CN218812963U - Pervious concrete pavement using construction waste as aggregate - Google Patents

Abstract

The utility model discloses an utilize concrete pavement that permeates water of building rubbish as aggregate, including ramming the soil layer, ramming the soil layer top and being equipped with the rubble bed course, rubble bed course middle part is equipped with the honeycomb network, rubble bed course top is equipped with the sand filter, the sand filter top is equipped with the thick concrete layer that permeates water, the thick concrete layer top that permeates water is equipped with the thin concrete layer that permeates water, the thick concrete layer that permeates water transversely is equipped with a plurality of water drainage tank between concrete layer and the thin concrete layer that permeates water, the utility model provides a process is more when constructing this kind of concrete pavement now, avoids loaded down with trivial details when for traditional concrete pavement that permeates water construction, and the relatively poor problem of the concrete pavement base stability that permeates water of this kind of structure, improves and optimizes through the structure to the concrete pavement that permeates water for each aspect of concrete pavement is laid simply, and the concrete pavement structural stability that permeates water is high.

Description

Pervious concrete pavement using construction waste as aggregate

Technical Field

The utility model relates to a concrete road surface technical field specifically is an utilize concrete road surface that permeates water of building rubbish as aggregate.

Background

Pervious concrete is also called porous concrete, sand-free concrete or pervious terrace. The pervious concrete is porous lightweight concrete prepared by mixing aggregate, cement, reinforcing agent and water, and does not contain fine aggregate; the pervious concrete is a cellular structure with uniformly distributed pores formed by coating a thin layer of cement slurry on the surface of coarse aggregate and bonding the thin layer of cement slurry, so that the pervious concrete has the characteristics of air permeability, water permeability and light weight.

Chinese patent grant publication No. CN206256336U discloses a permeable concrete pavement structure capable of purifying water quality, and belongs to the field of pavement structures. The permeable concrete filtering and compacting device comprises a permeable concrete surface layer, a percolation cushion layer, a gravel layer, a non-woven fabric filtering layer and a plain soil compacting layer. The infiltration cushion layer and the non-woven fabric filter layer are added into a common pavement structure, so that rainwater infiltration is smoother, the filtration effect is better, the used materials are cheap, and the cost is greatly reduced compared with other infiltration type pavement materials; in addition, in order to adapt to different types of ground, such as places with small bearing capacity, such as sidewalks, non-motor lanes and the like, the infiltration cushion layer is paved by adopting stones with the grain size of 5-10mm, so that the cost is further reduced; in places with larger bearing capacity such as motor vehicle lanes and parking lots, the infiltration cushion layer is formed by laying reinforced cement, and holes for water filtration are reserved on the infiltration cushion layer, so that the ground strength is improved.

The pervious concrete pavement described in the above patent has the following problems: the existing concrete pavement is more in working procedures during construction, and compared with the traditional permeable concrete pavement, the construction is avoided to be complicated, and the stability of the permeable concrete pavement base with the structure is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utilize pervious concrete pavement of building rubbish as aggregate, the process is more when aiming at improving current this kind of concrete pavement construction, avoids loaded down with trivial details when for traditional pervious concrete pavement construction, and the relatively poor problem of pervious concrete pavement basement stability of this kind of structure.

The utility model discloses a realize like this:

the utility model provides an utilize concrete pavement that permeates water of building rubbish as aggregate, including the rammed earth layer, rammed earth layer top is equipped with the rubble bed course, rubble bed course middle part is equipped with the honeycomb net, rubble bed course top is equipped with the sand filtering layer, sand filtering layer top is equipped with the honeycomb net, the honeycomb net is formed by the polyethylene plastics preparation, and the honeycomb net has intensive spacing check after pulling open, the honeycomb net plays carries out spacing effect to rubble bed course and sand filtering layer, sand filtering layer top is equipped with thick concrete layer that permeates water, thick concrete layer top of permeating water is equipped with thin concrete layer that permeates water, and transversely be equipped with a plurality of water drainage tank between thick concrete layer and the thin concrete layer that permeates water, the water drainage tank inboard is equipped with a plurality of guiding gutters.

