid rotation, further improving the stability of the device, the bottom plate 25 supports and fixes the fixed plate 13, the first sliding block is pulled to drive the bottom plate 25 to move rightward, facilitating the triangular insert block 24 to be removed, the first screw 26 positions the first sliding block to avoid accidental sliding.

[0023] In specific work, through the fixed screw rod 15 carries out the screw joint fixed processing to the insulator 1, the wire passes through the front side's perforation 11, through the insulator 1 carries out the winding processing, subsequently the wire's one side passes through the rear side's perforation 11, thereby carries out the connection processing to the wire, rotates the adjusting screw 12, drives the limiting frame 14 to move inwards thereby carries out the clamping fixed processing to the winding part, ensures its winding installation firmness, avoids the rope fixed when long time use rope to break off easily.

[0024] Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art and related fields without creative labor should belong to the scope of protection of the present application. The structures, devices and operation methods not specifically described and explained in the present application, if not specially described and limited, are implemented according to the conventional means in the art.

Claims

1. A ceramic insulator for high and low voltage transmission lines, comprising an insulator (1) and a base (2), characterized in that, The insulator (1) is equipped with a base plate (2) at the bottom. The upper end of the base plate (2) is symmetrically provided with perforations (11) on the front and back. The upper end of the base plate (2) is provided with a fixing groove. The left end of the fixing groove is rotatably installed with an adjusting screw (12) through a bearing. The outer side wall of the adjusting screw (12) is symmetrically provided with adjusting sliders on the left and right. The upper end of the adjusting slider is provided with a fixing plate (13). The inner end of the fixing plate (13) is provided with multiple limit brackets (14) from top to bottom. The bottom of the base plate (2) is provided with a fixing screw (15).

2. A ceramic insulator for high and low voltage transmission lines according to claim 1, characterized in that... An outer plate (16) is installed on the outer end of the fixed plate (13), a spring rod (17) is installed on the upper end surface of the outer plate (16), and a baffle (18) is installed on the upper end surface of the spring rod (17).

3. A ceramic insulator for high and low voltage transmission lines according to claim 2, characterized in that, A bell (19) is mounted on the bottom of the outer side plate (16) by means of a hinge.

4. A ceramic insulator for high and low voltage transmission lines according to claim 1, characterized in that, Multiple balls (21) are installed on the inner wall of the perforation (11) along its circumferential direction, and soft pads (22) are installed on the upper and lower end faces of the fixing groove.

5. A ceramic insulator for high and low voltage transmission lines according to claim 1, characterized in that, The bottom of the chassis (2) has a through hole, and the outer wall of the adjusting screw (12) has multiple triangular grooves (23) along its circumferential direction. Triangular inserts (24) are arranged in the triangular grooves (23), and a lower plate is installed at the bottom of the triangular inserts (24). The disc has an adjusting groove, and an adjusting slider is installed in the adjusting groove by sliding fit. A base plate (25) is installed at the bottom of the adjusting slider.

6. A ceramic insulator for high and low voltage transmission lines according to claim 5, characterized in that, A screw groove is provided on the right end face of the adjusting groove, and a first screw (26) is installed in the screw groove by means of thread rotation.

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