CN104085996B - Assembled strengthens the constructed wetland device of microbial action - Google Patents
Assembled strengthens the constructed wetland device of microbial action Download PDFInfo
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- CN104085996B CN104085996B CN201410375800.1A CN201410375800A CN104085996B CN 104085996 B CN104085996 B CN 104085996B CN 201410375800 A CN201410375800 A CN 201410375800A CN 104085996 B CN104085996 B CN 104085996B
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- immobilized microorganism
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- water
- cell body
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- 230000000813 microbial Effects 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 244000005700 microbiome Species 0.000 claims abstract description 64
- 239000002893 slag Substances 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 238000005276 aerator Methods 0.000 claims abstract description 13
- HYBBIBNJHNGZAN-UHFFFAOYSA-N Furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 4
- 238000005273 aeration Methods 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 9
- 239000010802 sludge Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 6
- 239000010865 sewage Substances 0.000 description 16
- 239000007789 gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000000706 filtrate Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 230000037250 Clearance Effects 0.000 description 2
- 230000035512 clearance Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- -1 nitrogen phosphorus Chemical compound 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241001148662 Phragmites australis Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000000903 blocking Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Classifications
-
- 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
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses assembled and strengthen the constructed wetland device of microbial action, including artificial swamp pond, inlet pipeline, aerator, water unit and immobilized microorganism plate, totally 4 layers from top to bottom of artificial swamp pond, is followed successively by: furfural slag blanket, Slag Layer, gravel layer and immobilized microorganism layer; Immobilized microorganism layer is provided with immobilized microorganism plate, is provided with aerator on the downside of immobilized microorganism plate, is provided with the inlet pipeline being made up of water inlet pipe and water distribution branch pipe, arranges steel wire between immobilized microorganism layer and gravel layer on the downside of aerator; Water unit is made up of apopore, water leg and water leg drain pipe; Artificial swamp pond is mainly made up of top cell body, middle cell body and bottom cell body three part, and artificial swamp pond adopts steel plate materials to build. Present invention have the advantage that: microbial method and artificial swamp are effectively improved wastewater treatment efficiency.
Description
Technical field
The present invention relates to sewage treatment area, strengthen the constructed wetland device of microbial action more specifically to assembled.
Background technology
Artificial swamp is that a kind of Novel sewage that 20 century 70s grow up processes technique, and he utilizes the triple synergism of the physics in natural system, chemistry and biology to realize dirty water purification. Constructed wetland waste water treatment technology has high treating effect, removal efficiency of nitrogen and phosphorus is high, during-operation service convenient, engineering capital construction and the advantage such as running expense is low, thus is widely applied to sanitary sewage disposal, Industrial Waste Water Treatments with, mine and oil exploitation, agricultural point source and pollution of area source and body eutrophication issue handling.
Traditional activated sludge process is applied widely in sewage disposal, it is primarily due in activated sludge containing substantial amounts of active microorganism, the Organic substance in sewage can be fast and effeciently removed in these microorganisms, and have a good Nitrogen/Phosphorus Removal, but traditional activated sludge process mud is blended in sewage is in a kind of fluidised form. At present, obtain immobilized microorganism technology paying close attention to widely both at home and abroad, as the patent No. is: 200910056687.X patent specification describes a kind of immobilized microorganism preparation method; Immobilized microorganism is mainly characterized by Microorganism incubation and becomes a kind of solid-state, is placed in sewage and has fixing shape and microorganism not loss of activity, has good wastewater treatment efficiency.
Artificial swamp is longer compared to other traditional sewage treatment process hydraulic detention times at sewage treatment process, other harmful substances such as Organic substance in the sewage of artificial swamp, nitrogen phosphorus are removed mainly through the adsorption of filtrate, filtrate gap can be adsorbed a small amount of microorganism, microorganism can be passed through self-acting and remove the Organic substance in sewage and nitrogen phosphorus, but the less therefore microbial action of content of microorganisms in filtrate is limited, and excessive free state microorganism is easily caused filter clogging.
