Railway fastener detection device

Abstract

The utility model discloses a railway fastener detection device which comprises a base, a support is installed on the top of the base, a traction mechanism is arranged on the support, the railway fastener detection device further comprises a limiting mechanism, the limiting mechanism comprises a vertical plate and limiting plates, the limiting plates are installed on the top of the base, the number of the limiting plates is two, and the limiting plates are arranged on the vertical plate. The distance between the two limiting plates is equal to the width of the bottom end of the steel rail; the vertical plate is installed at the top of the base and located on one side of the limiting plate, a threaded rod is rotationally arranged on the vertical plate, and an abutting plate capable of abutting against the side surface of the steel rail is arranged at one end of the threaded rod; a threaded hole is formed in the vertical plate, the threaded rod penetrates through the threaded hole, and the abutting plate is of a cylindrical structure. A handle is arranged at the other end of the threaded rod; the utility model has the beneficial effects that through the designed limiting mechanism, the limitation of the steel rail during placement is increased, multiple times of calibration during the placement of the steel rail are reduced, the placement efficiency of the steel rail is improved, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of railway fastener detection, and in particular relates to a railway fastener detection device. Background Art

[0002] Rails are often fixed with spring clips. The spring clip pressure of railway fasteners is of great significance for evaluating the degree of fixation of the spring clips on the rails.

[0003] The railway fastener spring bar pressure testing device with publication number CN216816325U discloses a base, a bracket is provided on the base, a traction frame is provided on the outer side of the top end of the bracket, a displacement sensor is fixed to the side of the base, a jack is provided on the top of the bracket, and a force sensor is provided on the top of the jack.

[0004] The rail fastener spring clip is installed on the base, and the traction frame is clamped on the rail. When the rail is placed, multiple calibrations are required to ensure the accurate placement of the rail. Utility Model Content

[0005] The purpose of the utility model is to provide a railway fastener detection device, which improves the accuracy of rail placement and the efficiency of detection through a designed limiting mechanism.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a railway fastener detection device, comprising a base, a bracket installed on the top of the base, and a traction mechanism provided on the bracket, and a limiting mechanism, the limiting mechanism comprising a vertical plate and a limiting plate, the limiting plate being installed on the top of the base, and two limiting plates being provided, the spacing between the two limiting plates being the same as the width of the bottom end of the rail; the vertical plate being installed on the top of the base, and the vertical plate being located on one side of the limiting plate, a threaded rod being rotatably provided on the vertical plate, and abutment plate being provided at one end of the threaded rod that can abut against the side surface of the rail.

[0007] Preferably, a threaded hole is opened inside the vertical plate, the threaded rod passes through the threaded hole, and the abutment plate is a cylindrical structure.

[0008] Preferably, a handle is provided at the other end of the threaded rod, and anti-slip stripes are provided on the outer periphery of the handle.

[0009] Preferably, the traction mechanism includes a jack, which is installed at the top middle position of the bracket, and a force sensor is provided on the top of the jack, and the output end of the jack is connected to the traction frame.

[0010] Preferably, a slide groove is provided on the inner side surface of the traction frame, and a fastening block is provided on the outer side surface of the bracket, and the fastening block extends into the slide groove.

[0011] Preferably, a ball bearing is provided at one end of the fastening block, and the fastening block and the bracket are connected by screws.

[0012] Preferably, a limiting opening is provided at the bottom of the traction frame, and the size of the limiting opening is adapted to the top end of the rail.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] Through the designed limiting mechanism, the limitation of rail placement is increased, the multiple calibrations during rail placement are reduced, the efficiency of rail placement is improved, and the efficiency of detection is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the connection structure between the bracket and the traction frame of the present utility model;

[0017] Figure 3 For the utility model Figure 2 Schematic diagram of the enlarged structure of the F region;

[0018] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged structure of the Q region;

[0019] In the figure: 1. base; 2. bracket; 21. fastening block; 210. ball; 3. traction frame; 31. slide; 4. jack; 41. force sensor; 5. vertical plate; 6. limiting plate; 7. handle; 8. threaded rod; 81. abutment plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example 1

[0022] See also Figure 1 、 Figure 2 and Figure 4, which is the first embodiment of the present utility model, provides a railway fastener detection device, including a base 1, the base 1 plays a role of stable support, the top of the base 1 is installed with a bracket 2 and a displacement sensor, the displacement sensor (not shown in the figure), and the bracket 2 is provided with a traction mechanism, and also includes a limiting mechanism, the limiting mechanism includes a vertical plate 5 and a limiting plate 6, the limiting plate 6 is installed on the top of the base 1, and there are two limiting plates 6, the spacing between the two limiting plates 6 is the same as the width of the bottom end of the rail, and the placed rails are preliminarily limited by the two limiting plates 6; the vertical plate 5 is welded to the top of the base 1 to increase the firmness of the installation of the vertical plate 5, and the vertical plate 5 is located on the limiting plate 6 On one side, a threaded rod 8 is rotatably provided on the vertical plate 5, and one end of the threaded rod 8 is provided with a butt plate 81 that can abut against the side surface of the rail. A threaded hole is provided inside the vertical plate 5, and the threaded rod 8 passes through the threaded hole. The butt plate 81 is a cylindrical structure. According to the rails to be placed, the position of the butt plate 81 is adjusted. The adjustment method is as follows: rotate the threaded rod 8. When the threaded rod 8 rotates, it can approach or move away from the rail. When the threaded rod 8 approaches or moves away from the rail, it drives the butt plate 81 to move synchronously until the distance between the two butt plates 81 is consistent with the middle thickness of the rail, thereby further increasing the limit when the rail is placed, reducing multiple calibrations when the rail is placed, and improving the efficiency of rail placement.

