CN212587983U

CN212587983U - Transformer substation's relay protection is supplementary to be overhauld and is used binding clip

Info

Publication number: CN212587983U
Application number: CN202021664236.2U
Authority: CN
Inventors: 于平安; 张梦辉; 唐小东; 曹冰; 乔伟; 史佳翠; 王同飞
Original assignee: State Grid Henan Electric Power Co Boai County Power Supply Co
Current assignee: State Grid Henan Electric Power Co Boai County Power Supply Co
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-02-23
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a transformer substation relay protection is supplementary to be overhauld and is used binding clip, including binding clip body, conductive part, metal sawtooth strip, connect electric post and circle piece, conductive part fixed connection is in the front of binding clip body, metal sawtooth strip installs on the inner wall of binding clip body, connect the side of electric post butt joint at metal sawtooth strip, circle piece fixed connection just is close to the upper end of metal sawtooth strip in the side of binding clip body, the inner wall of circle piece rotates and is connected with the pivot, the pressure mechanism is installed to the upper end of binding clip body. This transformer substation relay protection is supplementary to be overhauld and is used binding clip when using, uses through the cooperation of threaded rod, cover piece, mount pad and lead wire head isotructure to reach the stable effect of centre gripping, used through the cooperation of connecting block, middle piece, fixing base and spring isotructure, thereby reached the operation interval adjustable effect.

Description

Transformer substation's relay protection is supplementary to be overhauld and is used binding clip

Technical Field

The utility model belongs to the technical field of the relay connection of transformer substation, especially, relate to a supplementary binding clip of overhauing of transformer substation's relay protection.

Background

In an electric power transmission system, two wires are often connected, and the connection manner of the two wires is roughly two: one of the connection modes is to connect the end of one wire with the end of another wire, and the specific way to realize the connection mode is as follows: the end heads of the two wires are clamped by using a jointing clamp in the prior art so as to realize connection; another way of connection is to connect the end of one wire to the body of another wire.

When adopting electric power instrument to carry out transformer substation relay protection and detecting, the metal pole of the insulating electrical connection post of binding clip centre gripping commonly used, make its circuit switch on the back and carry out the line detection through various instruments, because insulating electrical connection post diameter is greater than the metal pole, so the binding clip must carry out the centre gripping from the side and just can effectual centre gripping metal pole, because the space between the adjacent insulating electrical connection post is less during the centre gripping from the side, so it is consuming time more hard in the operation process, this has just reduced the efficiency of overhauing, present partial terminal frame centre gripping is unstable in the in-service use process simultaneously, need adopt the supporting stability that could realize the centre gripping of using of relevant mechanism, obviously be not conform to present use.

Therefore, the wiring clamp for auxiliary maintenance of the relay protection of the transformer substation is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving foretell problem, and the stable, operation interval adjustable transformer substation relay protection of centre gripping that provides is supplementary to be overhauld and is used binding clip.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a transformer substation relay protection is supplementary to be overhauld and is used binding clip, includes binding clip body, conductive part, metal sawtooth strip, connects electric post and circle piece, conductive part fixed connection is in the front of binding clip body, metal sawtooth strip installs on the inner wall of binding clip body, connect the side of electric post butt joint at metal sawtooth strip, circle piece fixed connection just is close to the upper end of metal sawtooth strip in the side of binding clip body, the inner wall of circle piece rotates and is connected with the pivot, the last end of binding clip body is installed pressure mechanism.

Preferably, the pressure mechanism comprises connecting block, middle piece, fixing base and spring, connecting block fixed connection is in the upper end of binding clip body, the upper end at the connecting block is installed to the middle piece, fixing base fixed connection is in the side of middle piece, the one end fixed connection of spring is in the one side that the middle piece was kept away from to the fixing base, the upper end of middle piece is installed and is held the mechanism.

Preferably, the holding mechanism comprises a threaded rod, a sleeve block, a mounting seat and a lead head, the lower end of the threaded rod is fixedly connected to the upper end of the middle block, the sleeve block is in threaded connection with the other end of the threaded rod, the mounting seat is fixedly connected to the upper end of the sleeve block, and the lead head is fixedly connected to one end, away from the sleeve block, of the mounting seat.

