CN107487969A - One kind is early declined rainwater purification system - Google Patents

One kind is early declined rainwater purification system Download PDF

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Publication number
CN107487969A
CN107487969A CN201710957287.0A CN201710957287A CN107487969A CN 107487969 A CN107487969 A CN 107487969A CN 201710957287 A CN201710957287 A CN 201710957287A CN 107487969 A CN107487969 A CN 107487969A
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China
Prior art keywords
module
rainwater
water
early
sludge
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CN201710957287.0A
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Inventor
王繁
丁佳栋
陈迤岳
司维霞
杨婧婧
周钰筠
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Hangzhou Normal University
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Hangzhou Normal University
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Priority to CN201710957287.0A priority Critical patent/CN107487969A/en
Publication of CN107487969A publication Critical patent/CN107487969A/en
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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
    • 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
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/001—Runoff or storm water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • 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
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • 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
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2806—Anaerobic processes using solid supports for microorganisms
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Abstract

Early declined rainwater purification system the invention discloses one kind, the system includes grille well module, collection system module, Anaerobic Treatment module, Aerobic Process for Treatment module, precipitation separation module and the artificial wetland modules being sequentially connected in series.Wherein, Sediment Module includes settling zone, clear water zone and sludge pump；Sewage carries out mud-water separation under gravity in settling zone, and sludge is sunken to the settling zone bottom, and supernatant enters clear water zone；Sludge is returned by sludge pump after pipeline is collected and flows to anaerobism module and aerobic module；Supernatant flows into the artificial wetland modules.The system can effectively reduce total nitrogen and total phosphorus content in rainwater.

Description

One kind is early declined rainwater purification system
Technical field
The invention belongs to urban rainwater processing technology field, it is related to one kind and early declines rain processing system, more particularly to one Early decline rainwater purification system of the kind with biochemical reaction module and artificial wetland modules.
Background technology
In recent years, due to the development of urbanization, the hard surface and roofing in city are more and more, when heavy showers occurs When, rainwater can wash away road surface, roofing, form early-stage rainwater runoff.Due to rainfall initial stage, a large amount of acidity in rainwater dissolved air The pollution gas such as gas, vehicle exhaust, plant gas, land ground after again due to washing away road surface roofing etc. so that early stage rain Contain the polluters such as substantial amounts of organic matter, pathogen, heavy metal, grease, suspended solid, therefore the pollution of rainwater early stage in water Degree is higher, has been usually more than the pollution level of common municipal sewage, if rainwater early stage is directly discharged into nature bears water Body, it will very serious pollution is caused to water body.
At present, rainwater treatment device is mostly instant processing unit, and this kind of rainwater treatment device all enters to flowing into rainwater Row processing, it is impossible to isolate early-stage rainwater, rainwater treatment load is big, poor processing effect.There are a small number of devices to use artificial swamp Or the method for biochemical system processing, but single processing mode DeGrain, the polluter in rainwater are still largely deposited Stay.Rainwater is handled so existing Artificial Wetland Techniques and biochemical processing can be combined, then with the sun Energy technology, makes the more energy-conserving and environment-protective of whole processing system.
The China of a kind of entitled " a kind of early-stage rainwater is collected, off-line processing system " (Publication No. CN103696458A) is specially Sharp document, when its programme element is heavy rain, early-stage rainwater flows into setting pot of regulating and storing first, and with serious pollution early-stage rainwater accumulates in To regulate and store the bottom of setting pot, middle and later periods rainwater then flows away above setting pot of regulating and storing, meanwhile, setting pot of regulating and storing is also to the middle and later periods Rainwater plays precipitation Effect of Pretreatment.Offline isolation tank, from setting pot bottom diversion of regulating and storing, is so obtained by the first connecting tube Early-stage rainwater carries out subsequent treatment, tentatively realizes early-stage rainwater and the separation of middle and later periods rainwater.During drought period, offline isolation tank is opened by force Change processing pond, the Initial Runoff collected by the Pluvial is equably imported into intensive treatment pond carries out intensive treatment, has been achieved in that rain The delay process of water, the rainwater after processing are used to pour greenery patches.