[0023] In this embodiment, preferably, a handle 7 is provided at the other end of the threaded rod 8, which increases the convenience of rotating the threaded rod 8, and the outer periphery of the handle 7 is provided with anti-slip stripes, which increases the anti-slip effect when the handle 7 is rotated.

[0024] In this embodiment, preferably, the traction mechanism includes a jack 4, which is installed in the middle position of the top of the bracket 2, limiting the position of the jack 4, and a force sensor 41 is provided on the top of the jack 4. The output end of the jack 4 is connected to the traction frame 3, and the traction frame 3 is clamped on the rail, and a gradually increasing tensile load is applied through the jack 4. The force is read through the force sensor 41 to obtain the fastener spring buckle pressure.

[0025] In this embodiment, preferably, a limiting opening is opened at the bottom of the traction frame 3, and the size of the limiting opening is adapted to the top of the rail, thereby increasing the limitation of the placement of the rail.

[0026] Example 2

[0027] See also Figure 1-Figure 4 , which is the second embodiment of the present utility model, is based on the previous embodiment, except that:

[0028] A slide groove 31 is provided on the inner side surface of the traction frame 3, which realizes the opening of the slide groove 31. A fastening block 21 is provided on the outer side surface of the bracket 2, which realizes the addition of the fastening block 21, and the fastening block 21 extends into the slide groove 31. A ball 210 is provided at one end of the fastening block 21. When the traction frame 3 slides, the cooperation of the fastening block 21, the ball 210 and the slide groove 31 is used to reduce resistance. The fastening block 21 and the bracket 2 are connected by screws to increase the firmness of the fixation of the fastening block 21 and the bracket 2.

[0029] The working principle and usage process of the present invention are as follows: when in use, the rail fastener spring strip is installed on the base 1, the rail is placed between the two limiting plates 6 and the abutment plate 81, the test point of the displacement sensor is set on the rail, the traction frame 3 is clamped on the rail, a gradually increasing tensile load is applied by the jack 4, and the force is read by the force sensor 41 to obtain the fastener spring strip pressure.

[0030] Although the embodiments of the present invention have been shown and described, please refer to the detailed description above. It will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A railway fastener detection device, comprising a base (1), a bracket (2) mounted on the top of the base (1), and a traction mechanism provided on the bracket (2), characterized in that: The invention also includes a limiting mechanism, wherein the limiting mechanism includes a vertical plate (5) and a limiting plate (6), wherein the limiting plate (6) is installed on the top of the base (1), and two limiting plates (6) are provided, and the spacing between the two limiting plates (6) is the same as the width of the bottom end of the rail; the vertical plate (5) is installed on the top of the base (1), and the vertical plate (5) is located on one side of the limiting plate (6), and a threaded rod (8) is rotatably provided on the vertical plate (5), and one end of the threaded rod (8) is provided with a supporting plate (81) that can abut against the side surface of the rail.

2. A railway fastener detection device according to claim 1, characterized in that: A threaded hole is provided inside the vertical plate (5), the threaded rod (8) passes through the threaded hole, and the abutment plate (81) is a cylindrical structure.

3. The railway fastener detection device according to claim 2, characterized in that: The other end of the threaded rod (8) is provided with a handle (7), and the outer periphery of the handle (7) is provided with anti-slip strip patterns.

4. The railway fastener detection device according to claim 1, characterized in that: The traction mechanism comprises a jack (4), which is installed at the top middle position of the bracket (2), and a force sensor (41) is provided on the top of the jack (4), and the output end of the jack (4) is connected to the traction frame (3).

5. The railway fastener detection device according to claim 1, characterized in that: A sliding groove (31) is provided on the inner side surface of the traction frame (3), and a fastening block (21) is provided on the outer side surface of the bracket (2), and the fastening block (21) extends into the sliding groove (31).

6. The railway fastener detection device according to claim 5, characterized in that: A ball (210) is provided at one end of the fastening block (21), and the fastening block (21) and the bracket (2) are connected by screws.

7. The railway fastener detection device according to claim 1, characterized in that: A limiting opening is provided at the bottom of the traction frame (3), and the size of the limiting opening is adapted to the top end of the rail.

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