CN106013386A - Serially-connected multi-level-rain-garden permeation system for existing residential areas - Google Patents

Serially-connected multi-level-rain-garden permeation system for existing residential areas Download PDF

Info

Publication number
CN106013386A
CN106013386A CN201610322138.2A CN201610322138A CN106013386A CN 106013386 A CN106013386 A CN 106013386A CN 201610322138 A CN201610322138 A CN 201610322138A CN 106013386 A CN106013386 A CN 106013386A
Authority
CN
China
Prior art keywords
garden
rain
level
rainwater
rain garden
Prior art date
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.)
Pending
Application number
CN201610322138.2A
Other languages
Chinese (zh)
Inventor
苗展堂
郭娟利
王子魁
崔轶
权海源
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin University
Original Assignee
Tianjin University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin University filed Critical Tianjin University
Priority to CN201610322138.2A priority Critical patent/CN106013386A/en
Publication of CN106013386A publication Critical patent/CN106013386A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • E03F1/002Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/02Arrangement of sewer pipe-lines or pipe-line systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures

Abstract

The invention discloses a serially-connected multi-level-rain-garden permeation system for the existing residential areas. The serially-connected multi-level-rain-garden permeation system comprises a plurality of roof gardens, a plurality of downpipes, a plurality of first-level rain gardens, a plurality of low group central green fields and a plurality of second-level rain gardens, wherein the elevation of the first-level rain gardens is higher than that of the second-level rain gardens, and the elevation of the second-level rain gardens is higher than that of third-level rain gardens. The serially-connected multi-level-rain-garden permeation system has the advantages that rainwater locally permeates into the underground through the permeation facilities including the multiple levels of rain gardens, the low green fields, the vegetation shallow ridges and the like, so that the groundwater resources are replenished; the rainwater permeates into the underground, so that the surface runoff is reduced, further, the flood disaster problem is alleviated, and in the rainwater permeation process, the soil plays the purification role; the low green fields, the vegetation shallow ridges and the rain gardens play the role of purifying the rainfall runoff; through the purification functions, the pollution problem of the surface water system can be alleviated.

