Steel rail sleeper

Abstract

The utility model discloses a steel rail sleeper which comprises a first sleeper and a second sleeper, an adjusting mechanism used for adjusting the distance between the first sleeper and the second sleeper is arranged in the first sleeper, the adjusting mechanism comprises a telescopic plate, a telescopic groove is formed in one side of the first sleeper, and one end of the telescopic plate is fixedly connected with the second sleeper; the driving rod is rotationally arranged in the telescopic groove; the rotating assembly is arranged at one end of the driving rod; and the covering assembly is located in the first sleeper. The arrangement mode that the telescopic plate, the driving rod, the rotating assembly and the covering assembly are matched is utilized, the driving rod can be driven by the rotating assembly to rotate, the telescopic plate is made to move in the inner cavity of the telescopic groove, and therefore the distance between the first sleeper and the second sleeper is adjusted, the occupied space is conveniently reduced, transportation is convenient, and the service life of the sleeper is prolonged. And the device is suitable for laying railways with different specifications and is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field related to sleepers, in particular to a rail sleeper. Background Art

[0002] The sleeper, also known as the sleeper, is also a kind of railway accessories. The sleeper not only supports the rails, but also maintains the position of the rails, and also transfers the huge pressure transmitted from the rails to the roadbed. It must have a certain flexibility and elasticity. When the train passes, it can deform appropriately to buffer the pressure, but it must be restored to its original state as much as possible after the train passes.

[0003] The utility patent with the prior art publication number CN217078225U discloses a rail sleeper, which includes a bottom plate, a support member and a rib plate, so that the rail sleeper has the advantages of strong bearing capacity, low processing difficulty and low processing cost;

[0004] However, the above-mentioned rail sleepers are generally manufactured using an integrated molding process, resulting in a fixed length that cannot be adjusted. As a result, rail sleepers of different sizes need to be used when laying different tracks. This is not only inconvenient to use, but also inconvenient to transport in large quantities due to its large size, which seriously reduces the practicality of the rail sleepers. Utility Model Content

[0005] The utility model aims to provide a rail sleeper to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a rail sleeper, comprising a first sleeper and a second sleeper, wherein the top ends of the first sleeper and the second sleeper are both provided with installation grooves for installing rails;

[0007] An adjusting mechanism for adjusting the distance between the first sleeper and the second sleeper is provided inside the first sleeper, and the adjusting mechanism comprises:

[0008] A telescopic plate, wherein a telescopic groove is provided on one side of the first sleeper, one end of the telescopic plate is fixedly connected to the second sleeper, and the other end of the telescopic plate is slidably connected to the inner cavity of the telescopic groove;

[0009] A driving rod, the driving rod is rotatably disposed inside the telescopic slot, and the driving rod and the telescopic plate can form a lead screw transmission to drive the telescopic plate to move in the inner cavity of the telescopic slot;

[0010] A rotating assembly, the rotating assembly being arranged at one end of the driving rod so that the driving rod can be rotated and positioned;

[0011] A covering assembly is located inside the first rail sleeper to hide the rotating assembly and prevent the rotating assembly from rotating by itself.

[0012] Preferably, the rotating assembly comprises:

[0013] A slider, one end of the driving rod is provided with a slide groove, the slider is slidably connected with the inner cavity of the slide groove, and the cross-sections of the slider and the slide groove are both square;

[0014] A rotating plate, the outer wall of the first sleeper is provided with a groove, one end of the rotating plate is fixedly connected to the slider, and the other end of the rotating plate is located inside the groove and is rotatably interlaced with the inner wall of the slide groove.

[0015] Preferably, the covering assembly comprises:

[0016] A shielding plate, wherein a shielding groove is provided at the top of the inner wall of the groove, and the shielding plate is slidably interlaced with the inner cavity of the shielding groove;

[0017] Compression springs, a plurality of the compression springs are located inside the shielding groove;

[0018] A positioning rod is fixedly connected to one side of the shielding plate, a plurality of positioning holes are equidistantly provided on the outer wall of the rotating plate, and the positioning rod is slidably inserted and connected with the inner cavity of the positioning hole.

[0019] Preferably, one ends of the plurality of compression springs are fixedly connected to the shielding plate, and the other ends of the plurality of compression springs are fixedly connected to the inner wall of the shielding groove.

[0020] Preferably, a sliding groove is provided at the top end of the inner wall of the groove, a sliding block is slidably inserted into the inner cavity of the sliding groove, and a C-shaped plate is fixedly connected to the top end of the sliding block for limiting the position of the shielding plate.

[0021] Preferably, the top and bottom ends of the telescopic plate are fixedly connected to limit blocks, the top and bottom ends of the inner wall of the telescopic slot are provided with limit slots, and the limit blocks are slidably and interlacedly connected with the inner cavity of the limit slot.