Preferably, the number of the jointing clamp bodies is two, and the back surface of the rotating shaft penetrates through the round block on the front surface and is rotatably connected to the round block on the back surface.

Preferably, the number of the pressure mechanisms is two, and the two pressure mechanisms are fixedly connected to the fixing seats on the two sides through springs.

Preferably, the lead head is internally provided with a lead which penetrates through the jointing clamp body, the middle block and the mounting seat to be connected to the conductive component.

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

1. this transformer substation relay protection is supplementary to be overhauld and is used binding clip when using, uses through the cooperation of threaded rod, cover block, mount pad and lead wire head isotructure, and the user rotates two mount pads, and the cover block that the mount pad drove the lower extreme afterwards is rotatory, and at this moment the cover block can rotate at the surface of threaded rod for adjustment takes place for the distance between mount pad and the middle piece, until suitable user's operation, thereby has reached the stable effect of centre gripping.

2. This relay protection of transformer substation is supplementary to be overhauld and is used binding clip when using, uses through the cooperation of connecting block, middle piece, fixing base and spring isotructure, loosens the effort on the mount pad, and the spring needs the reconversion afterwards, and the fixing base that promotes the left and right sides gradually keeps away from each other with middle piece, and middle piece rotates to the outside afterwards for metal sawtooth rack receives the effort and will connect the electric pole tightly gradually, thereby has reached operation interval adjustable effect.

Drawings

Fig. 1 is a schematic view of a connection structure of a jointing clamp for auxiliary overhaul of relay protection of a transformer substation provided by the utility model;

FIG. 2 is a schematic view of the connection structure of the metal sawtooth rack loose connection electric pole.

In the figure: the connector comprises a connector body 1, a conductive part 2, a metal sawtooth strip 3, a power connection post 4, a round block 5, a rotating shaft 6, a connecting block 7, an intermediate block 8, a fixed seat 9, a spring 10, a threaded rod 11, a sleeve block 12, a mounting seat 13 and a lead head 14.

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.

Referring to fig. 1 to 2, a transformer substation relay protection is binding clip for auxiliary overhaul, including binding clip body 1, conductive part 2, metal sawtooth strip 3, connect electric column 4 and circle 5, conductive part fixed connection is in the front of binding clip body 1, metal sawtooth strip 3 installs on the inner wall of binding clip body 1, connect electric column 4 butt joint in the side of metal sawtooth strip 3, circle 5 fixed connection is in the side of binding clip body 1 and is close to the upper end of metal sawtooth strip 3, the inner wall of circle 5 rotates and is connected with pivot 6, binding clip body 1 has two altogether, and the back of pivot 6 runs through positive circle 5 and rotates and connect on the circle 5 of back, the upper end of binding clip body 1 is installed pressure mechanism, binding clip body 1 and middle block 8 and mount pad 13 are insulating material and constitute, user's safety has been protected effectively.

Pressure mechanism is by connecting block 7, middle piece 8, fixing base 9 and spring 10 are constituteed, connecting block fixed connection is in the upper end of binding clip body 1, the upper end at connecting block 7 is installed to middle piece, 9 fixed connection of fixing base are in the side of middle piece 8, one end fixed connection of spring 10 is in one side that middle piece 8 was kept away from to fixing base 9, pressure mechanism has two altogether, and through spring 10 fixed connection on the fixing base 9 of both sides between two pressure mechanisms, the mechanism of gripping is installed to the upper end of middle piece 8.

The mechanism of gripping is by threaded rod 11, the cover block 12, mount pad 13 and lead 14 are constituteed, the lower extreme fixed connection of threaded rod 11 is in the upper end of middle piece 8, the other end of cover block 12 threaded connection at threaded rod 11, mount pad 13 fixed connection is in the upper end of cover block 12, lead 14 fixed connection is in the one end that mount pad 13 deviates from cover block 12, lead 14's inside is provided with the wire, the wire runs through binding clip body 1, middle piece 8 and mount pad 13 are connected on conductive part 2, lead 14's design is the access of making things convenient for external electric wire, during the use with electric wire fixed connection on lead 14, at this moment the electric current can be gradually by on conductive part 2 and the metal sawtooth strip 3 of leading.

