CN208701842U - Greenery patches buffer strip system - Google Patents
Greenery patches buffer strip system Download PDFInfo
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- CN208701842U CN208701842U CN201821197594.XU CN201821197594U CN208701842U CN 208701842 U CN208701842 U CN 208701842U CN 201821197594 U CN201821197594 U CN 201821197594U CN 208701842 U CN208701842 U CN 208701842U
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Abstract
The application provides a kind of greenery patches buffer strip system, including buffering band body, the buffering band body includes gravel layer, coarse sands layer, metalling, water-permeable filter layer and anti-water barrier layer, the top of metalling is arranged in the coarse sands layer, the top of coarse sands layer is arranged in the gravel layer, the water-permeable filter layer is separately positioned between gravel layer and coarse sands layer and between coarse sands layer and metalling, and the anti-water barrier layer is coated on the two sides and bottom of buffering band body.The application passes through simple and reasonable buffer strip body construction, the buffering band body can be buffered, permeated and be stored to the rainfall runoff for flowing into this greenery patches buffer strip system, by the way that water-permeable filter layer is arranged between gravel layer and coarse sands layer and metalling, this greenery patches buffer strip system is enabled to filter the pollutant carried in rainwater, reach good clean-up effect and reduce the pollution of environment, realizes the reparation of ecology.
Description
Technical field
This application involves sponge city technical field, in particular to a kind of greenery patches buffer strip system.
Background technique
Due to urbanization fast development, urban development also faces huge environment and resource pressure, and area is hardened in city
Increase has blocked the outlet seeped under rainfall runoff, certainly will will cause urban waterlogging problem in this way；Meanwhile the increasing of city hardening area
Add the increase for causing road surface pollutant, Rainfall simulator erosion road surface will cause city surface source pollution；In addition, the increase of city hardening area
Nature hydrologic cycle is destroyed, causes water shortage, leads to overdraft underground water, cause surface subsidence.
In addition, the problems such as waterlogging frequently occurred, urban water shortage and pollution of area source, gradually causes the attention of people,
Therefore the concept in " sponge city " is also suggested, and common grass planting ditch has water suction, infiltration, water purification in sponge urban construction at present
Function, have wet type grass planting ditch, dry type grass planting ditch and transfer the types such as type grass planting ditch.But existing grass planting ditch is to high intensity
Rainfall runoff does not have the effect of buffering energy dissipating, and the rainwater being discharged into residence time in grass planting ditch is shorter, cannot reach good
Clean-up effect.In addition, the rainwater stored in grass planting ditch fails to play the purpose of delay reuse.In addition, the snow melt of winter road
Water contains a large amount of deicing salt ingredient, and serious pollution can be had to meadow and soil by flowing directly into greenery patches.
Summary of the invention
The defect for aiming to overcome that the prior art of the application, provides that a kind of structure is simple, buffering energy dissipating, ecological, environmental protective
Greenery patches buffer strip system.
To achieve the above object, the application adopts the technical scheme that
A kind of greenery patches buffer strip system, including buffering band body, the buffering band body include gravel layer 1, coarse sands layer 2,
The top of metalling 4 is arranged in metalling 4, water-permeable filter layer 3 and anti-water barrier layer 7, the coarse sands layer 2, and the gravel layer 1 is set
Set in the top of coarse sands layer 2, the water-permeable filter layer 3 be separately positioned between gravel layer 1 and coarse sands layer 2 and coarse sands layer 2 with
Between metalling 4, the anti-water barrier layer 7 is coated on the two sides and bottom of buffering band body.
It optionally, further include rammed earth layer 5, the rammed earth layer 5 is arranged between town road 9 and greenery patches 8,
The surface of rammed earth layer 5 is equipped with the groove of up concave type structure, and the buffering band body is arranged in groove and the gravel layer 1
Top and groove top flush, buffering band body bottom and groove between be equipped with anti-water barrier layer 7.
