CN109279711A - A kind of green roof rainwater management system - Google Patents

A kind of green roof rainwater management system Download PDF

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Publication number
CN109279711A
CN109279711A CN201811308020.XA CN201811308020A CN109279711A CN 109279711 A CN109279711 A CN 109279711A CN 201811308020 A CN201811308020 A CN 201811308020A CN 109279711 A CN109279711 A CN 109279711A
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CN
China
Prior art keywords
rainwater
water
connect
green roof
port
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
CN201811308020.XA
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Chinese (zh)
Inventor
周波
叶吉
宋桃
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Guangdong Keshun Chemical Industry Co Ltd
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Guangdong Keshun Chemical Industry Co Ltd
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Application filed by Guangdong Keshun Chemical Industry Co Ltd filed Critical Guangdong Keshun Chemical Industry Co Ltd
Priority to CN201811308020.XA priority Critical patent/CN109279711A/en
Publication of CN109279711A publication Critical patent/CN109279711A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • 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
    • E03F3/00Sewer pipe-line systems
    • E03F3/04Pipes or fittings specially adapted to sewers
    • E03F3/046Open sewage channels
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/04Roof drainage; Drainage fittings in flat roofs, balconies or the like
    • E04D13/0404Drainage on the roof surface
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/16Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/50Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5281Installations for water purification using chemical agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/001Runoff or storm water
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/005Processes using a programmable logic controller [PLC]
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Sewage (AREA)

Abstract

The present invention relates to sponge city fields, a kind of green roof rainwater management system is specifically disclosed, the waterproof system including being set on roof construction layer, the seepage flow guide guard system on the waterproof system, the rainwater-collecting savings system connecting with the seepage flow guide guard system and the rainwater purification reclaiming system connecting with the rainwater savings system;The rainwater savings system includes that connect with the seepage flow guide guard system early period rainwater pretreatment system and the water-storing device that connect with the rainwater early period pretreatment system;The rainwater purification reclaiming system includes the purifier connecting with the water-storing device and the clear water reserviors that connect with the purifier.The present invention provides it is a kind of integrate " anti-, row, store, it is net, with " green roof rainwater management system, both the guarded drainage to green roof had been realized, the collection and recycling to rainwater are realized again, are a kind of green rainwater management systems for meeting very much sponge urban construction.

Description

A kind of green roof rainwater management system
Technical field
The present invention relates to sponge city fields, more particularly to a kind of green roof rainwater management system.
Background technique
Sponge city is new generation of city storm water man- agement concept, refers to that city is adapting to environmental change and reply rainwater band Natural calamity come etc. has good " elasticity ", also referred to as " water elasticity city ".Sponge city major requirement city Water suction, water storage, infiltration, water purification when city rains by the water stored " release " and are used when needing.
With the development and progress of society, the substantial increase of urban population, city development land used is increasingly expensive, while people Environmental consciousness be also increasingly enhanced so that roof greening increasingly receives concern.Roof greening is one for building sponge city Important composition element, with being gradually accepted by the public for sponge urban construction theory, roof greening is as a kind of collection landscape and function Can sponge urban construction measure, in the roof modified middle extensive application of new building and built construction.
Often rainwater after vegetable layer etc. simply filtration via being just directly collected into reservoir for existing roof greening, so Afterwards without any processing, or underground directly introduced by water pipe, or by water pump to be extracted into outdoor landscape green Ground pours.The scheme that these schemes recycle the rainwater recycle of roof greening is excessively single, and utilization rate is all lower, simultaneously Since rainwater is without any processing, there may be impurity and chemical substance in rainwater, if sedimentation time is too long, will generate The peculiar smell such as black and odorous water, and the impurity in rainwater is easy to block inbuilt pipeline, and the chemicals in untreated rainwater Matter is likely to cause very big influence to the growth of vegetation when rainwater is directly used in and pours vegetation.In addition, untreated The use scope of rainwater is also significantly limited.
Summary of the invention
To overcome existing technological deficiency, the present invention provides a kind of green roof rainwater management system, by will " it is anti-, Row, store, be net, with " combine, form the rainwater utilization ecological chain of complete set.