Immobilized microorganism is mainly applied in artificial wet land system by the present invention, increases microbial action effect, simultaneously because microorganism is in immobilized state, is not therefore easily caused artificial swamp blocking, improves the wastewater treatment efficiency that artificial swamp is overall.
Summary of the invention
It is an object of the invention to, it is provided that a kind of assembled strengthens the constructed wetland device of microbial action. Adopt this device can be effectively improved the wastewater treatment efficiency of artificial swamp; For reaching above-mentioned purpose, present invention employs following technical scheme:
Assembled strengthens the constructed wetland device of microbial action, including artificial swamp pond, inlet pipeline, aerator and water unit, it is characterized in that, also include immobilized microorganism plate, totally 4 layers from top to bottom of described artificial swamp pond, is followed successively by: furfural slag blanket, Slag Layer, gravel layer and immobilized microorganism layer; Described immobilized microorganism layer is provided with immobilized microorganism plate, the aerator being made up of aeration house steward and aeration branch pipe is installed on the downside of immobilized microorganism plate, aeration house steward traverse pool wall, aeration house steward is provided with gas valve and gas flowmeter, the inlet pipeline being made up of water inlet pipe and water distribution branch pipe it is provided with on the downside of aerator, water inlet pipe, through pool wall, water inlet pipe is provided with Liquid valve and fluid flowmeter; Between immobilized microorganism layer and gravel layer, steel wire is set; Described water unit is made up of apopore, water leg and water leg drain pipe, and water unit is arranged on upper end, artificial swamp pond and water inlet pipe place pool wall opposition; Described artificial swamp pond is mainly made up of top cell body, middle cell body and bottom cell body three part, it is provided with tang bottom the cell body pool wall of top, middle cell body pool wall top is provided with groove bottom and is provided with tang, cell body pool wall top, bottom is provided with groove, matches between tang and the groove of each portion cell body; Described artificial swamp pond adopts steel plate materials to build.
Described immobilized microorganism plate is put in template by activated sludge by mixing with chemical agent, is fixed in template after activated sludge is dry; Immobilized microorganism plate thickness is 4.5cm ~ 7.5cm, and long is 40cm ~ 55cm, wide for 20cm ~ 35cm; Immobilized microorganism plate is provided with 4 fixing feet.
Described immobilized microorganism layer vertical direction installs 2 ~ 3 layers of immobilized microorganism plate, and immobilized microorganism layer is 30cm ~ 38cm.
Described gravel layer grain size of gravel from lower to upper diminishes successively, and bottom grain size of gravel is 2.8cm ~ 3.5cm, and gravel layer the superiors grain size of gravel is 1cm ~ 1.5cm, and gravel layer height is 30cm ~ 35cm.
Described slag particle diameter is 8mm ~ 12mm, and Slag Layer height is 30cm ~ 35cm.
Described furfural slag blanket, particle diameter is 4mm ~ 8mm, is highly 20cm ~ 25cm.
The described inlet pipeline being made up of water distribution branch pipe and water inlet pipe is from 6cm ~ 10cm at the bottom of artificial swamp pond.
Described steel wire is connected by bayonet socket and draw-in groove with pool wall in artificial swamp pond, and steel wire mesh aperture is less than 1cm.
Described water inlet pipe, water distribution branch pipe, aeration house steward and aeration branch pipe all adopt pvc pipe.
Present invention have the advantage that: being organically combined with artificial swamp by microbial method, strengthen the effect of microorganism in artificial swamp, be effectively improved wastewater treatment efficiency, floor space is little, and cost of investment is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is A-A profile of the present invention;
Fig. 3 is B-B profile of the present invention;
Fig. 4 is C-C profile of the present invention;
Fig. 5 is D-D profile of the present invention;
Fig. 6 is E of the present invention, i.e. steel wire junction, enlarged drawing.