It optionally, further include multiple row's soakaway trench 6 in parallel interval setting, one end setting of the row's soakaway trench 6 exists
In metalling 4, the other end of row's soakaway trench 6 extends along the bottom of metalling 4 and in the soil in the extremely greenery patches 8.
Optionally, multiple water seepage holes 61 are equipped on the side wall of the row's soakaway trench 6.
Optionally, water-permeable filter layer 3 is enclosed on the side wall of each row's soakaway trench 6.
Optionally, the row's soakaway trench 6 are hard polyvinyl chloride perforated pipe, atactic copolymerized polypropene perforated pipe or double-wall corrugated
Perforated pipe, the caliber of the row's soakaway trench 6 are 90mm.
Optionally, the aperture of the water seepage hole 61 is 2mm-5mm.
Optionally, the laying depth of the gravel layer 1 is 50mm-100mm, and the laying depth of the coarse sands layer 2 is
200mm-300mm, the laying depth of the metalling 4 are 150mm-250mm, porosity 35%-45%.
Optionally, cobblestone or cobble are filled in the gravel layer 1, the partial size of the cobblestone or cobble is
25mm-50mm, is filled with coarse gravel and bird's-eye gravel in the metalling 4, and the packing ratio of the coarse gravel and bird's-eye gravel is (4-
8): 3, the partial size of coarse gravel is 20mm-30mm, and the partial size of bird's-eye gravel is 2mm-6mm.
Optionally, the cross section of the buffering band body is inverted trapezoidal, two bottom edges of the buffering band body of inverted trapezoidal
Width is 500mm-1500mm.
The greenery patches buffer strip system of the application by gravel layer, coarse sands layer and metalling according to sequence from top to bottom successively
It is stacked and is coated with anti-water barrier layer, form simple and reasonable buffer strip body construction, the buffer strip
Ontology can be buffered, permeated and be stored to the rainfall runoff for flowing into this greenery patches buffer strip system, by gravel layer and slightly
Water-permeable filter layer is set between layer of sand and metalling, this greenery patches buffer strip system is enabled to filter the pollution carried in rainwater
Object reaches good clean-up effect and reduces the pollution of environment, realizes the reparation of ecology.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the greenery patches buffer strip system of the embodiment of the present application；
Fig. 2 is the top view of the greenery patches buffer strip system of the embodiment of the present application；
Fig. 3 is the structural schematic diagram of the row's soakaway trench of the embodiment of the present application.
Appended drawing reference
1- gravel layer, 2- coarse sands layer, 3- water-permeable filter layer, 4- metalling, 5- rammed earth layer, 6- row's soakaway trench, 61- seep
Water hole, the anti-water barrier layer of 7-, the greenery patches 8-, 9- town road.
Specific embodiment
The specific embodiment of the application is described with reference to the accompanying drawing.
Herein, "upper", "lower", "front", "rear", "left", "right" etc. are only used for indicating opposite between relevant portion
Positional relationship, and the absolute position of these non-limiting relevant portions.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than indicate significance level and sequence and
Existing premise etc. each other.
Herein, the limitation in " equal ", " identical " etc. and non-critical mathematics and/or geometry meaning also includes
It will be appreciated by those skilled in the art that and the error that the permissions such as makes or uses.
Unless otherwise indicated, numberical range herein not only includes the entire scope in two endpoint, also includes containing
In several subranges therein.
