CN219772591U - Ecological parking area of sponge - Google Patents
Ecological parking area of sponge Download PDFInfo
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- CN219772591U CN219772591U CN202321307937.4U CN202321307937U CN219772591U CN 219772591 U CN219772591 U CN 219772591U CN 202321307937 U CN202321307937 U CN 202321307937U CN 219772591 U CN219772591 U CN 219772591U
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- 239000010410 layer Substances 0.000 claims abstract description 150
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 47
- 239000002344 surface layer Substances 0.000 claims abstract description 28
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 22
- 239000003673 groundwater Substances 0.000 claims abstract description 19
- 239000004567 concrete Substances 0.000 claims abstract description 18
- 239000004575 stone Substances 0.000 claims abstract description 15
- 239000004746 geotextile Substances 0.000 claims description 18
- 239000011449 brick Substances 0.000 claims description 16
- 239000002689 soil Substances 0.000 claims description 16
- 230000007704 transition Effects 0.000 claims description 9
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 239000003864 humus Substances 0.000 claims description 3
- 230000035699 permeability Effects 0.000 abstract description 9
- 239000012466 permeate Substances 0.000 abstract description 5
- 229920006395 saturated elastomer Polymers 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 3
- 239000011380 pervious concrete Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- 230000002633 protecting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Sewage (AREA)
Abstract
The utility model relates to a sponge ecological parking lot, which comprises a parking lot road surface, an ecological grass planting ditch positioned at the side part of the parking lot road surface, a rainwater collecting tank positioned below the ecological grass planting ditch and an overflow well positioned at one side of the ecological grass planting ditch, wherein a ground water balance maintaining layer, a water retaining layer, a broken stone hydrophobic layer, a permeable concrete cushion layer and a surface layer are sequentially paved on the parking lot road surface from bottom to top, rainwater sequentially permeates into the permeable concrete cushion layer, the broken stone hydrophobic layer and the water retaining layer from the surface layer downwards, flows into the rainwater collecting tank for collecting and utilizing after the water retaining layer is saturated, and the sponge ecological parking lot has the characteristics of high water permeability and good water retaining property, can realize rapid drainage, and avoids water accumulation on the road surface; the rainwater which is not permeated from the surface layer flows into the ecological grass planting ditch, is purified by the ecological grass planting ditch and permeates into the rainwater collecting tank, and after the water in the rainwater collecting tank reaches the position of the drain pipe, the rainwater flows into the overflow well through the drain pipe, and the rainwater in the overflow well can be directly utilized.
Description
Technical Field
The utility model relates to the technical field of urban construction, in particular to a sponge ecological parking lot.
Background
The urban sponge ecological system refers to that the urban can be like a sponge, has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, and can gradually improve and restore the natural ecological balance of the urban. However, the outdoor parking lot road surface of the existing urban sponge ecosystem commonly adopts closed type hardened road surfaces, such as cement road surfaces and asphalt road surfaces, and has poor water permeability; when rainfall is too large, rainwater can only be drained through a sewer pipe of the outdoor parking lot, so that the burden of a drainage facility of the outdoor parking lot is greatly increased, the problem of accumulated water is easy to occur, and the people are inconvenient to travel.
Disclosure of Invention
The utility model aims to design a sponge ecological parking lot, which can realize high drainage of a parking field and improve the utilization rate of water.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the sponge ecological parking lot comprises a parking lot pavement, an ecological grass planting ditch positioned at the side part of the parking lot pavement, a rainwater collecting pool positioned below the ecological grass planting ditch and an overflow well positioned at one side of the ecological grass planting ditch, wherein the rainwater collecting pool is communicated with the overflow well through a drain pipe; the parking area road surface has laid in proper order from bottom to top and has kept groundwater balance layer, water retention layer, rubble hydrophobic layer, pervious concrete cushion and surface course, the rainwater collecting tank with the overflow well is installed respectively keep groundwater balance layer's top.
Further, a plurality of grass planting bricks are uniformly paved on the surface layer, and a plurality of water permeable bricks are arranged around the grass planting bricks.
