CN109665670A - A kind of green roof system and construction method irrigated using sanitary sewage - Google Patents
A kind of green roof system and construction method irrigated using sanitary sewage Download PDFInfo
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- CN109665670A CN109665670A CN201910046727.6A CN201910046727A CN109665670A CN 109665670 A CN109665670 A CN 109665670A CN 201910046727 A CN201910046727 A CN 201910046727A CN 109665670 A CN109665670 A CN 109665670A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cultivation Of Plants (AREA)
Abstract
The present invention provides a kind of green roof system irrigated using sanitary sewage, which includes structure sheaf and unit；The unit includes domestic sewage processing system, so that sanitary sewage after treatment can be used in the irrigation of Roof system, structure sheaf includes stopping area (100), drainage layer (200) and plantation layer (300) from the bottom to top；Arrange multiple plantation rows (400) that can be interconnected on stopping area (100), implements Roof system modularization.Roof system and construction method in the present invention, anxiety that can effectively solve to supply water, soil erosion, line clogging, plant regulatory are at high cost and repair the problems such as difficult and generate good effect, are conducive to popularization and use.
Description
Technical field
The invention belongs to roof greenings and assembled architecture technical field, in particular to a kind of to be filled using sanitary sewage
The green roof system and construction method irrigate.
Background technique
With the increase of urban population density, the greenery area in cities and towns reduces, and since cities and towns underlying surface is really up to the mark, cement
It is laid with excessively, changes original natural ecology background and hydrological characteristics, therefore, increase greenery area, reduce surface runoff amount, change
Kind water quality etc., which seems, to be even more important.And in building roof planting plants, it has been used as greening mode to be applied.
Roof greening is also known as " hanging garden ", is to expand " the using roof, balcony or balcony as platform for vert space
Five facades ", so that selectivity educates seeds of flowering plants tree, sods greenweed, builds garden landscape to reach beautiful or economy purpose.Roofing
After greening, since the physical property of green roof and cement roof is completely different, the net radiation heat of green roof is not much smaller than
Green roof.Roofing of the green roof because of the latent heat of post transpiration and evaporation consumption obviously than not afforesting is big simultaneously, thus
Substantially reduce the air themperature of surrounding, one of the United Nations studies have shown that the roof greening rate in a city reaches 70% or more,
The CO in city overhead2Content will decline 80%, and tropical island effect can thoroughly disappear.
According to statistics, green roof essential structure level is extremely more, green roof can successively include: from the bottom to top structure sheaf,
Insulating layer, sloping layer, screed-coat, waterproof layer, root-resistant puncturing waterproof layer, protective layer, drainage blanket, filter layer, planting soil layer.It is this
Not only long construction period, roofing load are big for traditional green roof, and once leak, and will lead to can not investigate thoroughly breakthrough
And be difficult to repair, it may finally need to remake entire green roof.
At present green roof technology there is also: (1) waterproof layer matter weight, to roof, there are bigger loads；(2) irrigation water
Amount is big, increases short water supply degree；(3) planting soil is retained, hydrophobic, fertilizer-preserving ability is poor, and soil erosion easily causes drainage system
Blocking；(4) Vegetation Construction is generally using being laid with turf or the plant that has grown up to of transplanting, construction cost and survives administration fee
It is high.
Meanwhile existing green roof technology is generally directed to flat roof, and it is directed to the green roof of inclined slope roof
Technology is few, however inclined slope roof is since its aesthetic design (workshop) or folk custom influence (local-style dwelling houses), much at home.Slope
There is only that outside the above problem, there is also soil erosions is even more serious, more easily causes drainage system compared to flat roof for roofing
Blocking is laid with and repairs the problems such as difficult.
Based on above-mentioned condition, the present invention provides a kind of modules that can utilize irrigation of domestic sewage for inclined slope roof
Change lightweight green roof system and construction method, effectively to solve the problems, such as above-mentioned to be related at least partly, green roof being pushed to build
If development.
Summary of the invention
To solve the above-mentioned problems, it present inventor has performed sharp study, provides and a kind of is filled using sanitary sewage
The green roof system and construction method irrigate provide irrigation water for Roof system, reduce and supply by handling sanitary sewage
Water anxiety problem；Specific structure layer is set, solves in the prior art that green roof tectonic remnant basin is extremely more, in turn results in laying and answers
Miscellaneous and roofing bears a heavy burden larger problem；Layer is planted by improvement, reduce soil erosion and 530 tunnel of drainpipe is easily caused to block
Risk；By with the cultivation of seed pellet, improving survival rate and reducing management cost plant；It can be interconnected by arrangement
Plantation row, realize Roof system modularization construction, thereby completing the present invention.
The purpose of the present invention is to provide following technical schemes:
(1) a kind of green roof system irrigated using sanitary sewage, which is characterized in that the Roof system includes knot
Structure layer and unit；
The unit includes domestic sewage processing system, so that sanitary sewage after treatment can be used in roofing
The irrigation of system.
(2) a kind of construction method for the green roof system irrigated using sanitary sewage, the construction method are used for structure
Roof system in above-mentioned (1) is built, which includes structure sheaf and unit；
Wherein, the unit includes domestic sewage processing system, and sanitary sewage after treatment is used
In the irrigation of Roof system.
A kind of green roof system and construction method irrigated using sanitary sewage provided according to the present invention, is had
Below the utility model has the advantages that
(1) Roof system is designed for inclined slope roof in the present invention, has filled up China in terms of Green Ramp roofing construction
Blank；
(2) in the present invention, domestic sewage processing system uses nonactive sludge, using anaerobic- anoxic- oxic environment,
And microbial action, it can effectively solve the problems, such as purifying domestic sewage, reduce green roof irrigation water tonicity；
(3) through the invention in structure sheaf disclosed in Roof system, the building of green roof structure sheaf can be realized, solve
Green roof tectonic remnant basin is extremely more in the prior art, in turn result in that laying is complicated and roofing bears a heavy burden larger problem；
(4) drainage layer of Roof system includes active carbon and specific ore particles in the present invention, is being played a role in filtering
While, have both irrigation water removal of impurities and water retaining function, the recycling conducive to irrigation water and effective water supply to plant；
(5) present invention in Roof system plantation layer using not easily run off and have both gas permeability by force and water holding capacity growth
Medium solves the drawbacks of severe water and soil erosion and soil easily block drainage pipeline；
(6) plant is planted with seed pellet form in the present invention, seed volume increases, and improves the uniform of sowing
Property, make it be not easy to be taken away by water flow and be suitble to sowing, there are slow release is nutritional ingredient required for seed is sprouted in pellet,
It can be grown in the lower matrix of the fertility such as haydite；It is easily stifled that the use of seed pellet is conducive to solution severe water and soil erosion, soil
Fill in drainage pipeline, and directly molding plant is unfavorable for plant and takes root to survive and problem that management cost is high for transplanting；
(7) present invention in the row of plantation use, realize Roof system modularization construction, solve roofing damage as seep
Leak source is not easy to investigate thoroughly and the problem of maintenance difficult.
Detailed description of the invention
Fig. 1 shows a kind of structural schematic diagram of the roofing system structure layer of preferred embodiment of the present invention；
Fig. 2 shows a kind of structural schematic diagrams of the Roof system domestic sewage processing system of preferred embodiment of the present invention；
Fig. 3 shows the structural schematic diagram of the plantation row of preferred embodiment of the present invention a kind of；
Fig. 4 shows the structural schematic diagram of the plantation row with recess portion of preferred embodiment of the present invention a kind of.
Drawing reference numeral explanation:
100- stopping area；
200- drainage layer；
300- kind plants layer；
400- kind plants row；
410- support column；
The middle layer 420- web plate；
430- bottom plate；
The middle layer 440- block piece；
The bottom 450- block piece；
460- connector；
510- water supplying pipe；
520- drip irrigation pipe；
530- drainpipe；
540- collector pipe；
600- water storage device；
710- primary sedimentation tank；
720- anaerobic pond；
730- anoxic pond；
740- aerobic tank；
750- staple fibre filler.
