CN210091829U

CN210091829U - Insulator with circuit buffering function

Info

Publication number: CN210091829U
Application number: CN201921052588.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangxi Pingxiang Shanshui Electric Porcelain Electric Appliance Co Ltd
Current assignee: Jiangxi Pingxiang Shanshui Electric Porcelain Electric Appliance Co Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-02-18
Anticipated expiration: 2029-07-08

Abstract

The utility model relates to an electrical equipment field specifically is an insulator with circuit buffer function, which comprises a base, chassis central authorities' welding is provided with the axis, and the epaxial registrate of axis is provided with a plurality of insulating discs of group, the apron is installed through the screw thread at axis top, and is provided with spacing post through articulated online between apron and the chassis, the apron lower surface encircles the welding and is provided with six compression spring groups, and the equal welded connection in compression spring bottom to clamping ring, apron upper surface welding is provided with the annular, and installs in the annular and set up the chassis and have the carousel, the riveting of carousel upper surface bilateral symmetry is provided with two sets of support A. The device makes support B move downwards along the sliding groove formed in the groove plate through the tension of the extension spring on support B, so that the wire rollers arranged at two ends of support B are attached to the wire rollers arranged at two ends of support A, and the conductive cable is clamped and fixed through the close attachment of the two sets of wire rollers.

Description

Insulator with circuit buffering function

Technical Field

The utility model relates to an electrical equipment technical field specifically is an insulator with circuit buffer function.

Background

The insulator is an important component of the power transmission line, is a unique electric insulating part and an important structural support part, and the reasonability of the performance and the configuration of the insulator directly influences the safe and stable operation of the line. The insulating and suspending wire is used for insulating and suspending wires in high-voltage and ultrahigh-voltage alternating-current and direct-current transmission lines.

The tail end of an existing line insulator needs to be connected to a main transmission cable through a high-voltage cable which bypasses the insulator, the structural strength of the connection and bending part of the high-voltage cable and the main transmission cable is low, and the insulator which is lack of a buffering and protecting function for the cable easily enables the connection part of the high-voltage cable and the main transmission cable to be broken in windy weather.

If the insulator for buffering, connecting and protecting the cable can be invented, the problems can be solved, and the insulator with the line buffering function is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulator with circuit buffer function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an insulator with a circuit buffering function comprises a chassis, wherein a middle shaft is welded in the center of the chassis, and a plurality of groups of insulating discs are sleeved on the middle shaft, a cover plate is arranged at the top of the middle shaft through threads, and a limit column is arranged between the cover plate and the chassis through a hinged connection, six groups of compression springs are welded on the lower surface of the cover plate in a surrounding manner, the bottoms of the compression springs are welded and connected to the compression ring, the upper surface of the cover plate is welded with a ring groove, and a base plate is inserted in the ring groove and provided with a rotary table, the upper surface of the rotary table is riveted with two groups of brackets A in a bilateral symmetry manner, two groups of wire rollers are symmetrically arranged at the front and the back of the bracket A through a rotating shaft, a groove plate is arranged on the outer surface of the bracket A through a screw, and a bracket B is inserted into the groove plate, an extension spring is welded between the bottom of the bracket B and the bottom of the groove plate groove, and the tail ends of the left bracket B and the right bracket B are provided with wire rollers through rotating shafts.

Preferably, support A bottom welding is provided with the connecting strip, through screw fixed mounting on the carousel upper surface around the connecting strip, and support A top is inclined seventy-five degrees angle symmetry around and is provided with two sets of branch arms, and about two sets of support A's branch arm between the ann insert be provided with the pivot, and the cover is equipped with the line roller in the pivot.

Preferably, the shape of the groove plate is the same as that of the support A, a T-shaped groove is formed in the center of the upper branch arm of the groove plate, a tension spring is welded to the bottom of the T-shaped groove, a support B is arranged in the T-shaped groove in an inserted mode, and the central axis of the support B is parallel to that of the branch arm of the support A.

Preferably, the left side and the right side of the chassis and the cover plate are provided with limit columns through hinged connection, and the insulating disc is symmetrically provided with two groups of limit grooves matched with the limit columns.

Preferably, the top of the center of the insulating disc is provided with a spacing pipe in a surrounding manner, the bottom of the insulating disc is provided with a pipe groove matched with the spacing pipe, and the upper surface of the insulating disc is provided with two groups of insulating rings in a surrounding manner.

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

1. the device makes the clamping ring carry out the pressfitting to multiunit insulating disc fixedly through compression spring's elasticity, and the axial degree of freedom of insulating disc is injectd simultaneously to the interval of reinforcing apron and chassis is injectd through two sets of spacing posts that bilateral symmetry set up.

2. The device makes support B move downwards along the sliding groove formed in the groove plate through the tension of the extension spring on support B, so that the wire rollers arranged at two ends of support B are attached to the wire rollers arranged at two ends of support A, and the conductive cable is clamped and fixed through the close attachment of the two sets of wire rollers.

3. The device reduces the friction that produces between cable and the insulator through the rotation of line roller, and the line roller cushions the support to cable bending part.

Drawings

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

fig. 2 is a schematic cross-sectional view of the present invention.

In the figure: 1 chassis, 2 axis, 3 insulating discs, 4 apron, 5 spacing posts, 6 compression springs, 7 clamping rings, 8 annular, 9 carousel, 10 support A, 11 line rollers, 12 frid, 13 support B, 14 extension spring.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides an insulator with circuit buffer function, includes chassis 1, and 1 central authorities of chassis weld and be provided with axis 2, and the axis 2 goes up the registrate and is provided with a plurality of insulating discs 3 of group, and 3 central authorities top of insulating disc encircle be provided with the interval pipe, and 3 bottoms of insulating disc set up with interval pipe assorted pipe socket, insulating disc 3 upper surface is encircleed and is provided with two sets of insulating rings.