Another Chinese patent text of entitled " road surface initial-rainwater treatment system " (Publication No. CN102080395A) Offer, its programme element is：Rainwater-collecting unit, runway or pavement are set on the runway of town road and/or pavement Outside, which is postponed, sets artificial swamp, and early-stage rainwater is communicated to artificial swamp by rainwater-collecting unit through water delivery unit.The technology is The earthwork can be rationally directly utilized using the environment at scene when town road is built, proposed runway and pavement is appropriate Raise, and the earthwork raised can obtain nearby, the side on runway and pavement is taken advantage of a situation and builds up shallow pond nearby, in shallow pond Plant the water plants such as pasture and water, reed and form artificial swamp, then by rainwater-collecting and be transported to artificial by rainwater-collecting unit Wetland carries out purified treatment.
The invention has used biochemical treatment system to carry out rainwater treatment, and mode is relatively simple, and treatment effect, efficiency are inadequate Good, mode relatively falls behind, and energy resource consumption is big, and utilization rate is also low after rainwater treatment.And caused sludged waste material after rainwater treatment Secondary pollution may be caused to environment by not handling.
The invention employs artificial swamp method and initial rainfall is handled, and processing mode is also relative single, in rainwater Polluter can not obtain significantly more efficient processing, pollution of the rainwater to environment can not be effectively resolved.But it does not have In view of a large amount of sludge are remained and produced after sewage disposal.The untreated rear discharge of sludge can cause secondary dirt to ecological environment Dye.
Especially, the microbes in biochemical treatment tank of the prior art are constantly reduced with system purification rainwater, Lack the mechanism for being automatically replenished microorganism.
The content of the invention
To solve at least the above technical problem, the present invention provides one kind and early declined rainwater purification system, and the rainwater that early declines is net Change system includes the following module connected by placed in series：
Grille well module, the grille well module are used to retain the suspension or floating object in rainwater just；
Collection system module, the collection system module are used for just by the collection of rainwater；
Anaerobism module, the anaerobism module are used for degrade dirty Organic substance in water and nutriment；
Aerobic module, the aerobic module are used for further degrade dirty Organic substance in water and nutriment；
Sediment Module；
Artificial wetland modules, the artificial wetland modules are used for the ecological purification of sewage；
Wherein, the Sediment Module includes settling zone, clear water zone and sludge pump；
The sewage carries out mud-water separation under gravity in the settling zone, and sludge is sunken to the settling zone bottom Portion, supernatant enter the clear water zone；
The sludge is returned by the sludge pump after pipeline is collected and flows to the anaerobism module and the aerobic module；
The supernatant flows into the artificial wetland modules.
In some embodiments, the coarse rack of the grille well module including grid spacing 15mm is a set of and grid spacing 8mm Fine fack it is a set of.
In some embodiments, the collection system module includes sewage pump and automatic liquid level ball float；
Controlled by the automatic liquid level ball float, when water level reaches high level, automatically turn on the sewage pump and start Work, when water level reaches low liquid level, is automatically turned off the sewage pump, prevents water pump from dallying.
In some embodiments, the built-in Ball-type packing of anaerobism module.
In some embodiments, the aerobic module includes Ball-type packing, revolution blower fan and gas distribution system.
In some embodiments, the artificial wetland modules are made up of filler, plant, microorganism, algae；
Outward appearance is landscape green space, and water, microorganism, plant, the ecosystem of animal symbiosis is integrally formed.
In some embodiments, the filling-material structure is bottom bulk gravel layer, intermediate zeolite layer, upper strata melon seeds piece.
In some embodiments, the electric energy of the system comes from solar energy.
In some embodiments, the grille well module being connected in series be 1, the collection system module be 1, the Anaerobic Treatment module be 4, the Aerobic Process for Treatment module is 4, the precipitation separation module is 2 and the people Work wetland module is 10.
Present invention investigation water and variation of water, the distinctive situation of incorporation engineering sewage itself is, it is necessary to select Technology modules relative maturity, economical rationality, flexible operation, the design that management is convenient, treatment effect is stable.Thus select The rainwater sewage disposal system that the technologies such as artificial wet land system, biochemical treatment system and solar electric power supply system are combined is more The combined treatment technology of weight can make the effect of rainwater treatment outstanding.Solar electric power supply system can be with significantly more efficient saving The energy.
Contain the pollutants such as substantial amounts of organic matter, pathogen, heavy metal, grease, suspended solid in the rainwater at rainfall initial stage Matter, pollution level is higher, has been usually more than the pollution level of common municipal sewage.Nature receiving waters can not be directly discharged into, Collection is needed to be discharged again after handling.With reference to the characteristics of early-stage rainwater water quality, preposition biochemical treatment tank, rearmounted landscape type are taken The processing scheme of vertical current drowned flow artificial wet land so that artificial swamp has certain impact resistance, extends service life, ensures Treatment effect.
More specifically, to realize early-stage rainwater collection, processing, in some embodiments, the dirty switching of this engineering installation rain Device, dam and collect using the campus storm sewer rainwater that early decline, using a collection module, 4 anaerobic pretreatments Module, the aerobic module of 4 microkinetics, 2 precipitation separation modules and 10 artificial swamp block coupled in series purifying rainwaters, realize full nitrogen With total phosphorus reduction rate up to more than 30%, improve into river Rainwater Quality, effectively conservation of nature water body environment
In some embodiments, the main handling process of rain processing system of early declining is：Early-stage rainwater → grille well → Anaerobic treatment pool → Aerobic Process for Treatment pond → sedimentation basin → drowned flow artificial wet land → outlet pipe → landscape water body.Specifically it may include：
Alternatively, early-stage rainwater flows automatically to grille well module through the shunting collection of municipal storm sewer, first through grid modules Curb intercept and remove larger suspension in waste water, floating object, fibrous matter and fixed particle, so as to ensure that subsequent treatment is set The normal operation applied, mitigate back-end processing load.
Alternatively, early-stage rainwater is a kind of irregular sewage, is changed according to the size of precipitation, in anaerobic pretreatment Set outside the load-bearing capacity height of pond and surmount pipe, prevent the impact of continuous heavy rain or heavy rain to artificial swamp.Set and be supplemented in simultaneously Water system, ensure being needed with water for period in dry season artificial swamp.Intake pump is set in the school district landscape lake subsequently built up, When the water level in anaerobic treatment pool does not reach expected setting water level, intake pump is worked automatically by liquid-level floater, and water inlet reaches finger Water pump is stopped after determining water level.
Alternatively, liquid level elevator pump is set in collecting pit, reaches lifting after setting water level and arrives anaerobic pretreatment pond, in order to The pollutant burden of wetland is further lowered into, Aerobic Pond is set after anaerobic pond.Liquid level is oxygenated and integrated using air pump Dipping and heaving, elastic filler is constantly in aerobic, anaerobism alternating state, more efficiently reduce pollutant concentration.To prevent Artificial swamp blocks, and Aerobic Pond water outlet initially enters sedimentation basin, and activated sludge is regular in bottom of pond portion setting sludge pump, sedimentation basin Cleaning returns to biochemical treatment module (including anaerobism module and aerobic module).
Alternatively, rainwater eventually enters into rectilinear drowned flow artificial wet land.Artificial swamp is divided into four layers, the design of whole system Porosity is 38%, and hypothallus uses 4-6# gravels, and water inlet pipe is evenly arranged on hypothallus, and dielectric layer is filled with clinker, Fill washed-out sand layer, the superiors' arrangement 30mm planting soils in clinker upper strata.Design of Constructed Wetland residence time 2.5d.Whole artificial swamp Top landscape type design, on the premise of the operation of lower vertical stream subsurface flow constructed wetland system is ensured, the very water of happiness water is set to plant Thing group, submerged plant group and lay fluitante in overflow raceway groove.
Alternatively, sewage is by overflow after 4 layers of packed layer, the suspension basic filtering contained in water quality, remaining water Water outlet overflows to exhalent canal after reaching specified water level after middle organic matter passes through the upper strata plant absorption of well developed root system and dissolved, and is discharged into In rearmounted original landscape lake, landscape lake water outlet is directly discharged into pool river.
The general layout of artificial swamp needs to comply with landform on the premise of combined process process requirements, and arrangement is tight as far as possible Gather, save the area；The subregion of function is specified to meet the needs of wastewater treatment；According to the requirement of function, rationally determine that road is close Degree and structure；Combining with terrain landforms rationally determine vertical elevation, reduce earthwork volume as far as possible, prevent waterlogging and satisfaction The requirement of existing design discipline and specification.
For the electrical load of artificial wetland treatment electrical equipment, low-voltage distribution system, power cable are tentatively set Meter.
Alternatively, the present invention can be three-level supply load, Processing System Design installation total capacity 3.0KW, need to be with capacity 3.0KW.Using solar photovoltaic water pump system, the system by solar power system, photovoltaic water-raising inverter control system and Water manufacturing system three partly forms.In the present invention, using solar photovoltaic water pump and its control system to collection system module water Position is monitored in real time, according to the water level conditions measured, start draining in good time is selected, in order to make up solar powered limitation Property, improve and meet the stability of system, using civil power as accessory power supply to meet use that solar energy is not enough powered, can maximum limit Realize the complementation of clean energy resource and traditional energy degree.The system adjusts pump rotary speed according to the change of intensity of sunshine, makes output Peak power of the power close to solar cell array；When sunshine is very sufficient, ensure that the rotating speed of water pump is no more than rated speed；When During sunshine deficiency, whether met according to setting minimum operating frequency, otherwise automatically engage civil power operation.And the system is full-automatic Operation, without artificial on duty, reduce construction and the maintenance cost of system.
Alternatively, the structures in the present invention are divided into biochemical treatment structures, Manual moist according to sewage treatment process requirement Ground structures.And wherein wastewater treatment structures include anaerobic pretreatment pond, artificial swamp；Treatment of Sludge structures merge heavy In the pond of shallow lake.Anaerobic pretreatment pond is water storage structure wherein in sewage treatment structure, and it uses whole glass steel preformed patterns, And make Anti-seeping technology.Design foundation bearing capacity considers by 100Kpa, level of ground water 2.50m is not less than.Wastewater pH 6-7, therefore adopt Corrosion-resistant can be so played with coating steel pipe goods plastic material pipeline (material such as PVC and ABS) to act on.
Alternatively, the day-to-day operation of system is that early-stage rainwater dams into grid after Storm Sewer Network is collected through catch-basin Well is thick in grille well, rainwater enters collection system after fine fack dams to the solid impurity in rainwater.In collection system After water level reaches certain water level, water pump is automatically turned on by Liquid level, and rainwater is promoted into anaerobic system, flows automatically to aerobic system System, after biochemical treatment, rainwater is regular into settling system progress mud-water separation, sludge reflux to biochemical system, excess sludge Cleared up, supernatant flows automatically to artificial wet land system, is discharged into Yuhang Tang He nearby after artificial wet land system is handled
The regular maintenance management of system needs to observe the operation of rainwater treatment facility and maintenance situation, pays close attention to out current at any time Amount and water quality；Monthly inspection shaft of regular check, it is found that treatment facility has mud accumulated plugging, artificial swamp water plant to wither Thank, pipeline and inspection well cover are damaged, processing structures cracking seepage, phenomena such as water flow and water quality are abnormal when, should be anti-immediately Feedforward information, and contact dredging in time and reparation.
Above-mentioned each feature in rational scope can in any combination with extension.
Brief description of the drawings
Fig. 1 is rainwater purification system schematic diagram.
Fig. 2 is the rainwater purification system floor plan of testing example；
Fig. 3 is cell structure figure；
Fig. 4 is rainwater collection pool (collection system module) profile (Fig. 2 1-1 profiles)；
Fig. 5 is rainwater purification system profile (Fig. 2 2-2 profiles)；
Fig. 6 is biochemical reaction tank (supporting processing module well) profile；
Fig. 7 is artificial swamp profile.
Embodiment
In order to preferably explain technical scheme, embodiments of the invention are discussed in detail below in conjunction with the accompanying drawings.With Lower embodiment is used to further illustrate the present invention, but should not be construed as the fixation or limitation to the present invention.It is unless otherwise specified, real Technical characteristic used in example is applied to could alternatively be with equivalent or identity function or effect under the premise of without departing substantially from inventive concept Other techniques known in the art features.
One kind is early declined rainwater purification system, and its principle schematic is as shown in Figure 1.In a specific embodiment, its Floor plan as shown in Fig. 2 the system include be sequentially connected in series 1 grille well module (1), 1 collection system module (2), 4 Anaerobic Treatment modules (3-6), 4 Aerobic Process for Treatment modules (7-10), 2 precipitation separation modules (11-12) and 10 people Work wetland module (13-22), the wherein structure of modules and correlation are as described below.
1. grille well module：Grid is to retain suspension or floating object larger in waste water, such as slag dirt, pericarp, plastics Product etc., pretreatment stage improve biodegradability, and be allowed to run well to mitigate the processing load of subsequent treatment structures.
(1) size：L × W × H=1.6 × 1.5 × 1.0 (m)
(2) quantity：1
(3) material：Fiberglass
(4) corollary equipment：Coarse rack, quantity：1 set, specification：1600 × 1000 (mm), grid spacing 15mm；Fine fack, number Amount：1 set, specification：1600 × 1000 (mm), grid spacing 8mm.
