CN108862580A - A kind of board plug type purifying domestic sewage slot ecological treatment apparatus and its technique - Google Patents
A kind of board plug type purifying domestic sewage slot ecological treatment apparatus and its technique Download PDFInfo
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- CN108862580A CN108862580A CN201810720033.1A CN201810720033A CN108862580A CN 108862580 A CN108862580 A CN 108862580A CN 201810720033 A CN201810720033 A CN 201810720033A CN 108862580 A CN108862580 A CN 108862580A
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- anoxic pond
- aerobic tank
- water
- aerobic
- treatment apparatus
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- 239000010865 sewage Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 93
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 40
- 239000011574 phosphorus Substances 0.000 claims abstract description 40
- 238000012545 processing Methods 0.000 claims abstract description 39
- 238000000746 purification Methods 0.000 claims abstract description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 230000015556 catabolic process Effects 0.000 claims abstract description 10
- 238000006731 degradation reaction Methods 0.000 claims abstract description 10
- 238000005273 aeration Methods 0.000 claims description 31
- 239000010802 sludge Substances 0.000 claims description 31
- 239000012528 membrane Substances 0.000 claims description 25
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 23
- 239000001301 oxygen Substances 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 19
- 241000894006 Bacteria Species 0.000 claims description 17
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 238000006396 nitration reaction Methods 0.000 claims description 7
- 238000010248 power generation Methods 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 7
- 241000108664 Nitrobacteria Species 0.000 claims description 6
- 238000004659 sterilization and disinfection Methods 0.000 claims description 6
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 239000005416 organic matter Substances 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims 1
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- 229910017604 nitric acid Inorganic materials 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052799 carbon Inorganic materials 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 7
- 229910001882 dioxygen Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 6
- 229910002651 NO3 Inorganic materials 0.000 description 5
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000011112 process operation Methods 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 3
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical group [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 239000002957 persistent organic pollutant Substances 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000001477 organic nitrogen group Chemical group 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229930194542 Keto Natural products 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- DVARTQFDIMZBAA-UHFFFAOYSA-O ammonium nitrate Chemical compound [NH4+].[O-][N+]([O-])=O DVARTQFDIMZBAA-UHFFFAOYSA-O 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 125000000468 ketone group Chemical group 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- 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
- C02F3/305—Nitrification and denitrification treatment characterised by the denitrification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a kind of board plug type purifying domestic sewage slot ecological treatment apparatus and its techniques, including pretreatment chamber and purification tank processing unit, pretreatment chamber to connect with purification tank processing unit；Purification tank processing unit includes：Anoxic pond, aerobic tank, controller and clear water reserviors, anoxic pond and aerobic tank pass through anoxic pond water inlet pipe respectively and aerobic tank water inlet pipe is connect with pretreatment chamber；Aerobic tank outlet pipe and the equal via controller of anoxic pond outlet pipe are connect with clear water reserviors, and clear water reserviors are connected with water pump and side is provided with purification tank outlet.Board plug type purifying domestic sewage slot ecological treatment apparatus provided by the invention and its technique, it being capable of the pollutants such as synchronous degradation COD, total phosphorus and total nitrogen, sewage water outlet main indicator can reach town sewage discharge level-one A standard, and treatment process does not add medicament, not additional carbon, it is easy to operate, it is at low cost.
Description
Technical field
The present invention relates to technical field of environment protection equipment, more particularly to a kind of board plug type purifying domestic sewage slot is raw
State processing unit and its technique.
Background technique
Rural domestic sewage collection harnessing project is the processing of water pollution and the engineering for improving living environment, be pass through by
The sewage that the sewage such as rural area casual household, residential area generate internal institution is concentrated or is included in sewage conduct respectively, and is accessed sewage
It is handled in treatment facility, equipment, sanitary sewage is mainly bathing, flushes the toilet, do washing clothes and water for kitchen use etc., is mainly polluted
Object is nitrogen phosphorus.
Existing decentralized type sewage processing unit and technique, the removal mainly for the removal of organic pollutant, to nitrogen phosphorus
Rate is not high, and needs to add medicament aid in treatment, and equipment cost is higher；Existing A2O process flow, due in returned sludge
It is oxygen-containing, prevent phosphorus bacterium is released in anaerobic pond from abundant anaerobic phosphorus release, to influence to release phosphorus bacterium aerobic phosphorus absorption, shadow in subsequent aerobic tank
Ring the removal of total phosphorus；It is also possible that the phenomenon of carbon source deficiency, influences the removal of total nitrogen in treatment process；And the mistake of denitrogenation dephosphorizing
Journey be it is contradictory, nitrogen phosphorus cannot reach efficient removal simultaneously.
