CN104085997B - A kind of sewage treatment process having insulation effect - Google Patents
A kind of sewage treatment process having insulation effect Download PDFInfo
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- CN104085997B CN104085997B CN201410375801.6A CN201410375801A CN104085997B CN 104085997 B CN104085997 B CN 104085997B CN 201410375801 A CN201410375801 A CN 201410375801A CN 104085997 B CN104085997 B CN 104085997B
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- immobilized microorganism
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- 239000010865 sewage Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000011282 treatment Methods 0.000 title claims abstract description 22
- 230000000694 effects Effects 0.000 title claims abstract description 21
- 238000009413 insulation Methods 0.000 title claims abstract description 19
- 244000005700 microbiome Species 0.000 claims abstract description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 230000000813 microbial effect Effects 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000002893 slag Substances 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 239000004576 sand Substances 0.000 claims abstract description 10
- 239000004575 stone Substances 0.000 claims abstract description 10
- 238000005276 aerator Methods 0.000 claims abstract description 9
- 210000005056 cell body Anatomy 0.000 claims abstract description 9
- 238000004321 preservation Methods 0.000 claims abstract description 7
- 238000005273 aeration Methods 0.000 claims description 27
- 239000002245 particle Substances 0.000 claims description 9
- 239000010802 sludge Substances 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000013043 chemical agent Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 8
- 238000004065 wastewater treatment Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 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
- 230000004103 aerobic respiration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 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
- 238000001179 sorption measurement Methods 0.000 description 1
Abstract
The invention discloses a kind of sewage treatment process having insulation effect, including artificial swamp pond, inlet pipeline, aerator, water unit and immobilized microorganism plate, totally 5 layers from top to bottom of described artificial swamp pond, is followed successively by: gravel layer, aerobic immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer；Gravel layer is provided with inlet pipeline, aerobic immobilized microorganism layer and anaerobic immobilized microbial layer are mounted on immobilized microorganism plate, aerator is installed in the middle of aerobic immobilized microorganism layer and anaerobic immobilized microbial layer, between aerobic immobilized microorganism layer and gravel layer, steel wire is set；Water unit is made up of apopore, water leg and water leg drain pipe；Artificial swamp pond adopts steel and concrete structure to build, the internally installed one layer of heat preservation layer of cell body.Immobilized microorganism, microorganism aerobic anaerobic treatment are organically combined by this device with artificial swamp, strengthen the effect of microorganism in artificial swamp.
Description
Technical field
The present invention relates to sewage treatment area, more specifically to a kind of sewage treatment process having insulation effect.
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, microorganism also has aerobic and anaerobism alternate environment, increases microbial action effect, simultaneously because microorganism is in immobilized state, therefore it is not 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 sewage treatment process having insulation effect, immobilized microorganism, microorganism aerobic anaerobic treatment and artificial swamp are organically combined by native system.Adopt native system can be effectively improved the wastewater treatment efficiency of artificial swamp；For reaching above-mentioned purpose, present invention employs following technical scheme:
A kind of sewage treatment process having insulation effect, including artificial swamp pond, inlet pipeline, aerator and water unit, it is characterized in that, also include immobilized microorganism plate, totally 5 layers from top to bottom of described artificial swamp pond, is followed successively by: gravel layer, aerobic immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer；Described gravel layer is provided with the inlet pipeline being made up of water inlet pipe and water distribution branch pipe, and water inlet pipe, through pool wall, water inlet pipe is provided with Liquid valve and fluid flowmeter；Described aerobic immobilized microorganism layer and anaerobic immobilized microbial layer are mounted on immobilized microorganism plate, in the middle of aerobic immobilized microorganism layer and anaerobic immobilized microbial layer, the aerator being made up of aeration house steward and aeration branch pipe is installed, aeration house steward traverse pool wall, aeration house steward is provided with gas valve and gas flowmeter, between aerobic 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, installs filter at apopore place, and water unit is arranged on upper end, artificial swamp pond, and itself and water inlet pipe place pool wall oppose；Described artificial swamp pond adopts steel and concrete structure to build, the internally installed one layer of heat preservation layer of cell body, and heat-insulation layer is surrounded cavity by cell body inwall and steel plate, adds heat-preservation cotton in cavity.
