Road bridge roadbed protection structure

Abstract

The utility model discloses a highway bridge roadbed protection structure in the technical field of roadbed protection, and aims to solve the problems that most roadbed protection structures in the prior art are disposable mechanisms, and when the roadbed protection structures are damaged, the roadbed protection structures are inconvenient to maintain and replace. The device comprises a bearing surface and a roadbed structure layer arranged on the bearing surface, protection mechanisms are symmetrically arranged on the two sides of the roadbed structure layer, each protection mechanism comprises a base, supports which are in sliding connection are symmetrically arranged on the two sides of the top of each base, the same positioning mechanism is arranged among the bases, the bearing surface and the supports, and the supports are attached to the inclined face of the roadbed structure layer; the supports can be pushed to be far away from the roadbed structure layer, then the push plate is pushed to drive the limiting block to move to the outer side of the limiting hole, then the protection plate can be taken out of the two supports to be maintained and replaced, and different from a disposable structure in the prior art, when the protection plate is damaged, the protection plate is convenient to maintain and replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to a highway bridge roadbed protection structure belongs to roadbed protection technical field. BACKGROUND

[0002] The roadbed is the basis of the track or the pavement, and is a soil work structure formed by excavation or filling. The main role of the roadbed is to provide necessary conditions for track or pavement laying and train or vehicle operation, and to bear the static load and dynamic load of the track and vehicle or the pavement and traffic load, and simultaneously transmit and diffuse the load to the deep foundation. In the actual use process, in order to have sufficient bearing capacity, the two sides of the roadbed are designed as inclined surfaces, which leads to the surface of the roadbed weathering or sanding after a long time of use, and the sand soil separated from the roadbed will flow down quickly along the inclined surface, affecting the service life of the roadbed. The roadbed protection structure is usually used to support the roadbed and prevent water and soil loss of the roadbed.

[0003] The existing roadbed protection structure usually directly pours a concrete layer on the side of the roadbed or piles up concrete, bricks and other materials for protection, and is mostly a disposable mechanism. When the roadbed protection structure is damaged, it is inconvenient to repair and replace it, affecting the practicality of the device. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the defects in the prior art, and provides a highway bridge roadbed protection structure, which solves the problem that the existing roadbed protection structure usually directly pours a concrete layer on the side of the roadbed or piles up concrete, bricks and other materials for protection, and is mostly a disposable mechanism.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] The utility model provides a highway bridge roadbed protection structure, which comprises a bearing surface and a roadbed structure layer arranged on the bearing surface, symmetrical protection mechanisms are arranged on the two sides of the roadbed structure layer, the protection mechanism comprises a base, symmetrical supports in sliding connection are arranged on the top of the base, a same positioning mechanism is arranged between the base, the bearing surface and the support, and the support is attached to the inclined surface of the roadbed structure layer.

[0007] Two inside the support are equipped with the same sliding connection's protective plate, the support inner wall is equipped with a plurality of sliding connection's limit block on the side of the protective plate, the protective plate outer wall is equipped with a limit hole on the side of the limit block, a plurality of limit block one end extends to the outside of the support and is equipped with the same push plate, the support outer wall is equipped with a through slot for placing the push plate, when the push plate is located in the through slot, the limit block is located in the limit hole.

[0008] Further, the positioning mechanism comprises a reserved block arranged in the bearing surface, a plurality of screw rods are threadedly connected to the top of the reserved block, a first through hole for penetrating the screw rods is formed in the base, and a second through hole for penetrating the screw rods is formed in the support.

[0009] Further, the screw rod can be displaced relative to the second through hole.

[0010] Further, a first placing groove is formed in the top of the support, a second placing groove is formed in the base on one side of the first placing groove, and a positioning block is slidably connected in the first placing groove and the second placing groove.

[0011] Further, a handle is arranged on one side of the outer wall of the push plate, and the push plate is detachably connected with the through slot through bolts.

[0012] Further, a plurality of water guide grooves are formed in the outer wall of the protective plate.