Specific embodiment
Below by specific embodiment, the present invention is described in detail, and the features and advantages of the invention will be with these
Illustrate and become more apparent from, is clear.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the attached drawings
In terms of kind, but unless otherwise indicated, it is not necessary to attached drawing drawn to scale.
The purpose of one aspect of the present invention is, provides a kind of antifreeze Green Ramp Roof system, as depicted in figs. 1 and 2,
The Roof system includes structure sheaf and unit；
Wherein, the structure sheaf of Roof system includes stopping area 100, drainage layer 200 and plantation layer 300 from the bottom to top；
The stopping area 100 is made of waterproof, water-fast, corrosion-resistant, resistance to mildew and rot material, for inhibiting root system of plant to enter
Building structure causes building damage, and plays the role of antiseep；
Roof structure is discharged by drainage arrangement for being filtered to irrigation water in the drainage layer 200；
The plantation layer 300 is used to support plant growth, builds green environment for roofing；
The unit includes domestic sewage processing system, so that sanitary sewage after treatment can be used in roofing
The irrigation of system, sanitary sewage after processing be close to or up to middle water level can be used to irrigate (pH6.0~9.0, coloration≤
30, BOD5≤ 20mg/L, ammonia nitrogen≤20mg/L).Sanitary sewage refers to that resident living drains in the present invention, phosphorous in sanitary sewage
Nitrogen content is higher, and phosphorus mainly exists with phos-phate forms, and nitrogen is then salt-independent shape, and phosphorus nitrogen is controlled in reasonable concentration and with phosphoric acid
Salt and nitrate salts exist, and are just conducive to the absorption of plant；Long carbon chain high organic content is unfavorable for microorganism benefit in structure sheaf
With；Sewage foul smelling, the main component of foul smell are ammonia, hydrogen sulfide, lower fatty acid, benzene homologues etc..
In the present invention, the domestic sewage processing system includes modular multiple reactors, is sequentially connected just to sink
Pond 710, anaerobic pond 720, anoxic pond 730, aerobic tank 740, wherein anoxic pond 730 can be aerobic to be continuous one or more
Pond 740 can be continuous one or more.Modularization domestic sewage processing system is conducive to the adjustment of system structure.
In the present invention, primary sedimentation tank 710 is used to carry out sanitary sewage precipitation process, and solid content in reduction system mentions
Sanitary sewage after precipitation is transmitted to anaerobic pond 720 by high water treatment efficiency.
Anaerobic pond 720 is used to carry out the degradation of organic matter using anaerobic bacteria, the biodegradability of sanitary sewage is improved, after being conducive to
Continuous Aerobic Process for Treatment；Meanwhile anaerobic pond 720 can receive the recirculation water of aerobic tank 740, provides and releases for the polyP bacteria in recirculation water
The place of phosphorus.
The degradation of 730 further progress organic matter of anoxic pond；Preferably, the dissolved oxygen amount of anoxic pond 730 is 0.1~0.4mg/
L, temperature are 20~40 DEG C；It is highly preferred that adding denitrifying bacteria into anoxic pond 730, denitrifying bacteria is that heterotroph is facultative
Oxynitrides is finally reduced to nitrogen using organic matter as carbon source by anaerobic bacteria.Denitrifying bacteria is deposited extensively in nature
It is simultaneous Proteus, Micrococcus, pseudomonas, bacillus, alcaligenes, Flavobacterium etc. can be selected from
Property bacterium.
Organic matter is further resolved into inorganic matter using aerobic bacteria by aerobic tank 740.Preferably, the dissolved oxygen of aerobic tank 740
Amount is 2.0~5.0mg/L, and temperature is 20~30 DEG C；It is highly preferred that aerobic bacteria includes Nitrosomas, Nitromonas and polyP bacteria, Asia
Nitromonas can be selected from nitrous acid zygosaccharomyces, nitrous acid Helicobacterium and nitrous acid Coccus；Nitromonas can be selected from nitric acid
Bacillus, nitric acid Coccus；PolyP bacteria can be selected from acinetobacter calcoaceticus-Moraxella flora, pseudomonas, Aeromonas, Huang
Bacillus, nitrosation Bacillus, Nitrosococcus, Nitrosolobus and Nitrobacter, Nitrococcus etc..
The present inventor has found that water body is detesting in water body with the main reason for stink in anaerobic pond 720 after study
Oxygen bacterium reduced sulphur converts ammonia nitrogen for organonitrogen compound at hydrogen sulfide or amonifying bacteria, and then gives out stench.To reduce
The nitrobacteria and/or lactic acid bacteria for adapting to anaerobic environment are added into anaerobic pond 720 by the activity of this kind of bacterium, the present inventor, lead to
Carbon source competitive way is crossed, inhibits the activity for generating the microorganism of foul gas, avoids stench water body from generating, but do not influence organic matter
Degradability.
In a preferred embodiment, in anaerobic pond 720 dosage of nitrobacteria and/or lactic acid bacteria be (1~
10)×109CFU/g, preferably (1~5) × 109CFU/g。
In a preferred embodiment, anoxic pond 730 and 740 bottom of aerobic tank are equipped with micro-nano bubble aeration disk,
Its bubble diameter being passed through is 0.05~30 μm.Micro-nano bubble phase has the characteristics that compared with normal atmospheric bubble, and then is conducive to
Degradation/removal of pollutant: (1) micro-nano bubble surface is negatively charged, is difficult to be integrated between bubble, is formed in water careful
Bubble, fusion rupture will not be steeped as normal atmospheric, oxygen transfer rate is high；(2) micro-nano bubble is generated since high energy ruptures
Ultrasonic wave and oxygen radical, ultrasonic wave and oxygen radical all have stronger bactericidal effect and promote the effect of mineralization of organic material.
Nano bubble aeration plate belongs to a part of micro-nano aeration device in the present invention, though for available equipment in this field,
However, nano bubble aeration plate is generally middle layer aeration in wastewater treatment process, this there is, and coefficient of oxygen utilization is low, consumes energy big
Problem.Activated sludge is not contained in reactor of the present invention, and then can choose and nano bubble aeration plate is mounted on anoxic pond 730
It is not in activated sludge structure pine caused by high-intensitive be aerated when improving coefficient of oxygen utilization with 740 bottom of aerobic tank
The problem of dissipating, be difficult to precipitation and separation, and influencing effluent index.
In a preferred embodiment, reflux line is set between aerobic tank 740 and anoxic pond 730, so that through
The water of the nitrate containing higher concentration, which can enter in denitrification environment, after nitrification processing implements denitrogenation, is conducive to total nitrogen in final outflow water
Content control.Meanwhile waste water is again introduced into aerobic tank 740, can carry out nitrifying process again, necessarily reduce ammonia-nitrogen content.
Due to aerobic tank 740 and the possible more than one of anoxic pond 730, reflux line can be connected to any aerobic tank 740 and any anoxic
The aerobic tank 740 for being located at least significant end is preferably connected to by pond 730 with the anoxic pond 730 for being located at front end.The unlatching root of unicom pipeline
It is controlled according to the monitoring result to water quality.
In a preferred embodiment, reflux line is set between aerobic tank 740 and anaerobic pond 720, so that poly-
Phosphorus bacterium carries out organic matter degradation under anaerobic environment, and releases phosphorus using anaerobic environment, is conducive to subsequent poly- phosphorus, and poly- phosphorus amount is much larger than and releases
Phosphorus amount.Reflux line can be connected to any aerobic tank 740 and anaerobic pond 720 between the two, will preferably be located at the aerobic of least significant end
Pond 740 is connected to anaerobic pond 720.The unlatching basis of unicom pipeline controls the monitoring result of water quality.
In a preferred embodiment, staple fibre filler 750 is filled in anoxic pond 730 and aerobic tank 740.
