Plate trailer for hauling steel rails

Abstract

The utility model discloses a plate trailer for hauling steel rails, and relates to the technical field of steel rail auxiliary instruments. The rubber base plate is adhered to the top of the consignment bottom plate; the steel rail is placed above the rubber cushion plate; the number of the buckling devices is four, and the buckling devices are installed at the top of the consignment bottom plate to press and fix the steel rails; the buckling device comprises a pre-embedded iron base, a buckling piece and a buckling piece, wherein the pre-embedded iron base is fixed to the top of the consignment bottom plate; secondary extrusion force is applied to the steel rail through compression of the elastic iron sheet, the elastic iron sheet still has certain compression stress after the steel rail is fixed, abrasion or a gap can be generated between the steel rail and the fastener, the compression stress on the elastic iron sheet can be released, and the steel rail is prevented from being damaged. And the secondary extrusion force of the elastic iron sheet can keep enough stress for fixing the steel rail, so that the phenomenon that the steel rail possibly moves and rolls over is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of rail auxiliary equipment, in particular to a flatbed truck used for hauling rails. Background Art

[0002] my country's high-speed railways, intercity railways, urban railways and urban rail transit are developing rapidly, and the operating mileage has reached a huge scale. Against the background of railway speed-up, the direct bearing infrastructure of trains - rails - is under tremendous operating pressure. Due to the wheel-rail effect, the rails will suffer severe wear during their service life, which significantly reduces the service life of the rails. As a result, a large number of rails have to be replaced every year, causing huge economic losses. Therefore, improving the service life of rails is of great significance to the operation, maintenance and repair of my country's railways and urban rail transit.

[0003] At present, there is an increasing trend for large enterprises to choose to lay rails and rely on large flatbed trucks to complete transportation for their internal logistics.

[0004] The rails will vibrate under the action of external forces during transportation and use. Due to the influence of vibration, wear or gaps will occur between the rails and the fasteners, causing the rails to move and overturn, affecting the installation and transportation of the rails and posing a safety hazard. Utility Model Content

[0005] The utility model provides a method for solving the problem in the prior art that the steel rails will vibrate under the action of external forces during transportation and use, wear or gaps will occur between the steel rails and fasteners due to the influence of the vibration, which may cause the steel rails to move and overturn, affecting the installation and transportation of the steel rails and posing a safety hazard.

[0006] The technical problem solved by the utility model is achieved by the following technical solutions:

[0007] A flatbed car for hauling rails, comprising:

[0008] Shipping floor;

[0009] A rubber pad bonded to the top of the shipping floor;

[0010] A steel rail, the steel rail being placed on top of the rubber pad;

[0011] The buckling device is provided with four buckling devices and is installed on the top of the shipping bottom plate to press and fix the rails;

[0012] The fastening device comprises:

[0013] An embedded iron seat, which is fixed on the top of the shipping bottom plate, and a hinged joint is fixedly installed on the top of the embedded iron seat;

[0014] A pressing iron plate is hinged inside the hinged head and presses and fixes the rail tightly;

[0015] An installation groove is provided at the bottom of the lower pressing iron plate and corresponds to the steel rail;

[0016] The elastic iron sheet is inserted into the installation groove and presses the rail tightly by deformation.

[0017] Optionally, the fastening device further comprises:

[0018] A fastening device, which passes through the lower iron plate from top to bottom and is screwed inside the embedded iron seat;

[0019] The pressing component is installed inside the installation groove and extends above the pressing component, and descends to squeeze the elastic iron sheet when rotating.

[0020] Optionally, the elastic iron sheet is composed of friction parts and protruding parts arranged alternately, the friction part is provided with three sections and is pressed against the rail, the protruding part is provided with two sections and protrudes upward and is in contact with the pressing component, and the friction part and the protruding part are deformed under the extrusion of the pressing component, thereby increasing the pressing force of the friction part on the rail.

[0021] Optionally, the fastening device comprises:

[0022] A thread groove, wherein the thread groove is provided on the top of the embedded iron seat;

[0023] A positioning groove, which is provided on the lower pressing iron plate and has a diameter larger than that of the thread groove;

[0024] A press-fit sleeve, the press-fit sleeve is inserted into the interior of the positioning groove;

[0025] The bolt passes downward through the press-fit sleeve and the lower pressing iron plate and is screwed into the inner part of the thread groove.

