CN219195514U

CN219195514U - Highway subgrade anti-sedimentation structure

Info

Publication number: CN219195514U
Application number: CN202223350700.2U
Authority: CN
Inventors: 陈明政
Original assignee: Guangxi Jianheng Construction Co ltd
Current assignee: Guangxi Jianheng Construction Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-16
Anticipated expiration: 2032-12-14

Abstract

The utility model provides a prevent subsiding structure through highway subgrade, includes the highway basic unit, the bottom of highway basic unit is provided with highway subgrade and prevents subsiding mechanism, highway subgrade prevents subsiding mechanism including concrete layer and supporting bar, concrete layer's top and highway basic unit looks rigid coupling, concrete layer's middle rigid coupling has a plurality of supporting bars. The cooperation between concrete layer and the supporting reinforcement is favorable to underground with a plurality of supporting reinforcement to casting concrete layer, concrete layer can be fixed as a whole with a plurality of supporting reinforcement, and the supporting reinforcement is used for increasing the tension of highway subgrade left and right sides, thereby can not subside downwards easily, has realized preventing highway subgrade subsidence purpose, thereby need not the secondary maintenance, has reduced the cost of laying highway subgrade, thereby avoided causing danger and initiation accident to user's traveling.

Description

Highway subgrade anti-sedimentation structure

Technical Field

The utility model relates to the technical field of highway subgrades, in particular to a highway subgrade anti-sedimentation structure.

Background

The highway subgrade is a foundation of the highway pavement, is a geotechnical structure formed by excavation or filling, and plays a role in manufacturing passing vehicles.

However, when the existing highway subgrade is built, the road roller is mostly utilized to flatten the ground and asphalt is paved on the ground to form a highway, but after the road subgrade is paved in a long-time use mode, the road subgrade gradually sags due to rolling of heavier vehicles, subsides, the road surface is sunk and is not flat, so that the service life of the road subgrade is reduced, the existing highway subgrade does not have an anti-settling structure, external personnel are required to carry out secondary maintenance on the road subgrade, the cost for paving the road subgrade is increased, the road subgrade is not maintained, the running of a user is dangerous, and accidents are seriously caused.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provide a highway subgrade settlement prevention structure which prevents settlement by increasing the hardness and the supporting capacity of the highway subgrade, so that secondary maintenance is not needed, the cost for paving the highway subgrade is reduced, and the danger and accidents caused by running of a user are avoided.

The utility model solves the technical problems by adopting the technical scheme that: the highway subgrade anti-sedimentation structure comprises a highway base layer, wherein a highway subgrade anti-sedimentation mechanism is arranged at the bottom of the highway base layer and comprises a concrete layer and supporting steel bars, the top of the concrete layer is fixedly connected with the highway base layer, and a plurality of supporting steel bars are fixedly connected in the middle of the concrete layer.

For further improvement, asphalt penetrating layers are adhered to the tops of the highway base layers.

Further perfecting, the asphalt surface layer is pressed on the top of the asphalt transparent layer.

Further perfecting, the bottom of the concrete layer is fixedly connected with a gravel layer.

Further perfecting, the bottom of the crushed stone layer is fixedly connected with a fine sand layer.

Further perfecting, the shape of a plurality of supporting steel bars is rectangular.

The beneficial effects of the utility model are as follows: according to the utility model, the plurality of supporting steel bars are beneficial to underground through the cooperation between the concrete layer and the supporting steel bars, the concrete layer is used for fixing the plurality of supporting steel bars into a whole, and the supporting steel bars are used for increasing the tension on the left side and the right side of the highway subgrade, so that the downward settlement cannot be easily caused, the purpose of preventing the highway subgrade from settlement is realized, the secondary maintenance is not needed, the cost for paving the highway subgrade is reduced, and the danger and the accident caused by the running of a user are avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic structural view of a support bar;

FIG. 3 is a schematic view of portion A of FIG. 1;

fig. 4 is a schematic diagram of the connection relationship between the support reinforcing steel bar and the waterproof layer.

Reference numerals illustrate: 1. road base layer 2, asphalt penetrating layer 3, road subgrade anti-sedimentation mechanism 301, concrete layer 302, supporting steel bar, 3A1, waterproof layer 4, asphalt surface layer 5, broken stone layer 6, fine sand layer

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-4, in this embodiment: the highway subgrade anti-sedimentation structure comprises a highway base layer 1, wherein a highway subgrade anti-sedimentation mechanism 3 for preventing highway subgrade sedimentation is arranged at the bottom of the highway base layer 1, the highway subgrade anti-sedimentation mechanism 3 comprises a concrete layer 301 and supporting steel bars 302, the top of the concrete layer 301 is fixedly connected with the highway base layer 1, the concrete layer 301 is used for fixing a plurality of supporting steel bars 302 together, a plurality of supporting steel bars 302 are fixedly connected in the middle of the concrete layer 301, and the supporting steel bars 302 are made of IV-level high-strength steel bar materials;

the supporting steel bars 302 are beneficial to underground, the concrete layer 301 is cast, the concrete layer 301 can fix the supporting steel bars 302 into a whole, the supporting steel bars 302 are used for increasing the tension on the left side and the right side of the highway subgrade, so that the highway subgrade cannot be easily settled downwards, the purpose of preventing the highway subgrade from settling is achieved, secondary maintenance is not needed, the cost for paving the highway subgrade is reduced, and the danger and accidents caused by running of a user are avoided.

The top adhesion of highway basic unit 1 has pitch perspective layer 2, pitch perspective layer 2 is the thin layer of being formed by emulsified asphalt watering on highway basic unit 1, pitch surface course 4 has been pressed together at pitch perspective layer 2's top, pitch surface course 4 is formed by the mixed other rubble materials of pitch, concrete layer 301's bottom rigid coupling has rubble layer 5, rubble layer 5 is used for increasing the intensity of whole highway foundation, rubble layer 5's bottom rigid coupling has fine sand layer 6, fine sand layer 6 comprises river sand, fine sand layer 6 is used for making the ground more level and smooth, be convenient for lay out smooth highway, the shape of a plurality of supporting steel bars 302 is the rectangle, highway subgrade is formed by pitch perspective layer 2, pitch surface course 4 and highway basic unit jointly.

Working principle:

when the highway subgrade anti-sedimentation structure is used, firstly, a plurality of supporting reinforcements 302 are beneficial to underground, meanwhile, a fine sand layer 6 is paved, the fine sand layer 6 is used for enabling the ground to be flatter, a flat highway is paved conveniently, a gravel layer 5 is paved above the fine sand layer 6, the overall hardness of the highway subgrade is increased, then a concrete layer 301 is cast on the gravel layer 5, the plurality of supporting reinforcements 302 are fixed into a whole by the concrete layer 301, the supporting reinforcements 302 are used for increasing the tension on the left side and the right side of the highway subgrade, so that the settlement of the highway subgrade cannot be easily caused downwards, the aim of preventing the settlement of the highway subgrade is achieved, the road subgrade is not required to be repaired secondarily, the cost for paving the highway subgrade is reduced, danger and accidents caused by running of a user are avoided, then, after concrete is solidified, the highway subgrade 1 is paved, meanwhile emulsified asphalt is sprayed on the highway subgrade 1, an asphalt transparent layer 2 is formed, an asphalt surface layer 4 formed by mixing asphalt with rest macadam materials is cast on the asphalt layer 2, and the asphalt transparent layer 2 is equal to the asphalt transparent layer 2, and paving of the road subgrade is completed.

Example 2:

referring to fig. 1-4, in this embodiment: the highway subgrade anti-sedimentation structure comprises a waterproof layer 3A1, wherein the inside of the waterproof layer 3A1 is fixedly connected with the bottoms of a plurality of supporting steel bars 302, the waterproof layer 3A1 is made of PVC plastic materials, the top of the waterproof layer 3A1 is fixedly connected with a fine sand layer 6, and the waterproof layer 3A1 is used for preventing underground moisture from penetrating into the highway subgrade so as to damage the highway subgrade;

through lay the waterproof layer 3A1 of being made by PVC plastic material in the bottom, can effectually prevent that underground moisture from permeating into the highway subgrade to damage the highway subgrade, further improved the anti-sedimentation function of highway subgrade.

Working principle:

when the highway subgrade anti-sedimentation mechanism 3 is used, the waterproof layer 3A1 made of PVC plastic materials is paved at the bottom, so that underground moisture can be effectively prevented from penetrating into the highway subgrade, the highway subgrade is damaged, the anti-sedimentation function of the highway subgrade is further improved, and the device is used.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a highway subgrade anti-sedimentation structure, includes highway basic unit (1), characterized by: the road subgrade settlement prevention mechanism (3) is arranged at the bottom of the road base layer (1), the road subgrade settlement prevention mechanism (3) comprises a concrete layer (301) and supporting steel bars (302), the top of the concrete layer (301) is fixedly connected with the road base layer (1), and a plurality of supporting steel bars (302) are fixedly connected in the middle of the concrete layer (301).

2. The highway subgrade settlement prevention structure of claim 1, wherein: the asphalt permeable layer (2) is adhered to the top of the highway base layer (1).

3. The highway subgrade settlement prevention structure of claim 2, wherein: an asphalt surface layer (4) is pressed on the top of the asphalt transparent layer (2).

4. The highway subgrade settlement prevention structure of claim 1, wherein: the bottom of the concrete layer (301) is fixedly connected with a gravel layer (5).

5. The highway subgrade settlement prevention structure of claim 4, wherein: the bottom of the crushed stone layer (5) is fixedly connected with a fine sand layer (6).

6. The highway subgrade settlement prevention structure of claim 1, wherein: the shape of a plurality of the supporting bars (302) is rectangle.