CN104944580B - Sewage diposal area for vertically multistage AO ecological sewage treatments pond - Google Patents
Sewage diposal area for vertically multistage AO ecological sewage treatments pond Download PDFInfo
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- CN104944580B CN104944580B CN201510295674.3A CN201510295674A CN104944580B CN 104944580 B CN104944580 B CN 104944580B CN 201510295674 A CN201510295674 A CN 201510295674A CN 104944580 B CN104944580 B CN 104944580B
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Abstract
The present invention relates to a kind of sewage diposal area for vertically multistage AO ecological sewage treatments pond, treatment region is made up of the sludge blanket, anaerobic layer, anoxic layer and the aerobic layer that overlap successively from bottom to top, a plurality of septal areas are separated to form by crisscross dividing plate in treatment region, dividing plate top is located at the intersection of the aerobic layer and anoxic layer；Ballast plate is covered with the top of each septal area, and each ballast plate is equipped with least one through hole.The structure setting of the ballast plate of the present invention manufactures certain resistance to the sewage for flowing up, so that sewage forms convection current between anaerobic layer and anoxic layer, extend anaerobic degradation of the sewage in anaerobic layer and the anti-nitration reaction time in anoxic layer so that anerobic sowage degraded and denitrification are more complete；And the through hole on ballast plate is arranged so that sewage quickly can be spread in aerobic layer, so as to improve the efficiency of Organic substance aerobic degradation, nitrification, reduce the load of follow-up sewage disposal operation, improve the efficiency and quality of overall sewage disposal.
Description
Technical field
The present invention relates to a kind of sewage sewage diposal area for the treatment of tank, particularly relates to a kind of for vertically multistage AO lifes
The sewage diposal area of state treatment tank.
Background technology
Vertically the main body structures in multistage AO ecological sewage treatments pond are pond of the depth of water more than 6 meters.Its main body by
Sludge stabilization and storage area, anaerobic layer, anoxic layer, aerobic zone, plant speciess growing area etc. are vertical（From bottom to top）It is formed by stacking.It is one
Individual by biology（Such as：Antibacterial, algae, protozoacide, metazoa, water plant, high aquatic animal）And it is abiotic（Illumination,
Wind, temperature, Organic substance, pH value, dissolved oxygen, N and P nutrients etc.）The artificial ecological system that part is constituted.
The top of each septal area of the sewage diposal area in existing vertically multistage AO ecological sewage treatments pond is uncovered structure,
Aerobic zone is flowed to by anoxic layer directly by the sewage flowed by bottom up, sewage is in anaerobic layer and anoxic layer residence time
Relatively short, anaerobic degradation of the sewage in anaerobic layer and the anti-nitration reaction time in anoxic layer short, if wastewater influent flow is big,
Then it is susceptible to react incomplete situation, and then affects the treatment effect of sewage.For this purpose, existing vertically multistage AO
The flow of inlet water of the sewage diposal area in ecological sewage treatment pond needs the depth for being restricted or needing to greatly increase water inlet,
The sewage treatment capacity for the treatment of tank is limited or construction cost is higher.
Content of the invention
The present invention provides a kind of sewage diposal area for vertically multistage AO ecological sewage treatments pond, to overcome existing dirt
The problem that the sewage treatment capacity of the treatment tank that water treatment zone is present is limited or construction cost is higher.
The present invention is adopted the following technical scheme that：
For the sewage diposal area in vertically multistage AO ecological sewage treatments pond, treatment region is by the dirt for overlapping successively from bottom to top
Mud layer, anaerobic layer, anoxic layer and aerobic layer are constituted, and are separated to form a plurality of septal areas by crisscross dividing plate in treatment region, every
Top of the plate end is located at the intersection of the aerobic layer and anoxic layer；Ballast plate is covered with the top of each septal area, and each ballast plate is all provided with
There is at least one through hole.
Further：
Each above-mentioned through hole is up big and down small taper hole shape.Preferably following two kinds with glove on through hole：One is, each
Above-mentioned through hole has set up a baffle, and two bullet integrally connecteds of the baffle by tip upwardly and downwardly are constituted, and are led
The lower cone wall of fluid is roughly the same with the gradient of through hole hole wall；Baffle can be hollow-core construction, and baffle mounted inside has
Oxygen type filler and/or oxygen-starved filler, baffle are also equipped for connecting the aerated conduit of steam line and constitute aeration
Structure.Further, the lower cone wall and/or through hole hole wall of baffle is provided with spiral salient or helical groove.Two are, Mei Yishang
State and above through hole, be configured with the conventional aerator of prior art, the aerator is assemblied in above-mentioned ballast plate.