To achieve the purpose of the present invention, it is achieved using following technical scheme:
A kind of green roof rainwater management system, including being set to waterproof system on roof construction layer, being set to the waterproof Seepage flow guide guard system on system, the rainwater-collecting savings system being connect with the seepage flow guide guard system and with The rainwater purification reclaiming system of the rainwater savings system connection;The rainwater savings system includes protecting with the seepage flow guide System connection early period rainwater pretreatment system and the water-storing device that connect with the rainwater early period pretreatment system;The rain Water warfare reclaiming system includes the purifier connecting with the water-storing device and the clear water reserviors that connect with the purifier.
The present invention is based on the theories in sponge city, the green roof rainwater management system of complete set are provided, firstly, green Change the rainwater infiltration of roofing to seepage flow guide guard system, rainwater-collecting savings system is flowed to by seepage flow guide guard system In, it is collected in water-storing device after the pretreatment of rainwater pretreatment system, subsequent to enter back into purifier, rainwater purification After be stored in clear water reserviors, later again by the water in clear water reserviors be transported to it is each use water spot.
The present invention provides it is a kind of integrate " anti-, row, store, it is net, with " green roof rainwater management system, structure is simple Single, the application range of collected rainwater is no longer limited, realizes making full use of to the rainwater of green roof, be it is a kind of very Green System suitable for sponge urban construction.
Further, the rainwater early period pretreatment system is used to pre-process the rainwater being collected into, including successively Rainwater part flow arrangement, intercepting pollution for rainwater device and the rainwater flow-discarding device of connection, the rainwater part flow arrangement and the seepage flow guide Guard system connection, the rainwater flow-discarding device are connect with the water-storing device.
Wherein, rainwater part flow arrangement is used to precipitate the big particle solid suspension (silt etc.) in rainwater, intercepting pollution for rainwater Device is used to separate the suspended matter (paper scrap, leaf etc.) of lightweight large volume in rainwater, and rainwater flow-discarding device is at the beginning of discharging rainfall Phase 3 ~ 5mm of ground surface sewage.The present invention is by being arranged concatenated rainwater part flow arrangement, intercepting pollution for rainwater device and rainwater flow-discarding device The pre-processing for carrying out rainwater, can efficiently separate for most solid impurities in rainwater, while the dirt of rainfall initial stage is discharged The rainwater for contaminating most serious, substantially reduces the difficulty of subsequent further purified treatment.
Further, the water-storing device includes water storage module and the composite earthwork for being coated on the water storage module outer surface Film;The water storage module is assembled by multilayer seepage flow lead layer.The solution of the present invention is obtained using multilayer drain bar is assembled Water storage frame --- water storage module, then whole package is carried out to water storage module with composite geo-membrane, then form water storage space.We Case structure is simple, and efficiently, low in cost, cost performance is significantly larger than the pond of concrete structure, is especially suitable for reservoir storage for assembling Big pond.
Further, the preferred seepage flow lead layer of this programme includes hollow cup-shaped protrusion and connect with the cup-shaped protrusion Hollow out connecting plate, the material of the seepage flow lead layer is preferably PP.Material used by this programme can all recycle again It utilizes, and drain bar is light, is readily transported, and has the structure of 90% or more hollow out, formation among the assembled obtained water storage module of institute Very big water storage space.
Further, to enhance the integral protection to water-storing device, the water-storing device further includes protective baffle plate, described anti- Guard is coated on the outside of the composite geo-membrane.Preferably, the composite geo-membrane is liner one among two layers of geotextiles Layer antiseepage film (two cloth, one film), the protective baffle plate are polyphenyl protective baffle plate.
Further, the bottom of the water-storing device is equipped with first and promotes water pump, and described first, which promotes water pump, is used for institute It states the water in water-storing device and is delivered to the purifier.The water-storing device is additionally provided with Backwash pipeline, in realization device The self-cleaning function in portion.
