CN213772776U

CN213772776U - Green road for recycled concrete

Info

Publication number: CN213772776U
Application number: CN202022272729.8U
Authority: CN
Inventors: 李亚普
Original assignee: Hebei Yuechen Road And Bridge Engineering Co ltd
Current assignee: Hebei Yuechen Road And Bridge Engineering Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-07-23
Anticipated expiration: 2030-10-13

Abstract

The utility model relates to a green road for recycled concrete, it includes basic unit, recycled concrete layer and the metalling of permeating water, the metalling of permeating water is located between basic unit and the recycled concrete layer, and recycled concrete layer is located the top on the metalling of permeating water, and the basic unit upper surface is from length direction both sides wall to length direction central line tilt up gradually, and this application has the drainage performance who improves the road, reduces the effect of the condition of urban waterlogging.

Description

Green road for recycled concrete

Technical Field

The application relates to the technical field of road construction, in particular to a green road for recycled concrete.

Background

The recycled concrete is a green road which is formed by pouring recycled concrete, and the green road for the recycled concrete is a green environment-friendly road which is formed by pouring the recycled concrete.

The existing road is generally constructed by firstly leveling and compacting a road surface to form a roadbed, then erecting steel templates on two sides of the roadbed along the length direction of the roadbed, then pouring concrete into the steel templates, paving asphalt after the concrete is hardened, and then completing pavement of the road.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the existing road has better strength, but has poorer water permeability, so that the urban waterlogging frequently occurs.

SUMMERY OF THE UTILITY MODEL

In order to improve the drainage performance of roads and reduce urban inland inundation, the application provides a green road for recycled concrete.

The application provides a green road for recycled concrete adopts following technical scheme: the utility model provides a green road for recycled concrete, includes basic unit, recycled concrete layer and the rubble layer that permeates water, and the rubble layer that permeates water is located between basic unit and the recycled concrete layer, and the recycled concrete layer is located the top on the rubble layer that permeates water, and the basic unit upper surface is from length direction both sides wall upwards slope gradually to length direction central line.

Through adopting above-mentioned technical scheme, at the in-process that green road laid for the concrete, at first tamp the basic unit, guarantee simultaneously that the upper surface of basic unit inclines from length direction both sides wall to length direction central line on line gradually, lay the metalling that permeates water at the basic unit upper surface this moment, metalling upper surface that permeates water is in for the horizontal plane, at this moment pour recycled concrete layer in the top on metalling that permeates water, because concrete layer self has better hydroscopicity and water permeability, when the road surface has water, recycled concrete layer can realize the water seepage, the metalling that permeates water simultaneously cooperates and uses and to realize accelerating the infiltration of water, and then improved the drainage performance of road, the condition that has reduced urban waterlogging appears.

Optionally, an impermeable layer is arranged between the base layer and the permeable gravel layer.

Through adopting above-mentioned technical scheme, the setting up of barrier layer can reduce in water permeates the basic unit, and the stability of basic unit has been guaranteed in the setting up of barrier layer, and then has guaranteed durability and stability that the road was used.

Optionally, the slope of the upper surface of the base layer is 3%.

Through adopting above-mentioned technical scheme, the slope of basic unit's upper surface slope can guarantee that water flows to the both sides of basic unit along the upper surface of basic unit, and the degree of inclination can not cause the influence to the stability of the metalling of permeating water simultaneously, has guaranteed the stability that the road used when guaranteeing the drainage effect.

Optionally, basic unit length direction both sides wall is provided with drainage assembly, and drainage assembly includes drainage pipe and filter plate, and drainage pipe has seted up the intercommunication mouth near the lateral wall upper end that permeates water the metalling, filters the fixed the inlaying of filter plate and establishes in the intercommunication mouth, and the bottom of intercommunication mouth is not higher than the lower surface of metalling.

Through adopting above-mentioned technical scheme, when rainfall is great, the water that flows to the metalliferous feed that permeates water flows in the metalliferous feed layer, and then in following intercommunication mouth flow direction drainage pipe, filters setting up of otter board and can prevent to permeate water the metalliferous feed layer and drop in drainage pipe, and the drainage subassembly set up the drainage ability that has improved the road, and then the circumstances that has reduced urban waterlogging appears.

Optionally, the side wall of the filter screen plate, which is away from the drainage pipeline, is fixedly connected with a permeable geotextile layer.