[0013] Further, a connecting frame is arranged on one side of the protective plate at the top of the base, a sleeve is arranged on one side of the protective plate at the outer wall of the connecting frame, a connecting rod is slidably arranged in the inner side of the sleeve, and a connecting bolt is threadedly connected to the sleeve.

[0014] Further, a clamping block is arranged at one end of the connecting rod, and a blocking block matched with the clamping block is detachably connected to the outer wall of the protective plate.

[0015] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0016] The highway bridge subgrade protection structure is characterized in that the support, the base, the protective plate and the limit block cooperate, when it is necessary to maintain and replace the protective plate, the support is pushed away from the subgrade structure layer, the slope of the subgrade structure layer is avoided from affecting the movement of the protective plate, then the push plate is pushed to drive the limit block to move to the outside of the limit hole, and then the protective plate can be taken out from the two supports for maintenance and replacement work. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1It is a kind of highway bridge roadbed protection structure's main view structure schematic diagram according to the embodiment of the utility model,

[0018] Figure 2 It is the main view section schematic diagram of the protective plate according to the embodiment of the utility model,

[0019] Figure 3 It is the main view section schematic diagram of the base according to the embodiment of the utility model.

[0020] In the drawing: 1, bearing surface, 2, roadbed structure layer, 3, base, 4, support, 5, protective plate, 6, limit block, 7, limit hole, 8, push plate, 9, through slot, 10, reserved block, 11, screw rod, 12, first through hole, 13, second through hole, 14, positioning block, 15, blocking block, 16, bolt, 17, connecting frame, 18, sleeve, 19, connecting rod, 20, clamping block. Specific implementation

[0021] The utility model will be further described below in conjunction with the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, and cannot limit the protection scope of the utility model.

[0022] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can be explicitly or implicitly included one or more. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0023] In the description of the utility model, it needs to be explained that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0024] AsFigures 1-2 The utility model provides a highway bridge roadbed protection structure, including bearing surface 1 and be located on the bearing surface 1 roadbed structure layer 2, the both sides symmetry of roadbed structure layer 2 are equipped with protection mechanism, the protection mechanism includes base 3, the both sides symmetry of base 3 top are equipped with the support 4 of sliding connection, the base 3, bearing surface 1 with support 4 between the same positioning mechanism is equipped with, the support 4 with the slope of roadbed structure layer 2 is bonded, two support 4 inboard are equipped with the same sliding connection protection plate 5, the inboard of support 4 wall is equipped with a plurality of sliding connection limit block 6 in protection plate 5 one side, the limit hole 7 of limit block 6 one side is set up in protection plate 5 outer wall, a plurality of limit block 6 one end extends to support 4 outboard and is equipped with the same push -plate 8, the outer wall of support 4 is seted up with the through slot 9 for placing push -plate 8, when push -plate 8 is located in the through slot 9, limit block 6 is located in the limit hole 7.

[0025] Specifically, in work, when the slope of the roadbed structure layer 2 needs to be protected by the support 4 and the protective plate 5, first, the push plate 8 is moved to the outside of the through slot 9, and the plurality of limiting blocks 6 are moved to the inside of the support 4, so as to avoid affecting the placement of the protective plate 5, then the protective plate 5 is placed between the two supports 4, and each limiting block 6 is aligned with each limiting hole 7, then the push plate 8 is moved to the inside of the through slot 9, and the limiting block 6 moves with the push plate 8 into the inside of the limiting hole 7, so as to fix the relative position of the support 4 and the protective plate 5, complete the installation of the protective plate 5, and then push the support 4 and the protective plate 5 to the roadbed structure layer 2, at this time the support 4 slides relative to the base 3 until the support 4 and the protective plate 5 contact the slope of the roadbed structure layer 2, and the position of the support 4 is fixed by the positioning mechanism, then the support 4 and the protective plate 5 can work; when the protective plate 5 needs to be repaired and replaced, the positioning mechanism can be removed, and the support 4 is pushed to slide relative to the base 3, so that the support 4 and the protective plate 5 move away from the roadbed structure layer 2, so as to separate the slope of the roadbed structure layer 2 from the protective plate 5, avoid the slope affecting the replacement of the protective plate 5, then the push plate 8 is moved to the outside of the through slot 9, so that the limiting block 6 moves to the outside of the limiting hole 7, and the protective plate 5 is no longer limited, at this time the protective plate 5 can be removed for repair and replacement work; optionally, the two sides of the roadbed structure layer 2 are provided with a plurality of protective mechanisms, and there is a small gap between the adjacent supports 4 in the adjacent two protective mechanisms, so as to facilitate the sliding work of the support 4, when the protective plate 5 needs to be worked, after the support 4 is pushed away from the roadbed structure layer 2, the moving support 4 is not located on the side of the remaining protective mechanism, so as to avoid the remaining protective mechanism blocking the movement of the push plate 8, and when a plurality of protective mechanisms are in working state, the adjacent protective mechanisms can block the push plate 8, avoid the limiting block 6 moving to the outside of the limiting hole 7, and ensure the stability of the application in work; the through slot 9 is used for placing the push plate 8, so as to avoid affecting the placement of the adjacent protective mechanism.

