CN216833309U

CN216833309U - Wear-resisting contact net dropper

Info

Publication number: CN216833309U
Application number: CN202122648201.0U
Authority: CN
Inventors: 顾春虎
Original assignee: Kunshan Huizhi Automation Technology Co ltd
Current assignee: Kunshan Huizhi Motor Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-06-28
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a wear-resistant contact net dropper which comprises a dropper rope, wherein two ends of the dropper rope are in a closed ring shape and are fixed through an installation block, two ends of the dropper rope are sleeved with U-shaped pieces, round holes are formed in the U-shaped pieces, bolts penetrating through the round holes are arranged in the U-shaped pieces, one ends of the bolts are in threaded connection with nuts, and clamping blocks are sleeved on the outer sides of the bolts. According to the utility model, when the length of the string hanging rope needs to be reduced, the bolts penetrating through the first through holes and the second through holes are disassembled, and the second ropes are taken down, so that the two ends of the two first ropes are fixedly installed, and the length of the string hanging rope is further reduced.

Description

Wear-resisting contact net dropper

Technical Field

The utility model relates to the technical field of dropper, in particular to a wear-resistant contact net dropper.

Background

The action of the hanger is that in chain suspension, the contact wire is suspended on the carrier cable through the hanger, the height of the contact wire from a rail surface is ensured by adjusting the length of the hanger, the elasticity of the contact suspension is improved, and the sag of the contact wire is adjusted to improve the power receiving quality.

The hanging string rope is an important part for forming the hanging string, most of the hanging string ropes on the existing hanging string are of an integrated structure, the length of the hanging string rope cannot be changed, and when the hanging string ropes with different lengths are needed, different hanging string ropes can be replaced for use, so that the hanging string is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The wear-resistant contact net dropper solves the problems that most of dropper ropes on the existing dropper are of an integrated structure, the lengths of the dropper ropes cannot be changed, and when the dropper ropes with different lengths are needed, only different dropper ropes can be replaced for use, so that the dropper is inconvenient to use.

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

the utility model provides a wear-resisting contact net dropper, includes the string sling rope, the both ends of string sling rope are confined circle shape, and fixed through the installation piece, the U-shaped spare has been cup jointed at the both ends of string sling rope, the round hole has been seted up in the U-shaped spare, be equipped with the bolt that passes the round hole in the U-shaped spare, bolt one end threaded connection has the nut, the clamp splice has been cup jointed in the outside of bolt, the circular slot has been seted up in the clamp splice, the U-shaped spare is made by elastic metal material.

As a further description of the above technical solution:

And a washer is sleeved on the outer side of the bolt and is in contact with the outer surface wall of the U-shaped piece, and the washer is made of a wear-resistant metal material.

As a further description of the above technical solution:

the dropper rope comprises a first rope and a second rope, wherein one end of the first rope is fixedly connected with a first fixed block, two ends of the second rope are fixedly connected with a second fixed block, and the first fixed block and the second fixed block are detachably mounted.

As a further description of the above technical solution:

the bolt is characterized in that a first through hole is formed in the first fixing block, a second through hole is formed in the second fixing block, a bolt penetrating through the first through hole and the second through hole is arranged in the first fixing block, and a nut is arranged on the bolt.

As a further description of the above technical solution:

a plurality of insections are arranged in the circular groove.

As a further description of the above technical solution:

the insection is arranged in the circular groove at equal angles around the axis of the circular groove, and the insection is arc-shaped tooth.

As a further description of the above technical solution:

and a rubber layer is adhered to the inner surface wall of the U-shaped piece.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. According to the utility model, when the length of the string hanging rope needs to be reduced, the bolts penetrating through the first through holes and the second through holes are dismounted, and the second ropes are taken down, so that the two ends of the two first ropes are fixedly installed, and further the length of the string hanging rope is reduced.

2. According to the rope clamping device, the circular groove is internally provided with the plurality of insections, the insections increase the friction force between the circular groove and the rope, so that the clamping block can clamp the rope conveniently, and the use stability of the rope clamping device is improved.

Drawings

Fig. 1 shows an axis view of a wear-resistant catenary dropper provided in accordance with an embodiment of the present invention;

fig. 2 is a schematic front view illustrating a wear-resistant catenary dropper according to an embodiment of the present invention;

FIG. 3 illustrates a schematic front view of a string cord provided in accordance with an embodiment of the present invention;

FIG. 4 illustrates an enlarged schematic view at A provided in accordance with an embodiment of the present invention;

fig. 5 shows an enlarged schematic view at B provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a string hanging rope; 2. mounting a block; 3. a U-shaped piece; 301. a circular hole; 4. a gasket; 5. a bolt; 6. a nut; 7. a clamping block; 701. a circular groove; 8. insection; 9. a first rope; 10. a second rope; 11. a first fixed block; 1101. a first through hole; 12. a second fixed block; 1201. a second via.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a wear-resisting contact net dropper, including string rope 1, the both ends of string rope 1 are confined circle shape, and it is fixed through installation piece 2, U-shaped piece 3 has been cup jointed at string rope 1's both ends, round hole 301 has been seted up in the U-shaped piece 3, be equipped with the bolt 5 that passes round hole 301 in the

U-shaped piece

3, 5 one end threaded connection of bolt has nut 6, clamp splice 7 has been cup jointed in bolt 5's the outside, circular slot 701 has been seted up in clamp splice 7, U-shaped piece 3 is made by elastic metal material, string rope 1, installation piece 2 and U-shaped piece 3 are made by wear-resisting metal material.

The outside of bolt 5 has cup jointed packing ring 4, and packing ring 4 contacts with the exterior wall of U-shaped piece 3, and packing ring 4 is made by wear-resisting metal material, and hang string rope 1 includes that first rope 9 and second rope 10 constitute, the first fixed block 11 of the one end fixedly connected with of first rope 9, the both ends fixedly connected with second fixed block 12 of second rope 10, first fixed block 11 and second fixed block 12 demountable installation.

A first through hole 1101 is formed in the first fixing block 11, a second through hole 1201 is formed in the second fixing block 12, a bolt 5 penetrating through the first through hole 1101 and the second through hole 1201 is arranged in the first fixing block 11, and a nut 6 is arranged on the bolt 5.

Set up a plurality of insections 8 in the circular slot 701, insection 8 has increased the frictional force between circular slot 701 and the rope, and the rope is cliied to the clamp splice 7 of being convenient for, improves the stability that the device used, and a plurality of insections 8 are around the axis of circular slot 701 and the equal angle setting in circular slot 701, and insection 8 is the arc tooth, and the interior table wall of U-shaped piece 3 bonds and has the rubber layer.

The working principle is as follows: during the use, when the length of the string lifting rope 1 needs to be reduced, the bolts 5 penetrating the first through holes 1101 and the second through holes 1201 are dismounted, the second ropes 10 are taken down, two ends of the two first ropes 9 are fixedly installed, the length of the string lifting rope 1 is further reduced, when the length of the string lifting rope 1 needs to be increased, the second ropes 10 are fixedly installed between the two first ropes 9, the length of the string lifting rope 1 is further increased, the operation is simple, the flexibility is strong, and the device is convenient to use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a wear-resisting contact net dropper, includes string sling (1), its characterized in that, the both ends of string sling (1) are confined circle shape, and fix through installation piece (2), U-shaped spare (3) have been cup jointed at the both ends of string sling (1), round hole (301) have been seted up in U-shaped spare (3), be equipped with bolt (5) that pass round hole (301) in U-shaped spare (3), bolt (5) one end threaded connection has nut (6), clamp splice (7) have been cup jointed in the outside of bolt (5), clamp splice (7) are located the inboard of U-shaped spare (3), circular slot (701) have been seted up in clamp splice (7).

2. A wear-resistant catenary dropper as claimed in claim 1 wherein the bolt (5) is sleeved on the outside with a washer (4), the washer (4) is in contact with the outer wall of the U-shaped member (3), and the washer (4) is made of a wear-resistant metal material.

3. The wear-resistant catenary dropper of claim 2, wherein the dropper rope (1) comprises a first rope (9) and a second rope (10), one end of the first rope (9) is fixedly connected with a first fixing block (11), two ends of the second rope (10) are fixedly connected with a second fixing block (12), and the first fixing block (11) and the second fixing block (12) are detachably mounted.

4. A wear-resistant catenary dropper as claimed in claim 3 wherein the first fixing block (11) has a first through hole (1101) and the second fixing block (12) has a second through hole (1201), the first fixing block (11) has a bolt (5) passing through the first through hole (1101) and the second through hole (1201), and the bolt (5) has a nut (6).

5. A wear-resistant catenary dropper as claimed in claim 4 wherein the circular channel (701) has a plurality of serrations (8) formed therein and the U-shaped member (3) is made of a resilient metal material.

6. A wear-resistant catenary dropper as claimed in claim 5 wherein the insections (8) are arranged equiangularly in the circular slot (701) about the axis of the circular slot (701), the insections (8) being arc-shaped teeth.

7. A wear-resistant catenary dropper as claimed in claim 6 wherein the U-shaped member (3) is glued to its inner surface with a rubber layer.