CN202712795U

CN202712795U - Four-split spacer rod for +/- 500kV line steel-cored aluminium strand

Info

Publication number: CN202712795U
Application number: CN 201220207561
Authority: CN
Inventors: 黄昆; 任成林; 鲁景星; 曹惠潮; 舒礼臣; 路永清; 赵宇田; 柏立芳; 温中华; 王劲; 刘仲全; 肖洪伟; 易海蓉
Original assignee: SIPING LINE MATERIALS FACTORY; Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group; Super High Transmission Co of China South Electric Net Co Ltd
Current assignee: SIPING LINE MATERIALS FACTORY; Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group; Super High Transmission Co of China South Electric Net Co Ltd
Priority date: 2012-05-09
Filing date: 2012-05-09
Publication date: 2013-01-30
Anticipated expiration: 2022-05-09

Abstract

The utility model discloses a four-split spacer rod for +/- 500kV line steel-cored aluminium strand, which comprises frames, wire clamps and damping joints, wherein the frame is in a rectangular shape; a reinforcing rib is arranged outside the frames and long holes are arranged inside the frames; four angles of the frame are provided with mounting holes of an anti-galloping device; each wire clamp comprises a clamp main body and a clamp gland, pin connection is carried out between one end of the clamp main body and one end of the clamp gland, the clamp main body and the clamp gland are closed to form a wire clamp circle, a wire groove is arranged at the wire clamp circle, a rubber pad is embedded inside the wire groove, pin connection is carried out between the other end of the clamp gland and the clamp main body, and the other end of the clamp main body is provided with a through hole for mounting a damping joint; and each damping joint comprises a cross axle and rubber columns, the cross axle comprises four V-type grooves and four V-type bosses, the rubber columns are arranged inside the V-type grooves and press tightly against the end surfaces of the V-type grooves, the end surfaces of the bosses press tightly against the inner wall surface of the through hole, the cross axle is provided with a through hole, and the damping joint is connected between the two frames through a through hole screw. The four-split spacer rod can be applied to +/- 500kV line steel-cored aluminium strand.

Description

± 500kV circuit steel reinforced aluminium conductor quadripartion conductor spacer

Technical field:

The utility model relates to wire, is specifically related to a kind of lead spacer.

Background technology:

At present, conductor spacer is the requisite protection gold utensil of transmission line bundle conductor.

The utility model content:

The purpose of this utility model provides a kind of ± 500kV circuit steel reinforced aluminium conductor quadripartion conductor spacer not only can keep the spacing between the oidiospore wire, also plays the whiplash that prevents between the wire, suppresses aeolian vibration, suppresses the effect of subspan oscillation.

The utility model is achieved by the following technical programs: ± 500kV circuit steel reinforced aluminium conductor quadripartion conductor spacer, comprise framework, wire clamp, the damping joint, described framework is three-back-shaped, described leg of frame peripheral hardware reinforcement is established strip hole in reaching, four jiaos of described frameworks have the installing holes of anti-dancing device, and framework adopts three-back-shaped and with the version of reinforcement, framework leaves a plurality of strip holes, to reduce weight and the front face area of framework, reserved simultaneously the installing hole of anti-dancing device on the framework;

Described wire clamp comprises the wire clamp main body, the wire clamp gland, described wire clamp main body one end and wire clamp gland one end pin connect, and close up and form the wire clamp circle, and described wire clamp circle is established wire casing in the place, described wire casing is embedded with rubber blanket, wire clamp be designed to hinge type, cooperate and wear the pin wire of holding with a firm grip, the wire casing of wire clamp is with rubber blanket, when wire clamp was installed on the wire, rubber cushion compressed to remedy the creep of diameter of wire and the variation of part machining tolerance;

The other end of described wire clamp gland is connected with the wire clamp body pin,

The described wire clamp main body other end establishes to install the through hole in damping joint,

Described damping joint comprises cross axle and rubber column, described cross axle comprises four V-shaped grooves and four V-shaped boss, described rubber column is installed in the V-shaped groove, and fit with V-shaped groove end face, the internal face of described V-shaped raised head face and through hole fits, and the damping joint is comprised of a cross axle and eight round rubber posts, be set between framework and the wire clamp, when the wire reciprocating motion, the rubber column distortion that is squeezed, thus consume the energy of conductor vibration; Framework adopts the V-type groove to contact the location with the V-type boss face with cross axle, accurate positioning during assembling, and improved security reliability.

Establish through hole in the described cross axle, described damping joint is connected between two frameworks by the through hole bolt.

