CN214529997U

CN214529997U - Highway subgrade settlement-preventing structure

Info

Publication number: CN214529997U
Application number: CN202120065282.9U
Authority: CN
Inventors: 张维仁; 郝权; 卢东升; 李钦勇; 潘永杰; 张焕宁; 赵立存
Original assignee: Highway Bureau Of Inner Mongolia Autonomous Region; Tangshan Highway Construction Corp; Xilin Gol League Highway Administration Bureau
Current assignee: Highway Bureau Of Inner Mongolia Autonomous Region; Tangshan Highway Construction Corp; Xilin Gol League Highway Administration Bureau
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-10-29
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a highway subgrade anti-settling structure, including plain soil layer, the upper surface on plain soil layer is provided with the back up coat, the upper surface of back up coat is provided with the rubber cushion, the upper surface on rubber cushion sets up flutedly, the upper surface on plain soil layer is pegged graft and is had concrete pile, two fixedly connected with sleeve pipe and bottom plate respectively between the concrete pile, the sheathed tube inside is provided with the piston, the top fixedly connected with of piston extends the sheathed tube movable rod, the inlet opening has been seted up to sheathed tube one side, the inside swing joint of inlet opening has the closing cap, the upper surface of bottom plate is provided with the metalling, the upper surface on metalling is provided with concrete layer. This highway subgrade settlement-preventing structure, novel structure conceives ingeniously, can avoid destroying the highway subgrade settlement's phenomenon that the subgrade inner structure leads to because of rainwater infiltration, reduces the injury to the subgrade that leads to because of the vehicle overloads, improves highway life.

Description

Highway subgrade settlement-preventing structure

Technical Field

The utility model relates to a highway technical field specifically is a highway subgrade settlement-proof structure.

Background

The road is a road for public transportation, and the road is an engineering facility for various vehicles (trackless) and pedestrians to pass through, and is divided into an urban road, a highway, a factory road, a forest road, a rural road and the like according to the use characteristics of the road.

The existing highway subgrade structure cannot unload force when a vehicle is overloaded and rolled, and rainwater can damage the internal structure of the subgrade in a long-time permeation process, so that the settlement phenomenon of the highway is caused, the service life of the highway is shortened, and a lot of troubles are brought to the use.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a highway subgrade prevents subsiding structure, this highway subgrade prevents subsiding structure, and novel structure thinks about ingeniously, can avoid destroying the phenomenon that the highway subgrade subsides that the subgrade inner structure leads to because of rainwater infiltration, reduces the injury to the subgrade that leads to because of the vehicle overloads, improves highway life.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a highway subgrade anti-settling structure, includes plain soil layer, the upper surface on plain soil layer is provided with the back up coat, the upper surface of back up coat is provided with the rubber cushion, the upper surface on rubber cushion is seted up flutedly, the upper surface on plain soil layer is pegged graft and is had concrete pile, two respectively fixedly connected with sleeve pipe and bottom plate between the concrete pile, sheathed tube inside is provided with the piston, the top fixedly connected with of piston extends sheathed tube movable rod, the inlet opening has been seted up to sheathed tube one side, the inside swing joint of inlet opening has the closing cap, the upper surface of bottom plate is provided with the metalling, the upper surface on metalling is provided with concrete layer, concrete layer's surface is provided with the pitch layer.

Preferably, the upper surface of the rubber cushion layer is fixedly connected with a guide plate.

Preferably, a sponge body is arranged inside the sleeve.

Preferably, a supporting spring is fixedly connected between the bottom plate and the sleeve.

Preferably, the bottom plate is internally provided with a drain hole.

Preferably, a damping spring is fixedly connected between the asphalt layer and the concrete pile.

Preferably, the inside of the plain soil layer is inserted with a drain pipe extending to the inside of the sleeve.