Further, the purifier includes water inlet, water inlet pipe, flocculant delivery device, filter, disinfectant throwing Put device and outlet pipe;The water inlet is connected with the water outlet of the first promotion water pump;Described water inlet pipe one end with it is described Water inlet connection, the other end are connect with the flocculant delivery device, and the flocculant delivery device is used to launch to rainwater and wad a quilt with cotton Solidifying agent carries out flocculation sedimentation to the solid suspension in rainwater;The flocculant delivery device passes through filter pipe and the mistake Filter connection, the filter is for being filtered the rainwater after flocculation;The filter passes through filter outlet pipe and institute The connection of disinfectant delivery device is stated, the rainwater after disinfectant delivery device disinfection is via the outlet pipe and the clear water Pond connection.
Further, the green roof rainwater management system further includes PLC control system, and the clear water reserviors are equipped with rainwater Elevator pump, rainwater is delivered to by the PLC control system control rainwater elevator pump uses water spot.
Further, the waterproof system includes the screed-coat being set on roof construction layer, on the screed-coat Equipped with uncured rubber asphalt waterproof coating layer, SBS resistance to is equipped on the uncured rubber asphalt waterproof coating layer and is worn Pierce waterproof roll.Preferably, the waterproof system uses SBS resistance to of the uncured rubber asphalt waterproof coating of 2.0mm and 4.0mm Puncture the composite waterproof system of waterproof roll composition.
Further, the seepage flow guide guard system includes having the drain bar of anti-filter function and being arranged in the draining Rhone in plate section, the drain bar and rhone are laid immediately on waterproof system.The present invention is by by seepage flow guide Guard system be set to waterproof system on so that seepage flow guide guard system with waterproof system formed anti-row combine it is reliable Drainage measure, while seepage flow guide guard system is also used as the flexible cover sheet of waterproof system.Wherein, anti-filter refers to soil In water smooth can flow through, and the phenomenon that grogs is by detention.The present invention by using included loaded filter, have the function of anti-filter Drain bar, by traditional drainage layer (drain bar laying+non-woven geotextile loaded filter completely viscous) two kinds of materials and technique close two It is one, on the one hand improves construction efficiency, reduces construction cost, on the other hand carry the drainage plate globality of loaded filter more Good, the internal well-balanced property of hollow space more preferably, it is Nian Jie with drain bar not in place to avoid the loaded filter being likely to occur in traditional construction And lead to the blocking in drain bar internal drainage space, being conducive to rainwater more efficiently permeates, and is also avoided that excessive soil etc. is miscellaneous Matter flows directly into rhone, and then reduces the burden of subsequent water-storing device and purifier.
Further, the rhone includes draining blind slot, threeway drain assembly and four-way drain assembly, and the draining is blind Slot, the threeway drain assembly and the four-way drain assembly are respectively equipped with the port A and the port B, the draining blind slot, described three Logical drain assembly and the four-way drain assembly can realize mutual assembly connection by the connection between the port A and the port B; The port A is equipped with the first groove, and the port B is equipped with convex cord tissue.
This programme is assembled by draining blind slot, threeway drain assembly and four-way drain assembly, wherein draining Respectively belt is fluted and the port of raised line for blind slot, threeway drain assembly and four-way drain assembly, passes through groove and raised line occlusion Mode realize interconnection, install convenient, requirements of installation space is small, the rhone good integrity assembled.We simultaneously Case will drain blind slot as by the drainage channel of the rainwater-collecting of planted roof, threeway drain assembly and four-way drain assembly conduct To drain the connector that links into an integrated entity of blind slot, at the same by discharge outlet and the setting of permeability cell socket in threeway drain assembly and/or On four-way drain assembly, greatly reduce assembling difficulty and complexity, substantially increase rhone arrangement designability and Adaptability facilitates construction personnel to rationally design the structure of rhone, concentrates centralized collection recycling to carry out the rainwater on drain bar It recycles.
Wherein, the draining blind slot is the groove body of both ends open, and one end is the port A, and the other end is the port B, and is drained blind The two sides of slot are relatively set with water storage hole;The threeway drain assembly includes the groove body of both ends open, and one end is the port A, separately One end is the port B, and one of side of the groove body is additionally provided with a discharge outlet;The four-way drain assembly is cross bath Body, including four ports, 2 ports are the port A, and 2 ports are the port B.
