CN103088896B - Ecological road shock resistance rainwater utilization system - Google Patents
Ecological road shock resistance rainwater utilization system Download PDFInfo
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- CN103088896B CN103088896B CN201310009012.6A CN201310009012A CN103088896B CN 103088896 B CN103088896 B CN 103088896B CN 201310009012 A CN201310009012 A CN 201310009012A CN 103088896 B CN103088896 B CN 103088896B
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- 238000005192 partition Methods 0.000 claims abstract description 5
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- 101100366940 Mus musculus Stom gene Proteins 0.000 claims description 17
- 239000003344 environmental pollutant Substances 0.000 claims description 11
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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
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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
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Abstract
The invention relates to an ecological road shock resistance rainwater utilization system. The ecological road shock resistance rainwater utilization system is characterized in that the ecological road shock resistance rainwater utilization system is arranged on an open space or greenbelt land on the side of a road, and comprises rainwater inlets, abandon flow grooves, a low elevation greenbelt, initial rainwater storage processing wet land, an overflow well, a rainwater tank, a rainwater utilization structure and a draining well, wherein grids are arranged in the rainwater inlets, volume spaces are arranged inside the rainwater inlets, and are used for remaining rainwater for a short time and serving as grit chambers, the rainwater inlets are communicated with the abandon flow grooves through rainwater pipes, overflow openings are formed in the tops of the abandon flow grooves, the abandon flow grooves are communicated with the initial rainwater storage processing wet land through abandon flow pipes, the low elevation greenbelt is lower than a road surface, a permeable backfill layer is arranged on the lower portion of the low elevation greenbelt, the initial rainwater storage processing wet land comprises an initial rainwater storage pool and processing wet land, and a partition wall with water distribution holes is arranged between the initial rainwater storage pool and the processing wet land. The ecological road shock resistance rainwater utilization system plays a role in rainwater discharge reduction and slow discharge, reduces city rainfall flood runoff volume, reduces probability of occurrence of city rainfall flood disasters, and meanwhile can effectively control construction scales of downstream drainage systems, has an excellent eco-environment protection effect, and provides a new way to solve the problem of city water shortage.
Description
Technical field
The present invention relates to a kind of ecological road shock resistance rainwater utilization system, belong to rainwater comprehensive utilization, water supply and drainage and environmental protection technical field.
Background technology
Along with global warming, extreme weather is more and more frequent, and extreme rainfall has partially strong trend on the high side, and the rain flood runoff that heavy showers is formed brings test and environmental impact greatly to city, forms very large threat to the normal productive life in city.And rainwater is valuable freshwater resources, the contaminated degree of rainwater is comparatively light, may be used for recharge of groundwater, can also as use mixedly water source after simply processing.
Meanwhile, at the rainfall initial stage, because rainwater is to the souring on ground, the pollutant of ground accumulation can be carried and enter drainage pipeline networks.Therefore, the pollutant levels of early-stage rainwater are higher, and the pollution of entrained pollutant to discharge water body also can not be ignored, and road early-stage rainwater is particularly serious to the pollution of environment.Therefore, how early-stage rainwater is carried out retaining process and has important environment protection significance by research.
At present, the road both sides in city is generally all provided with greenbelt, but these greenbelts are at present mainly as greening and landscape function, and its underground space is not also utilized.How making good use of greenbelt and the underground space thereof, is the technical issues that need to address of the present invention.
Construction comprises road surface initial-rainwater and collects process and the facility such as rainwater comprehensive utilization, both can pollution administration, reduce rainfall runoff recharge of groundwater, the effects such as new water source can be opened up again, there is the ecological, environmental protective feature of distinctness.By its functional control structure, effectively can play its environment-friendly function further and realize rainwater utilization intelligentized control method.
Summary of the invention
Object of the present invention, be to provide a kind of ecological road shock resistance rainwater utilization system, this ecological road shock resistance rainwater utilization system can retain process road early-stage rainwater, and reduce rainfall runoff, flood peak clipping, effectively utilizes rainwater, has obvious ecological, environmental protective feature.
