CN218299488U - Insulator - Google Patents

Abstract

The utility model discloses an insulator, including the insulator, the insulator comprises insulator body and disc, and the upper and lower both ends of insulator all embed there is the connector, and the connector is the metal material, and the connector comprises spacing ring and stopper, the bottom welding stopper of spacing ring, and the inner wall of spacing ring is provided with the internal thread, the utility model discloses an internal thread screw-thread fit that bolt and spacing ring inner wall set up is connected to utilize the welded stopper to carry on spacingly to the spacing ring, prevent that the spacing ring from rotating, make it can bear bigger torsion, make main stress point shift to metal connector by ceramic insulator, make the difficult broken fracture of insulator, and can bear bigger torsion, help improving the fixed effect of insulator, thereby improve the installation effectiveness of insulator.

Description

Insulator

Technical Field

The utility model relates to an insulating technology field specifically is an insulator.

Background

The insulator is a device which is arranged between conductors with different potentials or between the conductor and a grounding component and can bear the action of voltage and mechanical stress, has various types and shapes, has larger difference in the structure and the appearance of different types of insulators, is a special insulating control part and can play an important role in an overhead transmission line, is mostly used for telegraph poles in the early years, is gradually developed and hung at one end of a high-voltage wire connecting tower and is usually made of glass or ceramics so as to increase the creepage distance, and has the advantages of simple structure, convenient operation and low cost.

The existing insulator is convenient for installation, most of insulators can be directly arranged into a screw rod shape at the bottom of the insulator, so that the insulator can be directly connected with a connecting piece, but because the insulators are mostly made of glass or ceramic materials, the insulators are brittle and easy to break, when the insulators are installed, the screw thread parts of the insulators are main stress points, when the insulators are screwed hard, the insulators are easy to break, the installation of the insulators is influenced, the torsion is not enough, the installation of the insulators is easy to loosen, and the installation efficiency of the insulators is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulator to solve the problem that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an insulator, comprises insulator body and disc, the upper and lower both ends of insulator all embed there is the connector, the connector is the metal material, the connector comprises spacing ring and stopper, the bottom welding of spacing ring the stopper, the inner wall of spacing ring is provided with the internal thread.

Preferably, the connector on the top end of the insulator is detachably connected with a limiting rod, the limiting rod is installed at the bottom of the lower base, and the upper end of the lower base is detachably connected with the upper base.

Preferably, the connector with the detachable connection mode of gag lever post is threaded connection, the outside of gag lever post corresponds the internal thread of spacing ring is provided with the external screw thread, just the internal thread with the external screw thread phase-match.

Preferably, the inside of lower base also symmetry sets up two sets of the connector, the lower base with the detachable connected mode of last base is bolted connection, the bolt link up go up the base with connector screw-thread fit.

Preferably, the lower base and the one side of going up the base and laminating each other all seted up the spacing groove, the spacing groove is circular-arc, just the inner wall of spacing groove all bonds there is the rubber pad.

Preferably, the insulator body with disc integrated into one piece, just the outside of insulator body from top to bottom the equidistance sets up three groups the disc, the disc is umbelliform.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a bolt is connected with the internal thread screw-thread fit that the spacing ring inner wall set up to utilize the welded stopper to carry on spacingly to the spacing ring, prevent that the spacing ring from rotating, make it can bear bigger torsion, make main stress point shift to metal connector by ceramic insulator, make the difficult broken fracture of insulator, and can bear bigger torsion, help improving the fixed effect of insulator, thereby improve the installation effectiveness of insulator.

2. The utility model discloses because the base is bolted connection with dismantling of last base down, and the spacing groove has all been seted up to base and the one side of going up the mutual laminating of base down, the spacing groove is circular-arcly, make the wire can place in the spacing groove, utilize the mutual card of base and last base down and carry on spacingly to the wire, because the inner wall of spacing groove all bonds there is the rubber pad, the rubber pad is insulating material, and it has certain elastic deformation, make not rigid connection between wire and the base, can reduce the wearing and tearing to the base, help improving the life of base.

Drawings

FIG. 1 is an internal structural view of the present invention;

fig. 2 is an exploded view of the overall structure of the present invention.

In the figure: 1. insulator body, 2, disc, 3, connector, 4, gag lever post, 5, lower base, 6, last base, 7, spacing ring, 8, stopper, 9, spacing groove, 10, rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example one

Please refer to fig. 1 and fig. 2, the utility model provides an insulator comprises insulator body 1 and disc 2, and the upper and lower both ends of insulator all embed has connector 3, and connector 3 is the metal material, and connector 3 comprises spacing ring 7 and stopper 8, and the bottom welding stopper 8 of spacing ring 7, the inner wall of spacing ring 7 are provided with the internal thread.

In this embodiment, the insulator is in the manufacture process, at first, make mud, then make it into the insulator shape through the mould, at fashioned in-process with connector 3 built-in inside the insulator, at last the rethread burns the system and forms, compare in the screw thread portion integrative with the insulator, connector 3 of metal material is difficult damaged, because connector 3 of insulator upper end is used for connecting cable fixing device, connector 3 of lower extreme is used for the installation of insulator, when gag lever post 4 is connected with connector 3, stopper 8 can prevent that spacing ring 7 from rotating, make it can bear bigger torsion, make main stress point shift to metal connector 3 by ceramic insulator, make the insulator difficult breakage, and can bear bigger torsion, help improving the fixed effect of insulator, thereby improve the installation effectiveness of insulator.

