CN214723512U

CN214723512U - Clamping device for defect maintenance of split pin of high-speed rail contact network

Info

Publication number: CN214723512U
Application number: CN202120726378.5U
Authority: CN
Inventors: 胡代弟; 李锐君; 江兴盟
Original assignee: Zhengzhou Xias College
Current assignee: Zhengzhou Xias College
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-11-16
Anticipated expiration: 2031-04-10

Abstract

The utility model discloses a clamping device for overhauling the cotter pin defect of a high-speed rail contact net, which comprises a telescopic pipe, a fixed handle, a fixed splint and a traction rope, wherein the fixed handle and the fixed splint are respectively and fixedly arranged at the two ends of the telescopic pipe; the fixed handle is hinged with a movable handle through a hinge shaft, the fixed clamping plate is hinged with a movable clamping plate through a hinge shaft, the fixed clamping plate is provided with a groove body facing the movable clamping plate, a torsion spring is arranged at the hinged part of the fixed clamping plate and the movable clamping plate, and the tail ends of the fixed clamping plate and the movable clamping plate are both arc-shaped; one end of the traction rope is connected with the movable clamping plate, the other end of the traction rope penetrates through the telescopic sleeve, one side of the movable handle is provided with a rope clamping device, the rope clamping device comprises a rectangular frame, the traction rope penetrates through the rectangular frame, the outer side wall of the rectangular frame is in threaded connection with a bolt, a pressing plate for pressing the traction rope is arranged in the rectangular frame, and the inner end of the bolt is fixedly connected with the pressing plate; the utility model discloses simple structure, the cost is lower, is convenient for press from both sides the split pin that the tight pine of clamp takes off, convenient operation, labour saving and time saving.

Description

Clamping device for defect maintenance of split pin of high-speed rail contact network

Technical Field

The utility model belongs to the technical field of the contact net overhauls equipment, in particular to high-speed railway contact net split pin clamping device for defect overhaul.

Background

The split pin is an auxiliary accessory applied to a high-speed railway transmission line contact network and plays a role in limiting and fixing the pin column. The split pin can effectively avoid the situations of looseness, falling off and the like of the pin column, and the state of the split pin influences the safe operation of the contact network of the power transmission line. The split pin is easy to be loosened due to the fact that the opening angle is reduced in the using process, even the split pin is lost, and therefore normal work and safe operation of the contact net are affected. Therefore, the split pin needs to be reinforced in the overhauling process, and loosening is avoided. Adopt the split pin that image recognition technology can detect the pine fast to take off among the prior art, but need artifical climbing or go on with the help of elevating machinery to the reinforcement of split pin, the operation is inconvenient, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed railway contact net split pin clamping device for defect overhaul solves the problem among the prior art, simple structure, and the cost is lower, is convenient for press from both sides the split pin that the tight pine of clamp takes off, convenient operation, labour saving and time saving.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for defect maintenance of a cotter pin of a high-speed rail contact network comprises a telescopic pipe, a fixed handle, a fixed splint and a traction rope, wherein the fixed handle and the fixed splint are respectively and fixedly arranged at two ends of the telescopic pipe; the fixed handle is hinged with a movable handle through a hinge shaft, the fixed clamping plate is hinged with a movable clamping plate through a hinge shaft, the fixed clamping plate is provided with a groove body facing the movable clamping plate, a torsion spring is arranged at the hinged part of the fixed clamping plate and the movable clamping plate, and the tail ends of the fixed clamping plate and the movable clamping plate are both arc-shaped; the utility model discloses a haulage rope, including the telescopic tube, activity handle, haulage rope, flexible splint, haulage rope one end is connected with movable splint, the other end passes telescopic tube, and activity handle one side sets up the rope clamp, and the rope clamp includes the rectangle frame, and the haulage rope passes the rectangle frame, rectangle frame lateral wall threaded connection has the bolt, is provided with the clamp plate of suppression haulage rope in the rectangle frame, the inner and the clamp plate fixed connection of bolt.