It is to be processed in anoxic pond 730 and aerobic tank 740 by respectively across the support fence of 740 pond body of anoxic pond 730 and aerobic tank
Water surface transplants water plant.Preferably, staple fibre filler 750 is soft-filler, and material is terylene, polyamide fibre, polypropylene fibre, nitrile
It is fixed in the middle part of pond body by synthetic fibre, cotton etc. by fixed device.Water plant is selected from calamus, venushair fern, European alder, purple fringe
One of Chinese scholartree, Lu Di, canna, the grass that hangs down, damp mossy grass, willow leaf banyan, ivy, tawny daylily, yellow flag, Monstera deliciosa etc. are more
Kind.
In a preferred embodiment, the area that water plant is transplanted in anoxic pond 730 is not less than water body cross section
Long-pending 15%, the area that water plant is transplanted in aerobic tank 740 are not less than the 40% of water body cross-sectional area.
Staple fibre filler 750 imitates root as plant, acts synergistically with root system of plant, as the carrier of biomembrane, improves
The concentration of biosolids in processing system.Staple fibre filler 750 has the following advantages that, so that being configured with staple fibre filler
750 and water plant reaction tank compared to activated sludge reaction pond have better treatment effect: (1) high-biomass: artificial
Fiberfill 750 possesses very big specific surface area, provides a large amount of attachment space for microorganism, makes anoxic pond 730 and aerobic
The biomass of high concentration is kept in pond 740；(2) high bioactivity: staple fibre filler 750 has the oxygenation bubble in reaction tank
Dissection strengthens aeration effect, increases oxygen transfer rate, drives water body flow since filler trembles when aeration, makes aging
Biomembrane fall off in time, accelerate the metabolism of biomembrane, maintain higher bioactivity；(3) it high mass transfer rate: fills out
The porosity of material is big, it has structure that waste water is enable quickly to flow through pore interior, to make organic substance in water preferably
It by microorganism adsorption, utilizes, is converted into the nutrition of itself, aeration effect accelerates the progress of this process, and filler shows height
Mass transfer rate.
In a kind of preferred embodiment of the present invention, in primary sedimentation tank 710, anaerobic pond 720, anoxic pond 730, aerobic tank
Transparent canopy is built in 740 tops, so that each reactor is formed the environment of sealing, the design of transparent canopy is conducive to maintenance temperature of shed, in the winter
It can also realize that green plants is cultivated season.
Above-mentioned domestic sewage processing system brings technical effect outstanding, and microorganism is nearly all in anoxic pond and aerobic tank
In root structure and staple fibre filler 750, make the reduction of suspended solids concentration, oxygen transfer rate improves, and promotes dissolved oxygen
Transport；(2) reactor is not required to add activated sludge, and the Activated Sludge amount generated during sanitary sewage disposal is few；(3) it lacks
The usage quantity of oxygen pond and aerobic tank can be adjusted according to sanitary sewage content；(4) processing system overall aesthetic degree is high, plants
The plant of plant has ornamental value, without establishing in corner, convenient for supplying water for Roof system.
In the present invention, the unit further includes irrigation rig, draining dress in addition to including domestic sewage processing system
It sets and water storage device 600；Water storage device 600, irrigation rig and draining dress are stored in through domestic sewage processing system treated water
It sets through 530 interconnected water storage device 600 of water supplying pipe 510 and drainpipe.
In a preferred embodiment, the irrigation rig includes water supplying pipe 510 and is arranged in a plurality of of roofing
Irrigation water is conveyed to drip irrigation pipe 520 by water storage device 600 by drip irrigation pipe 520, water supplying pipe 510, is plant confession by drip irrigation pipe 520
Water.
In further preferred embodiment, drip irrigation pipe 520 is located in plantation 300 height section of layer or is higher than plantation layer
300, the trickle irrigation mouth of 0.2cm~0.5cm is distributed on caliber.
In a preferred embodiment, the drainage arrangement includes being set to catchmenting at roofing edge (low-lying)
Pipe 540, the collector pipe 540 and Roof system lower part building are affixed, are semiclosed pipe of the cambered surface backwards to roofing.Collector pipe 540
Collect the irrigation water or precipitation flowed down at roofing high elevation, and is imported in water storage device 600 by drainpipe 530.
It is found that the water recycled through collector pipe 540 can be directly used in irrigation again, domestic sewage processing system confession is reduced
Water tonicity.
Due to the green transformation carried out the present invention be directed to inclined slope roof, water storage device 600 is set not on inclined slope roof
Just, generally by water storage device 600 be set on ground or other platform structures on, be preferably provided at the platform close to inclined slope roof
Place.
In the present invention, the stopping area 100 is macromolecule polymeric material (such as surface spraying that surface is coated with copper coating
Have the PET adhesive waterproof coil of copper coating), the combination of sheet metal, concrete enhancement layer or above-mentioned material, preferably surface is sprayed
It is coated with the PET material of copper coating.
Sheet metal and concrete enhancement layer prevent the extension of root system by fine and close structure；Macromolecule polymeric material has
It is light, be easy to the advantages that being laid with, surface has copper coating, inhibited to the extension of root system of plant, is hindering root system
The laterally sprawling of 100 top of root layer is conducive to form network structure between root system while not destroying building storey, plays windproof, solid
Produce seeds the effect for planting layer 300；Further, copper ion has Inhibitory activity and can kill germ, can be used for preventing and treating a variety of true
Fungal disease and bacterial disease are conducive to root system of plant health.
In a preferred embodiment, when use surface is coated with the PET material of copper coating as stopping area 100
When, PET material is with a thickness of 1.0~2.5cm, and sheet resistance is between 0.01~0.10 ohm.
In the present invention, the drainage layer 200 includes active carbon and ore particles such as natural zeolite, gravel, pelelith, goose
Cobble, bentonite, preferably active carbon, natural zeolite and bentonite are applied in combination.
In a preferred embodiment, active carbon, zeolite and bentonitic mixed volume ratio are 1:(4~8): (0.5
~1), preferably 1:(6~8): (0.5), more preferably 1:8:0.5.
In a preferred embodiment, active carbon, natural zeolite and bentonitic partial size are 0.05cm~1.5cm,
Preferably 0.2cm~1.0cm.
In a preferred embodiment, the drainage layer 200 with a thickness of 2.0cm~5.0cm, preferably 2.0cm
~3.0cm.
In the present invention, as described above, drainage layer 200 is used to be filtered irrigation water, the particulate matter in irrigation water is filtered out,
To play the role of avoiding soil erosion and reduce by 530 tunnel of drainpipe blocking risk.Active carbon particle and gravel particle pass through
Accumulation, forming tiny hole only allows water flow by hindering particulate matter, plays the role of drainage layer 200.
Zeolite is the aluminium silicate mineral being widely present in nature, is mainly made of three-dimensional silica oxygen and alumina skeleton, boiling
Stone crystals have many uniform holes and channel, and volume can account for 50% or more of zeolite crystal volume, due to it
Unique structure the, so that huge (400~800m of its surface area2/ g) and have the characteristics that absorption, ion exchange.
It is poor in order to reduce easily blocked, the interconnected degree in natural zeolite duct, and then the problem of reduction adsorption capacity, this
Zeolite is preferably the modified zeolite after high-temperature roasting activates in invention；Specifically, natural zeolite is roasted at 400~550 DEG C
90min~120min is burnt, modified zeolite is obtained.Maturing temperature is lower than 400 DEG C, cannot effectively make the constitution water in natural zeolite
Evolution and removal organic impurities, increase zeolite surface area and hole connectivity；Maturing temperature is higher than 550 DEG C, will cause boiling
The destruction of stone structure.
Bentonite is one of widest clay mineral resources of distributed in nature, and main component montmorillonite is typical folded
Layer aluminosilicate mineral have preferable adsorption capacity to toxic heavy-metal elements in water body and organic pollutant.Meanwhile being worth
It is noted that volume can expand and be more than substance after absorbing moisture due to montmorillonite water swelling ability with higher
Long-pending several times, in this way, improving intensity filter since montmorillonite volume expansion, intergranular gap further decrease when filtering；
And this property of montmorillonite makes its water holding capacity with higher, provides more long-term moisturizing function for plant after irrigation
Energy.Preferably, the volume content of montmorillonite is not less than 40% in bentonite in the present invention.