Through adopting above-mentioned technical scheme, the setting on geotechnological cloth layer that permeates water can block the silt of basic unit, can also reduce the impurity that drops in drainage pipe simultaneously, and then guarantees the stability that drainage pipe used.

Optionally, a cross beam is fixedly connected between the filter screen plate and the inner wall of the drainage pipeline.

Through adopting above-mentioned technical scheme, the setting up of crossbeam improves the stability of being connected of filter plate and drainage pipe, has improved drainage subassembly's wholeness simultaneously, and when basic unit and the rubble layer that permeates water received the extrusion, the stability that drainage subassembly used has been guaranteed in the setting up of crossbeam.

Optionally, support columns are arranged in the drainage pipeline, the support columns are vertically arranged, and the support columns are distributed at equal intervals along the length direction of the drainage pipeline.

Through adopting above-mentioned technical scheme, when the vehicle was out of the way on the recycled concrete of drainage pipe top, the stability that drainage pipe used has been guaranteed in the setting of support column, can also guarantee the stability and the integrality of recycled concrete layer simultaneously.

Optionally, a drain hole is formed in the upper surface of the recycled concrete layer, the drain hole penetrates through the drainage pipeline and is communicated with the drainage pipeline, an embedded groove is communicated with one side, close to the upper surface of the recycled concrete layer, of the drain hole, and a water permeable cover plate is arranged in the embedded groove.

By adopting the technical scheme, the arrangement of the drain holes can facilitate water on the recycled concrete layer to pass through the cover plate and directly flow into the drainage pipeline, so that the drainage rate of the road is improved, and meanwhile, the arrangement of the caulking grooves improves the connection stability of the cover plate and the recycled concrete road surface.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the base layer, the permeable gravel layer and the regenerated concrete layer improves the drainage performance of the road and reduces the urban inland inundation;

2. the arrangement of the waterproof layer and the drainage assembly improves the drainage rate of the road and reduces the possibility of urban waterlogging;

3. the arrangement of the drain holes, the caulking grooves and the cover plate increases the drainage performance of the upper surface of the regenerated concrete layer, so that water flowing into the drainage pipeline is accelerated, and water collection is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a partial sectional view showing a drain hole.

Description of reference numerals: 1. a base layer; 2. regenerating the concrete layer; 21. a drain hole; 22. caulking grooves; 3. a water-permeable crushed stone layer; 4. an impermeable layer; 5. a drainage assembly; 51. a water discharge pipeline; 511. a communication port; 52. a filter screen plate; 6. a permeable geotextile layer; 7. a support pillar; 8. a cover plate; 9. a cross member.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a green road for recycled concrete.

Referring to fig. 1 and 2, the green road for the recycled concrete includes base layer 1, recycled concrete layer 2 and the rubble layer 3 that permeates water, the rubble layer 3 that permeates water is located between base layer 1 and recycled concrete layer 2, and recycled concrete layer 2 is located the top of the rubble layer 3 that permeates water, the upper surface of base layer 1 inclines on the line gradually from length direction both sides wall to upper surface length direction central line, the slope of base layer 1 upper surface is 3%, base layer 1 and the length direction both sides wall that permeates water rubble layer 3 are provided with drainage component 5 that is used for improving road surface drainage performance, drainage component 5 is located recycled concrete layer 2 below. The recycled concrete has good water absorption capacity and water seepage capacity due to the characteristics of the recycled concrete layer, when the upper surface of the recycled concrete layer 2 has accumulated water, the accumulated water permeates into the water-permeable gravel layer 3 through the recycled concrete layer 2, and flows to the drainage assembly 5 under the inclined plane of the base layer 1, and is discharged through the drainage assembly 5, so that the drainage performance of a road is improved, and the urban waterlogging is reduced.

Referring to fig. 1, an impermeable layer 4 is arranged between a base layer 1 and a permeable gravel layer 3, the impermeable layer 4 is made of asphalt waterproof materials, and asphalt waterproof coiled materials are laid in a multilayer manner to form the impermeable layer 4, so that water flowing to the base layer 1 can be reduced by the arrangement of the impermeable layer 4, the stability of the base layer 1 is guaranteed, and the stability of a regenerated concrete layer 2 is guaranteed finally.

