CN206616664U - A kind of sponge urban ecology grass planting ditch - Google Patents
A kind of sponge urban ecology grass planting ditch Download PDFInfo
- Publication number
- CN206616664U CN206616664U CN201720394239.0U CN201720394239U CN206616664U CN 206616664 U CN206616664 U CN 206616664U CN 201720394239 U CN201720394239 U CN 201720394239U CN 206616664 U CN206616664 U CN 206616664U
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- CN
- China
- Prior art keywords
- soakaway trench
- soil layer
- planting
- grass
- ditch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses a kind of sponge urban ecology grass planting ditch, including groove body, the groove body is sequentially provided with aquitard, boulder bed, plantation soil layer, gravel layer and plain soil layer from top to bottom, soakaway trench is provided between boulder bed and plantation soil layer, the initiating terminal of soakaway trench is closed and end is provided with delivery port；Several water seepage holes are evenly distributed with the pipeline of soakaway trench, the spacing on the length direction of soakaway trench between adjacent water seepage hole is 1 2cm, and 6 water seepage holes are evenly distributed with the circumferencial direction of soakaway trench；Soakaway trench is coated with permeable geotextiles, and plantation soil layer two sides and bottom surface are all coated with permeable geotextiles；The side slope ratio for planting the upper surface of soil layer is 1：3, the side slope ratio of periphery greenery patches and grass-planting ecological ditch junction is 1：4.The utility model can not only improve the function of grass planting ditch infiltration, it is to avoid occur more serious seeping phenomenon；The purifying rate of water body can also be improved, the water quality discharged by soakaway trench is can be directly used for road and greening sprinkling etc..
Description
Technical field
The utility model belongs to Architectural Design technical field, more particularly to a kind of sponge urban ecology grass planting ditch.
Background technology
Sponge city refers to that city can have as sponge in terms of environmental change and reply natural calamity is adapted to
Good " elasticity ", water suction when rainy, retaining, infiltration, water purification, it is necessary to when the water stored is discharged and is used.Sponge city
City's construction should follow the principles such as Ecology Precedence, and natural way is combined with artificial measures, ensure municipal drainage prevention waterlogging safety
On the premise of, rainwater is realized to greatest extent in the accumulation of urban area, infiltration and is purified, and promotes the utilization and life of rainwater resource
State environmental protection.In sponge Process of Urban Development, the systematicness of natural precipitation, surface water and groundwater should be planned as a whole, coordinate to
Each link of the water circulation uses such as water, draining, and consider its complexity and chronicity.
Grass planting ditch is the function in sponge urban construction with important water suction, infiltration and water purification, and grass planting ditch can
Storage and conveying roofing and rainwash rainwater.But, existing grass planting ditch is all single water suction form, if prominent meet especially big flood
Water, the grass planting ditch of traditional form easily causes ponding seriously, does not have the effect of effective draining；In addition, the grass planting of prior art
In the process of running, residence time of the rainwater being discharged into grass planting ditch be not long for ditch, it is impossible to reaches preferable purification filtering effect.
Utility model content
The utility model can not only be improved mainly solving the technical problems that provide a kind of sponge urban ecology grass planting ditch
The function of grass planting ditch infiltration, it is to avoid occur more serious seeping phenomenon；The purifying rate of water body can also be improved, makes to arrange by soakaway trench
The water quality gone out can be directly used for road and greening sprinkling etc..