Further, a transition layer is arranged between the surface layer and the permeable concrete cushion layer, and the transition layer is a sandy soil layer or a sandy soil layer.
Further, a first water-permeable geotextile is arranged between the water-permeable concrete cushion layer and the broken stone hydrophobic layer.
Further, the broken stone hydrophobic layer is internally paved with a first permeable blind pipe.
Further, the water-retaining layer is a mixed layer of polyurethane adhesive and large-particle-size broken stone, and the water-retaining layer is communicated with the rainwater collecting tank.
Further, the groundwater balance maintaining layer is a viscous soil layer, and waterproof geotextile is laid between the groundwater balance maintaining layer and the water retaining layer.
Further, the ecological grass planting ditch is sequentially provided with a gravel layer, a biological filter medium layer and a grass planting surface layer from bottom to top, and the gravel layer is also provided with a second permeable blind pipe; the biological filter medium layer is a sandy soil and humus mixed layer: a second permeable geotextile is laid between the gravel layer and the biological filter medium layer, and a third permeable geotextile is arranged between the gravel layer and the rainwater collecting tank.
Further, the rainwater collection tank is formed by assembling a plurality of PP modules, the rainwater collection tank is installed on the ground water balance maintaining layer, and a third waterproof geotechnical cloth is arranged between the rainwater collection tank and the ground water balance maintaining layer.
Further, a submersible pump is arranged at the bottom of the overflow well, and a water outlet of the submersible pump is communicated with an external water pipe through a water outlet pipe
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, by applying the sponge ecosystem concept, the ground water balance layer, the water retention layer, the broken stone hydrophobic layer, the permeable concrete cushion layer and the surface layer are paved on the pavement of the parking lot from bottom to top in sequence, rainwater sequentially permeates into the permeable concrete cushion layer, the broken stone hydrophobic layer and the water retention layer from the surface layer downwards, and flows into the rainwater collecting tank for collection and utilization after the water retention layer is saturated, so that the characteristics of high water permeability and good water retention are achieved, rapid drainage can be realized, and the accumulated water on the pavement is avoided; the rainwater which is not permeated from the surface layer flows into the ecological grass planting ditch, is purified by the ecological grass planting ditch and is permeated into the rainwater collecting tank, after reaching the position of the drain pipe, the water in the rainwater collecting tank flows into the overflow well through the drain pipe, and the rainwater in the overflow well can be directly used for greening water, sanitary water, fire-fighting water, landscape water and the like, so that the utilization rate of the rainwater is improved; meanwhile, the underground water balance layer is maintained, so that the loss or evaporation of underground water can be reduced, and the weather resistance of the underground water balance layer is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a top view of the present utility model;
fig. 2 is a cross-sectional view of the present utility model.
The names of the components marked in the figures are as follows:
1. parking lot road surface; 2. ecological grass planting ditches; 3. a rainwater collection tank; 4. an overflow well; 5. a drain pipe; 6. maintaining the groundwater balance layer; 7. a water-retaining layer; 8. a rubble hydrophobic layer; 9. a water-permeable concrete cushion layer; 10. a surface layer; 11. grass planting bricks; 12. water permeable bricks; 13. a transition layer; 14. a gravel layer; 15. a layer of biological filtration media; 16. grass planting surface layer; 17. submersible pump; 18. and a water outlet pipe.