Described immobilized microorganism plate is put in template by activated sludge is made by mixing with chemical agent, is fixed in template after activated sludge is dry；Immobilized microorganism plate thickness is 4cm ~ 7cm, and long is 45cm ~ 60cm, wide for 25cm ~ 40cm；Immobilized microorganism plate is provided with 4 fixing feet.
Described aerobic immobilized microorganism layer vertical direction installs 2 ~ 3 layers of immobilized microorganism plate, aerobic immobilized microorganism layer height is 30cm ~ 40cm, installing 2 ~ 3 layers of immobilized microorganism plate on anaerobic immobilized microbial layer vertical direction, anaerobic immobilized microbial layer height is 20cm ~ 30cm.
Described gravel layer grain size of gravel from top to bottom diminishes successively, and the superiors' grain size of gravel is 3cm ~ 3.8cm, and gravel layer orlop grain size of gravel is 1cm ~ 2cm, and gravel layer height is 25cm ~ 35cm.
Described Slag Layer slag particle diameter is 7mm ~ 9mm, and Slag Layer height is 25cm ~ 30cm.
Described sand stone layer gravel size is 2mm ~ 5mm, and sand stone layer height is 25cm ~ 35cm.
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: immobilized microorganism, microorganism aerobic anaerobic treatment being organically combined with artificial swamp, 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, gravel；3, slag；4, steel wire；5, immobilized microorganism plate；6, sandstone；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；16, heat-insulation layer.
Detailed description of the invention
With the drawings and specific embodiments, this utility model is described in further detail below:
As shown in Fig. 14, a kind of sewage treatment process having insulation effect, 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: gravel layer, aerobic immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer；Gravel layer is provided with the inlet pipeline being made up of water inlet pipe 10-b and water distribution branch pipe 13-b, and water inlet pipe 10-b, through 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, and sewage is controlled flow of inlet water by water inlet pipe 10-b by Liquid valve 11-b and fluid flowmeter 12-b, is evenly distributed on pond from water distribution branch pipe 13-b；Aerobic immobilized microorganism layer and anaerobic immobilized microbial layer are mounted on immobilized microorganism plate 5, the aerator being made up of aeration house steward 10-a and aeration branch pipe 13-a is installed between aerobic immobilization layer and anaerobic immobilized microbial layer, 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 is with aerogenesis apparatus by managing to being connected, and gas flowmeter 12-a and gas valve 11-a can control aeration rate；Between aerobic immobilized microorganism layer and gravel layer, steel wire 4 is set, mainly prevents gravel 2 from spilling；Water unit is by apopore 9, water leg 7 and water leg drain pipe 8 form, filter is installed at apopore place, prevent little particle diameter sandstone from revealing from apopore, water unit is arranged on upper end, artificial swamp pond, and itself and water inlet pipe 10-b place pool wall oppose, sewage is passed sequentially through gravel 2 by water distribution branch pipe 13-b outflow and filters, microorganism aerobic processes, microbiological anaerobic processes, slag 3 filters, sandstone 6 flows out to water leg 7 from apopore 9 after filtering, water leg drain pipe 8 from water leg 7 flows out again, realize the processing procedure of whole device, in whole technique, sewage have passed through the filtration of gravel and removes substantial amounts of SS, subsequently enter aerobic immobilized microorganism layer under the aeration environment of aeration tube, carry out aerobic respiration, consume substantial amounts of Organic substance, by NH3-N changes into NO3-N, containing NO3The Digestive system of-N enters anaerobic immobilized microbial layer, by substantial amounts of NO in microbiological anaerobic environment3-N changes into N2Release, the sewage after microbial treatments is discharged through the filtration of slag 3 and sandstone 6, is effectively increased nitric efficiency；Described artificial swamp pond 1 adopts steel and concrete structure to build, the internally installed one layer of heat preservation layer 16 of cell body, and heat-insulation layer 16 is surrounded cavity by cell body inwall and steel plate, adds heat-preservation cotton in cavity；The low temperature negative effect to device can be reduced when winter.
