CN105544343A - Source rainwater purification and storage system based on low impact development and installation method - Google Patents
Source rainwater purification and storage system based on low impact development and installation method Download PDFInfo
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- CN105544343A CN105544343A CN201510891050.8A CN201510891050A CN105544343A CN 105544343 A CN105544343 A CN 105544343A CN 201510891050 A CN201510891050 A CN 201510891050A CN 105544343 A CN105544343 A CN 105544343A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/221—Kerbs or like edging members, e.g. flush kerbs, shoulder retaining means ; Joint members, connecting or load-transfer means specially for kerbs
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
- E03F1/005—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells via box-shaped elements
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/105—Accessories, e.g. flow regulators or cleaning devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
- G01F23/18—Indicating, recording or alarm devices actuated electrically
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Public Health (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Sewage (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a source rainwater purification and storage system based on low impact development. The source rainwater purification and storage system comprises a permeable pavement road and a concave herbaceous field. The permeable pavement road and the concave herbaceous field are connected, the bottom of the concave herbaceous field is provided with a bioretention layer, the bioretention layer comprises a biological layer, a sand layer and a gravel layer that are distributed in order, the bottom of the gravel layer is provided with a rainwater collection tank, the joint between the gravel layer and the rainwater collection tank is externally provided with a geotechnical cloth, the rainwater collection tank is composed of several rainwater collection modules, the upper parts of the tank wall on two sides of the rainwater collection tank are respectively provided with an overflow pipe, the rainwater collection tank is equipped with a water level monitoring device, by adopting a module mutual splicing method, the construction becomes convenient and the construction period is short, the collected rainwater can provide water needed for growth of green plants on the ground for a long time, natural rainwater is effectively utilized to reduce the consumption of the tap water employed by people to irrigate plants. At the same time, retention rainwater is stored to reduce surface runoff, thus being conducive to construction of sponge cities and protection of the ecological environment.
Description
Technical field
The invention belongs to urban sewerage and drainage prevention waterlogging and controlling area-source pollution technical field, more specifically, relate to a kind of source rainwater utilization based on low impact exploitation, purify and save system and mounting method.
Background technology
In recent years, urbanization at a high speed makes waterproof underlying surface ratio constantly increase, and causes rainwater conflux time shorten, and peak flow increases, and effectiveness factors is frequently existing.The rainwater runoff pollution in China's major part city is comparatively serious, and the utilization of rainwater effectively can alleviate shortage of water resources, promotes the sustainable development of local economy.At present, the utilization of rainwater has more and more obtained the attention of government, has started the construction in sponge city.
Low impact exploitation (LowImpactDevelopment, LID) technology is the Storm Water Management and pollution of area source treatment technology that have developed late 1990s, LID technology is by dispersion, small-scale Sources controlling reaches the control of runoff and the pollution produced heavy rain, makes development area as far as possible close to natural hydrologic cycle.Lowly affect exploitation and effectively can solve existing urban rainwater and get rid of system Problems existing: city hardened ground increases fast and increases actual comprehensive runoff coefficient, causes built Storm Sewer Network drainability not enough; Urban Storm Flood digestion capability is limited, facility famine of regulating and storing.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of source rainwater purification based on low impact exploitation and saves system, not enough to solve the Storm Sewer Network drainability caused in prior art; Urban Storm Flood digestion capability is limited, the defects such as facility famine of regulating and storing.
For achieving the above object, the invention provides a kind of source rainwater purification based on low impact exploitation and save system, comprise permeable pavement road surface and concave herbaceous field, described permeable pavement road surface is connected with concave herbaceous field, biological retention layer is provided with below concave herbaceous field, biological retention layer comprises biosphere, layer of sand and layer of gravel, and distribute successively from top to bottom, rainwater collection pool is provided with bottom layer of gravel, junction between layer of gravel and rainwater collection pool is provided with geotextiles, rainwater collection pool is spliced by several rainwater-collecting modules and is formed, the pool wall top of rainwater collection pool is provided with bleed off pipe.
Source provided by the invention rainwater purification with save system, combine primarily of permeable pavement road surface and concave herbaceous field, can save floor occupying area, do not take valuable space; And lightweight, easy to assemble, convenient transportation; Because rainwater-collecting module can be assembled according to reservoir size combinations, flexible design; Bearing capacity is strong, easy construction, economizes the duration; Long service life; Cost is low, and economic benefit is obvious;
Preferably, Level monitor is provided with in described rainwater collection pool.People just can be understood the rainwater of rainwater collection pool on the ground, the SEA LEVEL VARIATION in display reservoir, when water level can give the alarm lower than during certain warning value, remind the timely moisturizing of municipal administration personnel.
Preferably, described permeable pavement road surface is provided with road kerb at the edge near concave herbaceous field, road kerb is arranged the breach of 20 ~ 60cm width, indentation, there is provided with intercepting pollution for rainwater Hanging Basket, and intercepting pollution for rainwater Hanging Basket is fixedly connected on the side of road kerb near concave herbaceous field.Its beneficial effect is to tackle rubbish, from when the container storing rubbish, can play the effect of an initial stage filtration simultaneously, thus make the water treatment in later stage and collection process become more effectively simple.
Preferably, the bottom of described intercepting pollution for rainwater Hanging Basket is provided with filter screen.
Preferably, described Level monitor comprises water-level probe and water level display alarm instrument, water-level probe is located at the bottom of described rainwater collection pool, and the described bleed off pipe of connecting line through rainwater collection pool side of water-level probe is connected to the water level display alarm instrument of permeable pavement upper pavement surface.
Preferably, described water level display alarm instrument comprises display screen and alarm lamp.
Preferably, described Level monitor adopts column structure, is vertically located at rainwater collection pool inside, and through biological retention layer.
Preferably, described Level monitor inside is provided with water column.
Preferably, the material of described rainwater-collecting module adopts PP material.Rainwater-collecting module is made by regenerated environment protecting material, environmental protection, buried underground, safeguards simple, and recyclable recycling.
According to another aspect of the present invention, additionally provide a kind of above-mentioned source rainwater purification based on low impact exploitation and the mounting method saving system, specific as follows:
A, excavate and vacant lot required for rainwater collection pool is installed, and dig position and must be greater than the size of installing required for rainwater collection pool;
B, ground grading, compacting foundation;
C, in rainwater collection pool vertically superposed installation rainwater-collecting module, keep neat up and down;
D, in rainwater collection pool, lay geotextiles, during construction, keep geotextiles to cover rainwater collection pool and biological retention layer completely, unnecessary and overlapping part adhesive tape bonding;
E, rainwater collection pool surrounding backfilled with earth, and bleed off pipe and Level monitor are installed;
F, rainwater collection pool first lay one deck layer of gravel, re-lays layer of sand, finally lay biosphere at top layer;
G, set concave green belt on biological retention layer upper berth;
H, lay road kerb in concave herbaceous field surrounding, and intercepting pollution for rainwater Hanging Basket is installed.
The beneficial effect of above technical scheme is adopted to be: rainwater-collecting module of the present invention is installed on underground, the underground in the places such as city, community, factory, view can be arranged at as required, do not take floor space, and rainwater collection pool is combined into a pond by several rainwater-collecting modules, the shape different terrain in pond is comprehensively determined, any combination, do not limit by place, because adopt the module method of mutually splicing, without the need to big machinery, easy construction, duration are short.There is support, retaining, effect of purification, the water simultaneously collected such as not only can to plant at the biology for upper strata is green provide moisture, rainwater collection pool can also be aggregated into further across rainwater gathering tube, filtration, purification rainwater, save delay rainwater, to dissolve periphery rainwater, also there is minimizing noise simultaneously, alleviate heat island effect, beautify the environment, good in economic efficiency advantage, choose two kinds of Level monitors as required, can understand the rainwater of rainwater collection pool, be convenient to control, and accuracy is high, easy to use, PP material is regenerated environment protecting material, environmental protection, whole ecological environment is not destroyed in buried underground, safeguard simple, and recyclable recycling.
Accompanying drawing explanation
Fig. 1 is source rainwater purification and the structural representation saving system in the embodiment of the present invention 1;
Fig. 2 is source rainwater purification and the structural representation saving system in the embodiment of the present invention 2;
Wherein, 1-concave herbaceous field, the biological retention layer of 2-, 3-road kerb, 4-intercepting pollution for rainwater Hanging Basket, 5-permeable pavement road surface, 6-biosphere, 7-layer of sand, 8-layer of gravel, 9-geotextiles, 10-bleed off pipe, 11-rainwater-collecting module, 12-rainwater collection pool, 13-soil, 14-water-level probe, 15-water level display alarm instrument, 16-connecting line, 17-column structure, 18-colored gas.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.In addition, if below in described each embodiment of the present invention involved technical characteristic do not form conflict each other and just can mutually combine.
Fig. 1 and Fig. 2 shows the specific embodiment of the present invention: a kind of based on low impact exploitation source rainwater purification with save system, comprise permeable pavement road surface 5, concave herbaceous field 1, described permeable pavement road surface 5 is connected with concave herbaceous field 1, the bottom of concave herbaceous field 1 is provided with biological retention layer 2, biological retention layer 2 comprises biosphere 6, layer of sand 7 and layer of gravel 8, and distribute successively from top to bottom, rainwater collection pool 12 is provided with bottom layer of gravel 8, junction between layer of gravel 8 and rainwater collection pool 12 is provided with geotextiles 9, rainwater collection pool 12 is made up of some rainwater-collecting modules 11, the pool wall top, both sides of rainwater collection pool 12 is respectively equipped with bleed off pipe 10, the inside of rainwater collection pool 12 is provided with Level monitor.
In the present invention, described permeable pavement road surface 5 is provided with road kerb 3 at the edge near concave herbaceous field 1, road kerb 3 is arranged the breach of 20 ~ 60cm width, indentation, there is provided with intercepting pollution for rainwater Hanging Basket 4, and intercepting pollution for rainwater Hanging Basket 4 is fixedly connected on the side of road kerb 3 near concave herbaceous field 1.
With the permeable pavement road surface 5 of road kerb 3, permeable pavement road surface 5 is connected with concave herbaceous field 1, for the rainfall runoff that sclerosis earth's surface of dissolving produces, described road kerb 3 is arranged the breach of 20 ~ 60cm width, described indentation, there is provided with intercepting pollution for rainwater Hanging Basket 4, footpath flows through after breach imports intercepting pollution for rainwater Hanging Basket 4 after tentatively drifting along, flows into concave herbaceous field 1, pollutant larger for volume can be tackled after being concentrated by rainfall runoff and importing intercepting pollution for rainwater Hanging Basket 4 by the breach on road kerb 3, the effect that initial stage of playing filters, concave herbaceous field 1 is biological retention layer 2 below, biological retention layer 2 comprises biosphere 6, layer of sand 7 and layer of gravel 8, and distribute successively, rainwater collection pool 12 is provided with bottom layer of gravel 8, junction between layer of gravel 8 and rainwater collection pool is provided with geotextiles 9, geotextiles 9 has outstanding filtration, draining, isolation, reinforcement, antiseepage, protective action, water in rainwater collection pool 12 can be applied to the daily pouring of plant, it is rain penetration purification region between described concave herbaceous field 1 and rainwater collection pool 12, several rainwater-collecting modules 12 described form rainwater collection pool, bleed off pipe is arranged at described pool wall top.
Concave herbaceous field 1 and biological retention layer 2 can collect the rainfall runoff that earth's surface of hardening produces around, utilize the effect of vegetation, soil, microorganism, retain and purify low discharge rainfall runoff, exceed greenery patches and store the rainwater oozing capacity and enter Storm Sewer Network through inlet for stom water.Concave herbaceous field 1 and biological retention layer 2 not only can play and cut down run-off, alleviate Urban Flood Waterlogging, effectively remove the effect of nutriment, pathogen, heavy metal ion etc. in rainwater in source, and under the rainwater that oozes can play and increase soil water content to reduce green land irrigation water supply volume.Meanwhile, the pollutants such as the nitrogen that runoff carries, phosphorus can change the nutriment needed for vegetation into, promote the growth of plant.
In the present invention, the material of rainwater-collecting module 11 adopts PP material, PP material is regenerated environment protecting material, environmental protection, whole ecological environment is not destroyed in buried underground, safeguards simple, and recyclable recycling, biosphere 6 is made up of, for absorption cleaning pollutant fillers such as detritus soil, liver moss fungi plant and earthworms; Concave herbaceous field 1 upper surface kind is implanted with vegetation, the green plants that plant should be commonly used with locality is for alternative, from drought resisting, resistance toly to flood, resistant, the resistance such as cold-resistant, view, overall merit is carried out in the aspects such as maintenance requirement, filters out the plant variety 2 ~ 3 kinds being suitable for planting in the biological delay tank of lake periphery; Permeable pavement road surface 5 by the concrete dynamic modulus characteristic of permeable pavement material itself, can filtration, purification rainwater, save and be detained rainwater, periphery rainwater of dissolving, also there is minimizing noise, the advantages such as alleviation heat island effect, beautifies the environment, good in economic efficiency simultaneously.
