CN107915313A - A kind of immobilized microorganism filter bed - Google Patents
A kind of immobilized microorganism filter bed Download PDFInfo
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- CN107915313A CN107915313A CN201711109481.XA CN201711109481A CN107915313A CN 107915313 A CN107915313 A CN 107915313A CN 201711109481 A CN201711109481 A CN 201711109481A CN 107915313 A CN107915313 A CN 107915313A
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- water inlet
- pipe
- bed body
- backwash
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- 244000005700 microbiome Species 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 204
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000012856 packing Methods 0.000 claims abstract description 19
- 238000007667 floating Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 14
- 238000011001 backwashing Methods 0.000 claims abstract description 13
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims abstract description 11
- 239000000725 suspension Substances 0.000 claims abstract description 10
- 229920002635 polyurethane Polymers 0.000 claims abstract description 9
- 239000004814 polyurethane Substances 0.000 claims abstract description 9
- 206010067868 Skin mass Diseases 0.000 claims abstract description 6
- 241000196324 Embryophyta Species 0.000 claims description 19
- 238000005273 aeration Methods 0.000 claims description 4
- 241000321203 Canna glauca Species 0.000 claims description 3
- 244000025254 Cannabis sativa Species 0.000 claims description 3
- 241001633663 Iris pseudacorus Species 0.000 claims description 3
- 241000721690 Lythrum salicaria Species 0.000 claims description 3
- 241001502129 Mullus Species 0.000 claims description 3
- 244000272329 Phyllostachys congesta Species 0.000 claims description 3
- 235000006523 Phyllostachys congesta Nutrition 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 238000000746 purification Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 12
- 239000007789 gas Substances 0.000 description 10
- 239000003344 environmental pollutant Substances 0.000 description 9
- 231100000719 pollutant Toxicity 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000001976 improved effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 241000589651 Zoogloea Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
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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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- 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
- C02F3/10—Packings; Fillings; Grids
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- 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
- C02F2303/14—Maintenance of water treatment installations
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Engineering & Computer Science (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of immobilized microorganism filter bed,Including bed body,Collecting-tank,Water inlet system includes water inlet pipe and " rich " type water distribution pipe,Outlet system includes outlet pipe,Backwashing system includes backwash water inlet pipe,Backwash water distributor and backwash outlet pipe,Aerating system is responsible for including air inlet,Two air intake branches and anti-" non-" type gas distribution pipe,Biomembrane includes nanometer scale hydrophilic polyurethane biologic packing material successively from top to bottom,Fibrous nodules biologic packing material,Multiporous biological suspension ball filler,Level-one biological ceramic particle,Two stage biological haydite,The ecosystem includes artificial floating island and water plant,Supporting steel plate is fixed on above bed body bottom,The backwash water inlet pipe and backwash water distributor are arranged on bed body bottom,Backwash the left wall that outlet pipe passes through bed body,The present invention is using the method for microorganism and ecology processing black and odorous water,Operating cost is low,Non-secondary pollution,Can modularization duplication,Construction period is short,Good purification.
Description
Technical field
The present invention relates to environmental technology field, more particularly to a kind of immobilized microorganism filter bed.
Background technology
It is in all parts of the country just to carry out black and odorous water control successively in order to accelerate to promote city black and odorous water renovation.
For this reason, administering field in black and odorous water emerges many new technologies, new method, such as：Bacteria agent technology, biomembrane reaction
Device technology, O3 contacted oxidation technology, biologic packing material technology, biological floating bed technology, ecological reestablishment etc., are black and odorous water
Improvement provides strong foundation.