Wherein；Immobilized microorganism plate 5 is put in template by activated sludge is made by mixing with chemical agent, is fixed in template after activated sludge is dry；Immobilized microorganism plate 5 thickness is 5cm ~ 7cm, and long is 45cm ~ 60cm, wide for 25cm ~ 40cm；Immobilized microorganism plate is provided with 4 fixing feet, it is simple to fixes with cell body and is connected.In pond, aerobic immobilized microorganism layer vertical direction installs 2 ~ 3 layers of immobilized microorganism plate, aerobic immobilized microorganism layer height is 30cm ~ 40cm, installing 2 ~ 3 layers of immobilized microorganism plate on anaerobic immobilized microbial layer vertical direction, anaerobic immobilized microbial layer height is 20cm ~ 30cm.
Described gravel layer grain size of gravel from top to bottom diminishes successively, and the superiors' gravel 2 particle diameter is 3cm ~ 3.8cm, and gravel layer orlop gravel 2 particle diameter is 1cm ~ 2cm, and gravel layer height is 25cm ~ 35cm.
Slag Layer slag 3 particle diameter is 7mm ~ 9mm, and Slag Layer height is 25cm ~ 30cm.
Sand stone layer sandstone 6 particle diameter is 2mm ~ 5mm, and sand stone layer height is 25cm ~ 35cm.
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.
Inlet pipeline as shown in Figure 5, 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 top layer selects the gravel selecting 1cm ~ 2cm bottom the gravel of 3cm ~ 3.8cm, and gravel thickness 25cm, inlet pipeline is arranged in gravel layer；Slag Layer slag particle diameter selects 7mm ~ 9mm, slag thickness 30cm, and sandstone selects particle diameter to be 2mm ~ 5mm, rubble thickness 25cm；Aerobic immobilized microorganism layer installs 2 layers of immobilized microorganism plate up and down altogether, install 4 pieces for every layer, anaerobic immobilized microbial 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: 45cm × 25cm × 6cm, aerator is arranged between aerobic immobilized microorganism layer and anaerobe layer, and aeration branch pipe adopts micro-pore aeration；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 83%, 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 (8)
1. the sewage treatment process having insulation effect, including artificial swamp pond, inlet pipeline, aerator and water unit, it is characterized in that, also include immobilized microorganism plate, totally 5 layers from top to bottom of described artificial swamp pond, is followed successively by: gravel layer, aerobic immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer；Described gravel layer is provided with the inlet pipeline being made up of water inlet pipe and water distribution branch pipe, and water inlet pipe, through pool wall, water inlet pipe is provided with Liquid valve and fluid flowmeter；Described aerobic immobilized microorganism layer and anaerobic immobilized microbial layer are mounted on immobilized microorganism plate, in the middle of aerobic immobilized microorganism layer and anaerobic immobilized microbial layer, the aerator being made up of aeration house steward and aeration branch pipe is installed, aeration house steward traverse pool wall, aeration house steward is provided with gas valve and gas flowmeter, between aerobic 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, installs filter at apopore place, and water unit is arranged on upper end, artificial swamp pond, and itself and water inlet pipe place pool wall oppose；Described artificial swamp pond adopts steel and concrete structure to build, the internally installed one layer of heat preservation layer of cell body, and heat-insulation layer is surrounded cavity by cell body inwall and steel plate, adds heat-preservation cotton in cavity.
2. a kind of sewage treatment process having insulation effect according to claim 1, it is characterised in that described immobilized microorganism plate is put in template by activated sludge is made by mixing with chemical agent, is fixed in template after activated sludge is dry；Immobilized microorganism plate thickness is 4cm ~ 7cm, and long is 45cm ~ 60cm, wide for 25cm ~ 40cm；Immobilized microorganism plate is provided with 4 fixing feet.