Description

The continuous existing community of formula of string multistage Rain Garden osmosis system
Technical field
The present invention relates to a kind of Rain Garden osmosis system, particularly relate to existing residential quarter storm sewer exhaust system.
Background technology
Rainwater discharge mainly dependence in residential quarter at present is laid rainwater underground piping specially and is realized, the most now The technical method of the Planning of rainwater project used in each designing institute.General by the following steps:
1. amount of rainfall is estimated
Storm sewer draining technology is first with the relation letter between storm intensity q and rainfall duration t and return period p Number i.e. Rain Intensity Formula Based carries out storm intensity calculating, then utilizes storm intensity, runoff coefficient and catchment area to estimate Calculate the amount of rainfall of this planning region.
2. rainwater underground piping is arranged
According to the amount of rainfall of prediction, in conjunction with the present situation landform altitude gradient, rationally determine the caliber of storm sewer, the gradient. Again according to residential quarter planning layout scenarios, forming a team and laying rainwater underground piping, by community under the road of community Portion is by rainwater rainwater city planting ductwork outside tubing is emitted into community.Final rainwater be discharged directly into river, In the surface drainages such as lake.
There is rainwater resource waste, aggravation flood generation and earth's surface in existing residential quarter storm sewer draining technology The shortcoming of river pollution,
Specific as follows:
1. rainwater resource waste
For city, rainwater is the preferable water source of low water quality water.Rainwater belongs to slightly-polluted water, Qi Zhongsuo The Organic substance contained is less, total hardness is little, dissolved oxygen content is high;And rainwater purification processes flow process is simple, is processed into This is lower than sewage, and antibacterial and virus are lower than the pollution rate of sewage, and rainwater reuse is higher than the public reception of sewage purification, Therefore can be used for the aspect such as reclaimed water, water for industrial use after rainwater purification, be to solve having of China's shortage of water resources One of effect approach.But, the storm sewer draining technology that present residential quarter is used is then whole " discharge " by rainwater, Cause a large amount of wastes of rainwater resource.
2. aggravation flood occurs
In the current rapid urbanization course of China, Elements of Urban Land Scale sharply increases, and impermeable along with ground Ratio of mating formation water hardening improves day by day so that the most rainfall that originally should penetrate into underground are transformed into earth's surface Runoff.But, the discharge of pipes technology that residential quarter is used generally uses concrete duct, changes infiltration in the past The form of the bright ditch of vegetation, makes runoff not have any infiltration to cut down in the process, and facilitates the formation of flood peak.It addition, Surface drainage before urbanization is filled in Process of Urbanization in a large number, causes residential quarter to lack the ground that rain-water accumulating is stagnant Table water body.
3. aggravation surface drainage pollutes
Rainwater runoff pollution is one of important sources that in city, surface drainage pollutes, and is even classified as by EPA River, the whole America and the third-largest polluter of lake pollution.Existing residential quarter storm sewer draining technology generally uses rain Mouth of a river Accumulated Rainwater and the mode of storm sewer discharge, rainfall runoff carried a large amount of pollutant in Process of Confluence secretly, As Hydrocarbon, heavy metal, vehicle produce oil pollution, pedestrian throw away conveniently rubbish, from greening of mating formation Wash away the chip and pollutant etc..These impurity make rainwater runoff pollution serious, and the rainwater footpath after being contaminated Flow and be emitted into this process of surrounding body by inlet for stom water and Stormwater Drainage System and carried under one's arms the rubbish accumulated in inlet for stom water Rubbish, causes urban river and Water Environment In Lakes to deteriorate.
4. infrastructure investment is big
The present situation day by day taken place frequently for flood, existing residential quarter storm sewer draining technology is emphasized " to improve weight Current and increase rainwater caliber to realize quick drain " rain flood coping strategy.According to China's latest edition " outdoor row Water design specification 2011 editions " GB50014-2006 requirement to the return period, more than half design weight of China city Current at present can not be up to standard.If " increasing storm sewer caliber " this unique mode that relies solely on is to alleviate flood Disaster, then, nearly all China city is required for discarded existing rain pipe system and lays the rainwater of new increasing Pipeline, this will bring heavy burden to urban finance.
System disclosed in the Chinese patent of invention entitled " a kind of ecological road shock resistance rainwater utilization system " includes Inlet for stom water, abandoned stream groove, lower Low elevation greenbelt, early-stage rainwater store treatment wetland, overflow well, stormwater tank, rainwater profit With structure and gully;It is provided with grid in inlet for stom water, has inside it for the stop of rainwater short time and make setting pot Volume space, inlet for stom water connects abandoned stream groove by rain pipe;Be provided with overfall at the top of abandoned stream groove, abandoned stream groove leads to Cross abandoned stream pipe connection early-stage rainwater and store treatment wetland;Lower Low elevation greenbelt is less than road surface, sets below lower Low elevation greenbelt There is permeable backfill layer;Early-stage rainwater stores treatment wetland and includes early-stage rainwater storage pool and treatment wetland, early-stage rainwater The partition wall of band water distributing pore it is provided with between storage pool and treatment wetland.
This invention primarily focuses on the rainwater utilization on roadside green belt, lays particular emphasis on serious pollution urban road rain The initial Split-flow of water and infiltration utilize, and are not suitable for applying in the community that area is bigger, are especially difficult to many with community Level Greenbelt planning combines.Set open stormwater tank had both been not suitable for the not enough northern area of rainfall and had used, its Landscape effect is the most poor at north of china in winter.