Further, for the ease of the laying of rhone, the port B is also equipped with the in inside in addition to convex cord tissue Two grooves.During practical set, the end of rhone needs to seal, and will be concentrated after the rainwater-collecting of planted roof with realizing Discharge, all can be by being inserted into one in its groove no matter the end of last rhone is the port A or the port B therefore in the present invention Block inserted sheet is by the port sealing.Preferably increase the versatility of inserted sheet, this programme also sets up the first groove and the second groove Size it is consistent.
Further, in order to further increase the drainage effect of green roof, the green roof rainwater management system is also Including gutter drainage system, the gutter drainage system is set to the side of green roof, and passes through drainage pipeline and the draining Slot/rainwater part flow arrangement connection.
Compared with the prior art, the present invention provides it is a kind of integrate " anti-, row, store, it is net, with " green roof rainwater Management system, structure is simple, has not only realized the guarded drainage to green roof, but also realizes the collection to rainwater, and to being collected into Rainwater carry out preliminary filtration treatment after, further purified treatment is done to rainwater, meets different water requirements, realize Abundant recycling to rainwater is a kind of green rainwater management system for meeting very much sponge urban construction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of green roof rainwater management system.
Fig. 2 is the cross-sectional view in Fig. 1 at C.
Fig. 3 is the structural schematic diagram for draining blind slot.
Fig. 4 is the structural schematic diagram of threeway drain assembly.
Fig. 5 is the structural schematic diagram of four-way drain assembly.
Fig. 6 is the structural schematic diagram of rainwater part flow arrangement.
Fig. 7 is the structural schematic diagram of intercepting pollution for rainwater device.
Fig. 8 is the structural schematic diagram of rainwater flow-discarding device.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, with reference to the accompanying drawing to embodiment party of the invention Formula is described in more detail.
Embodiment
As shown in Figure 1, present embodiments providing a kind of green roof rainwater management system, including it is set to roof construction layer On waterproof system 1, seepage flow guide guard system 2 is equipped on waterproof system 1, seepage flow guide guard system 2 is also connected with Rainwater-collecting savings system 3, rainwater-collecting savings system 3 are connect with rainwater purification reclaiming system 4.
Wherein, waterproof system 1 includes coated on the waterproof coating 11 on structure sheaf and being set on waterproof coating 11 Root-resistant puncturing waterproof layer 12.In the present embodiment, waterproof system 1 using the uncured rubber asphalt waterproof coating of 2.0mm and The composite waterproof system of the SBS root resistant waterproof roll composition of 4.0mm.
Seepage flow guide guard system 2 includes seepage flow lead layer 21, the rhone 22 being arranged in 21 section of seepage flow lead layer And it is overlying on the loaded filter on seepage flow lead layer 21 and rhone 22.Wherein, seepage flow lead layer 21 is drain bar;Loaded filter is Geotextiles loaded filter, full name filament spunbond needling non-woven geotechnique specifically can be used in the high geosynthetics of puncture resistance intensity Cloth, main component are polyester fiber.
Rainwater-collecting savings system 3 includes that the rainwater part flow arrangement 31, intercepting pollution for rainwater device 32 and rainwater being sequentially connected are abandoned Device 33 is flowed, rainwater flow-discarding device 33 is connect with water-storing device 34.Rainwater infiltrates into drain bar through vegetable layer, by with rhone 22 collect, and are emitted into rainwater part flow arrangement 31 by the drainpipe connecting with discharge outlet 2221, successively pass through rainwater part flow arrangement 31, intercepting pollution for rainwater device 32 and rainwater flow-discarding device 33, are stored in water-storing device 34.
Rainwater purification reclaiming system 4 includes the purifier 41 connecting with water-storing device 34 and connect with purifier 41 Clear water reserviors 42.
In addition, rainwater management system provided by the present embodiment further includes gutter drainage system 5, gutter drainage system 5 is logical Drainage pipeline is crossed to connect with 22/ rainwater part flow arrangement 31 of rhone.