3. a kind of sewage treatment process having insulation effect according to claim 1 and 2, it is characterized in that, described aerobic immobilized microorganism layer vertical direction installs 2 ~ 3 layers of immobilized microorganism plate, aerobic immobilized microorganism layer height is 30cm ~ 40cm, installing 2 ~ 3 layers of immobilized microorganism plate on anaerobic immobilized microbial layer vertical direction, anaerobic immobilized microbial layer height is 20cm ~ 30cm.
4. a kind of sewage treatment process having insulation effect according to claim 1 and 2, it is characterized in that, described gravel layer grain size of gravel from top to bottom diminishes successively, and the superiors' grain size of gravel is 3cm ~ 3.8cm, gravel layer orlop grain size of gravel is 1cm ~ 2cm, and gravel layer height is 25cm ~ 35cm.
5. a kind of sewage treatment process having insulation effect according to claim 1 and 2, it is characterised in that described Slag Layer slag particle diameter is 7mm ~ 9mm, and Slag Layer height is 25cm ~ 30cm.
6. a kind of sewage treatment process having insulation effect according to claim 1 and 2, it is characterised in that described sand stone layer gravel size is 2mm ~ 5mm, and sand stone layer height is 25cm ~ 35cm.
7. a kind of sewage treatment process having insulation effect according to claim 1, 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.
8. a kind of sewage treatment process having insulation effect according to claim 1 and 2, it is characterised in that described water inlet pipe, water distribution branch pipe, aeration house steward and aeration branch pipe all adopt pvc pipe.
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|---|---|---|---|---|
| CN101007687A (en) * | 2007-01-19 | 2007-08-01 | 天津市水利科学研究所 | Backwash, aeration type undercurrent wetland water body purification apparatus and water body purification method |
| CN101028951A (en) * | 2006-09-21 | 2007-09-05 | 河南亚神环保科技有限公司 | Method for purifying sewage in artificial wet land by northern vertical subcurrent method |
| CN101402489A (en) * | 2008-11-14 | 2009-04-08 | 盐城工学院 | Process for treating chemical industry tail water with immobilized microorganism-artificial wet land |
| CN101704585A (en) * | 2009-11-06 | 2010-05-12 | 山东大学 | Progressively reduced aeration subsurface constructed wetland |
| CN201534811U (en) * | 2009-09-22 | 2010-07-28 | 中山市环保实业发展有限公司 | Multilayer pre-buried microbial vertical flow constructed wetland sewage treatment device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6863816B2 (en) * | 2002-06-17 | 2005-03-08 | Dharma Living Systems, Inc. | Tidal vertical flow wastewater treatment system and method |
| KR101213067B1 (en) * | 2010-06-14 | 2012-12-18 | 주식회사 아썸 | Ecological sewage water treatment system |
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2014
- 2014-08-01 CN CN201410375801.6A patent/CN104085997B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101028951A (en) * | 2006-09-21 | 2007-09-05 | 河南亚神环保科技有限公司 | Method for purifying sewage in artificial wet land by northern vertical subcurrent method |
| CN101007687A (en) * | 2007-01-19 | 2007-08-01 | 天津市水利科学研究所 | Backwash, aeration type undercurrent wetland water body purification apparatus and water body purification method |
| CN101402489A (en) * | 2008-11-14 | 2009-04-08 | 盐城工学院 | Process for treating chemical industry tail water with immobilized microorganism-artificial wet land |
| CN201534811U (en) * | 2009-09-22 | 2010-07-28 | 中山市环保实业发展有限公司 | Multilayer pre-buried microbial vertical flow constructed wetland sewage treatment device |
| CN101704585A (en) * | 2009-11-06 | 2010-05-12 | 山东大学 | Progressively reduced aeration subsurface constructed wetland |
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