The utility model has the advantages that:

1. when the vehicle is overloaded and rolls the roadbed, the shock absorption effect is achieved through the matching effect of the concrete piles and the shock absorption springs, and when the asphalt layer, the concrete layer, the gravel layer and the bottom plate move downwards in a small range under the action of the overloaded vehicle, the asphalt layer, the concrete layer, the gravel layer and the bottom plate are reset through the supporting springs, so that the damage to the roadbed is reduced;

2. when rainwater enters a cavity consisting of the bottom plate and the rubber cushion layer through the drain hole, the rainwater enters the interior of the sleeve along the water inlet hole under the action of the guide plate and is absorbed by the sponge, when the bottom plate moves downwards in a small range, the bottom plate drives the piston to move downwards through the movable rod, the sponge is extruded when the piston moves downwards, the rainwater in the sponge is extruded out, the water inlet hole is sealed under the action of the sealing cover, the extruded rainwater is discharged through the drain pipe under the action of pressure, and therefore the phenomenon that the rainwater damages the internal structure of the roadbed to cause the settlement of the highway in a long-time permeation process is avoided, and the service life of the highway is prolonged.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall plane structure of the present invention;

fig. 2 is a schematic diagram of the internal structure of the sleeve of the present invention.

Reference numbers in the figures: 1. a plain soil layer; 2. a reinforcement layer; 3. a rubber cushion layer; 4. a groove; 5. a baffle; 6. concrete piles; 7. a sleeve; 8. a base plate; 9. a piston; 10. a movable rod; 11. a drain hole; 12. a sponge body; 13. a water inlet hole; 14. a closure cap; 15. a crushed stone layer; 16. a concrete layer; 17. an asphalt layer; 18. a support spring; 19. a damping spring; 20. and a water discharge pipe.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-2.

Given by figures 1-2, the utility model provides the following technical scheme: a highway subgrade settlement-preventing structure comprises a plain soil layer 1, wherein a reinforcing layer 2 is arranged on the upper surface of the plain soil layer 1, a rubber cushion layer 3 is arranged on the upper surface of the reinforcing layer 2, a groove 4 is formed in the upper surface of the rubber cushion layer 3, concrete piles 6 are inserted into the upper surface of the plain soil layer 1, a sleeve 7 and a bottom plate 8 are fixedly connected between the two concrete piles 6 respectively, a piston 9 is arranged inside the sleeve 7, a movable rod 10 extending out of the sleeve 7 is fixedly connected to the top of the piston 9, a water inlet hole 13 is formed in one side of the sleeve 7, a closed cover 14 is movably connected inside the water inlet hole 13, a gravel layer 15 is arranged on the upper surface of the bottom plate 8, a concrete layer 16 is arranged on the upper surface of the gravel layer 15, an asphalt layer 17 is arranged on the surface of the concrete layer 16, and when a vehicle overloads and rolls a subgrade, a damping effect is achieved through the cooperation effect of the concrete piles 6 and damping springs 19, when the asphalt layer 17, the concrete layer 16, the gravel layer 15 and the bottom plate 8 move downwards in a small range under the action of an overloaded vehicle, the asphalt layer, the concrete layer, the gravel layer and the bottom plate are reset through the supporting springs 18, thereby reducing damage to the roadbed, when rainwater enters the cavity formed by the bottom plate 8 and the rubber cushion layer 3 through the water drain holes 11, rainwater enters the sleeve 7 along the water inlet hole 13 under the action of the guide plate 5, is absorbed by the sponge body 12, when the bottom plate 8 moves downwards in a small range, the bottom plate 8 drives the piston 9 to move downwards through the movable rod 10, the sponge body 12 is extruded when the piston 9 moves downwards, rainwater in the sponge body 12 is extruded out, the water inlet hole 13 is sealed under the action of the sealing cover 14, the extruded rainwater is discharged through the drain pipe 20 under the action of pressure, thereby reach and prevent that the rainwater from destroying the phenomenon that road bed inner structure leads to the highway to appear subsiding in long-time infiltration process, improve highway life.

The upper surface of the rubber cushion layer 3 is fixedly connected with a guide plate 5, and rainwater enters the sleeve 7 along the water inlet hole 13 under the action of the guide plate 5.

