CN219287116U

CN219287116U - Stable and reliable double-split damping spacer

Info

Publication number: CN219287116U
Application number: CN202320305770.1U
Authority: CN
Inventors: 陈星存; 陈冠锜
Original assignee: Spring Power Technology Co ltd
Current assignee: Spring Power Technology Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-06-30
Anticipated expiration: 2033-02-24

Abstract

The utility model discloses a stable and reliable double-split damping spacer which comprises clamping plates, a wire clamp main body, wire clamp cover plates and bolts, wherein the wire clamp main body is provided with a rolling shaft, the rolling shaft is provided with limiting blocks, damping pads are arranged on two sides of the rolling shaft, the clamping plates pass through the damping pads and the rolling shaft through the bolts to enable the damping pads and the rolling shaft to be hinged to form a double-clamping plate structure, opposite step cylinders are arranged at positions, close to the rolling shaft, of the clamping plates, the limiting blocks are arranged between the step cylinders, and the wire clamp cover plates are connected with the wire clamp main body through the hinges. According to the utility model, the limit firmness is increased by matching the limit block with the step cylinder, the first claw head and the second claw head are in a fixed connection state, so that the lead is firmly fixed on the rubber pad, the damping pad is provided with the fan-shaped protruding blocks which are matched with the fan-shaped grooves and the fan-shaped through holes for use, and vibration generated by the waving of the lead is inhibited, so that the product has the advantages of good stability, good gripping force, good damping effect and the like.

Description

Stable and reliable double-split damping spacer

Technical Field

The utility model relates to the technical field of overhead transmission lines, in particular to a stable and reliable double-split damping spacer.

Background

The damping spacer is a flexible or semi-rigid spacer which can reduce the breeze vibration or sub-span vibration of the split conductor because it has better shock absorbing and damping performance than a rigid spacer. On extra-high voltage transmission lines, it is often necessary to split more wires. In order to ensure the fixed distance between the split conductors to ensure the electrical performance, a spacer needs to be installed in the middle of each interval span to prevent the split conductors from whipping each other and to inhibit breeze vibration and sub-span vibration.

The existing traditional stable and reliable double-split damping spacer is subjected to environmental influence after being installed, the damping spacer is subjected to environmental influence in the long-term operation process, the rubber pad, the damping pad, the wire clamp main body and the wire clamp cover plate are all corroded to different degrees, and further the grip force of a circuit is insufficient, so that the problem of sideslip easily exists, the stress of a transmission line is unevenly distributed under pressure, the distance between the wires is shortened, the electric performance is affected, the safety of the wires is endangered, and when severe weather is met, the grip force is insufficient, the fluctuation amplitude of the wires is too large, the ejector rod of the wire clamp main body and the limit groove of the clamping plate are in severe round trip contact, the ejector rod of the wire clamp main body is broken in the long term, and the fluctuation amplitude of the wires is promoted to be increased.

The applicant has thus devised an advantageous design and found a solution to the above-mentioned problems, in which the technical solutions described below are created.

Disclosure of Invention

The utility model aims to provide a stable and reliable double-split damping spacer to solve the problems in the prior art.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a reliable and stable's two damping spacer that splits, includes splint, fastener main part, fastener apron, bolt, the fastener main part is equipped with the roller bearing, the roller bearing is equipped with the stopper, the both sides of roller bearing are equipped with the damping pad, splint pass damping pad and roller bearing and make its articulated connection through the bolt, form two splint structures, the splint is close to the position of roller bearing and is equipped with opposite step cylinder, the stopper sets up between step cylinder, the fastener apron is connected with the fastener main part through articulated, the fastener main part is equipped with first claw, the fastener apron is equipped with the second claw, the inboard of first claw, second claw is equipped with the rubber pad, the top of first claw is equipped with the blind hole, the blind hole is equipped with the fastener, makes first claw and second claw be connected fixedly.

Preferably, the shape of the clamping plate is set to be a ship shape, structural grooves are formed in the outer side of the clamping plate, protruding positioning shafts are arranged at two ends of the inner side of the clamping plate, opposite positioning fan-shaped grooves are formed in the positioning shafts, the shape of each positioning shaft is set to be elliptical, a first shaft hole is formed in the center of each positioning shaft, and the positioning shafts are not communicated with the corresponding positioning fan-shaped grooves.

