CN109896631A - A kind of biological synergetic purification type artificial swamp - Google Patents
A kind of biological synergetic purification type artificial swamp Download PDFInfo
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- CN109896631A CN109896631A CN201910216028.1A CN201910216028A CN109896631A CN 109896631 A CN109896631 A CN 109896631A CN 201910216028 A CN201910216028 A CN 201910216028A CN 109896631 A CN109896631 A CN 109896631A
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- wetland
- hypothallus
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- artificial swamp
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Abstract
The invention discloses a kind of biological synergetic purification type artificial swamps, including anaerobism conditioning tank, pipeline, wetland pond and water outlet；Wetland animal is introduced in wetland pond；One end of the pipeline connects anaerobism conditioning tank, and the other end of pipeline connects wetland pond；Wetland pond includes wetland plant layer and hypothallus, wetland plant layer is located above hypothallus, wetland plant layer kind is implanted with wetland plant, the junction in the pipeline and wetland pond is located at hypothallus upper end, water outlet is located at hypothallus lower end, hypothallus successively includes anthracite coal measure, circle haydite layer, zeolite layer from top to bottom, and the matrix layer depth is 30 ~ 40cm.Present invention introduces hygrocoles to perfect Constructed Wetland Ecology System, extends food chain and consumes energy；The fortification of plants side system of fibrous root, and then promote the purification function of microecosystem；Reduce soil hardening degree；Improve oxygen in soil condition, and then promotes purification efficiency.
Description
Technical field
The invention belongs to sewage treatment fields, in particular to how to utilize biological synergetic cleaning principle while fortification of plants root
It is the artificial swamp to carry out sewage treatment.
Background technique
Artificial swamp refers to the structure and function by simulating natural bioremediation, selects certain geographical location and landform, root
According to the artificial wetlands ecosystems for designing and building are needed, the functions such as sewage purification can be carried out by natural ecology process.But it supplies
Oxygen, it is easy to harden, microecosystem is active unstable the problems such as cause conventional manual's wetland takes up a large area, treatment effeciency is low etc.
Defect.
Currently, having anti-clogging processing technique for wetland problem easy to harden, also there are all kinds of aerations to fill for oxygen supply problem
Oxygen technology, but for microecosystem activity instability problem, there is presently no particularly effective technical cues.
Summary of the invention
Goal of the invention: in order to solve present in existing artificial wet land system oxygen supply, easy to harden, system activity is unstable,
The problems such as treatment effeciency is low, the present invention provide a kind of biological synergetic purification type artificial swamp.
Technical solution: a kind of biological synergetic purification type artificial swamp, including anaerobism conditioning tank, pipeline, wetland pond and water outlet
End；Wetland animal is introduced in wetland pond；One end of the pipeline connects anaerobism conditioning tank, and the other end of pipeline connects wetland pond；
Wetland pond includes wetland plant layer and hypothallus, and wetland plant layer is located above hypothallus, and wetland plant layer kind is implanted with wetland plant
The junction in object, the pipeline and wetland pond is located at hypothallus upper end, and water outlet is located at hypothallus lower end, and hypothallus is from top to bottom
It successively include anthracite coal measure, circle haydite layer, zeolite layer, the matrix layer depth is 30 ~ 40cm.
Preferably, the anthracite coal measure, circle haydite layer, zeolite layer filler equivalent arrangement.
Preferably, the wetland animal is that compatriot likes one of victory earthworm, river snail, loach, water earthworm or a variety of.
Preferably, wetland animal includes puberty wetland animal, puberty wetland animal ratio >=80%.
Preferably, the wetland plant is cattail or reed, and cattail or reed enter pond height≤60 cm, cattail or reed
Height tolerance≤15% of reed, plantation density are that 45 ~ 55 cm are colonized apart from square.
Preferably, the wetland surface in wetland pond is rectangle, and the length-width ratio of rectangle is 1 ~ 2:1, the wetland gradient≤0.2, wetland
Surface is divided into two gallerys along its length, and wetland plant is planted on gallery, and width of corridor is 0.7 ~ 1 m.
Preferably, the wetland tank waterpower load setting is 0.3 ~ 0.5 m3/(m2D), the water residence time is 3 days, white
Its flow 16 ~ 22 L/h, 8 ~ 12 L/h of night flow.
Preferably, wetland pond fluidised form is vertical current.
Preferably, if the wetland animal introduced is that compatriot loves victory earthworm, unit cubic meter volume and quantity ratio is added are as follows: 1:
200；If the wetland animal introduced is river snail, unit cubic meter volume and quantity ratio is added are as follows: 1:100；If the wetland introduced is dynamic
Object is loach, unit cubic meter volume and adds quantity ratio are as follows: 1:25；If the wetland animal introduced is water earthworm, cubic unit
Meter Ti Ji and add quantity ratio are as follows: 1:300.
