CN204455759U - The comprehensive greenbelt of a kind of roadway isolation strip collection rain formula - Google Patents
The comprehensive greenbelt of a kind of roadway isolation strip collection rain formula Download PDFInfo
- Publication number
- CN204455759U CN204455759U CN201520072878.6U CN201520072878U CN204455759U CN 204455759 U CN204455759 U CN 204455759U CN 201520072878 U CN201520072878 U CN 201520072878U CN 204455759 U CN204455759 U CN 204455759U
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- China
- Prior art keywords
- greenbelt
- roadway
- comprehensive
- gathering surface
- isolation strip
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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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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model provides a kind of roadway isolation strip to collect the comprehensive greenbelt of rain formula, between two-way roadway, it is characterized in that: described comprehensive greenbelt comprises gathering surface, original soil layer and greenbelt; Described gathering surface is roadway, and just spread with pitch or concrete, gathering surface slope aspect tilts to greenbelt, and gradient scope is 0.6-1.0%; Described greenbelt is set pond by hedgerow growth belt, flower bed and arbor and is formed, and in greenbelt, hedgerow growth belt, flower bed and the arrangement of arbor tree cell compartment, be connected with original soil layer bottom greenbelt; Gathering surface and greenbelt intersection are provided with hardened verge, are one-way fashion band drain bottom hardened verge.The design of this greenbelt is ingenious, effectively can collect Urban Rain, thus ensures traffic safety, beautifies the environment, and saves a large amount of greening water, improves greening survival rate; Can make the humidity that soil of greenbelt keeps higher, vegetative growth is vigorous simultaneously; Unnecessary moisture can permeate the ground in time, recharge of groundwater, recovers the circulation of Urban Natural ambient moisture.
Description
Technical field
The utility model relates to afforestation of city and water resources comprehensive utilization, particularly the comprehensive greenbelt of a kind of roadway isolation strip collection rain formula.
Background technology
City is that people develop, utilize natural resource and nature remodeling environment region the most thoroughly, and being also the settlement of demographic and economic highly dense, is the artificial complexity system with physical geography attribute and social economy's attribute.Society, economy and scientific and technical progress facilitate the development of urbanization.
City, as an artificial complexity system, when normal production and supplyment, can produce a large amount of three wastes (waste gas, waste water, solid waste), waste heat and noise.Urban ecological system is the same with natural system, interference has certain resistivity and self―sustaining ability to external world, though this ability not as good as the resistivity of natural ecosystems and the ability of maintenance strong, urban ecological system still can be used for maintaining by negative-feedback regu-lation self the ecological homeostasis.This ability is largely the ecological effect from urban green space.Urban green space has absorption to pollutant, weaken and the comprehensive ecological effect such as elimination, urban environment can be made graceful, clean, comfortable and safe, investment environment improves, and urban green space is while its ecological effect of performance, meets again becoming increasingly abundant and improving the high request of people to city environmental quality along with material life and cultural life.
At present, along with the sharply expansion of city size, resident living water, industrial process waters and urban green space ecological water quantity cumulative year after year, city " resource-type " lack of water becomes increasingly conspicuous.20th century were with the fastest developing speed since the dawn of human civilization 100 years, and world population adds 4 times, and total industrial output value adds more than 50 times, but the consumption of water resource adds more than 100 times.Serious water shortage is the brass tacks in this century.In more than 600 city of China, have more than 50% belong to water deficiency type city, the in short supply of water resource drastically influence urban ecological system and socioeconomic sustainable development.
Along with the increase of urban green space area, urban ecology water supply volume also cumulative year after year, urban ecology water becomes the third-largest urban water use type of running neck and neck with city domestic water, industrial water use, constitute compete with urban life, industrial aqueous phase use water main body.This just makes the problem of city water resource shortage more serious, has occurred that urban ecology water consumption increases the new contradiction with city water resource shortage.
There is stage and existence form as of water resource is important in rainwater, is Arid&semi-arid area human survival, the main water source of agricultural development.Rainwater utilization is with a long history, utilization from unconscious to natural, to modern exploitation efficiency utilization, experienced by the long time of more than 4000 year.In the rainwater utilization process that this is very long, the mankind constantly overcome difficulties, and create various rainwater utilization technology measure, and improving utilization rate and the utilization ratio of rainwater resource, is the survival and development service of the mankind.Current rainwater utilization develops into agricultural water from simple living water use, ecological water etc.
Urban rainwater is water source self-produced in city area; the utilization of urban rainwater resources relative to building eservoir diversion on a large scale, water diversion project investment will be lacked; for improving urban ecological environment; supplement the self-restraint soil water, underground water, increase city alternate source; realize water resource supply and adjustment; subsidize shortfall with bumper harvest, slow down the meaning that water resources crisis etc. has long term growth of getting twice the result with half the effort.But from urban greening project, urban green space exceeds around hardened ground or Green space more and is fenced up by road kerb, thus makes the rainfall runoff of hardened ground flow away in vain from urban sewerage and drainage system.Generally speaking, Application of Urban Rain Water rate, less than 10%, also has and very large utilizes space.