Bacteria agent technology is directly to spray bacteria agent to pollution open channel.The technical costs is high, and effective bacterium can not keep
Removal pollution effects steady in a long-term, need to continue to spray, operation maintenance cost is big at times.Biomembrane or biologic packing material technology
It is to administer sewage treatment process for black and odorous water.The technology belongs to high-pollution load treatment technology, and black and odorous water belongs to
Low stain load, utilizes the technology governance black and odorous water, it is difficult to forms zoogloea, treatment effeciency substantially reduces.Ecological management skill
Art is to realize water body purification by planting aquatic plants, dispensing aquatic animal etc..Black and odorous water pollution is dirty essentially from life
The mixed flow water bodys such as water, ground flushing water, the water pollution load is considerably beyond aquatile self-purification capacity, simple aquatic life
Thing recovers not ensureing that water body is purified, and pollutants removal rate is low.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of immobilized microorganism filter bed, to solve in the prior art
Caused the above-mentioned defects.
To achieve the above object, the present invention provides following technical solution：A kind of immobilized microorganism filter bed, including bed
Body, collecting-tank, water inlet system, outlet system, backwashing system, aerating system, biomembrane and the ecosystem, it is described into water system
System includes water inlet pipe and " rich " type water distribution pipe, and the outlet system includes L-type outlet pipe, and the backwashing system includes
Backwash water inlet pipe, " rich " type backwash water distributor and backwash outlet pipe, the aerating system is responsible for including air inlet, two
Air intake branch and anti-" non-" type gas distribution pipe, the biomembrane are filled out including nanometer scale hydrophilic polyurethane biology successively from top to bottom
Material, fibrous nodules biologic packing material, multiporous biological suspension ball filler, level-one biological ceramic particle, two stage biological haydite, the biomembrane
Upper and lower ends are respectively equipped with grid and supporting steel plate, and the ecosystem includes artificial floating island, planted above the artificial floating island
There is water plant, the supporting steel plate is fixed on above bed body bottom, and the water inlet of the water inlet pipe passes through bed body left wall, institute
Stating water distribution pipe and be located at water inlet pipe both sides, and be arranged on the top of grid, the air inlet supervisor is arranged on above water inlet pipe,
Its inlet end passes through the rear wall of bed body, and described two anti-" non-" type gas distribution pipes are arranged on the bottom surface of bed body, described two air inlets
Branch pipe is connected with air inlet supervisor and gas distribution pipe respectively along bed body front and rear wall, its upper and lower ends, it is described backwash water inlet pipe and
" rich " type backwash water distributor is arranged on bed body bottom, and the water inlet for backwashing water inlet pipe passes through the right wall of bed body, the recoil
The left wall that water pipe passes through bed body is washed out, the outlet pipe is connected with the water inlet end of backwash water inlet pipe.
Preferably, the floor height ratio of the biomembrane from top to bottom is 2：1.5：2：1：1, the steel plate and bed body bottom
Floor height ratio value be 2.5.
Preferably, the nanometer scale hydrophilic polyurethane biologic packing material specification isFibrous nodules biologic packing material is advised
Lattice areMultiporous biological suspension ball filler specification isLevel-one biological ceramic particle specification isTwo stage biological haydite
Specification isThe supporting steel plate is equipped with some leakage holes.
Preferably, the water distribution pipe is equipped with two rows of apopores, and the water distribution pipe is equipped with two rows of water outlets
Hole, the angle of inclination of the two rows apopore is respectively -45 ° and -135 °, and the backwash water distributor is equipped with two rows of intake
Hole, the angle of inclination of the two rows inlet opening is respectively 45 ° and 135 °.
Preferably, the water plant can include canna glauca, yellow flag, fishscale bamboo, Lythrum salicaria and mullet grass, people
Work chinampa is swum on the water surface in bed body.
Preferably, anti-" non-" the type gas distribution pipe uses nanometer micropore aeration tube.
Preferably, two rows of apopore and inlet opening are arranged in alternative form, staggeredly two adjacent apopores or
Spacing between inlet opening is 1 meter, is 2 meters with spacing between water hole or inlet opening is discharged.
Preferably, the water inlet of the water inlet pipe, the water outlet of outlet pipe, backwash water inlet pipe and backwash outlet pipe
On be equipped with valve, the water outlet, backwash water inlet pipe are connected with collecting-tank, the collecting-tank be equipped with one it is excessive
Head piece, the clear water in the collecting-tank are flowed into open channel by overflow port.