System disclosed in the Chinese patent of invention entitled " urban rainwater drainage system " includes being arranged under asphalt road Face, catch-basin against kerb, the oral area of catch-basin connects asphalt road by double-edged fine-toothed comb, and side, catch-basin top leads to Crossing tapping pipe to be connected with inspection shaft top, inspection shaft is a part for sewer, and sewer is parallel with road, infiltration Well straight cutting enters underground, and inspection shaft is arranged above with the manhole cover of activity, and tapping pipe becomes 15~25 degree with footpath road surface Angle.
This patent of invention lays particular emphasis on the discharge of initial Split-flow ecology and the rain penetration of pipeline of road rain water.Should in community Without reference to content in;The combination not accounted for and afforest, is not more suitable for the application of existing Urban re-development yet.
The China of invention entitled " a kind of urban residential district that processes collects the deflector type flow-turned water holding garden system of rainwater " System disclosed in patent includes the deflector type water holding district being located in Low elevation greenbelt.This deflector type water holding district while with low Gesture greenery patches while flushing and be provided with overflow outlet canal;One annular collecting vat is centered around the left side in described deflector type water holding district Limit, following and the right;It is provided with multiple water inlet gap, at ring at the annular collecting vat outer wall near Low elevation greenbelt edge Shape water leg is provided with a water holding district water inlet near the inwall of the following left part in deflector type water holding district;Hold at described deflector type The plant growing district being arranged above with covering deflector type water holding district in pool.
This patent of invention lays particular emphasis on the residential quarter rainwater deflector type processing mode by garden, it is important that Low elevation greenbelt On extend rainwater fashionable colors by baffling mode, increase under ooze to reduce simultaneously vegetation washed away.Many with community Still have some deficits in the combination of level Greenbelt planning system, be not suitable for simply reusing in the community that area is bigger, do not have The linking of You Yu community entirety mode of transportation considers.
System disclosed in the Chinese patent of invention entitled " green community impact resistance rainwater ecological utilization " includes Build rain pipe, gutter, abandoned stream well, infiltration well, lower Low elevation greenbelt, grass planting shallow ridges, landscape water body, take out Water pump, sparge pipe and ground hydrant.This rainwater ecological utilization system by rainwater from building roof via rain pipe, Gutter and abandoned stream well is laggard enters to permeate well and permeate, enters landscape water body via Glassed swale the most again and purifies With store, form a whole set of rainwater utilization system finally by suction pump, sparge pipe, hydrant.
" rainwater recycling system " is mainly emphasized in this invention, and this reclaiming system is unsuitable for the rain of northern area Measure less condition, especially rainfall in winter and be difficult to rainwater reuse time less.Secondly, in this invention Small water is not suitable in existing Urban re-development commonly used, because freezed in winter, exhaustion, landscape effect is poor; Summer, the water surface was little, and easily raw fly worm of not flowing, the water surface easily pollutes.Again, the reclaiming system of this invention establishes one's own system, Do not combine with the landscape layout of existing community, do not account for yet with the residence of community before and after greenery patches, greenery patches of forming a team, The level of greenbelt in little residential region is the most ingenious to combine together.Finally, this invention lacks and the combination side of cordon traffic system Formula designs, the road more serious especially for community rainwater pollution and parking area rainwater treatment without reference to.
Structure disclosed in the Chinese patent of invention entitled " housing cluster rainwater ecological exhaust system " includes: more than 1 Waterspout;More than 2 collection rain cup with early-stage rainwater stream abandoning system, multiple collection rain cups are correspondingly arranged at each respectively The bottom of individual waterspout;3 are arranged on before house and the polylith female residence formed a team between road greenery patches after residence, and polylith is recessed Before formula residence, after residence, greenery patches is connected by the overflow pipe on collection rain cup with the collection rain cup being correspondingly arranged respectively;4 female are formed a team Central authorities greenery patches, has multiple tank excessively forming a team on road, before polylith female residence, after residence, greenery patches is set by correspondence respectively The tank central greenery patches of forming a team with female of crossing put is connected;Female greenery patches central part of forming a team arranges one and is parallel to The Glassed swale in residence direction;5 form a team Rain Garden, and Rain Garden of forming a team is arranged on the minimum side of Glassed swale elevation.
This patent of invention primarily focuses on the housing cluster that Area comparison is little, is formed by rainwater cup, concave green belt and rain The independent completion system of spray garden composition, only single level system.This patent of invention only stresses in housing cluster greenery patches Rain penetration utilize system;This patent of invention does not emphasize the tactful mode for northern existing community feature;Should Patent of invention emphasizes rainwater cup rainwater reuse and concave green belt, the multiple target rainwater layout strategy of Rain Garden infiltration.
Summary of the invention
It is an object of the invention to the shortcoming being to overcome prior art, it is provided that rainwater is carried out by one as " resource " Permeate on the spot, thus rainfall is carried out reduction, stores stagnant and postpone rain peak, realize sponge city and alleviate urban waterlogging The string of disaster purpose continues the existing community of formula multistage Rain Garden osmosis system.
The string of the present invention continues the existing residential quarter of formula multistage Rain Garden osmosis system, and it includes:
A () multiple roof garden, described multiple roof gardens are arranged on the flat roof of house, existing residential quarter;
