阅读说明：本技术 一种市政雨水渗透装置 (Municipal administration rainwater penetrant unit ) 是由 李亚静 张庆钗 于 2020-05-27 设计创作，主要内容包括：本发明涉及雨水渗透技术领域,且公开了一种市政雨水渗透装置,包括透水路面、雨水收集装置；所述透水路面包括原土层、夯实土层、碎石层、透水水泥砼层、密实沥青底层和透水沥青面层；所述夯实土层铺设在原土层内,所述碎石层铺设在夯实土层上,所述透水水泥砼层铺设在碎石层上,所述密实沥青底层铺设在透水水泥砼层上。该市政雨水渗透装置,采用透水路面,使得雨水容易渗透,避免雨水积聚在路面上,解决了路面积水的问题,配合雨水收集装置,对渗透进入路面的雨水进行收集,防止雨水过多,导致雨水难以排出,从而反渗透到路面,影响路面情况,且集中的雨水可用于浇灌绿化,如此合理利用资源。(The invention relates to the technical field of rainwater infiltration, and discloses a municipal rainwater infiltration device which comprises a permeable pavement and a rainwater collection device, wherein the permeable pavement is provided with a rainwater inlet and a rainwater outlet; the permeable pavement comprises an original soil layer, a rammed soil layer, a gravel layer, a permeable cement concrete layer, a dense asphalt bottom layer and a permeable asphalt surface layer; the rammed soil layer is laid in the original soil layer, the gravel layer is laid on the rammed soil layer, the water-permeable cement concrete layer is laid on the gravel layer, and the dense asphalt bottom layer is laid on the water-permeable cement concrete layer. This municipal administration rainwater penetrant unit adopts the permeable pavement for the rainwater permeates easily, avoids the rainwater to gather on the road surface, has solved the problem of surface gathered water, and cooperation rainwater collection device is collected the rainwater that permeates into the road surface, prevents that the rainwater is too much, leads to the rainwater to be difficult to the discharge, thereby reverse osmosis to the road surface, influences the road surface condition, and the rainwater of concentrating can be used to water the afforestation, so rational utilization resource.)

1. A municipal rainwater infiltration device which characterized in that: comprises a permeable pavement (1) and a rainwater collecting device (2);

the permeable pavement (1) comprises an original soil layer (11), a rammed soil layer (12), a gravel layer (13), a permeable cement concrete layer (14), a dense asphalt bottom layer (15) and a permeable asphalt surface layer (16);

the rammed soil layer (12) is laid in the original soil layer (1), the gravel layer (13) is laid on the rammed soil layer (12), the permeable cement concrete layer (14) is laid on the gravel layer (13), the compact asphalt bottom layer (15) is laid on the permeable cement concrete layer (14), and the permeable asphalt surface layer (16) is laid on the compact asphalt bottom layer (15);

the rainwater collecting device (2) comprises a solid soil pit (21), a sandstone layer (22), a rainwater collecting box (23) and raw soil (24);

the gravel layer (22) is laid in the solid soil pit (21), the rainwater collection box (23) is laid on the gravel layer (22), the gravel layer (22) is coated on the rainwater collection box (23), and the original soil (24) is filled in the solid soil pit (21).

2. The municipal rainwater penetration device according to claim 1, wherein: a water permeable pipe (17) is laid in the gravel layer (13), and one end of the water permeable pipe (17) even extends into the rainwater collecting box (23).

3. The municipal rainwater penetration device according to claim 1, wherein: the thickness of the permeable asphalt surface layer (16) is 30-40mm, the thickness of the compact asphalt bottom layer (15) is 150-250mm, the thickness of the permeable cement concrete layer (14) is 60-120mm, and the thickness of the gravel layer (13) is 220-400 mm.

4. The municipal rainwater penetration device according to claim 1, wherein: the rainwater collecting box (23) is composed of a plurality of rainwater water storage modules, a water inlet pipe and a water outlet pipe are arranged on the rainwater collecting box (23), and a geomembrane (25) is coated on the outer side of the rainwater collecting box (23).

5. The municipal rainwater penetration device according to claim 1, wherein: the rainwater collecting device (2) is arranged on the periphery of the permeable pavement (1) in a plurality of numbers, and the rainwater collecting device (2) is communicated with the permeable pavement (1) through a permeable pipe (17).

6. The municipal rainwater penetration device according to claim 1, wherein: the position of the rainwater collection box (23) is lower than the position of the gravel layer (13).

7. The municipal rainwater penetration device according to claim 1, wherein: and kerbs are paved on two sides of the permeable pavement (1).