Referring to fig. 1, the drainage assembly 5 includes a drainage pipe 51 and a filter screen 52, the drainage pipe 51 is a rectangular tubular structure, the upper end of the side wall of the drainage pipe 51 close to the permeable gravel layer 3 is provided with a communication port 511, the communication port 511 is provided in the length direction of the drainage pipe 51, the lower surface of the communication port 511 is not higher than the lower surface of the gravel layer, the filter screen 52 is embedded and fixedly connected in the communication port 511, one end of the filter screen 52 away from the drainage pipe 51 is fixedly connected with a permeable geotextile layer 6, after the water in the recycled concrete layer 2 flows towards the permeable gravel layer 3, the water flows into the drainage pipe 51 through the communication port 511 along the upper surface of the base layer 1 under the blocking of the waterproof layer, the arrangement of the filter screen 52 ensures the stability of the drainage assembly 5, and simultaneously the filter screen 52 and the permeable geotextile layer 6 can prevent the impurities from flowing into the drainage pipe 51, thereby ensuring the drainage stability of the drainage assembly 5.

Referring to fig. 1, a cross beam 9 is fixedly connected between the filter screen plate 52 and the drainage pipeline 51, the arrangement of the cross beam 9 improves the resistance of the drainage pipeline 51 against the influence caused by the extrusion of the permeable gravel layer 3, and the arrangement of the support columns 7 improves the pressure resistance of the drainage pipeline 51, so that the stability and the use durability of the whole road are ensured.

Referring to fig. 1 and 2, a drain hole 21 is formed in the long surface of the recycled concrete layer 2 close to the side wall in the length direction, the drain hole 21 penetrates through the recycled concrete layer 2 and the upper surface of the drainage pipeline 51, an embedded groove 22 is communicated with one side of the drain hole 21 close to the upper surface of the recycled concrete layer 2, a cover plate 8 is embedded in the embedded groove 22, and the cover plate 8 is of a porous plate-shaped structure. The arrangement of the drain holes 21 improves the drainage performance of the road, and the arrangement of the caulking grooves 22 improves the stability of the connection of the cover plate 8 and the recycled concrete layer 2.

The implementation principle of the green road for the recycled concrete in the embodiment of the application is as follows: when precipitation occurs, a part of water flows into the drainage pipeline 51 through the drainage holes 21 and is drained away through the drainage pipeline 51, and the rest part of water permeates through the recycled concrete layer 2 and the permeable gravel layer 3 and flows into the drainage pipeline 51 under the blocking and guiding of the impermeable layer 4, so that the drainage performance of the guiding is improved, and the occurrence of waterlogging is reduced.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A green road for recycled concrete is characterized in that: including basic unit (1), regeneration concrete layer (2) and the rubble layer (3) that permeates water, the rubble layer (3) that permeates water is located between basic unit (1) and regeneration concrete layer (2), and regeneration concrete layer (2) are located the top of the rubble layer (3) that permeates water, and basic unit (1) upper surface is from length direction both sides wall upwards slope gradually to length direction central line.

2. The green road for recycled concrete according to claim 1, wherein: an impermeable layer (4) is arranged between the base layer (1) and the permeable gravel layer (3).

3. The green road for recycled concrete according to claim 1, wherein: the gradient of the upper surface of the base layer (1) is 3%.

4. The green road for recycled concrete according to claim 1, wherein: basic unit (1) length direction both sides wall is provided with drainage subassembly (5), and drainage subassembly (5) include drainage pipe (51) and filter plate (52), and drainage pipe (51) are close to the lateral wall upper end of metalling (3) that permeates water and have seted up intercommunication mouth (511), and filter plate (52) are fixed to be inlayed and are established in intercommunication mouth (511), and the bottom of intercommunication mouth (511) is not higher than the lower surface of metalling (3) that permeates water.

5. The green road for recycled concrete according to claim 4, wherein: and the side wall of the filter screen plate (52) departing from the drainage pipeline (51) is fixedly connected with a permeable geotextile layer (6).

6. The green road for recycled concrete according to claim 4, wherein: and a cross beam (9) is fixedly connected between the filter screen plate (52) and the inner wall of the drainage pipeline (51).

7. The green road for recycled concrete according to claim 4, wherein: be provided with support column (7) in drainage pipe (51), support column (7) vertical setting, and support column (7) distribute along the length direction equidistance of drainage pipe (51).

8. The green road for recycled concrete according to claim 4, wherein: the water draining hole (21) is formed in the upper surface of the recycled concrete layer (2), the water draining hole (21) penetrates through the water draining pipeline (51) and is communicated with the water draining pipeline (51), one side, close to the upper surface of the recycled concrete layer (2), of the water draining hole (21) is communicated with an embedded groove (22), and a water permeable cover plate (8) is arranged in the embedded groove (22).