(b) multiple waterspout, the storm-water system phase of roof garden on described multiple waterspouts roof flat with house respectively Even, rainwater is made to be converged in waterspout by roof garden storm-water system;
C () multiple first order Rain Garden, described multiple first order Rain Gardens are separately positioned on each water and fall The bottom of pipe is also arranged on house and forms a team between road, and described multiple first order Rain Gardens are positioned at before residence after residence In greenery patches, the rainwater that Roof of the house garden is collected is directly entered in first order Rain Garden by waterspout;Described First order Rain Garden outward flange elevation less than greenery patches after residence before low gesture residence, before described low gesture residence, after residence, greenery patches is high Journey is less than forming a team road;
D the low gesture of () polylith is formed a team central authorities greenery patches, the low gesture of described polylith forms a team central authorities' greenery patches elevation less than forming a team road, Described road of forming a team be arranged on described low gesture form a team central authorities both sides, greenery patches, described low gesture form a team central authorities greenery patches Central part parallel house direction arranges a Glassed swale and concentrates parking area to arrange a parking at each The Glassed swale in district, the elevation of described Glassed swale is gradually lowered from cell edge lateral cell centre side, concentrates The elevation of parking area Glassed swale is gradually lowered to cell edge side from community center side;
E () multiple second level Rain Garden, described multiple second level Rain Garden is arranged on Glassed swale end; In the housing cluster that resident is movable, first order Rain Garden is respectively by the overflow pipe being correspondingly arranged and Glassed swale It is connected or is directly connected with second level Rain Garden, so that the too much rainwater after the accumulation of first order Rain Garden By overflow pipe input Glassed swale or second level Rain Garden, second level Rain Garden passes sequentially through and is correspondingly arranged Overflow pipe and Glassed swale are connected with the third level Rain Garden in cell centre Low elevation greenbelt, so that the second level Rain Garden rainwater to third level Rain Garden concentrate, the outlet of described third level Rain Garden by overflow pipe with Community rainwater pipeline connection;In the parking area that parking stall is concentrated, it is positioned at the Glassed swale of parking area and is positioned at parking The second level Rain Garden in district is joined directly together, and the second level Rain Garden of described parking area passes through overflow pipe and community The rainwater pipeline arranged under peripheral driveway is connected, so that the second level rainwater in the rainwater self-stopping n district of parking area The rainwater pipeline that garden is arranged under the driveway of periphery, community is concentrated, and described overflow pipe is laid on bottom road of forming a team;
Described first order Rain Garden, second level Rain Garden and third level Rain Garden are planted by plantation from top to bottom Quilt, cover layer, plantation soil layer, filter layer, sand filter blanket and gravel blanket form, described first order Rain Garden Elevation be higher than third level rainwater higher than the elevation of second level Rain Garden, the elevation of described second level Rain Garden The elevation in garden;The elevation of the water inlet of described overflow pipe covers less than peripheral path and higher than the Rain Garden at place Cap rock 15~25cm, described overflow pipe goes out head piece elevation and higher than vegetation cover and is less than the another of place Rain Garden The water inlet elevation of one overflow pipe.
Advantages of the present invention:
1 stresses to recover rain penetration utilizes
By osmosis plant such as multistage Rain Garden, Low elevation greenbelt, Glassed swales rainwater infiltrated on the spot underground, from And realize:
Supplementing groundwater resources, full subsoil water can be used for producing, living by resident's extraction, it is to avoid Remote water transfer, indirectly alleviates shortage of water resources, reduces surface collapse;
Rain infiltration underground, decreases surface runoff, thus the problem alleviating flood;
During rain infiltration, soil serves purification function;Low elevation greenbelt, Glassed swale, Rain Garden pair Rainfall runoff is all purified.These purification functions can reduce the pollution problem of surface drainage.
2 increase the stagnant space of rain-water accumulating
By the water storage space of roof garden, the water storage space of Glassed swale, the water storage space of Rain Garden, by rain Water stores stagnant on the spot, thus realizes:
The delay of rain flood flood peak is discharged and avoids the peak hour, and alleviates effectiveness factors problem;
The water source of the landscape plant increasing residential quarter supplements.
3 postpone runoff time to peak
After the rain-water accumulating of upper level Rain Garden is full just can overflow to next stage Rain Garden, therefore by multistage rainwater This overflow manner step by step of garden system, in conjunction with the rainwater flow process of Low elevation greenbelt and Glassed swale so that rainwater footpath Stream runoff time to peak while continuous reduction constantly postpones, and this delay contributes to the alleviation of urban waterlogging disaster.
Rainwater discharge landscape plantings at different levels with community are combined by 4 native systems
Carried out integral layout planning with elder generation commonly used in design at present by planner, then carried out by landscape architect The Environment Design of the landscape planting of general layout, environment essay, leisure facilities etc., is finally carried out rainwater base by engineer The method for designing of Infrastructure pipeline " supporting " distinguishes, this multistage Rain Garden system can with greenery patches before and after residence, Greenery patches, the landscape planting system of greenbelt in little residential region of forming a team matches, environmental landscape Greenbelt planning and rainwater ecological is oozed storage Combine, incorporate rainwater ecological by the transformation of existing community scenery and discharge.
5 reduce storm sewer investment
" ' the continuous formula of string ' existing community multistage Rain Garden osmosis system " constructed by the present invention by infiltration and stores Stagnant realization is to the reduction of rainfall and the delay at rain peak, it is possible to reduce increase the investment of storm sewer caliber.Existing little District's transformation can retain the existing storm sewer in present situation community, meet the higher return period by the transformation of view Design requirement, thus realize the construction object in sponge city.
6 are applicable to existing Urban re-development
" ' the continuous formula of string ' existing community multistage Rain Garden osmosis system " constructed by the present invention can not change In the case of original residential quarters layout and main building, roof modified for roof garden, greening turf by putting down It transform Low elevation greenbelt, locally greenery patches as to transform the measure of multistage Rain Garden as and realize oozing on the spot of existing community rainwater Thoroughly.This pattern can be Tong Bu with subdistrict greening landscape renovation, had both beautified community scenery, and had reached again minimizing rain The purpose of water rainwash, does not the most change on a large scale to building.
Rainwater separating infiltration or discharge are dissolved in human and vehicle shunting traffic transformation by 7
By the landscape renovation to existing community, it is achieved human and vehicle shunting designs, and is led to by the rainwater polluted because garage makes Cross Glassed swale and Rain Garden carry out preliminary soil sanitation after enter periphery, community Stormwater Drainage System;Less pollution Sidewalk by multistage Rain Garden organize cell centre Rain Garden carry out permeate recharge of groundwater.Therefore Achieved by human and vehicle shunting and rainwater separating is permeated or discharge.
8 are applicable to the less area of rainfall, the north
Glassed swale, Low elevation greenbelt, Rain Garden all have Afforestation Landscape effect, are meeting community scenery effect Simultaneously, it is adaptable to the rain penetration in the case of north rainfall is less.It is limited stores stagnant space in the more river of rainfall Area, south is the most inadequate.
9 native systems mainly stress the residential quarter that area is bigger, emphasize to be passed by multistage Rain Garden system " the continuous formula of string " Enter composition, emphasize rainwater is permeated to multistage Rain Garden from the roof in source Sources controlling theory step by step that successively decrease; Native system stresses the storm water management strategy of community integral layout, emphasizes to be passed through by auto-pollution rainwater by traffic organization Rain Garden infiltration purifies periphery, backward community and enters pipeline, emphasizes that the uncontaminated rainwater of people zone of action is in community The multistage Rain Garden infiltration of portion's view core;The many northern multilamellar in native system roof little mainly for rainfall, flat was both Having community, the shortage traffic organization of these existing communities is stopped everywhere, hardening ratio is high, rainfall runoff is big, by flat room Top transform roof greening as, landscape planting transform multistage Rain Garden system as, traffic halt transform autonomous system as And discharge after being permeated by rainwater purification, thus the rain penetration realizing northern existing community utilizes.Native system stress from The existing community low cost infiltration of roof garden, source, concave green belt, Glassed swale and multistage Rain Garden utilizes.
Accompanying drawing explanation
Fig. 1 is the site plan of the continuous existing community of formula of the string multistage Rain Garden osmosis system of the present invention;
Fig. 2 is the A-A longitudinal sectional drawing of the osmosis system shown in Fig. 1;
Fig. 3 is the B-B transverse cross-sectional view of the osmosis system shown in Fig. 1;
Fig. 4 is the C-C longitudinal sectional drawing of the overflow pipe in the osmosis system shown in Fig. 1.
Detailed description of the invention
String of the present invention continues the existing residential quarter of formula multistage Rain Garden osmosis system as shown in drawings, and it includes:
A () multiple roof garden 1, described multiple roof gardens are arranged on the flat roof of house, existing residential quarter.
(b) multiple waterspout 2, the storm-water system of roof garden on described multiple waterspouts roof flat with house respectively It is connected, makes rainwater be converged in waterspout by roof garden storm-water system;
C () multiple first order Rain Garden 3, described multiple first order Rain Gardens are separately positioned on each water and fall The bottom of pipe 2 is also arranged on house and forms a team between road, and described first order Rain Garden 3 is positioned at before residence after residence In greenery patches 4, the rainwater that Roof of the house garden 1 is collected is directly entered first order Rain Garden 3 by waterspout 2 In;Described first order Rain Garden 3 outward flange elevation is less than greenery patches 4 after residence before low gesture residence, in order to polylith is low The rain penetration that before gesture residence, after residence, greenery patches 4 is not accommodated enters first order Rain Garden 3, before described low gesture residence After residence, greenery patches 4 elevation is less than forming a team road;
D the low gesture of () polylith is formed a team central authorities greenery patches 6, the low gesture of described polylith forms a team central authorities' greenery patches elevation less than forming a team road, Described road of forming a team be arranged on described low gesture form a team central authorities both sides, greenery patches, described low gesture form a team central authorities greenery patches Central part parallel house direction arranges a Glassed swale 7 and concentrates parking area to arrange one and stop at each The Glassed swale 7 in car district, the elevation of described Glassed swale 7 is gradually lowered from cell edge lateral cell centre side, The elevation concentrating parking area Glassed swale is gradually lowered to cell edge side from community center side;
E () multiple second level Rain Garden 8, described multiple second level Rain Garden 8 is arranged on Glassed swale end; In the housing cluster that resident is movable, first order Rain Garden 3 is connected with Glassed swale 7 by overflow pipe 5 respectively Or directly it is connected with second level Rain Garden 8 so that the too much rainwater after first order Rain Garden 3 accumulation passes through Overflow pipe 5 inputs Glassed swale 7 or second level Rain Garden 8, and second level Rain Garden 8 passes sequentially through overflow pipe 5 And Glassed swale 7 is connected with the third level Rain Garden 10 in cell centre Low elevation greenbelt 9, so that the second level Rain Garden rainwater is concentrated to third level Rain Garden 10, and overflow is passed through in the outlet of described third level Rain Garden 10 The rainwater pipeline connection of Guan Yu community;In the parking area that parking stall is concentrated, it is positioned at Glassed swale 7 and the position of parking area Second level Rain Garden 8 in parking area is joined directly together, and the second level Rain Garden 8 of described parking area is by overflowing Flow tube is connected with the rainwater pipeline arranged under the driveway of periphery, community, so that the rainwater self-stopping n district of parking area The rainwater pipeline that second level Rain Garden 8 is arranged under the driveway of periphery, community is concentrated, and described overflow pipe 5 is laid Bottom road of forming a team;