[0022] Technical effects and advantages of the utility model:

[0023] The utility model utilizes a configuration mode in which the telescopic plate, the driving rod, the rotating assembly and the covering assembly are matched with each other. The rotating assembly can drive the driving rod to rotate, and the telescopic plate can move in the inner cavity of the telescopic groove, thereby adjusting the distance between the first rail sleeper and the second rail sleeper. It is not only convenient to reduce the occupied space for transportation, but also suitable for laying railways of different specifications. The configuration of the covering assembly is not only convenient for hiding the rotating assembly to prevent it from being accidentally touched by others, but also can fix the driving rod through the rotating assembly, thereby preventing the driving rod from rotating automatically due to vibration caused by the passing of a train, and is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0025] Figure 2 It is a schematic diagram of the overall front internal structure of the utility model.

[0026] Figure 3 This is a schematic diagram of the internal structure of the rotating component of the utility model from the front.

[0027] In the figure: 1. first sleeper; 2. second sleeper; 3. adjusting mechanism; 31. telescopic plate; 32. driving rod; 33. rotating assembly; 331. sliding block; 332. rotating plate; 34. covering assembly; 341. shielding plate; 342. compression spring; 343. positioning rod; 4. sliding block; 5. C-shaped plate; 6. limiting block. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] The utility model provides Figure 1-3 A rail sleeper is shown, comprising a first sleeper 1 and a second sleeper 2, wherein the tops of the first sleeper 1 and the second sleeper 2 are both provided with mounting grooves for mounting rails;

[0030] Furthermore, an adjusting mechanism 3 for adjusting the distance between the first sleeper 1 and the second sleeper 2 is provided inside the first sleeper 1, and the adjusting mechanism 3 includes: a telescopic plate 31, a driving rod 32, a rotating assembly 33 and a covering assembly 34. A telescopic groove is provided on one side of the first sleeper 1, one end of the telescopic plate 31 is fixedly connected to the second sleeper 2, and the other end of the telescopic plate 31 is slidably and interlacedly connected with the inner cavity of the telescopic groove; the driving rod 32 is rotatably arranged inside the telescopic groove, and the driving rod 32 and the telescopic plate 31 can form a screw transmission to drive the telescopic plate 31 to move in the inner cavity of the telescopic groove. The rotation of the driving rod 32 can make the telescopic plate 31 move in the inner cavity of the telescopic groove, so that the distance between the first sleeper 1 and the second sleeper 2 can be adjusted, so that the installation grooves on the first sleeper 1 and the second sleeper 2 can be suitable for railway laying of different specifications, and the application range is wide; the rotating assembly 33 is arranged at one end of the driving rod 32 so that the driving rod 32 can be rotated and positioned; the covering assembly 34 is located inside the first sleeper 1 to hide the rotating assembly 33 and prevent the rotating assembly 33 from rotating by itself.

[0031] Furthermore, the top and bottom ends of the telescopic plate 31 are fixedly connected to the limiting block 6, and the top and bottom ends of the inner wall of the telescopic groove are provided with limiting grooves. The limiting block 6 is slidably and interlaced with the inner cavity of the limiting groove. The limiting block 6 plays a role in limiting the movement of the telescopic plate 31, so that the telescopic plate 31 can only be displaced along the limiting groove.

[0032] Furthermore, the rotating assembly 33 includes: a slider 331 and a rotating plate 332, a sliding groove is provided at one end of the driving rod 32, the slider 331 is slidably and interlacedly connected with the inner cavity of the sliding groove, and the cross-sections of the slider 331 and the sliding groove are both square; a groove is provided on the outer wall of the first sleeper 1, one end of the rotating plate 332 is fixedly connected to the slider 331, and the other end of the rotating plate 332 is located inside the groove and is rotatably and interlacedly connected with the inner wall of the sliding groove, and the driving rod 32 can be driven to rotate through the slider 331 through the rotating plate 332, and the rotating plate 332 can slide in the inner cavity of the sliding groove through the slider 331, so that the rotating plate 332 can be stored in the groove when not in use, thereby preventing external factors from causing the rotating plate 332 to rotate, affecting the adjustment effect of the distance between the first sleeper 1 and the second sleeper 2.

