CN108046434A - A kind of new type stabilization pond - Google Patents

A kind of new type stabilization pond Download PDF

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Publication number
CN108046434A
CN108046434A CN201711217151.2A CN201711217151A CN108046434A CN 108046434 A CN108046434 A CN 108046434A CN 201711217151 A CN201711217151 A CN 201711217151A CN 108046434 A CN108046434 A CN 108046434A
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CN
China
Prior art keywords
pond
new type
submerged plant
transition region
ecotope
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711217151.2A
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Chinese (zh)
Inventor
孟令鑫
胡天媛
宫政
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Guoshen Environment Protection And Energy Saving Science And Technology Co
Original Assignee
Anhui Guoshen Environment Protection And Energy Saving Science And Technology Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Guoshen Environment Protection And Energy Saving Science And Technology Co filed Critical Anhui Guoshen Environment Protection And Energy Saving Science And Technology Co
Priority to CN201711217151.2A priority Critical patent/CN108046434A/en
Publication of CN108046434A publication Critical patent/CN108046434A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/322Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
    • C02F3/325Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae as symbiotic combination of algae and bacteria
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions

Abstract

The present invention relates to a kind of new type stabilization ponds, including pond body, in pond body transition region, ecotope, ecology synthesis area and clear water zone are in turn divided into along water (flow) direction, separated between the Liang Ge areas of arbitrary neighborhood by training wall, the mouth of a river was offered on the training wall, and two of arbitrary neighborhood cross the mouth of a river and are interspersed;Kind is implanted with the submerged plant of single type respectively in transition region, ecotope, ecology synthesis area and clear water zone;It buffers and film aerator is equipped in transition region and comprehensive ecological area;Slag cleaning device is installed between the adjacent guide rail of any two.The present invention is arranged by the structure of stabilization pond, the rationally plantation of submerged plant is set with the comprehensive of film aerator, on the one hand can be realized and quickly be removed the pollutants such as ammonia nitrogen in water removal, reduce impact of the natural low temperature environment to system;On the other hand the residual branch rotten leaf of submerged plant can be effectively salvaged, ensures system high efficiency stable operation.