Active carbon has flourishing microcellular structure and huge specific surface area, it includes many kinds of carbon with adsorption capacity
Substratess matter, can by a variety of chemical substances adsorb on the surface thereof, to color, smell, taste and other organic matters have good removal rate；
And it is resistant to strong acid and highly basic, is amenable to water logging, high temperature, water holding capacity with higher ensure that its energy as drainage layer
Power.
Preferably, it is (good that (facultative) polyP bacteria, denitrifying bacteria (anaerobism) and nitrobacteria are launched in drainage layer 200
Oxygen), the pore structure of active carbon, zeolite and bentonitic pore structure, especially active carbon, providing aerobic and anoxic can be with
The environment coexisted, the long period conducive to bacterial micro-organism in this region is detained, convenient for the biofilm formation growth of microorganism.
Zeolite, bentonite and active carbon all have porous structure, and natural filtration is played using the property of its own,
And since three has both irrigation water impurity removal function, it is used in conjunction with and plays synergistic effect.The impurity removal function of this layer has real
Border application, because of irrigation water generally impotable water, Ru Zhongshui, middle water after irrigation after primary treatment in city
Reuse, Irrigation System is whether discharged, and for subsequent water process (reduction post-processing difficulty), still continuing on for irrigation, (reduction is green
Color roof generates a possibility that peculiar smell), all have effective meaning.
Active carbon, zeolite and bentonitic mixed volume ratio are specific selection.The ratio of active carbon increases, then to impurity
Suction-operated enhancing is obvious, and is conducive to microbe survival, but active carbon is light, and without water swelling function, drainage stability has
It is reduced；The ratio of zeolite increases, and conducive to the drainage stability of drainage layer 200, but is unfavorable for maintaining water holding capacity and microorganism
Adaptability；The increase of bentonite ratio, water holding capacity and strainability enhancing, but due to its bearing capacity and maintain microorganism
Scarce capacity, it cannot be guaranteed that the stability of this layer.
In the present invention, to solve severe water and soil erosion in the present invention, and easily blocking drainpipe 530 the drawbacks of, institute
Stating and being used to support the matrix of plant growth in plantation layer 300 is graininess haydite, pelelith, the sandstone, water suction of soybean grain size
One kind or combinations thereof of resin etc., and not soil.Wherein, haydite is a kind of artificial lightweight aggregate, and shell is hard, and surface has one layer
Glaze layer, inside are had microporous ceramic shot-like particle, are fired with clay material (such as kaolin), nontoxic, tasteless, corrosion resistant
Erosion, and there is fabulous water-retaining property, and highly beneficial to the apposition growth of microorganism.
In a preferred embodiment, it is described plantation layer 300 with a thickness of 3.0cm~6.0cm, preferably 4.0cm
~5.0cm.
In the present invention, somatomedin of the soil as plant has been abandoned due to planting layer 300 in the present invention, and has used pottery
Grain etc., although solving the drawbacks of severe water and soil erosion and soil easily block drainpipe 530, also produces base simultaneously
Matter fertility is declined, the water of the nutritious liquid of irrigation belt is at high cost, it is direct transplanting molding plant not only bad for plant
It takes root and survives and management cost is increased, directly planted using vegetable seeds the problem of survival rate is low etc..
Seed after study and a large number of experiments, is made seed pellet, increases volume, can be improved sowing by the present inventor
Uniformity, make it be not easy to be taken away by water flow and be suitble to sowing, there are slow release be battalion required for seed is sprouted in pellet
It forms point, can be grown in the lower matrix of the fertility such as haydite.
In the present invention, the seed pellet is by including that the component of following weight proportion is made:
In a preferred embodiment, the seed is that calamus seed, Lythrum salicaria seed, loosestrife seed, water are thin
One of water plants seeds such as lotus seed, horseshoe grass seed or a variety of or rye grass, alfalfa, herba setariae viridis etc. are non-
One of water plant seed is a variety of.Above-mentioned vegetable seeds is not limited in the present invention, but it is more preferably to select.
In further preferred embodiment, the seed is coating seed；Preferably, the preparation step of coating seed
Include:
The water that temperature is 85 DEG C~95 DEG C is added in starch, lasting to stir, obtaining starch quality concentration is 4%~6%
Starch solution；
It is the mixing of its 4~5 times described starch solution by seed and weight, just coating seed is obtained after drying in the shade；
Will it is described just coating seed be added to weight be 2~3 times of first coating seed, and by vermiculite power and humic acid with (2~
3): in the mixture of 1 mass ratio composition, drying in the shade after stirring and evenly mixing, obtain coating seed.
Using coating seed made of the above method, arrange in pairs or groups active constituent, inert material and clayization object can promote seed fast
Speed sprouts germination, and also assigns seed multiple resistance, guarantees that seed has good growth situation.
In a preferred embodiment, the active constituent includes water absorbing agent and fungicide.
Wherein, the water absorbing agent be selected from one of polyacrylamide, Sodium Polyacrylate or starch grafted acrylate or
A variety of, the water-retaining agent of addition can absorb and be able to maintain even thousands of times of hundred times of own wt of water, to effectively increase seed ball
Grain weight, while seed and contact with moisture are quickly maintained, improve seed sprouting and emergence efficiency.
The fungicide is selected from one of Tebuconazole, hexaconazole, difenoconazole, propiconazole or triazolone or a variety of.
In further preferred embodiment, the weight ratio of the water absorbing agent and fungicide be 0.5:(0.0005~
0.0015)。
In a preferred embodiment, the inert material includes mineral powder and curing agent, and the mineral powder is selected from silicon
Diatomaceous earth, kaolin, zeolite powder, coal ash etc. it is one or more, the curing agent include containing humus soil, fulvic acid be concentrated
Liquid and microbial inoculum, it is preferable that contain humus soil, fulvic acid concentrate and microbial inoculum in mineral powder and curing agent
Proportion be 250:(40~70): (8~24): (20~30).
The microbial inoculum is by actinomyces, nitrogen-fixing bacteria, bacillus subtilis, photosynthetic bacteria, saccharomycete, huge gemma
Bacterium solution after one of bacillus, sulfate reducing bacteria or a variety of cultivation and fermentations.Microbial inoculum and organic biofertilizer and
After humic acid effect, a series of metabolites can be generated, by the competition to space and nutrition and generate a variety of antibacterial pest-resistant classes
Substance plays the pest-resistant purpose of diseases prevention.In addition, can also stimulate crop growth, crop anti-adversity is improved, seed is promoted to sprout
Hair, root growth and development.
Above-mentioned component is especially advantageous for the environment of plant growth according to that can be formed after set compatibility relationship proportion；And the ring
Border is also especially advantageous for rapid microbial growth metabolism (fulvic acid concentrate, humus play main effect)；Fulvic acid concentrate
With humus collective effect, it can be used for improving the surface of the seed microenvironment；Seed is promoted to sprout the matter and energy with Interior Seed
Conversion, so that seed be made to show the raising of advance germination and germination percentage and germinating energy；Simultaneously, moreover it is possible to inhibit harmful fungoid
Growth, and supply seedling growth needed for nutrient, promote Seedling root development growth；Action temperature and, it is biodegradable.
In a preferred embodiment, the clayization object include polyvinyl alcohol, polyvinyl acetate, methylcellulose,
One of carboxymethyl cellulose, hydroxypropyl cellulose, starch, Attapulgite Clay Minerals or admaic earth are a variety of.In the present invention, institute
Clayization object is stated with excellent water solubility, and without side-effects to seed sprouting, adds clayization during making seed pellet
Object can effectively improve the compression strength of seed pellet, reduce percentage of damage.
In a preferred embodiment, the preparation step of seed pellet includes:
Step 1) prepares pelletized preparation；
Seed is mixed with pelletized preparation, seed pellet is prepared by step 2).
In step 1) of the present invention, pelletized preparation includes inert material, clayization object and active constituent；Wherein, seed ball is prepared
When grain, the active constituent applies in the spraying form of solution, preparation step are as follows: ratio weighs in active constituent respectively by weight
Water-retaining agent and fungicide, and successively dissolve, the solution of active constituent be made, places it in spare in spraying device.
