CN219568502U - Roadbed structure for preventing and treating diseases - Google Patents

Abstract

The utility model discloses a roadbed structure for preventing and treating diseases, which comprises a roadbed body and a substrate, wherein the bottom end of the roadbed body is the substrate, drainage grooves are formed in two sides of the substrate, reinforcing ribs are arranged in the roadbed body, a grid green belt is arranged between two adjacent groups of reinforcing ribs at a slope surface, a step is arranged at the bottom of the roadbed body, a plurality of groups of drainage pipes are fixedly connected to the roadbed body at the step, a drainage slope is arranged at the top end of the interior of the substrate, the drainage slope is communicated with the drainage grooves, and the drainage pipes are positioned above the drainage slope. This roadbed structure of prevention and cure disease is through being provided with drain pipe, drainage slope, water drainage tank, waterproof geotechnique's cloth, and drainage structure convenient to detach and maintenance prevent through outside drainage and inside waterproof double construction that rivers from oozing layer by layer, have guaranteed the ground and have not frozen the problem that causes the frost damage because of the infiltration in winter that causes the soil that expands, have drainage freeze-proof effect, have solved the water erosion.

Description

Roadbed structure for preventing and treating diseases

Technical Field

The utility model relates to the technical field of roadbed structures, in particular to a roadbed structure for preventing and treating diseases.

Background

In the north of China, damage to highway subgrade is caused by diseases caused by seasonal frozen soil, so that a construction scheme capable of removing the frozen soil is required to be designed when mountainous and soil highway is built and slope is built, and damage to the highway caused by seasonal environmental factors is prevented.

The prior art patent CN101956355a provides a roadbed structure for preventing and curing road diseases in a frozen area, a layer of composite waterproof and drainage plate is laid on the full section of the original roadbed bottom surface width range of the foundation soil during roadbed filling, the composite waterproof and drainage plate is filled with lower embankment filling soil to the maximum frozen depth elevation of the road, the composite waterproof and drainage plate with the maximum frozen depth is laid along the full section of the roadbed again, the embankment foundation soil is continuously filled to the designed embankment elevation, the three-dimensional geogrid is laid on the full section of the top surface of the roadbed, the composite waterproof and drainage plate is laid on the full section of the original roadbed bottom surface at the maximum frozen depth of the road, the three-dimensional geogrid is laid on the top surface of the roadbed along the cross section direction of the roadbed, the composite geomembrane of the base composite waterproof and drainage plate laid between the lower embankment filling soil and the foundation soil is upward, and the geotechnical cloth is downward. The structure is simple, the humidity of the roadbed is reduced, the integral rigidity of the roadbed is improved, the road freezing injury of the season frozen area is reduced, the effect of preventing and treating the road disease of the season frozen area is obvious, and the application and popularization prospect is provided.

1. The waterproof of the road base structure in the application document prevents underwater seepage and migration through the composite geomembrane of the composite waterproof and drainage plate, but in winter, water flow is easy to freeze on the road surface directly, water on the road surface cannot be discharged rapidly, the single-layer internal waterproof structure is still insufficient to meet the drainage requirement, and maintenance is not easy;

2. the three-dimensional geogrid adopted by the pavement increases rigidity, a better multilayer composite structure does not exist in the roadbed to improve the strength of the substrate, and once the roadbed is easily cracked from the bottom layer, humidification diseases can be caused no matter whether the roadbed is cracked in summer for water seepage or cracked in winter;

3. the roadbed is built by not fully utilizing recyclable natural materials, air pollution is caused by pollution discharged during material production and greenhouse gases, and along with the proposal of green economy, the cost pressure of a roadbed filling scheme with high production cost can be gradually increased.

In view of this, we propose a roadbed structure for disease control to solve the above problems.

Disclosure of Invention

The utility model aims to provide a roadbed structure for preventing and treating diseases, which solves the problems that the waterproof structure is still insufficient to meet the drainage requirement and is difficult to maintain 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 roadbed structure of prevention and cure disease, includes roadbed body and basement, the bottom of roadbed body is the basement, the both sides of basement are water drainage tank, the inside of roadbed body is provided with consolidates the muscle, consolidate and be provided with the grid greenbelt in domatic department between the muscle adjacent two sets of, the bottom of roadbed body is provided with the step, roadbed body is in step department fixedly connected with multiunit drain pipe, the inside top of basement is provided with the drainage slope, the drainage slope is linked together with the water drainage tank, the drain pipe is located the top of drainage slope.

Preferably, the slope of the roadbed body is a coarse sand layer, and the coarse sand layer is filled with crushed sand soil and coarse sand aggregate.

Preferably, the surface of the top end of the roadbed body is an asphalt pavement, the bottom end of the asphalt pavement is a water-resisting layer, the bottom end of the water-resisting layer is an anti-freezing layer, the water-resisting layer is paved by waterproof geotechnical cloth, and the inside of the anti-freezing layer is filled with heat-insulating concrete and solidified.

Preferably, the surface of the top end of the roadbed body is an asphalt pavement, the bottom end of the asphalt pavement is a water-resisting layer, the bottom end of the water-resisting layer is an anti-freezing layer, the water-resisting layer is paved by waterproof geotechnical cloth, and the inside of the anti-freezing layer is filled with heat-insulating concrete and solidified.