Object of the present invention can reach by taking following technical scheme:
Ecological road shock resistance rainwater utilization system, its design feature is: be arranged on the other vacant lot of road or greenbelt ground, comprises inlet for stom water, abandoned stream groove, concave herbaceous field, early-stage rainwater storage treatment wetland, overflow well, stormwater tank, rainwater utilization structure and catch pit; Be provided with grid in inlet for stom water, its inside has and stop and do the volume space of grit chamber for the rainwater short time, inlet for stom water is communicated with abandoned stream groove by rain pipe; Be provided with overfall at the top of abandoned stream groove, abandoned stream groove 2 is communicated with early-stage rainwater by abandoned stream pipe and stores treatment wetland; Concave herbaceous field, lower than road surface, is provided with permeable backfill layer below concave herbaceous field; Early-stage rainwater stores treatment wetland and comprises early-stage rainwater storage pool and treatment wetland, is provided with the partition wall of band water distributing pore between early-stage rainwater storage pool and treatment wetland; Early-stage rainwater storage pool connects abandoned stream pipe, and the water outlet for the treatment of wetland is communicated with municipal rain pipe by perforated pipe, wetland drainage pipe with catch pit; Several overflow wells are set in concave herbaceous field, the top of described overflow well be provided with inlet opening, this inlet opening elevation higher than concave herbaceous field lower than the overfall of abandoned stream groove; Overflow well is communicated with stormwater tank by water inlet pipe, and stormwater tank is communicated with rainwater utilization structure; Rainwater utilization structure comprises supply-water pump, water valve and hydrant, and supply-water pump is arranged in stormwater tank, and hydrant is arranged on the ground, form intake; Catch pit is located in concave herbaceous field or edge, and its top is provided with inlet opening, and this inlet opening elevation is higher than the inlet opening of overflow well lower than the overfall of abandoned stream groove, and the delivery port of catch pit is communicated with municipal rain pipe.
Object of the present invention can also reach by taking following technical scheme:
Further, can be provided with PLC in rainwater utilization structure, PLC can be established on the ground; Can arrange content gauge in stormwater tank, the input of PLC connects the signal output part of content gauge, and the output of PLC connects the control input end of supply-water pump, the control input end of water valve, forms the Based Intelligent Control structure of rainwater reuse.
Further, AS and control valve can be provided with in rainwater utilization structure, in green space system, bury soil moisture inductor underground, the output of soil moisture inductor connects an input of PLC, the control input end of an output connection control valve of PLC.
Further, the top in rainwater storage pond can be provided with and draw clearly mouth, regularly to draw clearly the heavy mud in pond in the early stage, in treatment wetland, be provided with packing layer and muskeg, packing layer and muskeg possess removes various pollutants contained in early-stage rainwater and the structure meeting discharge water quality requirement.
The present invention has following outstanding beneficial effect:
1, the present invention stores treatment wetland, the concave herbaceous field with infiltration function, stormwater tank by arranging early-stage rainwater, play rainwater to reduce discharging, delay row function, reduce Urban Storm Flood run-off, reduce the probability that Urban Storm Flood disaster occurs, effectively can control the building size of downstream drainage system simultaneously.
2, the present invention and road landscape engineering adapt, and arrange early-stage rainwater and store treatment wetland, early-stage rainwater treatment in situ, solve the pollution problem of early-stage rainwater, significantly alleviate the environment water pollution because first rain runoff causes.And treatment facility miniaturization, dispersion flexible arrangement, without control appliance, utilizes the long-time absorption process rainwater between two rainfalls, significantly reduces process and maintenance cost.Total dischargeable capacity of its early-stage rainwater storage pool and treatment wetland is determined through calculating, within design rainfall intensity, all the precontamination thing of every rainfall can be made to retain after process reaches requirement to discharge, exceed in the rainfall of design rainfall intensity and also can retain the most pollutant of process, the investment reached with comparatively economizing obtains larger environmental benefit.
3, the present invention arranges the concave herbaceous field and early-stage rainwater storage treatment wetland with infiltration function, by rainwater infiltration, greenery patches adsorption filtration and early-stage rainwater process, the pollutant that road produces can be retained, treatment in situ, reach the pole low emission of roadway pollution material, there is obvious ecological, environmental protective effect.
4, the present invention is by collecting rainwater, for miscellaneous waters such as greening, road flushings, makes full use of natural rainfall as water source, provides new approach for solving urban water shortage.The utilization of rainwater can realize intelligent automatic control, safe and reliable to operation.
Accompanying drawing explanation
Fig. 1 is functional block diagram of the present invention.