Described first order Rain Garden 3, second level Rain Garden 8 and third level Rain Garden 10 from top to bottom by Plantation vegetation, cover layer, plantation soil layer, filter layer, sand filter blanket and gravel blanket composition, described first order rain The elevation in spray garden 3 is higher than the elevation of second level Rain Garden 8, and the elevation of described second level Rain Garden 8 is high Elevation in third level Rain Garden 10.
The elevation of the water inlet 11 of described overflow pipe 5 is less than peripheral path the Rain Garden cover layer higher than place 15~25cm, so make Rain Garden internal water accumulation be in reasonable level all the time, prevent excessive rainfall in Rain Garden Plant growing adversely affects, and described overflow pipe 5 goes out head piece 12 elevation higher than vegetation cover and less than place The water inlet elevation of another overflow pipe of Rain Garden.Therefore this water inlet 11 can control Rain Garden water-storage depth, And too much rainwater is gone out head piece 12 in overflow pipe 5 is delivered to next stage Rain Garden.Generally, three grades Rain Garden can store the deep rainwater of stagnant 25cm by water inlet 11.For preventing plant defoliation and foreign material blocking water inlet Mouthfuls 11 and go out head piece 12, preferably at the water inlet 11 of overflow pipe 5 with go out and arrange grid double-edged fine-toothed comb also at head piece 12 Periodic cleaning surface covering.
As shown in Figure 4, overflow pipe water inlet absolute altitude=Rain Garden absolute altitude+water-retention height, upper level Rain Garden Overflow pipe water inlet absolute altitude is higher than the outlet absolute altitude of next stage Rain Garden, and overflow pipe outlet is arranged to inverted " u " Font is to reduce plant defoliation and foreign material blocking.
Preferably can also be according to local rainfall situation, at the first order, the second level, the gravel of third level Rain Garden Embedding in stone bed course have the perforated pipe that catchments, the first order, the second level, third level Rain Garden circumferentially under set respectively Being equipped with cistern, the described perforated pipe that catchments is connected with cistern, is collected by the perforated pipe that catchments by rainwater after purification It is delivered to cistern, reuse of being got up by rainwater storage.Cistern is provided with feed pump and access hole, and access hole is for becoming silted up Mud and deposit cleaning use, feed pump can extract collecting rainwater for various reuse purposes.
The Low elevation greenbelt of native system refers to the greenery patches that absolute altitude is less than surrounding enviroment road or mats formation in square, has purification rain Water runoff, to improve rain-water accumulating stagnant and infiltrate the advantage of effect.Its elevation arranges the rainwater that can ensure that peripheral bus face Importing in Low elevation greenbelt, excessive rainfall is then discharged by Rain Garden overfall.Additionally for improving infiltration capacity, Anatonosis facility can also be set.
Glassed swale is that a kind of being carried out by earth's surface irrigation canals and ditches processes runoff rainwater by gravity stream collection after vegetationization process Engineering measure, can reach to collect the effect that delivering rainwater runoff, abatement flood peak and runoff pollution purify.It is horizontal Section Design is frequently with trapezoidal, parabola shaped and Atria kind form.
Rain Garden, its English name is Rain Garden, is also called the biological delay pool, biological delaying basin or life Thing delay tank, typically by pretreatment grass ditch, plantation vegetation, water reserve, cover layer, plantation soil layer, filter layer, Sand filter blanket, gravel blanket, drainage system and overflow mechanism composition, be city rainfall runoff control, pollution of area source control One of the most frequently used and of paramount importance mode in the LID development modes such as system.
Present invention achieves five step infiltrations and store stagnant, specific as follows:
1 existing apartment flat roof treatment in accordance with local conditions arranges roof garden or roof kitchen garden, it is achieved the first step of rainwater is oozed Thoroughly store stagnant.Then rainwater is converged in waterspout by roof rain water system organization.
2 arrange first order Rain Garden bottom waterspout, and the Low elevation greenbelt rainwater at first order Rain Garden place realizes Infiltrating on the spot of rainwater, too much rainwater enters first order Rain Garden, thus the second step infiltration realizing rainwater stores stagnant.
3 Central Green Spaces of forming a team use Low elevation greenbelt way equally, and elevation is formed a team road less than periphery, and form a team greenery patches central authorities It is positioned parallel to architectural establishment Glassed swale, by periphery of forming a team to central authorities' charge for remittance, same at delivering rainwater of Glassed swale Time achieve rainwater and infiltrate on the spot, be that the 3rd step infiltration of rainwater stores stagnant.
4 arrange second level Rain Garden in Central Green Spaces lowest part planning of forming a team, excess rainwater in first order Rain Garden By Glassed swale or second level Rain Garden in overflow pipe overflow to Central Green Spaces of forming a team, and whole housing cluster Rainwater rainwater of surplus after each facility retains infiltration the most all converges into second level Rain Garden, it is achieved that live Form a team rainwater the 4th step infiltration store stagnant.
5 is same, is also adopted by Low elevation greenbelt way in the cell by periphery to central authorities' charge for remittance, second level rainwater in heart greenery patches The too much rainwater in garden imports Glassed swale or third level Rain Garden by overflow pipe, and third level Rain Garden is to live In community the core facility of rain infiltration achieve residential quarter rainwater the 5th step infiltration store stagnant.