In order to solve the above technical problems, the technical scheme that the utility model is used is：A kind of sponge city life is provided
State grass planting ditch, the grass-planting ecological ditch is the groove of up concave type structure, including groove body, the groove body from top to bottom according to
Secondary to be provided with aquitard, boulder bed, plantation soil layer, gravel layer and plain soil layer, the boulder bed is layed in the planting soil layer surface
Centre, soakaway trench, the trend of the soakaway trench and the grass-planting ecological are provided between the boulder bed and the plantation soil layer
The trend of ditch is consistent, and the initiating terminal of the soakaway trench is closed and end is provided with delivery port；
Several water seepage holes are evenly distributed with the pipeline of the soakaway trench, it is adjacent on the length direction of the soakaway trench
Spacing between the water seepage hole is 1-2cm, and 6 water seepage holes are evenly distributed with the circumferencial direction of the soakaway trench,
The aperture of the water seepage hole is 1-3mm, and the caliber of the soakaway trench is 150-250mm；
The soakaway trench is coated with permeable geotextiles, and the plantation soil layer side and bottom surface are all coated with permeable geotechnique
Cloth；
Its trend of the grass-planting ecological bank is tilted gradually downward, and gradient is 0.5-1.5%；
The upper surface of the plantation soil layer is by up concave type structure and the recessed lower concave space formed constitutes the aquitard,
The side slope ratio of the upper surface of the plantation soil layer is 1：3, the recessed depth of the plantation soil layer is 1-2cm；
The side slope ratio of periphery greenery patches and the grass-planting ecological ditch junction is 1：4；
The width of the groove body is 1000-1200mm；
The laying depth of the boulder bed is 100-150mm；
The plantation the thickness of the layer is 200-400mm；
The thickness of the gravel layer is 100-300mm.
Further say, the cross section of the groove body is trapezoidal.
Further say, the external river course of delivery port of the soakaway trench, road and greening spray system or city planting ductwork.
Further say, the particle diameter of cobble is 30-50mm in the boulder bed.
Further say, the permeable geotextiles are 300g/m2Geotextiles.
Further say, the soakaway trench is UPVC (hard polvinyl choride pipe) perforated pipe, PPR (three type PA tubes) perforation
Pipe, double thread ooze pipe or double-wall corrugated pipe.
Further say, the plantation soil layer plantation has waterproof plant, the waterproof plant such as Chinese silvergrass, Arundo donax, wolf
Tail grass, cyperus alternifolius or canna, but not limited to this.The planting density of the plantation soil layer is 20-30 plants/m2。
The beneficial effects of the utility model at least have it is following some：
First, the utility model is made up of aquitard, boulder bed, plantation soil layer, gravel layer and plain soil layer, simple in construction and conjunction
Reason, can permeate and purify to the water body layering being discharged into, improve infiltration and the detergent power of grass planting ditch；
2nd, several water seepage holes are evenly distributed with the soakaway trench that the utility model is provided with, it is ensured that the permeability of water body, kept away
Exempt from that more serious seeping phenomenon occurs in grass planting ditch, and a permeable geotextiles are surrounded by outside soakaway trench, can retain in water body
The particulate matters such as fine sand, small building stones, it is ensured that the water body flowed out from soakaway trench can be directly used for road and greening sprinkling etc.；
3rd, the utility model soakaway trench is that UPVC perforated pipes, PPR perforated pipes, double thread ooze pipe or double-wall corrugated pipe, is had
The advantages of good shock resistance, tensile strength, good airproof performance, the performance of soakaway trench in gravel layer is ensure that, extended
The service life of grass-planting ecological ditch；
4th, the utility model plantation soil layer side and bottom surface are all coated with permeable geotextiles, when water body is to plantation soil layer punching
During brush, the side and bottom surface of plantation soil layer can be protected not to be acted on and destroyed by external force, prevent plantation soil layer from declining deformation.
Brief description of the drawings
Fig. 1 is floor map of the present utility model；
Fig. 2 is the structural representation of the utility model Section A-A；
Fig. 3 is the floor map of the utility model soakaway trench；
The mark of each part is as follows in accompanying drawing：
Aquitard 1, boulder bed 2, plantation soil layer 3, gravel layer 4, plain soil layer 5, soakaway trench 6, water seepage hole 61, delivery port 7, thoroughly
Water geotextiles 8, plant soil layer upper surface side slope than 9, periphery greenery patches 10 and periphery greenery patches and grass-planting ecological ditch junction
Side slope compares 11.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
It can be easier to be readily appreciated by one skilled in the art with feature, so as to make protection domain of the present utility model apparent clear and definite
Define.
