CN204981473U - A central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal - Google Patents
A central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal Download PDFInfo
- Publication number
- CN204981473U CN204981473U CN201520181992.2U CN201520181992U CN204981473U CN 204981473 U CN204981473 U CN 204981473U CN 201520181992 U CN201520181992 U CN 201520181992U CN 204981473 U CN204981473 U CN 204981473U
- Authority
- CN
- China
- Prior art keywords
- aerobic
- zone
- multibucket
- central island
- district
- 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.)
- Expired - Fee Related
Links
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model relates to a sewage nitrogen and phosphorus removal reactor discloses a central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal, including the settling zone, be equipped with the sedimentation tank on the settling zone. The utility model discloses a sedimentation tank of center island multibucket structure, inside each functional areas link to each other, two sink ponds and realize the backward flow certainly of mud with what central island form appeared, the disturbance of good oxygen aeration to the sedimentation tank had both been avoided, the hindrance effect that the aeration convection cell flows has been reduced again, make muddy water the reactor water conservancy diversion not only fully but also even and muddy water during through the sedimentation tank mud and separation of water not thorough, this reactor compact structure, save the return sludge pump, small area occupation, the cost is greatly reduced, and work simplification, nitrogen and phosphorus removal efficiency is higher.
Description
Technical field
The utility model relates to a kind of sewage denitrification and dephosphorization reactor, particularly relates to a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing.
Background technology
In recent years, integrated sewage disposal technique is developed rapidly due to features such as its floor space are little, energy consumption is low, structure is simple, and it utilizes rational arrangement space, and the technique such as aeration, precipitation is integrated, and completes the non-stop run of technique.
Just be mainly at the existing integrated sewage water denitrification dephosphorization apparatus of investigation and application and technique thereof both at home and abroad: by anoxic, aerobic and precipitate form A/O integral process, the integrated oxidation ditch with phosphorus removal functional and precipitation function, membrane module is placed in the integrated film device in bio-reactor, the SBR technique being completed whole sewage treatment process by regulation time order and the MSBR etc. combined with SBR by membrane module.But above-mentioned existing integrated sewage water denitrification dephosphorization apparatus and technique thereof mainly exist, and Integration Design is lower, processing method is more complicated, muddy water is separated thoroughly with water through settling tank mud at not only insufficient but also the uneven and muddy water of reactor Inner guide, denitrogenation dephosphorizing usefulness is lower, floor space is comparatively large and run, to safeguard and capital cost makes more greatly the shortcoming that cost is higher.
Summary of the invention
It is lower mainly to there is Integration Design for integrated sewage water denitrogenation dephosphorizing reactor in prior art in the utility model, processing method is more complicated, denitrogenation dephosphorizing usefulness is lower, muddy water is reactor Inner guide is not only insufficient but also uneven and muddy water is separated not thorough through settling tank mud with water, middle flow process and auxiliary facility more, floor space is comparatively large and run, maintenance and capital cost make more greatly the shortcoming that cost is higher, a kind of Highgrade integration is provided to design, work simplification, denitrogenation dephosphorizing usefulness is higher, muddy water at reactor Inner guide not only fully but also evenly and muddy water is separated thoroughly through settling tank mud with water, less and the central island multibucket sediment structure for novel all-in-one sewage denitrification and dephosphorization greatly reduced costs of floor space.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
A kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing, comprise the settling region being located at denitrogenation dephosphorizing reactor center, settling region is provided with settling tank, settling tank center is provided with bucket type outlet, muddy water mixed solution flow to settling tank and carries out mud, water separation, mud is discharged from bucket type outlet, and water flows out to the back-end from the front end of settling tank.
This is used for novel all-in-one sewage denitrification and dephosphorization reactor and adopts Highgrade integration design, inner each functional zone are connected, aerobic-anaerobic-anaerobic process are achieved in same reactor, reach the usefulness simultaneously realizing nitrification-denitrification and biological phosphate-eliminating in same reactor assembly.