Therefore, how a kind of easy to operate, at low cost and energy synchronous denitrification dephosphorizing degradable organic pollutant life is provided
The problem of sewage purifying and treating device and its technique are those skilled in the art's urgent need to resolve.
Summary of the invention
In view of this, the present invention provides a kind of board plug type purifying domestic sewage slot ecological treatment apparatus and its technique, energy
The pollutants such as enough synchronous degradation COD, total phosphorus and total nitrogen, sewage water outlet main indicator can reach town sewage discharge level-one A mark
Standard, and treatment process does not add medicament, not additional carbon, it is easy to operate, it is at low cost.
To achieve the goals above, the present invention adopts the following technical scheme that：
A kind of board plug type purifying domestic sewage slot ecological treatment apparatus, including pretreatment chamber and purification tank processing unit, institute
Pretreatment chamber is stated to connect with the purification tank processing unit；The purification tank processing unit includes：Anoxic pond, aerobic tank, control
Device and clear water reserviors, the anoxic pond and the aerobic tank pass through anoxic pond water inlet pipe and aerobic tank water inlet pipe and the pre- place respectively
Manage room connection；The anoxic pond outlet pipe connecting with the controller, anoxic pond stirring rod, aeration head are provided in the anoxic pond
With anoxic pond mixed liquor return pipe；Aerobic tank outlet pipe, the aerobic tank connecting with the controller are provided in the aerobic tank
Stirring rod, aeration board and aerobic tank mixed liquor return pipe；The aerobic tank outlet pipe and the anoxic pond outlet pipe pass through described
Controller is connect with the clear water reserviors, and the clear water reserviors are connected with water pump and side is provided with purification tank outlet.
Board plug type purifying domestic sewage slot ecological treatment apparatus disclosed by the invention, anoxic pond and aerobic tank are in the first stage
Simultaneously as anaerobic- anoxic- oxic pond exist, with timing separation, anaerobic phase is long, release phosphorus bacterium can abundant anaerobic phosphorus release, guarantee
A possibility that high-performance bio dephosphorization, whole cycle operation have 2 aeration process, and it is swollen will not to generate sludge for aerobic-anaerobic alternating
It is swollen.
Preferably, the pretreatment chamber includes：Sewage water inlet pipe, filter vat one, filter membrane one, filter plate one and pretreatment
Water outlet is provided with the filter vat one below the sewage water inlet pipe, is provided with the filter membrane in the filter vat one
One and the filter plate one, and the filter membrane one is set on the filter plate one, it the pretreatment outlet and described lacks
Oxygen pond water inlet pipe is connected with the aerobic tank water inlet pipe.
Preferably, the filter membrane one is toilet paper, toilet paper or waste and old dress material, and the filter plate one is poroid plate.
Preferably, the top of the clear water reserviors is equipped with filter vat two, and the filter vat two is lacked through the controller with described
Oxygen pond outlet pipe is connected with the aerobic tank outlet pipe, and two bottom of filter vat is equipped with filter plate two, the filter plate two
Top is covered with filter membrane two, and the lower section of the filter vat two is provided with disinfection box.
Preferably, the filter membrane two is toilet paper, toilet paper or waste and old dress material, and the filter plate two is poroid plate.
Preferably, the anoxic pond and the aerobic tank use single or multiple plate intervals.When sewage pollution is lighter,
Plate between anoxic pond and aerobic tank can not have to, and reflux course omits simultaneously.
Preferably, multiple plates are connected as one by plate groove and protrusion, and purified geosynclinal concave slot is fixed on described
In purification tank processing unit, and v-notch is provided on the plate.Single plate is connected with each other structure by plate groove and protrusion
At entire plate, when manually adjusting, plate number control processing water can be increased or decreased, plate can also be made into hollow
Cover it is box-like be nested together from top to bottom, by control panel intelligently adjust height.The setting of v-notch is convenient for mixed liquor reflux.
Preferably, it is effectively high to be respectively positioned on locating groove body for the water sucking mouth of the aerobic tank outlet pipe and the anoxic pond outlet pipe
Degree middle part, the aerobic tank mixed liquor return pipe and the anoxic pond mixed liquor return pipe are respectively positioned on the close bottom end of locating groove body
Position.Return current ratio of the mixed liquid is 50%, and aeration quantity is of moderate size, and guarantees that sludge does not precipitate.