Furthermore, the fixed handle is fixedly connected with the outer end of the outer tube of the telescopic tube; the fixed splint is fixedly connected with the outer end of the inner tube of the telescopic tube.

Further, the torsion spring is arranged outside the hinge shafts of the fixed clamping plate and the movable clamping plate; two ends of the torsion spring are respectively connected with the fixed clamping plate and the movable clamping plate.

Furthermore, the rope clamping device compresses the traction rope to tighten the traction rope between the movable handle and the movable clamping plate; when the movable handle rotates, the movable clamp plate is driven to rotate by the traction rope.

Further, the rectangular frame is provided with an internal thread hole matched with the bolt, and the head of the bolt is provided with a cross-shaped groove.

Furthermore, the side of the pressure plate, which faces the traction rope, is provided with an anti-skid bulge.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses simple structure, the cost is lower, adopts the telescopic tube can adjust length to the haulage rope length of drive movable clamp plate also can be adjusted, is convenient for realize fastening fixedly to the not hard up split pin of contact net, convenient operation, and labour saving and time saving has reduced maintainer's the work degree of difficulty and danger.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the working state of the splint of the present invention.

Fig. 3 is a schematic view of the rope clamp of the present invention.

In the figure: 1. the telescopic pipe comprises a telescopic sleeve, 2, a fixed handle, 3, a fixed clamping plate, 4, a movable handle, 5, a groove body, 6, a movable clamping plate, 7, a traction rope, 8, a rope clamping device, 81, a rectangular frame, 82, a bolt, 83, a pressing plate, 9, a torsion spring, 10, a pin column, 11 and a split pin.

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.

In the description of the present invention, it is to be understood that the terms "middle", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the embodiment provides a clamping device for defect detection and maintenance of a cotter pin of a high-speed rail contact network, which comprises a telescopic tube 1, a fixed handle 2, a fixed splint 3 and a traction rope 7, wherein the fixed handle 2 and the fixed splint 3 are respectively and fixedly arranged at two ends of the telescopic tube 1; the fixed handle 2 is hinged with a movable handle 4 through a hinge shaft, the fixed splint 3 is hinged with a movable splint 6 through a hinge shaft, the fixed splint 3 is provided with a groove body 5 facing the movable splint 6, a torsion spring 9 is arranged at the hinged part of the fixed splint 3 and the movable splint 6, and the tail ends of the fixed splint 3 and the movable splint 6 are both arc-shaped; the retractable rope device is characterized in that one end of the traction rope 7 is connected with the movable clamping plate 6, the other end of the traction rope penetrates through the retractable sleeve 1, one side of the movable handle 4 is provided with a rope clamping device 8, the rope clamping device 8 comprises a rectangular frame 81, the traction rope 7 penetrates through the rectangular frame 81, the outer side wall of the rectangular frame 81 is in threaded connection with a bolt 82, a pressing plate 83 for pressing the traction rope 7 is arranged in the rectangular frame 81, and the inner end of the bolt 82 is fixedly connected with the pressing plate 83.

In this embodiment, the fixed handle 2 is fixedly connected with the outer end of the outer tube of the telescopic tube 1; the fixed splint 3 is fixedly connected with the outer end of the inner tube of the telescopic tube 1.

In this embodiment, the torsion spring 9 is arranged outside the hinge shaft of the fixed splint 3 and the movable splint 6; two ends of the torsion spring 9 are respectively connected with the fixed splint 3 and the movable splint 6. So that the movable splint 6 can be automatically reset.

In this embodiment, the rope clamp 8 compresses the traction rope 7 to tighten the traction rope 7 between the movable handle 4 and the movable clamping plate 6; when the movable handle 4 rotates, the movable clamp plate 6 is driven to rotate by the traction rope 7.