The utility model has the advantages that the prior art that compares, the present invention provides a kind of biological synergetic purification type artificial swamp, for artificial
It is dynamic to introduce humidogene for the problems such as supplying oxygen present in wet land system, is easy to harden, microecosystem is active unstable, treatment effeciency is low
Object perfects Constructed Wetland Ecology System, extends food chain and consumes energy, while by control Wetland Substrate depth with fortification of plants
The side system of fibrous root, and then promote the purification function of microecosystem.For oxygen supply and problem easy to harden, the natural activity of wetland animal
A large amount of criss-cross ducts can be constituted in the soil, improve oxygen in soil condition while reducing soil hardening degree.For
Microecosystem activity and the low problem for the treatment of effeciency, control matrix effective height in 30 ~ 40cm with the fortification of plants side system of fibrous root,
Promote the purification function of microecosystem in conjunction with the bio-cooperation of wetland animal, and then promotes purification efficiency.Experiment discovery
The artificial swamp is to COD, NH4 +- N, TN, TP average removal rate be respectively 64.21%, 63.63%, 68.95%, 79.01%, than phase
Conventional wetland under the conditions of is higher by 15%, 21%, 19%, 16% respectively, is discharged average DO concentration than wetland conventional under the same terms
It is higher by 0.3mg/L.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is root biomass and total bacteria amount comparison diagram of the present invention under different substrates depth；
Fig. 3 is for the present invention to the removal rate of TN and conventional wetland comparison diagram under normal temperature state；
Fig. 4 is for the present invention to the removal rate of TP and conventional wetland comparison diagram under normal temperature state；
Fig. 5 is for the present invention to the removal rate of COD and conventional wetland comparison diagram under normal temperature state；
Fig. 6 is for the present invention to NH under normal temperature state4 +The removal rate of-N and conventional wetland comparison diagram.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
Embodiment one:
As shown in Figure 1, biological synergetic purification type artificial swamp, including anaerobism conditioning tank 1, pipeline 2, wetland pond 3 and water outlet 5；
Wetland animal is introduced in wetland pond 3；One end of the pipeline 2 connects anaerobism conditioning tank 1, and the other end of pipeline 2 connects wetland pond
3；Wetland pond 3 includes wetland plant layer 6 and hypothallus 4, and wetland plant layer 6 is located at 4 top of hypothallus, 6 kinds of wetland plant layer plants
There is wetland plant, the pipeline 2 and the junction in wetland pond 3 are located at 4 upper end of hypothallus, and water outlet 5 is located at 4 lower end of hypothallus.
Hypothallus 4 successively includes anthracite coal measure, circle haydite layer, zeolite layer from top to bottom, and the hierarchical sequence being arranged so meets filtering and inhales
The gradation of batter gap partial size, while upper part anthracite is soft, is suitable for aquatic animal existence.Anaerobism conditioning tank 1 is in wetland
Play pretreatment in system and stablize hydraulic loading, main catharsis is played in wetland pond 3.
The filler equivalent layering of the anthracite coal measure, circle haydite layer, zeolite layer.
The wetland animal is that compatriot loves victory earthworm, introduces compatriot and likes the unit cubic meter volume of victory earthworm and add quantity
Than for 1:200, wherein puberty wetland animal ratio is about 80%.It introduces hygrocole and perfects Constructed Wetland Ecology System, prolong
Long food chain consumes energy, can also put into other wetland animals.The natural activity of wetland animal can be constituted largely in the soil
Criss-cross duct improves oxygen in soil condition while reducing soil hardening degree.
The wetland plant is cattail, and the pond height that enters of cattail is 50 ~ 60 cm, and height tolerance is about 15%, plantation density
It is colonized for 50 cm apart from square.
The wetland surface in wetland pond is rectangle, and the length-width ratio of rectangle is 1 ~ 2:1, and the wetland gradient≤0.2, wetland surface is along length
Degree direction is divided into two gallerys, and wetland plant is planted on gallery, and width of corridor is 0.7 ~ 1 m.
Wetland pond fluidised form is vertical current.The wetland tank waterpower load setting is 0.4 m3/(m2D), water stops
Time is 3 days, daytime flow 16 ~ 22 L/h, 8 ~ 12 L/h of night flow.
Hypothallus 4 successively includes anthracite coal measure, circle haydite layer, zeolite layer, the 4 effective height control of hypothallus from top to bottom
System is in 10 cm.
Embodiment two: 4 effective height of hypothallus in biological synergetic purification type artificial swamp is controlled in 20 cm.In other
Hold just the same with embodiment one.
Embodiment three: 4 effective height of hypothallus in biological synergetic purification type artificial swamp is controlled in 30 cm.In other
Hold just the same with embodiment one.
Example IV: 4 effective height of hypothallus in biological synergetic purification type artificial swamp is controlled in 40 cm.In other
Hold just the same with embodiment one.
Embodiment five: 4 effective height of hypothallus in biological synergetic purification type artificial swamp is controlled in 50 cm.In other
Hold just the same with embodiment one.