[0033] Furthermore, the covering assembly 34 includes: a shielding plate 341, a compression spring 342 and a positioning rod 343. A shielding groove is provided at the top of the inner wall of the groove. The shielding plate 341 is slidably and interlacedly connected with the inner cavity of the shielding groove. The shielding plate 341 can shield the entire groove, so that the rotating plate 332 can be accommodated inside the groove; multiple compression springs 342 are all located inside the shielding groove, one end of the multiple compression springs 342 is fixedly connected to the shielding plate 341, and the other end of the multiple compression springs 342 is fixedly connected to the inner wall of the shielding groove. The compression spring 342 is always in a compressed state, thereby providing a stable downward elastic effect on the shielding plate 341. The force allows the shielding plate 341 to be tightly attached to the bottom end of the inner wall of the groove, thereby shielding and hiding the rotating plate 332; the positioning rod 343 is fixedly connected to one side of the shielding plate 341, and a plurality of positioning holes are equidistantly provided on the outer wall of the rotating plate 332. The positioning rod 343 is slidably and interlaced with the inner cavity of the positioning hole. The positioning rod 343 can block the rotating plate 332 and fix the rotating plate 332 by interlacing with the positioning hole. After the driving rod 32 is driven by the rotating plate 332 to adjust the spacing, it can be hidden and fixed at the same time, thereby preventing the driving rod 32 from rotating by itself due to the vibration generated when the train passes, which is convenient for use.

[0034] Furthermore, a sliding groove is provided at the top of the inner wall of the groove, and a sliding block 4 is slidably inserted into the inner cavity of the sliding groove. A C-shaped plate 5 is fixedly connected to the top of the sliding block 4 for limiting the position of the baffle plate 341. The C-shaped plate 5 can carry the baffle plate 341, so that when the rotating plate 332 is in use, the baffle plate 341 can be fixed on the top without affecting the normal use of the rotating plate 332.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A rail sleeper comprising: A first rail sleeper (1) and a second rail sleeper (2), wherein the tops of the first rail sleeper (1) and the second rail sleeper (2) are both provided with mounting grooves for mounting rails; The invention is characterized in that an adjusting mechanism (3) for adjusting the distance between the first sleeper (1) and the second sleeper (2) is arranged inside the first sleeper (1), and the adjusting mechanism (3) comprises: A telescopic plate (31), wherein a telescopic groove is provided on one side of the first rail sleeper (1), one end of the telescopic plate (31) is fixedly connected to the second rail sleeper (2), and the other end of the telescopic plate (31) is slidably connected to the inner cavity of the telescopic groove; A driving rod (32), wherein the driving rod (32) is rotatably disposed inside the telescopic slot, and the driving rod (32) and the telescopic plate (31) can form a screw transmission to drive the telescopic plate (31) to move in the inner cavity of the telescopic slot; A rotating assembly (33), wherein the rotating assembly (33) is arranged at one end of the driving rod (32) so as to rotate and position the driving rod (32); A covering component (34) is located inside the first rail sleeper (1) to hide the rotating component (33) and prevent the rotating component (33) from rotating on its own.

2. A rail sleeper according to claim 1, characterized in that: The rotating assembly (33) comprises: A slider (331), one end of the driving rod (32) is provided with a slide groove, the slider (331) is slidably connected with the inner cavity of the slide groove, and the cross-sections of the slider (331) and the slide groove are both square; A rotating plate (332), the outer wall of the first rail sleeper (1) is provided with a groove, one end of the rotating plate (332) is fixedly connected to the slider (331), and the other end of the rotating plate (332) is located inside the groove and is rotatably interlaced with the inner wall of the slide groove.

3. A rail sleeper according to claim 2, characterized in that: The covering assembly (34) comprises: A shielding plate (341), wherein a shielding groove is provided at the top end of the inner wall of the groove, and the shielding plate (341) is slidably interlaced with the inner cavity of the shielding groove; A compression spring (342), wherein a plurality of the compression springs (342) are all located inside the shielding groove; A positioning rod (343), wherein the positioning rod (343) is fixedly connected to one side of the shielding plate (341), and a plurality of positioning holes are equidistantly provided on the outer wall of the rotating plate (332), and the positioning rod (343) is slidably interlaced with the inner cavity of the positioning hole.

4. A rail sleeper according to claim 3, characterized in that: One ends of the plurality of compression springs (342) are fixedly connected to the shielding plate (341), and the other ends of the plurality of compression springs (342) are fixedly connected to the inner wall of the shielding groove.

5. A rail sleeper according to claim 3, characterized in that: A sliding groove is provided at the top end of the inner wall of the groove, a sliding block (4) is slidably inserted into the inner cavity of the sliding groove, and a C-shaped plate (5) is fixedly connected to the top end of the sliding block (4) for limiting the position of the shielding plate (341).

6. A rail sleeper according to claim 1, characterized in that: The top and bottom ends of the telescopic plate (31) are fixedly connected to a limiting block (6), the top and bottom ends of the inner wall of the telescopic slot are provided with a limiting slot, and the limiting block (6) is slidably interlaced with the inner cavity of the limiting slot.

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