CN216514910U

CN216514910U - Highway subgrade with prevent subsiding function

Info

Publication number: CN216514910U
Application number: CN202122451116.5U
Authority: CN
Inventors: 王增亮; 范建利; 关二东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-13
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a highway subgrade with an anti-settlement function, which comprises a filled pavement, wherein a reinforcing frame is erected inside the filled pavement; the reinforcement frame is the rectangle structure settlement, and inside is the V type structure settlement of a plurality of end to end connections along the vertical direction that fills the road surface and traveles, place the reinforcement frame in the top on ground, it mixes earth to fill to the reinforcement frame afterwards, the reinforcement frame is that a plurality of screw-thread steels are tied up and forms, and the inside V type structure that is a plurality of end to end connections of reinforcement frame, consequently, form a triangular structure with the reinforcement frame outside through V type structure, consequently, after filling and mixing earth, make whole inside be a plurality of interconnect's triangle-shaped body structure, the triangle-shaped body has good stability, and when local atress, improve local stress strength, the screw-thread steel of having avoided atress department produces great deformation, it is sunken when effectually having prevented to fill the road surface atress, the fracture problem that the sunken leads to the fact has been avoided simultaneously.

Description

Highway subgrade with prevent subsiding function

Technical Field

The utility model relates to the field of subgrades, in particular to a highway subgrade with an anti-settlement function.

Background

The roadbed is a foundation of a track or a road surface and is an earth structure formed by excavation or filling. The roadbed mainly has the functions of providing necessary conditions for track or road surface laying and train or traveling operation, bearing static load and dynamic load of track and locomotive vehicle or road surface and traffic load, and transmitting and diffusing the load to the deep part of the foundation. On the vertical section, the roadbed must ensure the required elevation of the line, on the plane, the roadbed, the bridge and the tunnel are connected to form a complete through line, and in civil engineering, the roadbed occupies an important position in the aspects of construction quantity, floor area and investment.

The subgrade that leads to when avoiding the subgrade to receive downward effort sinks when being under construction in current subgrade, add the reinforcing bar layer in the bottom of subgrade usually, strengthen the compressive strength of subgrade, avoid the subgrade to sink, but current subgrade adds too much and sets for through planar reinforcing bar network structure, prick into a planar network structure with the reinforcing bar, fill muddy earth afterwards, when the subgrade center receives decurrent pressure, cause the subgrade of stress point department to appear concentrating the atress very easily, unable dispersion, and then lead to the subgrade to sink, cause the fracture of subgrade simultaneously easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the highway subgrade with the anti-settlement function, so that the anti-settlement effect is improved, and the risk of pavement cracking is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: a highway subgrade with an anti-settlement function comprises a filling pavement, wherein a reinforcing frame is erected inside the filling pavement;

the reinforcing frame is set to be of a rectangular structure, and the inner portion of the reinforcing frame is set to be of a plurality of V-shaped structures connected end to end along the vertical direction of the filled road surface in a running mode.

As a preferable technical scheme of the utility model, the reinforcing frame is set in a trapezoidal structure with a narrow upper part and a wide lower part.

In a preferred embodiment of the present invention, the filled pavement includes a road surface laid on the upper surface of the reinforcing frame, and a filling layer filled inside the reinforcing frame.

As a preferred technical scheme of the utility model, the filling layer is filled with sand and stone and cement, and the lower surface of the reinforcing frame is a soil layer.

As a preferable technical solution of the present invention, the reinforcing frame is fixedly provided with a plurality of sets of reinforcing ribs along a direction perpendicular to a driving direction of the vehicle on the filled road surface.

As a preferred technical scheme of the utility model, the reinforcing frame comprises an upper net rack, a lower net rack arranged below the upper net rack, and a plurality of groups of connecting net racks which are arranged between the upper net rack and the lower net rack and are in V-shaped structures, wherein the plurality of groups of connecting net racks are fixedly connected with two ends of the upper net rack and two ends of the lower net rack.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. place the top on ground with the reinforcement frame, pack the muddy earth to the reinforcement frame afterwards, the reinforcement frame is that a plurality of screw-thread steel are tied up and form, and reinforcement frame inside is the V type structure of a plurality of end to end connections, consequently, through V type structure and reinforcement frame outside formation triangle-shaped's structure, consequently, after filling muddy earth, make whole inside be a plurality of interconnect's triangle-shaped body structure, the triangle-shaped body has good stability, and when local atress, improve local stress, the screw-thread steel of having avoided atress department produces great deformation, it is sunken when having prevented to pack the road surface atress effectually, the fracture problem that the sunken institute caused has been avoided simultaneously.

2. The trapezoid structure with the narrow upper part and the wide lower part is set through the reinforcing frame, after the upper surface of the reinforcing frame is stressed, the stress area of the bottom of the reinforcing frame is large, the filling pavement above the reinforcing frame can be effectively supported, and the filling pavement is prevented from sinking.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of a reinforcing frame according to the present invention;

fig. 4 is a front view of the reinforcing frame of the present invention.