Description

A kind of new type stabilization pond
Technical field
The present invention relates to field of environment pollution control, particularly a kind of new type stabilization pond.
Background technology
In China, particularly in the area of water shortage arid, biological stabilization pond is the effective of the recycling of implementation sewage Method for many years, is on the increase using the case of stabilization pond treated sewage, and stabilization pond makes dirt by natural biology purification function Water is purified, and sewage slowly flows in the pool, and by being resident for long period, the metabolic activity of organism will in stabilization pond Contaminant degradation purifies sewage.
It is found by investigating, the existing partially stabilized pool easily forms several since water body flow is slow inside stabilization pond Different types of local microenvironment, the growing environment of these region microbial populations, the upgrowth situation of water plant are complicated and changeable, Water plant to the transmission release of oxygen there is a situation where that aerobic decomposition needs of the microorganism to organic matter can not be met.Daytime due to The photosynthesis of plant, oxygen in water enrich, the breeding of aerobic microbiological fast-growth, and in night, the respiration of plant Occupy leading, for a long time in anaerobic condition in water, oxygen in water is relatively low, and the removal effect of organic matter and ammonia nitrogen is then deteriorated, Water body becomes cloudy, local water quality deterioration, causes water plant and its attached microbial mortality.
In stabilization pond, the growth of water plant and microorganism needs its maximum efficiency of control environment condition competence exertion, If running into extraneous poor environment influences, such as influent load superelevation, winter cold temperature, it is easy to cause originally well-grown Water plant mortality, attached microbial activity are subject to certain restrictions.Remedying after system crash and recover to need a large amount of people The input of power material resources, on the whole, the stabilization pond systems of natural type are also very fragile, and the risk of system crash is larger.
In addition, stain disease is purified using stabilization pond, it is primary on condition that ensureing effective survival of aquatic animals and plants, artificial wound Good growing environment is made to maintain stabilization pond systems normal operation.In recent years, being continuously increased with case with stabilization pond, The plant of water plant is also evolved by original single species while transplants several water plant in engineering, one side these Aquatic plants growth is rapid, the dog-eat-dog in limited water body, easily the phenomenon that generation dominant population excessive multiplication;The opposing party Face is relatively suitable plus growing environment, and the fast-growth metabolism of water plant, pool body surface face is also easy to produce residul branch and leaf, it is necessary to people Section chief's phase salvages and conserves, stable generally for maintenance system, it is necessary to configure substantial amounts of manpower on duty, and when emergency case slightly manages System water quality deterioration will be caused not in time by managing improper or disposal, cause secondary pollution problem.Therefore strengthening system stability, Improve the ability for resisting external unfavorable factor, holding system is in a healthy and balanced way, and to be stabilization pond technology important ask using need to pay close attention to Topic.
The content of the invention
It is an object of the invention to provide a kind of new type stabilization ponds, are arranged by the structure of stabilization pond, the conjunction of submerged plant Plantation and the comprehensive setting of film aerator are managed, on the one hand can realize and quickly remove the pollutants such as ammonia nitrogen in water removal, reduce nature Impact of the low temperature environment to system;On the other hand the residual branch rotten leaf of submerged plant can be effectively salvaged, ensures that system high efficiency stablizes fortune Row.
To achieve the above object, present invention employs following technical schemes:
Including pond body, transition region, ecotope, ecology are in turn divided into the pond body along water (flow) direction for a kind of new type stabilization pond Complex zone and clear water zone are separated between the Liang Ge areas of arbitrary neighborhood by training wall, the mouth of a river were offered on the training wall, And two of arbitrary neighborhood cross the mouth of a river and are interspersed;It is planted respectively in the transition region, ecotope, ecology synthesis area and clear water zone There is the submerged plant of single type;Film aerator is equipped in the buffering transition region and comprehensive ecological area;The training wall Top is equipped with guide rail, and slag cleaning device is equipped between the adjacent guide rail of any two.
Preferably, the transition region, ecotope, ecology synthesis area and the hydraulic detention time of clear water zone ratio are 3:2:3:2- 3:2:4:1。
Preferably, the submerged plant in the transition region is one kind in hydrilla verticillata, hornwort, waterweed, waterweed, Planting density is 20-40 clump/square metre;Submerged plant in the ecotope and ecology synthesis area is watermifoil, eel grass, thatch One kind in algae, p.malaianus, planting density are 30-60 clumps/square metre;Submerged plant in the clear water zone is eel grass, Planting density for 25-50 from/square metre.
Preferably, the film aerator is aerated component for microporous barrier, and the installation site of film aerator is away from bottom of pond 30- 50cm。
Preferably, the slag cleaning device includes the crossbeam between two neighboring guide rail, the crossbeam by card slot Lower end be fixed with buckle rake teeth, be fixed with sieve between the buckle rake teeth.
Preferably, the spacing between the buckle rake teeth is 5-15cm, and buckle rake teeth gos deep into 5-30cm below the water surface.
Preferably, the aperture of the sieve is 2-20mm.
The beneficial effects of the present invention are:Stabilization pond is divided into buffering transition region, life by the present invention by training wall first State area, ecology synthesis area and clear water zone, the mouth of a river of crossing on training wall are interspersed, and make current with baffling state by each section, and In being equipped with film aerator in buffering transition region, ecology synthesis area, film aerator is for anti-high load capacity, water inlet in buffering area , can be using aeration come fast decoupled pollutant when concentration is higher suddenly, reduction high load capacity impacts submerged plant;It is comprehensive Ecotope sets film to be aerated, and is for better denitrogenation;So that stabilization pond forms " aerobic+anoxic " state, in favor of denitrification Denitrogenation.
Film aerator is on the one hand to the function that submerged plant is aided in play its denitrogenation, on the other hand also adheres to micro- The effect of biology, film aerator is a component for biofilm aeration one, just because of on the other hand this reason can pass through him The on and off of aeration maintains the stabilization of whole system(It increases vigilance against risks), such as when submerged plant is more stable, aeration can To control switching frequency according to the concentration of dissolved oxygen in pond body, at this time his effect of film aeration component is auxiliary submerged plant, The suitable external environment of dissolved oxygen is built, if submerged plant growth environment is bad(Reason may be that influent concentration is higher suddenly Or the more low unfavorable factor of outside air temperature)It is unfavorable for submerged plant denitrogenation dephosphorizing, film aerator can at this time be used as double Insurance, because itself attached microbial, it may have the ability of certain removal pollutant, it is possible to which guarantee system is total to go Except efficiency.
Secondly, the present invention plants the submerged plant of specific single type, makes stabilization according to the different characteristics in each area of stabilization pond The pool has stronger capacity of resisting impact load and effects of purification quality.
Finally, the present invention installs slag cleaning device between two neighboring training wall, and cooperation draft gear can be periodically automatic The broken leaf of the submerged plant in each section in stabilization pond is salvaged, reduces manual maintenance cost.
The present invention is arranged by the structure of stabilization pond, the reasonable plantation of submerged plant is set with the comprehensive of film aerator, On the one hand it can realize and quickly remove the pollutants such as ammonia nitrogen in water removal, reduce impact of the natural low temperature environment to system;On the other hand The residual branch rotten leaf of submerged plant can be effectively salvaged, ensures system high efficiency stable operation.
Description of the drawings
Fig. 1 is the overlooking the structure diagram of the present invention;
Fig. 2 is the structure diagram of the slag cleaning device of the present invention;
Wherein:1- pond bodies, 2- transition regions, 3- ecotope, 4- ecology synthesis area, 5- clear water zones, 6- training walls, 61- guide rails, 7- mistakes Water hole, 8- slag cleaning devices, 81- crossbeams, 82- card slots, 83- buckles rake teeth, 84- sieves, 9- submerged plants, 10- submerged plants, 11- submerged plants, 12- microporous barriers aeration component, 13- water inlets, 14- water outlets.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings:
With reference to a kind of new type stabilization pond shown in FIG. 1, including pond body 1, transition is in turn divided into along water (flow) direction in the pond body 1 Area 2, ecotope 3, ecology synthesis area 4 and clear water zone 5 are separated by training wall 6 between the Liang Ge areas of arbitrary neighborhood, described to lead The mouth of a river 7 was offered on stream wall 6, and two of arbitrary neighborhood cross the mouth of a river 7 and are interspersed, and make current in a manner of baffling by each Region.
Kind is implanted with the heavy water plant of single type respectively in the transition region 2, ecotope 3, ecology synthesis area 4 and clear water zone 5 Object 9,10,11, the submerged plant 9 in the transition region 2 is hydrilla verticillata, hornwort, waterweed, one kind in waterweed, kind Density in planting is 20-40 clump/square metre;Submerged plant 10 in the ecotope 3 and ecology synthesis area 4 is watermifoil, eel grass, thatch One kind in algae, p.malaianus, planting density are 30-60 clumps/square metre, and the submerged plant 11 in the clear water zone 5 is bitter Grass, planting density for 25-50 from/square metre.
Microporous barrier is equipped in transition region 2 and comprehensive ecological area 4 and is aerated component 12, microporous barrier is aerated the installation position of component 12 It puts away from bottom of pond 30-50cm.
With reference to shown in Fig. 2, the top of the training wall 6 is equipped with guide rail 61, is installed between the adjacent guide rail 61 of any two There is slag cleaning device 8.The slag cleaning device 8 of use is designed in the present embodiment includes crossbeam 81, the both ends of crossbeam 81 by card slot 82 with Two adjacent guide rails 61 connect, and the lower end of crossbeam 81 is fixed with buckle rake teeth 83, and the spacing between buckle rake teeth is 5-15cm, And buckle rake teeth gos deep into 5-30cm below the water surface.Sieve 84 is fixed between the buckle rake teeth 83, the aperture of sieve is 2- 20mm.By pulling equipment crossbeam 81 can be driven to be moved back and forth along guide rail 61, so as to the broken leaf in each region Carry out salvaging cleaning.
The buffering transition region 2, ecotope 3, ecology synthesis area 4 and the hydraulic detention time ratio of clear water zone 5 are 3:2:3: 2-3:2:4:1。
The operation principle of the present invention is as follows:Sewage first passes through water inlet 13 and enters transition region 2, and durability against pollution is strong in region Submerged plant 9 and the microorganism adhered to thereon, the pollutant in adsorption-decomposition function sewage convert the larger molecular organics of difficult degradation For degradable small organic molecule, microporous barrier aeration component 12 provides growth in transition region 2 submerged plant 7 and microorganism Required oxygen, while microporous barrier aeration component 12 can also be used as microbial carrier, so as to increase the microorganism in region Amount.
Sewage in transition region 2 enters ecotope 3 along training wall 6, and the strong submerged plant of dirt-removing power is planted in ecotope 3 10, submerged plant 10 and the microorganism adhered to thereon absorb the pollutant decomposed in sewage, and night disappears due to plant metabolism It consumes, dissolved oxygen content reduces in region, forms anaerobic environment, under anoxic conditions, the microorganism adhered on submerged plant 10 is led to Denitrification is crossed, removes the nitrogen in sewage.
Sewage enters ecology synthesis area 4 along training wall 6 afterwards, and the similary interior plantation dirt-removing power in ecology synthesis area 4 is strong to sink Water plant 10, under the aeration condition of microporous barrier aeration component 12, through submerged plant 10 and the effect of attached microbial thereon, into Contaminant remaining in one step removal sewage.
Finally, sewage enters clear water zone 5, and suspended material therein precipitates removal under the effect of gravity, and clear water is from water outlet 14 discharges.Period slag cleaning device 8 is driven on training wall 6 by pulling equipment, can make back and forth movement, crossbeam 81 along guide rail 61 On buckle rake teeth 83 stretch into the broken leaf of underwater salvage submerged plant, 83 top of buckle rake teeth is by the sieve that is set at approximately level Net 84 fishes for water surface scum silica frost.
It is below the concrete application example of the present invention:
The sewage treatment capacity 5000m of engineering design stabilization pond3/ d, average influent quality COD is 52mg/L, ammonia nitrogen 9.5mg/ L, TP 0.85mg/L.New type stabilization pond designed by the invention is handled, wherein stabilization pond systems transition region, ecology Area, ecology synthesis area, clear water zone hydraulic detention time ratio are 3:2:3:2;Transition region plants hydrilla verticillata, planting density 35 Clump/square metre;P.malaianus are planted in ecotope with comprehensive ecological area, and planting density is 50 clumps/square metre;Clear water zone plantation is bitter Grass, planting density are 25 clumps/square metre.Spacing between the buckle rake teeth set on slag cleaning device is 8cm, is stretched into below the water surface 25cm;The mesh size set between buckle rake teeth is 10mm, and slag cleaning device is run 3 times for one day.
It is after engineering construction the result shows that:Water outlet is averaged COD as 28.5mg/L, ammonia nitrogen 0.3mg/L, TP 0.1mg/ L, substantially without broken leaf in stabilization pond systems.Slag cleaning device run 7.5 degree of a power consumption, the moon electric cost expenditure be about 1410 yuan; Identical workload is manually salvaged needs 2 people daily, and wage needs 3000 yuan in one month based on 1500 yuan/people;With slag cleaning device Compared to the salvaging cost that artificial salvaging can save 53%.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention It encloses and is defined, on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to the technical side of the present invention The various modifications and improvement that case is made should all be fallen into the protection domain that claims of the present invention determines.