In the present invention, biosphere 6 filler should according to the road rain water water yield, water quality characteristics, the material commonly used with aspects such as locality plantation, building, water treatments is for alternative, filter out water permeability higher, meet drainage requirement, water retention property is comparatively strong, meet plant growth requirement, and detergent power is comparatively strong, the filler that meets water correction requirement.By optimum organization and the respective outer side edges of filler, draw the filler matching model 3 ~ 5 kinds of different purification demand and different flow requirement.Emphasis considers the wire feeding such as rubble, blast-furnace cinder, haydite, vermiculite, sand, loam.
Present invention also offers a kind of above-mentioned source rainwater purification based on low impact exploitation and the mounting method saving system, specific as follows:
1, excavate the size with the vacant lot required for required rainwater collection pool 12, and the large palpulus digging position is greater than the size of installing required for rainwater collection pool 12.
2, ground grading, compacting foundation.
3, vertically superposed installation rainwater-collecting module in rainwater collection pool, keeps neat up and down;
4, in rainwater collection pool 12, lay geotextiles 9, during construction, keep geotextiles 9 to intercept rainwater collection pool 12 and biological retention layer 2 completely, unnecessary and overlapping part adhesive tape bonding.
5, rainwater collection pool surrounding backfilled with earth, and bleed off pipe and Level monitor are installed.
6, rainwater collection pool 12 first lays one deck layer of gravel 8, re-lay layer of sand 7, finally lay biosphere at top layer, the fillers such as such as detritus soil, liver moss fungi plant and earthworm.
Road kerb 3 is laid on the upper strata of 7, laying concave herbaceous field 1, and installs intercepting pollution for rainwater Hanging Basket 4.
Described rainwater collection pool 12 is combined by several rainwater-collecting modules 11, and the shape of rainwater collection pool 12 can according to demand as the size of runoff, and the information summaries such as floristics, space, road surface are determined.Any combination, does not limit by place, because the method adopting module mutually to splice, without the need to big machinery, and can become case by Assembling, can realize excavating backfill on the same day same day.Easy construction, duration are short.There is support, retaining, effect of purification.Water simultaneously in rainwater collection pool 12 such as can to plant at the biology for upper strata is green provide moisture.
Embodiment 1
Level monitor adopts water-level probe 14 and water level display alarm instrument 15 to combine, water-level probe 14 experiences the change of hydraulic pressure, then water level display alarm instrument 15 is transferred data to, people just can be understood the rainwater of rainwater collection pool 12 on the ground, SEA LEVEL VARIATION in the reservoir that display rainwater-collecting module 11 forms, when water level can give the alarm lower than during certain warning value, remind the timely moisturizing of municipal administration personnel.
The rainwater of rainwater collection pool is understood, be convenient to control, and accuracy is higher, is convenient to accurate control, but need to provide electricity to use, and inconvenience is installed.
Embodiment 2
Level monitor adopts column structure 17, is vertically located at rainwater collection pool 12 inner, and through biological retention layer 2, there is the liquid for observing Level monitor inside.Column structure 17 is placed in rainwater collection pool 12 inner, water is from the bottom upwards jack-up of column structure 17, and extend to the upper surface of concave herbaceous field 1, by the liquid level of fluid column, judge the change of rainwater collection pool 12 middle water level, the Level monitor of column structure 17 is easy for installation, and is convenient to observation, do not need power supply, but application life is short.
Rainwater-collecting module is installed on underground, the underground in the places such as city, community, factory, view can be arranged at as required, do not take floor space, and rainwater collection pool 12 is combined into a pond by several rainwater-collecting modules 11, the shape different terrain in pond is comprehensively determined, any combination, do not limit by place, because adopt the module method of mutually splicing, without the need to big machinery, easy construction, duration are short.There is support, retaining, effect of purification.The rainwater collected can for a long time for ground green plants provides the moisture required for growth; effectively utilize nature rainwater; reduce the water yield of manually taking tap water irrigating plant; meanwhile save delay rainwater, decrease surface runoff; be conducive to the construction in sponge city; preserve the ecological environment, good in economic efficiency advantage.Choose two kinds of Level monitors as required, can understand the rainwater of rainwater collection pool 12, be convenient to control, and accuracy is high, easy to use, PP material is regenerated environment protecting material, environmental protection, whole ecological environment is not destroyed in buried underground, safeguards simple, and recyclable recycling.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. one kind affects the source rainwater purification of exploitation based on low and save system, comprise permeable pavement road surface and concave herbaceous field, it is characterized in that: described permeable pavement road surface is connected with concave herbaceous field, biological retention layer is provided with below concave herbaceous field, biological retention layer comprises biosphere, layer of sand and layer of gravel, and distribute successively from top to bottom, rainwater collection pool is provided with bottom layer of gravel, junction between layer of gravel and rainwater collection pool is provided with geotextiles, rainwater collection pool is spliced by several rainwater-collecting modules and is formed, the pool wall top of rainwater collection pool is provided with bleed off pipe.
2. according to claim 1 based on low impact exploitation source rainwater purification with save system, it is characterized in that, be provided with Level monitor in described rainwater collection pool.
3. according to claim 1 and 2 based on low impact exploitation source rainwater purification with save system, it is characterized in that, described permeable pavement road surface is provided with road kerb at the edge near concave herbaceous field, road kerb is arranged the breach of 20 ~ 60cm width, indentation, there is provided with intercepting pollution for rainwater Hanging Basket, and intercepting pollution for rainwater Hanging Basket is fixedly connected on the side of road kerb near concave herbaceous field.
4. according to claim 3 based on low impact exploitation source rainwater purification with save system, it is characterized in that, the bottom of described intercepting pollution for rainwater Hanging Basket is provided with filter screen.
5. according to claim 2 based on low impact exploitation source rainwater purification with save system, it is characterized in that, Level monitor comprises water-level probe and water level display alarm instrument, water-level probe is located at the bottom of described rainwater collection pool, and the described bleed off pipe of connecting line through rainwater collection pool side of water-level probe is connected to the water level display alarm instrument of permeable pavement upper pavement surface.
6. according to claim 5 based on low impact exploitation source rainwater purification with save system, it is characterized in that, described water level display alarm instrument comprises display screen and alarm lamp.
7. the source rainwater purification based on low impact exploitation according to claim 2 with save system, it is characterized in that, described Level monitor adopts column structure, is vertically located at rainwater collection pool inside, and through biological retention layer.
8. according to claim 7 based on low impact exploitation source rainwater purification with save system, it is characterized in that, described Level monitor inside is provided with water column.
9. the source rainwater purification based on low impact exploitation according to claim 1 and 2 with save system, it is characterized in that, the material of rainwater-collecting module adopts PP material.
10. the source rainwater purification based on low impact exploitation as described in any one of claim 1 to 9 and the mounting method saving system, it is characterized in that, described method comprises the steps:
A, excavate and vacant lot required for rainwater collection pool is installed, and dig position and must be greater than the size of installing required for rainwater collection pool;
B, ground grading, compacting foundation;
C, in rainwater collection pool vertically superposed installation rainwater-collecting module, keep neat up and down;
D, in rainwater collection pool, lay geotextiles, during construction, keep geotextiles to cover rainwater collection pool and biological retention layer completely, unnecessary and overlapping part adhesive tape bonding;
E, rainwater collection pool surrounding backfilled with earth, and bleed off pipe and Level monitor are installed;
F, rainwater collection pool first lay one deck layer of gravel, re-lays layer of sand, finally lay biosphere at top layer;
G, set concave green belt on biological retention layer upper berth;
H, lay road kerb in concave herbaceous field surrounding, and intercepting pollution for rainwater Hanging Basket is installed.
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|---|---|---|---|
| CN201510891050.8A CN105544343B (en) | 2015-12-05 | 2015-12-05 | It is a kind of that system and installation method are saved based on the low source rainwater purification for influenceing exploitation |
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| CN201510891050.8A CN105544343B (en) | 2015-12-05 | 2015-12-05 | It is a kind of that system and installation method are saved based on the low source rainwater purification for influenceing exploitation |
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| CN105544343B CN105544343B (en) | 2018-02-23 |
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| CN106088684A (en) * | 2016-08-08 | 2016-11-09 | 陕西昊然海绵城市建设技术有限公司 | The sunk type square of a kind of rainwater-collecting recycling and construction method thereof |
| CN106193248A (en) * | 2016-08-24 | 2016-12-07 | 北京星河园林景观工程有限公司 | A kind of water storage module and rainwater ecological utilization system |
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| CN108049283A (en) * | 2017-12-15 | 2018-05-18 | 芜湖德司节能科技有限公司 | A kind of osmosis type ecological pavement for sponge city |
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