CN217378412U

CN217378412U - Railway roadbed protection structure

Info

Publication number: CN217378412U
Application number: CN202221875614.0U
Authority: CN
Inventors: 冀幼平; 王林琳
Original assignee: China Railway International Group Co Ltd
Current assignee: China Railway International Group Co Ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-09-06
Anticipated expiration: 2032-07-19
Also published as: ZA202306234B

Abstract

The utility model provides a railway roadbed protection architecture relates to railway roadbed technical field, set up the modularization dado at road bed both sides face including road bed and symmetry, the modularization dado includes two at least curb plates and anchor, and the curb plate sets up on the side of road bed, and adjacent curb plate fixed connection, anchor include at least one cushion cap stake and bracing piece, and the equidistant setting in the road bed outside in cushion cap stake interval, a cushion cap stake tip inserts ground, another tip and bracing piece fixed connection, a tip and curb plate fixed connection of cushion cap stake are kept away from to the bracing piece. The beneficial effects of the utility model are that: through setting up the modularization dado for when certain section of railway roadbed protective structure received the erosion, only need change correspond the position the modularization dado can, reduced the cost that railway roadbed protective structure maintained, reduced the construction degree of difficulty.

Description

Railway roadbed protection structure

Technical Field

The utility model relates to a railway roadbed technical field particularly, relates to a railway roadbed protection architecture.

Background

The railway roadbed is the foundation of a track and is a geotechnical structure composed of earth (stone) materials. The railway subgrade is subjected to the action of static load and dynamic load of the rail for a long time, accumulated deformation is generated, the strength of the subgrade is reduced, and the running safety of a train is influenced. The existing railway roadbed protection structure is characterized in that a concrete side slope is arranged on the side face of a roadbed to enhance the strength of the roadbed, but when the concrete side slope is corroded, the concrete side slope needs to be integrally removed and a new concrete side slope needs to be poured again, so that the maintenance cost of the railway roadbed protection structure is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a railway roadbed protection architecture to improve above-mentioned problem. In order to achieve the above purpose, the utility model adopts the following technical scheme:

the application provides a railway roadbed protection architecture, set up the modularization dado at road bed both sides face including road bed and symmetry, the modularization dado includes two at least curb plates and anchor, the curb plate sets up on the side of road bed, it is adjacent curb plate fixed connection, anchor includes at least one cushion cap stake and bracing piece, the equidistant setting in cushion cap stake interval is in the road bed outside, a cushion cap stake tip inserts ground, another tip with bracing piece fixed connection, the bracing piece is kept away from a tip of cushion cap stake with curb plate fixed connection.

Further, the curb plate includes stock and pull rod assembly, the stock with curb plate fixed connection, the stock sets up in the underground, the curb plate center be provided with pull rod assembly complex through-hole, pull rod assembly passes through the through-hole will two of road bed both sides face curb plate fixed connection.

Further, the side plates comprise connecting plates and connecting assemblies, the connecting plates are arranged on the side plates in the horizontal direction, and two end portions of each connecting assembly are fixedly connected with two connecting plates on two adjacent side plates respectively.

Further, the cushion cap stake includes fixed block and pile body, the fixed block with pile body fixed connection, be provided with the hinge seat on the fixed block, the tip of bracing piece be provided with hinge seat complex through-hole, the fixed block with the bracing piece is articulated to be connected, the pile body sets up in the ground in the road bed outside.

Further, the pile body includes at least one batter pile and vertical pile, vertical pile sets up perpendicularly in the ground of the road bed outside, the batter pile sets up keep away from on the vertical pile in the ground of curb plate.

Further, the included angle formed by the supporting rod and the horizontal plane is recorded as a first included angle, the included angle formed by the inclined pile and the horizontal plane is recorded as a second included angle, and the angle of the first included angle is equal to the angle of the second included angle.

Further, the pile body is a reinforced concrete pile.

Further, the pile of the bearing platform comprises connecting beams, and two end parts of each connecting beam are fixedly connected with the side surfaces of two adjacent fixing blocks respectively.

The utility model has the advantages that:

the utility model discloses a set up the modularization dado for when certain section of railway roadbed protective structure received the erosion, only need to change the modularization dado that corresponds the position receive the component that erodees can, reduced the cost that railway roadbed protective structure maintained, reduced the construction degree of difficulty.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the railway roadbed protection structure;

fig. 2 is a side view of the railway roadbed protection structure;

fig. 3 is a sectional view a-a in fig. 2.

