CN221192772U

CN221192772U - Track fastener with shock-absorbing function

Info

Publication number: CN221192772U
Application number: CN202322909263.1U
Authority: CN
Inventors: 丁连伟; 周石磊; 周文
Original assignee: Hebei Lutong Railway Equipment Co ltd
Current assignee: Hebei Lutong Railway Equipment Co ltd
Priority date: 2023-10-30
Filing date: 2023-10-30
Publication date: 2024-06-21
Anticipated expiration: 2033-10-30

Abstract

The utility model relates to the technical field of rail fasteners and discloses a rail fastener with a damping function, which comprises two first fixing blocks and a rail, wherein first bolts are sleeved in the two first fixing blocks in a threaded manner, grooves are formed in opposite sides of the two first fixing blocks, damping mechanisms are fixedly arranged on opposite sides of the two first fixing blocks near the front and back sides of the ends, second bolts are fixedly arranged at the upper ends of the two first fixing blocks, and fixing mechanisms are rotatably arranged at the front ends of the two second bolts. In the utility model, when the elastic buckling block is vibrated upwards, the first connecting rod of the fixing mechanism is lifted, then the second rotating shaft moves the second connecting rod downwards after the first connecting rod is lifted, then the upper end of the second connecting rod is connected with the rod in the groove formed in the middle of the elastic piece, and the elastic piece is pulled downwards, so that the elastic piece can be fixed to the elastic buckling block more firmly.

Description

Track fastener with shock-absorbing function

Technical Field

The utility model relates to the technical field of rail fasteners, in particular to a rail fastener with a damping function.

Background

A track fastener is a connecting piece for fixing a track. The rail fastener is usually made of metal materials and has the characteristics of firmness and durability, and is usually used for rail connection of railway, subway, trolley and other transportation systems so as to ensure the stability and safety of the rails, and the rail fastener can connect the rails together through bolts or other fixing modes so as to prevent the rails from moving or loosening.

The existing track fastener is generally composed of an elastic fastener, an elastic sheet and a bolt, in the normal use process, the vibration generated by a rail is often lasting, when the vibration is lasting, the bolt slowly slides out from the inside, and the traditional track fastener cannot weaken the vibration, so that the service life of the product is reduced, and therefore, a person skilled in the art provides a track fastener with a damping function to solve the problem in the background art.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides the track fastener with the damping function, which ensures that the elastic fastening block is more firmly fixed on a rail through the cooperation of the elastic sheet and the fixing mechanism, and the damping mechanism is used for damping the vibration of the rail.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The rail fastener with the damping function comprises two first fixing blocks and a rail, wherein first bolts are sleeved in the two first fixing blocks in a threaded manner, grooves are formed in the opposite sides of the two first fixing blocks, and damping mechanisms are fixedly arranged in front of and behind the leaning ends of the opposite sides of the two first fixing blocks;

The upper ends of the two first fixing blocks are fixedly provided with second bolts, the front ends of the two second bolts are respectively provided with a fixing mechanism in a rotating mode, the upper ends of the two sides of the rail are respectively provided with an elastic buckling block in a clamping mode, elastic sheets are respectively arranged between the two grooves and the elastic buckling blocks, and the four damping mechanisms comprise a first frame and a fixing rod;

Through above-mentioned technical scheme, support first bolt and damper through first fixed block, make the shell fragment can carry out better fixed to the elasticity knot piece through fixed establishment, fix the rail through the elasticity knot piece, fixedly on the shell fragment be provided with a pole, be connected with fixed establishment simultaneously.

Further, springs are fixedly arranged on the opposite sides of the four fixed rod bodies, sliding sleeves are sleeved on the four fixed rod bodies in a sliding mode, and contact discs are fixedly arranged on the two opposite sides of the four sliding sleeves;

Through above-mentioned technical scheme, slide the setting through the sliding sleeve on the dead lever and play the extrusion to the spring, then buffer the effect of vibration by the spring, reduce the harm that the vibration caused, the contact disc is connected with elasticity knot piece.