Fig. 2 is the structural representation of the specific embodiment of the invention 1.
The early-stage rainwater that Fig. 3 the present invention relates to stores the structural representation for the treatment of wetland.
Fig. 4 is the structural representation of the specific embodiment of the invention 2.
Specific embodiment 1:
With reference to Fig. 1, Fig. 2 and Fig. 3, the present embodiment is arranged on vacant lot or the greenbelt ground of road side, comprises inlet for stom water 1, abandoned stream groove 2, concave herbaceous field 3, early-stage rainwater storage treatment wetland 4, overflow well 5, stormwater tank 6, rainwater utilization structure 7 and catch pit 8; Be provided with grid in inlet for stom water 1, its inside has and stop and do the volume space of grit chamber for the rainwater short time, inlet for stom water 1 is communicated with abandoned stream groove 2 by rain pipe 10; Be provided with overfall at the top of abandoned stream groove 2, abandoned stream groove 2 is communicated with early-stage rainwater by abandoned stream pipe 11 and stores treatment wetland 4; Concave herbaceous field 3, lower than road surface, is provided with permeable backfill layer below concave herbaceous field 3; Early-stage rainwater stores treatment wetland 4 and comprises early-stage rainwater storage pool 4-1 and treatment wetland 4-2, is provided with the partition wall 4-3 of band water distributing pore 4-4 between early-stage rainwater storage pool 4-1 and treatment wetland 4-2; The water outlet that early-stage rainwater storage pool 4-1 connects abandoned stream pipe 11, treatment wetland 4-2 is communicated with municipal rain pipe 14 by perforated pipe 4-8, wetland drainage pipe 12 and catch pit 8; Several overflow wells 5 are set in concave herbaceous field 3, the top of described overflow well 5 be provided with inlet opening, this inlet opening elevation higher than concave herbaceous field 3 lower than the overfall of abandoned stream groove 2; Overflow well 5 is communicated with stormwater tank 6 by water inlet pipe 13, and stormwater tank 6 is communicated with rainwater utilization structure 7; Rainwater utilization structure 7 comprises supply-water pump 15, water valve and hydrant 16, and supply-water pump 15 is arranged in stormwater tank 6, and hydrant 16 is arranged on the ground, form intake; Catch pit 8 is located in concave herbaceous field or edge, and its top is provided with inlet opening, and this inlet opening elevation is higher than the inlet opening of overflow well 5 lower than the overfall of abandoned stream groove 2, and the delivery port of catch pit 8 is communicated with municipal rain pipe 14.
In the present embodiment:
Can be provided with PLC 9 in rainwater utilization structure 7, PLC 9 is established on the ground; In stormwater tank 6, arrange content gauge 17, the input of PLC 9 connects the signal output part of content gauge 17, and the output of PLC 9 connects the control input end of supply-water pump 15, the control input end of water valve, forms the Based Intelligent Control structure of rainwater reuse.The top of rainwater storage pond 4-1 in the early stage can be provided with and draw clearly a mouthful 4-5, regularly to draw clearly the heavy mud in pond, in treatment wetland 4-2, be provided with packing layer 4-7 and muskeg 4-6, packing layer 4-7 and muskeg 4-6 possesses the structure that the various pollutants removed contained by early-stage rainwater also meet discharge water quality requirement.Described road can be major trunk roads road, non-major trunk roads road, motorway, nonmotorized vehicle lane or other people trade.
Inlet for stom water 1 is located at the facility that rainwater is collected in road both sides.Be provided with grid in inlet for stom water, remove individual larger floating thing.There is certain volume inlet for stom water inside, stops, play the effect doubling as grit chamber after rainwater enters through the short time.The rainwater of inlet for stom water 1 flows through abandoned stream groove 2 through rain pipe 10.
Abandoned stream groove 2 is for initial rainwater discharge, and be the rhone that top is provided with overfall, overfall elevation is lower than road surface elevation.Rhone is connected with initial rainwater discharge pipe 11.First rainwater flows into early-stage rainwater through abandoned stream pipe 11 after entering abandoned stream groove 2 and stores treatment wetland 4, and after initial stage rainwater storage treatment wetland 4 is full of, the water level of abandoned stream groove can rise, and rainwater finally flows into concave herbaceous field 3 from the overfall at abandoned stream groove 2 top.The number of the inlet for stom water 1 that abandoned stream groove 2 connects can be determined as the case may be, and each road, its upstream rainwater fashionable colors is as far as possible consistent, is beneficial to effective abandoned stream.