Claims (4)

1. the continuous existing residential quarter of formula of string multistage Rain Garden osmosis system, it is characterised in that it includes:
A () multiple roof garden (1), described multiple roof gardens are arranged on the flat roof of house, existing residential quarter;
(b) multiple waterspout (2), the storm-water system of roof garden on described multiple waterspouts roof flat with house respectively It is connected, makes rainwater be converged in waterspout by roof garden storm-water system;
C () multiple first order Rain Garden (3), described multiple first order Rain Gardens are separately positioned on each water and fall Manage the bottom of (2) and be arranged on house and form a team between road, before described multiple first order Rain Gardens (3) are positioned at residence After residence in greenery patches (4), the rainwater that Roof of the house garden (1) is collected is directly entered first order rain by waterspout (2) In spray garden (3);Described first order Rain Garden (3) outward flange elevation is less than greenery patches (4), institute after residence before low gesture residence Before the low gesture residence stated, after residence, greenery patches (4) elevation is less than road of forming a team;
D the low gesture of () polylith is formed a team central authorities greenery patches (6), the low gesture of described polylith forms a team central authorities' greenery patches elevation less than forming a team road, Described road of forming a team is arranged on described low gesture and forms a team central authorities both sides, greenery patches, forms a team central authorities' greenery patches central part in described low gesture Bit parallel house direction arranges a Glassed swale (7) and concentrates parking area to arrange planting of a parking area at each By shallow ridges (7), the elevation of described Glassed swale (7) is gradually lowered from cell edge lateral cell centre side, and concentration is stopped The elevation of car regional vegetation shallow ridges is gradually lowered to cell edge side from community center side;
E () multiple second level Rain Garden (8), described multiple second level Rain Garden (8) are arranged on Glassed swale end End;In the housing cluster that resident is movable, first order Rain Garden (3) respectively by the overflow pipe (5) that is correspondingly arranged with Glassed swale (7) is connected or is directly connected with second level Rain Garden (8) so that first order Rain Garden (3) Too much rainwater after accumulation is by overflow pipe (5) input Glassed swale (7) or second level Rain Garden (8), second level rain Spray garden (8) passes sequentially through the overflow pipe (5) being correspondingly arranged and Glassed swale (7) and cell centre Low elevation greenbelt (9) In third level Rain Garden (10) be connected so that second level Rain Garden rainwater to third level Rain Garden (10) collect In, the outlet of described third level Rain Garden (10) is connected with community rainwater pipeline by overflow pipe;Concentrate on parking stall Parking area in, the Glassed swale (7) being positioned at parking area and the second level Rain Garden (8) being positioned at parking area directly phase Even, the second level Rain Garden (8) of described parking area is by overflow pipe and the rain pipe of setting under the driveway of periphery, community Line is connected, so that the second level Rain Garden (8) in the rainwater self-stopping n district of parking area is arranged under the driveway of periphery, community Rainwater pipeline concentrate, described overflow pipe (5) is laid on bottom road of forming a team;
Described first order Rain Garden (3), second level Rain Garden (8) and third level Rain Garden (10) are from up to Under be made up of plantation vegetation, cover layer, plantation soil layer, filter layer, sand filter blanket and gravel blanket, described first order rain The elevation in spray garden (3) is higher than the elevation of second level Rain Garden (8), the height of described second level Rain Garden (8) Journey is higher than the elevation of third level Rain Garden (10);The elevation of the water inlet (11) of described overflow pipe (5) is less than week By-pass road the Rain Garden cover layer 15~25cm higher than place, it is high that described overflow pipe (5) goes out head piece (12) elevation In vegetation cover the water inlet elevation of another overflow pipe less than place Rain Garden.
String the most according to claim 1 continues the existing residential quarter of formula multistage Rain Garden osmosis system, it is characterised in that: Water inlet (11) in overflow pipe (5) and go out head piece (12) place and be provided with grid double-edged fine-toothed comb.
String the most according to claim 1 and 2 continues the existing residential quarter of formula multistage Rain Garden osmosis system, and its feature exists In: described overflow pipe outlet is arranged to inverted " u " font.
String the most according to claim 1 and 2 continues the existing residential quarter of formula multistage Rain Garden osmosis system, and its feature exists In: the first order, the second level, third level Rain Garden gravel blanket in embedding have the perforated pipe that catchments, the first order, Two grades, third level Rain Garden be respectively arranged with down cistern, the described perforated pipe that catchments is connected with cistern, Being collected by the perforated pipe that catchments by rainwater after purification and be delivered to cistern, described cistern is provided with feed pump and access hole.
CN201610322138.2A 2016-05-16 2016-05-16 Serially-connected multi-level-rain-garden permeation system for existing residential areas Pending CN106013386A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610322138.2A CN106013386A (en) 2016-05-16 2016-05-16 Serially-connected multi-level-rain-garden permeation system for existing residential areas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610322138.2A CN106013386A (en) 2016-05-16 2016-05-16 Serially-connected multi-level-rain-garden permeation system for existing residential areas