Wherein, 1, artificial swamp pond; 2, furfural dregs; 3, slag;4, steel wire; 5, immobilized microorganism plate; 6, gravel; 7, water leg; 8, water leg drain pipe; 9, apopore; 10-a, aeration house steward; 10-b, water inlet pipe; 11-a, gas valve; 11-b, Liquid valve; 12-a, gas flowmeter; 12-b, fluid flowmeter; 13-a, aeration branch pipe; 13-b, water distribution branch pipe; 14, bayonet socket; 15, draw-in groove.
Detailed description of the invention
With the drawings and specific embodiments, the present invention is further detailed explanation below:
As shown in Fig. 14, assembled strengthens the constructed wetland device of microbial action, including artificial swamp pond 1, inlet pipeline, aerator and water unit, also include immobilized microorganism plate 5, totally 5 layers from top to bottom of described artificial swamp pond, is followed successively by: sandy soils, furfural slag blanket, Slag Layer, gravel layer and immobilized microorganism layer, immobilized microorganism plate 5 is placed on the bottom and is mainly easy to the preferential Organic substance utilized in water inlet, reduces the adsorption of filtrate, extends the service life of filtrate, immobilized microorganism layer is provided with immobilized microorganism plate 5, the aerator being made up of aeration house steward 10-a and aeration branch pipe 13-a is installed on the downside of immobilized microorganism plate 5, aeration house steward 10-a traverse pool wall, aeration house steward 10-a is provided with gas valve 11-a and gas flowmeter 12-a, aeration house steward 10-a passes through to manage to being connected with aerogenesis apparatus, gas flowmeter 12-a and gas valve 11-a can control aeration rate, the inlet pipeline being made up of water inlet pipe 10-b and water distribution branch pipe 13-b it is provided with on the downside of aerator, water inlet pipe 10-b traverse pool wall, water inlet pipe 10-b is provided with Liquid valve 11-b and fluid flowmeter 12-b, water inlet pipe 10-b is connected with source of sewage water, sewage is controlled flow of inlet water by water inlet pipe 10-b by Liquid valve 11-b and fluid flowmeter 12-b, it is evenly distributed on pond from water distribution branch pipe 13-b, steel wire 4 is set between immobilized microorganism layer and gravel layer, mainly gravel 6 and immobilized microorganism plate 5 is separated, water unit is made up of apopore 9, water leg 7 and water leg drain pipe 8, water unit is arranged on upper end, artificial swamp pond and water inlet pipe 10-b place pool wall opposition, sewage is passed sequentially through microorganism aerobic process by water distribution branch pipe 13-b outflow, gravel 6 filters, slag 3 filters, furfural dregs 2 flows out to water leg 7 from apopore 9 after filtering, water leg drain pipe 8 from water leg 7 flows out again, it is achieved the processing procedure of whole device, described artificial swamp pond 1 is main to be made up of top cell body 1-a, middle cell body 1-b and bottom cell body 1-c tri-part, it is provided with tang bottom the cell body 1-a pool wall of top, middle cell body 1-b pool wall top is provided with groove bottom and is provided with tang, cell body 1-c pool wall top, bottom is provided with groove, matches between tang and the groove of each portion cell body, described artificial swamp pond adopts steel plate materials to build, adding pad during installation between tang and groove can prevent from leaking, whole device is readily transported.
Wherein, Immobilized microorganism plate 5 is put in template by activated sludge by mixing with chemical agent, is fixed in template after activated sludge is dry; Immobilized microorganism plate 5 thickness is 4.5cm ~ 7.5cm, and long is 40cm ~ 55cm, wide for 20cm ~ 35cm; Immobilized microorganism plate is provided with 4 fixing feet, it is simple to fixes with cell body and is connected. In pond, immobilized microorganism layer vertical direction installs 2 ~ 3 layers of immobilized microorganism plate 5, and immobilized microorganism layer height is 30cm ~ 38cm.