Embodiment：A kind of sponge urban ecology grass planting ditch, as Figure 1-3 (direction of arrow is water (flow) direction), the life
State grass planting ditch is the groove of up concave type structure, including groove body, the groove body be sequentially provided with from top to bottom aquitard 1,
Boulder bed 2, plantation soil layer 3, gravel layer 4 and plain soil layer 5, the boulder bed 2 are layed in the centre on plantation soil layer 3 surface,
Soakaway trench 6, trend and the grass-planting ecological ditch of the soakaway trench 6 are provided between the boulder bed 2 and the plantation soil layer 3
Trend is consistent, and the initiating terminal of the soakaway trench 6 is closed and end is provided with delivery port 7；
Several water seepage holes 61 are evenly distributed with the pipeline of the soakaway trench 6, on the length direction of the soakaway trench 6
Spacing between the adjacent water seepage hole 61 is 1-2cm, is evenly distributed with the circumferencial direction of the soakaway trench 6 described in 6
Water seepage hole 61, the aperture of the water seepage hole 61 is 1-3mm, and the caliber of the soakaway trench 6 is 150-250mm；
The soakaway trench 6 is coated with permeable geotextiles 8, and the plantation side of soil layer 3 and bottom surface are all coated with permeable soil
Work cloth；
Its trend of the grass-planting ecological bank is tilted gradually downward, and gradient is 0.5-1.5%；
The upper surface of the plantation soil layer is by up concave type structure and the recessed lower concave space formed constitutes the aquitard,
The side slope of the upper surface of the plantation soil layer is 1 than 9：3, the recessed depth of the plantation soil layer is 1-2cm；
The side slope of periphery greenery patches 10 and the grass-planting ecological ditch junction is 1 than 11：4；
The width of the groove body is 1000-1200mm；
The laying depth of the boulder bed 2 is 100-150mm；
The thickness of the plantation soil layer 3 is 200-400mm；
The thickness of the gravel layer 4 is 100-300mm.
At least two in cobblestone, Yuhuatai colorful pebble, cobble and drydash are filled with the boulder bed 2.
The raw material of the plantation soil layer 3 includes and (counted by weight)：20-30 parts of loam, red beautiful 11-25 parts of soil, purple
1-3 parts of 10-20 part of soil of sand page, wooden 8-12 parts of chaff, 5-8 parts of urea, 3-5 parts of pine needle and Coal Ash, the Coal Ash for coal ash with
Rubbish fermentation is formed.
The gravel layer 4 is filled with coarse gravel and bird's-eye gravel, and the filling proportion of the coarse gravel and the bird's-eye gravel is 5：
3-3：1, the particle diameter of the coarse gravel is 20-50mm, and the particle diameter of the bird's-eye gravel is 1-5mm.
The cross section of the groove body is trapezoidal.
The external river course of delivery port of the soakaway trench 6, road and greening spray system or city planting ductwork.
The particle diameter of cobble is 30-50mm in the boulder bed 2.
The permeable geotextiles 8 are 300g/m2Geotextiles.
The soakaway trench 6 is UPVC perforated pipes, PPR perforated pipes, double thread ooze pipe or double-wall corrugated pipe.
The gravel porosity of the gravel layer 4 is 35-45%, and effective grain size is more than 80%.