Wherein: 1. filling the pavement; 11. a roadbed surface; 12. a filling layer;

2. a reinforcing frame; 21. mounting a net rack; 22. a lower net rack; 23. connecting the net rack; 24. and (5) reinforcing ribs.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, the present invention provides a highway subgrade with anti-settlement function, which comprises a filled pavement 1, wherein a reinforcing frame 2 is erected inside the filled pavement 1; the reinforcing frame 2 is configured in a rectangular structure, and the inside is configured in a plurality of V-shaped structures connected end to end along the vertical direction of the filled road surface 1.

When using, place the top on ground with reinforcement frame 2, fill the muddy earth to reinforcement frame 2 afterwards, reinforcement frame 2 is a plurality of screw-thread steel and ties up and form, and reinforcement frame 2 inside is the V type structure of a plurality of end to end connections, consequently, through the structure of V type structure and 2 outside formation triangles of reinforcement frame, consequently, after filling muddy earth, make whole inside be a plurality of interconnect's triangle-shaped body structure, the triangle-shaped body has good stability, and when local atress, improve local stress intensity, the screw-thread steel of having avoided atress department produces great deformation, it is sunken when effectual having prevented to fill 1 atress in road surface, the fracture problem that causes of sunken simultaneously has been avoided.

In other embodiments, the reinforcing frame 2 is configured in a trapezoidal structure with a narrow top and a wide bottom;

be narrow down wide trapezium structure setting down through reinforcement frame 2, after reinforcement frame 2 upper surface atress, the lifting surface area of bottom is great, can effectually support the filling road surface 1 of top, prevents that filling road surface 1 from sinking.

In other embodiments, the filling road surface 1 comprises a roadbed 11 laid on the upper surface of the reinforcing frame 2, and a filling layer 12 filled inside the reinforcing frame 2;

the reinforcing frame 2 is filled and reinforced by filling concrete into the filling layer 12, and the roadbed 11 is laid on the filled reinforcing frame 2, so that the vehicle and the pedestrian can conveniently run.

In other embodiments, the filling layer 12 is filled with sand and cement, and the lower surface of the reinforcing frame 2 is a soil layer, so that the reinforcing frame 2 is filled and reinforced.

In other embodiments, the reinforcing frame 2 includes an upper net frame 21, a lower net frame 22 disposed below the upper net frame 21, and a plurality of groups of connecting net frames 23 arranged between the upper net frame 21 and the lower net frame 22 and having a V-shaped structure, wherein the plurality of groups of connecting net frames 23 are fixedly connected to two ends of the upper net frame 21 and two ends of the lower net frame 22.

When using, be the triangle structure through the center that forms between last rack 21, lower rack 22, the connection rack 23, wholly be the trapezoidal structure, the triangle body has good stability and support intensity, and the top atress can effectively be alleviated to the trapezoidal structure, disperses the power.

In other embodiments, the reinforcing frame 2 is fixedly provided with a plurality of sets of reinforcing ribs 24 along a direction perpendicular to the vehicle traveling direction of the filled road surface 1.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a highway subgrade with prevent subsiding function, is including filled road surface (1), its characterized in that: a reinforcing frame (2) is erected inside the filled pavement (1);

the reinforcing frame (2) is set to be of a rectangular structure, and the interior of the reinforcing frame is set to be of a plurality of V-shaped structures connected end to end along the vertical direction of the filled pavement (1).

2. The highway subgrade with the anti-settlement function according to the claim 1, wherein the highway subgrade comprises the following components in percentage by weight: the reinforcing frame (2) is set to be of a trapezoidal structure with a narrow upper part and a wide lower part.

3. The highway subgrade with the anti-settlement function according to the claim 1, wherein the highway subgrade comprises the following components in percentage by weight: the filling road surface (1) comprises a road base surface (11) paved on the upper surface of the reinforcing frame (2) and a filling layer (12) filled in the reinforcing frame (2).

4. A highway subgrade having an anti-settlement function according to claim 3, wherein: the filling layer (12) is filled with sand and stone and cement, and the lower surface of the reinforcing frame (2) is a soil layer.

5. The highway subgrade with the anti-settlement function according to the claim 1, wherein the highway subgrade comprises the following components in percentage by weight: the reinforcement frame (2) comprises an upper net rack (21), a lower net rack (22) arranged below the upper net rack (21), and a plurality of groups of connection net racks (23) which are arranged between the upper net rack (21) and the lower net rack (22) and are of V-shaped structures, wherein the connection net racks (23) are fixedly connected with the upper net rack (21) and two ends of the lower net rack (22).

6. The highway subgrade with the anti-settlement function according to the claim 1, wherein the highway subgrade comprises the following components in percentage by weight: and a plurality of groups of reinforcing ribs (24) are fixedly arranged on the reinforcing frame (2) along the vehicle running direction vertical to the filling road surface (1).