[0026] The application cooperates with the support 4, the base 3, the protective plate 5 and the limiting block 6, when the protective plate 5 needs to be repaired and replaced, the support 4 is pushed away from the roadbed structure layer 2, so as to avoid the slope of the roadbed structure layer 2 affecting the movement of the protective plate 5, then the push plate 8 is pushed, the limiting block 6 is moved to the outside of the limiting hole 7, and then the protective plate 5 can be taken out from the two supports 4 for repair and replacement work, which is different from the one-time structure of the prior art, when the protective plate 5 is damaged, the application facilitates the repair and replacement work, and ensures the practicability of the application.

[0027] As Figure 3As shown in one embodiment, the positioning mechanism comprises a reserved block 10 arranged inside the bearing surface 1, a plurality of threaded rods 11 are arranged on the top of the reserved block 10, a first through hole 12 is arranged on the base 3 for the threaded rods 11 to pass through, and a second through hole 13 is arranged on the support 4 for the threaded rods 11 to pass through; the threaded rods 11 can be displaced relative to the second through hole 13.

[0028] Specifically, when fixing the base 3 and the support 4, the threaded rods 11 are sequentially passed through the second through hole 13 and the first through hole 12 from top to bottom, and then connected with the reserved block 10, the relative positions of the reserved block 10, the base 3 and the support 4 are fixed by the threaded rods 11, when the position of the support 4 needs to be adjusted, the threaded rods 11 are rotated upward by a distance, so that the threaded rods 11 are not in contact with the top of the support 4, then the support 4 can be pushed to slide relative to the base 3, the second through hole 13 and the threaded rods 11 move relative to each other, after the replacement of the protective plate 5 is completed, the support 4 can be pushed back to the original position, and the threaded rods 11 are rotated to reposition.

[0029] In one embodiment, a first placing groove is arranged on the top of the support 4, a second placing groove is arranged on one side of the first placing groove of the base 3, and a same positioning block 14 is slidably connected in the first placing groove and the second placing groove.

[0030] Specifically, when the position of the support 4 needs to be adjusted, the positioning block 14 is taken out of the first placing groove and the second placing groove, when the position of the support 4 does not need to be adjusted, the positioning block 14 is arranged inside the first placing groove and the second placing groove, which limits the support 4 and the base 3, and ensures the stability of the position of the support 4.

[0031] In one embodiment, a handle is arranged on one side of the outer wall of the push plate 8, the push plate 8 is detachably connected with the through groove 9 through the bolts 16, the handle can drive the push plate 8 to move, which ensures the convenience of the device, when the push plate 8 is arranged in the through groove 9, the position of the push plate 8 can be fixed through the bolts 16, which ensures the stability of the position of the limiting block 6.

[0032] In one embodiment, a plurality of water guide grooves are arranged on the outer wall of the protective plate 5, which guides the rainwater on the roadbed structure layer 2, and avoids the water and soil loss of the roadbed structure layer 2 caused by the accumulation of rainwater.