It is using the beneficial effect of above technical scheme：A kind of immobilized microorganism filter bed of the present invention, when in use,
Whole device is placed in open channel downstream bank, the water outlet of bed body is led into open channel upstream, by the water inlet and open channel of bed body
Downstream elevator pump connection, first only opens the valve on water inlet, black smelly water is pumped into along water inlet pipe, from water distribution pipe
It is flowed into apopore in bed body, black smelly water accumulates gradually full bed body from the bottom up, after black smelly water is filled with, by artificial floating island
Be put into water plant it is black smelly waterborne, first with root system absorption-absorption-degradation water of water plant prosperity in artificial floating island
In body using pollutant, while the rhizosphere microorganism on root system of plant again can be by anaerobic reaction hydrolysis acidification water body
Hardly possible utilizes pollutant, improves its degradation characteristic, black smelly water is stored in biological domestication one month in bed body, in this time
In section, the pollutant in black smelly water is slowly in nanometer scale hydrophilic polyurethane biologic packing material, fibrous nodules biologic packing material, porous life
Deposit, adsorb and degrade in this five layers of biomembranes of thing suspension ball filler, level-one biological ceramic particle and two stage biological haydite, lead at the same time
The aerating system for crossing bed body bottom provides oxygen, and oxygen is responsible for from air inlet and enters anti-" non-" type cloth along two air intake branches
In tracheae, exposed from micropore, oxygen is reduced step by step from the bottom up, and the biofilm system integrated using five kinds of fillers, was passed through
The process of filter-absorption-degraded, from inside to outside, forms the treatment process of anaerobic- anoxic- oxic, realizes black smelly water from top to bottom
The purification of body, after water body purification one month, then opens the valve on outlet pipe, while opens the valve on water inlet pipe, downstream
Black smelly water by water inlet pipe, be flowed into from the apopore of water distribution pipe in bed body, meanwhile, clear water from inlet opening into
Enter into backwash water distributor, be flowed into from outlet pipe in collecting-tank, the clear water in collecting-tank is flowed into bright by overflow port
Canal upstream, after whole device uses a period of time, using backwashing system, opens backwash water inlet pipe and backwash water outlet
Valve on pipe, and shut the valve on water inlet pipe and outlet pipe, the clear water in collecting-tank by backwash water inlet pipe inversely into
Enter into backwash water distributor, and entered from inlet opening in bed body, immobilized microorganism filter bed is carried out from the bottom up anti-
Rinse, backwashing water successively by the root system of water plant prosperity in biomembrane and ecological floating island, will degrade or
The pollutant for being difficult to degrade is flushed into original water body from backwash outlet pipe, improves deposition-absorption-degraded of biomembrane
With absorption-absorption-degradation of the rhizosphere microorganism on root system of plant, service life and the use of whole device are improved
Effect, the present invention in bio-augmentation treatment system be adapted to low stain load water body, extremely kissed with black and odorous water contamination characteristics
Close, filter bed structure composition is simple, efficient, and input cost is low, and black and odorous water, operation are handled using the method for microorganism plus ecology
Expense is low, non-secondary pollution, which can improve 2-3 times by water transparency, COD, ammonia nitrogen, total nitrogen, the removal rate of total phosphorus
45%, 79%, 81%, 88% can be reached respectively, the system can modularization replicate, the construction period is short, good purification.
Brief description of the drawings
Fig. 1 is the forward sight structure diagram of the present invention；
Fig. 2 is the backsight structural representation of the present invention；
Fig. 3 is the structure diagram of water inlet system of the present invention；
Fig. 4 is the structure diagram of outlet system of the present invention；
Fig. 5 is the structure diagram of aerating system of the present invention；
Fig. 6 is the structure diagram of biomembrane of the present invention；
Fig. 7 is the structure diagram of supporting steel plate of the present invention；
Fig. 8 is the single plant structure schematic diagram of the ecosystem of the present invention；
Fig. 9 is the sectional view of water distribution pipe of the present invention；
Figure 10 is the sectional view of present invention backwash water distributor.