Concave herbaceous field 3 is the Green spaces lower than road surface certain altitude.The high permeable respond well native stone of porosity can also be adopted below greenery patches to backfill, ooze under being beneficial to rainwater.Concave herbaceous field, due to lower than periphery road surface, has water reservation, and add the absorption viscous flow effect of its rainwater infiltration function and green plants, rainfall runoff is significantly absorbed weakening, and conserves recharge of groundwater.Vegetation can also play certain filtration adsorption function to rainwater.
It is places that early-stage rainwater stores and processes that early-stage rainwater stores treatment wetland 4.It is made up of early-stage rainwater storage pool 4-1 and treatment wetland 4-2 two large divisions, and centre separates with the partition wall 4-3 being provided with water distributing pore 4-4.The water outlet perforated pipe 4-8 that early-stage rainwater storage pool 4-1 connects abandoned stream pipe 11, treatment wetland 4-2 enters wetland drainage pipe 12, then enters municipal rain pipe 14 through catch pit 8.Early-stage rainwater storage pool 4-1 not only for rainwater storage, also for the further precipitation of rainwater provides good place.Be provided with above early-stage rainwater storage pool 4-1 and draw clearly a mouthful 4-5, for regularly drawing clearly the heavy mud in pond.Establish filler 4-7 and muskeg 4-6 in treatment wetland 4-2, filler 4-7 and muskeg 4-6 requires to design according to rainwater treatment, can remove various pollutants contained in early-stage rainwater, and meets discharge water quality requirement.When there being rainfall, the water level of early-stage rainwater storage pool 4-1 and treatment wetland 4-2 can rise, when being discharged into catch pit 8 by wetland drainage pipe 12 after the drain height arriving perforated pipe 4-8, perforated pipe 4-8, lower than bypass channel 2 top overfall, guarantees that early-stage rainwater can not pour in down a chimney back bypass channel 2.The flow of perforated pipe 4-8 controls in rational numerical value by water force, to ensure that effluent quality meets the demands between flush period.Total dischargeable capacity of early-stage rainwater storage pool 4-1 and treatment wetland 4-2, according to design water level before dependable rainfall, rainfall above early-stage rainwater amount, single game rainfall wetland, to continue between flush period the combined factors such as the rainwater time of staying and determines.There is for rainfall the feature of discontinuity, when rainfall stops, wetland drainage pipe 12 also can stop draining, and the rainwater in early-stage rainwater storage pool 4-1 and treatment wetland 4-2 will obtain longer time of staying degradation of contaminant, the growth water of muskeg can also be used for, until next rainfall.Rain at the beginning of 1 stores the early-stage rainwater that treatment wetland 4 can receive 1 or several inlets for stom water 1, and its disposal ability is corresponding to be determined as calculated.
In concave herbaceous field 3, overflow well 5 is set at a certain distance, for collecting rainwater excessive in concave herbaceous field.Inlet opening is established at overflow well 5 top, elevation lower than abandoned stream groove 2 overfall, but higher than concave herbaceous field certain altitude.Overflow well 5 water outlet is connected with stormwater tank water inlet pipe 13.
Stormwater tank 6 is located at below concave herbaceous field or other suitable position, and be the device storing concave herbaceous field 3 overflowing rain water, its water outlet is connected with rainwater utilization structure 7.Supply-water pump 15 and content gauge 17 are set in pond.Ooze delay 3 times through concave herbaceous field, and after the adsorption filtration of vegetation, the rainwater entering stormwater tank 6 is comparatively clean, just can be used for greening water and the road water for cleaning of road in pond after staticly settling after a while.Stormwater tank is provided with manhole, for overhaul of the equipments.Heavy mud in pond need regularly be drawn clearly.1 stormwater tank 6 can connect the rainwater of 1 or the collection of several overflow wells 5.