The exactly included loaded filter used in drain bar 24(Fig. 1 of included loaded filter also can be used in the present embodiment Drain bar), the drain bar 24 for carrying loaded filter includes drain bar 241 and the first loaded filter 242.The drain bar of included loaded filter is whole Body is more preferable, and the internal well-balanced property of hollow space more preferably, it is Nian Jie with drain bar to avoid the geotextiles being likely to occur in traditional construction Blocking that is not in place and leading to drain bar internal drainage space, is conducive to rainwater and more efficiently permeates;Meanwhile by two kinds of materials It is combined into one with technique, substantially increases construction efficiency, reduce construction cost.
During actual construction, when using the drain bar of included loaded filter, it is usually first laid with the drain bar of included loaded filter, Then rhone and drain bar are overlapped, then is laid with suitable second loaded filter of size on rhone, and in the second loaded filter Surface layer full coat brush special bonding agent, then the completely viscous overlap joint of the first loaded filter multiple spot misalignment with drain bar.So that the first anti-filter Layer and the second loaded filter form one, and by dmp filter to drain bar, concentration discharge is carried out in being pooled to rhone.
The structure sectional view being illustrated in figure 2 in Fig. 1 at C, be waterproof system 1 and seepage flow guide guard system 2(wherein, Rhone 22 in seepage flow guide guard system 2 is not shown because not being laid at this) specific setting schematic diagram.Roofing Structure sheaf (1) on be followed successively by from bottom to top screed-coat (2), waterproof coating layer 11, root-resistant puncturing waterproof layer 12, drain bar 241, One loaded filter 242 and plantation layer are (3).Wherein, (4) structure sheaf is additionally provided with roof drain, for discharging the rainwater oozed out from waterproof layer, rain Bucket (4) and structure sheaf (1) between be (5) sealed using sealing material.
To realize the collection of rainwater and concentrating discharge, rhone 22 is using draining blind slot 221, threeway draining in the present embodiment Component 222 and the assembly of four-way drain assembly 223 obtain.Drain blind slot 221, threeway drain assembly 222 and four-way drain assembly 223 It is designed with the port A and the port B that can be mutually twisted, to realize assembly connection.Specifically, the port A is equipped with the first groove A-1;The end B Mouthful be equipped with convex cord tissue B-1, inside be additionally provided with the second groove B-2.In assembly, by recessed by the first of the port A Slot is pushed against the port B, so that the cord tissue of the port B is inserted into the first groove of the port A, to realize assembly connection.This Kind assembly method is achieved a fixed connection by being engaged up and down between the port A and the port B, small to assembly space requirement, and is pacified Fill convenience and high-efficiency.Wherein, the size of the first groove A-1 and the second groove B-2 are identical.
Wherein, as shown in figure 3, draining blind slot 221 is section, inverted u-shaped, both ends open groove body, one end are the port A, The other end is the port B.Draining 221 outer surface of blind slot is provided with the first reinforcement rib 2211, and the first reinforcement rib 2211 divides two-by-two Cloth, and water storage hole 2212 is equipped between two adjacent reinforcement ribs, and water storage hole 2212 is set to draining blind slot 221 close to bottom Position, and preferably water storage hole 2212 is set to the two sides for draining blind slot 221, and to be oppositely arranged, so converges rapidly convenient for rainwater Collection.
As shown in figure 4, threeway drain assembly 222 includes the groove body of both ends open, one of side of groove body is additionally provided with One discharge outlet 2221.The groove body is also that section is inverted u-shaped.That is, threeway drain assembly 222 includes three ports, wherein A port is the port A, and a port is the port B, and another port is discharge outlet 2221.Discharge outlet 2221 is for connecting draining Water in rhone is collected at discharge outlet 2221 to be concentrated by drainpipe 225 and discharge by pipe 225.In addition, threeway drain assembly 222 top is additionally provided with permeability cell socket 2222.Permeability cell socket 2222 is for plugging permeability cell 224, permeability cell 224 and thoroughly Tracheae socket 2222 is fixedly connected by fixing hoop 225.