Wherein, 1- bed bodies, 2- collecting-tanks, 3- water inlet pipes, 4- water distribution pipes, 5- outlet pipes, 6- backwash water distributors,
7- backwashes water inlet pipe, 8- backwash outlet pipes, and 9- air inlets are responsible for, 10- air intake branches, 11- gas distribution pipes, and 12- nanoscales are hydrophilic
Property polyurethane biologic packing material, 13- fibrous nodules biologic packing materials, 14- multiporous biological suspension ball fillers, 15- level-one biological ceramic particles, 16-
Two stage biological haydite, 17- grids, 18- supporting steel plates, 19- artificial floating islands, 20- water plants, 21- leakage holes, 22- water outlets
Hole, 23- inlet openings, 24- valves, 25- overflow ports.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Fig. 1-10 shows the embodiment of the present invention：A kind of immobilized microorganism filter bed, including bed body 1, collecting-tank
2nd, water inlet system, outlet system, backwashing system, aerating system, biomembrane and the ecosystem, the water inlet system include into
Water pipe 3 and " rich " type water distribution pipe 4, the outlet system include L-type outlet pipe 5, and the backwashing system includes backwash
Water inlet pipe 7, " rich " type backwash water distributor 6 and backwash outlet pipe 8, the aerating system include air inlet be responsible for 9, two into
Gas branch pipe 10 and anti-" non-" type gas distribution pipe 11, the biomembrane include nanometer scale hydrophilic polyurethane biology successively from top to bottom
Filler 12, fibrous nodules biologic packing material 13, multiporous biological suspension ball filler 14, level-one biological ceramic particle 15, two stage biological haydite 16,
The upper and lower ends of the biomembrane are respectively equipped with grid 17 and supporting steel plate 18, and the ecosystem includes artificial floating island 19, institute
Stating artificial floating island 19, kind is implanted with water plant 20 above, and the supporting steel plate 18 is fixed on above 1 bottom of bed body, the water inlet
The water inlet of pipe 3 passes through 1 left wall of bed body, and the water distribution pipe 4 is located at 3 both sides of water inlet pipe, and is arranged on the upper of grid 17
Side, the air inlet supervisor 9 are arranged on the top of water inlet pipe 3, its inlet end passes through the rear wall of bed body 1, described two anti-" non-" type cloth
Tracheae 11 is arranged on the bottom surface of bed body 1, described two air intake branches 10 along 1 front and rear wall of bed body, its upper and lower ends respectively with
Air inlet supervisor 9 is connected with gas distribution pipe 11, and backwash water inlet pipe 7 and " rich " type the backwash water distributor 6 is arranged on bed body 1
Bottom, the water inlet of backwash water inlet pipe 7 pass through the right wall of bed body 1, and the backwash outlet pipe 8 passes through the left wall of bed body 1,
The outlet pipe 5 is connected with the water inlet end of backwash water inlet pipe 7.
Preferably, the floor height ratio of the biomembrane from top to bottom is 2：1.5：2：1：1,1 bottom of the steel plate and bed body
Floor height ratio value be 2.5.
Preferably, 12 specification of nanometer scale hydrophilic polyurethane biologic packing material isFibrous nodules biologic packing material
13 specifications are14 specification of multiporous biological suspension ball filler is15 specification of level-one biological ceramic particle isTwo level
16 specification of biological ceramic particle isThe supporting steel plate 18 is equipped with some leakage holes 21.
Preferably, the water distribution pipe 4 is equipped with two rows of apopores 22, and the water distribution pipe 4 is equipped with two discharges
Water hole 22, the angle of inclination of the two rows apopore 22 is respectively -45 ° and -135 °, and the backwash water distributor 6 is equipped with two
Water hole 23 is discharged into, the angle of inclination of the two rows inlet opening 23 is respectively 45 ° and 135 °.