Rainwater utilization structure 7 comprises the pipeline valve facility of supply-water pump 15, hydrant 16, PLC 9 and necessity thereof.Supply-water pump 15 is installed in stormwater tank 6, for water supply of pressurizeing.Hydrant 16 is installed on the ground, for greening water wagon etc. supplies intake by water extraction.PLC 9 is established on the ground, and the input of PLC 9 connects the signal output part of content gauge 17, and the output of PLC 9 connects the control input end of supply-water pump 15, the control input end of water valve.Stormwater tank 6 waterlevel data that PLC 9 is obtained by content gauge 17, when water level is more than lowest water level, according to the keying controlling supply-water pump 15 with the instruction of taps, when stormwater tank 6 reaches lowest water level, by the start-up performance of closed supply-water pump 15, and point out low water stage information to water spot.
Catch pit 8 is located in concave herbaceous field or edge, and its top is provided with inlet opening, and this inlet opening elevation is higher than the inlet opening of overflow well 5 lower than the overfall of abandoned stream groove 2, and for rainwater excessive within the scope of overflow collection, its outlet is connected to municipal rain pipe 14.After initial stage rainwater storage treatment wetland 4, concave herbaceous field 3, stormwater tank 6 are full of rainwater in succession, excessive rainwater just enters municipal rain pipe 14 by catch pit 8.
The present embodiment 1 forms intelligent control type ecological road shock resistance rainwater utilization system.
Specific embodiment 2:
With reference to Fig. 1, Fig. 3 and Fig. 4, the feature of the present embodiment is:
AS 18 and control valve 19 is provided with in rainwater utilization structure 7, soil moisture inductor 20 is buried underground in green space system, the output of soil moisture inductor 20 connects an input of PLC 9, the control input end of an output connection control valve 19 of PLC 9.
When the data that soil moisture inductor 20 is monitored are lower than certain value, PLC 9 can send instruction automatically, starts supply-water pump 15 and opens control valve 19, carrying out automatic greening irrigation, and control watering time.Realize the fully-automatic intelligent control that rainwater greening utilizes.
All the other 26S Proteasome Structure and Functions are identical with specific embodiment 1.
The present embodiment 2 forms the intelligent control type ecological road shock resistance rainwater utilization system of automatic irrigation structure.
Specific embodiment 3:
The feature of the present embodiment is: on the basis of specific embodiment, removes the PLC 9 in rainwater utilization structure 7 and the content gauge 17 in stormwater tank 6, forms Non-follow control type ecological road shock resistance rainwater utilization system.
Other specific embodiments:
The feature of other specific embodiments of the present invention is: in vacant lot or the greenbelt ground of two sides of road, arrange and mainly comprise inlet for stom water 1, abandoned stream groove 2, concave herbaceous field 3, early-stage rainwater stores treatment wetland 4, overflow well 5, stormwater tank 6, rainwater utilization structure 7, the Artificial Control type road impact-resistant ecological rainwater management system that catch pit 8 and supply-water pump 15 are formed, or arrange and mainly comprise inlet for stom water 1, abandoned stream groove 2, concave herbaceous field 3, early-stage rainwater stores treatment wetland 4, overflow well 5, stormwater tank 6, rainwater utilization structure 7, catch pit 8, PLC 9, AS 18, control valve 19, soil moisture inductor 20, the intelligent control type road impact-resistant ecological rainwater management system that supply-water pump 15 and content gauge 17 are formed.
All the other 26S Proteasome Structure and Functions are identical with specific embodiment 1.
In practical application, the ecological road shock resistance rainwater utilization system that above-mentioned specific embodiment describes is arranged on the side of road 50, article one, road can comprise an ecological road shock resistance rainwater utilization system, two ecological road shock resistance rainwater utilization system, three ecological road shock resistance rainwater utilization system, four ecological road shock resistance rainwater utilization system, five ecological road shock resistance rainwater utilization system, six ecological road shock resistance rainwater utilization system, seven ecological road shock resistance rainwater utilization system, eight ecological road shock resistance rainwater utilization system, nine ecological road shock resistance rainwater utilization system or more than ten ecological road shock resistance rainwater utilization system, ecological road shock resistance rainwater utilization system set by same path can be that structure is identical, also can be that structure is not identical.Its ecological road shock resistance rainwater utilization system quantity number and structure can arrange according to the ambient condition of the length of road and periphery.Described ecological road shock resistance rainwater utilization system can be arranged on the one or both sides of road 50, and when being arranged on the side of road 50, the opposite side of road is sidewalk 30.