As shown in figure 5, four-way drain assembly 223 is cross groove body, including four ports, including 2 ports A, 2 A port B, and the port opposite with the port A is the port B, so convenient for assembly.
In the present embodiment, it is described it is U-shaped not refer to stringent U-shaped, can refer to substantially U-shaped, can also be Semicircle, one section of circular arc, or can also be the rectangular of openings at one side, this is rectangular can also to have chamfering or fillet etc..
In the present embodiment, since rhone and drain bar are used cooperatively, to improve drainage effect, as shown in Fig. 3 ~ 5, row Water blind slot 221, threeway drain assembly 222 and four-way drain assembly 223 are designed with overlap edge 2201, and the overlap edge of the port A is set There is step 22011, for cooperating with the overlap edge of the port B, so that the globality of rhone is more preferable.Threeway drain assembly 222 It also is provided with the second reinforcement rib 2202 with four-way drain assembly 223, so as to increase its structural strength.
Draining blind slot 221, threeway drain assembly 222 and four-way drain assembly 223 is all by high density polyethylene (HDPE) (HDPE) Equal raw materials are in the molten state through made of vacuum forming one-pass molding, the support strength of solid space is high, solid draining Space is big, and liquid, gas can quickly flow in it, and by its both ends, concaveconvex structure bayonet is connected fixation, and installation is just Victory, good integrity are a kind of protection of the engineering waterproofing that performance is fabulous and drainage products.
Rain water on roof passes through to be seeped under earth's surface, through seepage flow guide guard system 2 and gutter drainage system 5 in a organized way confluence (into Water pipe) to rainwater part flow arrangement 31, rainwater part flow arrangement 31 can be built using the PE finished product well or brick mix structure of prefabrication Two ways installation.As shown in fig. 6, the inlet tube and outlet tube of rainwater part flow arrangement 31 is according to the affiliated pipe well interface position of designed elevation Carry out socket joint connection or pre-buried connection;Big particle solid suspension is filtered through this precipitating, and exceeded rainwater is carried out by overflow pipe Discharge is shunted, subsequently into intercepting pollution for rainwater device 32.
As shown in fig. 7, the water inlet pipe of intercepting pollution for rainwater device 32 is connected by Push-fit and the rainwater part flow arrangement 31 of front end It connects, Accumulated Rainwater enters rainwater flow-discarding device 33 after flowing through built-in Prefabricated combined septic tank.32 shell of intercepting pollution for rainwater device is that PE/ is stainless Steel material, built-in Prefabricated combined septic tank are that 2mm filters barrier group by 304 stainless steel filter screens, non-woven fabrics stainless steel hand basket and precision At.Wherein, filter screen can effectively separate the suspended matter of lightweight large volume with rainwater, the normal work of effective protection rear end equipment Make, avoids biggish rubbish by system jams.
As shown in figure 8,33 mounting means of rainwater flow-discarding device can be brick mix structure concrete masonry units (built-in abandoned stream dress Set) or the installation of PE off-the-shelf hardware.The bottom bearing structure of rainwater flow-discarding device 33 is C20 concrete foundation base plate;Its Inlet and outlet water Pipe is sequentially connected with front and rear pipes respectively, and need to be installed in strict accordance with designed elevation.The water inlet pipe of rainwater flow-discarding device 33 It is connect with the outlet pipe of intercepting pollution for rainwater device 32;Its abandoned stream pipe 331 is sewage vent line, for discharging rainfall initial stage ground surface 3 ~ 5mm sewage connects nearest sewage network;Its outlet pipe and water-storing device 34 are flexibly connected, and pretreated rainwater is inputted and is stored In water installations 34.
Water-storing device 34 uses PP module reservoir, including water storage module 341 and is coated on 341 outer surface of water storage module Composite geo-membrane 342, the outside of composite geo-membrane 342 are additionally provided with protective baffle plate 343, and protective baffle plate 343 is arranged in water storage module Four sides.Wherein, water storage module 341 is assembled by multilayer seepage flow lead layer;Composite geo-membrane 342 is among two layers of geotextiles One layer of antiseepage film of liner (two cloth, one film), protective baffle plate 343 are the polyphenyl protective baffle plate of hollow out.
