CN105884029A - AAO type fluidized bed integrated wastewater treatment apparatus - Google Patents
AAO type fluidized bed integrated wastewater treatment apparatus Download PDFInfo
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- CN105884029A CN105884029A CN201610457528.0A CN201610457528A CN105884029A CN 105884029 A CN105884029 A CN 105884029A CN 201610457528 A CN201610457528 A CN 201610457528A CN 105884029 A CN105884029 A CN 105884029A
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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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/043—Treatment of partial or bypass streams
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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
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
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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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (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)
- Biodiversity & Conservation Biology (AREA)
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Abstract
the invention provides an AAO type fluidized bed integrated wastewater treatment apparatus, comprising: a wastewater feed system for feeding wastewater to be treated; an anaerobic chamber communicated with the wastewater feed system to convert large-molecular organics in the wastewater to be treated into small-molecular organics; an anoxia chamber communicated with the anaerobic chamber to denitrify the wastewater to be treated, reducing nitric nitrogen into nitrogen; an aerobic chamber communicated with the anaerobic chamber to degrade the small-molecular organics in the wastewater to be treated; a reflow system communicating the top of the aerobic chamber with the anaerobic chamber to enable non-reduced nitric nitrogen in the wastewater to be treated in the aerobic chamber to reflow into the anaerobic chamber; a reaction chamber communicated with the aerobic chamber to separate water and sludge in the wastewater to be treated; and a dephosphorizing agent supply system to supply a dephosphorizing agent at a joint of the aerobic chamber and the reaction chamber. The invention has the advantage that the apparatus uses small space compared to the prior art.
Description
Technical field
The present invention relates to sewage-treatment plant, be specifically related to a kind of AAO type fluidized bed integration sewage disposal device.
Background technology
Biomembrance process is the same with activated sludge process, is all to utilize organic method in the waste water of microorganism place to go, and both are parallel
The sewage treatment process grown up.Its essence is and make antibacterial and the microorganism of mushroom one class, protozoacide and metazoa one
The microfauna of class is attached to growth reproduction on filtrate or some carrier, and is formed on membranaceous biological sludge, i.e. biomembrane.
By sewage and biomembranous relative motion, make sewage and biofilm contact, carry out the mass exchange that solid-liquid is biphase, and at film
Inside carrying out organic biological oxidation, so, while sewage is purified, propagation is also multiplied in microorganism self.Raw
Thing embrane method has microbial biomass greatly because of it, and disposal ability is strong；Anti impulsion load, is affected little by water quality, water yield change；Can
The advantages such as the sewage of process low concentration, are especially suitable for Small Town Wastewater and process.Biomembrance process has multiple classification, according to microorganism
The carrier existence of attachment can be divided into static bed biomembrane method and fluid bed biological film method.Static bed biomembrane is divided into biological filter
Pond and biological contact oxidation process etc., fluid bed biological film method includes biological fluidized bed and moving bed etc..Static bed biomembrane method saves
Can, operational management is convenient, but easily blocks；In fluid bed biological film method, filler is in fluidized state, will not block
Situation, but energy resource consumption is bigger.Therefore, for existing static bed biomembrane method and the deficiency of fluid bed biological film method, carry
How a kind of fluidized bed integration sewage disposal device of confession is avoided easily blocks, energy resource consumption is more greatly problem to be solved.
Chinese patent discloses the sewage disposal system that a kind of application publication number is CN 104761100 A, lacks comprising: pre-
Oxygen pond, is connected with inlet channel, and the anoxic denitrification for returned sludge and sewage reacts；Anaerobic pond, with described water inlet
Pipeline is connected, and is conducted with described pre-anoxic pond, carries out anaerobic phosphorus release when biochemical dephosphorization；Anoxic pond, with institute
State inlet channel to be connected, and be conducted with described anaerobic pond, for denitrification denitrogenation；Aerobic Pond, with described anoxic pond
It is conducted, for organic matter degradation, organic nitrogen and Ammonia Nitrification, the absorption of phosphorus；Rear anoxic pond, leads mutually with described Aerobic Pond
Logical, process for simultaneous nitrification-denitrification；Batch-type inclined-plate clarifying basin, is conducted with rear anoxic pond, at mud-water separation
Reason and the concentration of returned sludge, described returned sludge is back to described pre-anoxic pond.Although this sewage disposal system is in certain journey
Achieve the process of sewage on degree, but the shortcoming that this sewage disposal system yet suffers from be: this system be provided with pre-anoxic pond,
Anoxic pond and rear anoxic pond, pre-anoxic pond and rear anaerobic pond be used to Denitrification after anoxic pond for receiving returned sludge,
Owing to Denitrification is the most all capable of under anaerobic environment, the setting of pre-anoxic pond and rear anoxic pond increases at this sewage
Taking up room of reason system.
Summary of the invention
For the deficiency in the presence of prior art, the invention provides a kind of AAO type fluidized bed integration sewage disposal and set
Standby, compared with prior art this equipment occupation space is little.
For achieving the above object, present invention employs following technical scheme:
A kind of AAO type fluidized bed integration sewage disposal device, including: sewage input system, to input treatment sewage；
The anaerobic room connected with sewage input system, to be converted into small organic molecule by the larger molecular organics in treatment sewage；
The anoxia room connected with anaerobic room, so that treatment sewage generation Denitrification, is nitrogen nitrate-nitrogen reduction；With anoxia
The aerobic room of room connection, with the small organic molecule in treatment sewage of degrading；Connected with anoxia room at aerobic room top returns
Streaming system, so that during in aerobic room, in treatment sewage, unreduced nitrate nitrogen passes back into anoxia room；Connect with aerobic room
Reative cell, with the water in sewage after separating treatment and mud；And for Dephosphorization reagent system, with the company of aerobic room Yu reative cell
Meet place for Dephosphorization reagent.
Preferably, in anaerobic room, anoxia room and aerobic room, it is provided with light ceramic, detests to be formed in anaerobic room
Oxygen biomembrane, anoxia indoor formation anoxia biomembrane and in aerobic room formed aerobic biologic membrane.
Preferably, also include body, the inner chamber of body has established demarcation strip, to be separated to form the first chamber and the second chamber
Room, the first chamber is separated to form distributing water room, anaerobic room, anoxia room and aerobic room from down to up, and the second chamber is reaction
Room；Wherein, distributing water room, for connecting with sewage input system, separates with the first perforation web plate between distributing water room and anaerobic room,
Intersection in aerobic room Yu anoxia room is provided with aeration tube by support, and aeration tube is communicated with and is positioned at extra-organismal air pump, with
For aerobic indoor oxygen.
Preferably, sewage input system includes: equipped with the regulating reservoir for the treatment of sewage；And with regulating reservoir by being connected
First water pump, the outlet pipe of the first water pump connects with distributing water room, to be pumped in distributing water room by treatment sewage in regulating reservoir.
Preferably, the outlet pipe of the first water pump is provided with check valve, with treatment sewage in preventing regulating reservoir to first
Flow in water pump direction.
Preferably, the first perforation web plate is covered with boulder bed.
Preferably, offer refluxing opening at the top of aerobic room, refluxing opening is provided with for placing solid slag entrance refluxing opening
Skimming device；Intersection in anoxia room Yu anaerobic room arranges the water-locator of oriented anoxia indoor backwater；Return-flow system includes
Second water pump, the water inlet pipe of the second water pump connects with refluxing opening, and the outlet pipe of the second water pump connects with water-locator.
Preferably, being provided with the first effluent weir for connecting reative cell at the top of aerobic room, the first effluent weir institute is in place
Set high in refluxing opening position；The 3rd water pump, the outlet pipe of the 3rd water pump and the first effluent weir is included for Dephosphorization reagent system
Connection, to mix treatment sewage with Dephosphorization reagent at the first effluent weir.
Preferably, reative cell includes coagulating chamber and mud chamber, and coagulating chamber is the most parallel with mud chamber, and mixed
It is provided with the banding water distributing pore for connecting with mud chamber in the bottom sides of solidifying room；Coagulating chamber and the connection of the first effluent weir, and tightly
By aerobic room and anoxia room, so that treatment sewage is carried out dephosphorization process；The middle part of mud chamber is provided with two-part baffling oblique
Plate, after processing with obstruction, the float in sewage is passed through, and is provided with bucket, sets in the bottom of bucket on the bottom surface of mud chamber
It is equipped with the valve of opening and closing bucket outlet, top, mud chamber is provided with the second effluent weir；Below mud chamber, it is provided with mud do
Changing room, the bottom surface of sludge drying chamber is the second perforation web plate, the second perforation web plate is provided with gravel layer, to be stopped by mud
In sludge drying chamber, the sidewall of sludge drying chamber offers transition window, transition window is provided with window；In dirt
Mud mummification is provided with filtrate chamber below room, and filtrate chamber is communicated to regulating reservoir by filtrate pipe.
Preferably, also including monitoring system, this monitoring system includes: be arranged at the first dissolved oxygen meter that anoxia is indoor,
Oxyty with detection anoxia indoor treatment sewage；The second dissolved oxygen meter being arranged in aerobic room, to detect
The oxyty of oxygen indoor treatment sewage；The the first water pump comprehensive tester being arranged on the first water pump, to detect the first water
Pump the most normally works；The the second water pump comprehensive tester being arranged on the second water pump, to detect the most normal work of the second water pump
Make；It is arranged at the 3rd water pump comprehensive tester on the 3rd water pump, the most normally works detecting the 3rd water pump；It is arranged at gas
Air pump tester on pump, the most normally works detecting air pump；Master controller, the first dissolved oxygen meter, the second dissolving
Oxygen analyzer, the first water pump comprehensive tester, the second water pump comprehensive tester, the 3rd water pump comprehensive tester and air pump are surveyed
Examination instrument is all connected with master controller, to receive each detection data；And the WIFI module being connected with master controller, with will
Each detection data are sent to mobile terminal.
Compared to prior art, there is advantages that
By arranging return-flow system and for Dephosphorization reagent system, instead of anoxic pond and pre-anoxic pond after in prior art respectively
Use, therefore ensureing that Denitrification is effective and on the premise of having phosphor-removing effect, compared with prior art at this sewage
Reason equipment occupation space is little.
Accompanying drawing explanation
Fig. 1 is the structural representation of AAO type fluidized bed integration sewage disposal device of the present invention；
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Detailed description of the invention
As it is shown in figure 1, the present invention proposes a kind of AAO type fluidized bed integration sewage disposal device, including: sewage is defeated
Enter system 1, to input treatment sewage；The anaerobic room 2 connected with sewage input system 1, with by treatment sewage
Larger molecular organics is converted into small organic molecule；The anoxia room 3 connected with anaerobic room 2, so that treatment sewage occurs anti-
Nitrification, is nitrogen nitrate-nitrogen reduction；The aerobic room 4 connected with anoxia room 3, little with degrade in treatment sewage
Molecular organic；The return-flow system 5 that aerobic room 4 top is connected with anoxia room 3, so that treatment sewage in aerobic room 4
In unreduced nitrate nitrogen pass back in anoxia room 3；The reative cell 6 connected with aerobic room 4, with in sewage after separating treatment
Water and mud；And for Dephosphorization reagent system 7, supply Dephosphorization reagent with the junction of aerobic room 4 with reative cell 6.
In order to promote treatment sewage at anaerobic room 2, anoxia room 3 and the reaction effect of aerobic room 4, anaerobic room 2,
It is provided with light ceramic (not shown), to form Anaerobe in anaerobic room 2 in anoxia room 3 and aerobic room 4
Film, in anoxia room 3 formed anoxia biomembrane and aerobic room 4 in formation aerobic biologic membrane.After being filled with light ceramic,
In anaerobic room 2, anaerobe is attached on light ceramic form Anaerobe film, and in anoxia room 3, anoxia microorganism is attached
Formation anoxia biomembrane on light ceramic, in aerobic room 4, aerobic microbiological is attached on light ceramic form aerobic life
Thing film so that the treatment sewage in anaerobic room 2, anoxia room 3 and aerobic room 4 and Anaerobe film, Anaerobe
The contact area of film and aerobic biologic membrane is bigger, thus accelerates the response speed for the treatment of sewage, and improves pending
The reaction effect of sewage.
This AAO type fluidized bed integration sewage disposal device also includes body 8, has established demarcation strip in the inner chamber of body 8
81, to be separated to form the first chamber and the second chamber, the first chamber be separated to form from down to up distributing water room 11, anaerobic room 2,
Anoxia room 3 and aerobic room 4, the second chamber is reative cell 6；Wherein, distributing water room 11 is for sewage input system 1 even
Logical, separate, at the intersection of aerobic room 4 with anoxia room 3 with the first perforation web plate 82 between distributing water room 11 and anaerobic room 2
Being provided with aeration tube 84 by support, aeration tube 84 is communicated with the air pump being positioned at outside body 8, thinks oxygen supply in aerobic room 4
Gas.Owing to anaerobic room 2, anoxia room 3 and aerobic room 4 are from top to bottom arranged, then as long as being that distributing water room 11 is for pending
Sewage, then treatment sewage will the most slowly rise, passes sequentially through anaerobic room 2, anoxia room 3 and aerobic room 4,
Ensure that the automatic order ground of sewage treatment step is carried out.
In order to arrange simple in construction, sewage input system 1 easy to use, sewage input system 1 includes: equipped with pending
The regulating reservoir 12 of sewage；And with regulating reservoir 12 by the first water pump 13 being connected, the outlet pipe of the first water pump 13 with join
Hydroecium 11 connects, to be pumped in distributing water room 11 by treatment sewage in regulating reservoir 12.
The outlet pipe of the first water pump 13 is provided with check valve (not shown), with dirt pending in preventing regulating reservoir 12
Water flows to the first water pump 13 direction.Owing to anaerobic room 2, anoxia room 3 and aerobic room 4 are arranged from the bottom to top, therefore treat
The liquid level processing sewage is higher, is in the outlet pipe of the first water pump 13 that the regulating reservoir 12 of bottom connects and between high liquid level (HLL)
Distance is relatively big, pressure reduction is relatively big, and treatment sewage is easy to reflux in anaerobic room 2, treatment sewage leakage occurs,
Therefore check valve is set to ensure in anaerobic room 2, anoxia room 3 and aerobic room 4 stabilized treatment.
In order to prevent the larger particles impurity in treatment sewage from entering into anaerobic room 2, anoxia room 3, aerobic room 4 and anti-
Answer in room 6, it is to avoid blockage phenomenon, the first perforation web plate 82 is covered with boulder bed 85, owing to boulder bed 85 is relatively
Granose cobblestone is constituted, and therefore the gap between cobblestone and cobblestone only has the impurity of sewage and smaller particle and can lead to
Cross, and blocking effect is good.
Refluxing opening 41 is offered, in order to prevent mud from entering in the second water pump 51, it is to avoid occur at the top of aerobic room 4
Clogging, refluxing opening 41 is provided with the skimming device entering refluxing opening for placing solid slag；In anoxia room 3 and anaerobism
The intersection of room 2 arranges the water-locator 83 of backwater in oriented anoxia room 3；Return-flow system 5 includes the second water pump 51, second
The water inlet pipe of water pump 51 connects with refluxing opening 41, and the outlet pipe of the second water pump 51 connects with water-locator 83.Water-locator 83
Being equivalent to separate anaerobic room 2 with anoxia room 3, water-locator 83 only plays certain boundary effect, simultaneously in anaerobic room 2
Sewage can enter in anoxia room 2 through water-locator 83 automatically.
As in figure 2 it is shown, skimming device includes drainage screen 521 and the cleaning agency being surrounded on outside refluxing opening 41, so that relatively
Bulky grain can not pass through drainage screen 521, and drainage screen 521 forms a dome-type cavity after installing with body 8, in order to after
The inner surface of the swept filter screen of face cleaning agency 521.Body 8 is provided with attachments such as can observing on drainage screen 521 mud
The observation panel (not shown) that thing is how many, observation panel lamella lucida is closed, can be seen clearly that the situation of drainage screen 521.
Cleaning agency includes the cleaning head 522 of arc structure, and the convex surface of cleaning head 522 is pricked to be had for swept filter screen 521 hole
Bristle, the convex surface of cleaning head 522 is parallel with drainage screen 521 inner surface, and one end of cleaning head 522 is to turning over filter screen 521
Edge, the center of the other end alignment filter net 521 of cleaning head 522, so that can slide in cleaning head 522 rotary course
Crossing the whole inner surface of drainage screen 521, cleaning head 522 connects near the end at drainage screen 521 center to be had and passes body 8
Cleaning bar 523 can be, and cleaning bar 523 is provided with sealing ring 524 with the junction of body 8, to prevent sewage from spilling,
The free end of cleaning bar 523 arranges and helps handle hands 525.When by observation panel, finding drainage screen 521 inner surface deposit
Time too much, rotate and help handle hands 525, drive cleaning head 522 to move by cleaning bar 523, so that the brush of cleaning head 522
Hair is by comprehensive inswept drainage screen 521 inner surface so that deposit is eliminated, thus prevents drainage screen 521 blocked.
So that the treatment sewage after organics removal can mix with Dephosphorization reagent, it is provided with at the top of aerobic room 4
For connecting the first effluent weir 42 of reative cell 6, the first effluent weir 42 position is higher than refluxing opening 41 position；For
Design simple in construction, confession Dephosphorization reagent system 7 easy to use, include the 3rd water pump 71 for Dephosphorization reagent system 7, the
Outlet pipe and first effluent weir 42 of three water pumps 71 connect, with at the first effluent weir 42 by treatment sewage and dephosphorization medicine
Agent mixes.
In order to treatment sewage carries out dephosphorization process, and realizing the separation of water and mud after processing, reative cell 6 includes coagulation
Room and mud chamber, coagulating chamber 61 is the most parallel with mud chamber 62, and arranges in coagulating chamber 61 bottom sides
There is the banding water distributing pore 86 for connecting with mud chamber 62；Coagulating chamber 61 connects with the first effluent weir 42, and against aerobic
Room 4 and anoxia room 3, to carry out dephosphorization process to treatment sewage；The middle part of mud chamber 62 is provided with two-part baffling oblique
Plate 63, after processing with obstruction, the float in sewage is passed through, and is provided with bucket 64, at bucket on the bottom surface of mud chamber 62
The bottom of 64 is provided with the valve (not shown) of opening and closing bucket 64 outlet, and top, mud chamber 62 is provided with the second water outlet
Weir 65；Being provided with sludge drying chamber 66 below mud chamber 62, the bottom surface of sludge drying chamber 66 is the second perforation web plate 87,
It is provided with gravel layer 88, to be blocked in by mud in sludge drying chamber 66, at sludge drying chamber on second perforation web plate 87
Offer transition window (not shown) on the sidewall of 66, transition window is provided with window, with by the second perforation web plate 87
On mud transfer；Being provided with filtrate chamber 67 below sludge drying chamber 66, filtrate chamber 67 is communicated to regulation by filtrate pipe
Pond 12.
In order to realize first water pump the 13, second water pump the 51, the 3rd water pump 71, air pump and aerobic room 4, anoxia room 3
In detection, simultaneously in real time the data detected are real-time transmitted to remote mobile terminal, for user facilitate the most at any time with
Check, this AAO type fluidized bed integration sewage disposal device also includes monitoring system, and this monitoring system includes: arrange
The first dissolved oxygen meter in anoxia room 3, to detect the oxyty for the treatment of sewage in anoxia room 3；It is arranged at
The second dissolved oxygen meter in oxygen room 4, to detect the oxyty for the treatment of sewage in aerobic room 4；It is arranged at the first water
The first water pump 13 comprehensive tester on pump 13, the most normally works detecting the first water pump 13；It is arranged at the second water pump
The second water pump 51 comprehensive tester on 51, the most normally works detecting the second water pump 51；It is arranged at the 3rd water pump 71
On the 3rd water pump 71 comprehensive tester, the most normally work detecting the 3rd water pump 71；The air pump being arranged on air pump is surveyed
Examination instrument, the most normally works detecting air pump；Master controller, the first dissolved oxygen meter, the second dissolved oxygen meter,
One water pump 13 comprehensive tester, the second water pump 51 comprehensive tester, the 3rd water pump 71 comprehensive tester and air pump test
Instrument is all connected with master controller, to receive each detection data；And the WIFI module being connected with master controller, with will be each
Individual detection data are sent to mobile terminal.
The operation principle of the present embodiment: first, treatment sewage is deposited in regulating reservoir 12, starts the first water pump 13,
Treatment sewage is pumped into distributing water room 11；Then, treatment sewage is through the first perforation web plate 82 and boulder bed 85 equal
After even water distribution, entering in anaerobic room 2, light filling haydite in anaerobic room 2, anaerobe is attached on haydite be formed
Anaerobe film, anaerobic room 2 plays degraded partial organic substances, and larger molecular organics is converted into small organic molecule, improves
Biodegradability of Wastewater, reduces the effect of the load of subsequent processing stage；After again, treatment sewage then enters by after anaerobic room 2
Enter bottom anoxia room 3, anoxia room 3 is also filled with light ceramic, in this stage, Denitrification, anti-nitre mainly occur
Change bacterium and nitrate-nitrogen reduction is become gaseous nitrogen, it is achieved denitrification functions；After again, the sewage after denitrogenation processing enters into aerobic room 4,
Aerobic room 4 is filled with light ceramic equally, and aerobic bacteria is attached on light ceramic form aerobic biologic membrane, aerobic room 4 end
Being provided with aeration tube on portion's support, the continuous aeration of aeration tube under the effect of air pump, the most of Organic substance in sewage is in this section
Inside being removed, complete nitrifying process simultaneously, mineralized nitrogen is nitrate nitrogen by nitrobacteria；After again, anti-in aerobic room 4
Should be after certain time, when treatment sewage liquid level reaches refluxing opening 41, in aerobic room 4, a part of water outlet sewage fills through pushing off the slag
Put and be back to anoxia room 3 through the second water pump 51, owing in aerobic room 4, sewage still has nitrate nitrogen, therefore this return-flow system is set
Sewage backflow in aerobic room 4 is entered in anoxia room 3 by 5, to carry out denitrogenation processing further；After again, when backflow one end
After between, in the liquid level of sewage rises to the first effluent weir 42, Dephosphorization reagent is pumped into the first water outlet by the 3rd water pump 71 simultaneously
In weir 42, in the first effluent weir 42, sewage mixes with Dephosphorization reagent；After again, in effluent weir, sewage and Dephosphorization reagent is mixed
Closing liquid and enter in coagulating chamber 61, sewage and Dephosphorization reagent fully obtain mixed liquor；After again, bottom coagulating chamber 61
Enter into after banding water distributing pore 86 water distribution uniformity in mud chamber 62, along with in mud chamber 62, mixed liquor slowly rises, mixing
Liquid stream is through two-part baffling swash plate 63, and the float in mixed liquor is blocked, is precipitated, and during this, phosphor in sewage is removed
Going, therefore top, mud chamber 62 is clear water, and in mud chamber 62, water outlet is flowed out from top the second effluent weir 65, through follow-up
After sterilization, it is emitted into receiving water body；Finally, after certain time, open valve, so that the water bottom mud chamber 62 and mud
By in bucket 64 periodic exhaustion to bottom sludge drying chamber 66, through saying the gravel layer 88 on the 4th perforation web plate 87
After diafiltration, below filtrate entrance in filtrate chamber 67, regulating reservoir 12 is lower than filtrate chamber 67 position, relies on liquid level difference filter
Liquid is flowed in regulating reservoir 12 by filtrate pipe, and mud is retained down by gravel layer 88, is provided with in sludge drying chamber 66
Heater, heater has the solar power supply apparatus outside arranging with body 8 to power, the mud heater via auxiliary being retained down
After heating and drying, open window, mud is removed, and by its landfill disposal.
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, although with reference to the most real
Execute example the present invention has been described in detail, it will be understood by those within the art that, can be to the technical side of the present invention
Case is modified or equivalent, and without deviating from objective and the scope of technical solution of the present invention, it all should be contained in the present invention
Right in the middle of.
Claims (10)
1. an AAO type fluidized bed integration sewage disposal device, it is characterised in that including:
Sewage input system, to input treatment sewage；
The anaerobic room connected with sewage input system, organic so that the larger molecular organics in treatment sewage is converted into little molecule
Thing；
The anoxia room connected with anaerobic room, so that treatment sewage generation Denitrification, is nitrogen nitrate-nitrogen reduction；
The aerobic room connected with anoxia room, with the small organic molecule in treatment sewage of degrading；
The return-flow system that aerobic room top is connected with anoxia room, so that unreduced nitrate nitrogen in treatment sewage in aerobic room
Pass back in anoxia room；
The reative cell connected with aerobic room, with the water in sewage after separating treatment and mud；And
For Dephosphorization reagent system, supply Dephosphorization reagent with the junction of aerobic room with reative cell.
AAO type fluidized bed integration sewage disposal device the most according to claim 1, it is characterised in that in anaerobism
It is provided with light ceramic, to form Anaerobe film in anaerobic room, in anoxia indoor in room, anoxia room and aerobic room
Form anoxia biomembrane and in aerobic room, form aerobic biologic membrane.
AAO type fluidized bed integration sewage disposal device the most according to claim 1, it is characterised in that also include
Body, has established demarcation strip in the inner chamber of body, and to be separated to form the first chamber and the second chamber, the first chamber is from down to up
Being separated to form distributing water room, anaerobic room, anoxia room and aerobic room, the second chamber is reative cell；
Wherein, distributing water room, for connecting with sewage input system, separates with the first perforation web plate between distributing water room and anaerobic room,
Intersection in aerobic room Yu anoxia room is provided with aeration tube by support, and aeration tube is communicated with and is positioned at extra-organismal air pump, with
For aerobic indoor oxygen.
AAO type fluidized bed integration sewage disposal device the most according to claim 3, it is characterised in that sewage is defeated
Enter system to include:
Regulating reservoir equipped with treatment sewage；And
With regulating reservoir by the first water pump being connected, the outlet pipe of the first water pump connects with distributing water room, to locate waiting in regulating reservoir
Reason sewage is pumped in distributing water room.
AAO type fluidized bed integration sewage disposal device the most according to claim 4, it is characterised in that first
It is provided with check valve on the outlet pipe of water pump, flows to the first water pump direction with treatment sewage in preventing regulating reservoir.
AAO type fluidized bed integration sewage disposal device the most according to claim 5, it is characterised in that first
It is covered with boulder bed on perforation web plate.
AAO type fluidized bed integration sewage disposal device the most according to claim 6, it is characterised in that
Offer refluxing opening at the top of aerobic room, refluxing opening is provided with the pushing off the slag dress entering refluxing opening for placing solid slag
Put；
Intersection in anoxia room Yu anaerobic room arranges the water-locator of oriented anoxia indoor backwater；
Return-flow system includes that the second water pump, the water inlet pipe of the second water pump connect with refluxing opening, the outlet pipe of the second water pump and water distribution
Device connects.
AAO type fluidized bed integration sewage disposal device the most according to claim 7, it is characterised in that aerobic
The top of room is provided with the first effluent weir for connecting reative cell, and the first effluent weir position is in place higher than refluxing opening institute
Put；
The 3rd water pump, the outlet pipe of the 3rd water pump and the connection of the first effluent weir is included, with in the first water outlet for Dephosphorization reagent system
At weir, treatment sewage is mixed with Dephosphorization reagent.
AAO type fluidized bed integration sewage disposal device the most according to claim 8, it is characterised in that reative cell
Including coagulating chamber and mud chamber, coagulating chamber is the most parallel with mud chamber, and is provided with in coagulating chamber bottom sides
For the banding water distributing pore connected with mud chamber；
Coagulating chamber and the connection of the first effluent weir, and against aerobic room and anoxia room, so that treatment sewage is carried out dephosphorization process；
Be provided with two-part baffling swash plate at the middle part of mud chamber, after processing with obstruction, the float in sewage is passed through, in precipitation
It is provided with bucket on the bottom surface of room, is provided with the valve of opening and closing bucket outlet in the bottom of bucket, is provided with at top, mud chamber
Second effluent weir；
Being provided with sludge drying chamber below mud chamber, the bottom surface of sludge drying chamber is the second perforation web plate, the second perforation web plate
On be provided with gravel layer, to be blocked in sludge drying chamber by mud, the sidewall of sludge drying chamber offers transition window,
Window it is provided with in transition window；
Being provided with filtrate chamber below sludge drying chamber, filtrate chamber is communicated to regulating reservoir by filtrate pipe.
AAO type fluidized bed integration sewage disposal device the most according to claim 9, it is characterised in that also wrap
Including monitoring system, this monitoring system includes:
It is arranged at the first dissolved oxygen meter that anoxia is indoor, to detect the oxyty of anoxia indoor treatment sewage；
The second dissolved oxygen meter being arranged in aerobic room, to detect the oxyty for the treatment of sewage in aerobic room；
The the first water pump comprehensive tester being arranged on the first water pump, the most normally works detecting the first water pump；
The the second water pump comprehensive tester being arranged on the second water pump, the most normally works detecting the second water pump；
It is arranged at the 3rd water pump comprehensive tester on the 3rd water pump, the most normally works detecting the 3rd water pump；
The air pump tester being arranged on air pump, the most normally works detecting air pump；
Master controller, the first dissolved oxygen meter, the second dissolved oxygen meter, the first water pump comprehensive tester, the second water pump
Comprehensive tester, the 3rd water pump comprehensive tester and air pump tester are all connected with master controller, to receive each detection number
According to；And
The WIFI module being connected with master controller, to be sent to mobile terminal by each detection data.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610457528.0A CN105884029B (en) | 2016-06-22 | 2016-06-22 | AAO type fluidized bed integration sewage disposal device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610457528.0A CN105884029B (en) | 2016-06-22 | 2016-06-22 | AAO type fluidized bed integration sewage disposal device |
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| CN105884029B CN105884029B (en) | 2019-03-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109607905A (en) * | 2019-01-31 | 2019-04-12 | 韩晶晶 | A kind of environment-friendly sewage processing unit |
| CN111268800A (en) * | 2020-03-18 | 2020-06-12 | 辽宁一诺环境产业集团有限公司 | Rural sewage integration effluent treatment plant of deep-well formula AAO |
| CN116813087A (en) * | 2023-07-17 | 2023-09-29 | 宜兴市苏嘉环保设备有限公司 | Barrel type activated sludge biochemical system and use method |
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| CN204897657U (en) * | 2015-08-19 | 2015-12-23 | 宁波清天地环境工程有限公司 | High -efficient nitrogen and phosphorus removal water treatment facilities |
| CN205838679U (en) * | 2016-06-22 | 2016-12-28 | 重庆大学 | AAO type fluidized bed integration sewage disposal device |
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| CN109607905A (en) * | 2019-01-31 | 2019-04-12 | 韩晶晶 | A kind of environment-friendly sewage processing unit |
| CN111268800A (en) * | 2020-03-18 | 2020-06-12 | 辽宁一诺环境产业集团有限公司 | Rural sewage integration effluent treatment plant of deep-well formula AAO |
| CN116813087A (en) * | 2023-07-17 | 2023-09-29 | 宜兴市苏嘉环保设备有限公司 | Barrel type activated sludge biochemical system and use method |
| CN116813087B (en) * | 2023-07-17 | 2023-12-01 | 宜兴市苏嘉环保设备有限公司 | Barrel type activated sludge biochemical system and use method |
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| CN105884029B (en) | 2019-03-01 |
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