Technical Field

The invention relates to the technical field of rainwater infiltration, in particular to a municipal rainwater infiltration device.

Background

Urban road surface ponding's problem, internal many cities are being puzzled because road surface ponding, pitch road surface layer soft water corrodes, produces pitted surface, and ponding permeates along the surface course crack, reduces the intensity and the temperature stability of road surface structural layer, finally forms the road surface and caves in and damaged, influences the driving comfort, and the rainwater day is driven a vehicle, and the road surface rainwater gathers, and the rainwater splashes wet pedestrian, has caused very big potential safety hazard for driver and crew and pedestrian.

The road only depends on the irrigation canals and ditches and rainwater pipeline to drain, drainage capacity is seriously not enough, water waste is serious, waterlogging often occurs in cities in heavy rainfall seasons, the permeable pavement can effectively improve rainwater circulation of urban systems, pressure of urban drainage facilities is relieved, and the application of the permeable pavement can improve urban noise resistance while improving urban bearing capacity, so that win-win of economic benefit and ecological benefit is realized.

However, once the rainwater on the permeable pavement is too much, a large amount of rainwater can be prevented from penetrating the pavement in a reverse osmosis mode, so that the pavement is accumulated with water and inconvenient to walk, and therefore the municipal rainwater infiltration device is provided.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the municipal rainwater infiltration device, rainwater in the permeable pavement is collected and treated, excessive rainwater is avoided, and concentrated rainwater can be used for irrigating and greening, so that resources are reasonably utilized.

The invention provides the following technical scheme: a municipal rainwater infiltration device comprises a permeable pavement and a rainwater collection device;

the permeable pavement comprises an original soil layer, a rammed soil layer, a gravel layer, a permeable cement concrete layer, a dense asphalt bottom layer and a permeable asphalt surface layer;

the rammed soil layer is laid in the original soil layer, the gravel layer is laid on the rammed soil layer, the water-permeable cement concrete layer is laid on the gravel layer, the compact asphalt bottom layer is laid on the water-permeable cement concrete layer, and the water-permeable asphalt surface layer is laid on the compact asphalt bottom layer;

the rainwater collecting device comprises a solid soil pit, a gravel layer, a rainwater collecting box and raw soil;

the gravel layer is laid in the solid soil pit, the rainwater collecting box is laid on the gravel layer, the gravel layer is coated on the rainwater collecting box, and the raw soil is filled in the solid soil pit.

Preferably, a water permeable pipe is laid in the gravel layer, and one end of the water permeable pipe even extends into the rainwater collection box.

Preferably, the thickness of the permeable asphalt surface layer is 30-40mm, the thickness of the dense asphalt bottom layer 15 is 250mm, the thickness of the permeable cement concrete layer 14 is 60-120mm, and the thickness of the gravel layer 13 is 400 mm.

Preferably, the rainwater collecting box is composed of a plurality of rainwater water storage modules, a water inlet pipe and a water outlet pipe are arranged on the rainwater collecting box, and a geomembrane is coated on the outer side of the rainwater collecting box.

Preferably, the rainwater collecting device is arranged on the periphery of the permeable pavement, and the rainwater collecting device is communicated with the permeable pavement through a permeable pipe.

Preferably, the position of the rainwater collection box is lower than that of the gravel layer.

Preferably, both sides of the permeable pavement are paved with kerbs.

Compared with the prior art, the invention has the following beneficial effects:

this municipal administration rainwater penetrant unit adopts the permeable pavement for the rainwater permeates easily, avoids the rainwater to gather on the road surface, has solved the problem of surface gathered water, and cooperation rainwater collection device is collected the rainwater that permeates into the road surface, prevents that the rainwater is too much, leads to the rainwater to be difficult to the discharge, thereby reverse osmosis to the road surface, influences the road surface condition, and the rainwater of concentrating can be used to water the afforestation, so rational utilization resource.

Drawings

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

In the figure: 1. a permeable pavement; 11. a primary soil layer; 12. tamping a soil layer; 13. a crushed stone layer; 14. a pervious cement concrete layer; 15. compacting the asphalt base layer; 16. a permeable asphalt surface layer; 17. a water permeable pipe; 2. a rainwater collection device; 21. a soil compaction pit; 22. a sandstone layer; 23. a rainwater collection box; 24. raw soil; 25. is coated with geomembrane.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure, and in order to keep the following description of the embodiments of the present disclosure clear and concise, detailed descriptions of known functions and known parts of the disclosure are omitted to avoid unnecessarily obscuring the concepts of the present disclosure.

