CN110836906A

CN110836906A - Clamping device for transposed conductor self-adhesion test

Info

Publication number: CN110836906A
Application number: CN201910978266.6A
Authority: CN
Inventors: 孙辉
Original assignee: Xuzhou Zhi Ou Mechanical And Electrical Equipment Co Ltd
Current assignee: Xuzhou Zhi Ou Mechanical And Electrical Equipment Co Ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-02-25

Abstract

The invention discloses a clamping device for a transposed conductor self-adhesion test, which comprises a bottom plate (1), side plates (2), a top plate (3) and a limiting column (4); curb plate (2) fixed mounting is in bottom plate (1) rear end, roof (3) slide from top to bottom and set up on curb plate (2) to be located bottom plate (1) top, roof (3) right-hand member be equipped with the front end opening and around set up run through groove (32), run through groove (32) and be a plurality of, and control the setting, spacing post (4) are a plurality of to with run through groove (32) and correspond the setting, slide the setting around spacing post (4) lower extreme on bottom plate (1), upper portion passes and runs through groove (32), upper portion and locks fixedly through locking device. The clamping device for the transposed conductor self-adhesion test is simple in structure, realizes the overlapping and fixing of transposed conductors with different sizes and quantities, and enables the self-adhesion test effect to be better.

Description

Clamping device for transposed conductor self-adhesion test

Technical Field

The invention relates to the field of wire tests, in particular to a clamping device for a transposed wire self-adhesion test.

Background

The transposed conductor can greatly reduce load loss, reduce the temperature rise of winding hot spots, improve the mechanical strength of the winding, enable the structure to be more compact, and enable the coil to be more simply and conveniently processed, so that the transposed conductor can be widely applied to the design and the manufacture of large-scale power transformer windings.

The transposition conducting wire is a conducting wire which is formed by combining a certain number of enameled flat copper wires into two rows with mutually contacted wide surfaces, performing transposition in the same direction along the narrow surfaces above and below the two rows of enameled wires according to requirements, and using an electrical insulating paper tape as a plurality of layers to be continuously and tightly wrapped; after the transposed conductor is produced, the transposed conductor needs to be subjected to a self-adhesion test, namely, the transposed conductor is compressed, so that each formed conductor is tightly attached and placed in high-temperature experimental equipment, the self-adhesion quality of the transposed conductor at high temperature is judged by detecting the change of the conductor self-adhesion paint at high temperature, the number of the clamp fixing devices for the transposed conductor is limited, the transposed conductors with different sizes and numbers can not be uniformly clamped and fixed, and when a small amount of transposed conductors are tested, the whole time under the high-temperature test is overlong, and the test efficiency is lower.

Disclosure of Invention

The clamping device for the transposed conductor self-adhesion test provided by the invention has a simple structure, realizes the overlapping and fixing of transposed conductors with different sizes and quantities, and ensures that the self-adhesion test effect is better.

In order to achieve the purpose, the clamping device for the transposed conductor self-adhesion test comprises a bottom plate, side plates, a top plate and a limiting column;

the side plate is fixedly arranged at the rear end of the bottom plate, the top plate is arranged on the side plate in a vertically sliding manner and is positioned above the bottom plate, the right end of the top plate is provided with a plurality of through grooves which are provided with openings at the front ends and are arranged in the front and the back, and are arranged in the left and the right,

the limiting columns are multiple and correspond to the through grooves, the lower ends of the limiting columns are arranged on the bottom plate in a front-back sliding mode, the upper portions penetrate through the through grooves, and the upper portions are locked and fixed through the locking devices.

Furthermore, locking device is lock nut, lock nut threaded connection is in spacing post upper end.

Furthermore, be equipped with the guide post of vertical arrangement on the curb plate, the guide post is a plurality of to control and arrange, be equipped with a plurality of through-holes on the roof, a plurality of guide posts slide up respectively and set up in a plurality of corresponding through-holes.

Furthermore, a plurality of through groove groups are arranged on the bottom plate, the front end of each through groove group is opened, the through groove groups are arranged in the front and the back, each through groove group comprises a first groove and a second groove, the second grooves are located at the lower ends of the first grooves, the left width and the right width of each through groove are larger than the left width and the right width of each through groove, the lower ends of the limiting columns are fixed blocks, and the limiting columns are arranged in the second grooves in a sliding mode.

Compared with the prior art, the clamping device for the transposed conductor self-adhesion test comprises a bottom plate, side plates, a top plate and a limiting column, wherein a plurality of transposed conductors are stacked in a structure enclosed by the bottom plate, the side plates, the top plate and the limiting column, the top plate slides up and down to press the plurality of transposed conductors, the limiting column moves back and forth on the bottom plate, the plurality of transposed conductors are limited left and right, and finally the upper end of the limiting column is locked and fixed through a locking device, so that the top plate presses down the plurality of transposed conductors and is locked and fixed, and therefore the transposed conductors with different stacking heights and widths are tightly pressed, all the conductors are tightly attached together, and the self-adhesion test effect is better; the clamping device for the transposed conductor self-adhesion test is simple in structure, realizes the overlapping and fixing of transposed conductors with different sizes and quantities, and enables the self-adhesion test effect to be better.