By adopting the technical scheme, the rammed earth layer is convenient for stabilizing the substrate of the whole permeable concrete pavement, the problem of collapse of the permeable concrete pavement is avoided, the broken stone cushion layer can improve the permeable effect of the permeable concrete pavement, the broken stone cushion layer can also be matched with the rammed earth layer to stabilize the whole permeable concrete pavement, the cellular network can be used for stabilizing broken stones of the broken stone cushion layer at the inner side of the cellular network, the cellular network can also be used for stabilizing sands of the sand filter layer at the inner side of the cellular network, the problem of sand loss is avoided, the cellular network is convenient to store, the broken stone and the sands can be conveniently pulled open during use, the permeable concrete pavement can be conveniently and quickly used during construction, the limit grids are convenient for limiting the broken stones and the sands, the broken stone cushion layer and the sand filter layer are convenient to stabilize, the sand filter layer can filter water while permeating water, the coarse permeable concrete layer is matched with the fine permeable concrete layer and the drainage grooves to ensure that the concrete pavement is smoothly drained, the concrete pavement is simple to lay, the operation is convenient, and the diversion grooves are convenient for assisting the permeable concrete pavement.

Optionally, the gravel cushion layer is laid to be 200mm thick, and the gravel cushion layer takes gravel in the construction waste as aggregate.

Through adopting above-mentioned technical scheme, the rubble bed course is laid 200mm thickness and is made the rubble bed course to lay and make the sufficient stability of whole concrete permeable pavement base on the rammer layer, and 200mm thickness is laid to the rubble bed course, and the rubble bed course adopts the rubble in the building rubbish to act as the aggregate and be the utilization ratio that improves the wastes material, is favorable to the energy can be saved and reduce cost as the raw materials.

Optionally, the coarse pervious concrete layer is formed by mixing and paving aggregate with the particle size of 10mm, cement, water and an SR pervious concrete reinforcing agent in a stirring manner, and the thickness of the coarse pervious concrete layer is 70mm.

Through adopting above-mentioned technical scheme, the thick concrete layer that permeates water of this kind of structure can cooperate the thin concrete layer that permeates water to be quick to be hydrophobing, has guaranteed the water permeability of the concrete road surface that permeates water, and the thick concrete layer that permeates water of this kind of structure can strengthen the intensity of the concrete road surface that permeates water.

Optionally, the fine pervious concrete layer is formed by mixing and paving aggregate with the particle size of 5mm, cement, toner, water and an SR pervious concrete reinforcing agent in a stirring manner, and the thickness of the fine pervious concrete layer is 30mm.

By adopting the technical scheme, the thin permeable concrete layer of the structure is mainly paved above the thick permeable concrete layer, and the thin permeable concrete layer is more wear-resistant compared with the thick permeable concrete layer, so that the problem that aggregate of the permeable concrete pavement is easy to separate from the pavement can be avoided.

Optionally, the upper surface of the fine permeable concrete layer is sealed by colorless transparent double-polypropylene polyurethane, the broken stones in the building waste are used as the aggregate in the fine permeable concrete layer and the coarse permeable concrete layer, and the broken stones in the building waste are respectively screened according to the requirement of the fine permeable concrete layer and the coarse permeable concrete layer on the aggregate particle size.

By adopting the technical scheme, the colorless transparent double-propyl polyurethane is subjected to sealing treatment, so that the surface of the thin permeable concrete is sufficiently stable and wear-resistant, the problem that the permeable concrete pavement is easy to fall off is avoided, and the thin permeable concrete layer and the thick permeable concrete layer both adopt gravels in the building rubbish as aggregates to effectively reduce the laying cost of the permeable concrete pavement.

Compared with the prior art, the beneficial effects of the utility model are that: through improving and optimizing the structure of the pervious concrete pavement, each layer of the pervious concrete pavement is simple to lay, the structural stability of the pervious concrete pavement is high, meanwhile, the structure of each layer can enable the hydrophobicity of each structure of the pervious concrete pavement to be poor, and the water permeation efficiency of the pervious concrete pavement is improved

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the structure of the permeable concrete pavement of the present invention;

FIG. 2 is a schematic view of the structure of a drainage channel of the permeable concrete pavement of the present invention;

fig. 3 is a schematic view of the honeycomb network structure of the present invention;

FIG. 4 is a schematic view of the structure of the press roll used in the construction of the present invention;

in the figure: 1. tamping a soil layer; 2. a gravel cushion layer; 3. a cellular network; 31. a limit grid; 4. a sand filtration layer; 5. a coarse pervious concrete layer; 6. a water discharge tank; 61-a diversion trench; 7. a fine permeable concrete layer; 8-press roll.