Utility model content
The purpose of this utility model is to provide a kind of roadway isolation strip to collect the comprehensive greenbelt of rain formula, and the design of this greenbelt is ingenious, applied widely, effectively can collect Urban Rain, thus ensure traffic safety, beautify the environment, save a large amount of greening water, improve greening survival rate; Can make the humidity that soil of greenbelt keeps higher, vegetative growth is vigorous simultaneously; Unnecessary moisture can permeate the ground in time, recharge of groundwater, recovers the Water Cycle of Urban Natural environment.
The technical solution of the utility model is: the comprehensive greenbelt of a kind of roadway isolation strip collection rain formula, between two-way roadway, is characterized in that: described comprehensive greenbelt comprises gathering surface, original soil layer and greenbelt; Described gathering surface is the two-way each half range roadway near greenbelt, and with roadway pars intermedia for boundary, just spread with pitch or concrete, gathering surface slope aspect tilts to greenbelt, and gradient scope is 0.6-1.0%; Described greenbelt is set pond by hedgerow growth belt, flower bed and arbor and is formed, and in greenbelt, hedgerow growth belt, flower bed and the arrangement of arbor tree cell compartment, be connected with original soil layer bottom greenbelt; Gathering surface and greenbelt intersection are provided with hardened verge, are one-way fashion band drain bottom hardened verge; Described one-way fashion band drain is connected by pin connected mode with hardened verge, is provided with barrier plate bottom hardened verge, and one-way fashion band drain can only be opened to greenbelt direction.
Further, in described greenbelt, hedgerow growth belt, flower bed and arbor tree pond arrange with the proportional spacing of area ratio 20:4:1.
Further, described gathering surface slope aspect is 0.8% to the gradient that greenbelt tilts.
Further, the width of described greenbelt is at 1.5-2 meters.
The beneficial effects of the utility model are:
(1) gradient scope that gathering surface slope aspect tilts to greenbelt is 0.6-1.0%, is conducive to precipitation to be discharged to rapidly in arbor tree pond, and reaching can quick collection Urban Rain, can drain roadway again, be convenient to the object of traffic safety;
(2) hedgerow growth belt in greenbelt, flower bed and the arrangement of arbor tree cell compartment, be not only conducive to the quick utilization to being present in moisture in different soils, accelerates to receive effect to precipitation, and can beautify view.
(3) be connected with original soil layer bottom greenbelt, by the rainwater storage of collection in original soil layer, can make the humidity that soil of greenbelt keeps higher like this, ensure that vegetative growth is vigorous; Unnecessary moisture can permeate the ground in time, recharge of groundwater, recovers the Water Cycle of Urban Natural environment;
(4) gathering surface and greenbelt intersection are provided with hardened verge, be one-way fashion band drain, be conducive to draining and road safety bottom hardened verge.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model sectional view;
Fig. 3 is the utility model partial structurtes schematic diagrames;
In figure: 1, comprehensive greenbelt; 2, gathering surface; 3, original soil layer; 4, greenbelt; 5, hedgerow growth belt; 6, flower bed; 7, arbor tree pond; 8, hardened verge; 9, one-way fashion band drain; 10, the gradient; 11, runway pars intermedia; 12, plant; 13, pin connects; 14, barrier plate.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in further detail, but do not limit protection domain of the present utility model.
Embodiment one:
As shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3: the comprehensive greenbelt of a kind of roadway isolation strip collection rain formula, between two-way roadway, described comprehensive greenbelt 1 comprises gathering surface 2, original soil layer 3 and greenbelt 4; Described gathering surface 2 is the two-way each half range roadway near greenbelt 4, and with roadway pars intermedia 11 for boundary, just spread with pitch or concrete, gathering surface 2 slope aspect tilts to greenbelt 4, and gradient 10 scope is 0.8%; Described greenbelt 4 width 2 meters, greenbelt 4 is set pond 7 by hedgerow growth belt 5, flower bed 6 and arbor and is formed, in greenbelt 4, hedgerow growth belt 5, flower bed 6 and arbor tree pond 7 arrange with the proportional spacing of area ratio 20:4:1, the inner planting plants 12 of greenbelt 4, and bottom is connected with original soil layer 3; Gathering surface 2 and greenbelt 4 intersection are provided with hardened verge 8, are one-way fashion band drain 9 bottom hardened verge 8; Described one-way fashion band drain 9 is connected 13 modes with hardened verge 8 by pin and connects, and is provided with barrier plate 14 bottom hardened verge 8, and one-way fashion band drain 9 can only be opened to greenbelt 4 direction.