This is used for the central island multibucket sediment structure compact construction of novel all-in-one sewage denitrification and dephosphorization, structures and equipment few, system can realize mud automatic back flow and without the need to building second pond in addition, floor space can be saved and reduce capital cost, save sludge reflux pump, minimizing equipment purchasing, operation and maintenance take, and make work simplification, greatly reduce cost.
As preferably, be provided with oxygen-starved area, aerobic zone, mixing zone, anaerobic zone outside settling region, oxygen-starved area, aerobic zone, settling region, mixing zone, anaerobic zone are arranged in order.In order to reach the object of dephosphorization, anaerobic zone is set at the intersection of oxygen-starved area outlet and mixing zone.
As preferably, anaerobic zone is located at the intersection of oxygen-starved area outlet and mixing zone.
As preferably, aerobic zone comprises aerobic aeration district, aerobic overcurrent district, and oxygen-starved area, aerobic aeration district, aerobic overcurrent district, settling region, mixing zone, anaerobic zone are arranged in order.
As preferably, adopt Airlift aeration aerobic zone to be divided into aerobic aeration district and aerobic overcurrent district, both avoided the disturbance of aerobic aeration to settling tank, and turn reduced the resistance of aeration fluid flow.
Adopt Airlift aeration, not only can reduce the resistance to flow of mixed solution in device, and the turbulent flow longitudinally can be promoted, make mixed solution Homogeneous phase mixing.
As preferably, anaerobic zone is anaerobic biological selector or anaerobic biochemical reaction district.According to actual needs using anaerobic zone as anaerobic biological selector or anaerobic biochemical reaction district.
As preferably, be provided with movable training wall between mixing zone and aerobic zone, movable training wall is connected in aerobic aeration district, and movable training wall is provided with opening, and opening is positioned at the junction region of oxygen-starved area outlet and mixing zone.
As preferably, oxygen-starved area, aerobic overcurrent district, anaerobic zone are equipped with speed governing return stirring device.
As preferably, oxygen-starved area is provided with flow deflector.Flow deflector be provided with the circulation cycle helping muddy water mixed solution.
Novel all-in-one process for removing nitrogen and phosphor from sewage comprises suddenly:
A, former water enter anaerobic zone through peristaltic pump, muddy water mixed solution is formed after fully being mixed with former water by backflow sewage by speed governing return stirring device, muddy water mixed solution enters oxygen-starved area, then from oxygen-starved area annular return to anaerobic zone, then enters in aerobic overcurrent district and form circulation cycle;
B, aerobic aeration district adopt Airlift aeration to carry out oxygenation to muddy water mixed solution, promote the turbulent flow on muddy water mixed solution longitudinally, make muddy water mixed solution Homogeneous phase mixing; The muddy water mixed solution of oxygenation flow to the settling tank of settling region from aerobic overcurrent district, in settling tank, mud is carried out in muddy water layering, water is separated, and water is discharged from the overflow weir on settling tank top, and mud automatic back flow is to aerobic overcurrent district.
Former water flooding velocity is 20L/h, and hydraulic detention time is 20h, and sludge age is 15 days, and the mass concentration of the overflow weir discharge water from settling tank top after mud, water are separated is 5 ~ 15mg/L.COD clearance reaches 95%, ammonia nitrogen removal frank reaches 95%, the average removal rate of total nitrogen and total phosphorus is respectively 80% and about 90%, treatment effect is reliable and stable, effluent quality is better, meets national sewage comprehensive emission standard (GB18918-2002) primary standard (B) regulation completely.
In reactor assembly, biophase is when abundant, and its change has certain regularity, is applicable to microbial growth, is beneficial to and improves sanitary sewage disposal usefulness.
This novel all-in-one denitrification dephosphorization technique is a kind of novel process improving renewal on the basis of integrated OCO technique, it had both used for reference the advantage that oxidation ditch and OCO self-circulation in reactor realize dephosphorization denitrogenation, the second pond simultaneously by presenting with central island form realize mud from backflow.
The utility model is owing to have employed above technical scheme, there is significant technique effect: the settling tank adopting central island multibucket structure, inner each functional zone are connected, aerobic-anaerobic-anaerobic process are achieved in same reactor, reach the usefulness simultaneously realizing nitrification-denitrification and biological phosphate-eliminating in same system, by Airlift aeration, oxygenation is carried out to muddy water mixed solution, the second pond presented with central island form is to realize the backflow certainly of mud, both the disturbance of aerobic aeration to settling tank had been avoided, turn reduce the inhibition of aeration fluid flow, make muddy water at reactor Inner guide not only fully but also evenly and muddy water is separated not thorough through settling tank mud with water, this structure of reactor is compact, save sludge reflux pump, floor space is less, greatly reduce costs, and work simplification, denitrogenation dephosphorizing usefulness is higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model for the central island multibucket sediment structure embodiment of novel all-in-one sewage denitrification and dephosphorization.
Fig. 2 is the sectional view of Fig. 1.
Fig. 3 is the structural representation of the utility model settling tank embodiment.
Fig. 4 is the sectional view of Fig. 3.
The toponym that in accompanying drawing, each number designation refers to is as follows: 1-anaerobic zone, 2-oxygen-starved area, 3-aerobic aeration district, 4-aerobic overcurrent district, 5-mixing zone, 6-settling region, 7-movable training wall, 8-speed governing return stirring device, 9-flow deflector, 60-settling tank, the outlet of 600-bucket type.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment 1
A kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing, as Figure 1-4, comprise the settling region 6 being located at denitrogenation dephosphorizing reactor center, settling region 6 is provided with settling tank 60, settling tank 60 center is provided with bucket type outlet 600, muddy water mixed solution flow to settling tank 6 and carries out mud, water separation, and mud is discharged from bucket type outlet 600, and water flows out to the back-end from the front end of settling tank 6.
Be provided with oxygen-starved area 2, aerobic zone, mixing zone 5, anaerobic zone 1 outside settling region, oxygen-starved area 2, aerobic zone, settling region 6, mixing zone 5, anaerobic zone 1 are arranged in order.In order to reach the object of dephosphorization, anaerobic zone 1 is set at the intersection of oxygen-starved area 2 outlet and mixing zone 5.
Anaerobic zone 1 is located at oxygen-starved area 2 and exports the intersection with mixing zone 5.
Aerobic zone comprises aerobic aeration district 3, aerobic overcurrent district 4, and oxygen-starved area 2, aerobic aeration district 3, aerobic overcurrent district 4, settling region 6, mixing zone 5, anaerobic zone 1 are arranged in order.
Airlift aeration is adopted aerobic zone to be divided into aerobic aeration district 3 and aerobic overcurrent district 4.Adopt Airlift aeration, not only can reduce the resistance to flow of mixed solution in device, and the turbulent flow longitudinally can be promoted, make mixed solution Homogeneous phase mixing.
Anaerobic zone 1 is anaerobic biological selector or anaerobic biochemical reaction district.According to actual needs using anaerobic zone 1 as anaerobic biological selector or anaerobic biochemical reaction district.
Be provided with movable training wall 7 between mixing zone 5 and aerobic zone, movable training wall 7 is connected in aerobic aeration district 3, and movable training wall 7 is provided with opening, and opening is positioned at oxygen-starved area 2 and exports the junction region with mixing zone 5.
Oxygen-starved area 2, aerobic overcurrent district 4, anaerobic zone 1 are equipped with speed governing return stirring device 8.
Oxygen-starved area 2 is provided with flow deflector 9.Flow deflector 9 be provided with the circulation cycle helping muddy water mixed solution.
This central island multibucket sediment structure being used for novel all-in-one sewage denitrification and dephosphorization adopts Highgrade integration design, inner each functional zone are connected, aerobic-anaerobic-anaerobic process are achieved in same reactor, reach the usefulness simultaneously realizing nitrification-denitrification and biological phosphate-eliminating in same reactor assembly.