Further, sliding rails are fixedly arranged at the upper end and the lower end inside the four first frames, sliding blocks are slidably arranged on two opposite sides of the eight sliding rails, and limiting blocks are fixedly arranged on two opposite sides of the eight sliding rails;

Through the technical scheme, the sliding rail can enable the sliding block to move transversely, and then the distance of the sliding block moving transversely is limited through the limiting block.

Further, second fixing blocks are fixedly arranged on one sides of the upper ends and the lower ends of the four first frames, first rotating shafts are rotatably arranged between the front ends and the back ends of the upper ends and the lower ends of the four first frames, telescopic rods are hinged to two opposite sides of eight sliding blocks, and one ends of the eight telescopic rods are connected to one ends of the sliding blocks and connected to the sliding sleeves;

through above-mentioned technical scheme, after receiving the power of elasticity knot piece through the contact disc, the contact disc makes the sliding sleeve lateral shifting on the dead lever, then the sliding sleeve is rotatory by first pivot with the telescopic link, has the slider lateral shifting on the slide rail, then by the spring roll that sets up between slider and the second fixed block, promotes the slider, unloads the power that the vibration brought simultaneously, reduces the influence to first fixed block, makes the fixed time of first bolt longer, and the life-span is longer.

Further, the two fixing mechanisms comprise second rotating shafts, the shaft bodies of the two second rotating shafts are rotatably provided with first connecting rods, and the opposite sides of the upper ends of the two first connecting rods are hinged with second connecting rods;

Through above-mentioned technical scheme, elasticity knot piece is the vibration upwards, and the head rod pulls the second connecting rod downwards, then the second connecting rod pulls the pole of shell fragment, makes the shell fragment fix more firmly elasticity knot piece.

Further, one end of each elastic piece is arranged in the groove, and the other end of each elastic piece is arranged at the upper end of the elastic buckling block;

Through the technical scheme, the elastic buckling blocks are pressed downwards, and then the elastic buckling blocks are fixed on the rail more firmly.

Further, one end of the four damping mechanisms is connected to the first fixed block, and one end of the four damping mechanisms is connected to the elastic buckling block;

Through above-mentioned technical scheme, after the rail produced vibration, the force that will vibrate was passed into damper through the elasticity knot piece and is alleviated the vibration by damper.

The utility model has the following beneficial effects:

1. According to the track fastener with the damping function, after the rail is stressed to vibrate, the elastic fastening block correspondingly vibrates upwards or to one side, the first connecting rod of the fixing mechanism is lifted up when the elastic fastening block is upwards, the second connecting rod is downwards moved by the second rotating shaft after the first connecting rod is lifted up, the upper end of the second connecting rod is connected with the rod in the groove formed in the middle of the elastic piece, the elastic piece is downwards pulled, and then the elastic piece is firmly fixed to the elastic fastening block.

2. When the elastic buckling blocks move to two sides due to vibration generated by the stress of the rail, the vibration absorbing mechanism can greatly dissipate the vibration force through the springs by contacting the disc, so that the vibration received by the first bolts in the first fixing blocks at two sides is reduced, the first bolts are prevented from falling off from the first fixing blocks, and the service life is prolonged.

Drawings

FIG. 1 is a schematic view of the present utility model on an axial side thereof adjacent to a first fixed block;

FIG. 2 is a schematic side view of the present utility model near the rail front end;

FIG. 3 is a schematic front cross-sectional view of the present utility model;

Fig. 4 is an enlarged schematic view at a of the present utility model.