Step 2) includes following sub-step:
Step 2.1) weighs seed, inert material and clayization object, and the container of pelletizing equipment is added after mixing；
Step 2.2) is atomized active constituent, then carries out pelletized.
In the present invention, it is preferred to active constituent is packed into spraying apparatus, it is after pelletizing equipment to be opened, active constituent is molten
Liquid mist is uniformly sprayed on seed.
In a kind of preferred embodiment, the pelletized revolving speed of the pelletized machine is 50~80 revs/min, the pelletized time
For 15min.
Pelletized obtained pellet is carried out moulding, drying by step 2.3).
Seed pellet can be spherical or be compressed to flat.
In a kind of preferred embodiment, the temperature of the drying is 35~40 DEG C, and the water content of pellet exists after drying
12% hereinafter, seed is easy to preservation under this water content, not perishable, rotten.
In the present invention, to solve long construction period, roofing load is big, and once leaks, and will lead to can not look into
Clear breakthrough simultaneously is difficult to repair, and may finally need the problem of remaking entire green roof system, present inventor has performed
Numerous studies, by fixing multiple plantation rows 400 that can be interconnected on stopping area 100, by drainage layer 200 and plantation layer 300
It is layed in plantation row 400, provides a kind of modularization Green Roof building mode.
In the present invention, as shown in figure 3, the rectangular box structure that 400 be two layers, including four support columns are arranged in the plantation
410 and it is individually fixed in the middle layer web plate 420 and non-porous bottom plate 430 of in 410 length of interval of support column and bottom end, middle layer
420 surrounding of web plate is with middle layer block piece 440, and 430 surrounding of bottom plate is with bottom block piece 450；
Wherein, drainage layer 200 is layed on bottom plate 430, and plantation layer 300 is layed on middle layer web plate 420.
In a preferred embodiment, the middle layer block piece 440 of 420 surrounding of middle layer web plate is backplate with holes or protective net；
Wherein, backplate morphotropism with holes is poor, and protective net includes flexible protective net and solidity protective net, and flexible protective net has stronger morphotropism,
Solidity protective net morphotropism is poor.Middle layer web plate 420 and middle layer block piece 440 are plate with holes, outflow, plant convenient for irrigation water
The extension of object root system and the circulation of oxygen-containing air.
In a preferred embodiment, the bottom block piece 450 of 430 surrounding of bottom plate is non-porous backplate, wherein non-porous
Backplate morphotropism it is poor.Bottom plate 430 and bottom block piece 450 it is non-permeable, enable irrigation water prolonged stay, Ke Yi
Sufficient moisture is provided in the long period for plant.
In further preferred embodiment, the bottom block piece 450 of 430 surrounding of bottom plate is non-porous backplate, and block piece is high
Degree does not contact middle layer web plate 420, that is, is not enough to form lower layer completely enclosed.The setting of 430 surrounding block piece height of bottom plate can
Appropriate irrigation water is retained for needed for plant, and is irrigated convenient for heavy irrigation water to flowing at roofing edge (low-lying)
Water recycling.
In embodiment still more preferably, 430 surrounding bottom block piece of bottom plate, 450 high degree in contact middle layer web plate 420,
The top of bottom block piece 450 is divided into backplate or protective net with holes, and lower part is divided into non-porous backplate.The bottom block piece 450 being designed in this way
Both it is completely enclosed brought to have the advantages that satisfaction is not formed lower layer, and the filling of filler is steady in guaranteeing drainage layer 200
Under the premise of qualitatively, the height of plantation row 400 is effectively reduced.
In a preferred embodiment, plantation row 400 can be made of metal material, or be corrosion-resistant, resistance to old
The resin material of change, such as epoxy resin or acrylic resin.
When plantation row 400 is resin material, plantation row 400, which can choose to be integrally formed, to be made.Integral type plantation row
400 have the characteristics that it is easy to use.
When plantation row 400 is resin material, preferably support column 410, middle layer web plate 420, bottom plate-bottom baffle one
Body composite module and middle layer block piece 440 are individually process, and the quadrangle of middle layer web plate 420, which is equipped with, to be allowed to support
The circular hole that column 410 is inserted into, bottom plate-bottom baffle module integrated combination quadrangle are equipped with the sky for allowing support column 410 to be inserted into
Stem, by fixed card buckle below the middle layer web plate 420 on support column 410 and bottom plate 430 or block piece to middle layer web plate 420 and bottom
Plate 430 is limited.This combined type plantation row 400 is adjustable with interfloor height, the laying of drainage layer 200 is convenient, is conducive to transport
The features such as.
In a kind of preferred embodiment of the present invention, for the benefit of laying of pipeline, the present inventor is by plantation row 400 and manages
Road carries out finishing conjunction in structure.Specifically, on the support column 410 on pipe laying track or support column 410 and middle layer block piece
Setting corresponds to the recess portion of pipe laying height on 440.
Such as on 520 paving track of drip irrigation pipe, planted in 300 height section of layer when drip irrigation pipe 520 is located at, middle layer block piece
440 be flexible protective net, has the recess portion that can accommodate drip irrigation pipe 520 on support column 410；Middle layer block piece 440 be backplate with holes or
Have on solidity protective net, support column 410 and middle layer block piece 440 for accommodating the recess portion of drip irrigation pipe 520.As shown in figure 4, working as trickle irrigation
Pipe 520 is higher than plantation layer 300, has the recess portion that can accommodate drip irrigation pipe 520 on support column 410.
In the present invention, plantation row 400 between by connector 460 carry out detachability connection, such as by wire into
It is hinged between row plantation row 400.
In a preferred embodiment, one or more connectors 460, connector 460 are arranged on support column 410
End forms semi-annular shape, for linking adjacent plantation row 400.
In the present invention, the size of plantation row 400 is unrestricted, can be arranged according to the plantation of roofing size and design
400 arrangement rules are adjusted.Meanwhile it will be appreciated by those skilled in the art that, the shape of plantation row 400 can be other shapes
Shape, such as trapezoidal, hexagon, circle, irregular shape, the installation site needs of support column 410 adjust accordingly at this time, with full
Requirement interconnected between foot support plantation row 400 and plantation row 400.
The purpose of another aspect of the present invention is, provides a kind of construction method of antifreeze Green Ramp Roof system, is used for
Above-mentioned Roof system is constructed, which includes the structure sheaf for being laid with Roof system, and the tables of equipment of building Roof system
Member；
Wherein, the structure sheaf of Roof system includes stopping area 100, drainage layer 200 and plantation layer 300 from the bottom to top；Wherein,
The stopping area 100 is made of waterproof, water-fast, corrosion-resistant, resistance to mildew and rot material, for inhibiting root system of plant to enter
Building structure causes building damage, and plays the role of antiseep；
Roof structure is discharged by drainage arrangement for being filtered to irrigation water in the drainage layer 200；
The plantation layer 300 is used to support plant growth, builds green environment for roofing；
The unit includes domestic sewage processing system, so that sanitary sewage after treatment can be used in roofing
The irrigation of system.
In a preferred embodiment, the stopping area 100 is the high molecular polymerization material that surface is coated with copper coating
Expect the group of (the PET adhesive waterproof coil that such as surface is coated with copper coating), sheet metal, concrete enhancement layer or above-mentioned material
The PET material that conjunction, preferably surface are coated with copper coating.
In a preferred embodiment, the drainage layer 200 includes active carbon and ore particles such as natural zeolite, gravel
Stone, pelelith, cobblestone, bentonite, preferably active carbon, natural zeolite and bentonite are applied in combination.
Preferably, active carbon, zeolite and bentonitic mixed volume ratio are 1:(4~8): (0.5~1), preferably 1:(6
~8): (0.5), more preferably 1:8:0.5.
Preferably, active carbon, natural zeolite and bentonitic partial size be 0.05cm~1.5cm, preferably 0.2cm~
1.0cm。
Preferably, the drainage layer 200 with a thickness of 2.0cm~5.0cm, preferably 2.0cm~3.0cm.