This is used for the central island multibucket sediment structure compact construction of novel all-in-one sewage denitrification and dephosphorization, structures and equipment few, system can realize mud automatic back flow and without the need to building second pond in addition, floor space can be saved and reduce capital cost, save sludge reflux pump, minimizing equipment purchasing, operation and maintenance take, and make work simplification, greatly reduce cost.
Novel all-in-one process for removing nitrogen and phosphor from sewage step comprises:
A, former water enter anaerobic zone 1 through peristaltic pump, muddy water mixed solution is formed after fully being mixed with former water by backflow sewage by speed governing return stirring device 8, muddy water mixed solution enters oxygen-starved area 2, then from oxygen-starved area 2 annular return to anaerobic zone 1, then enters in aerobic overcurrent district 4 and form circulation cycle;
B, aerobic aeration district 3 adopt Airlift aeration to carry out oxygenation to muddy water mixed solution, promote the turbulent flow on muddy water mixed solution longitudinally, make muddy water mixed solution Homogeneous phase mixing; The muddy water mixed solution of oxygenation flow to the settling tank 60 of settling region 6 from aerobic overcurrent district 4, in settling tank 60, mud is carried out in muddy water layering, water is separated, and water is discharged from the overflow weir on settling tank 60 top, and mud automatic back flow is to aerobic overcurrent district 4.
In above-mentioned steps, former water flooding velocity is 20L/h, and hydraulic detention time is 20h, and sludge age is 15 days, and the mass concentration of the overflow weir discharge water from settling tank 60 top after mud, water are separated is 5 ~ 15mg/L.COD clearance reaches 95%, ammonia nitrogen removal frank reaches 95%, and the average removal rate of total nitrogen and total phosphorus is respectively 80% and about 90%, and treatment effect is reliable and stable, effluent quality is better, meets national sewage comprehensive emission standard GB18918-2002 primary standard B completely and specifies.
In reactor assembly, biophase is when abundant, and its change has certain regularity, is applicable to microbial growth, is beneficial to and improves sanitary sewage disposal usefulness.
This novel all-in-one denitrification dephosphorization technique is a kind of novel process improving renewal on the basis of integrated OCO technique, it had both used for reference the advantage that oxidation ditch and OCO self-circulation in reactor realize dephosphorization denitrogenation, the second pond simultaneously by presenting with central island form realize mud from backflow.
In a word, the foregoing is only preferred embodiment of the present utility model, all equalizations done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.
Claims (9)
1. the central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing, it is characterized in that: comprise the settling region (6) being located at denitrogenation dephosphorizing reactor center, settling region (6) is provided with settling tank (60), settling tank (60) center is provided with bucket type outlet (600), muddy water mixed solution flow to settling tank (6) and carries out mud, water separation, mud is discharged from bucket type outlet (600), and water flows out to the back-end from the front end of settling tank (6).
2. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to claim 1, it is characterized in that: be provided with oxygen-starved area (2), aerobic zone, mixing zone (5), anaerobic zone (1) outside settling region, oxygen-starved area (2), aerobic zone, settling region (6), mixing zone (5), anaerobic zone (1) are arranged in order.
3. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to claim 2, is characterized in that: anaerobic zone (1) is located at the intersection of oxygen-starved area (2) outlet and mixing zone (5).
4. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to claim 2, it is characterized in that: aerobic zone comprises aerobic aeration district (3), aerobic overcurrent district (4), oxygen-starved area (2), aerobic aeration district (3), aerobic overcurrent district (4), settling region (6), mixing zone (5), anaerobic zone (1) are arranged in order.
5. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to claim 4, is characterized in that: adopt Airlift aeration aerobic zone to be divided into aerobic aeration district (3) and aerobic overcurrent district (4).
6. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to Claims 2 or 3 or 4, is characterized in that: anaerobic zone (1) is anaerobic biological selector or anaerobic biochemical reaction district.
7. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to claim 4, it is characterized in that: between mixing zone (5) and aerobic zone, be provided with movable training wall (7), movable training wall (7) is connected in aerobic aeration district (3), movable training wall (7) is provided with opening, and opening is positioned at the junction region of oxygen-starved area (2) outlet and mixing zone (5).
8. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to claim 4, is characterized in that: oxygen-starved area (2), aerobic overcurrent district (4), anaerobic zone (1) are equipped with speed governing return stirring device (8).
9. a kind of central island multibucket sediment structure for integrated sewage water denitrogenation dephosphorizing according to Claims 2 or 3 or 4 or 7 or 8, is characterized in that: oxygen-starved area (2) are provided with flow deflector (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181992.2U CN204981473U (en) | 2015-03-27 | 2015-03-27 | A central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181992.2U CN204981473U (en) | 2015-03-27 | 2015-03-27 | A central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204981473U true CN204981473U (en) | 2016-01-20 |
Family
ID=55115860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520181992.2U Expired - Fee Related CN204981473U (en) | 2015-03-27 | 2015-03-27 | A central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204981473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723545A (en) * | 2021-01-25 | 2021-04-30 | 武汉光谷环保科技股份有限公司 | Sludge self-refluxing structure and sewage treatment device and method |
-
2015
- 2015-03-27 CN CN201520181992.2U patent/CN204981473U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723545A (en) * | 2021-01-25 | 2021-04-30 | 武汉光谷环保科技股份有限公司 | Sludge self-refluxing structure and sewage treatment device and method |
| CN112723545B (en) * | 2021-01-25 | 2023-10-27 | 武汉光谷环保科技股份有限公司 | Sludge self-backflow structure and sewage treatment device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104030443B (en) | A kind of intensified denitrification and dephosphorization of urban sewage system and treatment process thereof based on fine-grained management | |
| CN103482820B (en) | AAO-biological contact oxidation strengthened nitrogen and phosphorus removal integrated device and method | |
| CN104724827A (en) | Integrated sewage nitrogen removal and phosphorous removal reactor and process method thereof | |
| CN201313860Y (en) | Integrated aeration-sedimentation aerobic reactor | |
| CN205258127U (en) | Circulatory flow loop type multistage sludge -biofilm intergrowth combined type bioreactor | |
| CN105254008A (en) | Circulation flow ring-shaped multi-section soil film symbiotic combined type bio-reactor and sewage treatment process thereof | |
| CN201530770U (en) | Deepwater combination biological treatment facility | |
| CN103395948B (en) | Z-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank | |
| CN103395950A (en) | V-shape air-stripping technology for removing nitrogen and phosphorus of large and medium-sized sewage processing | |
| CN105293834A (en) | Integrated iods reactor | |
| CN206512058U (en) | A kind of efficient villages and small towns waste water treating and reutilizing device | |
| CN203392986U (en) | V-type integrated sewage treatment pond employing gas stripping reflux and two-stage precipitation | |
| CN102826653B (en) | Denitrification/dephosphorization bioreactor and sewage treatment method with same | |
| CN204625301U (en) | A kind of aerobic-anaerobic-anaerobic structure for integrated sewage water denitrogenation dephosphorizing | |
| CN105084637A (en) | Device for integrating baffling denitrification and dephosphorization and COD degradation | |
| CN101289254B (en) | Membrane bioreactor effluent treatment process for increasing denitrification effect | |
| CN106745736B (en) | C-CBR integrated biological reaction sewage treatment device | |
| CN201313853Y (en) | Biofilm reaction equipment for wastewater treatment | |
| CN201942599U (en) | Integrated sewage treatment device adopting A/A/O micro-aerating oxidation ditch process | |
| CN201890805U (en) | Integrated high-efficient oxidation ditch | |
| CN204981473U (en) | A central island multibucket sediment structure for unifying sewage nitrogen and phosphorus removal | |
| CN114162955B (en) | Multi-point water inlet micro-oxygen circulating type multistage AO-MBR (anaerobic-anoxic-oxic) process sewage treatment system and method | |
| CN204625300U (en) | Integrated sewage water denitrogenation dephosphorizing reactor | |
| CN204625299U (en) | A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing | |
| CN203392987U (en) | Z-type integrated sewage treatment pond employing gas stripping reflux and two-stage precipitation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20170327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |