CN204625299U - A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing - Google Patents
A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing Download PDFInfo
- Publication number
- CN204625299U CN204625299U CN201520175396.3U CN201520175396U CN204625299U CN 204625299 U CN204625299 U CN 204625299U CN 201520175396 U CN201520175396 U CN 201520175396U CN 204625299 U CN204625299 U CN 204625299U
- Authority
- CN
- China
- Prior art keywords
- aerobic
- zone
- flow
- district
- denitrogenation dephosphorizing
- 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
Abstract
The utility model relates to a kind of sewage denitrification and dephosphorization reactor, discloses a kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing, comprises flow deflector, movable training wall, and flow deflector, movable training wall are all located in oxygen-starved area.The utility model adopts the novel all-in-one sewage water denitrification flow-guiding structure of 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 system, make muddy water not only abundant but also even at reactor Inner guide, this structure of reactor is compact, save sludge reflux pump, floor space is less, greatly reduces costs, and work simplification, denitrogenation dephosphorizing usefulness are higher.
Description
Technical field
The utility model relates to a kind of sewage denitrification and dephosphorization reactor, particularly relates to a kind of flow-guiding 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 not only insufficient but also uneven at reactor Inner guide, denitrogenation dephosphorizing usefulness is lower, floor space is comparatively large and operation, maintenance and capital cost make 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 denitrification dephosphorization apparatus and technique thereof in prior art in the utility model, processing method is more complicated, muddy water is not only insufficient but also uneven at reactor Inner guide, denitrogenation dephosphorizing usefulness is lower, 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 is not only abundant but also even at reactor Inner guide, less and the flow-guiding 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 flow-guiding structure for integrated sewage water denitrogenation dephosphorizing, comprise flow deflector, movable training wall, flow deflector, movable training wall are all located in the oxygen-starved area in denitrogenation dephosphorizing reactor, movable training wall is connected on the aerobic zone in denitrogenation dephosphorizing reactor, aerobic zone is positioned at inside oxygen-starved area, movable training wall is provided with opening, and opening part is provided with the mixing zone be communicated with aerobic zone, and oxygen-starved area outlet is provided with anaerobic zone with the intersection of mixing zone.
Flow deflector be provided with the circulation cycle helping muddy water mixed solution.
In order to reach the object of dephosphorization, anaerobic zone is set at the intersection of oxygen-starved area outlet and mixing zone.
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 flow-guiding 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, oxygen-starved area, aerobic zone, anaerobic zone are equipped with speed governing return stirring device.
As preferably, flow deflector profile and oxygen-starved area profile are the annular matched.
As preferably, aerobic zone comprises aerobic aeration district, aerobic overcurrent district, and mixing zone is communicated with aerobic overcurrent district.
As preferably, the speed governing return stirring device on aerobic zone is located in aerobic overcurrent district.
As preferably, Airlift aeration is adopted aerobic zone to be divided into aerobic aeration district and aerobic overcurrent district.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, exit, oxygen-starved area is provided with mixing zone, and mixing zone is communicated with anaerobic zone, and oxygen-starved area, aerobic aeration district, aerobic overcurrent district, mixing zone, anaerobic zone are arranged in order.
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 settling region between aerobic overcurrent district and mixing zone, settling region is positioned at the center of denitrogenation dephosphorizing reactor, and settling region is bucket type settling tank, settling tank is communicated with 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, aerobic aeration district, aerobic overcurrent district, settling region, mixing zone, anaerobic zone are the annular matched with oxygen-starved area.
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 novel all-in-one sewage water denitrification flow-guiding structure adopting 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 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 not only abundant but also even at reactor Inner guide, 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 flow-guiding structure embodiment of novel all-in-one sewage denitrification and dephosphorization.
Fig. 2 is the sectional view of Fig. 1.
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.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment 1
A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing, as shown in Figure 1-2, comprise flow deflector 9, movable training wall 7, flow deflector 9, movable training wall 7 are all located in the oxygen-starved area 2 in denitrogenation dephosphorizing reactor, movable training wall 7 is connected on the aerobic zone in denitrogenation dephosphorizing reactor, and aerobic zone is positioned at inside oxygen-starved area 2, and movable training wall 7 is provided with opening, opening part is provided with the mixing zone 5 be communicated with aerobic zone, and oxygen-starved area 2 exports and is provided with anaerobic zone 1 with the intersection of mixing zone 5.
Flow deflector 9 be provided with the circulation cycle helping muddy water mixed solution.
Flow deflector 9 profile and oxygen-starved area 2 profile are the annular matched.
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 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.
Oxygen-starved area 2, aerobic zone, anaerobic zone 1 are equipped with speed governing return stirring device 8.
Aerobic zone comprises aerobic aeration district 3, aerobic overcurrent district 4, and mixing zone 5 is communicated with aerobic overcurrent district 4, and speed governing return stirring device 8 is located in aerobic overcurrent district 4.
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.
Exit, oxygen-starved area 2 is provided with mixing zone 5, and mixing zone 5 is communicated with anaerobic zone 1, and oxygen-starved area 2, aerobic aeration district 3, aerobic overcurrent district 4, mixing zone 5, anaerobic zone 1 are arranged in order.