Collection rain effect calculates:
(1) unit collection rain face year collection rainfall
Unit catchment area collectable rainfall upper one year is:
In formula:
The year unit catchment area available catchments capacity of the certain precipitation guaranteed rates of W0 –, m3/m2;
E0 – Colony culture water catchment efficiency, with fractional representation, is 0.8 herein;
The annual rainfall of the certain precipitation guaranteed rates of R0 –, mm.
(2) year collection rainfall
Unit greenbelt catchment year, collecting water from runoff was:
In formula:
W – afforestation of city tape unit catchment year available catchments capacity, m3;
The collective area of A1 – unit greenbelt gathering surface, m2;
Tree pond, A2 – unit greenbelt catchment directly can receive the area of rainfall, m2.
Be that (carriageway width is 3.75 meters for the comprehensive greenbelt of two-way six-lane collection rain formula of 25 meters for Lanzhou length, collection rain face is 3 roadways), Lanzhou mean annual amount of precipitation is 340mm, adopt the runoff 0.8 in concrete collection rain face, greenbelt catchment area 281.25m
2, greenbelt area 50m
2calculate, greenbelt unit catchment year available catchments capacity is:
As can be seen here, 50m
2greenbelt is at 281.25m
2collective area on can obtain 93.5m
3the water yield, and the collection rainfall not collecting rain greenbelt is 17m
3, therefore, adopt scheme of the present utility model, collection rainfall 5.5 times can be increased, there is effect significantly.
Above embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (4)
1. the comprehensive greenbelt of roadway isolation strip collection rain formula, between two-way roadway, is characterized in that: described comprehensive greenbelt (1) comprises gathering surface (2), original soil layer (3) and greenbelt (4); Described gathering surface (2) is the two-way each half range roadway near greenbelt (4), with roadway pars intermedia (11) for boundary, just spread with pitch or concrete, gathering surface (2) slope aspect tilts to greenbelt (4), and gradient (10) scope is 0.6-1.0%; Described greenbelt (4) is set pond (7) by hedgerow growth belt (5), flower bed (6) and arbor and is formed, the interior hedgerow growth belt (5) of greenbelt (4), flower bed (6) and arbor tree pond (7) are spaced, and are connected bottom greenbelt with original soil layer (3); Gathering surface (2) and greenbelt (4) intersection are provided with hardened verge (8), are one-way fashion band drain (9) bottom hardened verge; Described one-way fashion band drain (9) is connected (13) mode with hardened verge (8) by pin and connects, hardened verge (8) bottom is provided with barrier plate (14), and one-way fashion band drain (9) can only be opened to greenbelt (4) direction.
2. the comprehensive greenbelt of a kind of roadway isolation strip collection rain formula as claimed in claim 1, is characterized in that: the interior hedgerow growth belt (5) of described greenbelt (4), flower bed (6) and arbor tree pond (7) arrange with the proportional spacing of area ratio 20:4:1.
3. the comprehensive greenbelt of a kind of roadway isolation strip collection rain formula as claimed in claim 1, is characterized in that: the gradient (10) that described gathering surface (2) slope aspect tilts to greenbelt is 0.8%.
4. the comprehensive greenbelt of a kind of roadway isolation strip collection rain formula as claimed in claim 1, is characterized in that: the width of described greenbelt (4) is at 1.5-2 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520072878.6U CN204455759U (en) | 2015-02-02 | 2015-02-02 | The comprehensive greenbelt of a kind of roadway isolation strip collection rain formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520072878.6U CN204455759U (en) | 2015-02-02 | 2015-02-02 | The comprehensive greenbelt of a kind of roadway isolation strip collection rain formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204455759U true CN204455759U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520072878.6U Expired - Fee Related CN204455759U (en) | 2015-02-02 | 2015-02-02 | The comprehensive greenbelt of a kind of roadway isolation strip collection rain formula |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214683A (en) * | 2019-07-02 | 2019-09-10 | 北京林业大学 | Polywater watt nonirrigated farmland is superimposed rainfall afforestation equipment and its system |
| CN112930980A (en) * | 2021-01-28 | 2021-06-11 | 宁德卫星大数据科技有限公司 | Flower nursery type plantation constructed based on undisturbed soil porous planting bed |
-
2015
- 2015-02-02 CN CN201520072878.6U patent/CN204455759U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214683A (en) * | 2019-07-02 | 2019-09-10 | 北京林业大学 | Polywater watt nonirrigated farmland is superimposed rainfall afforestation equipment and its system |
| CN112930980A (en) * | 2021-01-28 | 2021-06-11 | 宁德卫星大数据科技有限公司 | Flower nursery type plantation constructed based on undisturbed soil porous planting bed |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |