CN210258105U

CN210258105U - A dismouting earth connection device for subway contact net

Info

Publication number: CN210258105U
Application number: CN201921362961.1U
Authority: CN
Inventors: 陈会哲; 王贵林; 杨俊义; 石晶; 李韶锋
Original assignee: Individual
Current assignee: Shenyang 213 Automation Equipment Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-04-07
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a dismouting earth connection device for subway contact net, including fixture, wire guide and connecting wire, splint are installed to fixture's inboard, the one end of wire guide and the edge of splint link to each other, the one end of connecting wire and the other end of wire guide link to each other, the lower terminal surface of splint is fixed with the connecting cylinder, another pot head of movable rod is equipped with solid fixed cylinder, and the bottom of solid fixed cylinder is fixed with the adjustment handle, the avris of splint is fixed with the guide bar, the end department of guide bar is provided with the connecting plate, and the inside embedding of connecting plate installs the cylinder, the edge of fixture is connected with the limiting plate. This a dismouting earth connection device for subway contact net need not to rotate the movable rod repeatedly in the operation process, can realize being close to of splint and fixture, not only saves time but also laborsaving to fixture and splint press from both sides tightly the back, can carry out fine spacing to the avris that contacts the net, have increased the stability when earth connection device uses.

Description

A dismouting earth connection device for subway contact net

Technical Field

The utility model relates to a subway contact net technical field specifically is a dismouting earth connection device for subway contact net.

Background

The subway is a gradually mainstream traffic trip mode in modern society, the contact net is a more basic structural component in a subway system, because the damage frequency of the contact net is high, workers need to use related tools to disassemble and assemble the contact net for maintenance, the grounding wire device is a common tool in subway contact net maintenance, for example, a rigid contact net grounding wire clamp of a high-voltage cable for rail transit with the publication number of CN201415627Y, which comprises a C-shaped clamp, a clamping plate arranged in the C-shaped clamp and capable of moving up and down through a lifting screw rod at the lower end of the C-shaped clamp, and a grounding wire connected with the C-shaped clamp, the utility model is convenient for rush repair, so that the maintenance work is not limited by regions, and simple structure easily carries and installs, has made things convenient for field operation personnel's operation, has shortened the salvage time greatly when having guaranteed staff's security. The contact net grounding wire clamp has the following defects in the use process:

need manual rotation lifter that relapses, not only waste time but also hard in operation process, lead to work efficiency low to after fixture and cardboard press from both sides tightly, lack the spacing structure of side to the contact net, consequently stability is relatively poor, to above-mentioned problem, the urgent need is carried out the innovative design on the basis of original earth connection device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dismouting earth connection device for subway contact net to solve above-mentioned background art and propose the rotation lifter that needs manual relapse, both waste time and energy in operation process, lead to work efficiency low, and after fixture and cardboard clamp are tight, lack the spacing structure of contact net avris, consequently the relatively poor problem of stability.

In order to achieve the above object, the utility model provides a following technical scheme: a dismounting ground wire device for a subway contact system comprises a clamp, a lead head and a connecting wire, wherein a clamp plate is installed on the inner side of the clamp, a mounting groove is formed in the upper section of the clamp plate, one end of the lead head is connected with the edge of the clamp plate, a through groove is reserved in the through groove on the outer side of the lead head, one end of the connecting wire is connected with the other end of the lead head, a ground wire is installed at the other end of the connecting wire, a connecting cylinder is fixed on the lower end face of the clamp plate, the inside of the connecting cylinder is connected with one end of a movable rod, a fixed cylinder is sleeved at the other end of the movable rod, an adjusting handle is fixed at the bottom of the fixed cylinder, a fixing rod is installed on the clamp on the outer side of the adjusting handle, a guide rod is fixed on the side of the clamp plate, the outer side of the guide rod is connected with, and the edge of the fixture is connected with a limiting plate.

Preferably, one end of the movable rod is provided with threads, the other end of the movable rod is of a twist rod structure, two ends of the movable rod are in threaded connection with the connecting cylinder and the fixing cylinder respectively, and the middle position of the movable rod is connected with the clamping apparatus through a bearing.

Preferably, the fixing rod is of a U-shaped structure, and the adjusting handle and the fixing rod form a lifting structure.

Preferably, the guide rod and the clamping plate are fixedly connected, the guide rod is in an inverted L-shaped structure, and the guide rod and the sleeve block are in sliding connection.

Preferably, the limiting plate and the clamping apparatus are connected through a hinge, the limiting plate and the roller are attached to each other, and the roller and the connecting plate form a rotating structure.

Compared with the prior art, the beneficial effects of the utility model are that: according to the dismounting grounding wire device for the subway contact net, the clamping plate and the clamping device can be close to each other without repeatedly rotating the movable rod in the operation process, time and labor are saved, the side of the contact net can be well limited after the clamping device and the clamping plate are clamped, and the stability of the grounding wire device in use is improved;

1. the fixed rod is held by a hand, the adjusting handle is pulled to lift, the movable rod can be driven to rotate through the fixed cylinder, and then the purpose of changing the height of the clamping plate is achieved through the connecting cylinder, so that the operation is convenient and labor-saving;

2. when splint rose, driven the limiting plate through guide rod and connecting plate and rotated to through the contact of cylinder with the limiting plate, increased its pivoted smooth and easy nature, rotate to with splint vertically state when the limiting plate, can realize spacing to the contact net.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the fixture in a plan view;

FIG. 3 is a schematic view of the splint after movement;

fig. 4 is a schematic side view of the connecting plate of the present invention.

In the figure: 1. a fixture; 2. a splint; 3. mounting grooves; 4. a wire guide; 5. a through groove; 6. a connecting wire; 7. a ground line; 8. a connecting cylinder; 9. a movable rod; 10. a fixed cylinder; 11. adjusting the handle; 12. fixing the rod; 13. a guide rod; 14. sleeving blocks; 15. a connecting plate; 16. a drum; 17. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a disassembly and assembly grounding wire device for a subway contact network comprises a fixture 1, a clamping plate 2, a mounting groove 3, a lead head 4, a through groove 5, a connecting wire 6, a grounding wire 7, a connecting cylinder 8, a movable rod 9, a fixed cylinder 10, an adjusting handle 11, a fixed rod 12, a guide rod 13, a sleeve block 14, a connecting plate 15, a roller 16 and a limiting plate 17, wherein the clamping plate 2 is mounted on the inner side of the fixture 1, the mounting groove 3 is formed in the upper section of the clamping plate 2, one end of the lead head 4 is connected with the edge of the clamping plate 2, the through groove 5 is reserved on the through groove 5 on the outer side of the lead head 4, one end of the connecting wire 6 is connected with the other end of the lead head 4, the grounding wire 7 is mounted at the other end of the connecting wire 6, the connecting cylinder 8 is fixed on the lower end face of the clamping plate 2, the inside of the connecting cylinder 8 is connected with one end of, a fixing rod 12 is installed on the fixture 1 outside the adjusting handle 11, a guide rod 13 is fixed on the side of the clamping plate 2, the outer side of the guide rod 13 is connected with the fixture 1 through a sleeve block 14, a connecting plate 15 is arranged at the end of the guide rod 13, a roller 16 is embedded and installed in the connecting plate 15, and a limiting plate 17 is connected to the edge of the fixture 1;

one end of the movable rod 9 is provided with a thread, the other end of the movable rod is of a twist rod structure, two ends of the movable rod 9 are respectively in threaded connection with the connecting cylinder 8 and the fixed cylinder 10, the middle position of the movable rod 9 is connected with the fixture 1 through a bearing, the fixed rod 12 is of a U-shaped structure, the adjusting handle 11 and the fixed rod 12 form a lifting structure, the fixed rod 12 is held by a hand, the adjusting handle 11 is pulled downwards, the movable rod 9 is driven to rotate in the fixture 1 through the fixed cylinder 10, and therefore the top of the movable rod 9 can drive the clamping plate 2 to ascend through the connecting cylinder 8;

guide rod 13 and splint 2 are fixed connection, and guide rod 13 is for invering "L" shape structure, and guide rod 13 and pocket block 14 are sliding connection, limiting plate 17 and fixture 1 are hinged joint, and limiting plate 17 and cylinder 16 laminate each other, and rotary structure is constituteed to cylinder 16 and connecting plate 15, splint 2 rises and drives guide rod 13 synchronous rising simultaneously, guide rod 13's end department drives connecting plate 15 and promotes limiting plate 17 and rotate, when splint 2 rises to the peak, limiting plate 17 just is in and splint 2 vertically state, can carry on spacingly to the avris of the contact net between fixture 1 and the splint 2 like this.

The working principle is as follows: when the grounding wire device for the subway overhead line system is used, as shown in fig. 1-3, firstly, a user holds a fixed rod 12 with a hand, pulls an adjusting handle 11 downwards, and then drives a movable rod 9 to rotate in a fixture 1 through a fixed cylinder 10, so that the top of the movable rod 9 can drive a clamping plate 2 to ascend through a connecting cylinder 8, as shown in fig. 2, the clamping plate 2 drives a wire guide head to slide in a through groove 5 while moving, therefore, the connection with a grounding wire 7 cannot be influenced, and the clamping plate 2 can descend by pushing the adjusting handle 11 upwards;

as shown in fig. 1 and fig. 3-4, the clamping plate 2 rises and simultaneously drives the guide rod 13 to rise synchronously, as shown in fig. 3, the end of the guide rod 13 drives the connecting plate 15 to push the limiting plate 17 to rotate, as shown in fig. 4, the limiting plate 17 rotates and contacts with the roller 16, so that the rotating smoothness of the limiting plate can be increased, when the clamping plate 2 rises to the highest point, the limiting plate 17 is just in a state vertical to the clamping plate 2, so that the side of the overhead contact system between the clamping device 1 and the clamping plate 2 can be limited, and the use stability of the device is increased.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a dismouting earth connection device for subway contact net, includes fixture (1), wire guide (4) and connecting wire (6), its characterized in that: the inner side of the fixture (1) is provided with a clamping plate (2), the upper section of the clamping plate (2) is provided with a mounting groove (3), one end of a lead head (4) is connected with the edge of the clamping plate (2), a through groove (5) is reserved on the through groove (5) on the outer side of the lead head (4), one end of a connecting wire (6) is connected with the other end of the lead head (4), the other end of the connecting wire (6) is provided with a grounding wire (7), the lower end face of the clamping plate (2) is fixedly provided with a connecting cylinder (8), the interior of the connecting cylinder (8) is connected with one end of a movable rod (9), the other end of the movable rod (9) is sleeved with a fixed cylinder (10), the bottom of the fixed cylinder (10) is fixedly provided with an adjusting handle (11), the fixture (1) on the outer side of the adjusting handle (11) is provided with a fixed rod (12), and the side of the clamping plate, and the outside of guide rod (13) links to each other through nest block (14) and fixture (1), the end department of guide rod (13) is provided with connecting plate (15), and the inside embedding of connecting plate (15) installs cylinder (16), the edge of fixture (1) is connected with limiting plate (17).

2. The dismounting grounding wire device for the subway overhead line system according to claim 1, characterized in that: one end of the movable rod (9) is provided with threads, the other end of the movable rod is of a twist rod structure, the two ends of the movable rod (9) are in threaded connection with the connecting cylinder (8) and the fixing cylinder (10) respectively, and the middle position of the movable rod (9) is in bearing connection with the fixture (1).

3. The dismounting grounding wire device for the subway overhead line system according to claim 1, characterized in that: the fixing rod (12) is of a U-shaped structure, and the adjusting handle (11) and the fixing rod (12) form a lifting structure.

4. The dismounting grounding wire device for the subway overhead line system according to claim 1, characterized in that: the guide rod (13) is fixedly connected with the clamping plate (2), the guide rod (13) is of an inverted L-shaped structure, and the guide rod (13) is in sliding connection with the sleeve block (14).

5. The dismounting grounding wire device for the subway overhead line system according to claim 1, characterized in that: the limiting plate (17) is connected with the fixture (1) through a hinge, the limiting plate (17) is attached to the roller (16), and the roller (16) and the connecting plate (15) form a rotating structure.