As shown in Figure 1, this application discloses a kind of greenery patches buffer strip system, including buffering band body, the buffer strip sheet
Body includes gravel layer 1, coarse sands layer 2, metalling 4, water-permeable filter layer 3 and anti-water barrier layer 7, and the coarse sands layer 2 is arranged in rubble
The top of layer 4, the gravel layer 1 are arranged in the top of coarse sands layer 2, and the water-permeable filter layer 3 is separately positioned on gravel layer 1 and thick
Between layer of sand 2 and between coarse sands layer 2 and metalling 4, the anti-water barrier layer 7 is coated on the two sides and bottom of buffering band body
Portion.The greenery patches buffer strip system of the utility model by by gravel layer 1, coarse sands layer 2 and metalling 4 according to sequence from top to bottom
It is cascading and is coated with anti-water barrier layer 7, form simple and reasonable buffer strip body construction, it is described slow
Rushing band body can be buffered, permeated and be stored to the rainfall runoff for flowing into this greenery patches buffer strip system, by gravel layer
1, water-permeable filter layer 3 is set between coarse sands layer 2 and metalling 4, this greenery patches buffer strip system is filtered in rainwater and is taken
The pollutant of band reaches good clean-up effect and reduces the pollution of environment, realizes the reparation of ecology.
Optionally, the laying depth of the gravel layer 1 can be 50mm-100mm；
The laying depth of the coarse sands layer 2 can be 200mm-300mm；
The laying depth of the metalling 4 can be 150mm-250mm, and porosity can be 35%-45%.
Optionally, cobblestone or cobble are filled in the gravel layer 1, the partial size of the cobblestone or cobble can
To be 25mm-50mm, and color is single；
Coarse gravel and bird's-eye gravel are filled in the metalling 4, the packing ratio of the coarse gravel and bird's-eye gravel can be 4-
8:3, the partial size of coarse gravel can be 20mm-30mm, and the partial size of the bird's-eye gravel can be 2mm-6mm, coarse gravel and bird's-eye gravel
Building stones in without containing lime stone and surface it is perfectly round.
Optionally, the cross section of the buffering band body can be inverted trapezoidal, two bottoms of the buffering band body of inverted trapezoidal
The width on side can be 500mm-1500mm；
Optionally, the water-permeable filter layer 3 can be permeable geotextiles, and the anti-water barrier layer 7 can be waterproof geotechnique
Film.
In one embodiment provided by the present application, as illustrated in fig. 1 and 2, the buffer strip system further includes rammed earth
Layer 5, the rammed earth layer 5 are arranged between town road 9 and greenery patches 8, are equipped with up concave type knot on the surface of rammed earth layer 5
The groove of structure, the buffering band body is arranged in groove and the top of the gravel layer 1 and groove top flush, is buffering
Water-permeable filter layer 3 is equipped between the bottom and groove of band body, the elevation in the greenery patches 8 is i.e. along plumb line direction to absolute datum
Distance be lower than the town road 9 elevation, enable rainfall formed water flow from town road 9 flow into buffering band body
And/or in greenery patches 8.
Optionally, the town road 9 can be car lane, non-motorized lane or pavement.
Optionally, ratio of the side slope of the greenery patches 8 and 5 junction of rammed earth layer than i.e. height and horizontal distance
It can be 1:3.
The utility model between town road 9 and greenery patches 8 by being arranged the rammed earth layer for accommodating buffering ontology
5, so that road surface high-intensity rainfall can be effectively prevented in the cobblestone or cobble filled in the gravel layer 1 of the buffering band body
Runoff directly washes away greenery patches, is also possible to prevent to carry a large amount of soil when greenery patches water is larger and overflows on peripheral path, can be with
Pollutant in effectively catching, filtering road rain water, especially effect becomes apparent from the highly concentrated situation of initial rainwater pollutant.
In one embodiment of the application, as shown in Figures 1 to 3, the greenery patches buffer strip system further includes multiple in flat
One end of the row's soakaway trench 6 of row interval setting, the row's soakaway trench 6 is arranged in metalling 4, the other end edge of row's soakaway trench 6
The bottom of metalling 4 extends and in the soil in the extremely greenery patches 8, and multiple water seepage holes are equipped on the side wall of row's soakaway trench 6
61 are used to guarantee to infiltrate the osmotic efficiency of rainwater,
Optionally, water-permeable filter layer 3 is enclosed on the side wall of each row's soakaway trench 6, the water-permeable filter layer 3 is used for
Filtering is lower to seep the impurity such as the silt carried in rainwater.