Gravel layer grain size of gravel from lower to upper diminishes successively, and bottom gravel 6 particle diameter is 2.8cm ~ 3.5cm, and gravel layer the superiors gravel 6 particle diameter is 1cm ~ 1.5cm, and gravel layer height is 30cm ~ 35cm.
Described slag particle diameter is 8mm ~ 12mm, and Slag Layer height is 30cm ~ 35cm.
Furfural slag blanket, particle diameter is 4mm ~ 8mm, is highly 20cm ~ 25cm.
As shown in Figure 6, described steel wire 4 is connected by bayonet socket 14 and draw-in groove 15 with pool wall in artificial swamp pond 1, and steel wire 4 mesh aperture is less than 1cm, it is prevented that gravel 6 spills.
Inlet pipeline as shown in Figure 5, wherein; The inlet pipeline being made up of water distribution branch pipe 13-b and water inlet pipe 10-b is 6cm ~ 10cm from height bottom artificial swamp pond 1. Wherein, water inlet pipe 10-b, water distribution branch pipe 13-b, aeration house steward 10-a and aeration branch pipe 13-a all adopt pvc pipe.
Embodiment
In a preferred embodiment, the long 1.5m of artificial swamp cell body, wide 1.2m, high 1.2m; Gravel layer bottom selects the gravel of 2.8cm ~ 3.5cm, gravel thickness 30cm, and the gravel of 1cm ~ 1.5cm is selected at gravel layer top; Slag Layer slag selects 8mm ~ 10mm, slag thickness 30cm, and furfural dregs selects particle diameter to be 4mm ~ 8mm, furfural dregs thickness 20cm, sandy soil thickness 10cm, and sandy soils is planted phragmites communis; Immobilized microorganism layer installs 2 layers of immobilized microorganism plate up and down altogether, install 4 pieces for every layer, every piece of immobilized microorganism board size: long �� wide �� high: 40cm �� 25cm �� 6cm, aerator is arranged on immobilized microorganism plate lower end, and aeration branch pipe adopts and is installed into water lines from 6cm at the bottom of pond on the downside of micro-pore aeration inlet pipeline aeration tube; Inflow is 0.1m3/ h, aeration rate is 0.5 ~ 0.8m3/ h, hydraulic detention time is about 20h.
Once form is this embodiment carries out sewage disposal detect the experimental data drawn:
By upper table it appeared that: artificial wetland effluent water quality is highly stable, TN clearance reaches more than 60%, other kinds pollutants removal rate all can reach more than 80% clearance, reaches one-level emission standard A in " municipal sewage plant's pollutant emission standard " (GB18918-2002).
Claims (9)
1. assembled strengthens the constructed wetland device of microbial action, including artificial swamp pond, inlet pipeline, aerator and water unit, it is characterized in that, also include immobilized microorganism plate, totally 4 layers from top to bottom of described artificial swamp pond, is followed successively by: furfural slag blanket, Slag Layer, gravel layer and immobilized microorganism layer; Described immobilized microorganism layer is provided with immobilized microorganism plate, the aerator being made up of aeration house steward and aeration branch pipe is installed on the downside of immobilized microorganism plate, aeration house steward traverse pool wall, aeration house steward is provided with gas valve and gas flowmeter, the inlet pipeline being made up of water inlet pipe and water distribution branch pipe it is provided with on the downside of aerator, water inlet pipe, through pool wall, water inlet pipe is provided with Liquid valve and fluid flowmeter; Between immobilized microorganism layer and gravel layer, steel wire is set; Described water unit is made up of apopore, water leg and water leg drain pipe, and water unit is arranged on upper end, artificial swamp pond and water inlet pipe place pool wall opposition; Described artificial swamp pond is mainly made up of top cell body, middle cell body and bottom cell body three part, it is provided with tang bottom the cell body pool wall of top, middle cell body pool wall top is provided with groove bottom and is provided with tang, cell body pool wall top, bottom is provided with groove, matches between tang and the groove of each portion cell body;Described artificial swamp pond adopts steel plate materials to build.