Preferably, the water plant 20 can include canna glauca, yellow flag, fishscale bamboo, Lythrum salicaria and mullet grass,
Artificial floating island 19 is swum on the water surface in bed body 1.
Preferably, anti-" non-" the type gas distribution pipe 11 uses nanometer micropore aeration tube.
Preferably, two rows of apopores 22 and inlet opening 23 are arranged in alternative form, staggeredly two adjacent water outlets
Spacing between hole 22 or inlet opening 23 is 1 meter, is 2 meters with spacing between water hole 22 or inlet opening 23 is discharged.
Preferably, the water inlet of the water inlet pipe 3, the water outlet of outlet pipe 5, backwash water inlet pipe 7 and backwash water outlet
Valve 24 is equipped with pipe 8, the water outlet, backwash water inlet pipe 7 are connected with collecting-tank 2, are set on the collecting-tank 2
There is an overflow port 25, the clear water in the collecting-tank 2 is flowed into open channel by overflow port 25.
It is using the beneficial effect of above technical scheme：A kind of immobilized microorganism filter bed of the present invention, when in use,
Whole device is placed in open channel downstream bank, the water outlet of bed body 1 is led into open channel upstream, by the water inlet of bed body 1 with it is bright
The elevator pump connection of canal downstream, first only opens the valve 24 on water inlet, black smelly water is pumped into along water inlet pipe 3, from water inlet water distribution
It is flowed into the apopore 22 of pipe 4 in bed body 1, black smelly water accumulates gradually full bed body 1 from the bottom up, will after black smelly water is filled with
Artificial floating island 19 and water plant 20 be put into it is black smelly waterborne, first with the root system that water plant in artificial floating island 19 20 is flourishing
In absorption-absorption-degraded water body using pollutant, while the rhizosphere microorganism on root system of plant again can be anti-by anaerobism
Answer hardly possible in hydrolysis acidification water body to utilize pollutant, improve its degradation characteristic, black smelly water is stored in biological domestication one in bed body 1
A month, within this period, the pollutant in black smelly water was slowly in nanometer scale hydrophilic polyurethane biologic packing material 12, fibre
Tie up ball biologic packing material 13, multiporous biological suspension ball filler 14, level-one biological ceramic particle 15 and two stage biological haydite 16 this five layers of lifes
Deposit, adsorb in thing film and degrade, while oxygen is provided by the aerating system of 1 bottom of bed body, oxygen is suitable from air inlet supervisor 9
Two air intake branches 10 to enter in anti-" non-" type gas distribution pipe 11, exposed from micropore, oxygen is reduced step by step from the bottom up,
The biofilm system integrated using five kinds of fillers, by the process of filtering-absorption-degraded, from inside to outside, is formed from top to bottom
The treatment process of anaerobic-anoxic-aerobic, realizes the purification of black and odorous water, after water body purification one month, then opens outlet pipe
Valve 24 on 5, while the valve 24 on water inlet pipe 3 is opened, the black smelly water in downstream is by water inlet pipe 3, from water distribution pipe 4
Apopore 22 in be flowed into bed body 1, meanwhile, clear water entered from inlet opening 23 backwash water distributor 6 in, from water outlet
It is flowed into pipe 5 in collecting-tank 2, the clear water in collecting-tank 2 is flowed into open channel upstream by overflow port 25, makes in whole device
After a period of time, using backwashing system, open backwash water inlet pipe 7 and backwash the valve 24 on outlet pipe 8, and close
Valve 24 on upper water inlet pipe 3 and outlet pipe 5, the clear water in collecting-tank 2 inversely enter recoil by backwashing water inlet pipe 7
Wash cloth in water pipe 6, and entered from inlet opening 23 in bed body 1, recoiled from the bottom up to immobilized microorganism filter bed
Wash, backwashing water by the flourishing root system of water plant in biomembrane and ecological floating island 20, will successively degrade or difficult
It is flushed into the pollutant of degraded from backwash outlet pipe 8 in original water body, improves deposition-absorption-degraded of biomembrane
With absorption-absorption-degradation of the rhizosphere microorganism on root system of plant, service life and the use of whole device are improved
Effect, the present invention in bio-augmentation treatment system be adapted to low stain load water body, extremely kissed with black and odorous water contamination characteristics
Close, filter bed structure composition is simple, efficient, and input cost is low, and black and odorous water, operation are handled using the method for microorganism plus ecology
Expense is low, non-secondary pollution, which can improve 2-3 times by water transparency, COD, ammonia nitrogen, total nitrogen, the removal rate of total phosphorus
45%, 79%, 81%, 88% can be reached respectively, the system can modularization replicate, the construction period is short, good purification.