In this embodiment, the rectangular frame 81 is provided with an internal threaded hole engaged with the bolt 82, and the head of the bolt 82 is provided with a cross-shaped groove. The bolt 82 is rotated by a screwdriver, so that the pressing plate 83 presses the traction rope 7.

In this embodiment, the pressing plate 83 is provided with an anti-slip protrusion facing the traction rope 7. The stability of the fixing of the hauling rope 7 is improved.

The utility model discloses during the implementation, adjust the length of telescopic tube 1 earlier, make the split pin 11 that the splint structure can loosen and take off on the contact net press from both sides tightly. Fixing the length of the telescopic sleeve 1, pulling the traction rope 7 at the handle end to tighten the traction rope 7, keeping the traction rope 7 in a tightened state, and rotating the bolt 82 to tightly fix the traction rope 7 in the rectangular frame 81 by the pressure plate 83 so as to realize the fixation of the traction rope 7; referring to fig. 2, the fixed clamp plate 3 is located at the end of the split pin 11, the split pin 11 is located in the groove 5, the movable clamp plate 6 is located at the open end of the split pin 11, the movable handle 4 is held, the movable handle 4 is drawn to the fixed handle 2, the movable handle 4 drives the movable clamp plate 6 to draw to the fixed clamp plate 3 through the traction rope 7, and the fixed clamp plate 3 and the movable clamp plate 6 clamp the split pin 11, which is loosened from the end of the pin column 10. When the movable handle 4 is released, the movable clamping plate 6 automatically resets under the action of the torsion spring 9, so that other loose cotter pins 11 on the contact net can be clamped again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-speed railway contact net split pin clamping device for defect maintenance, includes telescopic tube, fixed handle, solid fixed splint and haulage rope, its characterized in that: the fixed handle and the fixed splint are respectively fixedly arranged at two ends of the telescopic sleeve; the fixed handle is hinged with a movable handle through a hinge shaft, the fixed clamping plate is hinged with a movable clamping plate through a hinge shaft, the fixed clamping plate is provided with a groove body facing the movable clamping plate, a torsion spring is arranged at the hinged part of the fixed clamping plate and the movable clamping plate, and the tail ends of the fixed clamping plate and the movable clamping plate are both arc-shaped; the utility model discloses a haulage rope, including the telescopic tube, activity handle, haulage rope, flexible splint, haulage rope one end is connected with movable splint, the other end passes telescopic tube, and activity handle one side sets up the rope clamp, and the rope clamp includes the rectangle frame, and the haulage rope passes the rectangle frame, rectangle frame lateral wall threaded connection has the bolt, is provided with the clamp plate of suppression haulage rope in the rectangle frame, the inner and the clamp plate fixed connection of bolt.

2. The clamping device for defect repair of the cotter pin of the high-speed rail contact network according to claim 1, is characterized in that: the fixed handle is fixedly connected with the outer end of the outer pipe of the telescopic sleeve; the fixed splint is fixedly connected with the outer end of the inner tube of the telescopic tube.

3. The clamping device for defect repair of the cotter pin of the high-speed rail contact network according to claim 2, is characterized in that: the torsion spring is arranged at the outer side of the hinge shaft of the fixed clamping plate and the movable clamping plate; two ends of the torsion spring are respectively connected with the fixed clamping plate and the movable clamping plate.

4. The clamping device for defect repair of the cotter pin of the high-speed rail contact network according to claim 3, is characterized in that: the rope clamping device compresses the traction rope to tighten the traction rope between the movable handle and the movable clamping plate; when the movable handle rotates, the movable clamp plate is driven to rotate by the traction rope.

5. The clamping device for defect repair of the cotter pin of the high-speed rail contact network according to claim 4, wherein: the rectangular frame is provided with an internal thread hole matched with the bolt, and the head of the bolt is provided with a cross-shaped groove.

6. The clamping device for defect repair of the cotter pin of the high-speed rail contact network according to claim 5, wherein: and an anti-skid bulge is arranged on one side of the pressure plate, which faces the traction rope.