Above-mentioned treatment region is equipped with water inlet system, the water inlet system include main pipeline and connect with main pipeline a plurality of
Subtube, the end that the main pipeline is connected with the subtube are embedded in the lower section for the treatment of tank, and the upper end of subtube is through dirt
Water treating pond bottom of pond simultaneously extends to the top of sludge blanket straight up.
In addition, each septal area is each equipped with least one above-mentioned subtube.Further, each septal area is each configured with one
Individual above-mentioned subtube, subtube are located at septal area bottom of pond center, and the outlet of subtube is opened on subtube tip side wall, this
The structure setting of sample is conducive to the uniform diffusion of sewage.Additionally, each subtube is each equipped with an electrodynamic valve and an Electromagnetic Flow
Meter, to realize Automated condtrol wastewater influent amount.
From the above-mentioned description to present configuration, compared to the prior art, the invention has the advantages that：The present invention
The structure setting of ballast plate manufacture certain resistance to the sewage that flows up so that sewage is between anaerobic layer and anoxic layer
Convection current is formed, so as to extend anaerobic degradation time of the sewage in anaerobic layer and the anti-nitration reaction time in anoxic layer so that dirty
Water anaerobic degradation and denitrification are more complete, and the COD clearances of sewage improve 30～40%, and the clearance of total nitrogen improves 25～
45%；And the through-hole structure on ballast plate is arranged so that sewage quickly can be spread in aerobic layer, good so as to improve Organic substance
Oxygen degraded, the efficiency of nitrification, and then the wastewater treatment efficiency of single AAO process is effectively improved, reduce follow-up sewage disposal operation
Load, improve the efficiency of overall sewage disposal.
Additionally, the pipeline major part of the sewage diposal area of the present invention is embedded in underground, sewage purification has both been not take up anti-
The space that answers, is also beneficial to the protection of pipeline so that pipeline is not subject to external force destruction, reduces pipeline and is corroded rotten journey
Degree, so that effectively extend the service life of pipeline.And the substantially constant temperature of underground causes sewage to enter in treatment tank pond
Before can be adjusted, be allowed to roughly the same with the water temperature in pond, be conducive to sewage efficiently to react in pond, also favorably
In the stable living environment for keeping ecosystem in the constant of pool inner water temperature, and then guarantee pond, dirty water purification effect is also ensure that
Rate.
Description of the drawings
Cross section structure diagrams of the Fig. 1 for the ecological sewage treatment pond of embodiment one.
Fig. 2 is the enlarged drawing of the local A in Fig. 1.
Cross section structure diagrams of the Fig. 3 for the ecological sewage treatment pond of embodiment two.
Fig. 4 is the enlarged drawing of the local B in Fig. 3.
Cross section structure diagrams of the Fig. 5 for the ecological sewage treatment pond of embodiment three.
Fig. 6 is the enlarged drawing of the Local C in Fig. 5.
Specific embodiment
The specific embodiment of the present invention is described with reference to the accompanying drawings.
Embodiment one
With reference to Fig. 1, Fig. 2, for the sewage diposal area in vertically multistage AO ecological sewage treatments pond, treatment region 1 is by from lower
On the sludge blanket 11, anaerobic layer 12, anoxic layer 13 and the aerobic layer 14 that overlap successively constitute, in treatment region 1 by crisscross every
Plate 15 is separated to form a plurality of septal areas 10, and 15 top of dividing plate is located at the intersection of the aerobic layer 14 and anoxic layer 13；Each every
Ballast plate 16 is covered with the top of area 10, and each ballast plate 16 is equipped with least three through holes 160, and through hole 160 is up big and down small
Taper hole shape.The structure setting of ballast plate 16 manufactures certain resistance to the sewage for flowing up so that sewage is in anaerobic layer 12
Convection current is formed and anoxic layer 13 between, so as to extend anaerobic degradation time of the sewage in anaerobic layer 12 and the anti-nitre in anoxic layer 13
Change the response time so that anerobic sowage degraded and denitrification are more complete, the COD clearances of sewage improve 30～40%, total nitrogen
Clearance improves 25～45%；And 160 structure setting of through hole on ballast plate 16 so that sewage can be quick in aerobic layer 14
Diffusion, so as to improve the efficiency of Organic substance aerobic degradation, nitrification, and then is effectively improved the wastewater treatment efficiency that single AAO is processed,
Reduce the load of follow-up sewage disposal operation, improve the efficiency of overall sewage disposal.
