CN105712472A - Combined drop-driven biological rotating disk reactor - Google Patents
Combined drop-driven biological rotating disk reactor Download PDFInfo
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- CN105712472A CN105712472A CN201610275820.0A CN201610275820A CN105712472A CN 105712472 A CN105712472 A CN 105712472A CN 201610275820 A CN201610275820 A CN 201610275820A CN 105712472 A CN105712472 A CN 105712472A
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- rotating disk
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- water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/08—Aerobic processes using moving contact bodies
- C02F3/082—Rotating biological contactors
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a combined drop-driven biological rotating disk reactor which comprises a tank body (1), wherein the tank body (1) comprises a rotating disk region (2) and a drive region (3); a rotating disk (201) is arranged in the rotating disk region (2) through a rotating shaft (6); a drive disk (301) for driving the rotating disk (201) to rotate is arranged in the drive region (3); the liquid level of the drive region (3) is arranged below the drive disk (301); the bottom of the drive region (3) is provided with an auxiliary filler oxidation region (302) for degrading the sewage; and the front end of the auxiliary filler oxidation region (302) is provided with a water outlet tank (303) for controlling the liquid level of the drive region (3). By adopting the drive disk and rotating disk function division, the liquid level of the drive region is on the bottom of the drive disk, thereby eliminating the resistance of water to the drive unit, enhancing the rotation speed of the rotating disk, and obviously enhancing the oxygenation rate. The auxiliary oxidation filler region is utilized to reinforce the removal of organic substances in the sewage, thereby being beneficial to enhancing the nitrification properties of the reactor.
Description
Technical field
The invention belongs to technical field of water pollution control, relate to small rural dispersant type domestic wastewater and process combination type drop driving rotating bio-disc reactor.
Background technology
Current rural scattered domestic sewage, discharge capacity is little, and pollutant levels are high, and dispersion is big, but country sewage pipe network facilities imperfection, focus on difficulty height.Traditional process for town sewage treatment is applied in rural area, and investment is big, operating cost is high, and effect is unstable.Therefore urgently research and development are applicable to rural scattered domestic sewage treatment facility.
The features such as biological rotating disk is as the one of biomembrance process, and attached biomass is big, and organic matter degradation efficiency is high, has certain Nitrification, and capacity of resisting impact load is strong, and sludge output is few, are widely used in medium and small sewage treatment facility.Up to now, biological rotating disk technology both domestic and external drives biological rotating disk and hydro powered biological rotating disk two types to take technology as the leading factor with motor.But motor drives rotating disk to be faced with that noise is big, energy consumption is high for multistage multiaxis rotating biological contactor, the problem of not easy-maintaining.Compared with driving biological rotating disk with motor, hydro powered biological rotating disk has the advantages that energy consumption is low, greatly reduces operating cost.Current hydro powered biological rotating disk many employings rotating disk drives integration, and namely driving device is immersed in the sewage of sewage treatment unit.Owing to the submergence ratio of biological rotating disk is within the scope of 30-45%, driving device is immersed in water to be subject to the drag effects of water, there is rotary resistance big, the problem that rotating speed is low, thus reduces oxygen-transfer efficiency, affects the biological rotating disk treatment efficiency to sewage.
Summary of the invention
Technical problem:The invention provides one both efficient oxygenation strengthening Nitrifications, recycle again the combination type drop driving rotating bio-disc reactor that energy low consumption drives, its simple in construction, the function division adopting driving dish and rotating disk on the one hand reduces driving resistance, increase speed, improve oxygen transfer rate, by driving the auxiliary packing zoneofoxidation strengthening Nitrification in district；Rotate, based on biological rotating disk, the mode that oxygenation adopts drop to drive on the other hand, be kinetic energy by transform gravitational energy, and realize drop two-pass aerating by the mode of air reaeration.
Technical scheme:
A kind of combination type drop drives rotating bio-disc reactor, and including cell body, described cell body includes rotating disk district and drives district；It is provided with rotating disk by rotating shaft in described rotating disk district；It is provided with coaxial with described rotating disk in described driving district, for the driving dish driving described rotating disk to rotate；The liquid level in described driving district is arranged on below described driving dish；Bottom described driving district, it is provided with the auxiliary packing zoneofoxidation of described sewage of degrading, is provided with the effluent trough controlling described driving district liquid level in described auxiliary packing zoneofoxidation front end.
Described rotating disk district and described driving district are separated by dividing plate.
Described driving dish periphery is provided with for being the water storage tank of kinetic energy by institute's contamination water transform gravitational energy.
Arranging effluent weir in antetheca upper end, described rotating disk district, described effluent weir is arranged below deflector.
Being arranged over the high-order cloth tank for the water distribution that drops at described cell body, described high-order cloth tank includes the water outlet triangular-notch weir of the regulation and control water yield and the water conservancy diversion dispersion plate of water conservancy diversion.
