CN219930602U

CN219930602U - Roadbed widening spliced roadbed structure

Info

Publication number: CN219930602U
Application number: CN202321718501.4U
Authority: CN
Inventors: 原晋林; 田永军; 龙腾; 赵紫阳; 周晓飞; 孙永青; 周瑞
Original assignee: Shanxi Construction Engineering Group Co Ltd
Current assignee: Shanxi Construction Engineering Group Co Ltd
Priority date: 2023-07-03
Filing date: 2023-07-03
Publication date: 2023-10-31
Anticipated expiration: 2033-07-03

Abstract

The utility model discloses a roadbed widening and splicing roadbed structure, which comprises an old roadbed, wherein a new roadbed layer is arranged at the bottom of a splicing surface of the old roadbed, a rammed soil layer, a gravel layer, a concrete layer, a gravel layer and an asphalt layer are sequentially paved on the upper surface of the new roadbed layer, a reinforcing structure is arranged between the gravel layer and the rammed soil layer, the side ends of the new roadbed layer are also connected with I-shaped blocks, the two ends of each I-shaped block are respectively connected with the new roadbed layer and the asphalt layer, supporting and reinforcing components are arranged on the inner walls of the I-shaped blocks, a plurality of grounding piles are filled between the supporting and reinforcing components and the new roadbed layer, the reinforcing structure realizes the reinforcement of the roadbed functional layer, the supporting and reinforcing components and the concrete reinforcing layer in the I-shaped blocks play a supporting role on the new roadbed, the condition that the edges of the pavement collapse outwards due to the stress of the single side of the new roadbed is avoided, the roadbed can be better consolidated, and the problem that the roadbed is settled after the roadbed is widened is spliced functional layer is solved.

Description

Roadbed widening spliced roadbed structure

Technical Field

The utility model relates to the technical field of roadbed structures, in particular to a roadbed widening and splicing structure.

Background

The road is a road surface on which vehicles travel, and along with the increase of the number of road transportation, the road surface needs to be expanded. The extension is carried out on the side edge of the original old road base, when the extension is carried out, the roadbed structure is provided with a large number of functional layers, but most of the functional layers are directly paved, the connection of the two functional layers is not reinforced by using a reinforcing structure, the side edge of the new roadbed structure is not provided with a supporting structure, when the single side of the new roadbed is stressed, the edge of the road surface is caused to collapse outwards, the widened spliced roadbed is damaged, and the roadbed structure is easy to subside.

Disclosure of Invention

The utility model aims to provide a roadbed widening and splicing roadbed structure, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a spliced roadbed structure is widened to road bed, including old road bed, the concatenation face bottom of old road bed is equipped with new foundation layer, the upper surface of new foundation layer has laid rammed soil layer, gravel layer, concrete layer, gravel layer and asphalt layer in proper order, be equipped with additional strengthening between gravel layer and the rammed soil layer, the side of new foundation layer still is connected with the worker shape piece, the both ends of worker shape piece are connected with new foundation layer, asphalt layer respectively, the inner wall of worker shape piece is equipped with the support reinforcing component, and the packing is provided with the concrete reinforcing layer between support reinforcing component and the new foundation layer, the lower surface mounting of worker shape piece has many grounding piles.

Further: the reinforced structure comprises a triangular reinforced frame, the triangular reinforced frame is made of steel materials, the hypotenuses at two sides of the triangular reinforced frame are inserted into the rammed earth layer and the gravel layer, a plurality of groups of fixing piles are arranged at the bottom of the triangular reinforced frame, and the bottom ends of the fixing piles are connected with the new foundation layer.

Further: the support reinforcing assembly comprises two groups of vertical reinforcing ribs and two groups of horizontal reinforcing ribs, the adjacent vertical reinforcing ribs and the horizontal reinforcing ribs are connected end to end, and inclined reinforcing ribs which are obliquely arranged are connected between the horizontal reinforcing ribs and the vertical reinforcing ribs.

Further: the grounding pile is conical, and the outer surface of the grounding pile is coated with an anti-corrosion layer.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model realizes the reinforcement of the roadbed functional layer through the functions of the triangular reinforcing frame and the fixing piles in the reinforcing structure, and the arrangement of the vertical reinforcing ribs, the horizontal reinforcing ribs, the inclined reinforcing ribs and the concrete reinforcing layer in the inner wall supporting and reinforcing component of the I-shaped block has the supporting function on the new roadbed, so that the condition that the edge of the road surface is outwards collapsed due to the single-side stress of the new roadbed is avoided, the roadbed can be better consolidated, and the problem that the spliced roadbed functional layer subsides after the roadbed is widened is solved.

Drawings

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

FIG. 2 is a schematic view of a support reinforcing assembly according to the present utility model;

fig. 3 is a schematic structural diagram of the reinforcement structure of the present utility model.

In the figure: 1. old roadbed; 2. a new foundation layer; 3. tamping soil layers; 4. a gravel layer; 5. a concrete layer; 6. a crushed stone layer; 7. an asphalt layer; 8. a reinforcing structure; 800. triangular reinforcing frames; 801. fixing piles; 9. a I-shaped block; 10. supporting the reinforcement assembly; 100. vertical reinforcing ribs; 101. transverse reinforcing ribs; 102. oblique reinforcing ribs; 11. a concrete reinforcing layer; 12. and (5) grounding piles.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a spliced roadbed structure is widened to road bed, including old road bed 1, the concatenation face bottom of old road bed 1 is equipped with new foundation layer 2, rammed soil layer 3 has been laid in proper order to new foundation layer 2's upper surface, gravel layer 4, concrete layer 5, gravel layer 6 and asphalt layer 7, be equipped with additional strengthening 8 between gravel layer 4 and the rammed soil layer 3, new foundation layer 2's side still is connected with I shape piece 9, I shape piece 9's both ends are connected with new foundation layer 2 respectively, asphalt layer 7, I shape piece 9's inner wall is equipped with supports reinforcement assembly 10, and support reinforcement assembly 10 and new foundation layer 2 between the packing be provided with concrete reinforcement layer 11, I shape piece 9's lower surface mounting has many sets of ground piles 12.

