CN219240150U - Reinforced connection structure for ballastless track - Google Patents

Abstract

The utility model discloses a reinforcing connection structure for ballastless tracks, which comprises a connection track, wherein a first track is fixedly connected to the front surface of the connection track, a second track is fixedly connected to the back surface of the connection track, an L-shaped fixing plate is fixedly connected to the surface of the top of the connection track, a first supporting plate is fixedly connected to the surface of the inner side of the L-shaped fixing plate, a second supporting plate is fixedly connected to the bottom of the inner side surface of the L-shaped fixing plate, and a first spring is fixedly connected to the bottom of the second supporting plate. According to the utility model, the second support plate, the first spring, the connecting box, the first support plate, the stabilizing device, the second spring, the damper, the moving block, the first connecting rod and the connecting block are matched for use, so that the ballastless track connecting structure has the advantage of convenience in damping, after the connecting part of the ballastless track is fixed, the connecting structure can absorb shock, the connecting part of the track is difficult to deform, and the ballastless track connecting structure is convenient to use.

Description

Reinforced connection structure for ballastless track

Technical Field

The utility model relates to the technical field of ballastless tracks, in particular to a reinforced connection structure for a ballastless track.

Background

The ballastless track is a track structure which adopts concrete, asphalt mixture and other integral foundations to replace a granular broken stone track bed, is also called a ballastless track, is an advanced track technology in the current world, and compared with the ballastless track, the ballastless track has the advantages of avoiding splashing of the railway ballasts, along with good smoothness, good stability, long service life, good durability, less maintenance work and reinforcing connection structure during construction of the ballastless track.

The utility model patent of the patent application publication number CN214362570U discloses a ballastless track connecting structure, which comprises a ballastless track plate and elastic fillers, wherein a connecting seam penetrating the ballastless track plate is arranged on the ballastless track plate, and the direction of the connecting seam penetrating the ballastless track plate and the extending direction of the ballastless track plate form a preset angle; the connecting seam is filled with elastic filler. According to the ballastless track connecting structure, the elastic filler is fully filled in the connecting joint, so that the elastic filler is fully contacted with the ballastless track plate, shearing force is uniformly transmitted, the ballastless track plate is prevented from being damaged due to overlarge local stress, the elastic filler has elasticity, the ballastless track plate can be deformed according to deformation of the ballastless track plate caused by temperature influence, and cracks are prevented from being generated between the ballastless track plate and the elastic filler.

However, the device still has some defects in actual use, and obviously, after the connection part of the ballastless track is fixed, the connection structure is difficult to absorb shock, so that the service time of the track is reduced, the connection part of the track can deform, the running of a train brings great potential safety hazard, the ballastless track is not facilitated, and the ballastless track connection structure is inconvenient to use.

Therefore, it is necessary to invent a reinforcing connection structure for ballastless tracks to solve the above problems.

Disclosure of Invention

The utility model aims to provide a reinforced connecting structure for a ballastless track, which has the advantage of convenient shock absorption and solves the problem that the service time of the track is reduced because the connecting structure is difficult to absorb shock after the connecting part of the ballastless track is fixed.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a consolidate connection structure for ballastless track, includes the connection track, the first track of connection track's positive surface fixedly connected with, connection track's back surface fixedly connected with second track, the fixed surface at connection track top is connected with L type fixed plate, the inboard fixed surface of L type fixed plate is connected with first backup pad, the bottom fixedly connected with second backup pad of the inboard surface of L type fixed plate, the first spring of bottom fixedly connected with of second backup pad, the top fixedly connected with spread box of first spring, the first spread groove has all been seted up to the left and right sides on the surface at spread box top, the inner chamber of first spread groove and the surface sliding connection of L type fixed plate, the bottom fixedly connected with connecting block of first backup pad, the bottom fixedly connected with stabilising arrangement of connecting block.

Preferably, the second connecting groove has all been seted up to the left and right sides on connecting box top surface, the inner chamber sliding connection of second connecting groove has the stopper, the fixed surface at stopper top is connected with the movable block, the positive surface of movable block runs through and has seted up the commentaries on classics hole, the equal fixedly connected with head rod of surface of connecting block left and right sides.

Preferably, the inner cavity of the rotating hole is movably connected with a rotating rod through a bearing, one side, away from the moving block, of the rotating rod is fixedly connected with a first connecting rod, the surface of the outer side of the moving block is fixedly connected with a shock absorber, and the bottom of the shock absorber is fixedly connected with the surface of the top of the connecting box.

Preferably, the stabilizing device comprises a working box, the bottom of the working box is fixedly connected with the surface of the top of the connecting box, a second spring is fixedly connected with the surface of the top of the working box, and the top of the second spring is fixedly connected with the bottom of the connecting block.

Preferably, a first chute is formed in the left side of the top surface of the working box, a second chute is formed in the bottom of the inner cavity of the first chute, a third chute is formed in the right side of the inner cavity of the second chute, and the inner cavity of the first chute is slidably connected with a second connecting rod.

