CN212518328U

CN212518328U - Wire clamp for overhead power line conductor

Info

Publication number: CN212518328U
Application number: CN202021478576.6U
Authority: CN
Inventors: 李红兵; 郑凯; 祖增谦
Original assignee: Beijing Senma Railway Electrical Equipment Co ltd
Current assignee: Beijing Senma Railway Electrical Equipment Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-02-09
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to the technical field of overhead power lines, in particular to a wire clamp for overhead power line conductors, which comprises a wire clamp main body, clamping blocks, moving blocks and a threaded rod, wherein both ends of the wire clamp main body are provided with arc clamping ends, the top end of the wire clamp main body is symmetrically provided with first sliding chutes along a central axis, the center of the top end of the wire clamp main body is provided with the threaded rod, the bottom of the threaded rod is connected with the wire clamp main body through a first bearing, the top of the threaded rod is fixedly provided with a knob, the threaded rod is in threaded connection with a threaded sleeve, the outside of the threaded sleeve is fixedly sleeved with a second bearing, the outside of the second bearing is fixedly sleeved with a fixed sleeve, both sides of the fixed sleeve are provided with first hinging seats, both sides of the threaded rod are provided with the moving blocks, the integral wire clamp is, the applicability is high, and the popularization value is high.

Description

Wire clamp for overhead power line conductor

Technical Field

The utility model relates to an overhead power line technical field specifically is a fastener for overhead power line wire.

Background

The overhead line mainly refers to an overhead open line, is erected on the ground, is a power transmission line for transmitting electric energy by fixing a power transmission conductor on a tower erected on the ground through an insulator, is convenient to erect and maintain, has low cost, is easily affected by weather and environment (such as strong wind, lightning stroke, dirt, ice and snow and the like) to cause faults, occupies a large land area in the whole power transmission corridor, and easily causes electromagnetic interference to the surrounding environment. The fastener often need be used to overhead power line wire, its work efficiency that can improve the connection location of power cable and the steady quality that connects, strengthen the overload capacity that connects, but present fastener is just confirmed at the wire size that dispatches from the factory its correspondence, can't satisfy the demand of multiple different size specification wires, the commonality is relatively poor, the suitability is not high, and the wire receives wind-force influence to produce vibrations easily in the air, make overhead wire buckle in suspension point department repeatedly, consequently, a fastener that is used for overhead power line wire is to make improvement to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fastener for overhead power line wire 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:

a wire clamp for an overhead power line conductor comprises a wire clamp main body, clamping blocks, moving blocks and a threaded rod, wherein arc clamping ends are arranged at two ends of the wire clamp main body, first sliding grooves are symmetrically formed in the top end of the wire clamp main body along a central axis, the threaded rod is arranged in the center of the top end of the wire clamp main body, the bottom of the threaded rod is connected with the wire clamp main body through a first bearing, a knob is fixedly installed at the top of the threaded rod, a threaded sleeve is connected onto the threaded rod in a threaded mode, a second bearing is fixedly installed on the outer side of the threaded sleeve in a sleeved mode, a fixing sleeve is fixedly installed on the outer side of the second bearing in a sleeved mode, first hinge seats are arranged on two sides of the fixing sleeve, the moving blocks are arranged on two sides of the threaded rod, a second hinge seat is arranged on one side of the moving, the movable block is characterized in that second sliding grooves are formed in the top end and the bottom end inside the movable block, clamping blocks are arranged inside the movable block, second sliding blocks are fixedly mounted at the top end and the bottom end of each clamping block, clamping grooves are formed in one side, close to the arc clamping end, of each clamping block, and a plurality of groups of springs are mounted between the other side of each clamping block and the movable block.

Preferably, rubber pads are arranged on the inner sides of the arc clamping end and the clamping groove.

Preferably, the moving blocks are of a C-shaped structure, the open ends of the two moving blocks are arranged oppositely, and the moving blocks are connected with the wire clamp main body in a sliding mode through first sliding blocks and first sliding grooves.

Preferably, the clamping block is connected with the moving block in a sliding mode through a second sliding block and a second sliding groove.

Preferably, one end of the spring is fixedly connected with the clamping block, and the other end of the spring is fixedly connected with the moving block.

Preferably, the first hinged seat is connected with the fixed sleeve in a welding mode, the second hinged seat is connected with the moving block in a welding mode, and the two ends of the moving rod are rotatably connected with the first hinged seat and the second hinged seat through pin shafts.