In a preferred embodiment, the matrix of plant growth is used to support in the plantation layer 300 is soybean grain
One kind or combinations thereof of the graininess haydite of size, pelelith, sandstone, water-absorbing resin etc., and not soil.
Preferably, the partial size of plantation 300 mesostroma of layer is 3.0cm~6.0cm, preferably 4.0cm~5.0cm.
In a preferred embodiment, seed pellet is made in seed, to adapt to plantation 300 matrix of layer and promote to plant
Object takes root growth.
In a preferred embodiment, be to realize modularization green roof, fixed on stopping area 100 it is multiple can be with
The plantation row 400 of interconnection.As shown in figure 3, the rectangular box structure that the plantation row 400 is two layers, including four support columns
410 and it is individually fixed in the middle layer web plate 420 and non-porous bottom plate 430 of in 410 length of interval of support column and bottom end, middle layer
420 surrounding of web plate is with middle layer block piece 440, and 430 surrounding of bottom plate is with bottom block piece 450；
Wherein, drainage layer 200 is layed on bottom plate 430, and plantation layer 300 is layed on middle layer web plate 420.
In the present invention, plantation row 400 between by connector 460 carry out detachability connection, such as by wire into
It is hinged between row plantation row 400.Preferably, one or more connectors 460,460 end of connector are arranged on support column 410
End forms semi-annular shape, for linking adjacent plantation row 400.
In the present invention, the domestic sewage processing system includes modular multiple reactors, is sequentially connected just to sink
Pond 710, anaerobic pond 720, anoxic pond 730, aerobic tank 740, wherein anoxic pond 730 can be aerobic to be continuous one or more
Pond 740 can be continuous one or more.
In the present invention, primary sedimentation tank 710 is used to carry out sanitary sewage precipitation process, and solid content in reduction system mentions
Sanitary sewage after precipitation is transmitted to anaerobic pond 720 by high water treatment efficiency.
Anaerobic pond 720 is used to carry out the degradation of organic matter using anaerobic bacteria, the biodegradability of sanitary sewage is improved, after being conducive to
Continuous Aerobic Process for Treatment；Meanwhile anaerobic pond 720 can receive the recirculation water of aerobic tank 740, provides and releases for the polyP bacteria in recirculation water
The place of phosphorus.
The degradation of 730 further progress organic matter of anoxic pond；Preferably, the dissolved oxygen amount of anoxic pond 730 is 0.1~0.4mg/
L, temperature are 20~40 DEG C；It is highly preferred that adding denitrifying bacteria into anoxic pond 730, denitrifying bacteria is that heterotroph is facultative
Oxynitrides is finally reduced to nitrogen using organic matter as carbon source by anaerobic bacteria.Denitrifying bacteria is deposited extensively in nature
It is simultaneous Proteus, Micrococcus, pseudomonas, bacillus, alcaligenes, Flavobacterium etc. can be selected from
Property bacterium.
Organic matter is further resolved into inorganic matter using aerobic bacteria by aerobic tank 740.Preferably, the dissolved oxygen of aerobic tank 740
Amount is 2.0~5.0mg/L, and temperature is 20~30 DEG C；It is highly preferred that aerobic bacteria includes Nitrosomas, Nitromonas and polyP bacteria, Asia
Nitromonas can be selected from nitrous acid zygosaccharomyces, nitrous acid Helicobacterium and nitrous acid Coccus；Nitromonas can be selected from nitric acid
Bacillus, nitric acid Coccus；PolyP bacteria can be selected from acinetobacter calcoaceticus-Moraxella flora, pseudomonas, Aeromonas, Huang
Bacillus, nitrosation Bacillus, Nitrosococcus, Nitrosolobus and Nitrobacter, Nitrococcus etc..
In a preferred embodiment, the dosage of nitrobacteria is (1~10) × 10 in anaerobic pond 7209CFU/
G, preferably (1~5) × 109CFU/g。
In a preferred embodiment, anoxic pond 730 and 740 bottom of aerobic tank are equipped with micro-nano bubble aeration disk,
Its bubble diameter being passed through is 0.05~30 μm.
In a preferred embodiment, reflux line is set between aerobic tank 740 and anoxic pond 730, so that through
The water of the nitrate containing higher concentration, which can enter in denitrification environment, after nitrification processing implements denitrogenation, is conducive to total nitrogen in final outflow water
Content control.Meanwhile waste water is again introduced into aerobic tank 740, can carry out nitrifying process again, necessarily reduce ammonia-nitrogen content.
Due to aerobic tank 740 and the possible more than one of anoxic pond 730, reflux line can be connected to any aerobic tank 740 and any anoxic
The aerobic tank 740 for being located at least significant end is preferably connected to by pond 730 with the anoxic pond 730 for being located at front end.The unlatching root of unicom pipeline
It is controlled according to the monitoring result to water quality.
In a preferred embodiment, reflux line is set between aerobic tank 740 and anaerobic pond 720, so that poly-
Phosphorus bacterium carries out organic matter degradation under anaerobic environment, and releases phosphorus using anaerobic environment, is conducive to subsequent poly- phosphorus, and poly- phosphorus amount is much larger than and releases
Phosphorus amount.Reflux line can be connected to any aerobic tank 740 and anaerobic pond 720 between the two, will preferably be located at the aerobic of least significant end
Pond 740 is connected to anaerobic pond 720.The unlatching basis of unicom pipeline controls the monitoring result of water quality.
In a preferred embodiment, staple fibre filler 750 is filled in anoxic pond 730 and aerobic tank 740,
It is to be processed in anoxic pond 730 and aerobic tank 740 by respectively across the support fence of 740 pond body of anoxic pond 730 and aerobic tank
Water surface transplants water plant.
In a preferred embodiment, the area that water plant is transplanted in anoxic pond 730 is not less than water body cross section
Long-pending 15%, the area that water plant is transplanted in aerobic tank 740 are not less than the 40% of water body cross-sectional area.
In the present invention, transparent canopy is built above primary sedimentation tank 710, anaerobic pond 720, anoxic pond 730, aerobic tank 740, made
Each reactor forms the environment of sealing, and the design of transparent canopy is conducive to maintenance temperature of shed, can also realize that green plants is planted in winter
Training.
In the present invention, the unit further includes irrigation rig, draining dress in addition to including domestic sewage processing system
It sets and water storage device 600；Water storage device 600, irrigation rig and draining dress are stored in through domestic sewage processing system treated water
It sets through 530 interconnected water storage device 600 of water supplying pipe 510 and drainpipe.
In a preferred embodiment, the irrigation rig includes water supplying pipe 510 and is arranged in a plurality of of roofing
Irrigation water is conveyed to drip irrigation pipe 520 by water storage device 600 by drip irrigation pipe 520, water supplying pipe 510, is plant confession by drip irrigation pipe 520
Water.
In further preferred embodiment, drip irrigation pipe 520 is located in plantation 300 height section of layer or is higher than plantation layer
300, the trickle irrigation mouth of 0.2cm~0.5cm is distributed on caliber.
In a preferred embodiment, the drainage arrangement includes being set to catchmenting at roofing edge (low-lying)
Pipe 540, the collector pipe 540 and Roof system lower part building are affixed, are semiclosed pipe of the cambered surface backwards to roofing.Collector pipe 540
Collect the irrigation water or precipitation flowed down at roofing high elevation, and is imported in water storage device 600 by drainpipe 530.
Due to the green transformation carried out the present invention be directed to inclined slope roof, water storage device 600 is set not on inclined slope roof
Just, generally by water storage device 600 be set on ground or other platform structures on, be preferably provided at the platform close to inclined slope roof
Place.
In the present invention, the pipe network formed on Roof system includes drip irrigation pipe 520, for the benefit of the laying of pipeline, the present invention
People carries out plantation row 400 and pipeline to finish conjunction in structure.Specifically, it on the support column 410 on pipe laying track or props up
Setting corresponds to the recess portion of pipe laying height on dagger 410 and middle layer block piece 440.
The feasibility that plantation row 400 and pipeline combine in structure is built upon in the modularization of plantation row 400, pipe
The convenience that road is laid with further embodies the advantage of Modular roofing system.
