CN217197848U

CN217197848U - Novel anchor positioning clip for contact network

Info

Publication number: CN217197848U
Application number: CN202220660502.7U
Authority: CN
Inventors: 刘明宇; 刘志伟; 侯震彪; 庞维彬; 孙延霞
Original assignee: Tieshi Jinan Electrical Equipment Co ltd
Current assignee: Tieshi Jinan Electrical Equipment Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-16
Anticipated expiration: 2032-03-25

Abstract

The utility model provides a novel anchor location checkpost for contact net, relates to electronic railway contact net equipment technical field for solve the problem that the structure is complicated, the contact line hard spot is big, easily hinder the line that prior art exists. The clamp comprises a clamp main body, a lower clamping plate, a composite liner, a U-shaped bolt and a locking nut, wherein the clamp main body and the lower clamping plate are arranged up and down; the lower surface of the clip main body is provided with a first contact wire groove, the upper surface of the lower clamping plate is provided with a second contact wire groove which is matched with the first contact wire groove, and the composite gasket is placed in a cavity formed by the first contact wire groove and the second contact wire groove to wrap the contact wires; when the clamping device is used, the clamp main body and the U-shaped bolt are matched to clamp the positioning pipe, and the clamp main body and the lower clamping plate are matched to clamp the contact line. The utility model discloses simple structure can avoid the contact wire to hinder the line problem because of the hard spot causes greatly.

Description

Novel anchor positioning clip for contact net

Technical Field

The utility model belongs to the technical field of electronic railway connecting net equipment technique and specifically relates to a contact net is with novel anchor positioning clip.

Background

The anchor support positioning clip is used as a key part of the positioning device of the contact network system of the electrified railway, and is used for positioning and fixing a contact line at a non-working support positioning point of a contact network conversion column to complete the conversion of the contact line from a middle column to a lower anchor point of an anchor column. Because the horizontal direction and the vertical direction tension component force generated by the turning of the contact line is borne, the anchor support positioning clip is stressed greatly and plays a key role. The existing anchor support positioning clamp generally adopts a structural form of an aluminum alloy anchor support positioning clamp body, a positioning pin and a copper alloy fixing wire clamp, the anchor support positioning clamp body and the positioning pin need to be assembled by a precise hole shaft and connected through a cylindrical pin or a U-shaped pin, the production, processing and assembly requirements are high, and the condition that the cylindrical pin or the U-shaped pin falls off or breaks in actual operation causes driving accidents; in addition, the copper alloy fixed wire clamp connected by the positioning pin clamps the contact line, and the contact line is easy to damage and break due to small contact surface and large contact hard point of the wire clamp and the contact line; some anchor supporting and positioning clamp bodies adopt an aluminum alloy casting process, so that the production efficiency is low, and casting defects are easy to generate; the existing anchor supporting and positioning clamp generally has the defects of complex structure, more parts, high production cost, complex assembly, installation and use and poor safety and reliability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a contact net is with novel anchor location checkpost for solve the structure that prior art exists complicated, part is in large quantity, contact wire hard spot big, easily hinder the line, manufacturing cost is high, assembly and installation use complicated and fail safe nature poor problem.

The utility model provides a technical scheme that its technical problem adopted is: a novel anchor support positioning clip for a contact network comprises a clip main body, a lower clamping plate, a composite liner, a U-shaped bolt and a locking nut, wherein the clip main body and the lower clamping plate are arranged up and down; the lower surface of the clip main body is provided with a first contact wire groove, the upper surface of the lower clamping plate is provided with a second contact wire groove which is matched with the first contact wire groove, and the composite liner is placed in a cavity formed by the first contact wire groove and the second contact wire groove to wrap the contact wires; when the clamping device is used, the clamp main body and the U-shaped bolt are matched to clamp the positioning pipe, and the clamp main body and the lower clamping plate are matched to clamp the contact line.

Furthermore, horn mouths are arranged at two ends of the first contact wire groove and the second contact wire groove so as to facilitate the penetration of the contact wires.

Furthermore, an elongated slot is arranged on the upper surface of the clip main body and is in contact with the outer wall of the positioning tube.

Further, the U-shaped bolt is provided with two at least.

Furthermore, anti-skidding teeth are arranged on the inner wall of the middle part of the U-shaped bolt.

Furthermore, the anti-skidding teeth are uniformly arranged along the arc line in the middle of the U-shaped bolt.

Furthermore, the composite pad is of a double-layer structure consisting of an aluminum surface layer and a copper surface layer, and the copper surface layer is used for being in contact with the outer wall of the contact line.

Further, the clip main body and the lower clamping plate are both made of aluminum alloy materials.

Further, the long groove is a V-shaped groove or an arc groove.

The utility model has the advantages that: the utility model provides a pair of novel anchor positioning clip for contact net has following advantage at least:

(1) the novel structure is adopted, the structure is simple, the use and connection matching of connecting parts are reduced, the contact hard point of a contact line is small, the line is not damaged, and the novel structure is convenient to produce, install, debug, maintain and operate, safe and reliable;

(2) the clip body of the utility model adopts the aluminum alloy forging process, has light weight, good corrosion resistance, reliable performance, high production efficiency and low cost;

(3) the utility model discloses a checkpost body, lower plate are provided with the contact wire casing of taking the horn mouth, prevent that the contact wire from producing the contact hard spot when here turning is anchored, avoid hindering the line.

Drawings

FIG. 1 is a side view of the utility model in use;

FIG. 2 is a front view of the utility model in use;

FIG. 3 is a front view of the lower jaw;

FIG. 4 is a front view of the clip body;

FIG. 5 is a front view of the U-bolt;

FIG. 6 is a top view of the U-bolt;

FIG. 7 is an enlarged view of a portion of FIG. 5 at A;

FIG. 8 is a schematic structural view of a composite liner;

FIG. 9 is a three-dimensional view of the clip body;

FIG. 10 is a three-dimensional view of the lower splint;

in the figure: the clamp comprises a clamp body 1, a first contact wire groove 11, a horn mouth 12, a long groove 13, a lower clamping plate 2, a second contact wire groove 21, a composite gasket 3, an aluminum surface layer 31, a copper surface layer 32, a use state 33, a U-shaped bolt 4, an external thread 41, an anti-skid tooth 42, a flat washer 5, a locking nut 6, a contact wire 7 and a positioning pipe 8.

Detailed Description

As shown in fig. 1 to 10, the present invention mainly includes a clip main body 1, a lower plate 2, a composite gasket 3, a U-shaped bolt 4 and a lock nut 6, and the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the clip body 1 and the lower clip plate 2 are vertically arranged, as shown in fig. 4, the clip body 1 is a rectangular aluminum alloy member, and a long groove 13 is provided on the upper surface of the clip body 1, and the long groove 13 may be a V-shaped groove or an arc groove. As shown in fig. 9, a first contact line groove 11 having a depending arc angle is provided on the lower surface of the clip main body 1, and the longitudinal direction of the first contact line groove 11 is perpendicular to the longitudinal direction of the long groove 13. Bell mouths 12 are arranged at two ends of the first contact wire groove 11. As shown in fig. 3, the lower plate 2 is a rectangular parallelepiped aluminum alloy member, and as shown in fig. 10, a second contact line groove 21 having a hanging arc angle is provided on the upper surface of the lower plate 2, and bell mouths 12 are also provided at both ends of the second contact line groove 21. The first contact line groove 11 and the second contact line groove 21 enclose a cavity for holding the contact line, and the bell mouth 12 is arranged to facilitate the insertion of the contact line 7 between the first contact line groove and the second contact line groove. The bell mouth 12 can also prevent the contact line from generating a contact hard point when the contact line is bent and anchored at the position, and avoid damaging the line.

The clip body 1 and the lower splint 2 are manufactured by adopting a forging and pressing process.

As shown in fig. 5 and 6, the two ends of the U-shaped bolt 4 are mounting portions provided with external threads 41, and the outer wall of the middle portion of the U-shaped bolt 4 is provided with anti-slip teeth 42 uniformly arranged. The anti-slip teeth 42 are provided to increase the relative sliding frictional resistance between the U-shaped bolt 4 and the positioning tube 8, and to increase the sliding load between the clip main body 1 and the connected positioning tube 8. As shown in fig. 1 and 2, two ends of a U-shaped bolt 4 sequentially penetrate through a clip main body 1 and a lower clamping plate 2 from top to bottom, locking nuts 6 are installed at two ends of the U-shaped bolt 4, the locking nuts 6 are located below the lower clamping plate 2, and therefore the lower clamping plate 2 is limited through the locking nuts 6. And a flat washer 5 is arranged between the locking nut 6 and the lower clamping plate 2 to realize anti-loosening.

