CN215070452U

CN215070452U - Equipotential voltage equalizer

Info

Publication number: CN215070452U
Application number: CN202120749458.2U
Authority: CN
Inventors: 张志强; 韩红刚; 王允文; 侯磊磊; 王玉玲; 王博; 赵轩; 陈永波
Original assignee: Xi'an Voyage Power Technology Co ltd
Current assignee: Xi'an Voyage Power Technology Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-12-07
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses an equipotential pressure equalizer, which comprises a first connecting accessory, wherein the outer wall of the first connecting accessory is in clearance fit with a shell, and a fixing mechanism is arranged in the shell; the fixing mechanism comprises a clamping plate, a transverse block, a sliding groove and a spring; the inner side of the clamping plate is attached with a first connecting accessory. Equal potential equalizer, when first connecting fittings contact splint, can give splint the power to the outside, splint drive the horizontal piece and move to the outside, give the power to the outside of circle piece, the both sides of swash plate are respectively through the round pin axle activity on circle piece and slider this moment, give the power to the outside of slider, make the slider slide to the outside in the spout, the swash plate expands contained angle grow to the outside, make the spring tensile, otherwise make splint restore to the throne through the elasticity of spring, the splint of both sides press from both sides tight root of first connecting fittings, avoid the rupture of first connecting fittings, current equal potential equalizer has been solved when using, owing to reciprocal buckling, make the easy problem of rupture damage of connecting fittings root.

Description

Equipotential voltage equalizer

Technical Field

The utility model relates to an equipotential equalizer technical field specifically is an equipotential equalizer.

Background

The lightning protection grounding of the overhead ground wire between the overhead and ground sections is realized through a potential voltage equalizer, is used for preventing stray current from diffusing to the outside of the subway, and can instantaneously short-circuit the communication between equipment on the grounding side of a contact net and a pier grounding net when a lightning stroke accident occurs.

But current equipotential equalizer is when using, because reciprocal the buckling for the easy broken problem of damage of attachment root, the both ends connecting piece that has current equipotential equalizer simultaneously, because long-time connection can make the connecting piece wearing and tearing serious, and the problem of the change of being not convenient for.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an equipotential equalizer to current equipotential equalizer that proposes in solving above-mentioned background art is when using, because reciprocal the buckling, makes the problem of the easy rupture damage of attachment root.

In order to achieve the above object, the utility model provides a following technical scheme: an equipotential pressure equalizer comprises a first connecting accessory, wherein a shell is in clearance fit with the outer wall of the first connecting accessory, and a fixing mechanism is installed inside the shell;

the fixing mechanism comprises a clamping plate, a transverse block, a round block, a pin shaft, an inclined plate, a sliding block, a sliding groove and a spring;

the inboard laminating of splint has first connecting fittings, the tip rigid coupling of splint has the horizontal piece, the outside rigid coupling of horizontal piece has the circle piece, the circle piece rotates through the round pin axle and is connected with the swash plate, the outside of swash plate rotates with the slider through the round pin axle and links to each other, slider and spout slip joint, the inner wall at the casing is seted up to the spout, the inboard front end of swash plate and the outside rear end rigid coupling of spring. The clamping plates on the two sides clamp the root of the first connecting accessory, so that the first connecting accessory is prevented from being broken.

Preferably, the end of the housing is fixedly connected to the outer side of the equipotential pressure equalizer, and the outer side of the equipotential pressure equalizer is connected to the first connection accessory. The first attachment facilitates installation of the wiring.

Preferably, the outer side of the first connecting accessory is connected with a second connecting accessory, and the outer side of the second connecting accessory is attached to the inner wall of the connecting block. The second connecting accessory is convenient to be in transition connection with a related matched lead of the contact network system through a connecting block.

Preferably, the end part of the connecting block is fixedly connected with a connecting piece, and a mounting hole is formed in the middle of the inner wall of the outer side of the connecting piece. The bolt connection mode is conveniently adopted through the mounting holes on the connecting pieces at the two ends.