Preferably, the bottom of the embedded layer is provided with a base layer, the bottom of the base layer is provided with an anti-cracking layer, the inside of the base layer is filled and solidified by high-strength concrete, and the anti-cracking layer is made of foundation rock soil material.

Preferably, a reserved groove for installing a water supply and drainage pipe is formed in the bottom of the slope of the roadbed body.

Preferably, the drain pipe is fixedly connected in the roadbed body by adopting a screw.

Compared with the prior art, the utility model has the beneficial effects that: the roadbed structure for preventing and controlling the diseases not only realizes the problem of reducing the freezing injury caused by water erosion, preventing the road surface dry crack diseases and the humidifying diseases caused by crack water seepage, but also realizes the advantages of low-carbon economic materials, and has good social prospect;

(1) The drainage pipe, the drainage slope, the drainage groove and the waterproof geotechnical cloth are arranged, in rainy days, the rainwater drainage pipe is arranged to the drainage slope, and is discharged from the drainage groove to the sewer pipeline system from the drainage slope, the drainage structure is convenient to detach and maintain, water is prevented from penetrating downwards layer by layer through the external drainage and internal waterproof double structure, the foundation is prevented from being swelled due to freezing of water seepage in winter, the good drainage anti-freezing effect is achieved, and the problem of freezing injury caused by water erosion is reduced;

(2) By arranging the heat-insulating concrete, the high-strength concrete, the foundation rock soil, the coarse sand cement and the consolidation ribs, the whole roadbed body has high structural strength and good heat-insulating effect, the condition that the pavement is broken due to lower layer cracking caused by high-temperature melting of the asphalt pavement can be reduced in summer, the bearing capacity of the whole roadbed body is improved, and the wet diseases caused by pavement dry cracking diseases and crack water seepage are prevented;

(3) Through being provided with coarse sand cement, hard rock cinder draws materials in ground cinder and colliery abandonment material, but landfill foundation behind the secondary recovery is fully used as building material, has reduced the environmental pollution that produces the cement material of production and has produced, and material cost is low, has the material advantage under low carbon economy, has good social prospect.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic side view of the roadbed body according to the present utility model.

In the figure: 1. a roadbed body; 2. coarse sand layer; 3. a step; 4. a drainage slope; 5. a substrate; 6. a drainage channel; 7. a grid green belt; 8. consolidating the tendons; 9. a drain pipe; 10. asphalt pavement; 11. a water-resistant layer; 12. an anti-freezing layer; 13. a reinforcing layer; 14. a buried layer; 15. building a base layer; 16. an anti-crack layer; 17. waterproof geotextile; 18. thermal insulation concrete; 19. coarse gravel cement; 20. hard rock coal slag; 21. high-strength concrete; 22. foundation rock soil.

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. 1-4, a roadbed structure for disease prevention comprises a roadbed body 1 and a substrate 5, wherein the substrate 5 is arranged at the bottom end of the roadbed body 1, water drainage grooves 6 are arranged at two sides of the substrate 5, reinforcing ribs 8 are arranged in the roadbed body 1, a grid green belt 7 is arranged between two adjacent groups of reinforcing ribs 8 at a slope surface, a step 3 is arranged at the bottom of the roadbed body 1, a plurality of groups of water drainage pipes 9 are fixedly connected to the roadbed body 1 at the step 3, a water drainage slope 4 is arranged at the top end of the interior of the substrate 5, the water drainage slope 4 is communicated with the water drainage grooves 6, and the water drainage pipes 9 are positioned above the water drainage slope 4;

the bottom of the slope of the roadbed body 1 is provided with a reserved groove for installing a water supply and drainage pipe 9, and the drainage pipe 9 is fixedly connected in the roadbed body 1 by adopting a screw;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, coarse sand layer 2 is laid around grid greenbelt 7 in roadbed body 1, in rainy weather, a large amount of surface ponding flows downwards from coarse sand layer 2, and finally drain from drain pipe 9 to drain slope 4, drain from drain tank 6 to sewer piping system again by drain slope 4, drain structure convenient to detach and maintenance, inside roadbed body 1, water-proof layer 11 of bituminous paving 10 bottom prevents that rivers from oozing layer upon layer through waterproof geotechnical cloth 17, has guaranteed the ground and has not frozen the soil that expands because of the infiltration in winter, has better drainage freeze-proof effect, reduces the freeze injury problem that the water erosion caused.

