CN210865760U

CN210865760U - Insulator

Info

Publication number: CN210865760U
Application number: CN201921810627.8U
Authority: CN
Inventors: 谢宗卫
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-06-26
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses an insulator, which comprises an insulating body and a wire clamping seat, wherein one end of the insulating body is fixedly connected with an insulating mounting seat, and the insulating mounting seat is connected with the wire clamping seat through a connecting device; connecting device is including seting up the mounting groove in wire holder one end and seting up the thread groove on insulating mount pad, just insulating mount pad is located the mounting groove, the symmetry is equipped with the locking bolt on the lateral wall of mounting groove, just locking bolt threaded connection is in the thread groove, locking bolted connection has supplementary connecting device, the utility model discloses rely on the connection of mounting groove and insulating mount pad to provide sufficient bending resistance for between wire holder and the insulator to resist the great bending resistance that adverse circumstances such as high air high wind caused, and two locking bolts's use has increased the stretching resistance between wire holder and the insulating mount pad, has improved the security of connecting.

Description

Insulator

Technical Field

The embodiment of the utility model provides an electric technical field, concretely relates to insulator.

Background

The insulator is a device which is arranged between conductors with different electric potentials or between the conductor and a grounding component and can withstand the action of voltage and mechanical stress, is a special insulating control and can play an important role in an overhead transmission line, is mainly used for a telegraph pole in the past, is slowly developed on a plurality of disc-shaped insulators hung at one end of a high-voltage wire connecting tower and is mainly used for increasing the creepage distance, and is usually made of glass or ceramic.

The double-layered line gold utensil generally is with insulator tip fixed connection in current insulator, undetachable, appear damaging or insulating function when the insulator main part loses the back, the insulator main part needs to be changed, can change the double-layered line gold utensil that still can continue to use this moment together, make the maintenance cost improve, also cause a wasting of resources of double-layered line gold utensil, current application number is CN201820278827.2, the patent name is a plate-type connection porcelain insulator, the utility model discloses with double-layered line gold utensil and insulator split and carry out locking connection through bolt and insulator, realize the reutilization of double-layered line gold utensil, nevertheless this utility model also has the shortcoming: the utility model discloses a locking is connected with the insulator only to rely on single bolt, and connecting power and bending resistance are less, and the wind-force that the insulator received in the high altitude and other external forces are great, can cause great pressure and shearing force to the insulator with the connection position between the clamp wire gold utensil, bend the bolt easily and damage even, so not only can damage the clamp wire gold utensil, also can damage the insulator.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an insulator has solved the not enough problem of bending resistance of connected mode between current insulator and the double-layered line gold utensil.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

an insulator comprises an insulating body and a wire clamping seat, wherein one end of the insulating body is fixedly connected with an insulating mounting seat, and the insulating mounting seat is connected with the wire clamping seat through a connecting device;

connecting device is including seting up the mounting groove in wire holder one end and seting up the thread groove on insulating mount pad, just insulating mount pad is located the mounting groove, the symmetry is equipped with locking bolt on the lateral wall of mounting groove, just locking bolt threaded connection is in the thread groove, locking bolt is connected with supplementary connecting device.

As a preferred scheme of the utility model, the auxiliary connection device establishes the clamp plate on the locking bolt and inserts the gag lever post of establishing in insulating mount pad including the cover, just the one end of keeping away from insulating mount pad of gag lever post runs through the mounting groove lateral wall and with clamp plate fixed connection, the part cover that the gag lever post is located the mounting groove lateral wall is equipped with the spring.

As an optimized scheme of the utility model, the symmetry is equipped with a plurality of stiffening rib on the insulating mount pad lateral wall, be equipped with the stiffening groove that corresponds on the inside wall of mounting groove.

As an optimized scheme of the utility model, the mounting groove inside wall is equipped with insulating rubber layer.

As a preferred scheme of the utility model, the wire holder includes connecting seat and line ball seat, the connecting seat is connected with the insulating mount pad, the line ball seat passes through clamp bolt and is connected with the connecting seat, the equal symmetry in one side relatively of connecting seat and line ball seat is equipped with two line ball grooves.

As an optimized proposal of the utility model, the wire clamping seat is of a square structure.