Optionally, the multiple row's soakaway trench 6 and the trend of the buffering band body are vertical setting, consequently facilitating described
Greenery patches 8 can absorb water from the rainwater that buffering band body stores through capillary action in water shortage, meet the life of the vegetation in greenery patches 8
It is long to need.
Optionally, the row's soakaway trench 6 can be hard polyvinyl chloride perforated pipe, atactic copolymerized polypropene perforated pipe or double-walled
Ripple perforated pipe.
Optionally, the caliber of the row's soakaway trench 6 can be 90mm.
Optionally, the aperture of the water seepage hole 61 can be 2mm-5mm.
The course of work of the application is that rainfall runoff is first flowed into the buffering band body by town road 9 and stored, to slow
Rainfall runoff is directly in the surface inflow greenery patches 8 of buffering band body after rushing band body saturation, at this time the water quality of rainfall runoff
Better than the water quality of initial rainfall runoff, when the water content in greenery patches 8 also gradually tends to saturation, the intrinsic institute of buffer strip
The rainwater stated in rainwater and greenery patches 8 in row's soakaway trench 6 reaches water balance, after rainfall, when water is unsatisfactory for greenery patches 8
Vegetation supply when, greenery patches 8 just using capillarity by row's soakaway trench 6 from buffering band body in absorb water.
Buffer strip system in greenery patches provided by the present application is extremely applicable in the construction plan in " sponge city ", " sponge city "
It is a kind of novel storm water man- agement theory, the hydrological characteristics after building city development are effectively relieved in city close to before exploitation
Flood cuts down urban runoff pollutional load, saves water resource, protection and improves urban ecological environment, and greenery patches provided by the present application is slow
Rushing can have the sponge city of nature accumulation, naturally osmotic, self-purification function to provide important leverage with system to build, together
When, " sponge city " be also Ecological Civilization Construction important content, be realize urbanization and environmental resource coordinated development it is important
It embodies.
The application preferred embodiment and embodiment are explained in detail above in conjunction with attached drawing, but the application
It is not limited to the above embodiment and embodiment can also not take off within the knowledge of those skilled in the art
It is made a variety of changes under the premise of from the application design.
Claims (10)
1. a kind of greenery patches buffer strip system, which is characterized in that including buffering band body, the buffering band body includes gravel layer
(1), coarse sands layer (2), metalling (4), water-permeable filter layer (3) and anti-water barrier layer (7), the coarse sands layer (2) are arranged in rubble
The top of layer (4), the gravel layer (1) are arranged in the top of coarse sands layer (2), and the water-permeable filter layer (3) is separately positioned on gravel
Between rock layers (1) and coarse sands layer (2) and between coarse sands layer (2) and metalling (4), the anti-water barrier layer (7) is coated on slow
Rush the two sides and bottom of band body.
2. buffer strip system in greenery patches according to claim 1, which is characterized in that further include rammed earth layer (5), the element
Rammed earth layer (5) is arranged between town road (9) and greenery patches (8), is equipped with up concave type structure on the surface of rammed earth layer (5)
Groove, the buffering band body is arranged in groove and the top of the gravel layer (1) and groove top flush, is buffering
Anti- water barrier layer (7) are equipped between the bottom and groove of band body.
3. buffer strip system in greenery patches according to claim 2, which is characterized in that further include multiple being arranged in parallel interval
Row's soakaway trench (6), one end setting of the row's soakaway trench (6) is in metalling (4), and the other end of row's soakaway trench (6) is along rubble
The bottom of layer (4) extends and in the soil of extremely greenery patches (8).
4. buffer strip system in greenery patches according to claim 3, which is characterized in that on the side wall of the row's soakaway trench (6)
Equipped with multiple water seepage holes (61).
5. buffer strip system in greenery patches according to claim 3, which is characterized in that on the side wall of each row's soakaway trench (6)
It is enclosed with water-permeable filter layer (3).