Preferably, the roller is provided with opposite fan-shaped through holes, the roller is shaped like an ellipse, and the center of the roller is provided with a second shaft hole which is not communicated with the fan-shaped through holes.

Preferably, fan-shaped protruding blocks are arranged on two sides of the damping pad, a third shaft hole is arranged in the center of the damping pad and is communicated with the fan-shaped protruding blocks, the fan-shaped protruding blocks are arranged in the fan-shaped through holes and the positioning fan-shaped grooves, the first shaft hole, the second shaft hole and the third shaft hole are formed in a center line, and the damping pad is elliptical in shape.

Preferably, the wire clamp body is provided with an L-shaped groove, and a through hole is formed in the side face of the L-shaped groove.

Preferably, the wire clamp cover plate is provided with a through hole, the through hole is arranged in the through hole and forms a central line, and the through hole is provided with a half-round head pin which penetrates through the through hole to enable the half-round head pin to be in hinged connection.

Preferably, the inner side of the rubber pad is provided with a semi-annular through hole.

The beneficial effects are that:

compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the thickness and the length of the limiting block are increased, the opposite step cylinder is arranged, the limiting firmness is increased, the design reduces the continuous contact between the limiting block and the step cylinder back and forth when severe weather is met, the occurrence of the fracture condition of the limiting block is avoided, the stability of a product is increased, the electric performance of a wire is ensured to be stably exerted, when the wire is severely waved, the fan-shaped convex block arranged through the damping pad is matched with the fan-shaped groove and the fan-shaped through hole for use, the damping pad is driven to rotate in radian when the roller rotates, the acting force generated at the moment can be transmitted to the clamping plate by the damping pad, and the damping pad is enabled to fulfill the aim of shock absorption through the firmness and the ship-shaped structural design of the clamping plate.

(2) According to the utility model, the through hole is formed in the wire clamp main body, the wire clamp cover plate matched with the through hole is provided with the corresponding through hole, and the wire clamp main body and the wire clamp cover plate form hinged connection through the semicircular head pin.

Drawings

FIG. 1 is a front view of a stable and reliable dual split spacer damper of the present utility model;

FIG. 2 is a top view of a stable and reliable dual split spacer damper of the present utility model;

FIG. 3 is a schematic view of an exploded structure of a stable and reliable dual split spacer damper according to the present utility model;

FIG. 4 is a schematic diagram of a cross-sectional view of a claw head of a stable and reliable double-split damping spacer according to the present utility model;

the correspondence between the reference numerals and the component names in the drawings is as follows:

reference numerals: 1. a clamping plate; 2. a wire clamp body; 3. a wire clamp cover plate; 4. a bolt; 5. a rubber pad; 6. a half-round pin; 7. a fastener;

11. a step cylinder; 12. a structural groove; 13. positioning a shaft;

21. a roller; 22. a damping pad; 23. a first jaw; 24. an L-shaped groove;

31. a second jaw; 32. perforating;

51. a semi-annular through hole;

131. positioning the sector grooves; 132. a first shaft hole;

211. a limiting block; 212. a fan-shaped through hole; 213. a second shaft hole;

221. a fan-shaped protruding block; 222. a third shaft hole;

231. a blind hole;

241. and a through hole.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 4, a stable and reliable double-split damping spacer comprises a clamping plate 1, a clamping plate main body 2, a clamping plate cover plate 3 and a bolt 4, wherein the clamping plate main body 2 is provided with a roller 21, the roller 21 is provided with a limiting block 211, two sides of the roller 21 are provided with damping pads 22, the clamping plate 1 passes through the damping pads 22 and the roller 21 through the bolt 4 to enable the damping pads to be hinged to form a double-clamping plate structure, opposite step cylinders 11 are arranged at positions, close to the roller 21, of the clamping plate 1, the limiting block 211 is arranged between the step cylinders 11, the clamping plate cover plate 3 is connected with the clamping plate main body 2 through hinging, the clamping plate main body 2 is provided with a first claw head 23, the clamping plate cover plate 3 is provided with a second claw head 31, rubber pads 5 are arranged on the inner sides of the first claw head 23 and the second claw head 31, the first claw head 23 is provided with a blind hole 231, and the blind hole 231 is provided with a fastener 7 to enable the first claw head 23 to be fixedly connected with the second claw head 31;