2. collection system module：Collection system carries out the collection of early-stage rainwater, while the even regulation of the amount of progress water quality, gives Follow-up processing structures create a stable flow condition.
Installation water pump, passes through the start-stop of Liquid level water pump in collection module.When water level reaches high level, automatically turn on Water pump is started working, and when water level reaches low liquid level, is automatically turned off water pump, is prevented water pump from dallying.
(1) size：L × W × H=6.6 × 3.0 × 3.3 (m)
(2) quantity：1
(3) material：Fiberglass
(4) corollary equipment：Sewage pump：1.Model：50WQ8-15-1.1, Q=8m3/ h, H=15m, N= 1.1Kw；Automatic liquid level ball float：1 set.
3. Anaerobic Treatment module：Major function is the dirty Organic substance in water of degraded and nutriment.4 are set altogether.
Because organic concentration is higher in sewage, microorganism is in anaerobic condition, and now microorganism is anaerobe, it Organic nitrogen in sewage is converted into ammonia nitrogen, while by the use of organic carbon source as electron donor, by NO2 --N、NO3 -- N is converted into N2, but also synthesize new cellular material using part organic carbon source and ammonia nitrogen.So anaerobism not only has certain organic matter Remove function, mitigate the organic loading of follow-up Aerobic Pond, so that nitrification is carried out, and have by the high concentration in sewage Machine thing, complete denitrification, the final eutrophication pollution for eliminating nitrogen.
(1) size：L × W × H=4.0 × 2.0 × 2.0 (m)；
(2) quantity：4；
(3) material：Fiberglass, built-in Ball-type packing.
4. the aerobic module of Aerobic Process for Treatment module, in particular microkinetic：Major function is organic in further degraded sewage Thing and nutriment.By the biochemical action of anaerobic pond, still it is with the presence of a certain amount of organic matter and higher nitrogen ammonia in sewage Make the further oxidation Decomposition of organic matter, while in the case of carbonization tends to be complete, nitrification can be smoothed out, ad hoc Aerobic Pond is put, the processing of aerobic module is completed by autotroph (nitrifier), and they utilize nothing caused by organic matter decomposition Mineralized nitrogen in sewage is NO as nutrient source by the carbon dioxide in machine carbon source or air2 --N、NO3 --N.In anaerobic pond Be mounted on filler in Aerobic Pond, whole biochemical treatment process is dependent on being attached to the multiple-microorganism on filler to complete 's.
(1) size：L × W × H=4.0 × 2.0 × 2.0 (m)；
(2) quantity：4；
(3) material：Fiberglass, built-in Ball-type packing；
(4) corollary equipment：Revolution blower fan, 1 set, Q=0.425m3/ min, p=0.2kgf/cm2, N=0.75Kw；Gas distribution system System, 4 sets.
5. precipitate separation module：Major function is to carry out mud-water separation to bio-chemical effluent, and biochemical sludge is back to biochemistry pool, Ensure the type and quantity of microorganism in biochemistry pool, it is ensured that Biochemical Treatment.Excess sludge carries out periodic cleaning.
It is divided into settling zone and clear water zone.Sewage carries out mud-water separation under gravity in settling zone, and sludge is sunken to heavy Shallow lake area bottom, supernatant enter clear water zone.Sludge is returned by sludge pump after pipeline is collected and flows to anaerobism module and aerobic module. Because early-stage rainwater organic concentration is relatively low, biofilm is relatively difficult, prevents and treats the loss of microorganism, and settling zone sludge reflux arrives Anaerobism module and aerobic module, supplement microbe species and quantity.
(1) size：L × W × H=4.0 × 2.0 × 2.0 (m)；
(2) quantity：2；
(3) material：Fiberglass；
(4) corollary equipment：Inclined plate packing, 8m2；Sludge pump：1 Q=10m3/ h, H=10m, N=0.75Kw.
6. artificial wetland modules：Artificial swamp is made up of several bases such as filler, plant, microorganism, algae.Outward appearance For landscape green space, water, microorganism, plant, the ecosystem of animal symbiosis is integrally formed.Beauty is mainly planted in ecological green land The plants such as any of several broadleaf plants, the tuber of dwarf lilyturf.Filler Rotating fields are bottom 30cm bulk gravel layers, middle 50cm zeolite layers, upper strata 10cm melon seeds pieces.