Embodiment
Embodiment 1
A kind of Green Ramp Roof system and its construction method, roofing system as depicted in figs. 1 and 2 is constructed to workshop roof
System.The PET adhesive waterproof coil (with a thickness of 2.0cm, 0.05 Ω of sheet resistance) that surface is coated with copper coating is laid on roof,
Coiled material is closely connect with roof；The arrangement plantation row 400 on waterproof roll, the rectangular box knot that the plantation row 400 is two layers
Structure including four support columns 410 and is individually fixed in 410 length of interval of support column and the middle layer web plate 420 and nothing of bottom end
The bottom plate 430 in hole；Web plate 420 surrounding in middle layer is with protective net, and 430 surrounding of bottom plate is with bottom block piece 450, and bottom block piece 450 is high
Degree contact middle layer web plate 420, top are divided into backplate or protective net with holes, and lower part is divided into non-porous backplate.Drainage layer 200 is layed in bottom
On plate 430, plantation layer 300 is layed on middle layer web plate 420.
Plantation row 400 installs on the spot at the scene.Plantation row 400 is epoxide resin material, support column 410, middle layer web plate
420, bottom plate-bottom baffle and protective net are individually process, and the quadrangle of middle layer web plate 420, which is equipped with, allows support column
The circular hole of 410 insertions, bottom plate-bottom baffle quadrangle is equipped with the open tubular column for allowing support column 410 to be inserted into, by that will buckle button
Middle layer web plate 420 and bottom plate 430 are limited on the support column 410 of 430 lower section of middle layer web plate 420 and bottom plate.Plantation
Arranging 400 upper levels is 5.0cm, and lower layer height is 3.0cm, and upper layer is covered by protective net.Pass through connector between plantation row 400
Mounting.
Active carbon, zeolite and the swelling that drainage layer 200 is 1:6.5:0.5 by volume ratio and partial size is 0.05cm~1.5cm
Soil is constituted, and the thickness of drainage layer 200 is about 3.0cm.Wherein, zeolite is to obtain modified zeolite after roasting 90min at 550 DEG C.
The matrix for planting layer 300 is the graininess haydite of soybean grain size, and thickness is about 4.0cm, plants in layer and plants ryegrass seed
Pellet.
It plants and sets up drip irrigation pipe 520 on layer 300, drip irrigation pipe 520 is higher than 300 height of plantation layer, and middle layer block piece 440 is solidity
Protective net has the recess portion that can accommodate drip irrigation pipe 520 on support column 410.Irrigation water is delivered to roofing everywhere by drip irrigation pipe 520,
For phytoremediation.Building builds affixed collector pipe 540 with Roof system lower part at roofing edge (low-lying), carries on the back for cambered surface
To the semiclosed pipe of roofing, collect the irrigation water or precipitation flowed down at roofing high elevation.
Embodiment 2
Irrigation water is treated sanitary sewage, and domestic sewage processing system includes sequentially connected primary sedimentation tank 710, anaerobism
The continuous aerobic tank 740 of pond 720, anoxic pond 730 and two；Reflux is communicated between second aerobic tank 740 and anaerobic pond 720
Pipeline is communicated with reflux line between second aerobic tank 740 and anoxic pond 730.Sanitary sewage after processing is stored in water storage
In device 600, the water recycled with collector pipe 540 is collectively as irrigation water.
Launching in anaerobic pond 720 has 5 × 109CFU/g nitrobacteria adds 2 × 10 in anoxic pond 7308CFU/g denitrification
Bacterium has added 2 × 10 in aerobic tank 7408CFU/g nitrobacteria and 1 × 108CFU/g polyP bacteria.Anoxic pond 730 and aerobic tank
740 bottoms are equipped with micro-nano bubble aeration disk for being aerated, so that the dissolved oxygen amount of anoxic pond 730 is 0.3mg/L, aerobic tank
740 dissolved oxygen amount is 4.0mg/L, while the temperature for controlling anoxic pond 730 is 25 DEG C, and the temperature of aerobic tank 740 is 20 DEG C.First
Transparent canopy, anoxic pond 730, is built above aerobic tank 740 at anaerobic pond 720 in heavy pond 710, and each reactor is made to form the environment of sealing,
And it is conducive to the temperature of control anoxic pond 730 and aerobic tank 740.
Filled with staple fibre filler 750 (carbon fibre grass) in anoxic pond 730 and aerobic tank 740, and by dividing
Not across the support fence of 740 pond body of anoxic pond 730 and aerobic tank, the pending water body surface in anoxic pond 730 and aerobic tank 740
Water plant calamus is transplanted in face, and the area that water plant is transplanted in anoxic pond 730 accounts for the 25% of water body cross-sectional area, aerobic tank
The area that water plant is transplanted in 740 accounts for the 50% of water body cross-sectional area.
Hydraulic detention time is that for 24 hours, hydraulic detention time is 12h in anaerobic pond 720, in anoxic pond 730 in primary sedimentation tank 710
Hydraulic detention time is 12h, and hydraulic detention time is 16h in first aerobic tank 740, and waterpower is stopped in second aerobic tank 740
Staying the time is 8h.
Embodiment 3
A kind of construction method of Green Ramp Roof system, for constructing Roof system as shown in Figure 1.The Roof system
In the same manner as in Example 1, difference is only that, about 2.5 × 10 are launched into drainage layer 2008CFU/g polyP bacteria, 3 × 108CFU/g
Denitrifying bacteria and 3 × 108CFU/g nitrobacteria.
Embodiment 4
A kind of construction method of Green Ramp Roof system, for constructing Roof system as shown in Figure 1.The Roof system
In the same manner as in Example 1, difference is only that, drainage layer is only made of zeolite.
Embodiment 5
A kind of construction method of Green Ramp Roof system, for constructing Roof system as shown in Figure 1.The Roof system
In the same manner as in Example 1, difference is only that, drainage layer is only made of active carbon.
Embodiment 6
A kind of construction method of Green Ramp Roof system, for constructing Roof system as shown in Figure 1.The Roof system
In the same manner as in Example 1, difference is only that, drainage layer is only made of zeolite and bentonite, volume ratio 6:0.5.
Embodiment 7
A kind of construction method of Green Ramp Roof system, for constructing Roof system as shown in Figure 1.The Roof system
In the same manner as in Example 1, difference is only that, drainage layer active carbon, zeolite and bentonitic volume ratio are 1:1:1.
Embodiment 8
Seed pellet proportion:
Wherein, the specific ingredient of inert material are as follows:
The preparation of seed pellet:
Dry grinding is shone by diatomite and containing humus soil (inert material), 60 meshes are then crossed, by admaic earth (clayization object)
Dry grinding is shone, 60 meshes are then crossed.
It is red viscous containing humus soil and 0.08Kg successively to weigh 0.10Kg ryegrass seed, 0.75Kg diatomite, 0.15Kg
Soil.
0.05kg active constituent (Sodium Polyacrylate+Tebuconazole) is taken, is dissolved in 100mL acetone, is subsequently placed in pelletized
In the fluid box of machine spraying device, pelletized machine is opened, adjusts revolving speed to 60 revs/min, pelletized 15min makes ryegrass seed
It is pelletized.It dries at 40 DEG C to water content to 12% or less.
100 seed pellets are taken at random, are placed on wet paper bed, have seed rate by ball detection seed after being disintegrated,
Having seed rate is 99%；100 seed pellets are taken at random, is seeded in the plantation layer of embodiment 1, is observed and calculate germination
Rate is 97%.
Embodiment 9
The preparation method of seed pellet is same as Example 8, and difference is only that, ryegrass seed is rye grass coating kind
Son, the preparation step of coating seed are as follows:
The water that 475g temperature is 85 DEG C is added in 25g starch, lasting to stir, obtaining 0.50Kg starch quality concentration is
5% starch solution；
It is the mixing of its 5 times described starch solution by 0.10Kg seed and weight, just coating seed is obtained after drying in the shade；
The just coating seed is added in the mixture being made of to 350g vermiculite power and humic acid with 2:1 mass ratio,
It dries in the shade after stirring and evenly mixing, obtains coating seed.