Beneficial effect:Compared to the prior art the present invention, has the advantage that
(1) combination type of the present invention drop drives biological rotating disk, adopt the function division of driving dish and rotating disk, owing to the liquid level in driving district is in the bottom of driving dish, eliminate the water resistance to driving device, greatly reduce driving resistance, improve rotary speed, improve aeration rate significantly, be conducive to strengthening Nitrification；
(2) it is positioned at the activity that the auxiliary packing zoneofoxidation biomembrane maintenance driving tray bottom is good, is favorably improved the removal efficiency driving district's dirt organic pollutants, the Nitrification of enhanced reactor；
(3) adopt the mode that drop drives, be kinetic energy by transform gravitational energy, effectively reduce multistage multiaxis rotating disk and drive energy consumption problem, and realize secondary reoxygenation by the mode of air reaeration.
Accompanying drawing explanation
Fig. 1 is the axonometric chart that combination type drop drives biological rotating disk.
Fig. 2 is the top view that combination type drop drives biological rotating disk.
Fig. 3 is the A-A profile that combination type drop drives biological rotating disk.
Fig. 4 is the B-B profile that combination type drop drives biological rotating disk.
Fig. 5 is the high-order cloth tank top view that combination type drop drives biological rotating disk.
Figure has: 1-cell body, 2-rotating disk district, 201-rotating disk, 202-effluent weir, 203-deflector, 3-drive district, 301-driving dish, 311-water storage tank, 302-auxiliary packing zoneofoxidation, 303-effluent trough, 304-outlet pipe, 4-cloth tank, 401-water outlet triangular-notch weir, 402-water conservancy diversion dispersion plate, 5-discharge pipeline, 6-rotating shaft, 7-dividing plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is described in detail:
As shown in Fig. 1 ~ Fig. 4, the combination type drop of the present invention drives rotating bio-disc reactor, including cell body 1, is arranged at the high-order cloth tank 4 above cell body 1 and is arranged at the discharge pipeline 5 bottom cell body 1.Described cell body 1 is divided into rotating disk district 2 and drives district 3, and centre is separated by dividing plate 7.Rotating shaft 6 is crossed rotating disk district 2 and drives district 3, is placed in cell body 1 sidewall and fixes.Described discharge pipeline 5 crosses rotating disk district 2 and drives district 3 to be placed at the bottom of pond.Described high-order cloth tank 4 includes water outlet triangular-notch weir 401 and water conservancy diversion dispersion plate 402, as shown in Figure 5.
Rotating disk district 2 includes rotating disk 201, and rotating disk 201 is assemblied in rotating shaft 6, along with rotating shaft 6 rotates.Effluent weir 202 is set in antetheca upper end, rotating disk district 2, and is arranged below deflector 203 at effluent weir 202, flow into next stage drop rotating disk district 2 for the sewage after processing.Driving district 3 to include driving dish 301, driving dish 301 is assemblied in rotating shaft 6.Driving dish 301 periphery sets water storage tank 311, bottom the cell body 1 driving district 3, is provided with auxiliary packing zoneofoxidation 302, utilizes the filler Oxidation of attached microbial to degrade.Drive district Liquid level bottom driving dish 301 below, auxiliary packing zoneofoxidation more than 302.It is provided with the effluent trough 303 controlling to drive district 3 liquid level in auxiliary packing zoneofoxidation 302 front end, is driving district 3 antetheca bottom position to be provided with outlet pipe 304, enter next stage drop for the sewage after processing and drive district 3.
Sewage is promoted to high-order cloth tank 4 by pump, water outlet triangular-notch weir 401 is utilized to realize water operation, through water conservancy diversion dispersion plate 402 by the water storage tank 311 of driving dish 301 periphery in the sewage quantity inflow driving district 3 of 20%, the transform gravitational energy utilizing sewage is kinetic energy driving force, drives the rotating disk 201 in rotating disk district 2 to rotate by rotating shaft 6.In order to reduce driving resistance, the sewage flowed out in driving dish 301 periphery water storage tank 311 is then through the auxiliary packing zoneofoxidation 302 of driving dish 301 lower end, the filler Oxidation utilizing attached microbial is degraded, and finally flow to effluent trough by being located at the outlet pipe 304 driving district's antetheca bottom position and enters next stage drop driving district 3.
Sewage intercepting well water outlet triangular-notch weir 401 and the water conservancy diversion dispersion plate of 80% is dispersed to rotating disk district by high-order cloth tank 4, utilize the effect of the microorganism that rotating disk 21 card adheres to, waste water is purified, effluent weir 202 is set again through antetheca upper end, rotating disk district 2, and effluent weir 202 is arranged below deflector 203 and flows into next stage drop rotating disk district 2.
The combination type drop of the present invention drives biological rotating disk to be integrated in the good oxidation and artificial wetland sewage denitrification and dephosphorization group technology of anaerobic/anoxic, its technological process is: through the pretreated sewage of anaerobic/anoxic section, once promote through sewage pump and enter multistage combined drop through high-order cloth tank 4 and drive rotating disk to carry out aerobic nitrification process, water part enters subsequent artefacts's wetland, is partly refluxed to anoxia section and carries out denitrogenation deodorization.