Water-storing device 34 needs to carry out sole plate reinforcement processing before being set to installation;Sole plate below water-storing device 34 according to Secondary is protective layer 345, structure base slab 346, plain concrete bed course 347, metalling 348, original soil rammed layer 349.Water storage module it is each The thickness of tectonic remnant basin generally determines after designing unit calculates audit according to the scale of construction of water-storing device 34, i.e. water-storing device 34 Capacity is bigger, and the thickness of each tectonic remnant basin has corresponding adjustment.Such as: it is 200 m for capacity3Water-storing device, Its protective layer uses medium coarse sand, the fine earth bed course of 100 mm;Structure base slab uses 300 mm thickness C25 reinforced concrete floors;Element Concrete bed course uses 100 mm thickness C15 concrete cushions;Metalling uses 300 mm graded broken stones;Original soil rammed layer is that layering is rammed Real, every layer of compacted thickness is not more than 300 mm, and compacted coefficient is not less than 97%.
Water-storing device 34 need to overlay two cloth, one film before installing on sole plate;The size of two cloth, one film should meet water storage dress Set the covering of 34 component.Water storage module 341 includes bottom module and two layers of module.Scene is first carried out before the installation of bottom module Overlay positioning;Bottom module need to reserve enough installation spaces for promoting water pump 344 according to design requirement;Before two layers of module installation It need to be in the installation of module bottom layer progress Backwash pipeline (attached to be not shown in the figure), to realize the self-cleaning function of inside modules; Bottom module and two layers of module carry out dislocation integral assembling by the two-way concave-convex part to lining according to design size.Water storage module After the completion of complete dress, whole packet is carried out using composite geo-membrane (i.e. one layer of antiseepage film of liner among two layers of geotextiles) in its extexine It wraps up in;Integral protection is carried out to water storage module four sides side plate with polyphenyl protective baffle plate on the outside of composite geo-membrane again;Affiliated water storage mould Outside comes out water inlet line with abandoned stream well by lining acting flange and is attached in block side plate;It is used after the completion of every process The medium coarse sand of 500mm or more is backfilled, first the effect of medium coarse sand shields, and second can filter vegetable layer infiltration Rainwater, finally the mulching plant soil layer on medium-sand seam.
Purifier 41 is all-in-one multifunctional machine, including water inlet, water inlet pipe, flocculant delivery device, filter, disinfection Agent delivery device and outlet pipe.Its water inlet is connected with the water outlet of the promotion water pump 344 in water-storing device 34;Water inlet connects Mouth position passes through valve and controls connection;Water inlet pipe connects water inlet, and connect with flocculant delivery device;The delivery device that flocculates is logical Cross automatic chemical dosing pump in rainwater solid suspension carry out flocculation sedimentation after flocculation sedimentation rainwater using chimney filter road into Enter in filter;Filter medium in filter is by filtering out the impurity in rainwater after absorption, infiltration layer by layer;The water outlet of filter Pipe portion part branches to disinfectant delivery device, imports outlet pipe after disinfectant and rainwater mixed diluting;Finally with clear water reserviors 42 Water inlet pipe is connected, and carries out clear water storage.
Cleaning rainwater in clear water reserviors is delivered to by rain elevator pump 421 built in clear water reserviors 42 by PLC control system Water spot is respectively used, landscape water equipment point can be delivered to, municipal resident can also be delivered to respectively with water spot etc..
The above embodiment is merely an example for clearly illustrating the present invention, and is not to embodiment party of the invention The restriction of formula.For those of ordinary skill in the art, other differences can also be made on the basis of the above description The variation or variation of form.There is no necessity and possibility to exhaust all the enbodiments.It is all in spirit and original of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the scope of protection of the claims of the present invention within then.