Preferably, it is provided with top blind flange above the purification tank processing unit, there is ventilation hole in the top blind flange,
And top is equipped with solar power generation film, the solar power generation film is connect with the controller.The setting of ventilation hole can be avoided
Anaerobic phase generates sludge bulking.Insulating layer or thermal insulation layer are covered in top blind flange, cooperation solar power generation film uses.Top cover is set
Half-open-full-open type of multiple directions is counted into, purification tank ventilation is convenient for and utilizes solar energy to greatest extent.
A kind for the treatment of process based on the board plug type purifying domestic sewage slot ecological treatment apparatus, includes the following steps：
S1, the aerobic process of first stage：When daily zero, anoxic pond and aerobic tank are aerated simultaneously, anoxic pond and aerobic tank
Nitrobacteria in activated sludge carries out nitration reaction using residual organic substances in groove body and ammonia nitrogen, is by the mineralized nitrogen in water
NO3-N and NO2-N, while degradation of organic substances；
S2, the anoxic anaerobic processes of first stage：Early 5-6 point aeration stops, sewage interval pass through anoxic pond water inlet pipe and
Aerobic tank water inlet pipe enters the anoxic pond and the aerobic tank simultaneously, and ammonia nitrogen in sewage content is higher, ammonia nitrogen and the anoxic
NO3-N and NO2-N reaction in pond and the aerobic tank is removed from sewage in the form of nitrogen；After a period of time,
Oxygen depletion in sewage, NO3-N and NO2-N fully reacting, sewage enter anaerobic stages, release the abundant anaerobic phosphorus release of phosphorus bacterium；
The aerobic-anoxic process of S3, second stage：Late 22 aeration boards start to be aerated, while the mixing in the aerobic tank
Liquid is back to the anoxic pond, and the aerobic tank is in aerobic state, and mineralized nitrogen is nitrate and nitrous acid by nitrobacteria
Salt, while degradation of organic substances；Mixed liquor containing NO3-N and NO2-N is back to the anoxic pond；The anoxic pond is in
The NO3-N and NO2-N denitrification denitrogenation of anaerobic condition, ammonia nitrogen therein and reflux, while degradation of organic substances；
S4, aeration stop, and mixed liquor continues the anoxic pond that flows back：The aeration board stops aeration, aerobic tank stirring after 25min
Stick starts to stir, and the mixed liquor in the aerobic tank continues to be back to anoxic pond 95min, and denitrification reaction finishes, stop reflux and
Stirring；
S5, it stands water outlet and sludge is discharged：Stand 1-2min, the place being made of aerobic tank outlet pipe and anoxic pond outlet pipe
Reason water and sludge via controller enter filter vat two, wherein a small amount of sludge is retained by the filter membrane two covered on filter plate two, cut
Sludge manual cleaning is stayed, the processing sterilized box of water enters clear water reserviors storage, extracts reuse or purified slot water outlet by water pump
Outlet, and handling water water yield is purification tank biological tank, that is, anoxic pond+aerobic tank dischargeable capacity 1/2；
S6, it is recycled to step S1.
It can be seen via above technical scheme that compared with prior art, the present disclosure provides a kind of lives of board plug type
Sewage purifier ecological treatment apparatus and its technique, have the advantages that：
(1), the device and its technique have the removal rate of stability and high efficiency to COD and total phosphorus, and treatment process does not add medicament,
It is not influenced by factors such as sludge age length；
(2), by adjusting aeration and its return time, the device and its technique denitrification effect are significant, and are aerated and its return
The adjustment of stream time will not influence the device and its technique to the removal rate of COD and total phosphorus；
(3), the device and its technological design are simple, and strong operability, anti-impact force is strong, practical, layman
It also can Operation and Maintenance；
(4), the device groove body is located at shallow underground, and appropriate depth manual operation, top plate is concordant with ground, and surrounding is buried,
The production of groove body materials'use common plastics, manufacturing cost are low.
Wherein, the device and its process operation first stage, reaction tank (i.e. anoxic pond+aerobic tank) are used as anaerobism-simultaneously
Anaerobic-aerobic pond exist, with timing separation, anaerobic phase is long, release phosphorus bacterium can abundant anaerobic phosphorus release, ensure that high-performance bio dephosphorization
A possibility that, although anaerobic phase is long, since top cover has ventilation hole, and whole cycle operation has 2 aeration process, aerobic-anaerobic
Alternately, sludge bulking will not be generated.
A2During O process operation, nitration reaction speed is far longer than the speed of denitrification denitrogenation.So the device and work
Aeration time is reduced in aeration reflux course when skill second stage is run, nitration reaction can stop being aerated after sufficiently carrying out, after
Continuous reflux denitrogenation, controls the technique without the nitration reaction of excess and additionally consumes original carbon source, this ensure that de-
Nitrogen process has sufficient carbon source.When first stage runs, wastewater influent constantly enters purification tank groove body, and it is existing not have carbon source deficiency
As, therefore whole process carbon source is sufficient.
Defining the condition of anaerobic/anoxic aerobic process at present is：Anaerobic processes oxygen content is less than 0.2mg/L, anoxic process oxygen
0.2~0.5mg/L of content, aerobic process oxygen content are greater than 0.5mg/L.Or it is defined as：Anaerobic processes both without molecular oxygen,
There is no elemental oxygen；Anoxic process has elemental oxygen, without molecular oxygen；The existing molecular oxygen of aerobic process, also there is elemental oxygen.And A2O work
When anoxic process, i.e. 0.2~0.5mg/L of oxygen content in skill actual motion, since mixed liquor is back to anoxic pond by aerobic tank,
It is that there may be molecular oxygens in anoxic pond.
Experiments have shown that：Exist as long as no molecular oxygen, releasing phosphorus bacterium can anaerobic phosphorus release；Phosphorus bacterium is released by sufficiently release phosphorus,
As long as, can aerobic phosphorus absorption with the presence of molecular oxygen.Phosphorus bacterium is released by abundant anaerobic phosphorus release, is also able to achieve during anoxic
Aerobic phosphorus absorption, final anoxic pond phosphorus content are even lower than aerobic tank；If so by abundant anaerobism, the tune of Anoxic/Aerobic process
The whole phosphor-removing effect that will not influence device and technique.And sufficient anaerobic processes, the organic nitrogen of macromolecular can be degraded to ammonia
Nitrogen is conducive to the nitrate generated with aerobic process, the denitrification reaction of nitrite.Denitrogenation dephosphorizing reaches unified in this way, simultaneously
Degrade organic pollutant.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawing is the side view of board plug type purifying domestic sewage slot processing unit provided by the invention.
Fig. 2 attached drawing is the top view of board plug type purifying domestic sewage slot processing unit provided by the invention.
Fig. 3 attached drawing is capping top view provided by the invention.
Fig. 4 attached drawing is the diagrammatic cross-section of plate provided by the invention.
Fig. 5 attached drawing is the positive connection schematic diagram of plate provided by the invention.
Fig. 6 attached drawing is the side connection schematic diagram of plate provided by the invention.
Fig. 7 attached drawing is board plug type purifying domestic sewage slot processing technological flow figure provided by the invention.
Wherein, appended drawing reference is：1 is pretreatment chamber, and 2 be purification tank processing unit, and 3 be anoxic pond, and 4 be aerobic tank, and 5 are
Controller, 6 be clear water reserviors, and 7 be anoxic pond water inlet pipe, and 8 be aerobic tank water inlet pipe, and 9 be anoxic pond outlet pipe, and 10 stir for anoxic pond
Stick is mixed, 11 be aeration head, and 12 be anoxic pond mixed liquor return pipe, and 13 be aerobic tank outlet pipe, and 14 be aerobic tank stirring rod, and 15 are
Aeration board, 16 be aerobic tank mixed liquor return pipe, and 17 be water pump, and 18 export for purification tank, and 19 be sewage water inlet pipe, and 20 be filtering
Bucket one, 21 be filter membrane one, and 22 be filter plate one, and 23 be pretreatment outlet, and 24 be filter vat two, and 25 be filter membrane two, 26
It is disinfection box for filter plate two, 27,28 be plate, and 29 be plate groove, and 30 be plate protrusion, and 31 be top plate, and 32 be solar energy
Generate electricity film, and 33 be v-notch, and 34 be ventilation hole, and 35 be purification tank groove.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of board plug type purifying domestic sewage slot ecological treatment apparatus, including pretreatment chamber 1
With purification tank processing unit 2, pretreatment chamber 1 connect with purification tank processing unit 2；Purification tank processing unit 2 includes：Anoxic pond 3,
Aerobic tank 4, controller 5 and clear water reserviors 6, anoxic pond 3 and aerobic tank 4 pass through anoxic pond water inlet pipe 7 and aerobic tank water inlet pipe 8 respectively
It is connect with pretreatment chamber 2；It is provided with the anoxic pond outlet pipe 9 connecting with controller 5 in anoxic pond 3, anoxic pond stirring rod 10, exposes
Gas head 11 and anoxic pond mixed liquor return pipe 12；The aerobic tank outlet pipe 13 connecting with controller 5, good is provided in aerobic tank 4
Oxygen pond stirring rod 14, aeration board 15 and aerobic tank mixed liquor return pipe 16；Aerobic tank outlet pipe 13 and anoxic pond outlet pipe 9 pass through
Controller 5 is connect with clear water reserviors 6, and clear water reserviors 6 are connected with water pump 17 and side is provided with purification tank outlet 18.