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Examples: as shown in fig. 1-2, a sponge ecological parking lot comprises a parking lot road surface 1, an ecological grass planting ditch 2 positioned at the side part of the parking lot road surface 1, a rainwater collecting tank 3 positioned below the ecological grass planting ditch 2 and an overflow well 4 positioned at one side of the ecological grass planting ditch 2, wherein the rainwater collecting tank 3 and the overflow well 4 are respectively arranged above a ground water balance layer 6 of the parking lot road surface 1. The rainwater collection pool 3 is communicated with the overflow well 4 through a drain pipe 5, rainwater seeps into the rainwater collection pool 3 to collect through the parking lot road surface 1 and the ecological grass planting ditch 2, and after the rainwater collection pool 3 reaches a certain overflow water level, the rainwater flows into the overflow well 4 through the drain pipe 5. The ecological grass planting ditch 2 is sequentially provided with a gravel layer 14, a biological filter medium layer 15 and a grass planting surface layer 16 from bottom to top, the section of the grass planting surface layer 16 is concave, the edge height of the grass planting surface layer is lower than the surface layer 10 of the parking lot pavement 1, the biological filter medium layer 15 is a sandy soil and humus mixed layer, the growth requirement of the grass planting surface layer 16 is met, and the combination of the grass planting surface layer 16 and the biological filter medium layer 15 can purify and filter rainwater which is gathered into the ecological grass planting ditch 2; a second permeable geotextile is laid between the gravel layer 14 and the biological filter medium layer 15, a third permeable geotextile is arranged between the gravel layer 14 and the rainwater collecting tank 3, the permeable geotextile has excellent filtering and protecting effects, high tensile strength and good permeability, and when rainwater flows into the gravel layer 14 from the biological filter medium layer 15 through the second permeable geotextile and flows into the rainwater collecting tank 3 from the gravel layer 14 through the third permeable geotextile, the good air permeability and the good water permeability of the permeable geotextile are utilized to effectively intercept soil particles, fine sand, small stones and the like when the rainwater passes through; the gravel layer 14 is also internally provided with a second permeable blind pipe, the second permeable blind pipe is coated by permeable geotechnical cloth, and the permeable blind pipe has the characteristics of water collection, water drainage, pressure resistance and good flexibility, can adapt to soil deformation, and rainwater which seeps into the gravel layer 14 is further purified and filtered through the second permeable blind pipe and then flows into the rainwater collecting tank 3 for collection and utilization; the rainwater collection tank 3 is arranged on the ground water balance layer 6, the rainwater collection tank 3 is formed by assembling a plurality of PP modules, the PP modules are spliced well and fixedly connected through buckles, then waterproof geotechnical cloth is wrapped around the inside of the rainwater collection tank 3 to form an underground water storage tank, and the combined installation of the PP modules enables the rainwater collection tank 3 to be adaptable to various places to form various shapes. A third impermeable geotextile is arranged between the rainwater collection tank 3 and the groundwater balance layer 6, and the impermeable geotextile has excellent impermeable performance and can effectively prevent groundwater from penetrating; the bottom of overflow well 4 is equipped with immersible pump 17, and the delivery port of immersible pump 17 is through outlet pipe 18 and outside water pipe intercommunication, and the rainwater in overflow well 4 is carried outside water pipe through outlet pipe 18 under the power effect of immersible pump 17, directly is used for afforestation water (watering flowers and plants trees), sanitary water, fire control water, view water (introducing artificial lake), other water (carwash, road cleaning, air conditioner cooling water) etc. through outside water pipe, and the utilization ratio of rainwater obtains improving.
The ground water balance layer 6, the water retention layer 7, the broken stone hydrophobic layer 8, the permeable concrete cushion layer 9 and the surface layer 10 are sequentially paved on the ground pavement 1 from bottom to top, the grass planting bricks 11 are uniformly paved on the surface layer 10, the permeable bricks 12 are arranged around the grass planting bricks 11, gaps formed by the grass planting bricks 11 are used for planting grass, the grass planting bricks 11 have excellent compression resistance, good stability is achieved when the ground pavement is paved, the ground pavement is not damaged due to rolling of pedestrians and vehicles, meanwhile, the roots of the grass grow under the grass planting bricks 11, so that grass roots can be protected, the achieved greening effect is good, meanwhile, the permeable bricks 12 have good water permeability, and rainwater which cannot infiltrate downwards can flow into the ecological grass planting ditch 2 through the permeable bricks 12, so that water accumulation of the ground pavement 1 of the parking lot is avoided; a transition layer 13 is arranged between the surface layer 10 and the permeable concrete cushion layer 9, the transition layer 13 is a sandy soil layer or sandy soil layer, the sandy soil or sandy soil has strong water absorption performance, and the transition layer 13 and the surface layer 10 are combined, so that rainwater is absorbed by the transition layer 13 rapidly after being primarily purified by the surface layer 10, and then the rainwater infiltrates into the permeable concrete cushion layer 9. The porous structure of the permeable concrete cushion layer 9 has high water permeability, so that rainwater can rapidly permeate into the broken stone hydrophobic layer 8 through the permeable concrete cushion layer 9, and meanwhile, the permeable concrete cushion layer 9 has high stability and high compression resistance, and plays a role in bearing and supporting above a parking lot. A first permeable geotextile is arranged between the permeable concrete cushion layer 9 and the gravel hydrophobic layer 8, rainwater is filtered by the first permeable geotextile and infiltrates into the gravel hydrophobic layer 8, a first permeable blind pipe is laid in the gravel hydrophobic layer 8, the tail end of the first permeable blind pipe is positioned on the water inlet of the rainwater collecting tank 3, and the gravel hydrophobic layer 8 has a bidirectional drainage function, so that rainwater can infiltrate conveniently; secondly, when the groundwater level rises, the first permeable blind pipe is used as a drain pipe to enable groundwater to flow into the rainwater collecting tank 3. The rainwater of rubble hydrophobic layer 8 can ooze down to water retention layer 7, water retention layer 7 is polyurethane adhesive and big particle diameter rubble mixed layer, water retention layer 7 and rainwater collecting tank 3 intercommunication, utilize the airtight of polyurethane adhesive and the space formation cavity between the big particle diameter rubble, polyurethane adhesive is denser in the bottom of polyurethane water retention layer 7, have fine sealed prevention of seepage effect, form the cistern effect, can hold and preserve a large amount of moisture that rubble hydrophobic layer 8 permeated down, flow into rainwater collecting tank 3 after the saturation of water retention layer 7 and collect and utilize, water retention layer 7's water retention effect simultaneously for the road surface keeps dry and moist, alleviates urban "heat island effect". The waterproof geotechnical cloth is laid between the underground water balance layer 6 and the water retention layer 7, the underground water balance layer 6 is an underground isolation layer, and is formed by compacting and solidifying clay soil, so that the loss or evaporation of underground water under the underground water balance layer 6 can be reduced, and the water quantity stored underground is kept unchanged, namely the underground water level is kept unchanged. Through application sponge ecosystem theory, lay the balanced layer 6 of ground water, water retention layer 7, rubble hydrophobic layer 8, pervious concrete pad layer 9 and surface course 10 with parking area road surface 1 from bottom to top in proper order, the rainwater is from surface course 10 to the pervious concrete pad layer 9, rubble hydrophobic layer 8 and water retention layer 7 of permeating in proper order downwards, flows into in rainwater collecting tank 3 after the water retention layer 7 is saturated and collects the utilization, has high water permeability, the good characteristics of water retention, can realize quick drainage, avoids the road surface ponding.
The working principle of the embodiment is as follows: the road surface 1 of the parking lot is subjected to layered paving construction in the sequence from bottom to top, when in raining, rainwater sequentially permeates from the surface layer 10 downwards to the permeable concrete cushion layer 9, the broken stone hydrophobic layer 8 and the water-retaining layer 7, and after the water-retaining layer 7 is in a saturated state, the redundant permeated rainwater flows into the rainwater collecting tank 3 to be collected and utilized, and meanwhile, the underground water balance layer 6 is kept to isolate the water-retaining layer 7 from the underground; the rainwater which seeps downwards through the pavement 1 of the parking lot flows into the ecological grass planting ditch 2, sequentially seeps downwards into the rainwater collecting tank 3 from the grass planting surface layer 16 and the biological filter medium layer 15, and after the water in the rainwater collecting tank 3 reaches the position of the water draining pipe 5, flows into the overflow well 4 through the water draining pipe 5, and the rainwater in the overflow well 4 can be conveyed to an external water pipe through the water outlet pipe 18 under the power action of the submersible pump 17 and then is directly utilized through the external water pipe.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper," "lower," "left," "right," "front," "back," and the like are used herein for illustrative purposes only.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (10)
1. The utility model provides a sponge ecological parking area which characterized in that: the ecological grass planting device comprises a parking lot road surface (1), an ecological grass planting ditch (2) positioned at the side part of the parking lot road surface (1), a rainwater collecting tank (3) positioned below the ecological grass planting ditch (2) and an overflow well (4) positioned at one side of the ecological grass planting ditch (2), wherein the rainwater collecting tank (3) is communicated with the overflow well (4) through a drain pipe (5); the road surface (1) of the parking lot is sequentially paved with a ground water balance layer (6), a water retention layer (7), a broken stone hydrophobic layer (8), a permeable concrete cushion layer (9) and a surface layer (10) from bottom to top, and the rainwater collecting pool (3) and the overflow well (4) are respectively arranged above the ground water balance layer (6).
2. The sponge ecological parking lot as claimed in claim 1, wherein: the surface layer (10) is uniformly paved with a plurality of grass planting bricks (11), and a plurality of water permeable bricks (12) are arranged around the grass planting bricks (11).
3. The sponge ecological parking lot as claimed in claim 1, wherein: a transition layer (13) is arranged between the surface layer (10) and the permeable concrete cushion layer (9), and the transition layer (13) is a sandy soil layer or a sandy soil layer.
4. The sponge ecological parking lot as claimed in claim 1, wherein: a first water-permeable geotextile is arranged between the water-permeable concrete cushion layer (9) and the broken stone hydrophobic layer (8).
5. The sponge ecological parking lot as claimed in claim 1, wherein: the broken stone hydrophobic layer (8) is formed by paving a first permeable blind pipe inside.
6. The sponge ecological parking lot as claimed in claim 1, wherein: the water-retaining layer (7) is a mixed layer of polyurethane adhesive and large-particle-size broken stone, and the water-retaining layer (7) is communicated with the rainwater collecting tank (3).
7. The sponge ecological parking lot as claimed in claim 1, wherein: the underground water balance maintaining layer (6) is a viscous soil layer, and waterproof geotextile is laid between the underground water balance maintaining layer (6) and the water retention layer (7).
8. The sponge ecological parking lot as claimed in claim 1, wherein: the ecological grass planting ditch (2) is sequentially provided with a gravel layer (14), a biological filter medium layer (15) and a grass planting surface layer (16) from bottom to top, and a second permeable blind pipe is further arranged in the gravel layer (14); the biological filter medium layer (15) is a sandy soil and humus mixed layer: a second permeable geotextile is laid between the gravel layer (14) and the biological filter medium layer (15), and a third permeable geotextile is arranged between the gravel layer (14) and the rainwater collecting tank (3).
9. The sponge ecological parking lot as claimed in claim 1, wherein: the rainwater collection tank (3) is formed by assembling a plurality of PP modules, the rainwater collection tank (3) is installed on the underground water balance maintaining layer (6), and a third waterproof geotechnical cloth is arranged between the rainwater collection tank (3) and the underground water balance maintaining layer (6).
10. The sponge ecological parking lot as claimed in claim 1, wherein: the bottom of the overflow well (4) is provided with a submersible pump (17), and a water outlet of the submersible pump (17) is communicated with an external water pipe through a water outlet pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321307937.4U CN219772591U (en) | 2023-05-26 | 2023-05-26 | Ecological parking area of sponge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321307937.4U CN219772591U (en) | 2023-05-26 | 2023-05-26 | Ecological parking area of sponge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219772591U true CN219772591U (en) | 2023-09-29 |
Family
ID=88136528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321307937.4U Active CN219772591U (en) | 2023-05-26 | 2023-05-26 | Ecological parking area of sponge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219772591U (en) |
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2023
- 2023-05-26 CN CN202321307937.4U patent/CN219772591U/en active Active
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