100 seed pellets are taken at random, are placed on wet paper bed, have seed rate by ball detection seed after being disintegrated,
Having seed rate is 99%；100 seed pellets are taken at random, is seeded in the plantation layer of embodiment 1, is observed and calculate germination
Rate is 99%.
Comparative example 1
The preparation method of seed pellet is same as Example 9, and difference is only that, diatomite is not added in inert material.
100 seed pellets are taken at random, are placed on wet paper bed, have seed rate by ball detection seed after being disintegrated,
Having seed rate is 81%；100 seed pellets are taken at random, is seeded in the plantation layer of embodiment 1, is observed and calculate germination
Rate is 77%.
Comparative example 2
The preparation method of seed pellet is same as Example 9, and difference is only that, does not add fulvic acid concentration in inert material
Liquid.
100 seed pellets are taken at random, are placed on wet paper bed, have seed rate by ball detection seed after being disintegrated,
Having seed rate is 97%；100 seed pellets are taken at random, is seeded in the plantation layer of embodiment 1, is observed and calculate germination
Rate is 92%.
Comparative example 3
The preparation method of seed pellet is same as Example 9, and difference is only that, water absorbing agent is not added in active constituent.
100 seed pellets are taken at random, are placed on wet paper bed, have seed rate by ball detection seed after being disintegrated,
Having seed rate is 95%；100 seed pellets are taken at random, is seeded in the plantation layer of embodiment 1, is observed and calculate germination
Rate is 87%.
Experimental example
BOD in sanitary sewage5644mg/L, ammonia nitrogen 163.7mg/L, total nitrogen 183.3mg/L, total phosphorus 17.8mg/L,
PH is 7.5, and processing water is 12m3。
Through BOD in treated the irrigation water of embodiment 2515.2mg/L, ammonia nitrogen 17.4mg/L, total nitrogen 20.4mg/L, always
Phosphorus is 4.1mg/L, pH 7.3, water 1m3。
Roof system is not (to be built in true roofing convenient for experiment in simulation embodiment 1,3~embodiment of embodiment 7
On), seed pellet is seed pellet in embodiment 9.
It is discharged for 24 hours after the processing of above-mentioned Green System cyclic irrigation, as a result water quality after measurement for 24 hours see the table below 1.
Table 1
Specific embodiment and/or exemplary example and attached drawing is combined to describe the invention in detail above, no
Cross that these descriptions are not to be construed as limitations on the present invention.It will be appreciated by those skilled in the art that without departing from spirit of that invention and
, can be with various equivalent substitutions, modifications or improvements are made to the technical scheme of the invention and its embodiments in the case where range, these
It is within the scope of the present invention.Scope of protection of the present invention is subject to the appended claims.
Claims (10)
1. a kind of green roof system irrigated using sanitary sewage, which is characterized in that the Roof system includes structure sheaf
And unit；
The unit includes domestic sewage processing system, so that sanitary sewage after treatment can be used in Roof system
Irrigation.
2. Roof system according to claim 1, which is characterized in that the domestic sewage processing system includes modular
Multiple reactors are sequentially connected as primary sedimentation tank (710), anaerobic pond (720), anoxic pond (730), aerobic tank (740), wherein lack
Oxygen pond (730) can be to be continuous one or more, and aerobic tank (740) can be continuous one or more；
Primary sedimentation tank (710) is used to carry out sanitary sewage precipitation process, solid content in reduction system；
Anaerobic pond (720) is used to carry out the degradation of organic matter using anaerobic bacteria；
The degradation of anoxic pond (730) further progress organic matter；
Organic matter is resolved into inorganic matter using aerobic bacteria by aerobic tank (740).
3. Roof system according to claim 2, which is characterized in that the dissolved oxygen amount of anoxic pond (730) is 0.1~0.4mg/
L, temperature are 20~40 DEG C；
The dissolved oxygen amount of aerobic tank (740) is 2.0~5.0mg/L, and temperature is 20~30 DEG C.
4. Roof system according to claim 2, which is characterized in that added denitrifying bacteria in anoxic pond (730)；
Aerobic bacteria in aerobic tank (740) includes Nitrosomas, Nitromonas and polyP bacteria；
The nitrobacteria and/or lactic acid bacteria for adapting to anaerobic environment are added in anaerobic pond (720), it is preferable that nitre in anaerobic pond (720)
The dosage for changing bacterium and/or lactic acid bacteria is (1~10) × 109CFU/g, preferably (1~5) × 109CFU/g。
5. Roof system according to claim 2, which is characterized in that set between aerobic tank (740) and anoxic pond (730)
Reflux line is set, reflux line can be connected to any aerobic tank (740) and any anoxic pond (730), will preferably be located at least significant end
Aerobic tank (740) be located at front end anoxic pond (730) be connected to；
Reflux line is set between aerobic tank (740) and anaerobic pond (720), and reflux line can be connected to any aerobic tank (740
With anaerobic pond (720), preferably the aerobic tank (740) for being located at least significant end is connected to anaerobic pond (720).
6. Roof system according to claim 2, which is characterized in that the filling in anoxic pond (730) and aerobic tank (740)
There are artificial fiberfill (750)；
By respectively across the support fence of anoxic pond (730) and aerobic tank (740) pond body, in anoxic pond (730) and aerobic tank
(740) water plant is transplanted on staying water surface in；
Preferably, the area of plant water plant is not less than the 15% of water body cross-sectional area in anoxic pond (730), aerobic tank
(740) area of plant water plant is not less than the 40% of water body cross-sectional area in.
7. Roof system according to claim 1, which is characterized in that the structure sheaf of Roof system includes root resistance from the bottom to top
Layer (100), drainage layer (200) and plantation layer (300)；Wherein,
The stopping area (100) plays the role of antiseep for inhibiting root system of plant to enter building structure；
Roof structure is discharged by drainage arrangement for being filtered to irrigation water in the drainage layer (200)；
The plantation layer (300) is used to support plant growth, builds green environment for roofing；
Preferably, the drainage layer (200) include active carbon and ore particles for example natural zeolite, gravel, pelelith, cobblestone,
Bentonite, preferably active carbon, natural zeolite and bentonite are applied in combination；
Further, active carbon, zeolite and bentonitic mixed volume ratio are 1:(4~8): (0.5~1), preferably 1:(6~
8): (0.5), more preferably 1:8:0.5；
Further, the drainage layer (200) with a thickness of 2.0cm~5.0cm, preferably 2.0cm~3.0cm.
8. Roof system according to claim 1, which is characterized in that Roof system further includes being fixed on stopping area (100)
On it is multiple can interconnect plantations row (400),
The plantation row (400) is two layers of rectangular box structure, including four support columns (410) and is separately fixed at branch
With the middle layer web plate (420) and non-porous bottom plate (430) of bottom end in dagger (410) length of interval, middle layer web plate (420) is all around
Have middle layer block piece (440), bottom plate (430) surrounding is with bottom block piece (450)；
Wherein, drainage layer (200) is layed on bottom plate (430), and plantation layer (300) is layed on middle layer web plate (420).
9. Roof system according to claim 1, which is characterized in that it is described plantation layer (300) with a thickness of 3.0cm~
6.0cm, preferably 4.0cm~5.0cm；
Seed is planted in the form of seed pellet in plantation layer (300).
10. a kind of construction method for the green roof system irrigated using sanitary sewage, for constructing claim 1 to 9
One of described in Roof system.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113412773A (en) * | 2021-06-02 | 2021-09-21 | 南京公诚节能新材料研究院有限公司 | Method for activating water antifouling and blocking drip irrigation device based on catalyst material |
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| CN101161053A (en) * | 2006-10-11 | 2008-04-16 | 邱学武 | A system for collecting and processing residence zone sanitary sewage and stormwater for roofs planting |
| CN101982626A (en) * | 2010-11-02 | 2011-03-02 | 张利民 | Three-dimensional greening method of slope built on roof roofing |
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Application publication date: 20190423 |