[0026] Optionally, the pressing component includes:

[0027] A lower pressing plate, which is slidably mounted inside the mounting groove and contacts the raised portion;

[0028] The threaded rod is rotatably mounted on the top of the lower pressing plate and extends upward to the top of the lower pressing iron plate. When rotating, the threaded rod drives the lower pressing plate to increase the downward pressure on the raised part under the action of the thread.

[0029] Optionally, also include:

[0030] Universal wheels, four of which are arranged and respectively installed at the four bottom corners of the shipping base plate.

[0031] Optionally, also include:

[0032] The insulating gauge block is installed on the outer side of the rail and is pressed together by the downwardly pressed iron plate and the friction part.

[0033] The utility model has the following beneficial effects:

[0034] The rails are pressed and fixed by setting a buckling device to prevent the rails from moving and tipping over during transportation;

[0035] A secondary extrusion pressure is applied to the rail through the compression of the elastic iron sheet, and after the rail is fixed, the elastic iron sheet still has a certain compressive stress. Wear or gap will occur between the rail and the fastener, and the compressive stress on the elastic iron sheet will be released, so that the secondary extrusion pressure of the elastic iron sheet can maintain sufficient stress to fix the rail, thereby avoiding the possible movement and rollover of the rail. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the implementation scheme of the utility model or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0037] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0038] Figure 2 This is a schematic diagram of the structure of the fastening device of the utility model;

[0039] Figure 3 This is a schematic diagram of the structure of the fastening device of the utility model;

[0040] Figure 4 This is a schematic diagram of the structure of the pressing component of the utility model.

[0041] In the figure: 100, shipping bottom plate; 200, rubber pad; 300, rail; 400, buckling device; 411, hinged joint; 410, embedded iron seat; 420, pressing iron plate; 430, installation groove; 440, elastic iron sheet; 441, friction part; 442, raised part; 450, fastening device; 451, threaded groove; 452, positioning groove; 453, pressing sleeve; 454, bolt; 460, pressing assembly; 461, pressing plate; 462, threaded rod; 500, universal wheel 500, 600, insulating gauge block. DETAILED DESCRIPTION

[0042] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below with reference to specific illustrations.

[0043] Reference Figure 1-4 A flatbed truck for hauling rails, comprising:

[0044] Shipping floor 100;

[0045] A rubber pad 200, the rubber pad 200 is bonded to the top of the shipping bottom plate 100;

[0046] A steel rail 300, the steel rail 300 is placed above the rubber pad 200;

[0047] The buckling devices 400 are provided in four numbers and are installed on the top of the shipping base plate 100 to press and fix the rails 300.

[0048] The rail 300 is supported by the setting of the shipping bottom plate 100, and the buckling device 400 is fixed to the top of the shipping bottom plate 100 by bolts;

[0049] The provision of the rubber pad 200 can reduce the wear between the shipping bottom plate 100 and the rail 300;

[0050] The buckling device 400 is used to press and fix the rail 300, thereby preventing the rail 300 from moving and tipping over during transportation.

[0051] As a further improvement of this embodiment, it also includes:

[0052] Universal wheels 500 , four of which are provided and respectively installed at the four bottom corners of the shipping base plate 100 .

[0053] The universal wheel 500 is provided to facilitate the movement of the consignment base plate 100 , and the moving direction of the consignment base plate 100 can be adjusted, thereby increasing the sensitivity of the consignment base plate 100 .

[0054] As a further improvement of this embodiment, it also includes:

[0055] The insulating gauge block 600 is installed on the outer side of the rail 300 and is pressed by the fastening device 400.

[0056] The insulating gauge block 600 is provided between the buckling device 400 and the rail 300 to prevent the rail 300 from being scratched or worn while fixing the rail 300 .

[0057] In some embodiments of the present invention, referring to Figure 2As shown, the fastening device 400 includes:

[0058] The embedded iron seat 410 is fixed on the top of the shipping bottom plate 100, and a hinge joint 411 is fixedly installed on the top of the embedded iron seat 410;

[0059] The iron plate 420 is pressed down, and the iron plate 420 is hinged inside the hinge head 411, and the rail 300 is pressed and fixed;

[0060] The mounting groove 430 is provided at the bottom of the lower pressing iron plate 420 and corresponds to the rail 300;

[0061] The elastic iron sheet 440 is inserted into the installation groove 430 and presses the rail 300 by deformation.