Please refer to fig. 1, a municipal rainwater infiltration device, including permeable pavement 1, rainwater collection device 2, adopt permeable pavement 1 for the rainwater permeates easily, avoid the rainwater to gather on the road surface, solved the problem of surface gathered water, cooperate rainwater collection device 2, collect the rainwater that permeates into the road surface, prevent that the rainwater is too much, lead to the rainwater to be difficult to discharge, thereby reverse osmosis to the road surface, influence the road surface condition, and concentrated rainwater can be used for watering the afforestation, so the rational utilization resource.

The permeable pavement 1 comprises an original soil layer 11, a rammed soil layer 12, a gravel layer 13, a permeable cement concrete layer 14, a compact asphalt bottom layer 15 and a permeable asphalt surface layer 16, wherein the rammed soil layer 12 is laid in the original soil layer 1, the gravel layer 13 is laid on the rammed soil layer 12, the permeable cement concrete layer 14 is laid on the gravel layer 13, the compact asphalt bottom layer 15 is laid on the permeable cement concrete layer 14, the permeable asphalt surface layer 16 is laid on the compact asphalt bottom layer 15, a permeable pipe 17 is laid in the gravel layer 13, one end of the permeable pipe 17 even extends into a rainwater collection box 23, four layers of permeable layers 13, the permeable cement concrete layer 14, the compact asphalt bottom layer 15 and the permeable asphalt surface layer 16 are used for permeable water, pavement is laid, the pavement has a good strength and simultaneously has a water seepage function, and rainwater permeates into the gravel layer 13, a part of rainwater can enter the rainwater collection device 2 through the permeable pipe 17 to be stored, the other part of the soil continuously permeates into the original soil layer 11 to improve the soil humidity and maintain the moisture required by the growth of plants.

The thickness of the permeable asphalt surface layer 16 is 30-40mm, the thickness of the compact asphalt bottom layer 15 is 150-250mm, the thickness of the permeable cement concrete layer 14 is 60-120mm, and the thickness of the gravel layer 13 is 220-400 mm.

Curb has all been laid to permeable pavement 1's both sides, blocks the rainwater of road surface both sides, avoids mixing with soil in the rainwater and gets into the road surface for permeable pavement 1 is covered by soil, influences the hydrophobic effect in road surface.

The rainwater collecting device 2 comprises a solid soil pit 21, a gravel layer 22, a rainwater collecting box 23 and raw soil 24, the gravel layer 22 is laid in the solid soil pit 21, the rainwater collecting box 23 is laid on the gravel layer 22, the gravel layer 22 is coated on the rainwater collecting box 23, the raw soil 24 is filled in the solid soil pit 21, the rainwater collecting box 23 is composed of a plurality of rainwater water storage modules, a water inlet pipe and a water outlet pipe are arranged on the rainwater collecting box 23, a geomembrane 25 is coated on the outer side of the rainwater collecting box 23, and the rainwater collecting box 23 is composed of the rainwater water storage modules and has super-strong bearing capacity; 95% fretwork space can realize more efficient retaining, and rainwater collecting box 23 is located the underground, does not occupy the ground space, and the rainwater that can be better saves during the use is derived its interior rainwater through the outlet pipe, can be used to the watering of road surface plant, so the rational utilization resource.

Rainwater collection device 2 sets up a plurality ofly at permeable pavement 1 periphery, and through permeating water pipe 17 intercommunication between rainwater collection device 2 and the permeable pavement 1, utilize a plurality of rainwater collection device 2 to collect the rainwater of permeable pavement 1 infiltration, increase rainwater memory space, it is a novel tubular product that has the effect of back drainage water permeability to permeate water, it is arranged, the infiltration effect is strong, utilize "capillary" phenomenon and "siphon" principle, the collection absorbs water, permeate water, it is in good order to drain, pressure resistance and water permeability and the anti-filtration that satisfies the engineering design requirement have, consequently can collect in draining rainwater collection device 2 with the rainwater in the permeable pavement 1.

The position of rainwater collecting box 23 is less than the position that metalling 13 was located, utilizes between rainwater collection device 2 and the permeable pavement 1 to permeate water pipe 17 and drain, and the characteristic that water flows toward the low department for rainwater in the metalling 13 gets into and permeates water pipe 17 after and along the pipeline and arrange into rainwater collecting box 23, and so the rainwater is collected conveniently, and prevents in the rainwater reverse osmosis in the rainwater collecting box 23 gets into permeable pavement 1.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.