Legend description:

1. A first fixed block; 2. a first bolt; 3. a groove; 4. a rail; 5. an elastic buckling block; 6. a second bolt; 7. a spring plate; 8. a damping mechanism; 9. a fixing mechanism; 801. a frame; 802. a slide rail; 803. a slide block; 804. a second fixed block; 805. a limiting block; 806. a telescopic rod; 807. a first rotating shaft; 808. a sliding sleeve; 809. a fixed rod; 810. a spring; 811. a contact plate; 901. a second rotating shaft; 902. a first connecting rod; 903. and a second connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a track fastener with shock-absorbing function, includes two first fixed blocks 1 and rail 4, and the equal thread bush in two first fixed blocks 1 is equipped with first bolt 2, fixes first fixed block 1, and recess 3 has all been seted up to two opposite sides of first fixed block 1 for shell fragment 7 can be put in, and two opposite sides of first fixed block 1 are all fixed and are provided with damper 8 by the end front and back, reduce the power of vibration;

The two first fixed blocks 1 are fixedly provided with second bolts 6 at the upper ends, the elastic sheet 7 is fixed, the front ends of the two second bolts 6 are rotationally provided with fixing mechanisms 9, the elastic sheet 7 and the elastic buckling blocks 5 are connected, the elastic buckling blocks 5 are clamped at the upper ends of two sides of the rail 4, the rail 4 is fixed, elastic sheets 7 are arranged between the two grooves 3 and the elastic buckling blocks 5, the elastic buckling blocks 5 are fixed, the four damping mechanisms 8 comprise a first frame 801 and fixing rods 809, the first bolts 2 and the damping mechanisms 8 are supported through the first fixed blocks 1, the elastic sheet 7 can better fix the elastic buckling blocks 5 through the fixing mechanisms 9, the rail 4 is fixed through the elastic buckling blocks 5, a rod is fixedly arranged on the elastic sheet 7, and meanwhile, the elastic sheet 7 is connected with the fixing mechanisms 9.

The spring 810 is fixedly arranged on the opposite sides of the four fixing rods 809, the sliding sleeves 808 are sleeved on the four fixing rods 809 in a sliding manner, the contact plates 811 are fixedly arranged on the two opposite sides of the four sliding sleeves 808, the springs 810 are extruded through the sliding sleeves 808 in a sliding manner on the fixing rods 809, then the springs 810 are used for buffering the vibration effect, the damage caused by the vibration is reduced, the contact plates 811 are connected with the elastic buckling blocks 5, the upper and lower ends inside the four first frames 801 are fixedly provided with the sliding rails 802, the two opposite sides of the eight sliding rails 802 are fixedly provided with the sliding blocks 803 in a sliding manner, the two opposite sides of the eight sliding rails 802 are fixedly provided with the limiting blocks 805, the sliding rails 802 can enable the sliding blocks 803 to transversely move, then the distance of the sliding blocks 803 is limited by the limiting blocks 805, the second fixing blocks 804 are fixedly arranged on the upper and lower ends inside the four first frames 801, a first rotating shaft 807 is rotatably arranged between the upper end and the lower end of the inside of the four first frames 801, two opposite sides of each of the eight sliding blocks 803 are hinged with a telescopic rod 806, one end of each of the eight telescopic rods 806 is connected to one end of each of the sliding blocks 803 and is connected to a sliding sleeve 808, after the contact disc 811 receives the force of the elastic buckling block 5, the sliding sleeve 808 transversely moves on the fixed rods 809 through the contact disc 811, then the sliding sleeve 808 rotates by the first rotating shaft 807 with the telescopic rods 806, transversely moves on the sliding rails 802 with the sliding blocks 803, then a spring coil is arranged between the sliding blocks 803 and the second fixed blocks 804 to push the sliding blocks 803, meanwhile, the force caused by vibration is removed, the influence on the first fixed blocks 1 is reduced, the fixing time of the first bolts 2 is longer, the service life is longer, the two fixing mechanisms 9 comprise second rotating shafts 901, the shaft bodies of the two second rotating shafts 901 are rotatably provided with first connecting rods 902, the opposite side of two head rods 902 upper end all articulates and is provided with second connecting rod 903, the upward vibration of elasticity knot piece 5, first connecting rod 902 pulls down second connecting rod 903 through second pivot 901, then second connecting rod 903 pulls the pole of shell fragment 7, make shell fragment 7 more firm to elasticity knot piece 5 is fixed, two shell fragment 7 one end sets up inside recess 3, one end sets up at elasticity knot piece 5 upper end, press down elasticity knot piece 5 then make it more firm to the fixed of rail 4, four damper 8 one end is connected to first fixed block 1 one end and is connected to elasticity knot piece 5, the force transmission damper 8 that will vibrate through elasticity knot piece 5 after the rail 4 produces the vibration is alleviated by damper 8.