Preferably, the inner side of the connecting block is provided with a connecting mechanism;

the connecting mechanism comprises a threaded rod, a handle, a rotating block and a clamping block;

the tip rigid coupling of threaded rod has the handle, the outer wall of threaded rod and the outside inner wall threaded connection of connecting block, the threaded rod passes through the inner bearing and rotates the piece with changeing and link to each other, the inboard rigid coupling of commentaries on classics piece has the clamp splice, the inboard of clamp splice is laminated with the top outside of second attach fitting mutually. The connecting block and the second connecting accessory are convenient to separate and disassemble, otherwise, the clamping blocks on the two sides clamp the second connecting accessory, and the connecting piece is convenient to replace.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the equipotential voltage equalizers have the following advantages:

through the matching among the shell, the first connecting accessory and the fixing mechanism, when the first connecting accessory contacts the clamping plate, outward force can be applied to the clamping plate, the clamping plate drives the transverse block to move outwards to apply the outward force to the round block, at the moment, two sides of the inclined plate move on the round block and the sliding block through pin shafts respectively to apply the outward force to the sliding block, the sliding block slides outwards in the sliding groove, the inclined plate expands an included angle outwards to increase, the spring is stretched, otherwise, the clamping plate is reset through the elasticity of the spring, the clamping plates at two sides clamp the root of the first connecting accessory, the first connecting accessory is prevented from being broken, and the problem that the root of the connecting accessory is easy to break and damage due to reciprocating bending when the existing equipotential pressure equalizer is used is solved;

through the second attach fitting, the connecting block, cooperation between connecting piece and the coupling mechanism, it moves to the outside in the connecting block to rotate the handle drive threaded rod rotation, the threaded rod passes through the inner bearing at the turning block internal rotation, the turning block drives the clamp splice and leaves second attach fitting, be convenient for connecting block and second attach fitting separation are dismantled, otherwise the clamp splice of both sides presss from both sides tight second attach fitting and is convenient for change the connecting piece, the both ends connecting piece of current equipotential equalizer has been solved, because long-time connection, can make the connecting piece wearing and tearing serious, and the problem of being not convenient for to change.

Drawings

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

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the clamp plate, cross block and round block of FIG. 1;

fig. 4 is a schematic structural view of the threaded rod, the rotating block and the clamping block in fig. 1.

In the figure: 1. equipotential pressure equalizer, 2, first attachment, 3, second attachment, 4, fixed establishment, 401, splint, 402, horizontal piece, 403, round block, 404, round pin axle, 405, swash plate, 406, slider, 407, spout, 408, spring, 5, coupling mechanism, 501, threaded rod, 502, handle, 503, commentaries on classics piece, 504, clamp splice, 6, connecting block, 7, connecting piece, 8, mounting hole, 9, casing.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an equipotential pressure equalizer comprises a first connecting accessory 2, a shell 9 is in clearance fit with the outer wall of the first connecting accessory 2, a fixing mechanism 4 is installed inside the shell 9, the fixing mechanism 4 comprises a clamp plate 401, a transverse block 402, a round block 403, a pin 404, an inclined plate 405, a sliding block 406, a sliding groove 407 and a spring 408, the first connecting accessory 2 is attached to the inner side of the clamp plate 401, the clamp plates 401 on two sides clamp the root of the first connecting accessory 2 to avoid the first connecting accessory 2 from being broken, the end part of the clamp plate 401 is fixedly connected with the transverse block 402, the round block 403 is fixedly connected to the outer side of the transverse block 402, the clamp plate 401 drives the transverse block 402 to move outwards to provide outward force for the round block 403, the round block 403 is rotatably connected with the inclined plate 405 through the pin 404, the outer side of the inclined plate 405 is rotatably connected with the sliding block 404 through the pin 404, the sliding block 406 is slidably clamped with the sliding groove 407, the sliding groove 407 is opened in the inner wall of the shell 9, two sides of the inclined plate 405 respectively move on the round block 403 and the sliding block 406 through the pin 404, the force applied to the outside of the sliding block 406 makes the sliding block 406 slide to the outside in the sliding groove 407, the sliding groove 407 prevents the sliding block 406 from derailing, the front end of the inside of the sloping plate 405 is fixedly connected with the rear end of the outside of the spring 408, the sloping plate 405 expands the included angle to the outside to expand the spring 408, and conversely, the clamping plate 401 is reset through the elasticity of the spring 408.

The end of the shell 9 is fixedly connected to the outer side of the equipotential pressure equalizer 1, the outer side of the equipotential pressure equalizer 1 is connected with the first connecting accessory 2, the first connecting accessory 2 is convenient for wiring installation, and the model of the equipotential pressure equalizer 1 is JD-100.

The outside of first connecting fitting 2 is connected with second connecting fitting 3, and the outside of second connecting fitting 3 is laminated with the inner wall of connecting block 6 mutually, and second connecting fitting 3 conveniently carries out transition connection with the relevant supporting lead wire of contact net system through connecting block 6.

The end portion of the connecting block 6 is fixedly connected with a connecting piece 7, a mounting hole 8 is formed in the middle of the inner wall of the outer side of the connecting piece 7, and a bolting mode is conveniently adopted through the mounting holes 8 in the connecting pieces 7 at the two ends.

Connecting mechanism 5 is installed to the inboard of connecting block 6, connecting mechanism 5 includes threaded rod 501, handle 502, change piece 503 and clamp splice 504, the tip rigid coupling of threaded rod 501 has handle 502, the outer wall of threaded rod 501 and the outside inner wall threaded connection of connecting block 6, it drives threaded rod 501 to rotate and to remove to the outside in connecting block 6 to rotate handle 502, threaded rod 501 rotates with change piece 503 through the inner bearing and links to each other, the inboard rigid coupling of change piece 503 has clamp splice 504, the inboard of clamp splice 504 is laminated with the top outside of second attach fitting 3, threaded rod 501 rotates at change piece 503 through the inner bearing, change piece 503 drives clamp splice 504 and leaves second attach fitting 3, be convenient for connecting block 6 and second attach fitting 3 separation and dismantlement, otherwise the clamp splice 504 of both sides presss from both sides the second attach fitting 3 and is convenient for changing connecting piece 7.

When the equipotential voltage equalizer is used, firstly, the first connecting accessory 2 penetrates through the shell 9 to be connected with the equipotential voltage equalizer manually, when the first connecting accessory 2 contacts the clamping plate 401, outward force is applied to the clamping plate 401, the clamping plate 401 drives the cross block 402 to move outward, and outward force is applied to the round block 403, at this time, both sides of the inclined plate 405 respectively move on the round block 403 and the sliding block 406 through the pin shaft 404, outward force is applied to the sliding block 406, the sliding block 406 slides to the outside in the sliding groove 407, the inclined plate 405 expands to the outside to increase the included angle, the spring 408 stretches, otherwise, the clamping plate 401 is reset through the elasticity of the spring 408, the clamping plates 401 at both sides clamp the root of the first connecting accessory 2, the first connecting accessory 2 is prevented from being broken, when the connecting piece 7 is seriously worn, the threaded rod 501 is driven by manually rotating the handle 502 to rotate to move to the outside in the connecting block 6, the threaded rod 501 rotates in the rotating block 503 through the internal bearing, the rotating block 503 drives the clamping blocks 504 to leave the second connecting accessory 3, so that the connecting block 6 and the second connecting accessory 3 can be conveniently separated and detached, and on the contrary, the clamping blocks 504 on the two sides clamp the second connecting accessory 3, so that the connecting piece 7 can be conveniently replaced.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. An equipotential pressure equalizer comprising a first connection accessory (2), characterized in that: a shell (9) is in clearance fit with the outer wall of the first connecting accessory (2), and a fixing mechanism (4) is installed inside the shell (9);

the fixing mechanism (4) comprises a clamping plate (401), a transverse block (402), a round block (403), a pin shaft (404), a sloping plate (405), a sliding block (406), a sliding groove (407) and a spring (408);

the inboard laminating of splint (401) has first connecting fittings (2), the tip rigid coupling of splint (401) has horizontal piece (402), the outside rigid coupling of horizontal piece (402) has circle piece (403), circle piece (403) rotate through round pin axle (404) and are connected with swash plate (405), the outside of swash plate (405) is rotated with slider (406) through round pin axle (404) and is linked to each other, slider (406) and spout (407) slip joint, the inner wall in casing (9) is seted up in spout (407), the inboard front end of swash plate (405) and the outside rear end rigid coupling of spring (408).

2. An equipotential voltage equalizer according to claim 1, characterized by: the end part of the shell (9) is fixedly connected to the outer side of the equipotential pressure equalizer (1), and the outer side of the equipotential pressure equalizer (1) is connected with a first connecting accessory (2).

3. An equipotential voltage equalizer according to claim 1, characterized by: the outer side of the first connecting accessory (2) is connected with a second connecting accessory (3), and the outer side of the second connecting accessory (3) is attached to the inner wall of the connecting block (6).

4. An equipotential voltage equalizer according to claim 3, characterized by: the end part of the connecting block (6) is fixedly connected with a connecting piece (7), and a mounting hole (8) is formed in the middle of the inner wall of the outer side of the connecting piece (7).

5. An equipotential voltage equalizer according to claim 3, characterized by: the inner side of the connecting block (6) is provided with a connecting mechanism (5);

the connecting mechanism (5) comprises a threaded rod (501), a handle (502), a rotating block (503) and a clamping block (504);

the tip rigid coupling of threaded rod (501) has handle (502), the outer wall of threaded rod (501) and the outside inner wall threaded connection of connecting block (6), threaded rod (501) rotate with commentaries on classics piece (503) through the inner bearing and link to each other, the inboard rigid coupling of commentaries on classics piece (503) has clamp splice (504), the inboard of clamp splice (504) is laminated with the top outside of second attach fitting (3) mutually.