The composite liner 3 is placed in the cavity defined by the first and second contact line grooves, as shown in fig. 8, the composite liner 3 is a double-layer structure composed of an aluminum surface layer 31 and a copper surface layer 32, when in use, the composite liner 3 is bent to be in a "C" shape or a circular shape, and at this time, the composite liner 3 is in a use state 33. When the contact wire is used, the composite pad 3 is placed in the first contact wire groove and the second contact wire groove, the aluminum surface layer 31 faces the inner walls of the first contact wire groove and the second contact wire groove, the contact wire 7 is placed on the inner side of the composite pad 3, and the copper surface layer 32 is in contact with the contact wire 7. The arrangement of the copper surface layer 32 can avoid the damage of the contact wire 7, and the arrangement of the aluminum surface layer 31 is contacted with the clip main body 1 and the lower splint 2, so that the phenomenon of electric corrosion caused by the contact of copper and aluminum can be prevented.

During the installation, arrange the registration arm 8 in between the middle part of checkpost main part 1 and U type bolt 4, then screw lock nut 6, will through U type bolt, checkpost main part and lock nut this moment the utility model discloses fix on registration arm 8, then arrange contact wire 7 in first, second contact wire inslot, place composite pad 3 between first, second contact wire groove and contact wire 7, realize fixed the centre gripping to contact wire 7 through U type bolt 4, lock nut 6, checkpost main part 1 and lower plate 2.

The clip body 1 and the lower clamping plate 2 are made of aluminum alloy materials and are treated by an anticorrosion process, and the clip body 1 and the lower clamping plate 2 have the advantages of high strength, light weight, corrosion resistance and the like; the U-shaped bolt 4, the flat washer 5 and the locking nut 6 are made of austenitic stainless steel and are corrosion-resistant.

The utility model has the advantages that:

(1) the novel structure is adopted, the use and connection matching of connecting parts are reduced, the contact hard point of a contact wire is small, the wire is not damaged, and the novel structure is convenient to produce, install, debug, maintain and operate, safe and reliable;

Claims

1. The novel anchor support positioning clip for the contact network is characterized by comprising a clip main body, a lower clamping plate, a composite liner, a U-shaped bolt and a locking nut, wherein the clip main body and the lower clamping plate are arranged up and down; the lower surface of the clip main body is provided with a first contact wire groove, the upper surface of the lower clamping plate is provided with a second contact wire groove which is matched with the first contact wire groove, and the composite liner is placed in a cavity formed by the first contact wire groove and the second contact wire groove to wrap the contact wires; when the clamping device is used, the clamp main body and the U-shaped bolt are matched to clamp the positioning pipe, and the clamp main body and the lower clamping plate are matched to clamp the contact line.

2. The novel anchor support positioning clip for the overhead line system as claimed in claim 1, wherein two ends of the first contact line groove and the second contact line groove are provided with bell mouths to facilitate the penetration of the contact lines.

3. The novel anchor support positioning clip for the contact network as claimed in claim 1, wherein an elongated slot is formed on the upper surface of the clip main body, and the elongated slot is in contact with the outer wall of the positioning tube.

4. The novel anchor support positioning clip for the overhead line system of claim 1, wherein at least two U-shaped bolts are provided.

5. The novel anchor support positioning clip for the overhead line system of claim 4, wherein anti-slip teeth are arranged on the inner wall of the middle part of the U-shaped bolt.

6. The novel anchor support positioning clip for the overhead line system of claim 5, wherein the anti-slip teeth are uniformly arranged along the arc line in the middle of the U-shaped bolt.

7. The novel anchor support positioning clip for the contact net according to claim 1, wherein the composite liner has a double-layer structure consisting of an aluminum surface layer and a copper surface layer, and the copper surface layer is used for contacting with the outer wall of the contact line.

8. The novel anchor support positioning clip for the overhead line system of claim 1, wherein the clip main body and the lower splint are made of aluminum alloy.

9. The novel anchor support positioning clip for the overhead line system of claim 3, wherein the elongated slot is a V-shaped slot or an arc slot.