[0033] In one embodiment, a connecting frame 17 is arranged on one side of the top of the base 3 and one side of the protective plate 5, a sleeve 18 is arranged on one side of the protective plate 5 of the outer wall of the connecting frame 17, a connecting rod 19 is slidably arranged in the inner side of the sleeve 18, a connecting bolt is threadedly connected on the sleeve 18, a clamping block 20 is arranged on one end of the connecting rod 19, and a blocking block 15 matched with the clamping block 20 is detachably connected on the outer wall of the protective plate 5.

[0034] Specifically, when the protective plate 5 is in the working state, the blocking block 15 can be installed on one side of the clamping block 20, and then the relative positions of the connecting rod 19 and the sleeve 18 are adjusted to drive the clamping block 20 to move to one side of the blocking block 15. After positioning, the positions of the connecting rod 19 and the sleeve 18 are fixed through the connecting bolts, so that the clamping block 20 plays a positioning role on the blocking block 15, and the position of the protective plate 5 is further positioned, thereby ensuring the stability of the protective plate 5 during work. When it is necessary to maintain and replace the protective plate 5, the positions of the connecting rod 19 and the sleeve 18 can be adjusted to retract the clamping block 20.

[0035] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and deformations can be made, and these improvements and deformations should be considered as the protection scope of the present application.

Claims

1. A highway bridge embankment protection structure, characterized by, The utility model provides a roadbed structure layer (2) and the bearing surface (1) of being located on the bearing surface (1), the two sides symmetry of roadbed structure layer (2) are equipped with the protection mechanism, the protection mechanism includes the base (3), the base (3) top two sides symmetry is equipped with the support (4) of sliding connection, the base (3), bearing surface (1) with support (4) between be equipped with same positioning mechanism, support (4) with the slope of roadbed structure layer (2) is pasted together; Two support (4) inside is equipped with same sliding connection protection board (5), the support (4) inner wall is equipped with a plurality of sliding connection limit block (6) on protection board (5) one side, the limit block (6) one side of protection board (5) outer wall is equipped with limit hole (7), a plurality of limit block (6) one end extends to the outside of support (4) and is equipped with same push plate (8), the outer wall of support (4) is equipped with the through slot (9) for placing push plate (8), when push plate (8) is located in the through slot (9), limit block (6) is located in the limit hole (7).

2. The highway bridge embankment protection structure according to claim 1, wherein The positioning mechanism includes a reserved block (10) located inside the bearing surface (1), a plurality of threaded rods (11) are threadedly connected to the top of the reserved block (10), a first through hole (12) is formed in the base (3) for passing through the threaded rods (11), and a second through hole (13) is formed in the support (4) for passing through the threaded rods (11).

3. The highway bridge embankment protection structure according to claim 2, wherein The threaded rods (11) can displace relative to the second through hole (13).

4. The highway bridge embankment protection structure according to claim 3, wherein A first placement groove is formed in the top of the support (4), a second placement groove is formed in the base (3) on one side of the first placement groove, and a positioning block (14) is slidably connected in the first placement groove and the second placement groove.

5. The highway bridge embankment protection structure according to claim 1, wherein A handle is arranged on one side of the outer wall of the push plate (8), and the push plate (8) is detachably connected with the through slot (9) through bolts (16).

6. The highway bridge embankment protection structure according to claim 1, wherein A plurality of water guide grooves are formed in the outer wall of the protection board (5).

7. The highway bridge embankment protection structure according to claim 1, wherein A connecting frame (17) is arranged on the top of the base (3) on one side of the protection board (5), a sleeve (18) is arranged on the outer wall of the connecting frame (17) on one side of the protection board (5), a connecting rod (19) is slidably connected in the sleeve (18), and a connecting bolt is threadedly connected to the sleeve (18).

8. The highway bridge embankment protection structure according to claim 7, wherein A clamping block (20) is arranged at one end of the connecting rod (19), and a blocking block (15) matched with the clamping block (20) is detachably connected to the outer wall of the protection board (5).

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