Claims (10)

1. a kind of green roof rainwater management system, which is characterized in that including be set to waterproof system on roof construction layer, Seepage flow guide guard system on the waterproof system, the rainwater-collecting being connect with seepage flow guide guard system storage Storage system and the rainwater purification reclaiming system being connect with the rainwater savings system;
The rainwater savings system include connect with the seepage flow guide guard system early period rainwater pretreatment system and with The water-storing device of the rainwater early period pretreatment system connection;
The rainwater purification reclaiming system includes the purifier connecting with the water-storing device and connects with the purifier The clear water reserviors connect.
2. green roof rainwater management system according to claim 1, which is characterized in that the waterproof system includes setting Screed-coat on roof construction layer is equipped with uncured rubber asphalt waterproof coating layer on the screed-coat, described non-solid Change and is equipped with SBS root resistant waterproof roll on rubber asphalt waterproof coating layer;And/or the seepage flow guide guard system Including the drain bar with anti-filter function and the rhone being arranged in the drain bar section, the drain bar and rhone are straight It connects and is laid on waterproof system.
3. green roof rainwater management system according to claim 2, which is characterized in that the rhone includes that draining is blind Slot, threeway drain assembly and four-way drain assembly, the draining blind slot, the threeway drain assembly and the four-way drain assembly It is respectively equipped with the port A and the port B, the draining blind slot, the threeway drain assembly and the four-way drain assembly can pass through A Mutual assembly connection is realized in connection between port and the port B;The port A is equipped with the first groove, and the port B is equipped with convex raised line Structure.
4. green roof rainwater management system according to claim 3, which is characterized in that the port B is additionally provided with second Groove.
5. described in any item green roof rainwater management systems according to claim 1 ~ 4, which is characterized in that rainwater early period Pretreatment system is used to pre-process the rainwater being collected into, including sequentially connected rainwater part flow arrangement, intercepting pollution for rainwater dress It sets and rainwater flow-discarding device, the rainwater part flow arrangement is connect with the seepage flow guide guard system, the rainwater flow-discarding device It is connect with the water-storing device.
6. green roof rainwater management system according to claim 5, which is characterized in that the water-storing device includes water storage Module and the composite geo-membrane for being coated on the water storage module outer surface, the water storage module it is assembled by multilayer seepage flow lead layer and At.
7. green roof rainwater management system according to claim 6, which is characterized in that the water-storing device is equipped with first Lifting means, first lifting means are used to the water in the water-storing device being delivered to the purifier;And/or institute Stating water storage module further includes protective baffle plate, and the composite geo-membrane is coated on the inside of the protective baffle plate.
8. any one or 6 ~ 7 described in any item green roof rainwater management systems according to claim 1 ~ 4, which is characterized in that The purifier includes water inlet, water inlet pipe, flocculant delivery device, filter, disinfectant delivery device and outlet pipe;
The water inlet is connected with the water outlet of first lifting means;
Described water inlet pipe one end is connect with the water inlet, and the other end is connect with the flocculant delivery device, the flocculant Delivery device is used to launch flocculant to rainwater, carries out flocculation sedimentation to the solid suspension in rainwater;
The flocculant delivery device is connect by filter pipe with the filter, and the filter is used for the rain after flocculation Water is filtered;
The filter is connect by filter outlet pipe with the disinfectant delivery device, is disappeared through the disinfectant delivery device Rainwater after poison is connect via the outlet pipe with the clear water reserviors.
9. green roof rainwater management system according to claim 8, which is characterized in that described clear including control system Pond is equipped with rainwater elevator pump, and rainwater is delivered to by the control system control rainwater elevator pump uses water spot.
10. being existed according to any one of any one of claim 2 ~ 4 or 6 ~ 7 or green roof rainwater management system described in 9, feature In, further include gutter drainage system, the gutter drainage system be set to green roof side, and by drainage pipeline with it is described Rhone/rainwater part flow arrangement connection.
CN201811308020.XA 2018-11-05 2018-11-05 A kind of green roof rainwater management system Pending CN109279711A (en)

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CN113738031A (en) * 2021-09-16 2021-12-03 科顺防水科技股份有限公司 Drainage channel joint
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