Publications (1)

Publication Number Publication Date
CN106013386A true CN106013386A (en) 2016-10-12

Family

ID=57098114

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610322138.2A Pending CN106013386A (en) 2016-05-16 2016-05-16 Serially-connected multi-level-rain-garden permeation system for existing residential areas

Country Status (1)

Country Link
CN (1) CN106013386A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108612171A (en) * 2018-03-30 2018-10-02 嘉兴市规划设计研究院有限公司 Building utilizes system with the control of cell rainwater
CN109138122A (en) * 2018-08-27 2019-01-04 扬州大学 A kind of three-dimensional integrated intelligent Rain Garden and its application method
CN109886476A (en) * 2019-01-25 2019-06-14 武汉大学 Urban Hydrologic process space model and land use method based on it
CN111636537A (en) * 2020-04-20 2020-09-08 中国一冶集团有限公司 Black and odorous water body river course slope sponge transformation system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201317952Y (en) * 2008-12-17 2009-09-30 中国市政工程西北设计研究院有限公司 Rainwater collecting and utilizing system for city and town residential districts
WO2011021169A1 (en) * 2009-08-21 2011-02-24 Oscar Larach Underground infiltration tank module
CN103088897A (en) * 2013-01-15 2013-05-08 朱加林 Green community impact resistance rainwater ecological utilization system
CN103967105A (en) * 2014-04-25 2014-08-06 天津大学 Housing cluster rainwater ecological drain-off system
CN104032793A (en) * 2014-07-04 2014-09-10 林同棪国际工程咨询(中国)有限公司 Garden type rainwater impact resistance system used for residential area road
CN104264773A (en) * 2014-09-16 2015-01-07 苏州德华生态环境科技有限公司 Flow storage wetland system for treating parking lot rainwater and adjusting microclimate

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201317952Y (en) * 2008-12-17 2009-09-30 中国市政工程西北设计研究院有限公司 Rainwater collecting and utilizing system for city and town residential districts
WO2011021169A1 (en) * 2009-08-21 2011-02-24 Oscar Larach Underground infiltration tank module
CN103088897A (en) * 2013-01-15 2013-05-08 朱加林 Green community impact resistance rainwater ecological utilization system
CN103967105A (en) * 2014-04-25 2014-08-06 天津大学 Housing cluster rainwater ecological drain-off system
CN104032793A (en) * 2014-07-04 2014-09-10 林同棪国际工程咨询(中国)有限公司 Garden type rainwater impact resistance system used for residential area road
CN104264773A (en) * 2014-09-16 2015-01-07 苏州德华生态环境科技有限公司 Flow storage wetland system for treating parking lot rainwater and adjusting microclimate

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108612171A (en) * 2018-03-30 2018-10-02 嘉兴市规划设计研究院有限公司 Building utilizes system with the control of cell rainwater
CN109138122A (en) * 2018-08-27 2019-01-04 扬州大学 A kind of three-dimensional integrated intelligent Rain Garden and its application method
CN109138122B (en) * 2018-08-27 2020-09-18 扬州大学 Three-dimensional integrated intelligent rainwater garden and application method thereof
CN109886476A (en) * 2019-01-25 2019-06-14 武汉大学 Urban Hydrologic process space model and land use method based on it
CN111636537A (en) * 2020-04-20 2020-09-08 中国一冶集团有限公司 Black and odorous water body river course slope sponge transformation system

Similar Documents

Publication Publication Date Title
CN105089142A (en) Low elevation greenbelt rainwater regulation scheduling pool and distributed rainwater regulation scheduling pool system
CN104480994B (en) A kind of square, urban green space rainwater-collecting reutilization system
CN106013386A (en) Serially-connected multi-level-rain-garden permeation system for existing residential areas
CN106284588B (en) A kind of rainwater treatment and stocking system available for sponge city
CN104129889B (en) A kind of community, Mountainous City rainwater treatment reclaiming system
CN204959952U (en) Recessed formula greenery patches rainwater regulation dispatch pond and distributed rainwater regulation dispatch pond system
CN103088897A (en) Green community impact resistance rainwater ecological utilization system
CN105089302B (en) A kind of Rain Garden system for the shunting of community's rainwater, peak clipping and ecological purification
CN102605852A (en) Urban rainwater-infiltration ecological system based on low impact development
CN203080678U (en) Environment-friendly community shock-resistant rainwater ecological utilizing system
CN205398233U (en) Enhanced nitrogen removal rainwater garden who is fit for high ground water level of high cohesive soil earth
CN105735455B (en) One kind enters river pollution complex ecological closure works system
CN201972229U (en) Residential rainwater comprehensive utilization system device
CN106917522A (en) A kind of Outdoor Parking position system based on sponge the idea of the city
CN107473505A (en) A kind of sponge-type campus rain sewage recycling method based on low influence exploitation
CN102359145A (en) Baffled water holding garden system for treating rainwater collected in urban residential area
CN206052850U (en) A kind of roadside greening rainwater regulating pondage system
CN205348351U (en) Have quality of water purification performance's rainfall runoff control system concurrently
CN208501715U (en) A kind of Rain Garden
CN207567889U (en) Residential quarters Rainwater collection system
CN103967105A (en) Housing cluster rainwater ecological drain-off system
CN206571217U (en) Outdoor Parking position system based on sponge the idea of the city
CN107354989A (en) A kind of Rainwater collection system suitable for old cell
CN104532938B (en) A kind of rain-water accumulating that solves city waterlogging, haze and tropical island effect stays system
CN207958057U (en) Rain processing system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20161012