Now, the operation principle of the present invention is described as follows:

when the wiring clamp for the relay protection auxiliary overhaul of the transformer substation is used, before the wiring clamp is used, a user rotates the two mounting seats 13, then the mounting seats 13 drive the sleeve block 12 at the lower end to rotate, the sleeve block 12 is then rotated on the outer surface of the threaded rod 11, so that the distance between the mounting seat 13 and the intermediate block 8 is adjusted, until it is suitable for the user to operate, when the wiring is needed, a user presses the mounting seats 13 at the two sides inwards, so that the wiring clamp body 1 rotates around the rotating shaft 5 of the inner wall through the round block 5, at the moment, the lower ends of the two jointing clamp bodies 1 are gradually separated from each other until the metal sawtooth strips 3 at the two sides clamp the electric connecting post 4 in the middle, then the acting force on the mounting seat 13 is released, at this moment, the spring 10 needs to be restored to the original state, the fixing seats 9 and the middle block 8 on the left side and the right side are gradually pushed to be away from each other, and then the middle block 8 rotates outwards, so that the metal sawtooth racks 3 are gradually clamped with the electric connecting columns 4 under the action force.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a transformer substation relay protection is supplementary to be overhauld and is used binding clip, includes binding clip body (1), conductive part (2), metal sawtooth strip (3), connects electric column (4) and circle piece (5), its characterized in that, conductive part fixed connection is in the front of binding clip body (1), install on the inner wall of binding clip body (1) metal sawtooth strip (3), connect electric column (4) butt joint in the side of metal sawtooth strip (3), circle piece (5) fixed connection just is close to the upper end of metal sawtooth strip (3) in the side of binding clip body (1), the inner wall of circle piece (5) rotates and is connected with pivot (6), pressure mechanism is installed to the upper end of binding clip body (1).

2. The junction clamp for auxiliary overhaul of relay protection of transformer substation according to claim 1, wherein the pressure mechanism consists of a connecting block (7), an intermediate block (8), a fixed seat (9) and a spring (10), the connecting block is fixedly connected to the upper end of the junction clamp body (1), the intermediate block is installed at the upper end of the connecting block (7), the fixed seat (9) is fixedly connected to the side surface of the intermediate block (8), one end of the spring (10) is fixedly connected to one side of the fixed seat (9) far away from the intermediate block (8), and a holding mechanism is installed at the upper end of the intermediate block (8).

3. The terminal clamp for auxiliary overhaul of relay protection of transformer substation of claim 2, wherein the holding mechanism comprises a threaded rod (11), a sleeve block (12), a mounting seat (13) and a lead head (14), the lower end of the threaded rod (11) is fixedly connected to the upper end of the middle block (8), the sleeve block (12) is in threaded connection with the other end of the threaded rod (11), the mounting seat (13) is fixedly connected to the upper end of the sleeve block (12), and the lead head (14) is fixedly connected to one end, which deviates from the sleeve block (12), of the mounting seat (13).

4. The jointing clamp for auxiliary overhaul of relay protection of a transformer substation according to claim 1, wherein the jointing clamp bodies (1) are two in total, and the back surface of the rotating shaft (6) penetrates through the round block (5) on the front surface and is rotatably connected to the round block (5) on the back surface.

5. The jointing clamp for auxiliary overhaul of relay protection of transformer substation according to claim 2, wherein there are two pressure mechanisms, and the two pressure mechanisms are fixedly connected to the fixing seats (9) on two sides through springs (10).

6. The jointing clamp for auxiliary overhaul of relay protection of transformer substation according to claim 3, wherein a lead is arranged inside the lead head (14), and the lead penetrates through the jointing clamp body (1), the middle block (8) and the mounting seat (13) and is connected to the conductive component (2).