Please refer to fig. 2, the connector 3 on the top of the insulator is detachably connected with a limiting rod 4, the limiting rod 4 is installed at the bottom of the lower base 5, the upper end of the lower base 5 is detachably connected with an upper base 6, the connector 3 is in threaded connection with the limiting rod 4 in a detachable connection mode, the external part of the limiting rod 4 is provided with external threads corresponding to the internal threads of the limiting ring 7, the internal threads are matched with the external threads, two sets of connectors 3 are also symmetrically arranged inside the lower base 5, the lower base 5 is in bolted connection with the upper base 6 in a detachable connection mode, bolts penetrate through the upper base 6 and the connector 3 in a threaded fit manner, limiting grooves 9 are respectively formed in one side of the lower base 5 and the upper base 6, the limiting grooves 9 are arc-shaped, rubber pads 10 are respectively bonded on the inner walls of the limiting grooves 9, the insulator body 1 and the disc 2 are integrally formed, three sets of discs 2 are equidistantly arranged from top to bottom outside the insulator body 1, and the disc 2 is umbrella-shaped.

In this embodiment, because the detachable connection mode of the lower base 5 and the upper base 6 is bolted connection, and the limiting groove 9 has been all seted up to one side that the lower base 5 and the upper base 6 laminated each other, the limiting groove 9 is circular-arc, make the wire can place in the limiting groove 9, utilize the mutual card of lower base 5 and upper base 6 and carry out spacingly to the wire, because the inner wall of limiting groove 9 all bonds there is rubber pad 10, rubber pad 10 is insulating material, and it has certain elastic deformation, make not rigid connection between wire and the base, can reduce the wearing and tearing to the base, help improving the life of base, because the outside of gag lever post 4 corresponds the internal thread of spacing ring 7 and is provided with the external screw thread, internal screw thread and external screw thread phase-match, make gag lever post 4 can with spacing ring 7 zonulae occludens, improve its fixed effect, because insulator body 1 and disc 2 integrated into one piece, and the outside of insulator body 1 sets up three sets of disc 2 from top to bottom, disc 2 is the equidistance 2 is the umbelliform, can reduce the quantity of electric field line in the air, can reduce the flashover phenomenon by a wide margin, and can not make the water droplet of the umbrella form of the water droplet of the electric conduction on the insulator, can reduce the safety electric conduction possibility of the umbrella form more.

The working principle is as follows: when the device is used, the device is connected with the inner wall of the limit ring 7 through the matching of the bolt and the inner thread arranged on the inner wall of the limit ring 7, and the limit ring 7 is limited by the welded limit block 8, so that the limit ring 7 is prevented from rotating, can bear larger torsion, and main stress points are transferred from the ceramic insulator to the metal connector 3, so that the insulator is not easy to break, can bear larger torsion, and is beneficial to improving the fixing effect of the insulator, thereby improving the installation efficiency of the insulator, and the connection principle of the upper base and the lower base is the same as that of the upper base and the lower base;

because the detachable connection mode of the lower base 5 and the upper base 6 is bolt connection, the limiting groove 9 is formed in one side of the lower base 5 and one side of the upper base 6, which are mutually attached, the limiting groove 9 is arc-shaped, the wire can be placed in the limiting groove 9, the lower base 5 and the upper base 6 are clamped mutually and limited by the wire, the rubber pad 10 is bonded on the inner wall of the limiting groove 9 and is made of insulating materials, and the elastic deformation is certain, so that the wire is not rigidly connected with the base, the abrasion to the base can be reduced, and the service life of the base is prolonged.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (5)

1. The utility model provides an insulator comprises insulator body (1) and disc (2), its characterized in that: connectors (3) are arranged in the upper end and the lower end of the insulator, each connector (3) is composed of a limiting ring (7) and a limiting block (8), the limiting blocks (8) are welded to the bottoms of the limiting rings (7), and internal threads are arranged on the inner walls of the limiting rings (7);

insulator top connector (3) detachable be connected with gag lever post (4), the bottom of base (5) is down installed in gag lever post (4), the detachable base (6) of being connected with in upper end of base (5) down.

2. An insulator according to claim 1, characterised in that: the connector (3) with the detachable connection mode of the limiting rod (4) is threaded connection, the outside of the limiting rod (4) corresponds to the internal thread of the limiting ring (7) and is provided with external threads, and the internal threads are matched with the external threads.

3. An insulator according to claim 2, wherein: the connector (3) is symmetrically arranged in the lower base (5), the lower base (5) is connected with the upper base (6) in a detachable mode through bolts, and the bolts penetrate through the upper base (6) and the connector (3) in a threaded fit mode.

4. An insulator according to claim 3, wherein: lower base (5) and one side of going up base (6) and laminating each other has all seted up spacing groove (9), spacing groove (9) are circular-arcly, just the inner wall of spacing groove (9) all bonds and has rubber pad (10).

5. An insulator according to claim 1, characterised in that: insulator body (1) with disc (2) integrated into one piece, just the outside of insulator body (1) from top to bottom the equidistance sets up three groups disc (2), disc (2) are umbelliform.

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