Combination type drop drives biological rotating disk to drive rotating disk to adopt the function division of driving dish and rotating disk to reduce driving resistance on the one hand by dropping, and increases speed, improves oxygen transfer rate；Adopt the mode that drop drives on the other hand, be kinetic energy by transform gravitational energy, effectively reduce multistage multiaxis rotating disk and drive energy consumption problem.Meanwhile, combination type drop drives biological rotating disk to rotate on the basis of oxygenation at rotating disk, realizes two-pass aerating in the way of the air reaeration that drops.
The foregoing is only one embodiment of the present of invention, not in order to limit the present invention, within all thought in the present invention and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (5)
1. combination type drop drives a rotating bio-disc reactor, including cell body (1), it is characterised in that: described cell body (1) includes rotating disk district (2) and drives district (3)；It is provided with rotating disk (201) by rotating shaft (6) in described rotating disk district (2)；It is provided with coaxial with described rotating disk (201) in described driving district (3), drives the driving dish (301) that described rotating disk (201) rotates；The liquid level of described driving district (3) is arranged on described driving dish (301) lower section；It is provided with the auxiliary packing zoneofoxidation (302) of described sewage of degrading in described driving district (3) bottom, is provided with the effluent trough (303) controlling described driving district (3) liquid level in described auxiliary packing zoneofoxidation (302) front end.
2. combination type according to claim 1 drop drives rotating bio-disc reactor, it is characterised in that: described rotating disk district (2) and described driving district (3) are separated by dividing plate (7).
3. combination type according to claim 1 drop drives rotating bio-disc reactor, it is characterised in that: it is provided with on described driving dish (301) periphery for by water storage tank (311) that institute's contamination water transform gravitational energy is kinetic energy.
4. combination type according to claim 1 drop drives rotating bio-disc reactor, it is characterised in that: arranging effluent weir (202) in described rotating disk district (3) antetheca upper end, described effluent weir (202) is arranged below deflector (203).
5. combination type according to claim 1 drop drives rotating bio-disc reactor, it is characterized in that: being arranged over the high-order cloth tank (4) for the water distribution that drops at described cell body (1), described high-order cloth tank (4) includes the water outlet triangular-notch weir (401) of the regulation and control water yield and the water conservancy diversion dispersion plate (402) of water conservancy diversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610275820.0A CN105712472B (en) | 2016-04-29 | 2016-04-29 | Combined drop-driven biological rotating disc reactor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610275820.0A CN105712472B (en) | 2016-04-29 | 2016-04-29 | Combined drop-driven biological rotating disc reactor |
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| CN105712472A true CN105712472A (en) | 2016-06-29 |
| CN105712472B CN105712472B (en) | 2020-08-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430551A (en) * | 2016-09-08 | 2017-02-22 | 张国闽 | Rotary composite biological sewage treatment device and method |
| CN107162170A (en) * | 2017-05-18 | 2017-09-15 | 东南大学 | A kind of energy-saving clear water driving reinforcing nitrification two stage treatment formula biological rotating disk |
| CN107973459A (en) * | 2017-11-29 | 2018-05-01 | 宁波江北清纬环保科技有限公司 | Sewage pre-treatment device |
| CN109534491A (en) * | 2018-12-14 | 2019-03-29 | 林豪杰 | A kind of biological rotating disk formula sewage-treatment plant improving oxygen supply with gravitional force |
| CN110467253A (en) * | 2019-09-19 | 2019-11-19 | 郑州碧兴环保科技有限公司 | Potential energy reactor for biological sewage purification |
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| JP2007160294A (en) * | 2005-12-14 | 2007-06-28 | Uezo Iimura | Process and system of purifying domestic wastewater |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430551A (en) * | 2016-09-08 | 2017-02-22 | 张国闽 | Rotary composite biological sewage treatment device and method |
| CN106430551B (en) * | 2016-09-08 | 2019-08-30 | 张国闽 | A kind of rotary compound bio type sewage-treatment plant and method |
| CN107162170A (en) * | 2017-05-18 | 2017-09-15 | 东南大学 | A kind of energy-saving clear water driving reinforcing nitrification two stage treatment formula biological rotating disk |
| CN107162170B (en) * | 2017-05-18 | 2020-08-04 | 东南大学 | Energy-saving clear water-driven enhanced nitrification secondary treatment type biological rotating disc |
| CN107973459A (en) * | 2017-11-29 | 2018-05-01 | 宁波江北清纬环保科技有限公司 | Sewage pre-treatment device |
| CN109534491A (en) * | 2018-12-14 | 2019-03-29 | 林豪杰 | A kind of biological rotating disk formula sewage-treatment plant improving oxygen supply with gravitional force |
| CN110467253A (en) * | 2019-09-19 | 2019-11-19 | 郑州碧兴环保科技有限公司 | Potential energy reactor for biological sewage purification |
| CN110467253B (en) * | 2019-09-19 | 2024-02-09 | 郑州碧兴环保科技有限公司 | Potential energy biological sewage purifier |
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| CN105712472B (en) | 2020-08-18 |
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