The labels in the figure are: 1. a roadbed; 2. a modular dado; 21. a side plate; 211. an anchor rod; 212. a drawbar assembly; 213. a connecting plate; 214. a connecting assembly; 22. an anchoring device; 221. pile bearing; 2211. a fixed block; 2212. a pile body; 22121. oblique piles; 22122. erecting piles; 222. a support bar; 2213. the beam is connected.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, 2 and 3, the present embodiment provides a railway roadbed protecting structure, which comprises a roadbed 1 and modular protective walls 2 symmetrically arranged at both sides of the roadbed 1. The modularized retaining wall 2 is tightly combined with the side face of the roadbed 1, so that the railway roadbed 1 is prevented from deforming towards the two sides of the roadbed 1 to influence the normal operation of a train under the action of static load and dynamic load of a track. The modularized retaining walls 2 are composed of a plurality of protective walls which are symmetrically arranged on two sides of the railway roadbed 1, and because the railway roadbed protective structure is exposed in the natural environment for a long time, the railway roadbed protective structure is easy to corrode and needs to be maintained frequently. The modular retaining wall 2 comprises at least two side plates 21 and anchoring means 22, the side plates 21 being arranged on the side of the foundation 1, adjacent side plates 21 being fixedly connected. The side plates 21 are of a reinforced concrete structure, and the connecting structures are arranged on the two side faces in the railway running direction, so that the adjacent side plates 21 can be tightly connected, and can be conveniently detached when needing to be replaced. The anchoring device 22 comprises at least one bearing platform pile 221 and a support rod 222, wherein the bearing platform piles 221 are arranged outside the roadbed 1 at equal intervals, one end part of the bearing platform pile 221 is inserted into the ground, the other end part of the bearing platform pile 221 is fixedly connected with the support rod 222, and one end part of the support rod 222 far away from the bearing platform pile 221 is fixedly connected with the side plate 21. A portion of the cap piles 221 is inserted into the ground to provide stable supporting force to the sidewalls by frictional force with the ground, and the number and interval of the cap piles 221 may be adjusted according to the condition of the railroad bed 1 to provide sufficient supporting force.

Preferably, as shown in fig. 3, the side plate 21 includes an anchor rod 211 and a tie rod assembly 212, the anchor rod 211 is fixedly connected with the side plate 21, and the anchor rod 211 is disposed underground. The anchor rods 211 are deeply inserted into the ground, and the stability of the side plates 21 is ensured by the friction force generated with the ground, so that the integral inclination of the side plates 21 caused by the pressure change generated by the running of the train is avoided. The centers of the side plates 21 are provided with through holes matched with the pull rod assemblies 212, and the pull rod assemblies 212 fixedly connect the two side plates 21 on the two sides of the roadbed 1 through the through holes. Two side plates 21 symmetrically arranged on two sides of the railway roadbed 1 are connected through the pull rod assembly 212, so that the displacement of the side wall along the outward direction of the roadbed 1 can be avoided, and the strength of the protective structure of the railway roadbed 1 is increased.

Preferably, as shown in fig. 2, the side plate 21 includes a connection plate 213 and a connection assembly 214, and the connection plate 213 is disposed on the side plate 21 in a horizontal direction. The connecting plate 213 is made of a steel plate, and has screw holes at both ends thereof, so that the connecting plate is partially embedded in the side plate 21 when the side plate 21 is poured. Both ends of the connecting member 214 are fixedly connected to the two connecting plates 213 of the adjacent two side plates 21, respectively. The connecting member 214 connects the adjacent two connecting plates 213 by bolts. Due to the design, the connection between the adjacent side plates 21 is firmer, the connection precision is high, and the subsequent disassembly is convenient.

In other embodiments, as shown in fig. 3, the cap pile 221 includes a fixing block 2211 and a pile 2212, the fixing block 2211 is fixedly connected to the pile 2212, a hinge seat is disposed on the fixing block 2211, a through hole matched with the hinge seat is disposed at an end of the support rod 222, the fixing block 2211 is hinged to the support rod 222, and the pile 2212 is disposed in the ground outside the roadbed 1. It should be noted that, the bearing platform pile 221 extends into the ground through the lower pile 2212 to provide a supporting force, the fixing block 2211 arranged on the ground is hinged to the supporting rod 222 and the pile 2212 through a hinge structure, and the hinged connection can make the overall stress of the bearing platform pile 221 more uniform and the installation more convenient.

Preferably, as shown in fig. 3, the pile body 2212 includes at least one slanted pile 22121 and a vertical pile 22122, the vertical pile 22122 is vertically disposed in the ground outside the roadbed 1, and the slanted pile 22121 is disposed in the ground on the vertical pile 22122 away from the side plate 21. In such a design, the vertical piles 22122 can be accurately positioned to provide a reference point for installing the cap piles 221, and the inclined piles 22121 can be provided to improve the stability of anchoring by providing a supporting force to the inclined railway roadbed 1. Of course, the angle between the inclined piles 22121 and the horizontal plane can be adjusted to adjust the anchoring supporting force so as to adapt to the protection requirements of different railway foundations 1.

Preferably, the included angle formed by the support rod 222 and the horizontal plane is a first included angle, the included angle formed by the oblique pile 22121 and the horizontal plane is a second included angle, and the angle of the first included angle is equal to the angle of the second included angle. When the angle of the first included angle is equal to the angle of the second included angle, the inclined pile 22121 and the support rod 222 are in the same straight line, the supporting force of the side plate 21 is the largest through the stress relationship, and the stability of the protection structure of the railway roadbed 1 is improved.

Preferably, pile body 2212 is a reinforced concrete pile. The reinforced concrete pile is convenient to prepare during construction, has good strength and toughness, and can be used on the pile body 2212 to increase the strength of the railway roadbed 1 protection structure.

Further, the cap pile 221 includes a connecting beam 2213, and both ends of the connecting beam 2213 are respectively fixedly connected to the side surfaces of two adjacent fixing blocks 2211. The tie beams 2213 connect the adjacent cap piles 221, so that the displacement of the cap piles 221 to both sides is avoided, and the overall strength and stability of the anchoring device 22 are increased.

The utility model discloses an embodiment does:

the upper side plates 21 are symmetrically arranged on the side surfaces of a section of the railway roadbed 1 needing to be protected, anchor rods 211 below the side plates 21 are inserted into the bottom surface, the corresponding side plates 21 on two sides of the roadbed 1 are connected through pull rod assemblies 212, and two adjacent side plates 21 are fixedly connected through connecting assemblies 214; the bearing platform piles 221 are arranged on the ground outside the roadbed 1 at equal distances, pile bodies 2212 of the bearing platform piles 221 penetrate into the ground, upper supporting rods 222 are arranged on the fixing blocks 2211, and the other ends of the supporting rods 222 are fixedly arranged on the side plates 21; when the protection structure of the railway roadbed 1 needs maintenance, the side plates 21 or the anchoring devices 22 of the road section needing maintenance can be detached and replaced.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A railway roadbed protection structure comprises a roadbed (1) and modular retaining walls (2) symmetrically arranged on two side faces of the roadbed (1), and is characterized in that the modular retaining walls (2) comprise:

the side plates (21) are arranged on the side faces of the roadbed (1), and the adjacent side plates (21) are fixedly connected; and

anchor device (22), anchor device (22) include at least one cushion cap stake (221) and bracing piece (222), cushion cap stake (221) interval equidistant setting is in the road bed (1) outside, cushion cap stake (221) one end insert ground, another tip with bracing piece (222) fixed connection, bracing piece (222) are kept away from one end of cushion cap stake (221) with curb plate (21) fixed connection.

2. A railroad bed protection structure according to claim 1, characterized in that: curb plate (21) include stock (211) and pull rod assembly (212), stock (211) with curb plate (21) fixed connection, stock (211) set up in the underground, curb plate (21) center be provided with pull rod assembly (212) complex through-hole, pull rod assembly (212) pass through the through-hole will two of road bed (1) both sides face curb plate (21) fixed connection.

3. A railroad bed protection structure according to claim 1, characterized in that: the side plates (21) comprise connecting plates (213) and connecting assemblies (214), the connecting plates (213) are arranged on the side plates (21) in the horizontal direction, and two ends of each connecting assembly (214) are fixedly connected with two connecting plates (213) on two adjacent side plates (21) respectively.

4. A railroad bed protection structure according to claim 1, characterized in that: cushion cap stake (221) includes fixed block (2211) and pile body (2212), fixed block (2211) with pile body (2212) fixed connection, be provided with the hinge seat on fixed block (2211), the tip of bracing piece (222) be provided with hinge seat complex through-hole, fixed block (2211) with bracing piece (222) are articulated to be connected, pile body (2212) set up in the ground in road bed (1) outside.

5. A railway roadbed protection structure according to claim 4, wherein: the pile body (2212) comprises at least one inclined pile (22121) and a vertical pile (22122), the vertical pile (22122) is vertically arranged in the ground outside the roadbed (1), and the inclined pile (22121) is arranged in the ground on the vertical pile (22122) far away from the side plate (21).

6. A railway roadbed protection structure according to claim 5, wherein: the included angle formed by the support rod (222) and the horizontal plane is recorded as a first included angle, the included angle formed by the inclined pile (22121) and the horizontal plane is recorded as a second included angle, and the angle of the first included angle is equal to the angle of the second included angle.

7. A railway roadbed protection structure according to claim 6, wherein: the pile body (2212) is a reinforced concrete pile.

8. A railway roadbed protection structure according to claim 4, wherein: the bearing platform pile (221) comprises connecting beams (2213), and two end parts of each connecting beam (2213) are fixedly connected with the side surfaces of two adjacent fixing blocks (2211) respectively.