The plantation soil layer plantation has waterproof plant, the waterproof plant such as Chinese silvergrass, Arundo donax, Chinese pennisetum, cyperus alternifolius
Or canna, but not limited to this.The planting density of the plantation soil layer is 20-30 plants/m2。
Operation principle of the present utility model is as follows：The utility model by aquitard, boulder bed, plantation soil layer, gravel layer and
Plain soil layer is constituted, simple in construction and reasonable, the water body layering being discharged into can be permeated and purified, and improves the infiltration of grass planting ditch and net
Change ability；
Several water seepage holes are evenly distributed with the soakaway trench being provided with, it is ensured that the permeability of water body, it is to avoid sent out in grass planting ditch
Raw more serious seeping phenomenon, and a permeable geotextiles are surrounded by outside soakaway trench, fine sand, the small building stones etc. in water body can be retained
Particulate matter, it is ensured that the water body flowed out from soakaway trench can be directly used for road and greening sprinkling etc.；
Soakaway trench is that UPVC perforated pipes, PPR perforated pipes, double thread ooze pipe or double-wall corrugated pipe, with good shock resistance,
The advantages of tensile strength, good airproof performance, the performance of soakaway trench in gravel layer is ensure that, extend making for grass-planting ecological ditch
Use the life-span；
Plantation soil layer side and bottom surface are all coated with permeable geotextiles, when water body is to plantation soil layer scour, can protect
The side and bottom surface for planting soil layer are not acted on and destroyed by external force, prevent plantation soil layer from declining deformation.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other correlations
Technical field, is similarly included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of sponge urban ecology grass planting ditch, the grass-planting ecological ditch is the groove of up concave type structure, it is characterised in that：Including
Groove body, the groove body is sequentially provided with aquitard, boulder bed, plantation soil layer, gravel layer and plain soil layer, institute from top to bottom
The centre that boulder bed is layed in the planting soil layer surface is stated, soakaway trench is provided between the boulder bed and the plantation soil layer,
The trend of the soakaway trench is consistent with the trend of the grass-planting ecological ditch, and the initiating terminal of the soakaway trench is closed and end is provided with out
The mouth of a river；
Several water seepage holes are evenly distributed with the pipeline of the soakaway trench, it is adjacent described on the length direction of the soakaway trench
Spacing between water seepage hole is 1-2cm, and 6 water seepage holes are evenly distributed with the circumferencial direction of the soakaway trench, described
The aperture of water seepage hole is 1-3mm, and the caliber of the soakaway trench is 150-250mm；
The soakaway trench is coated with permeable geotextiles, and the plantation soil layer side and bottom surface are all coated with permeable geotextiles；
Its trend of the grass-planting ecological bank is tilted gradually downward, and gradient is 0.5-1.5%；
The upper surface of the plantation soil layer is by up concave type structure and the recessed lower concave space formed constitutes the aquitard, described
The side slope ratio for planting the upper surface of soil layer is 1：3, the recessed depth of the plantation soil layer is 1-2cm；
The side slope ratio of periphery greenery patches and the grass-planting ecological ditch junction is 1：4；
The width of the groove body is 1000-1200mm；
The laying depth of the boulder bed is 100-150mm；
The plantation the thickness of the layer is 200-400mm；
The thickness of the gravel layer is 100-300mm.
2. a kind of sponge urban ecology grass planting ditch according to claim 1, it is characterised in that：The groove body it is transversal
Face is trapezoidal.
3. a kind of sponge urban ecology grass planting ditch according to claim 1, it is characterised in that：The delivery port of the soakaway trench
External river course, road and greening spray system or city planting ductwork.
4. a kind of sponge urban ecology grass planting ditch according to claim 1, it is characterised in that：Cobble in the boulder bed
Particle diameter is 30-50mm.
5. a kind of sponge urban ecology grass planting ditch according to claim 1, it is characterised in that：The permeable geotextiles are
300g/m2Geotextiles.
6. a kind of sponge urban ecology grass planting ditch according to claim 1, it is characterised in that：The soakaway trench is worn for UPVC
Kong Guan, PPR perforated pipe, double thread ooze pipe or double-wall corrugated pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720394239.0U CN206616664U (en) | 2017-04-15 | 2017-04-15 | A kind of sponge urban ecology grass planting ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720394239.0U CN206616664U (en) | 2017-04-15 | 2017-04-15 | A kind of sponge urban ecology grass planting ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206616664U true CN206616664U (en) | 2017-11-07 |
Family
ID=60223578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720394239.0U Expired - Fee Related CN206616664U (en) | 2017-04-15 | 2017-04-15 | A kind of sponge urban ecology grass planting ditch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206616664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060043A (en) * | 2017-04-15 | 2017-08-18 | 苏州中海建筑设计有限公司 | A kind of sponge urban ecology grass planting ditch |
-
2017
- 2017-04-15 CN CN201720394239.0U patent/CN206616664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060043A (en) * | 2017-04-15 | 2017-08-18 | 苏州中海建筑设计有限公司 | A kind of sponge urban ecology grass planting ditch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20180415 |