The sponge 12 is arranged inside the sleeve 7, and rainwater is absorbed by the sponge 12.

And a supporting spring 18 is fixedly connected between the bottom plate 8 and the sleeve 7, and when the asphalt layer 17, the concrete layer 16, the gravel layer 15 and the bottom plate 8 move downwards in a small range under the action of an overloaded vehicle, the supporting spring 18 resets the bottom plate.

A drain hole 11 is formed in the bottom plate 8, and rainwater enters a cavity formed by the bottom plate 8 and the rubber cushion layer 3 through the drain hole 11.

The asphalt layer 17 and the concrete pile 6 are fixedly connected with a damping spring 19 therebetween, and the damping spring 19 plays a role in damping.

The inside of plain soil layer 1 is inserted with drain pipe 20 that extends to the inside of sleeve pipe 7, discharges the rainwater through drain pipe 20.

When the utility model is used, when the vehicle is overloaded and rolls the roadbed, the shock absorption effect is achieved through the matching effect of the concrete pile 6 and the shock absorption spring 19, and when the asphalt layer 17, the concrete layer 16, the gravel layer 15 and the bottom plate 8 move downwards in a small range under the effect of the overloaded vehicle, the asphalt layer is reset through the supporting spring 18, so that the damage to the roadbed is reduced;

when rainwater enters a cavity consisting of the bottom plate 8 and the rubber cushion layer 3 through the drain hole 11, the rainwater enters the interior of the sleeve 7 along the water inlet hole 13 under the action of the guide plate 5 and is absorbed by the sponge body 12, when the bottom plate 8 moves downwards in a small range, the bottom plate 8 drives the piston 9 to move downwards through the movable rod 10, the sponge body 12 is extruded when the piston 9 moves downwards, the rainwater in the sponge body 12 is extruded out, the water inlet hole 13 is sealed under the action of the sealing cover 14, the extruded rainwater is discharged through the drain pipe 20 under the action of pressure, and therefore the phenomenon that the rainwater damages the internal structure of a roadbed in a long-time permeation process to cause the settlement of a road is prevented, and the service life of the road is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a highway subgrade anti-settlement structure, includes plain soil layer (1), its characterized in that: the upper surface of the plain soil layer (1) is provided with a reinforcing layer (2), the upper surface of the reinforcing layer (2) is provided with a rubber cushion layer (3), the upper surface of the rubber cushion layer (3) is provided with a groove (4), the upper surface of the plain soil layer (1) is spliced with a concrete pile (6), a sleeve (7) and a bottom plate (8) are respectively and fixedly connected between the two concrete piles (6), a piston (9) is arranged inside the sleeve (7), the top of the piston (9) is fixedly connected with a movable rod (10) extending out of the sleeve (7), one side of the sleeve (7) is provided with a water inlet (13), the inside of the water inlet (13) is movably connected with a sealing cover (14), the upper surface of the bottom plate (8) is provided with a gravel layer (15), the upper surface of the gravel layer (15) is provided with a concrete layer (16), and an asphalt layer (17) is arranged on the surface of the concrete layer (16).

2. The highway subgrade settlement-preventing structure according to claim 1, which is characterized in that: the upper surface of the rubber cushion layer (3) is fixedly connected with a guide plate (5).

3. The highway subgrade settlement-preventing structure according to claim 1, which is characterized in that: a sponge body (12) is arranged inside the sleeve (7).

4. The highway subgrade settlement-preventing structure according to claim 1, which is characterized in that: and a supporting spring (18) is fixedly connected between the bottom plate (8) and the sleeve (7).

5. The highway subgrade settlement-preventing structure according to claim 1, which is characterized in that: a drain hole (11) is formed in the bottom plate (8).

6. The highway subgrade settlement-preventing structure according to claim 1, which is characterized in that: and a damping spring (19) is fixedly connected between the asphalt layer (17) and the concrete pile (6).

7. The highway subgrade settlement-preventing structure according to claim 1, which is characterized in that: and a drain pipe (20) extending into the sleeve (7) is inserted into the plain soil layer (1).