[0062] The elastic iron sheet 440 is compressed to apply a secondary extrusion force to the rail 300, and after the rail 300 is fixed, the elastic iron sheet 440 still has a certain compressive stress, and wear or gaps will be generated between the rail 300 and the fastener, so that the compressive stress on the elastic iron sheet 440 will be released, so that the secondary extrusion force of the elastic iron sheet 440 can maintain sufficient stress for the fixation of the rail 300, thereby avoiding the phenomenon that the rail may move and roll over;

[0063] The installation groove 430 is provided to provide space for the installation of the elastic iron sheet 440 and to provide space for the deformation of the elastic iron sheet 440; the embedded iron seat 410 and the hinge joint 411 are provided to ensure that the pressing iron plate 420 is installed and fixed, and can be opened when rotating, so that the rail 300 can be placed normally;

[0064] The insulating gauge block 600 and the rail 300 can be pressed and fixed by rotating the pressing iron plate 420 to prevent the rail 300 from sliding.

[0065] As a further improvement of this embodiment, the fastening device 400 further includes:

[0066] The fastening device 450 passes through the lower pressing iron plate 420 from top to bottom and is screwed inside the embedded iron seat 410;

[0067] The pressing assembly 460 is installed inside the installation groove 430 and extends above the pressing assembly 460 , and descends to squeeze the elastic iron sheet 440 when rotating.

[0068] The pressing iron plate 420 is installed and fixed by the fastening device 450 , so that the pressing iron plate 420 fixes the rail 300 ; and the elastic iron sheet 440 is squeezed by the pressing assembly 460 .

[0069] In some embodiments of the present invention, referring to Figure 4 As shown, the elastic iron sheet 440 is composed of a friction portion 441 and a protruding portion 442 arranged alternately. The friction portion 441 is provided with three sections and is pressed against the rail 300. The protruding portion 442 is provided with two sections and protrudes upward and contacts with the pressing component 460. Under the extrusion of the pressing component 460, the friction portion 441 and the protruding portion 442 are deformed, thereby increasing the pressing force of the friction portion 441 on the rail 300.

[0070] The friction portion 441 contacts the insulating gauge block 600 and squeezes and fixes the insulating gauge block 600 and the rail 300; the raised portion 442 can be normally compressed, and the downward pressure is always applied to the friction portion 441 through the deformation of the raised portion 442.

[0071] In some embodiments of the present invention, referring to Figure 3 As shown, the fastening device 450 includes:

[0072] The thread groove 451 is provided on the top of the embedded iron seat 410;

[0073] A positioning groove 452, which is formed on the lower pressing iron plate 420 and has a diameter greater than that of the thread groove 451;

[0074] A press-fit sleeve 453, which is inserted into the interior of the positioning groove 452;

[0075] The bolt 454 passes downward through the press-fit sleeve 453 and the lower pressing iron plate 420 and is screwed into the inner part of the thread groove 451 .

[0076] The embedded iron seat 410 and the lower pressing iron plate 420 are positioned by setting the threaded groove 451 and the bolt 454, and the diameter angle of the positioning groove 452 can adapt to the slight change of the angle of the lower pressing iron plate 420;

[0077] Among them, by setting the pressing sleeve 453, the pressing iron plate 420 can be positioned under the pressure of the bolt 454, and at the same time, the pressing iron plate 420 is driven to press the rail 300.

[0078] In some embodiments of the present invention, referring to Figure 4 As shown, the pressing assembly 460 includes;

[0079] A lower pressing plate 461 is slidably mounted inside the mounting groove 430 and contacts the raised portion 442;

[0080] The threaded rod 462 is rotatably mounted on the top of the lower pressing plate 461 and extends upward to above the lower pressing iron plate 420 . When rotating, the threaded rod 462 drives the lower pressing plate 461 to increase the downward pressure on the protruding portion 442 under the action of the thread.

[0081] The lower pressing plate 461 is provided to apply downward pressure to the raised portion 442, so that the raised portion 442 is deformed, and the lower pressing plate 461 is restricted by the mounting groove 430 and cannot rotate;

[0082] The threaded rod 462 can be rotated to drive the lower pressing plate 461 downward to adjust the height of the lower pressing plate 461 .