(1) size：L × W × H=4.0 × 2.0 × 1.0 (m)；
(2) quantity：10；
(3) material：Fiberglass；
(4) corollary equipment：Multimedium filler, 64m3；Water plant 1 batch.
In some implementations, system is using the solar photovoltaic powered pattern being combined with mains-supplied.System by Pump up water inverter and water pump of solar cell array is formed, and is save the energy storage device of battery etc, is substituted electric power storage with water storage, directly Connect driving water pump to pump up water, reliability is high, while construction and the maintenance cost of system is greatly reduced.Adjusted according to the change of intensity of sunshine Water saving revolution speed, makes power output close to the peak power of solar cell array；When sunshine is very sufficient, ensure the rotating speed of water pump No more than rated speed；When sunshine deficiency, whether met according to setting minimum operating frequency, otherwise automatically engage civil power fortune OK.
In order to test clean-up effect of the rainwater collecting and treating system to rainwater, the system is arranged on Hangzhou Pedagogic University The preceding school district in storehouse.
Water quality has been carried out through handling waste water to the rainwater in grille well and the floss hole of last artificial wetland modules The measure of total phosphorus yield and total nitrogen.
The assay method of total phosphorus is ammonium molybdate spectrophotometric method in water quality, referring specifically to GB/T11893-1989.
The assay method of total nitrogen is that alkaline chitinase clears up ultraviolet spectrophotometry in water quality, referring specifically to HJ636- 2012。
The specific sampling time is with detecting the concentration of material referring to following table.
From above table as can be seen that by above-mentioned rainwater purification system of the invention, the clearance of total phosphorus is 39.9%- 60.7%, the clearance of total nitrogen is 49.3%-67.8%.The system can effectively remove phosphorus and nitrogen in the rainwater that early declines.
Each embodiment is only intended to further illustrate the present invention above, is not the protection model for limiting the present invention Enclose, the equivalents and obviously change to each technical scheme of the present invention that every design based on the present invention is made Enter, each fall within protection scope of the present invention.

Claims (9)

  1. The rainwater purification system 1. one kind is early declined, it is characterised in that the rainwater purification system that early declines includes being connected by placed in series Following module：
    Grille well module, the grille well module are used to retain the suspension or floating object in rainwater just；
    Collection system module, the collection system module are used for just by the collection of rainwater；
    Anaerobism module, the anaerobism module are used for degrade dirty Organic substance in water and nutriment；
    Aerobic module, the aerobic module are used for further degrade dirty Organic substance in water and nutriment；
    Sediment Module；
    Artificial wetland modules, the artificial wetland modules are used for the ecological purification of sewage；
    Wherein, the Sediment Module includes settling zone, clear water zone and sludge pump；
    The sewage carries out mud-water separation under gravity in the settling zone, and sludge is sunken to the settling zone bottom, on Clear liquid enters the clear water zone；
    The sludge is returned by the sludge pump after pipeline is collected and flows to the anaerobism module and the aerobic module；
    The supernatant flows into the artificial wetland modules.
  2. 2. the rainwater purification system as claimed in claim 1 that early declines, it is characterised in that the grille well module includes grid spacing 15mm coarse rack is a set of and grid spacing 8mm fine fack is a set of.
  3. 3. the rainwater purification system as claimed in claim 1 that early declines, it is characterised in that the collection system module carries including sewage Rise pump and automatic liquid level ball float；
    Controlled by the automatic liquid level ball float, when water level reaches high level, automatically turn on the sewage pump and start working, When water level reaches low liquid level, the sewage pump is automatically turned off, prevents water pump from dallying.
  4. 4. the rainwater purification system as claimed in claim 1 that early declines, it is characterised in that the built-in Ball-type packing of anaerobism module.
  5. 5. the as claimed in claim 1 rainwater purification system that early declines, it is characterised in that the aerobic module include Ball-type packing, Turn round blower fan and gas distribution system.
  6. 6. the rain processing system as claimed in claim 1 that early declines, it is characterised in that the artificial wetland modules are by filler, plant Thing, microorganism, algae are formed；
    Outward appearance is landscape green space, and water, microorganism, plant, the ecosystem of animal symbiosis is integrally formed.
  7. 7. the rain processing system as claimed in claim 6 that early declines, it is characterised in that
    The filling-material structure is bottom bulk gravel layer, intermediate zeolite layer, upper strata melon seeds piece.