The utility model framework adopts three-back-shaped and with the version of reinforcement, framework leaves a plurality of strip holes, to reduce weight and the front face area of framework, has reserved simultaneously the installing hole of anti-dancing device on the framework; Wire clamp be designed to hinge type, cooperate and wear the pin wire of holding with a firm grip, the wire casing of wire clamp is with rubber blanket, when wire clamp was installed on the wire, rubber cushion compressed to remedy the creep of diameter of wire and the variation of part machining tolerance; The damping joint is comprised of a cross axle and eight round rubber posts, is set between framework and the wire clamp, and when the wire reciprocating motion, the rubber column distortion that is squeezed, thus consume the energy of conductor vibration; Framework adopts the V-type groove to contact the location with the V-type boss face with cross axle, accurate positioning during assembling, and improved security reliability.

Description of drawings:

Fig. 1 is the structural representation of the utility model framework;

Fig. 2 is the structural representation that the utility model damping joint and wire clamp connect;

Fig. 3 is the structural representation after the utility model assembling;

Fig. 4 is the side cutaway view that the utility model damping joint and wire clamp connect;

1, framework; 11, reinforcement; 12, installing hole; 13, strip hole; 2, wire clamp; 21, wire clamp main body; 211, through hole; 22, wire clamp gland; 23, rubber blanket; 3, damping joint; 31, cross axle; 32, rubber column; 311, V-shaped groove; 312, V-shaped boss; 4, wire clamp joint pin; 5, backing pin; 6, split pin; 7, flange bolt; 8, packing ring; 9, M12 nut; 10, spring washer.

Embodiment:

Below be to further specify of the present utility model, rather than to restriction of the present utility model.

Embodiment 1:

As shown in Figure 3, ± 500kV circuit steel reinforced aluminium conductor quadripartion conductor spacer adopts aluminium alloy to make, and by two frameworks 1, wire clamp 2 is connected with wire clamp 2 by damping joint 3 between 3, two frameworks 1 of damping joint, and wire clamp 2 is distributed on four jiaos of three-back-shaped framework 1.

Such as Fig. 1, in reaching, framework 1 limit peripheral hardware reinforcement 11 establishes

strip hole

13,1 four jiaos of installing holes 12 that have anti-dancing device of framework;

As shown in Figure 2, wire clamp 2 comprises wire clamp main body 21, wire clamp gland 22, and wire clamp main body 21 1 ends and wire clamp gland 22 1 ends connect by wire clamp joint pin 4, and close up and form the wire clamp circle, and the wire clamp circle is established wire casing in the place, and wire casing is embedded with rubber blanket 23,

Wire clamp main body 21 other ends establish to install the through hole 211 in damping joint 3;

As shown in Figure 4, damping joint 3 comprises cross axle 31 and rubber column 32, and cross axle 31 comprises four V-shaped grooves 311 and four V-shaped boss 312, and rubber column 32 is installed in the V-shaped groove 311, and fit with V-shaped groove 311 end faces, V-shaped boss 312 end faces and through hole 211 internal faces fit;

The other end of described wire clamp gland 22 is connected by backing pin 5 with wire clamp main body 21, and described backing pin 5 is provided with the split pin 6 of playing fixation;

Damping joint 3 is connected between two frameworks 1 by flange bolt 7, packing ring 8, M12 nut 9, spring washer 10.

The utility model is anti-corona effective, and conductor spacer corona and radio interference under the highest working voltage of 500kV AC and DC transmission line satisfy the relevant criterion requirement; Applicable 900mm ²Large-section lead; The applicable large heading spacing bundle conductor of 550mm; Applicable to JL/G3A-900/40, JL/G1A-900/75 steel reinforced aluminium conductor; Activity is good, and in the time of can avoiding and inhomogeneous icing poor owing to vibration, concussion, the sag of wire, the heavily stressed fatigue damage that causes appears near the wire the wire clamp; Framework adopts the V-type groove to contact the location with the V-type boss face with cross axle, accurate positioning during assembling, and improved security reliability.

Claims

1. ± 500kV circuit steel reinforced aluminium conductor quadripartion conductor spacer, it is characterized in that, comprise framework (1), wire clamp (2), damping joint (3), described framework (1) is three-back-shaped, and described framework (1) limit peripheral hardware reinforcement (11) is established strip hole (13) in reaching, (1) four jiao of installing hole (12) that has anti-dancing device of described framework;

Described wire clamp (2) comprises wire clamp main body (21), wire clamp gland (22), and described wire clamp main body (21) one ends and wire clamp gland (22) one end pins connect, and close up and form the wire clamp circle, described wire clamp circle is established wire casing in the place, and described wire casing is embedded with rubber blanket (23)

The other end of described wire clamp gland (22) is connected with wire clamp main body (21) pin,

Described wire clamp main body (21) other end establishes to install the through hole (211) of damping joint (3),

Described damping joint (3) comprises cross axle (31) and rubber column (32), described cross axle (31) comprises four V-shaped grooves (311) and four V-shaped boss (312), described rubber column (32) is installed in the V-shaped groove (311), and fit with V-shaped groove (311) end face, described V-shaped boss (312) end face and through hole (211) internal face fit;

Described damping joint (3) is bolted between two frameworks (1).