Drawings

FIG. 1 is an overall schematic view of the present invention;

in the figure: 1. the structure comprises a bottom plate, 11, a first groove, 12, a second groove, 2, a side plate, 21, a guide post, 3, a top plate, 31, a through hole, 32, a through groove, 4, a limiting post, 41 and a locking nut.

Detailed Description

The invention will be further explained with reference to the drawings.

As shown in fig. 1, the clamping device for the transposed conductor self-adhesion test comprises a bottom plate 1, a side plate 2, a top plate 3 and a limiting column 4;

the side plate 2 is fixedly arranged at the rear end of the bottom plate 1, the top plate 3 is arranged on the side plate 2 in a vertical sliding manner and is positioned above the bottom plate 1, the right end of the top plate 3 is provided with a plurality of through grooves 32 which are opened at the front end and are arranged in the front and back direction, the through grooves 32 are arranged in the left and right direction,

the limiting columns 4 are multiple and are arranged corresponding to the through grooves 32, the lower ends of the limiting columns 4 are arranged on the bottom plate 1 in a front-back sliding mode, the upper portions penetrate through the through grooves 32, and the upper portions are locked and fixed through the locking devices;

further, the locking device is a locking nut 41, and the locking nut 41 is in threaded connection with the upper end of the limiting column 4; the limiting rod is locked and fixed through the locking nut 41, and the top plate 3 moves downwards to compress the transposed conductors.

Furthermore, the side plate 2 is provided with a plurality of guide posts 21 which are vertically arranged, the guide posts 21 are arranged left and right, the top plate 3 is provided with a plurality of through holes 31, and the guide posts 21 are respectively arranged in the corresponding through holes 31 in a sliding manner;

furthermore, a plurality of through grooves 32 which are provided with openings at the front ends and are arranged in the front and back direction are arranged on the bottom plate 1, the through grooves 32 comprise a first groove 11 and a second groove 12, the second groove 12 is positioned at the lower end of the first groove 11, the left width and the right width of the second groove are larger than the left width and the right width of the first groove 11, and the lower end of the limit column 4 is a fixed block and is arranged in the second groove 12 in a sliding manner.

When the clamping device for the transposed conductor self-adhesion test is used, a plurality of transposed conductors are stacked on a bottom plate 1 and are positioned in a structure surrounded by a side plate 2, a top plate 3 and a limiting column 4, transposed conductors with different sizes and lengths are placed, each conductor in the transposed conductors is stacked up and down, the top plate 3 slides up and down to press down the plurality of transposed conductors, the limiting column 4 moves back and forth on the bottom plate 1, the plurality of transposed conductors are limited left and right, finally, the upper end of the limiting column 4 is locked and fixed through a locking device, the top plate 3 presses down the plurality of transposed conductors and is locked and fixed, and therefore the transposed conductors with different stacking heights and widths are pressed tightly, all the conductors are tightly attached together, and the self-adhesion test effect is better.

Claims

1. A clamping device for a transposed conductor self-adhesion test is characterized by comprising a bottom plate (1), side plates (2), a top plate (3) and a limiting column (4);

the side plate (2) is fixedly arranged at the rear end of the bottom plate (1), and the top plate (3) is arranged on the side plate (2) in a vertically sliding manner and is positioned above the bottom plate (1);

the right end of the top plate (3) is provided with a plurality of through grooves (32) which are opened at the front end and are arranged in the front and at the back, and the through grooves (32) are arranged in the left and right directions;

the limiting columns (4) are multiple and are arranged corresponding to the through grooves (32), the lower ends of the limiting columns (4) are arranged on the bottom plate (1) in a front-back sliding mode, the upper portions penetrate through the through grooves (32), and the upper portions are locked and fixed through the locking devices.

2. The transposed conductor self-adhesion test clamping device according to claim 1, wherein the locking device is a locking nut (41), and the locking nut (41) is screwed on the upper end of the limiting column (4).

3. The transposed conductor self-adhesion test clamping device according to claim 1, wherein a plurality of guide posts (21) are vertically arranged on the side plate (2), the guide posts (21) are arranged in a left-right manner, a plurality of through holes (31) are arranged on the top plate (3), and the guide posts (21) are respectively arranged in the corresponding through holes (31) in a sliding manner.

4. The transposed conductor self-adhesion test clamping device according to claim 1, characterized in that a plurality of through groove (32) groups which are open at the front end and are arranged in the front and back are arranged on the base plate (1), each through groove (32) group comprises a first groove (11) and a second groove (12), the second groove (12) is positioned at the lower end of the first groove (11), the left-right width of the second groove is larger than the left-right width of the first groove (11), and the lower end of the limiting column (4) is a fixed block and is slidably arranged in the second groove (12).