The new foundation layer 2, rammed soil layer 3, gravel layer 4, concrete layer 5, gravel layer 6 and asphalt layer 7 are the functional layer commonly used in the art, through the setting of additional strengthening 8, the connection of new foundation layer 2, rammed soil layer 3 and gravel layer 4 three has played the reinforcement effect, the stability of supporting has been improved to the realization, the roadbed that consolidates that can be better, the I-shaped piece 9 that is located the outside can play the supporting role to the roadbed structure of the concatenation of widening the roadbed, the cooperation supports the setting of reinforcement subassembly 10 and concrete reinforcement layer 11, the unilateral atress of effectual new roadbed that prevents causes the road surface edge outwards to collapse, the problem of subsidence appears in the concatenation roadbed functional layer after the roadbed is widened has been solved.

Preferably, the reinforcing structure 8 comprises a triangular reinforcing frame 800, the triangular reinforcing frame 800 is made of steel materials, the hypotenuses of two sides of the triangular reinforcing frame 800 are inserted into the rammed earth layer 3 and the gravel layer 4, a plurality of groups of fixing piles 801 are arranged at the bottom of the triangular reinforcing frame 800, and the bottom ends of the fixing piles 801 are connected with the new foundation layer 2; the inclined plate of the triangle reinforcing frame 800 is connected with the rammed earth layer 3 and the gravel layer 4, the function of the triangle reinforcing frame is to reinforce the connection of the triangle reinforcing frame and the rammed earth layer 3 and the gravel layer 4, the fixed piles 801 at the bottom further reinforce the connection of the triangle reinforcing frame and the new foundation layer 2, and the triangle reinforcing frame is high in stability and has a supporting function on the concrete layer 5, the gravel layer 6 and the asphalt layer 7 paved at the top.

Preferably, the supporting and reinforcing assembly 10 comprises two groups of vertical reinforcing ribs 100 and two groups of horizontal reinforcing ribs 101, wherein adjacent vertical reinforcing ribs 100 and horizontal reinforcing ribs 101 are connected end to end, and inclined reinforcing ribs 102 which are obliquely arranged are connected between the horizontal reinforcing ribs 101 and the vertical reinforcing ribs 100; through setting up of perpendicular strengthening rib 100, horizontal strengthening rib 101 and oblique strengthening rib 102, can improve the intensity of worker's shape piece 9, it is better to the supporting effect of new foundation layer 2, and the ground stake 12 can be connected with ground smoothly, has made things convenient for the installation of worker's shape piece 9.

Example 2:

referring to fig. 1, this embodiment differs from the first embodiment in that: the grounding pile 12 is conical, and the outer surface of the grounding pile 12 is coated with an anti-corrosion layer, so that the grounding pile 12 is conveniently connected with the ground, the anti-corrosion layer plays a role in protecting, the situation that the grounding pile 12 is rusted and corroded due to long-term contact with groundwater is avoided, and the service life of the grounding pile is prolonged.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spliced roadbed structure is widened to roadbed, includes old roadbed (1), its characterized in that: the novel pavement pile is characterized in that a new foundation layer (2) is arranged at the bottom of a splicing surface of the old foundation layer (1), a rammed soil layer (3), a gravel layer (4), a concrete layer (5), a gravel layer (6) and an asphalt layer (7) are sequentially paved on the upper surface of the new foundation layer (2), a reinforcing structure (8) is arranged between the gravel layer (4) and the rammed soil layer (3), a I-shaped block (9) is further connected to the side end of the new foundation layer (2), two ends of the I-shaped block (9) are respectively connected with the new foundation layer (2) and the asphalt layer (7), a supporting and reinforcing assembly (10) is arranged on the inner wall of the I-shaped block (9), a concrete reinforcing layer (11) is filled between the supporting and reinforcing assembly (10), and a plurality of grounding piles (12) are arranged on the lower surface of the I-shaped block (9).

2. The subgrade widening spliced subgrade structure as set forth in claim 1, wherein: the reinforced structure (8) comprises a triangular reinforced frame (800), the triangular reinforced frame (800) is made of steel materials, and the hypotenuses at two sides of the triangular reinforced frame (800) are inserted into the rammed earth layer (3) and the gravel layer (4).

3. The subgrade widening spliced subgrade structure as set forth in claim 2, wherein: a plurality of groups of fixing piles (801) are arranged at the bottom of the triangular reinforcing frame (800), and the bottom ends of the fixing piles (801) are connected with the new foundation layer (2).

4. The subgrade widening spliced subgrade structure as set forth in claim 1, wherein: the support reinforcing component (10) comprises two groups of vertical reinforcing ribs (100) and two groups of horizontal reinforcing ribs (101), and the adjacent vertical reinforcing ribs (100) and the adjacent horizontal reinforcing ribs (101) are connected end to end.

5. The subgrade widening spliced subgrade structure as set forth in claim 4, wherein: oblique reinforcing ribs (102) which are obliquely arranged are connected between the transverse reinforcing ribs (101) and the vertical reinforcing ribs (100).

6. The subgrade widening spliced subgrade structure as set forth in claim 1, wherein: the grounding pile (12) is conical, and an anti-corrosion layer is coated on the outer surface of the grounding pile (12).