In addition, with continued reference to Fig. 1, Fig. 2, above-mentioned each above-mentioned through hole 160 sets up a baffle 161, the baffle
161 two bullet integrally connecteds by tip upwardly and downwardly are constituted, the lower cone wall of baffle 161 and 160 hole wall of through hole
Gradient is roughly the same.The baffle 161 of present embodiment is solid construction, and the lower cone wall ring of baffle 161 is furnished with spiral prominence
Play 162, the setting of the spiral salient 162 is capable of the sewage of convection current via through holes 160 and plays certain guide functions, is allowed to form one
Fixed rotating flow, further improves diffusion velocity of the sewage in aerobic layer 14.The sludge that aerobic layer 14 is produced when settling downwards,
Sludge can enter anoxic layer 13 along baffle 161 and 160 hole wall of through hole, and then be settled down to sludge blanket 11.
Additionally, with continued reference to Fig. 1, above-mentioned treatment region 1 is equipped with water inlet system 2, the water inlet system 2 include main pipeline 21 with
And a plurality of subtubes 22 connected with main pipeline 21, the end that the main pipeline 21 is connected with the subtube 22 is embedded at sewage
The lower section in reason pond 3.The upper end of subtube 22 extends to through 3 bottom of pond for the treatment of tank and straight up detesting above sludge blanket 11
Oxygen layer 12.In addition, each above-mentioned septal area 10 is each configured with an above-mentioned subtube 22, subtube 22 is in 10 bottom of pond of septal area
At the heart, the outlet of subtube 22 is opened on 22 tip side wall of subtube, and in the flow direction such as Fig. 1 of sewage, subtube 22 is pushed up
Shown in the arrow of end both sides is pointed to；This is conducive to sewage water distribution of regional in the septal area 10 uniform.Additionally, each subtube
22 are each equipped with an electrodynamic valve and an electromagnetic flowmeter 221, to realize Automated condtrol wastewater influent amount.At the sewage of the present invention
The pipeline major part in reason area 1 is embedded in underground, has both been not take up the space of sewage purification reaction, has been also beneficial to the guarantor of pipeline
Shield so that pipeline is not subject to external force destruction, reduces pipeline and is corroded rotten degree, so as to effectively extend the use longevity of pipeline
Life.And the substantially constant temperature of underground causes sewage be adjusted before entering in treatment tank 3 pond, be allowed to in pond
Water temperature is roughly the same, is conducive to sewage efficiently to react in pond, is also beneficial to constant, the Jin Erbao for keeping pool inner water temperature
In card pond, the stable living environment of ecosystem, also ensure that the purification efficiency of sewage.
Embodiment two
Present embodiment is with one difference of embodiment：With reference to Fig. 3, Fig. 4, the baffle 161 of present embodiment
For hollow-core construction, and 161 epicone wall ring of baffle is furnished with some ventholes 167, and 161 times cone wall rings of baffle are furnished with some mistakes
Water hole, or as shown in Figure 3, Figure 4, water hole 163 are located at baffle 161 bottom, and the mounted inside of baffle 161 has aerobic
Type filler 164 and/or oxygen-starved filler 164, baffle 161 are also equipped for connecting the aerated conduit 165 of steam line
And constitute aeration structure.The air that aerated conduit 165 is blasted is discharged upwards by venthole 167, and is flowed up by anoxic layer 13
Sewage also can by water hole 163 enter baffle 161 in, enter baffle 161 in sludge can also pass through water hole 163
Discharge.
Embodiment three
Present embodiment is with one difference of embodiment：With reference to Fig. 5, Fig. 6, the aeration structure of present embodiment is adopted
With the conventional aerator 17 of prior art, aerator 17 is above each through hole 160, and the aerator 17 is assemblied in
On above-mentioned ballast plate 16.In addition, with reference to Fig. 6,160 hole wall of through hole is also laid with helical groove 166, the setting of helical groove 166
The sewage for being capable of convection current via through holes 160 plays certain guide functions, is allowed to form certain rotating flow, further improves sewage
Diffusion velocity in aerobic layer 14.
The specific embodiment of the present invention is above are only, but the design concept of the present invention is not limited thereto, all utilize this
Design carries out the change of unsubstantiality to the present invention, all should belong to the behavior for invading the scope of the present invention.
Claims (8)
1. the sewage diposal area in vertically multistage AO ecological sewage treatments pond is used for, and treatment region is by the dirt for overlapping successively from bottom to top
Mud layer, anaerobic layer, anoxic layer and aerobic layer are constituted, in treatment region by crisscross vertical clapboard be separated to form a plurality of every
Area, dividing plate top are located at the intersection of the aerobic layer and anoxic layer；It is characterized in that：Be covered with the top of each septal area every
Stream plate, refers to the intersection of aerobic layer and anoxic layer at the top of the septal area；Each cutoff board is equipped with least one through hole；Per
Through hole described in one is up big and down small taper hole shape；Each through hole has set up a baffle, and the baffle is by tip court
Upper and two bullet integrally connecteds directed downwardly are constituted, and the lower cone wall of baffle is roughly the same with the gradient of through hole hole wall.
2. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 1, it is characterised in that：
The lower cone wall and/or the through hole hole wall of the baffle is provided with spiral salient or helical groove.
3. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 1, it is characterised in that：
The baffle is hollow-core construction, and baffle mounted inside has aerobic filler and/or oxygen-starved filler, baffle also to match somebody with somebody
It is provided with for connecting the aerated conduit of steam line.
4. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 1, it is characterised in that：
Aerator is configured with above each through hole, and aerator is assemblied in the cutoff board.
5. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 1, it is characterised in that：
The treatment region is equipped with water inlet system, a plurality of subtubes that the water inlet system is included main pipeline and connected with main pipeline,
The end that the main pipeline is connected with the subtube is embedded in the lower section for the treatment of tank, and treatment tank is run through in the upper end of subtube
Bottom of pond simultaneously extends to the top of sludge blanket straight up.
6. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 5, it is characterised in that：
Each septal area is each equipped with subtube described at least one, and subtube is distributed in septal area bottom of pond.
7. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 5, it is characterised in that：
Each subtube is each equipped with an electrodynamic valve and an electromagnetic flowmeter.
8. the sewage diposal area for vertically multistage AO ecological sewage treatments pond as described in claim 5, it is characterised in that：
The outlet of each subtube is opened on subtube tip side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510295674.3A CN104944580B (en) | 2015-06-03 | 2015-06-03 | Sewage diposal area for vertically multistage AO ecological sewage treatments pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510295674.3A CN104944580B (en) | 2015-06-03 | 2015-06-03 | Sewage diposal area for vertically multistage AO ecological sewage treatments pond |
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| CN104944580A CN104944580A (en) | 2015-09-30 |
| CN104944580B true CN104944580B (en) | 2017-03-15 |
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| CN105948252B (en) * | 2016-06-23 | 2019-11-05 | 李相文 | Up flow type activated sludge biological film oxidation ditch organic sewage treatment process and its system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2156184Y (en) * | 1993-05-20 | 1994-02-16 | 赵秉森 | Deep aerator |
| CN101676226A (en) * | 2008-09-16 | 2010-03-24 | 北京市水利科学研究所 | Three-dimensional waterbody circular oxygenation purification plant and method |
| CN102249398A (en) * | 2011-05-27 | 2011-11-23 | 董文艺 | Gas distributor of biological aerated filter |
| CN102659244B (en) * | 2012-05-22 | 2013-07-31 | 苏州科技学院 | Integrated internal circulation type denitrification and decarburization bio-membrane reactor and operating method thereof |
| CN203461907U (en) * | 2013-09-05 | 2014-03-05 | 重庆市亚太环保工程技术设计研究所有限公司 | Fluid combined purifying system with backflushing function |
| CN104193073B (en) * | 2014-07-21 | 2015-10-14 | 上海禾元环保集团有限公司 | The ecologic assemblage treatment system of the vertical AAO of the horizontal multistage AO-of sewage |
| CN203999137U (en) * | 2014-07-21 | 2014-12-10 | 上海禾元环保集团有限公司 | The automatic water distribution system of ecologic assemblage technique |
| CN204661406U (en) * | 2015-06-03 | 2015-09-23 | 福建广汇龙环保科技有限公司 | For the sewage diposal area in vertical multistage AO ecological sewage treatment pond |
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Effective date of registration: 20180118 Address after: No. 4 group 35, Mau village, Zhun drum Township, Qianwei County, Sichuan Province Patentee after: Tang Hongjun Address before: 362700 Shishi science and Technology Park, Fujian, Shandong Province, the science and Technology Park on both sides of the Strait of science and technology incubator base, floor four, building Patentee before: FUJIAN GUANGHUILONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20180416 Address after: 362712 1 innovation and entrepreneurship center, 7 Xin Qiang Road, hi tech Zone, Shishi, Quanzhou, Fujian. Patentee after: FUJIAN GUANGHUILONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: No. 4 group 35, Mau village, Zhun drum Township, Qianwei County, Sichuan Province Patentee before: Tang Hongjun |
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Address after: Floor 5, No. 1 Xiangjiang Road, Baogai Town, Shishi City, Quanzhou City, Fujian Province, 362714 Patentee after: FUJIAN GUANGHUILONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: 362712 Building 1, innovation and entrepreneurship center, No.7, Xinqiang Road, high tech Zone, Xiangzhi Town, Shishi City, Quanzhou City, Fujian Province Patentee before: FUJIAN GUANGHUILONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
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