Settling region 6 is provided with between aerobic overcurrent district 4 and mixing zone 5, settling region 6 is positioned at the center of denitrogenation dephosphorizing reactor, settling region 6 is bucket type settling tank 60, settling tank 60 is communicated with 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.
Aerobic aeration district 3, aerobic overcurrent district 4, settling region 6, mixing zone 5, anaerobic zone 1 are the annular matched with oxygen-starved area 2.
This flow-guiding 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 flow-guiding 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 flow-guiding structure for integrated sewage water denitrogenation dephosphorizing, it is characterized in that: comprise flow deflector (9), movable training wall (7), flow deflector (9), movable training wall (7) is all located in the oxygen-starved area (2) in denitrogenation dephosphorizing reactor, movable training wall (7) is connected on the aerobic zone in denitrogenation dephosphorizing reactor, aerobic zone is positioned at inner side, oxygen-starved area (2), movable training wall (7) is provided with opening, opening part is provided with the mixing zone (5) be communicated with aerobic zone, oxygen-starved area (2) outlet is provided with anaerobic zone (1) with the intersection of mixing zone (5).
2. a kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing according to claim 1, is characterized in that: oxygen-starved area (2), aerobic zone, anaerobic zone (1) are equipped with speed governing return stirring device (8).
3. a kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing according to claim 1, is characterized in that: flow deflector (9) profile and oxygen-starved area (2) profile are the annular matched.
4. a kind of flow-guiding 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), mixing zone (5) is communicated with aerobic overcurrent district (4), and speed governing return stirring device (8) is located in aerobic overcurrent district (4).
5. a kind of flow-guiding 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 flow-guiding structure for integrated sewage water denitrogenation dephosphorizing according to claim 3, it is characterized in that: oxygen-starved area (2) exit is provided with mixing zone (5), mixing zone (5) is communicated with anaerobic zone (1), and oxygen-starved area (2), aerobic aeration district (3), aerobic overcurrent district (4), mixing zone (5), anaerobic zone (1) are arranged in order.
7. a kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing according to claim 1 and 2, is characterized in that: anaerobic zone (1) is anaerobic biological selector or anaerobic biochemical reaction district.
8. a kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing according to claim 6, it is characterized in that: between aerobic overcurrent district (4) and mixing zone (5), be provided with settling region (6), settling region (6) is positioned at the center of denitrogenation dephosphorizing reactor, settling region (6) is bucket type settling tank (60), settling tank (60) is communicated with 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.
9. a kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing according to claim 8, is characterized in that: aerobic aeration district (3), aerobic overcurrent district (4), settling region (6), mixing zone (5), anaerobic zone (1) are the annular matched with oxygen-starved area (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175396.3U CN204625299U (en) | 2015-03-26 | 2015-03-26 | A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175396.3U CN204625299U (en) | 2015-03-26 | 2015-03-26 | A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204625299U true CN204625299U (en) | 2015-09-09 |
Family
ID=54044346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175396.3U Expired - Fee Related CN204625299U (en) | 2015-03-26 | 2015-03-26 | A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204625299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724827A (en) * | 2015-03-27 | 2015-06-24 | 杭州拓瑞博科技有限公司 | Integrated sewage nitrogen removal and phosphorous removal reactor and process method thereof |
-
2015
- 2015-03-26 CN CN201520175396.3U patent/CN204625299U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724827A (en) * | 2015-03-27 | 2015-06-24 | 杭州拓瑞博科技有限公司 | Integrated sewage nitrogen removal and phosphorous removal reactor and process method thereof |
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 | |
| CN104724827A (en) | Integrated sewage nitrogen removal and phosphorous removal reactor and process method thereof | |
| CN103482820B (en) | AAO-biological contact oxidation strengthened nitrogen and phosphorus removal integrated device and method | |
| CN201313860Y (en) | Integrated aeration-sedimentation aerobic reactor | |
| CN201530770U (en) | Deepwater combination biological treatment facility | |
| CN205258127U (en) | Circulatory flow loop type multistage sludge -biofilm intergrowth combined type bioreactor | |
| CN105293834A (en) | Integrated iods reactor | |
| CN104512963A (en) | Integral multistage simultaneous nitrification and denitrification biological membrane system denitrification method and device | |
| CN105110467A (en) | Nitrogen and phosphorus removal integrated biological reaction tank operating in multiple modes | |
| CN103395948B (en) | Z-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank | |
| 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 | |
| CN206512058U (en) | A kind of efficient villages and small towns waste water treating and reutilizing device | |
| CN201437522U (en) | Anaerobic hydrolysis and SBR coupling denitrifying dephosphatation device | |
| CN106745736B (en) | C-CBR integrated biological reaction sewage treatment device | |
| CN101289254A (en) | Membrane bioreactor effluent treatment process for increasing denitrification effect | |
| CN102010106A (en) | Integrated high-efficiency oxidation ditch and sewage treatment process thereof | |
| CN201890805U (en) | Integrated high-efficient oxidation ditch | |
| CN201942599U (en) | Integrated sewage treatment device adopting A/A/O micro-aerating oxidation ditch process | |
| CN204625299U (en) | A kind of flow-guiding structure for integrated sewage water denitrogenation dephosphorizing | |
| CN204625300U (en) | Integrated sewage water denitrogenation dephosphorizing reactor | |
| CN106396105A (en) | Multi-mode reaction tank for sewage treatment | |
| 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 | |
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20170326 |