In order to further optimize above-mentioned technical proposal, pretreatment chamber 1 includes：Sewage water inlet pipe 19, filter vat 1, mistake
Filter membrane 1, filter plate 1 and pretreatment outlet 23, the lower section of sewage water inlet pipe 19 are provided with filter vat 1, filter vat
Filter membrane 1 and filter plate 1 are provided in one 20, and filter membrane 1 is set on filter plate 1, pretreatment water outlet
Mouth 23 is connect with anoxic pond water inlet pipe 7 and aerobic tank water inlet pipe 8.
In order to further optimize above-mentioned technical proposal, filter membrane 1 is toilet paper, toilet paper or waste and old dress material, filter plate
One is poroid plate.
In order to further optimize above-mentioned technical proposal, the top of clear water reserviors 6 is equipped with filter vat 2 24, and filter vat 2 24 passes through
Controller 5 is connect with anoxic pond outlet pipe 9 and aerobic tank outlet pipe 13, and 2 24 bottom of filter vat is equipped with filter plate 2 25, filtering
The top of plate 2 25 is covered with filter membrane 2 26, and the lower section of filter plate 2 25 is provided with disinfection box 27.
In order to further optimize above-mentioned technical proposal, filter membrane 2 26 is toilet paper, toilet paper or waste and old dress material, filter plate
Two be poroid plate.
It is spaced to further optimize above-mentioned technical proposal, anoxic pond 3 and aerobic tank 4 using multiple plates 28.
In order to further optimize above-mentioned technical proposal, multiple plates 28 are connected as one by plate groove 29 and protrusion 30
Body, purified geosynclinal concave slot 35 is fixed in purification tank processing unit 2, and v-notch 33 is provided on plate 28.Plate can be single
Piece or multichip connection use, and can also not have to when sewage pollution degree is low.Plate when not used, does not need to flow back yet, that is, does not need
Anoxic pond mixed liquor return pipe 12 and aerobic tank mixed liquor return pipe 16.
In order to further optimize above-mentioned technical proposal, the water sucking mouth of aerobic tank outlet pipe 13 and anoxic pond outlet pipe 9 is equal
In the middle part of locating groove body effective height, aerobic tank mixed liquor return pipe 16 and anoxic pond mixed liquor return pipe 12 are respectively positioned on locating
The position of the close bottom end of groove body.
In order to further optimize above-mentioned technical proposal, it is provided with top plate 31 above purification tank processing unit 2, on top plate 31
Equipped with ventilation hole 34, and surface is covered with solar power generation film 32, and solar power generation film 32 is connect with controller 5.
The invention also discloses a kind of processing works based on above-mentioned board plug type purifying domestic sewage slot ecological treatment apparatus
Skill -- intermittent improvement A2O technique, includes the following steps：
Process operation is with day (for 24 hours) for the period, and in two stages, the first stage is aerobic-anoxic anaerobic processes with time zone
Point, runing time is daily 0 when 22；Second stage is that aerobic-anoxic process is distinguished with space, and runing time is daily 22
When 24.
The daily time-division in morning, anoxic pond water outlet, the processing water of aerobic tank water outlet composition and partial sludge are by controller 5 from lacking
Oxygen pond outlet pipe 9, aerobic tank outlet pipe 13 are sucked out, through the filter membrane 2 25 and disinfection box 27 on filter plate two in filter vat 2 24
Into clear water reserviors 6, wherein sludge is retained by filter vat 2 24, and manual cleaning, it is anti-that residual mixed liquor accounts for about purification tank processing unit
The 1/2. of Ying Chi (anoxic pond 3+ aerobic tank 4) dischargeable capacity
Firstly, carrying out the aerobic process of first stage：The aeration board 15 in aeration head 11 and aerobic tank 4 in anoxic pond 3
It is aerated simultaneously, the nitrobacteria in 4 activated sludge of anoxic pond 3 and aerobic tank is carried out using organic matter remaining in groove body and ammonia nitrogen
Mineralized nitrogen in water is NO3-N and NO2-N, while degradation of organic substances by nitration reaction；
Then, the anoxic anaerobic processes of first stage are carried out：Early 5-6 point stops aeration, until 22 points of evening, sewage is continuous
Into pretreatment chamber 1, it is placed in the filter membrane 1 in the filter vat 1 of pretreatment chamber 1 on filter plate 1 and is filtered, it will
Granular substance retains in wastewater influent.Filtered pretreatment is discharged preprocessed water outlet 23 respectively along anoxic pond water inlet pipe 7
Enter anoxic pond 3 and aerobic tank 4 with aerobic tank water inlet pipe 8；Ammonia-nitrogen content is higher in wastewater influent, and anoxic pond 3 and aerobic tank 4 are very
Enter anaerobic condition fastly, in activated sludge under denitrifying bacteria effect, ammonia nitrogen is reacted with nitrate, nitrite with nitrogen shape
Formula is removed from sewage.After a period of time, oxygen depletion in sewage, NO3-N and NO2-N fully reacting, sewage enter
Anaerobic stages.In anaerobic stages, the abundant anaerobic phosphorus release of phosphorus bacterium is released, has pretreatment water outlet to enter 3 He of anoxic pond intermittently at this time
Aerobic tank 4, since the nitrogen in wastewater influent is mainly organic nitrogen and ammonia nitrogen, NO3-N and NO2-N content is seldom, dissolved oxygen
Content is also very low, and a small amount of oxygen is consumed quickly, therefore will not influence and release phosphorus bacterium anaerobic phosphorus release.Experiments have shown that：As long as mixed liquor
In not molecule-containing keto, anaerobic phosphorus release, 10 points or so of evening can be realized by releasing phosphorus bacterium, and the peak period that sewage generates is pass by substantially.
Finally, carrying out second stage aerobic-anoxic process：Aeration board 15 is aerated, while the mixed liquor in aerobic tank 4 is through well
Oxygen pond mixed liquor return pipe 16, controller 5, anoxic pond mixed liquor return pipe 12 are back to anoxic pond 3, and aerobic tank 4 is at this time
Mineralized nitrogen is NO3-N and NO2-N nitrogen, while degradation of organic substances by aerobic state, nitrobacteria.Contain nitrate and Asia
The mixed liquor of nitrate is back to anoxic pond 3, and anoxic pond 3 is in anaerobic condition, the nitrate of ammonia nitrogen and reflux in anoxic pond 3
And nitrogen Removal by Denitrification from Nitrite, while degradation of organic substances.Since nitration reaction speed is significantly larger than denitrification, 25min
Stop aeration afterwards, only flows back.Second stage anoxic pond stirring rod 10 is in stirring, and aerobic tank stirring rod 14 is in aeration board 15
Stirring is opened after stopping aeration.Continue to be back to 2h, denitrification reaction finishes, and stops reflux and stirring.1-2min or so is stood, by
The filtering of processing water and partial sludge via controller 5, filter vat 2 20 that anoxic pond outlet pipe 9 and aerobic tank outlet pipe 13 form
The filtering of filter membrane 2 25 on plate 2 26, disinfection box 27 (appropriate disinfectant can be placed in box) are stored into clear water reserviors 6, filtering
Film two can be toilet paper, toilet paper, waste and old dress material etc..
Experiments have shown that：Phosphorus bacterium is released by abundant anaerobic phosphorus release, as long as containing molecular oxygen in mixed liquor, releasing phosphorus bacterium can get well
Oxygen inhales phosphorus.Molecular oxygen is always existed in second stage anoxic pond 3 and aerobic tank 4, so to release phosphorus bacterium good for second stage whole process
Oxygen inhales phosphorus, and releases phosphorus bacterium in anoxic pond 6 and inhale phosphorus efficiency higher than aerobic tank 4.
Second day, the processing water in clear water reserviors 6 can extract reuse or purified 18 outlet of slot water outlet through water pump 17.
The interval of anoxic pond 3 and aerobic tank 4 is formed using N number of plate 28, for adjusting the water of processing water.N number of plate
28 are linked into an integrated entity by plate groove 29 and protrusion 30, and purified geosynclinal concave slot 35 is fixed on purification tank groove body, and v-notch 33 is just
It flows back in mixed liquor.When manually adjusting, the number control processing water of plate 28 can be increased or decreased, it can also be by plate 28
It is made into that hollow sleeve is box-like to be nested together from top to bottom, height is adjusted by 5 intelligence of controller.
The water sucking mouth of anoxic pond outlet pipe 9 and aerobic tank outlet pipe 13 is located in the middle part of groove body effective height, after reflux stops,
Slightly standing, activated sludge is settled down to top in the middle part of groove body effective height, and water outlet is handled at this time, and partial sludge is sucked out simultaneously,
It is retained by filter vat 2 24, the sludge manual cleaning of retention, water water yield per treatment is 2 available capacity of purification tank processing unit
1/2.
It should be noted that the device can design 3m with whole slot for the processing of common decentralized type sewage3Left and right, it is daily to locate
Reason water outlet 1m3Left and right, specific effective volume are adjusted by plate.What the device and technological experiment process took is daily life sewage,
Parameters are as follows：COD 50~300mg/L of content, experimental temperature be room temperature (15~40 DEG C), activated sludge content 15~
25%, sludge age it is appropriate (generally believe at present sludge age it is short be conducive to dephosphorization, sludge age length is conducive to denitrogenate, it is dirty to test the activity taken
Mud sludge age is longer, but without influencing phosphor-removing effect, so sludge age there is no specific requirement that), return current ratio of the mixed liquid 50%, aeration quantity size
Moderate (activated sludge holding is not sunk), experimental provision reaction tank (anoxic pond+aerobic tank) 8~15L of volume, the aerobic pond body of anoxic pond
Product is than being 1：3 and other every operating parameters, it is the feasibility in order to prove the device and process operation, but be not limited to this
A little parameters.
For centralized sewage treatment, pretreatment chamber can be changed to pretreatment pool, to sewage play filtering storage and
The effect of acidolysis, device remove top cover, controller are connected intelligent platform, control pretreatment pool and the device are operated together processing life
Sewage living.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus, which is characterized in that including pretreatment chamber (1) and purification tank
Processing unit (2), the pretreatment chamber (1) connect with the purification tank processing unit (2)；
The purification tank processing unit (2) includes：Anoxic pond (3), aerobic tank (4), controller (5) and clear water reserviors (6), it is described to lack
Oxygen pond (3) and the aerobic tank (4) pass through anoxic pond water inlet pipe (7) and aerobic tank water inlet pipe (8) and the pretreatment chamber respectively
(1) it connects；The anoxic pond outlet pipe (9) connecting with the controller (5), anoxic pond stirring are provided in the anoxic pond (3)
Stick (10), aeration head (11) and anoxic pond mixed liquor return pipe (12)；It is provided with and the controller in the aerobic tank (4)
(5) aerobic tank outlet pipe (13), aerobic tank stirring rod (14), aeration board (15) and the aerobic tank mixed liquor return pipe connected
(16)；The aerobic tank outlet pipe (13) and the anoxic pond outlet pipe (9) are through the controller (5) and the clear water reserviors
(6) it connects, the clear water reserviors (6) are connected with water pump (17) and side is provided with purification tank outlet (18).
2. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 1, which is characterized in that described
Pretreatment chamber (1) includes：Sewage water inlet pipe (19), filter vat one (20), filter membrane one (21), filter plate one (22) and pretreatment
Water outlet (23), is provided with the filter vat one (20) below the sewage water inlet pipe (19), in the filter vat one (20)
It is provided with the filter membrane one (21) and the filter plate one (22), and the filter membrane one (21) is set to the filter plate one
(22) on, the pretreatment outlet (23) connect with the anoxic pond water inlet pipe (7) and the aerobic tank water inlet pipe (8).
3. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 2, which is characterized in that described
Filter membrane one (21) is toilet paper, toilet paper or waste and old dress material, and the filter plate one (22) is poroid plate.
4. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 1, which is characterized in that described
The top of clear water reserviors (6) is equipped with filter vat two (24), and the filter vat two (24) goes out through the controller (5) with the anoxic pond
Water pipe (9) and the aerobic tank outlet pipe (13) connection, filter vat two (24) bottom are equipped with filter plate two (25), the mistake
It is covered with filter membrane two (26) at the top of filter plate two (25), and is provided with disinfection box (27) below the filter vat two (24).
5. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 4, which is characterized in that described
Filter membrane two (26) is toilet paper, toilet paper or waste and old dress material, and the filter plate two (25) is poroid plate.
6. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 1, which is characterized in that described
Anoxic pond (3) and the volume ratio of the aerobic tank (4) are 1:3, and between using single or multiple plates (28) be spaced.
7. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 6, which is characterized in that multiple
The plate (28) is connected as one by plate groove (29) and raised (30), and purified geosynclinal concave slot (35) is fixed on the purification
In slot processing unit (2), and v-notch (33) are provided on the plate (28).
8. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 1, which is characterized in that described
The water sucking mouth of aerobic tank outlet pipe (13) and the anoxic pond outlet pipe (9) is respectively positioned in the middle part of locating groove body effective height, described
Aerobic tank mixed liquor return pipe (16) and the anoxic pond mixed liquor return pipe (12) are respectively positioned on the close bottom end of locating groove body
Position.
9. a kind of board plug type purifying domestic sewage slot ecological treatment apparatus according to claim 1, which is characterized in that described
It is provided with top plate (31) above purification tank processing unit (2), is covered with solar power generation film (32), institute above the top plate (31)
Solar power generation film (32) is stated to connect with the controller (5).
10. a kind of intermittent improvement A based on board plug type purifying domestic sewage slot ecological treatment apparatus described in claim 12O
Technique, which is characterized in that include the following steps：
S1, the aerobic process of first stage：When daily zero, anoxic pond (3) and aerobic tank (4) are aerated simultaneously, and anoxic pond (3) is become reconciled
Nitrobacteria in oxygen pond (4) activated sludge carries out nitration reaction using residual organic substances in groove body and ammonia nitrogen, by the ammonia in water
Nitrogen is converted into NO3-N and NO2-N, while degradation of organic substances；
S2, the anoxic anaerobic processes of first stage：Early 5-6 point aeration stops, and sewage interval passes through anoxic pond water inlet pipe (7) and becomes reconciled
Oxygen pond water inlet pipe (8) enters the anoxic pond (3) and the aerobic tank (4) simultaneously, and ammonia nitrogen in sewage content is higher, ammonia nitrogen and institute
The NO3-N and NO2-N reaction stated in anoxic pond (3) and the aerobic tank (4) is removed from sewage in the form of nitrogen；Through
After a period of time, oxygen depletion in sewage, NO3-N and NO2-N fully reacting, sewage enter anaerobic stages, release phosphorus bacterium and fill
Divide anaerobic phosphorus release；
The aerobic-anoxic process of S3, second stage：Late 22 aeration boards (15) start to be aerated, while in the aerobic tank (4)
Mixed liquor is back to the anoxic pond (3), and the aerobic tank (4) is in aerobic state, and mineralized nitrogen is nitric acid by nitrobacteria
Salt and nitrite, while degradation of organic substances；Mixed liquor containing NO3-N and NO2-N is back to the anoxic pond (3)；
The anoxic pond (3) is in anaerobic condition, and the NO3-N and NO2-N denitrification denitrogenation of ammonia nitrogen therein and reflux drops simultaneously
Solve organic matter；
S4, aeration stop, and mixed liquor continues to flow back anoxic pond (3)：The aeration board (15) stops aeration, aerobic tank after 25min
Stirring rod (14) starts to stir, and the mixed liquor in the aerobic tank (4) continues to be back to anoxic pond (3) 95min, and denitrification reaction is complete
Finish, stops reflux and stirring；
S5, it stands water outlet and sludge is discharged：1-2min is stood, is made of aerobic tank outlet pipe (13) and anoxic pond outlet pipe (9)
Processing water and sludge via controller (5) enter filter vat two (24), wherein a small amount of sludge is by covering on filter plate two (25)
Filter membrane two (26) retention retains sludge manual cleaning, and the processing sterilized box of water (27) is stored into clear water reserviors (6), passes through water
It pumps (17) and extracts reuse or purified slot water outlet (18) outlet, and handling water water yield is purification tank biological tank dischargeable capacity
1/2；
S6, it is recycled to step S1.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110498557A (en) * | 2019-03-01 | 2019-11-26 | 四川天府泓源环保科技有限公司 | Oligodynamic sewage treatment system and its technique for altitude environment |
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| JP2007136298A (en) * | 2005-11-16 | 2007-06-07 | Nippon Steel Corp | Removal method of nitrogen and phosphorus from sewage, and removal apparatus |
| CN104671619A (en) * | 2015-03-25 | 2015-06-03 | 山东省水利科学研究院 | Ecological treatment device for domestic sewage combining purification tank |
| CN208802893U (en) * | 2018-07-03 | 2019-04-30 | 杨小凤 | A kind of board plug type purifying domestic sewage slot ecological treatment apparatus |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007136298A (en) * | 2005-11-16 | 2007-06-07 | Nippon Steel Corp | Removal method of nitrogen and phosphorus from sewage, and removal apparatus |
| CN104671619A (en) * | 2015-03-25 | 2015-06-03 | 山东省水利科学研究院 | Ecological treatment device for domestic sewage combining purification tank |
| CN208802893U (en) * | 2018-07-03 | 2019-04-30 | 杨小凤 | A kind of board plug type purifying domestic sewage slot ecological treatment apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110498557A (en) * | 2019-03-01 | 2019-11-26 | 四川天府泓源环保科技有限公司 | Oligodynamic sewage treatment system and its technique for altitude environment |
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