Anti-falling device for rail bar replacement construction

Abstract

The utility model belongs to the technical field of railway construction equipment, and discloses an anti-falling device for rail bar replacement construction, which comprises two force bearing bases, a force bearing rod is erected between the two force bearing bases, the force bearing rod is connected with two clamping blocks in a sliding manner along the rod, horizontal rail bottom clamping grooves are formed in the opposite surfaces of the two clamping blocks, the rail bottom clamping grooves are higher than the force bearing rod, and the rail bottom clamping grooves are connected with the force bearing rod in a sliding manner. The force bearing rod is provided with a limiting piece on the outer side of the clamping block so as to limit outward movement of the clamping block. The steel rail clamping device is simple and reasonable in structure, the force bearing base and the force bearing rod serve as a supporting mechanism and are placed below a steel rail, the two edges of the rail bottom of the steel rail are clamped through the two clamping blocks arranged in a sliding mode, the clamping blocks are prevented from moving outwards through the limiting pieces, and therefore the rail bottom is held tightly, the force bearing rod and the force bearing base are supported from the two sides, and a rail bar is prevented from toppling over.

Description

Technical Field

[0001] The utility model belongs to the technical field of railway construction equipment, and in particular relates to an anti-falling device for rail replacement construction. Background Art

[0002] When replacing long rails, the rails are prone to tipping over, causing construction delays, affecting normal train transportation plans, and easily causing personal injuries, causing harm to families, and causing great economic and social impacts on companies. In the many years of rail replacement operations in my workshop, rail tipping has occurred repeatedly, so there is an urgent need for a device to stably support the rails. Utility Model Content

[0003] In order to overcome the above technical problems, the utility model provides an anti-falling device for rail replacement construction which can effectively support the rail.

[0004] The utility model adopts the following technical solutions:

[0005] A device for preventing rail replacement construction comprises two load-bearing bases, a load-bearing rod is set up between the two load-bearing bases, the load-bearing rod is slidably connected to two clamping blocks along the rod, horizontal rail bottom slots are provided on the facing surfaces of the two clamping blocks, the rail bottom slots are located higher than the load-bearing rod, and a limit piece is provided on the outer side of the clamping block of the load-bearing rod to limit the outward movement of the clamping block.

[0006] Preferably, the middle section of the load-bearing rod is a threaded section, the clamping block is located in the threaded section, the limiting member is a nut, and the nut is threadedly connected to the threaded section.

[0007] Preferably, the threaded section is provided with a sliding groove along the rod, and the clamping block has a corresponding clamping head located in the sliding groove.

[0008] Preferably, the nut is rotatably connected to the clamping block.

[0009] Preferably, reinforcing ribs are provided on the top and back surfaces of the clamping block.

[0010] Preferably, the bottom edge of the rail bottom slot extends inwardly to form a supporting platform, and a second reinforcing rib is provided below the supporting platform and between the clamping block.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model provides a load-bearing base and a load-bearing rod as a supporting mechanism, which are placed under the steel rail, and clamp the two edges of the rail bottom of the steel rail through two slidable clamping blocks, and then use a limit piece to prevent the clamping blocks from moving outward, so that the rail bottom is tightly clamped, and the load-bearing rod and the load-bearing base are supported from both sides to prevent the rail from tipping over. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an overall schematic diagram of the utility model;

[0014] Figure 2 It is a schematic diagram of the use state of the utility model.

[0015] Description of reference numerals:

[0016] 1 load-bearing base; 2 load-bearing rod; 21 threaded section; 22 slide groove; 3 nut; 4 clamping block; 41 rail bottom slot; 42 reinforcing rib one; 43 supporting platform; 44 reinforcing rib two. DETAILED DESCRIPTION

[0017] The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. Unless otherwise specified, the raw materials and equipment used can be purchased from the market or are commonly used in the art. The methods in the embodiments are conventional methods in the art unless otherwise specified. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0018] A device for preventing rail replacement and construction from overturning comprises two load-bearing bases 1, a load-bearing rod 2 is set between the two load-bearing bases 1, the load-bearing rod 2 is slidably connected to two clamping blocks 4 along the rod, and horizontal rail bottom slots 41 are arranged on the facing surfaces of the two clamping blocks 4, the rail bottom slots 41 are located higher than the load-bearing rod 2, and a limiter is arranged on the outer side of the clamping block 4 of the load-bearing rod 2 to limit the outward movement of the clamping block 4; the middle section of the load-bearing rod 2 is a threaded section 21, the clamping block 4 is located at the threaded section 21, and the limiter is a nut 3, the nut 3 is threadedly connected to the threaded section 21, and the forward rotation of the nut 3 can push the clamping block 4 to move inward; the threaded section 21 is provided with a slide groove 22 along the rod, and the clamping block 4 has a corresponding clamping head located in the slide groove 22; in order to facilitate the resetting operation, the nut 3 is rotatably connected to the clamping block 4, and the reverse rotation of the nut 3 can drive the clamping block 4 to move outward.

[0019] A reinforcing rib 42 is provided on the top and back of the clamping block 4 ; the bottom edge of the rail bottom slot 41 extends inward to form a supporting platform 43 , and a reinforcing rib 44 is provided below the supporting platform 43 and between the clamping block 4 .

[0020] An anti-fall device for rail replacement construction, when used:

[0021] Insert the load-bearing rod 2 under the rail and make it roughly perpendicular to the rail, then rotate the two nuts 3 forward to drive the two clamping blocks together. During the process of moving together, the rail bottom slot 41 of the clamping block 4 clamps the two side edges of the rail bottom, and the supporting platform 43 supports the rail. After clamping, the load-bearing rod 2 and the two load-bearing bases 1 support the two sides of the rail to prevent the rail from tipping over. After the construction is completed, reverse the nuts 3 to drive the two clamping blocks 4 away from each other and remove the device.

[0022] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the above embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A rail replacement anti-fall device, characterized in that: It includes two load-bearing bases, a load-bearing rod is set between the two load-bearing bases, and the load-bearing rod is slidably connected to two clamping blocks along the rod. Horizontal rail bottom grooves are provided on the facing surfaces of the two clamping blocks. The position of the rail bottom groove is higher than the load-bearing rod. The load-bearing rod is provided with a limit piece on the outer side of the clamping block to limit the outward movement of the clamping block.

2. The anti-falling device for rail replacement construction according to claim 1, characterized in that: The middle section of the load-bearing rod is a threaded section, the clamping block is located in the threaded section, the limiting member is a nut, and the nut is threadedly connected to the threaded section.

3. The anti-falling device for rail replacement construction according to claim 2, characterized in that: The threaded section is provided with a sliding groove along the rod, and the clamping block has a corresponding clamping head located in the sliding groove.

4. The anti-falling device for rail replacement construction according to claim 2, characterized in that: The nut is rotatably connected to the clamping block.

5. The anti-falling device for rail replacement construction according to claim 1, characterized in that: A reinforcing rib is arranged on the top surface and the back surface of the clamping block.

6. The anti-falling device for rail replacement construction according to claim 1, characterized in that: The bottom edge of the rail bottom slot extends inward to form a supporting platform, and a second reinforcing rib is arranged below the supporting platform and between the clamping block.

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