The utility model discloses an embodiment has following advantage:

the utility model discloses rely on the connection of mounting groove and insulating mount pad to provide sufficient bending resistance for between wire holder and the insulator to resist the great power of bending that adverse circumstances such as high aerial strong wind caused, and two locking bolt's use has increased the stretching resistance between wire holder and the insulating mount pad, has improved the security of connecting.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the range which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic structural diagram of an insulator according to an embodiment of the present invention;

fig. 2 is a schematic top view of the wire clamping seat according to the embodiment of the present invention.

In the figure:

1-an insulating body; 2-an insulating mounting seat; 3-auxiliary connection means; 4-a connecting means; 5-reinforcing ribs; 6-an insulating rubber layer; 7-a wire pressing seat; 8-a hold-down bolt; 9-pressing a wire groove; 10-a connecting seat; 11-a wire clamping seat; 12-a reinforcement groove;

31-a spring; 32-a platen; 33-a limiting rod;

41-mounting groove; 42-locking bolt.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below 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 belong to the protection scope of the present invention.

As shown in fig. 1 and fig. 2, the utility model provides an insulator, including insulator 1 and wire holder 11, insulator 1 one end fixedly connected with insulating mount pad 2, insulating mount pad 2 passes through connecting device 4 and is connected with wire holder 11.

Connecting device 4 is including seting up the mounting groove 41 in wire holder 11 one end and seting up the thread groove on insulating mount pad 2, and insulating mount pad 2 is located mounting groove 41, and the symmetry is equipped with locking bolt 42 on the lateral wall of mounting groove 41, and locking bolt 42 threaded connection is in the thread groove, and locking bolt 42 is connected with supplementary connecting device 3.

The auxiliary connecting device 3 comprises a pressing plate 32 sleeved on the locking bolt 42 and a limiting rod 33 inserted in the insulating mounting seat 2, one end of the limiting rod 33, which is far away from the insulating mounting seat 2, penetrates through the side wall of the mounting groove 41 and is fixedly connected with the pressing plate 32, and the part, located in the side wall of the mounting groove 41, of the limiting rod 33 is sleeved with a spring 31.

The wire clamping seat 11 comprises a connecting seat 10 and a wire pressing seat 7, the connecting seat 10 is connected with the insulating mounting seat 2, the wire pressing seat 7 is connected with the connecting seat 10 through a pressing bolt 8, and two wire pressing grooves 9 are symmetrically arranged on one opposite sides of the connecting seat 10 and the wire pressing seat 7.

The wire clamping seat 11 is of a square structure.

The utility model has to be explained that the insulator is in a severe environment when working at high altitude, rainwater and strong wind can cause certain damage to the insulator, when the wire clamping hardware fitting is separated from the insulating body 1, the connection mode of the wire clamping hardware fitting and the insulating body 1 is required to be noticed to be suitable for the high altitude working environment, especially in strong wind weather, the insulator can continuously swing and swing in wind, which can cause great pressure to the connection position of the wire clamping hardware fitting and the insulating body 1, the pressure can form a radial force, so that the connection position of the wire clamping hardware fitting and the insulating body 1 has enough bending resistance to resist the invasion of wind power, in the utility model, the insulating mounting seat 2 is fixedly connected to the inner wall of the mounting groove 41 arranged on the wire clamping seat 11 through two symmetrically arranged locking bolts 42, the oppression to the connection position caused by the bending resistance formed by the offset of the side walls of the mounting groove 41 and the insulating mounting seat 2, than single security of relying on the bolt bending resistance higher, just the utility model discloses a two locking bolt 42 only receive the pulling force that comes from insulating mount pad 2, and the direction is single along insulator 1 direction, and radial force can be offset by the lateral wall of mounting groove 41, and current reliance bolt locking need receive simultaneously from the effect of the power of axial and two radial directions, and the possibility that the bolt damaged is bigger, the utility model discloses in reduced locking bolt 42's atress, improved locking bolt 42's life, it is safer.

The auxiliary connecting device 3 is designed for enhancing the tensile resistance of the connecting part, the tensile force borne by the two locking bolts 42 is reduced, the two limiting rods 33 are clamped in the side wall of the mounting groove 41 and the insulating mounting seat 2, part of the tensile force of the insulating mounting seat 2 is shared by the side wall of the mounting groove 41 and the limiting rods 33, the tensile force borne by the locking bolts 42 is further reduced, the safety is further improved, the safety of the whole device is related to the safety of the locking bolts 42, when the locking bolts 42 are damaged, the wire clamping seat 11 and the insulating body 1 can be separated, the insulating function of the insulating body 1 fails, and therefore the safety of the connecting part is further improved when the stress of the locking bolts 42 is further reduced.