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

1. in the utility model, through the arranged moving block, the threaded rod and the fixed sleeve, the moving block is connected with the wire clamp main body through the first sliding block and the first sliding groove in a sliding way, the moving rod is connected between the second hinged seat arranged at one side of the moving block and the second hinged seat arranged at two sides of the fixed sleeve through the pin shaft in a rotating way, the threaded rod is rotated by rotating the knob, thereby driving the threaded sleeve which is in threaded connection on the threaded rod to rotate and move up and down, the fixed sleeve can move up and down and can not rotate along with the threaded sleeve through the second bearing arranged between the threaded sleeve and the fixed sleeve, the inclination angle of the moving rod is changed through the movement of the fixed sleeve, the moving rod pushes the moving block to move towards the direction of the arc clamping end, so that the power wire is clamped between the arc clamping end and the clamping block, the whole wire clamp is, the applicability is high.

2. The utility model discloses in, through second slider and second spout sliding connection with the movable block through the clamp splice that sets up, fixed mounting has the multiunit spring between clamp splice and the movable block, can effectively play buffering cushioning effect, reduces the power wire and at aerial galloping frequency range, plays good guard action to overhead power line wire, and all is equipped with the rubber pad through circular arc exposed core and centre gripping inslot side, and the protection power wire epidermis does not receive wearing and tearing, improves life.

Drawings

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

FIG. 2 is a schematic structural view of the clamping block and the moving block of the present invention;

fig. 3 is a schematic view of the structure of the threaded rod, the fixing sleeve and the threaded sleeve of the present invention.

In the figure: the clamp comprises a clamp body 1, a circular arc clamping end 2, a first sliding groove 3, a first bearing 4, a first sliding block 5, a clamping block 6, a moving block 7, a spring 8, a threaded rod 9, a fixed sleeve 10, a first hinging seat 11, a moving rod 12, a second hinging seat 13, a second sliding block 14, a clamping groove 15, a second sliding groove 16, a threaded sleeve 17, a second bearing 18 and a knob 19.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a wire clamp for an overhead power line conductor comprises a wire clamp body 1, clamping blocks 6, moving blocks 7 and a threaded rod 9, wherein arc clamping ends 2 are arranged at two ends of the wire clamp body 1, first sliding grooves 3 are symmetrically arranged at the top end of the wire clamp body 1 along a central axis, the threaded rod 9 is arranged at the center of the top end of the wire clamp body 1, the bottom of the threaded rod 9 is connected with the wire clamp body 1 through a first bearing 4, a knob 19 is fixedly arranged at the top of the threaded rod 9, a threaded sleeve 17 is connected onto the threaded rod 9 in a threaded manner, a second bearing 18 is fixedly sleeved outside the threaded sleeve 17, a fixed sleeve 10 is fixedly sleeved outside the second bearing 18, first hinge seats 11 are arranged at two sides of the fixed sleeve 10, the moving blocks 7 are arranged at two sides of the threaded rod 9, second hinge seats 13 are arranged at one side of the moving blocks 7 close to the threaded, the first hinged seat 11 is connected with the fixed sleeve 10 by welding, the second hinged seat 13 is connected with the moving block 7 by welding, two ends of the moving rod 12 are rotatably connected with the first hinged seat 11 and the second hinged seat 13 by pin shafts, the bottom of the moving block 7 is fixedly provided with a first slide block 5, the moving block 7 is in a C-shaped structure, open ends of the two moving blocks 7 are oppositely arranged, the moving block 7 is connected with the wire clamp body 1 by the first slide block 5 and a first slide groove 3 in a sliding way, the top end and the bottom end of the inside of the moving block 7 are respectively provided with a second slide groove 16, the inside of the moving block 7 is provided with a clamping block 6, the top end and the bottom end of the clamping block 6 are respectively fixedly provided with a second slide block 14, the clamping block 6 is connected with the moving block 7 by the second slide block 14 and the second slide groove 16 in a sliding way, one side of the clamping block 6 close, a plurality of groups of springs 8 are arranged between the other side of the clamping block 6 and the moving block 7, one end of each spring 8 is fixedly connected with the clamping block 6, and the other end of each spring 8 is fixedly connected with the moving block 7.

The utility model discloses work flow: when in use, the wire clamp is connected with the wire clamp main body 1 through the movable block 7 and the first sliding groove 3 in a sliding manner through the first slider 5 and the first sliding groove 3, the second hinged seat 13 arranged on one side of the movable block 7 and the second hinged seat 13 arranged on two sides of the fixed sleeve 10 are connected with the movable rod 12 in a rotating manner through the pin shaft, the threaded rod 9 is rotated by rotating the knob 19, so that the threaded sleeve 17 connected with the threaded rod 9 in a threaded manner is driven to rotate and move up and down, the second bearing 18 is arranged between the threaded sleeve 17 and the fixed sleeve 10, so that the fixed sleeve 10 can move up and down and cannot rotate along with the threaded sleeve 17, the inclination angle of the movable rod 12 is changed through the movement of the fixed sleeve 10, the movable rod 12 pushes the movable block 7 to move towards the arc clamping end 2, so that the power wire is clamped between the arc clamping end 2 and the clamping block, fixed mounting has multiunit spring 8 between clamp splice 6 and the movable block 7, can effectively play buffering cushioning effect, reduce the power conductor and at aerial galloping frequency range, play good guard action to overhead power line wire, and all be equipped with the rubber pad through circular arc exposed core 2 and centre gripping groove 15 inboard, the protection power conductor epidermis does not receive wearing and tearing, whole fastener convenient operation, conveniently press from both sides tight power conductor, reduce high altitude dangerous operation time, and be convenient for press from both sides the power conductor of tight multiple diameter, the suitability is higher, certain spreading value has.

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 a fastener for overhead power line wire, includes fastener main part (1), clamp splice (6), movable block (7) and threaded rod (9), its characterized in that: the wire clamp comprises a wire clamp body (1), circular arc clamping ends (2) are arranged at two ends of the wire clamp body (1), first sliding grooves (3) are symmetrically formed in the top end of the wire clamp body (1) along a central axis, a threaded rod (9) is arranged at the center of the top end of the wire clamp body (1), the bottom of the threaded rod (9) is connected with the wire clamp body (1) through a first bearing (4), a knob (19) is fixedly mounted at the top of the threaded rod (9), a threaded sleeve (17) is connected to the threaded rod (9) through a thread, a second bearing (18) is fixedly sleeved on the outer side of the threaded sleeve (17), a fixed sleeve (10) is fixedly sleeved on the outer side of the second bearing (18), first hinge seats (11) are arranged on two sides of the fixed sleeve (10), moving blocks (7) are arranged on two sides of the threaded rod (9), and, install carriage release lever (12) between articulated seat of second (13) and the first articulated seat of close (11), movable block (7) bottom fixed mounting has first slider (5), the inside top of movable block (7) and bottom all are equipped with second spout (16), the inside clamp splice (6) that is equipped with of movable block (7), the equal fixed mounting in clamp splice (6) top and bottom has second slider (14), clamp splice (6) are close to one side of circular arc exposed core (2) and have been seted up centre gripping groove (15), install multiunit spring (8) between clamp splice (6) opposite side and movable block (7).

2. The clamp of claim 1 for overhead power line conductors, wherein: rubber pads are arranged on the inner sides of the arc clamping end (2) and the clamping groove (15).

3. The clamp of claim 1 for overhead power line conductors, wherein: the wire clamp comprises moving blocks (7), and is characterized in that the moving blocks (7) are of a C-shaped structure, the open ends of the two moving blocks (7) are arranged oppositely, and the moving blocks (7) are connected with a wire clamp main body (1) in a sliding mode through first sliding blocks (5) and first sliding grooves (3).

4. The clamp of claim 1 for overhead power line conductors, wherein: the clamping block (6) is connected with the moving block (7) in a sliding mode through a second sliding block (14) and a second sliding groove (16).

5. The clamp of claim 1 for overhead power line conductors, wherein: one end of the spring (8) is fixedly connected with the clamping block (6), and the other end of the spring (8) is fixedly connected with the moving block (7).

6. The clamp of claim 1 for overhead power line conductors, wherein: first articulated seat (11) and fixed cover (10) are through welded connection, the articulated seat of second (13) and movable block (7) are through welded connection, the both ends of carriage release lever (12) all are connected through the round pin rotation with first articulated seat (11) and the articulated seat of second (13).