Preferably, the bottom fixedly connected with sealing plug of second connecting rod, the surface and the second spout sliding connection of sealing plug, the inner chamber sliding connection of working box has the slider, the bottom fixedly connected with sealing washer on slider surface, the top fixedly connected with third spring of slider, the top of third spring and the top fixedly connected with of working box inner chamber.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the second support plate, the first spring, the connecting box, the first support plate, the stabilizing device, the second spring, the damper, the moving block, the first connecting rod and the connecting block are matched for use, so that the ballastless track connecting structure has the advantage of convenience in damping, after the connecting part of the ballastless track is fixed, the connecting structure can absorb shock, the connecting part of the track is difficult to deform, and the ballastless track connecting structure is convenient to use.

2. According to the utility model, the second connecting rod can be reset after descending through the second spring, so that the damping of the track is facilitated.

Drawings

FIG. 1 is an isometric view of the structure of the present utility model;

FIG. 2 is a split view of an L-shaped fixing plate structure of the present utility model;

FIG. 3 is a front view of a partial structure of the junction box of the present utility model;

FIG. 4 is a front view of a moving block structure according to the present utility model;

fig. 5 is a sectional view showing the structure of the stabilizer of the present utility model taken apart.

In the figure: the device comprises a second rail, a 2L-shaped fixing plate, a first rail, a connecting rail 4, a second supporting plate 5, a first spring 6, a connecting box 7, a first supporting plate 8, a stabilizing device 9, a working box 901, a sealing ring 902, a third sliding groove 903, a second sliding groove 904, a first sliding groove 905, a second connecting rod 906, a sealing plug 907, a third spring 908, a sliding block 909, a first connecting groove 10, a second spring 11, a damper 12, a second connecting groove 13, a moving block 14, a first connecting rod 15, a rotating rod 16, a rotating hole 17, a limiting block 18 and a connecting block 19.

Detailed Description

Referring to fig. 1-5, a reinforced connection structure for ballastless tracks comprises a connection track 4, wherein a first track 3 is fixedly connected to the front surface of the connection track 4, a second track 1 is fixedly connected to the back surface of the connection track 4, an L-shaped fixing plate 2 is fixedly connected to the surface of the top of the connection track 4, a first supporting plate 8 is fixedly connected to the surface of the inner side of the L-shaped fixing plate 2, a second supporting plate 5 is fixedly connected to the bottom of the inner side surface of the L-shaped fixing plate 2, a first spring 6 is fixedly connected to the bottom of the second supporting plate 5, a connection box 7 is fixedly connected to the top of the first spring 6, first connection grooves 10 are formed in the left side and the right side of the surface of the top of the connection box 7, an inner cavity of the first connection grooves 10 is slidably connected with the surface of the L-shaped fixing plate 2, a connection block 19 is fixedly connected to the bottom of the first supporting plate 8, and a stabilizing device 9 is fixedly connected to the bottom of the connection block 19.

The second spread groove 13 has all been seted up to the left and right sides of spread box 7 top surface, and the inner chamber sliding connection of second spread groove 13 has stopper 18, and the fixed surface at stopper 18 top is connected with movable block 14, and the positive surface of movable block 14 runs through and has seted up the commentaries on classics hole 17, and the surface of the equal fixedly connected with head rod 15 of the left and right sides of connecting block 19 for movable block 14 horizontal migration, the use of bumper shock absorber 12 of being convenient for through stopper 18.

The inner chamber of change hole 17 is through bearing swing joint has bull stick 16, and one side that bull stick 16 kept away from movable block 14 and head rod 15 fixed connection, and the surface fixed connection in movable block 14 outside has bumper shock absorber 12, and the bottom of bumper shock absorber 12 and the surface fixed connection at joint box 7 top for movable block 14 can remove through head rod 15, the use of bumper shock absorber 12 of being convenient for.

The stabilising arrangement 9 includes the work box 901, the bottom of work box 901 and the fixed surface at connection box 7 top are connected, the fixed surface at work box 901 top is connected with second spring 11, the top of second spring 11 and the bottom fixed connection of connecting block 19 for can reset after the second connecting rod 906 descends through second spring 11, be convenient for to orbital shock attenuation.

The first spout 905 has been seted up in the left side of work box 901 top surface, and second spout 904 has been seted up to the bottom of first spout 905 inner chamber, and third spout 903 has been seted up on the right side of second spout 904 inner chamber, and the inner chamber sliding connection of first spout 905 has second connecting rod 906, through first spout 905 for sealing plug 907 can only slide in second spout 904, the use of stabilising arrangement 9 of being convenient for.