Example 2: the slope of the roadbed body 1 is a coarse sand layer 2, the coarse sand layer 2 is filled with crushed sand and coarse sand aggregate, the top surface of the roadbed body 1 is an asphalt pavement 10, the bottom end of the asphalt pavement 10 is a water-resisting layer 11, the bottom end of the water-resisting layer 11 is an anti-freezing layer 12, the water-resisting layer 11 is paved by waterproof geotextile 17, the inside of the anti-freezing layer 12 is filled and solidified by thermal insulation concrete 18, the bottom end of a landfill layer 14 is provided with a building base layer 15, the bottom end of the building base layer 15 is provided with an anti-cracking layer 16, the inside of the building base layer 15 is filled and solidified by high-strength concrete 21, and the anti-cracking layer 16 is made of foundation rock soil 22;

specifically, as shown in fig. 1, 2 and 4, the antifreeze layer 12 is filled with heat-insulating concrete 18, the building base layer 15 is filled with high-strength concrete 21, the overall rigidity is ensured by a plurality of groups of reinforcing ribs 8 penetrating through the roadbed body 1, and the foundation rock soil 22 is reinforced, so that the whole roadbed body 1 has high structural strength and good heat-insulating effect, the condition that the pavement is broken due to lower layer cracking caused by high-temperature melting of the asphalt pavement 10 can be reduced in summer, the bearing capacity of the whole roadbed body 1 is improved, and the humidifying diseases caused by crack water seepage are prevented.

Example 3: the bottom end of the antifreezing layer 12 is a reinforcing layer 13, the bottom end of the reinforcing layer 13 is provided with a buried layer 14, the reinforcing layer 13 is poured with coarse gravel cement 19, and the buried layer 14 is buried by adopting hard rock coal slag 20;

specifically, as shown in fig. 1, 2 and 4, the roadbed body 1 is internally provided with the reinforcing layer 13 and the buried layer 14, coarse gravel cement 19 and hard rock coal slag 20 are respectively adopted as filling materials, the hard rock coal slag 20 is obtained from rock-soil slag and coal mine waste materials, and the materials can be recycled for the second time and then used as filling materials, so that the roadbed body is fully used as building materials, reduces environmental pollution generated in cement material production, has the advantages of low-carbon and economical materials, and has good social prospect.

Working principle: when the road bed is used, firstly, a frame of a road bed body 1 is arranged above a substrate 5, a consolidating rib 8 is arranged, foundation rock 22 is paved on the upper layer of a step 3, then a layer of high-strength concrete 21 is paved on the foundation rock 22, the condition that the lower layer is cracked and broken due to high-temperature melting of an asphalt pavement 10 can be reduced in summer, after the asphalt pavement is dried, hard rock coal slag 20 is paved, the hard rock coal slag 20 is obtained from the rock and soil slag and coal mine waste, the materials can be recycled for filling the supplement, the materials are fully used as building materials, then coarse gravel cement 19 is poured above the materials, after the materials are solidified, heat-insulating concrete 18 is paved, finally waterproof geotextile 17 is arranged for water isolation, after the whole road bed structure is shaped, a grid green belt 7 is built on the slope surface, a coarse sand layer 2 is paved around the slope surface, a large amount of pavement water flows downwards from the coarse sand layer 2, finally, is discharged from a drain pipe 9 to a drain slope 4, and is discharged from a drain tank 6 to a sewer pipeline system.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a roadbed structure of prevention and cure disease, includes roadbed body (1) and basement (5), its characterized in that: the road bed is characterized in that the bottom of the road bed body (1) is a substrate (5), drainage grooves (6) are formed in two sides of the substrate (5), reinforcing ribs (8) are arranged in the road bed body (1), grid green belts (7) are arranged between two adjacent groups of reinforcing ribs (8) at the slope, steps (3) are arranged at the bottoms of the road bed body (1), the road bed body (1) is fixedly connected with a plurality of groups of drainage pipes (9) at the steps (3), drainage slopes (4) are arranged at the top ends of the substrate (5), the drainage slopes (4) are communicated with the drainage grooves (6), and the drainage pipes (9) are located above the drainage slopes (4).

2. The subgrade structure for controlling diseases according to claim 1, wherein: the slope of the roadbed body (1) is a coarse sand layer (2).

3. The subgrade structure for controlling diseases according to claim 1, wherein: the road bed is characterized in that the surface of the top end of the road bed body (1) is an asphalt pavement (10), the bottom end of the asphalt pavement (10) is a water-resisting layer (11), the bottom end of the water-resisting layer (11) is an anti-freezing layer (12), the water-resisting layer (11) is paved by waterproof geotechnical cloth (17), and the inside of the anti-freezing layer (12) is filled with heat-insulating concrete (18) for solidification molding.

4. A disease controlling roadbed structure according to claim 3, wherein: the bottom of the antifreezing layer (12) is a reinforcing layer (13), a buried layer (14) is arranged at the bottom of the reinforcing layer (13), coarse gravel cement (19) is poured into the reinforcing layer (13), and the buried layer (14) is buried by hard rock coal slag (20).

5. The subgrade structure for controlling diseases according to claim 4, wherein: the bottom of landfill layer (14) is provided with and builds basic unit (15), the bottom of build basic unit (15) is provided with crack resistant layer (16), build basic unit (15) inside by high strength concrete (21) filling solidification shaping, crack resistant layer (16) are ground soil (22) material.

6. The subgrade structure for controlling diseases according to claim 1, wherein: the roadbed body (1) slope bottom is provided with a reserved groove for installing a water supply and drainage pipe (9).

7. The subgrade structure for controlling diseases according to claim 1, wherein: the drain pipe (9) is fixedly connected in the roadbed body (1) by adopting a screw.