After stable experiment operation a period of time of embodiment one to five, one plant of label was taken in each device at interval of 5 days
Cattail carries out root system observation, after fetching root system sample with shoveling block method, is put into refrigerator and saves.Each root system sample is first impregnated
It is that 0.2mm sieve is eluriated repeatedly with sieve pore after 1d.Sample after clean coal slag granules is put into evaporating dish, it will be thin with tweezers
Root (< 2mm, vernier caliper determine) is separated from impurity, while to be distinguished to radicula type and anyway.Radicula is distinguished
Afterwards, it is packed into paper bag label, drying to constant weight in 60 DEG C of temperature, and then weighing measures its biomass.Measure each embodiment
Root biomass and total bacteria amount are as shown in Figure 2.From Figure 2 it can be seen that total root biomass of example IV is most, total bacteria
It measures also most.For the low problem of microecosystem activity and treatment effeciency, control matrix effective height can be more in 30 ~ 40cm
The fortification of plants side system of fibrous root well promotes the purification function of microecosystem in conjunction with the bio-cooperation of wetland animal, in turn
Promote purification efficiency.
Embodiment six: wetland animal is not added in biological synergetic purification type artificial swamp, other content is complete with example IV
It is complete the same.Fig. 3 ~ 6 are the pollutant removal pair of example IV with the blank control group embodiment six for not adding wetland animal
Than figure.Example IV is respectively 64.21%, 63.63%, 68.95%, 79.01% to the average removal rate of COD, NH4+-N, TN, TP,
It is higher by 15%, 21%, 19%, 16% respectively than the conventional wetland under the same terms, example IV is discharged average DO concentration than identical item
Conventional wetland is higher by 0.3mg/L under part.
Claims (9)
1. a kind of biological synergetic purification type artificial swamp, which is characterized in that including anaerobism conditioning tank, pipeline, wetland pond and water outlet
End；Wetland animal is introduced in wetland pond；One end of the pipeline connects anaerobism conditioning tank, and the other end of pipeline connects wetland pond；
Wetland pond includes wetland plant layer and hypothallus, and wetland plant layer is located above hypothallus, and wetland plant layer kind is implanted with wetland plant
The junction in object, the pipeline and wetland pond is located at hypothallus upper end, and water outlet is located at hypothallus lower end, and hypothallus is from top to bottom
It successively include anthracite coal measure, circle haydite layer, zeolite layer, the matrix layer depth is 30 ~ 40cm.
2. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that the anthracite coal measure, circle pottery
The filler equivalent arrangement of granulosa, zeolite layer.
3. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that the wetland animal is compatriot
One of love victory earthworm, river snail, loach, water earthworm are a variety of.
4. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that wetland animal includes the puberty
Wetland animal, puberty wetland animal ratio >=80%.
5. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that the wetland plant is cattail
Or reed, height tolerance≤15% for entering pond height≤60 cm, cattail or reed of cattail or reed, plantation density is 45 ~
55 cm are colonized apart from square.
6. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that the wetland surface in wetland pond is
The length-width ratio of rectangle, rectangle is 1 ~ 2:1, and the wetland gradient≤0.2, wetland surface is divided into two gallerys, wetland along its length
For planting on gallery, width of corridor is 0.7 ~ 1 m.
7. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that the wetland tank waterpower load
It is set as 0.3 ~ 0.5 m3/(m2D), the water residence time is 3 days, daytime flow 16 ~ 22 L/h, 8 ~ 12 L/h of night flow.
8. biological synergetic purification type artificial swamp according to claim 1, which is characterized in that wetland pond fluidised form is vertical
Direct current.
9. biological synergetic purification type artificial swamp according to claim 3, which is characterized in that if the wetland animal introduced is
Compatriot loves victory earthworm, unit cubic meter volume and adds quantity ratio are as follows: 1:200；If the wetland animal introduced is river snail, unit is vertical
Square meter Ti Ji and add quantity ratio are as follows: 1:100；If the wetland animal introduced is loach, unit cubic meter volume and quantity is added
Than are as follows: 1:25；If the wetland animal introduced is water earthworm, unit cubic meter volume and quantity ratio is added are as follows: 1:300.
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| CN201910216028.1A CN109896631A (en) | 2019-03-21 | 2019-03-21 | A kind of biological synergetic purification type artificial swamp |
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| CN101585607A (en) * | 2009-07-03 | 2009-11-25 | 中国科学院水生生物研究所 | Preparation method for substrate of vertical-flow constructed wetlands |
| CN101691270A (en) * | 2009-11-03 | 2010-04-07 | 何航 | Assembled packing artificial vertical subsurface flow wetland unit, application thereof and sewage treatment process |
| CN201660528U (en) * | 2010-03-10 | 2010-12-01 | 贵州明威环保技术有限公司 | Sewage treatment unit of hybrid subsurface constructed wetland |
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Application publication date: 20190618 |