The bottom fixedly connected with sealing plug 907 of second connecting rod 906, sealing plug 907's surface and second spout 904 sliding connection, the inner chamber sliding connection of working box 901 has slider 909, the bottom fixedly connected with sealing washer 902 on slider 909 surface, the top fixedly connected with third spring 908 of slider 909, the top of third spring 908 and the top fixed connection of working box 901 inner chamber for can reset after slider 909 upwards slides through third spring 908, the use of stabilising arrangement 9 of being convenient for.

When the device is used, vibration is generated on the rails, the second rail 1, the first rail 3 and the connecting rail 4 are pressed down, the L-shaped fixed plate 2 is lowered, at the moment, the first supporting plate 8 is lowered, the first connecting rod 15 pushes the moving block 14 to move, the moving block 14 pushes the shock absorber 12, the shock absorber 12 absorbs the generated vibration, at the moment, the connecting block 19 is pressed down, the second connecting rod 906 pushes the sealing plug 907 to press down, oil in the second sliding groove 904 enters the inner cavity of the working box 901 through the third sliding groove 903, the sliding block 909 and the sealing ring 902 are lifted up, the sealing plug 907 pushes the sliding block 909, the oil enters the second sliding groove 904 through the third sliding groove 903, the rebound force generated by the second spring 11 pushes the connecting block 19 upwards, the oil enables the sealing plug 907 to move upwards, the first sliding groove 905 limits the sealing plug 907, and therefore the shock absorber is circularly reciprocated, and the generated vibration is absorbed, and therefore the service life of the rail is prolonged.

To sum up: this a consolidate connection structure for ballastless track through setting up second backup pad 5, first spring 6, spread box 7, first backup pad 8, stabilising arrangement 9, second spring 11, bumper shock absorber 12, movable block 14, head rod 15 and connecting block 19 cooperation use, has solved and has fixed the back to ballastless track's junction, and connection structure is difficult to the shock attenuation, leads to the problem that track live time reduces.

Claims (6)

1. A consolidate connection structure for ballastless track, includes connection track (4), its characterized in that: the utility model discloses a connecting rail, including connecting track (4), positive surface fixedly connected with first track (3), the back surface fixedly connected with second track (1) of connecting track (4), the fixed surface at connecting track (4) top is connected with L type fixed plate (2), the inboard fixed surface of L type fixed plate (2) is connected with first backup pad (8), the bottom fixedly connected with second backup pad (5) of the inboard surface of L type fixed plate (2), the bottom fixedly connected with first spring (6) of second backup pad (5), the top fixedly connected with spread box (7) of first spring (6), first spread box (10) have all been seted up to the left and right sides on the surface at spread box (7) top, the inner chamber of first spread box (10) and the surface sliding connection of L type fixed plate (2), the bottom fixedly connected with connecting block (19) of first backup pad (8), the bottom fixedly connected with stabilising arrangement (9) of connecting block (19).

2. A reinforced connection structure for ballastless track as recited in claim 1, wherein: the utility model discloses a connecting box, including connecting box (7), connecting box (19), connecting box (7), connecting box (19), second spread groove (13) have all been seted up on the left and right sides of connecting box (7) top surface, the inner chamber sliding connection of second spread groove (13) has stopper (18), the fixed surface at stopper (18) top is connected with movable block (14), the positive surface of movable block (14) runs through and has seted up change hole (17), the equal fixedly connected with head rod (15) of the surface of connecting block (19) left and right sides.

3. A reinforced connection structure for ballastless tracks according to claim 2, wherein: the inner cavity of the rotating hole (17) is movably connected with a rotating rod (16) through a bearing, one side, away from the moving block (14), of the rotating rod (16) is fixedly connected with a first connecting rod (15), the surface of the outer side of the moving block (14) is fixedly connected with a shock absorber (12), and the bottom of the shock absorber (12) is fixedly connected with the surface of the top of the connecting box (7).

4. A reinforced connection structure for ballastless track as recited in claim 1, wherein: the stabilizing device (9) comprises a working box (901), the bottom of the working box (901) is fixedly connected with the surface of the top of the connecting box (7), a second spring (11) is fixedly connected with the surface of the top of the working box (901), and the top of the second spring (11) is fixedly connected with the bottom of the connecting block (19).

5. The reinforced connection structure for ballastless tracks of claim 4, wherein: the left side of work box (901) top surface has seted up first spout (905), second spout (904) have been seted up to the bottom of first spout (905) inner chamber, third spout (903) have been seted up on the right side of second spout (904) inner chamber, the inner chamber sliding connection of first spout (905) has second connecting rod (906).

6. The reinforced connection structure for ballastless tracks of claim 5, wherein: the bottom fixedly connected with sealing plug (907) of second connecting rod (906), the surface and the second spout (904) sliding connection of sealing plug (907), the inner chamber sliding connection of work box (901) has slider (909), the bottom fixedly connected with sealing washer (902) on slider (909) surface, the top fixedly connected with third spring (908) of slider (909), the top of third spring (908) and the top fixed connection of work box (901) inner chamber.

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