Working principle: when the elastic buckling block 5 is vibrated upwards, the first connecting rod 902 of the fixing mechanism 9 is lifted, after the first connecting rod 902 is lifted, the second rotating shaft 901 moves the second connecting rod 903 downwards, then the upper end of the second connecting rod 903 is connected with the rod inside the groove formed in the middle of the elastic sheet 7, the elastic sheet 7 is pulled downwards, and when the rail 4 is stressed to vibrate so that the elastic buckling block 5 moves towards two sides, the vibration absorbing mechanism 8 can greatly dissipate the vibration force through the contact disc 811 through the spring 810, so that the vibration applied to the first bolts 2 in the first fixing block 1 at two sides is reduced.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Track fastener with shock-absorbing function, including two first fixed blocks (1) and rail (4), its characterized in that: the two first fixing blocks (1) are internally sleeved with first bolts (2) in a threaded manner, grooves (3) are formed in one side, opposite to the first fixing blocks (1), of each first fixing block, and damping mechanisms (8) are fixedly arranged in front of and behind the end, close to the end, of the opposite side of each first fixing block (1);

Two the equal fixed second bolt (6) that is provided with of first fixed block (1) upper end, two all rotate in second bolt (6) front end and be provided with fixed establishment (9), equal joint in rail (4) both sides upper end is provided with elasticity knot piece (5), two all be provided with shell fragment (7) between recess (3) and elasticity knot piece (5), four damper (8) all include first frame (801) and dead lever (809).

2. The track fastener with shock absorbing function according to claim 1, wherein: the four opposite sides of the fixing rods (809) are fixedly provided with springs (810), the four fixing rods (809) are sleeved with sliding sleeves (808) in a sliding mode, and the four sliding sleeves (808) are fixedly provided with contact plates (811) on one side of each two opposite sides.

3. The track fastener with shock absorbing function according to claim 1, wherein: four the inside upper and lower extreme of first frame (801) is all fixed and is provided with slide rail (802), eight slide rail (802) are two-to-two opposite side all slide and are provided with slider (803), eight slide rail (802) are two-to-two opposite side all fixed and are provided with stopper (805).

4. A track fastener with shock absorbing function as claimed in claim 3, wherein: four first frame (801) are inside upper and lower end one side all fixedly be provided with second fixed block (804), four first frame (801) are inside upper and lower end all rotate between the front and back and are provided with first pivot (807), eight slider (803) are all articulated to be provided with telescopic link (806) on one side of two-to-two, eight telescopic link (806) one end is connected to slider (803) one end and is connected to sliding sleeve (808).

5. The track fastener with shock absorbing function according to claim 1, wherein: the two fixing mechanisms (9) comprise second rotating shafts (901), first connecting rods (902) are rotatably arranged on shaft bodies of the second rotating shafts (901), and second connecting rods (903) are hinged to opposite sides of the upper ends of the first connecting rods (902).

6. The track fastener with shock absorbing function according to claim 1, wherein: one end of each elastic piece (7) is arranged inside the corresponding groove (3), and the other end is arranged at the upper end of the corresponding elastic buckling block (5).

7. The track fastener with shock absorbing function according to claim 1, wherein: one end of each of the four damping mechanisms (8) is connected to the first fixed block (1), and one end of each of the four damping mechanisms is connected to the elastic buckling block (5).