Because the nervous situation of water resource is more and more serious, rainwater is also the freshwater resources that the contaminated degree of preciousness is lighter, just the miscellaneous water of people is can be used as through simple process, rainwater utilization not only can open up new water source, save city water resource, rainwater surface runoff amount can also be reduced, reduce the danger that rain disaster occurs, flood become promote the well-being of mankind use water water source, obtain significant economic benefit, social benefit and environmental benefit.Meanwhile, the pollutant levels of early-stage rainwater are higher, and the pollution of entrained pollutant to discharge water body also can not be ignored, and road early-stage rainwater is particularly serious to the pollution of environment, early-stage rainwater carried out retain process and have important ecological, environmental protective meaning.
Claims (4)
1. ecological road shock resistance rainwater utilization system, it is characterized in that: be arranged on the other vacant lot of road or greenbelt ground, comprise inlet for stom water (1), abandoned stream groove (2), concave herbaceous field (3), early-stage rainwater storage treatment wetland (4), overflow well (5), stormwater tank (6), rainwater utilization structure (7) and catch pit (8); Be provided with grid in inlet for stom water (1), its inside has and stop and do the volume space of grit chamber for the rainwater short time, inlet for stom water (1) is communicated with abandoned stream groove (2) by rain pipe (10); Be provided with overfall at the top of abandoned stream groove (2), abandoned stream groove (2) is communicated with early-stage rainwater by abandoned stream pipe (11) and stores treatment wetland (4); Concave herbaceous field (3), lower than road surface, is provided with permeable backfill layer in concave herbaceous field (3) below; Early-stage rainwater stores treatment wetland (4) and comprises early-stage rainwater storage pool (4-1) and treatment wetland (4-2), is provided with the partition wall (4-3) of band water distributing pore (4-4) between early-stage rainwater storage pool (4-1) and treatment wetland (4-2); Early-stage rainwater storage pool (4-1) connects abandoned stream pipe (11), and the water outlet for the treatment of wetland (4-2) is communicated with municipal rain pipe (14) by perforated pipe (4-8), wetland drainage pipe (12) with catch pit (8); Several overflow wells (5) are set in concave herbaceous field (3), the top of described overflow well (5) be provided with inlet opening, this inlet opening elevation higher than concave herbaceous field (3) lower than the overfall of abandoned stream groove (2); Overflow well (5) is communicated with stormwater tank (6) by water inlet pipe (13), and stormwater tank (6) is communicated with rainwater utilization structure (7); Rainwater utilization structure (7) comprises supply-water pump (15), water valve and hydrant (16), and supply-water pump (15) is arranged in stormwater tank (6), and hydrant (16) is arranged on the ground, form intake; Catch pit (8) is located in concave herbaceous field or edge, and its top is provided with inlet opening, this inlet opening elevation higher than the inlet opening of overflow well (5) lower than the overfall of abandoned stream groove (2), and the delivery port of catch pit (8) is communicated with municipal rain pipe (14).
2. ecological road shock resistance rainwater utilization system according to claim 1, is characterized in that: in rainwater utilization structure (7), be provided with PLC (9), and PLC (9) is established on the ground; Content gauge (17) is set in stormwater tank (6), the input of PLC (9) connects the signal output part of content gauge (17), the output of PLC (9) connects the control input end of supply-water pump (15), the control input end of water valve, forms the Based Intelligent Control structure of rainwater reuse.
3. ecological road shock resistance rainwater utilization system according to claim 2, it is characterized in that: in rainwater utilization structure (7), be provided with AS (18) and control valve (19), soil moisture inductor (20) is buried underground in green space system, the output of soil moisture inductor (20) connects an input of PLC (9), the control input end of an output connection control valve (19) of PLC (9).
4. the ecological road shock resistance rainwater utilization system according to the arbitrary claim of claims 1 to 3, it is characterized in that: the top of rainwater storage pond (4-1) is provided with and manually draws clearly mouth (4-5), regularly to draw clearly the heavy mud in pond in the early stage, in treatment wetland (4-2), be provided with packing layer (4-7) and muskeg (4-6), packing layer (4-7) and muskeg (4-6) possess removes various pollutants contained in early-stage rainwater and the structure meeting discharge water quality requirement.
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| CN201310009012.6A CN103088896B (en) | 2013-01-10 | 2013-01-10 | Ecological road shock resistance rainwater utilization system |
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| CN201310009012.6A CN103088896B (en) | 2013-01-10 | 2013-01-10 | Ecological road shock resistance rainwater utilization system |
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