6. buffer strip system in greenery patches according to claim 3, which is characterized in that the row's soakaway trench (6) are hard polychlorostyrene second
Alkene perforated pipe, atactic copolymerized polypropene perforated pipe or double-wall corrugated perforated pipe；
The caliber of the row's soakaway trench (6) is 90mm.
7. buffer strip system in greenery patches according to claim 4, which is characterized in that the aperture of the water seepage hole (61) is 2mm-
5mm。
8. buffer strip system in greenery patches according to claim 1, which is characterized in that the laying depth of the gravel layer (1) is
50mm-100mm；
The laying depth of the coarse sands layer (2) is 200mm-300mm；
The laying depth of the metalling (4) is 150mm-250mm, porosity 35%-45%.
9. buffer strip system in greenery patches according to claim 1, which is characterized in that be filled with goose in the gravel layer (1)
The partial size of cobble or cobble, the cobblestone or cobble is 25mm-50mm；
Coarse gravel and bird's-eye gravel are filled in the metalling (4), the packing ratio of the coarse gravel and bird's-eye gravel is (4-8): 3,
The partial size of coarse gravel is 20mm-30mm, and the partial size of bird's-eye gravel is 2mm-6mm.
10. buffer strip system in greenery patches according to claim 1, which is characterized in that the cross section of the buffering band body is
The width of inverted trapezoidal, two bottom edges of the buffering band body of inverted trapezoidal is 500mm-1500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821197594.XU CN208701842U (en) | 2018-07-26 | 2018-07-26 | Greenery patches buffer strip system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821197594.XU CN208701842U (en) | 2018-07-26 | 2018-07-26 | Greenery patches buffer strip system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208701842U true CN208701842U (en) | 2019-04-05 |
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ID=65940491
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821197594.XU Active CN208701842U (en) | 2018-07-26 | 2018-07-26 | Greenery patches buffer strip system |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472230A (en) * | 2020-04-21 | 2020-07-31 | 朱立明 | Method for paving sponge landscape road |
| CN114182600A (en) * | 2021-11-29 | 2022-03-15 | 青海省交通规划设计研究院有限公司 | Quick drainage system in green's road surface |
| CN117536040A (en) * | 2023-10-27 | 2024-02-09 | 珠江水利委员会珠江水利科学研究院 | System suitable for sponge city front end pollutant control |
-
2018
- 2018-07-26 CN CN201821197594.XU patent/CN208701842U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472230A (en) * | 2020-04-21 | 2020-07-31 | 朱立明 | Method for paving sponge landscape road |
| CN114182600A (en) * | 2021-11-29 | 2022-03-15 | 青海省交通规划设计研究院有限公司 | Quick drainage system in green's road surface |
| CN114182600B (en) * | 2021-11-29 | 2023-06-20 | 青海省交通规划设计研究院有限公司 | Green's quick drainage system in road surface |
| CN117536040A (en) * | 2023-10-27 | 2024-02-09 | 珠江水利委员会珠江水利科学研究院 | System suitable for sponge city front end pollutant control |
| CN117536040B (en) * | 2023-10-27 | 2024-07-26 | 珠江水利委员会珠江水利科学研究院 | System suitable for sponge city front end pollutant control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing elion Biotechnology Co., Ltd Assignor: ELION SHOUJIAN ECOLOGICAL TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000166 Denomination of utility model: Greenery patches buffering belt system Granted publication date: 20190405 License type: Exclusive License Record date: 20200407 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210629 Address after: 856001 2nd floor, building 5, Wanren community, Zantang Road, Zedang Town, Naidong District, Shannan City, Tibet Autonomous Region Patentee after: ELION ECOLOGICAL RESTORATION Co.,Ltd. Address before: Room 663, Building 10, Baiquan Street, Yanqing Economic Development Zone, Beijing 102100 Patentee before: ELION SHOUJIAN ECOLOGICAL TECHNOLOGY Co.,Ltd. |