In order to prevent the insulating mounting seat 2 from rotating circumferentially in the mounting groove 41, a plurality of reinforcing ribs 5 are symmetrically arranged on the side wall of the insulating mounting seat 2, and corresponding reinforcing grooves 12 are arranged on the inner side wall of the mounting groove 41. The insulating mount pad 2 circumferential direction can bring radial direction's atress for locking bolt 42's load increases, and the possibility of inefficacy increases, consequently restricts insulating mount pad 2 at mounting groove 41 internal rotation through the cooperation of stiffening rib 5 and reinforcing groove 12, reduces locking bolt 42's load, promotes the security.

The inner side wall of the mounting groove 41 is provided with an insulating rubber layer 6. The insulating rubber layer 6 is arranged to play a role in sealing and insulating, and the phenomenon that the connection part of the wire clamping seat 11 and the insulating body 1 is corroded by rainwater to cause corrosion damage to internal parts is avoided.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are intended to be inclusive and therefore specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed and illustrated, unless explicitly indicated as an order of performance. It should also be understood that additional or alternative steps may be employed.

When an element or layer is referred to as being "on" … … "," engaged with "… …", "connected to" or "coupled to" another element or layer, it can be directly on, engaged with, connected to or coupled to the other element or layer, or intervening elements or layers may also be present. In contrast, when an element or layer is referred to as being "directly on … …," "directly engaged with … …," "directly connected to" or "directly coupled to" another element or layer, there may be no intervening elements or layers present. Other words used to describe the relationship of elements should be interpreted in a similar manner (e.g., "between … …" and "directly between … …", "adjacent" and "directly adjacent", etc.). As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region or section from another element, component, region or section. Unless clearly indicated by the context, use of terms such as the terms "first," "second," and other numerical values herein does not imply a sequence or order. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

Spatially relative terms, such as "inner," "outer," "below," "… …," "lower," "above," "upper," and the like, may be used herein for ease of description to describe a relationship between one element or feature and one or more other elements or features as illustrated in the figures. Spatially relative terms may be intended to encompass different orientations of the device in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the example term "below … …" can encompass both an orientation of facing upward and downward. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An insulator is characterized by comprising an insulating body (1) and a wire clamping seat (11), wherein one end of the insulating body (1) is fixedly connected with an insulating mounting seat (2), and the insulating mounting seat (2) is connected with the wire clamping seat (11) through a connecting device (4);

connecting device (4) including offer mounting groove (41) and the thread groove of seting up on insulating mount pad (2) of wire clamping seat (11) one end, just insulating mount pad (2) are located mounting groove (41), the symmetry is equipped with locking bolt (42) on the lateral wall of mounting groove (41), just locking bolt (42) threaded connection is in the thread groove, locking bolt (42) are connected with supplementary connecting device (3).

2. An insulator according to claim 1, wherein the auxiliary connecting device (3) comprises a pressing plate (32) sleeved on the locking bolt (42) and a limiting rod (33) inserted in the insulating mounting seat (2), one end of the limiting rod (33) far away from the insulating mounting seat (2) penetrates through the side wall of the mounting groove (41) and is fixedly connected with the pressing plate (32), and a spring (31) is sleeved on the part of the limiting rod (33) located in the side wall of the mounting groove (41).

3. An insulator according to claim 2, wherein a plurality of reinforcing ribs (5) are symmetrically arranged on the side wall of the insulating mounting seat (2), and corresponding reinforcing grooves (12) are arranged on the inner side wall of the mounting groove (41).

4. An insulator according to claim 3, characterised in that the mounting groove (41) is provided with an insulating rubber layer (6) on the inner side wall.

5. An insulator according to claim 1, wherein the wire clamping seat (11) comprises a connecting seat (10) and a wire pressing seat (7), the connecting seat (10) is connected with the insulating mounting seat (2), the wire pressing seat (7) is connected with the connecting seat (10) through a compression bolt (8), and two wire pressing grooves (9) are symmetrically formed on the opposite sides of the connecting seat (10) and the wire pressing seat (7).

6. An insulator according to claim 5, characterised in that the clamping base (11) is of square configuration.