Claims (7)

1. a kind of new type stabilization pond, it is characterised in that:Including pond body, transition is in turn divided into along water (flow) direction in the pond body Area, ecotope, ecology synthesis area and clear water zone are separated between the Liang Ge areas of arbitrary neighborhood, the training wall by training wall On offered the mouth of a river, and two of arbitrary neighborhood cross the mouths of a river and are interspersed;The transition region, ecotope, ecology synthesis area and Kind is implanted with the submerged plant of single type respectively in clear water zone;Film aeration dress is equipped in the buffering transition region and comprehensive ecological area It puts;The water conservancy diversion coping is equipped with guide rail, and slag cleaning device is equipped between the adjacent guide rail of any two.
2. a kind of new type stabilization pond according to claim 1, it is characterised in that:The transition region, ecotope, ecology synthesis The hydraulic detention time of area and clear water zone ratio is 3:2:3:2-3:2:4:1.
3. a kind of new type stabilization pond according to claim 1, it is characterised in that:Submerged plant in the transition region is wheel One kind in the black algae of leaf, hornwort, waterweed, waterweed, planting density are 20-40 clumps/square metre;The ecotope and ecology Submerged plant in complex zone is watermifoil, eel grass, najas marina, one kind in p.malaianus, planting density for 30-60 clump/put down Square rice;Submerged plant in the clear water zone is eel grass, planting density for 25-50 from/square metre.
4. a kind of new type stabilization pond according to claim 1, it is characterised in that:The film aerator is aerated for microporous barrier Component, and the installation site of film aerator is away from bottom of pond 30-50cm.
5. a kind of new type stabilization pond according to claim 1, it is characterised in that:The slag cleaning device includes pacifying by card slot Crossbeam between two neighboring guide rail, the lower end of the crossbeam are fixed with buckle rake teeth, are fixed between the buckle rake teeth There is sieve.
6. a kind of new type stabilization pond according to claim 5, it is characterised in that:Spacing between the buckle rake teeth is 5- 15cm, and buckle rake teeth gos deep into 5-30cm below the water surface.
7. a kind of new type stabilization pond according to claim 5, it is characterised in that:The aperture of the sieve is 2-20mm.
CN201711217151.2A 2017-11-28 2017-11-28 A kind of new type stabilization pond Pending CN108046434A (en)

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