The top of the middle shaft 2 is provided with a cover plate 4 through threads, a limiting column 5 is arranged between the cover plate 4 and the chassis 1 through a hinged connection, the left side and the right side of the chassis 1 and the cover plate 4 are provided with the limiting column 5 through the hinged connection, and two sets of limiting grooves matched with the limiting column 5 are symmetrically arranged on the insulating disc 3 in the left-right direction.

The lower surface of apron 4 encircles the welding and is provided with six compression spring 6 groups, and equal welded connection in compression spring 6 bottom to clamping ring 7, 4 upper surface welding of apron is provided with annular 8, and it has carousel 9 to set up chassis 1 to insert in the annular 8, the riveting of 9 upper surface bilateral symmetry of carousel is provided with two sets of supports A10, and install two sets of line rollers 11 through the pivot symmetry around support A10, support A10 bottom welding is provided with the connecting strip, pass through screw fixed mounting at carousel 9 upper surfaces around the connecting strip. The top of the bracket A10 is symmetrically provided with two groups of branch arms inclined forward and backward at an angle of seventy-five degrees, a rotating shaft is arranged between the branch arms of the left and right groups of brackets A10 in an inserting manner, and the rotating shaft is sleeved with a wire roller 11.

The outer surface of the bracket A10 is provided with a groove plate 12 through a screw, a bracket B13 is arranged in the groove plate 12 in an inserted manner, the groove plate 12 and a bracket A10 are the same in shape, a T-shaped groove is formed in the center of an upper branch of the groove plate 12, a tension spring 14 is welded at the bottom of the T-shaped groove, a bracket B13 is arranged in the T-shaped groove in an inserted manner, and the central axis of the bracket B13 is parallel to the central axis of a branch of the bracket A10.

An extension spring 14 is welded between the bottom of the bracket B13 and the bottom of the groove plate 12, and the tail ends of the left and right brackets B13 are provided with a wire roller 11 through a rotating shaft.

The working principle is as follows: after the insulating discs 3 are evenly sleeved on the middle shaft 2 at equal intervals, the cover plate 4 is fixedly arranged at the top of the middle shaft 2 through threads, the compression ring 7 is pressed and fixed on a plurality of groups of insulating discs 3 by utilizing the elasticity of the compression spring 6, the distance between the reinforcing cover plate 4 and the chassis 1 is limited by two groups of limiting columns 5 which are arranged in bilateral symmetry, the axial freedom degree of the insulating disc 3 is limited at the same time, a cable passes through the gap between two groups of wire rollers 11 for installation, the tension of the tension spring 14 to the bracket B13 makes the bracket B13 move downwards along the sliding slot on the slot plate 12, so that the wire rollers 11 installed at both ends of the bracket B13 are attached to the wire rollers 11 installed at both ends of the bracket a10, the conductive cable is tightly attached through the two groups of wire rollers 11 to be clamped and fixed, friction generated between the cable and the insulator is reduced through rotation of the wire rollers 11, and the bent part of the cable is buffered and supported by the wire rollers 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an insulator with circuit buffer function, includes chassis (1), its characterized in that: the center of the chassis (1) is welded with a center shaft (2), a plurality of groups of insulating discs (3) are sleeved on the center shaft (2), the top of the center shaft (2) is provided with an apron (4) through threads, a limiting column (5) is arranged between the apron (4) and the chassis (1) through a hinged connection, the lower surface of the apron (4) is provided with six groups of compression springs (6) through welding, the bottoms of the compression springs (6) are all welded to a compression ring (7), the upper surface of the apron (4) is welded with an annular groove (8), the chassis (1) is provided with a turntable (9) through the insertion of the annular groove (8), the upper surface of the turntable (9) is provided with two groups of supports A (10) through bilateral symmetry riveting, two groups of wire rollers (11) are symmetrically installed through rotating shafts around the supports A (10), and a groove plate (12) is installed on the outer, and a bracket B (13) is inserted into the groove plate (12), an extension spring (14) is welded between the bottom of the bracket B (13) and the bottom of the groove plate (12), and the tail ends of the left and right groups of brackets B (13) are provided with a wire roller (11) through a rotating shaft.

2. The insulator with the line buffering function according to claim 1, wherein: support A (10) bottom welding is provided with the connecting strip, through screw fixed mounting in carousel (9) upper surface around the connecting strip, and support A (10) top is inclined seventy-five degree angle symmetry around is provided with two sets of branch arms, and about the branch arm of two sets of support A (10) insert between be provided with the pivot, and the cover is equipped with line roller (11) in the pivot.

3. The insulator with the line buffering function according to claim 1, wherein: the plate body that frid (12) and support A (10) shape are the same, and frid (12) are gone up the branch arm central authorities and have been seted up T type groove, and T type groove tank bottom welding is provided with extension spring (14), and T type inslot ann inserts and is provided with support B (13), and support B (13) axis is parallel with support A (10) branch arm axis.

4. The insulator with the line buffering function according to claim 1, wherein: the left side and the right side of the chassis (1) and the cover plate (4) are provided with limiting columns (5) through hinged connection, and two groups of limiting grooves matched with the limiting columns (5) are symmetrically arranged on the insulating disc (3) in the left-right direction.

5. The insulator with the line buffering function according to claim 1, wherein: the top of the center of the insulating disc (3) is provided with spacing pipes in a surrounding manner, pipe grooves matched with the spacing pipes are formed in the bottom of the insulating disc (3), and two groups of insulating rings are arranged on the upper surface of the insulating disc (3) in a surrounding manner.