[0083] Working method of the utility model:

[0084] When in use, the lower pressing iron plate 420 is rotated to open the upper space of the rubber pad 200, and then the steel rail 300 is placed above the rubber pad 200, and the insulating gauge block 600 is placed at the corresponding position;

[0085] Then, the pressing iron plate 420 is rotated to press the insulating gauge block 600 downward, and the pressing sleeve 453 is sleeved on the outer side of the bolt 454, and the bolt 454 is inserted into the inner part of the thread groove 451 through the positioning groove 452, and the pressing iron plate 420 is driven by the pressing sleeve 453 to press and fix the rail 300 by rotating the pressing sleeve 453;

[0086] The threaded rod 462 is rotated to drive the lower pressing plate 461 downward, so that the lower pressing plate 461 presses the raised portion 442 , and the raised portion 442 drives the friction portion 441 to press and fix the rail 300 .

[0087] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A flatbed truck for hauling rails, characterized in that: include: Shipping base plate (100); A rubber pad (200), wherein the rubber pad (200) is bonded to the top of the shipping bottom plate (100); A steel rail (300), wherein the steel rail (300) is placed above the rubber pad (200); A buckling device (400), wherein four buckling devices (400) are provided and installed on the top of the shipping bottom plate (100) to press and fix the rail (300); The buckling device (400) comprises: An embedded iron seat (410), wherein the embedded iron seat (410) is fixed on the top of the shipping bottom plate (100), and a hinge joint (411) is fixedly installed on the top of the embedded iron seat (410); A pressing iron plate (420) is hinged inside the hinge joint (411) and presses and fixes the steel rail (300); A mounting groove (430), wherein the mounting groove (430) is provided at the bottom of the lower pressing iron plate (420) and corresponds to the steel rail (300); An elastic iron sheet (440) is inserted into the interior of the installation groove (430) and presses the steel rail (300) by deformation.

2. A flatbed truck for hauling rails according to claim 1, characterized in that: The fastening device (400) further comprises: A fastening device (450), the fastening device (450) passes through the lower iron plate (420) from top to bottom and is screwed inside the embedded iron seat (410); The pressing component (460) is installed inside the installation groove (430) and extends above the pressing component (460), and descends to squeeze the elastic iron sheet (440) when rotating.

3. A flatbed truck for hauling rails according to claim 2, characterized in that: The elastic iron sheet (440) is composed of friction parts (441) and protruding parts (442) arranged alternately. The friction part (441) is provided with three sections and is pressed against the rail (300). The protruding part (442) is provided with two sections and is protruded upward and is in contact with the pressing component (460). Under the extrusion of the pressing component (460), the friction part (441) and the protruding part (442) are deformed, thereby increasing the pressing force of the friction part (441) on the rail (300).

4. A flatbed truck for hauling rails according to claim 2, characterized in that: The fastening device (450) comprises: A thread groove (451), wherein the thread groove (451) is provided on the top of the embedded iron seat (410); A positioning groove (452), wherein the positioning groove (452) is formed on the lower pressing iron plate (420) and has a diameter greater than a diameter of the thread groove (451); A press-fit sleeve (453), wherein the press-fit sleeve (453) is inserted into the interior of the positioning groove (452); The bolt (454) passes downward through the press-fit sleeve (453) and the lower iron plate (420) and is screwed into the interior of the thread groove (451).

5. A flatbed truck for hauling rails according to claim 2, characterized in that: The pressing assembly (460) comprises: A lower pressing plate (461), the lower pressing plate (461) is installed inside the installation groove (430) in a manner that allows it to slide up and down, and is in contact with the raised portion (442); The threaded rod (462) is rotatably mounted on the top of the lower pressing plate (461) and extends upward to the top of the lower pressing iron plate (420). When rotating, the threaded rod (462) drives the lower pressing plate (461) to increase the downward pressure on the raised portion (442) under the action of the thread.

6. A flatbed truck for hauling rails according to claim 1, characterized in that: Also includes: Universal wheels (500), four of which are provided and respectively installed at the four bottom corners of the shipping base plate (100).

7. A flatbed truck for hauling rails according to claim 1, characterized in that: Also includes: An insulating gauge block (600) is installed on the outside of the steel rail (300) and is pressed together by a downward pressing iron plate (420) and a friction part (441).

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