it is worth mentioning that the shape of the clamping plate 1 is set to be a ship shape, the outer side of the clamping plate 1 is provided with a structural groove 12, two ends of the inner side of the clamping plate 1 are provided with raised positioning shafts 13, the positioning shafts 13 are provided with opposite positioning fan-shaped grooves 131, the shape of each positioning shaft 13 is set to be elliptical, the center of each positioning shaft 13 is provided with a first shaft hole 132 which is not communicated with the corresponding positioning fan-shaped groove 131, the ship-shaped structure can enable acting forces conducted on two sides to form opposite and counteracted structural design, the structural groove 12 increases the overall firmness of the clamping plate 1, the positioning fan-shaped grooves 131 are matched with fan-shaped convex blocks 221 for use, the contact area between the positioning fan-shaped grooves 131 and the fan-shaped convex blocks 221 is increased due to the elliptical design, and the first shaft holes 132 are not communicated with the positioning fan-shaped grooves 131, so that the structural strength is ensured;

it should be noted that, the roller 21 is provided with opposite fan-shaped through holes 212, the shape of the roller 21 is elliptical, the center of the roller 21 is provided with a second shaft hole 213 which is not communicated with the fan-shaped through holes 212, the fan-shaped through holes 212 are matched with the fan-shaped protruding blocks 221 for use, the elliptical design improves the contact area between the fan-shaped through holes 212 and the fan-shaped protruding blocks 221, the force conductivity is increased, and the second shaft hole 213 is not communicated with the fan-shaped through holes 212, so that the structural strength is ensured;

it should be noted that, fan-shaped protruding blocks 221 are arranged on two sides of the damping pad 22, a third shaft hole 222 is arranged in the center of the damping pad 22 and is communicated with the fan-shaped protruding blocks 221, the fan-shaped protruding blocks 221 are arranged in the fan-shaped through holes 212 and the positioning fan-shaped grooves 131, so that the first shaft hole 132, the second shaft hole 213 and the third shaft hole 222 are provided with a center line, the damping pad 22 is in an elliptical shape, the fan-shaped protruding blocks 221 play a role in transmitting acting force from one side to the other side so as to counteract vibration transmitted by wire galloping, and the first shaft hole 132, the second shaft hole 213 and the third shaft hole 222 are provided with a center line so as to facilitate the entry of a bolt 4;

it should be noted that, the wire clamp main body 2 is provided with an L-shaped groove 24, the side surface of the L-shaped groove 24 is provided with a through hole 241, when the wire clamp main body 2 and the wire clamp cover plate 3 are closed, the L-shaped groove 24 accommodates the wire clamp cover plate 3, so that the wire clamp main body 2 and the wire clamp cover plate can be attached, and the through hole 241 is matched with the through hole 32 for use;

it should be noted that, the wire clamp cover plate 3 is provided with a through hole 32, the through hole 32 is arranged in the through hole 241 and forms a central line, the through hole 241 is provided with a half-round head pin 6, and the half-round head pin 6 passes through the through hole 32 to be connected in a hinged manner, and the design of the half-round head pin 6 enables the wire clamp cover plate 3 to be connected with the wire clamp main body 2 in a hinged manner, so that the carrying convenience is improved;

it should be noted that the inner side of the rubber pad 5 is provided with a semi-annular through hole 51, the semi-annular through hole 51 is matched with a wire for use, and the corresponding rubber pad 5 is replaced according to different wire specifications, so that the two are matched.

The principle of use of the utility model will now be described as follows:

the wire is placed on the inner side of the rubber pad 5 of the first claw head 23, the second claw head 31 is manually pushed to be in contact with the first claw head 23, the first claw head 23 and the second claw head 31 are pressed tightly through the installation tool, the semi-annular through hole 51 is tightly attached to the surface of the wire, after the wire is pressed to a certain degree, the fastener 7 is placed at the blind hole 231 and is screwed tightly, and the wire is firmly fixed between the wire clamp main body 2 and the wire clamp cover plate 3.

When encountering bad weather, the force of wire galloping is conducted to the wire clamp main body 2 to enable the rolling shaft 21 to rotate along the axial lead, the damping pad 22 is driven to rotate, the acting force is conducted to the clamping plate 1 through the fan-shaped protruding blocks 221, the damping function is achieved, the clamping plate 1 is structured through the structural grooves 12 and the ship, the acting force is dispersed and counteracted, and the stability and reliability of a product are improved.

When the damping pad 22 cannot resist the acting force from the wire galloping, the roller 21 moves back and forth in a certain radian, the limiting block 211 and the step cylinder 11 are continuously touched back and forth, the clamping plate 1 receives the acting force from two sides and counteracts the acting force, and the structural design of the step cylinder 11 ensures the wire galloping within a certain range due to the thickness and length of the limiting block 211, so as to ensure the stable exertion of the electrical performance of the wire.

Through the design scheme, the product has the advantages of good stability, good gripping force and good damping effect.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. A stable and reliable double-split damping spacer is characterized in that: including splint (1), fastener main part (2), fastener apron (3), bolt (4), fastener main part (2) are equipped with roller (21), roller (21) are equipped with stopper (211), the both sides of roller (21) are equipped with damping pad (22), splint (1) pass damping pad (22) and roller (21) through bolt (4) and make it articulated connect, form two splint structures, the position that splint (1) is close to roller (21) is equipped with opposite step cylinder (11), stopper (211) set up between step cylinder (11), fastener apron (3) are connected with fastener main part (2) through articulated, fastener main part (2) are equipped with first claw head (23), fastener apron (3) are equipped with second claw head (31), the inboard of first claw head (23), second claw head (31) is equipped with rubber pad (5), first claw head (23) are equipped with blind hole (231), blind hole (231) are equipped with fastener (7), make first claw head (23) and second claw head (31) are connected.

2. The stable and reliable double split damping spacer as claimed in claim 1 wherein: the novel ship comprises a clamping plate (1), wherein the clamping plate (1) is of a ship shape, structural grooves (12) are formed in the outer side of the clamping plate (1), protruding locating shafts (13) are arranged at two ends of the inner side of the clamping plate (1), opposite locating fan-shaped grooves (131) are formed in the locating shafts (13), the locating shafts (13) are of an oval shape, a first shaft hole (132) is formed in the center of each locating shaft (13), and the locating shafts are not communicated with the corresponding locating fan-shaped grooves (131).

3. The stable and reliable double split damping spacer as claimed in claim 2, wherein: the roller (21) is provided with opposite fan-shaped through holes (212), the roller (21) is elliptical in shape, and a second shaft hole (213) is formed in the center of the roller (21) and is not communicated with the fan-shaped through holes (212).

4. A stable and reliable double split damping spacer according to claim 3, characterized in that: the damping pad is characterized in that fan-shaped protruding blocks (221) are arranged on two sides of the damping pad (22), a third shaft hole (222) is formed in the center of the damping pad (22) and is communicated with the fan-shaped protruding blocks (221), the fan-shaped protruding blocks (221) are arranged in the fan-shaped through holes (212) and the positioning fan-shaped grooves (131), the first shaft hole (132), the second shaft hole (213) and the third shaft hole (222) are formed in a central line, and the damping pad (22) is elliptical in shape.

5. The stable and reliable double split damping spacer as claimed in claim 1 wherein: the wire clamp is characterized in that the wire clamp body (2) is provided with an L-shaped groove (24), and a through hole (241) is formed in the side face of the L-shaped groove (24).

6. The stable and reliable double split damping spacer of claim 5, wherein: the wire clamp cover plate (3) is provided with a through hole (32), the through hole (32) is arranged in the through hole (241) and forms a center line, the through hole (241) is provided with a half-round head pin (6), and the half-round head pin is hinged through the through hole (32).

7. The stable and reliable double split damping spacer as claimed in claim 1 wherein: the inner side of the rubber pad (5) is provided with a semi-annular through hole (51).