  8. 8. the rain processing system that early declines as any one of claim 1-7, it is characterised in that the electric energy of the system comes From solar energy.
  9. 9. the rain processing system that early declines as any one of claim 1-8, it is characterised in that
    The grille well module being connected in series is 1, the collection system module is 1, the Anaerobic Treatment module For 4, the Aerobic Process for Treatment module be 4, the precipitation separation module is 2 and the artificial wetland modules are 10.
CN201710957287.0A 2017-10-16 2017-10-16 One kind is early declined rainwater purification system Pending CN107487969A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109574382A (en) * 2018-12-05 2019-04-05 广州地理研究所 A kind of the ecology unit control method and device of city rainwater runoff pollution object
CN110304795A (en) * 2019-07-16 2019-10-08 武汉江扬环境科技股份有限公司 Initial rainwater self poling biochemical processing process
CN111606523A (en) * 2020-07-04 2020-09-01 中科星图(深圳)数字技术产业研发中心有限公司 Water purification device with rain flood diversion function
CN112093900A (en) * 2020-08-28 2020-12-18 中国冶金科工股份有限公司 Lake exogenous sewage purification system
CN115180775A (en) * 2022-08-02 2022-10-14 陕西地建土地工程技术研究院有限责任公司 Low-load villages and small towns sewage rainwater flow distribution treatment system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101792234A (en) * 2010-03-22 2010-08-04 浙江鎏源环保科技有限公司 System for disposing artificial wetland sewage and disposal method thereof
KR101218767B1 (en) * 2011-06-30 2013-01-09 한서대학교 산학협력단 Vegetation Wetland System for Treatment of Urban Non-Contaminant Pollutants by Aerobic and Anaerobic Decomposition
CN104496106A (en) * 2014-10-30 2015-04-08 杭州师范大学 Campus rainwater ecological cleaning integrated-processing method and ecological cleaning integration system
CN105036467A (en) * 2015-07-21 2015-11-11 深圳市碧园环保技术有限公司 Artificial wetland waste water pretreatment method for small-town waste water treatment
CN204824550U (en) * 2015-09-11 2015-12-02 杭州问源节能环保技术有限公司 A device for rural domestic sewage treatment
CN204848595U (en) * 2015-07-30 2015-12-09 杜丹 Effluent disposal system breeds
CN106477804A (en) * 2015-08-31 2017-03-08 黑龙江省康格尔科技有限公司 A kind of domestic sewage processing method based on solar energy micro power technique device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101792234A (en) * 2010-03-22 2010-08-04 浙江鎏源环保科技有限公司 System for disposing artificial wetland sewage and disposal method thereof
KR101218767B1 (en) * 2011-06-30 2013-01-09 한서대학교 산학협력단 Vegetation Wetland System for Treatment of Urban Non-Contaminant Pollutants by Aerobic and Anaerobic Decomposition
CN104496106A (en) * 2014-10-30 2015-04-08 杭州师范大学 Campus rainwater ecological cleaning integrated-processing method and ecological cleaning integration system
CN105036467A (en) * 2015-07-21 2015-11-11 深圳市碧园环保技术有限公司 Artificial wetland waste water pretreatment method for small-town waste water treatment
CN204848595U (en) * 2015-07-30 2015-12-09 杜丹 Effluent disposal system breeds
CN106477804A (en) * 2015-08-31 2017-03-08 黑龙江省康格尔科技有限公司 A kind of domestic sewage processing method based on solar energy micro power technique device
CN204824550U (en) * 2015-09-11 2015-12-02 杭州问源节能环保技术有限公司 A device for rural domestic sewage treatment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109574382A (en) * 2018-12-05 2019-04-05 广州地理研究所 A kind of the ecology unit control method and device of city rainwater runoff pollution object
CN110304795A (en) * 2019-07-16 2019-10-08 武汉江扬环境科技股份有限公司 Initial rainwater self poling biochemical processing process
CN111606523A (en) * 2020-07-04 2020-09-01 中科星图(深圳)数字技术产业研发中心有限公司 Water purification device with rain flood diversion function
CN112093900A (en) * 2020-08-28 2020-12-18 中国冶金科工股份有限公司 Lake exogenous sewage purification system
CN115180775A (en) * 2022-08-02 2022-10-14 陕西地建土地工程技术研究院有限责任公司 Low-load villages and small towns sewage rainwater flow distribution treatment system

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