Detailed description of the preferred embodiments

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment is as follows: referring to FIG. 1: a pervious concrete pavement using construction waste as aggregate comprises a rammed soil layer 1, wherein a broken stone cushion layer 2 is arranged above the rammed soil layer 1, a honeycomb net 3 is arranged in the middle of the broken stone cushion layer 2, a sand filtering layer 4 is arranged at the top end of the broken stone cushion layer 2, a honeycomb net 3 is arranged at the top of the sand filtering layer 4, the honeycomb net 3 is made of polyethylene plastics, dense limiting grids 31 are arranged after the honeycomb net 3 is pulled open, the honeycomb net 3 plays a role in limiting the broken stone cushion layer 2 and the sand filtering layer 4, a coarse pervious concrete layer 5 is arranged above the sand filtering layer 4, a fine pervious concrete layer 7 is arranged at the top end of the coarse pervious concrete layer 5, a plurality of drainage grooves 6 are transversely arranged between the coarse pervious concrete layer 5 and the fine pervious concrete layer 7, and a plurality of flow guide grooves 61 are arranged on the inner sides of the drainage grooves 6; the rammed earth layer 1 is convenient for stabilizing the base of the whole pervious concrete pavement, the problem of collapse of the pervious concrete pavement is avoided, the broken stone cushion layer 2 can improve the pervious effect of the pervious concrete pavement, the broken stone cushion layer 2 can also be matched with the rammed earth layer 1 to stabilize the whole pervious concrete pavement, the cellular network 3 can be used for stabilizing broken stones of the broken stone cushion layer 2 at the inner side of the cellular network 3, the cellular network 3 can also be used for stabilizing sands of the sand filtering layer 4 at the inner side of the cellular network 3, the problem of sand loss is avoided, the cellular network 3 is convenient to store and pull when in use, the cellular network 3 is convenient to use and can be pulled when in use, the limiting grids 31 can be used for limiting broken stones and sands conveniently during construction of the pervious concrete pavement, the broken stone cushion layer 2 and the sand filtering layer 4 are convenient to stabilize, the sand filtering layer 4 can filter water while permeating water, the rough pervious concrete layer 5 is matched with the fine pervious concrete layer 7 and the grooves 6 to drain the concrete pavement, the diversion grooves 61 can assist the pervious concrete pavement in draining quickly, and the pervious pavement can drain the pervious pavement.

Referring to FIG. 1: the macadam cushion layer 2 is laid to be 200mm thick, and macadam in the building rubbish is adopted as aggregate in the macadam cushion layer 2 as raw material; the broken stone cushion layer 2 is laid with the thickness of 200mm, so that the broken stone cushion layer 2 is laid on the rammed earth layer 1 to ensure that the whole concrete permeable pavement substrate is stable enough, the broken stone cushion layer 2 is laid with the thickness of 200mm, and the broken stone in the construction waste adopted by the broken stone cushion layer 2 serves as aggregate, so that the utilization rate of waste is improved, and the energy conservation and the cost reduction are facilitated.