2. assembled according to claim 1 strengthens the constructed wetland device of microbial action, it is characterised in that described immobilized microorganism plate is put in template by activated sludge by mixing with chemical agent, is fixed in template after activated sludge is dry; Immobilized microorganism plate thickness is 4.5cm ~ 7.5cm, and long is 40cm ~ 55cm, wide for 20cm ~ 35cm; Immobilized microorganism plate is provided with 4 fixing feet.
3. strengthen the constructed wetland device of microbial action according to the assembled one of claim 12 Suo Shu, it is characterised in that described immobilized microorganism layer vertical direction installs 2 ~ 3 layers of immobilized microorganism plate, and immobilized microorganism layer is 30cm ~ 38cm.
4. the constructed wetland device of microbial action is strengthened according to the assembled one of claim 12 Suo Shu, it is characterized in that, described gravel layer grain size of gravel from lower to upper diminishes successively, bottom grain size of gravel is 2.8cm ~ 3.5cm, gravel layer the superiors grain size of gravel is 1cm ~ 1.5cm, and gravel layer height is 30cm ~ 35cm.
5. strengthen the constructed wetland device of microbial action according to the assembled one of claim 12 Suo Shu, it is characterised in that described slag particle diameter is 8mm ~ 12mm, and Slag Layer height is 30cm ~ 35cm.
6. strengthen the constructed wetland device of microbial action according to the assembled one of claim 12 Suo Shu, it is characterised in that described furfural slag blanket, particle diameter is 4mm ~ 8mm, is highly 20cm ~ 25cm.
7. strengthen the constructed wetland device of microbial action according to the assembled one of claim 12 Suo Shu, it is characterised in that the described inlet pipeline being made up of water distribution branch pipe and water inlet pipe is from 6cm ~ 10cm at the bottom of artificial swamp pond.
8. assembled according to claim 1 strengthens the constructed wetland device of microbial action, it is characterised in that described steel wire is connected by bayonet socket and draw-in groove with pool wall in artificial swamp pond, and steel wire mesh aperture is less than 1cm.
9. assembled according to claim 7 strengthens the constructed wetland device of microbial action, it is characterised in that described water inlet pipe, water distribution branch pipe, aeration house steward and aeration branch pipe all adopt pvc pipe.
Priority Applications (1)
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| CN201410375800.1A CN104085996B (en) | 2014-08-01 | 2014-08-01 | Assembled strengthens the constructed wetland device of microbial action |
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| CN201410375800.1A CN104085996B (en) | 2014-08-01 | 2014-08-01 | Assembled strengthens the constructed wetland device of microbial action |
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| CN1314604C (en) * | 2004-12-14 | 2007-05-09 | 四川国策环保实业工程股份有限公司 | Highland and severe cold areas sewage treatment method |
| CN101456652B (en) * | 2009-01-05 | 2011-12-07 | 北京大学 | Device of depth denitrogen and phosphorus removal composite processing system by micro-power and method thereof |
| CN102276110B (en) * | 2011-06-08 | 2012-10-17 | 重庆大学 | Method for remedying micro-polluted water body and subsurface flow artificial wetland system |
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Inventor after: Xu Fen Inventor after: Wang Yuyong Inventor after: Ao Qiong Inventor before: Yuan Hang |
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Effective date of registration: 20160517 Address after: 518000 Guangdong city of Shenzhen province Futian District Fu Road three Lotus Village Garden purple 12 floor C block Applicant after: SHENZHEN CUILVZHOU ENVIRONMENTAL ART CO., LTD. Address before: 242000 Anhui city of Xuancheng province Guangde County Tao Zhou Zhen Bai Qiao Cun Jiu Bu No. 61 Applicant before: Yuan Hang |