Referring to FIG. 1: the coarse pervious concrete layer 5 is formed by mixing and paving aggregate with the grain diameter of 10mm, cement, water and an SR pervious concrete reinforcing agent in a stirring way, and the thickness of the coarse pervious concrete layer 5 is 70mm; the coarse pervious concrete layer 5 of the structure can be matched with the fine pervious concrete layer 7 to quickly drain water, so that the water permeability of the pervious concrete pavement is ensured, and the strength of the pervious concrete pavement can be enhanced by the coarse pervious concrete layer 5 of the structure; the fine permeable concrete layer 7 is formed by mixing and paving aggregate with the grain diameter of 5mm, cement, toner, water and SR permeable concrete reinforcing agent in a stirring way, and the thickness of the fine permeable concrete layer 7 is 30mm; the fine permeable concrete layer 7 of the structure is mainly paved above the coarse permeable concrete layer 5, and the fine permeable concrete layer 7 is more wear-resistant compared with the coarse permeable concrete layer 5, so that the problem that aggregate of a permeable concrete pavement is easy to separate from the pavement can be avoided; the upper surface of the fine permeable concrete layer 7 is subjected to sealing treatment through colorless transparent polyurethane, broken stones in the building waste serve as aggregate for the fine permeable concrete layer 7 and the coarse permeable concrete layer 5, and the broken stones in the building waste are respectively subjected to screening treatment according to the requirement of the fine permeable concrete layer 7 and the coarse permeable concrete layer 5 on the particle size of the aggregate; the colorless transparent double-propyl polyurethane is subjected to sealing treatment, so that the surface of the thin permeable concrete is sufficiently stable and wear-resistant, the problem that the permeable concrete pavement is easy to fall off is avoided, and the thin permeable concrete layer 7 and the thick permeable concrete layer 5 both adopt gravels in the building rubbish as aggregates to effectively reduce the laying cost of the permeable concrete pavement.

The paving method comprises the following steps: when the permeable concrete pavement is laid, the rammed earth layer 1 is compacted, then a gravel layer is laid on the surface of the rammed earth layer 1, then the honeycomb net 3 is placed on the gravel layer to continue laying the gravel layer, then the sand filtering layer 4 is laid above the gravel layer, the honeycomb net 3 is placed at the top end of the sand filtering layer 4, then the frame can be used for stirring the coarse permeable concrete and laying the coarse permeable concrete layer 5, after the coarse permeable concrete is laid, the coarse permeable concrete is transversely pressed into the drainage groove 6 through the compression roller 8, after the drainage groove 6 is formed, the fine permeable concrete layer 7 is laid above the coarse permeable concrete, when the fine permeable concrete layer 7 is laid on the surface of the coarse permeable concrete layer, the fine permeable concrete layer can be partially sunk into the drainage groove 6, but the gap between the inner side of the drainage groove 6 and the fine permeable concrete layer 7 is larger than other places, therefore, the drainage groove 6 can still play a drainage role, if the drainage groove 6 is considered to be extruded, the inner side of the drainage groove 6 can be installed on the inner side of the drainage groove 6 to ensure that the drainage groove 6 can drain water, if the fine permeable concrete layer 7 can be easily and smoothly sealed by colorless transparent double-surface, the polyurethane, and the whole transparent concrete can be simply and smoothly sealed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (5)

1. The utility model provides a utilize pervious concrete pavement of building rubbish as aggregate which characterized in that: including rammed earth layer (1), rammed earth layer (1) top is equipped with rubble bed course (2), rubble bed course (2) middle part is equipped with cellular network (3), rubble bed course (2) top is equipped with sand filtering layer (4), sand filtering layer (4) top is equipped with cellular network (3), cellular network (3) are formed by the polyethylene plastics preparation, cellular network (3) pull open the back and have intensive spacing check (31), cellular network (3) play and carry out spacing effect to rubble bed course and sand filtering layer (4), sand filtering layer (4) top is equipped with thick concrete layer (5) that permeates water, thick concrete layer (5) top of permeating water is equipped with thin concrete layer (7) that permeates water, thick concrete layer (5) and thin concrete layer (7) of permeating water transversely are equipped with a plurality of water drainage tank (6) between, water drainage tank (6) inboard is equipped with a plurality of guiding gutters (61).

2. The pervious concrete pavement using the construction waste as the aggregate according to claim 1, characterized in that the gravel cushion layer (2) is laid with a thickness of 200mm, and the gravel cushion layer (2) uses the gravel in the construction waste as the aggregate.

3. A pervious concrete pavement using construction waste as aggregate according to claim 2, characterized in that the thickness of the coarse pervious concrete layer (5) is 70mm.

4. A pervious concrete pavement using construction waste as aggregate according to claim 3, characterized in that the thickness of said fine pervious concrete layer (7) is 30mm.

5. The pervious concrete pavement using the building waste as the aggregate according to claim 4, characterized in that the upper surface of the fine pervious concrete layer (7) is sealed by colorless transparent polyurethane, and the fine pervious concrete layer (7) and the coarse pervious concrete layer (5) both use the broken stones in the building waste as the aggregate.

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