Above-described is only the preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to this hair
Bright protection domain.
Claims (8)
1. a kind of immobilized microorganism filter bed, including bed body, collecting-tank, water inlet system, outlet system, backwashing system, aeration
System, biomembrane and the ecosystem, it is characterised in that：The water inlet system includes water inlet pipe and " rich " type water distribution pipe, institute
Stating outlet system includes L-type outlet pipe, and the backwashing system includes backwash water inlet pipe, " rich " type backwashes water distributor and anti-
Rinse outlet pipe, the aerating system includes air inlet supervisor, two air intake branches and anti-" non-" type gas distribution pipe, the biomembrane from
Top to bottm includes nanometer scale hydrophilic polyurethane biologic packing material, fibrous nodules biologic packing material, multiporous biological suspension ball filler, one successively
Level biological ceramic particle, two stage biological haydite, the upper and lower ends of the biomembrane are respectively equipped with grid and supporting steel plate, the ecosystem
System includes artificial floating island, and kind is implanted with water plant above the artificial floating island, and the supporting steel plate is fixed on above bed body bottom,
The water inlet of the water inlet pipe passes through bed body left wall, and the water distribution pipe is located at water inlet pipe both sides, and is arranged on the upper of grid
Side, the air inlet supervisor are arranged on above water inlet pipe, its inlet end passes through the rear wall of bed body, described two anti-" non-" type gas distribution pipes
Be arranged on the bottom surface of bed body, described two air intake branches along bed body front and rear wall, its upper and lower ends respectively with air inlet supervisor and
Gas distribution pipe is connected, and backwash water inlet pipe and " rich " type the backwash water distributor is arranged on bed body bottom, backwashes water inlet pipe
Water inlet pass through bed body right wall, it is described backwash outlet pipe pass through bed body left wall, the outlet pipe and backwash intake
The water inlet end of pipe is connected.
A kind of 2. immobilized microorganism filter bed according to claim 1, it is characterised in that：The biomembrane is from top to bottom
Floor height ratio is 2：1.5：2：1：1, the floor height ratio value of the steel plate and bed body bottom is 2.5.
A kind of 3. immobilized microorganism filter bed according to claim 1, it is characterised in that：The poly- ammonia of nanometer scale hydrophilic
Ester biological filler specification isFibrous nodules biologic packing material specification isMultiporous biological suspension ball filler specification isLevel-one biological ceramic particle specification isTwo stage biological haydite specification isThe supporting steel plate is equipped with some leakages
Water hole.
A kind of 4. immobilized microorganism filter bed according to claim 1, it is characterised in that：The water distribution pipe is equipped with
Two rows of apopores, the angle of inclination of the two rows apopore is respectively -45 ° and -135 °, and the backwash water distributor is equipped with two
Water hole is discharged into, the angle of inclination of the two rows inlet opening is respectively 45 ° and 135 °.
A kind of 5. immobilized microorganism filter bed according to claim 1, it is characterised in that：The water plant can include
Canna glauca, yellow flag, fishscale bamboo, Lythrum salicaria and mullet grass, artificial floating island are swum on the water surface in bed body.
A kind of 6. immobilized microorganism filter bed according to claim 1, it is characterised in that：Described anti-" non-" type gas distribution pipe is adopted
With nanometer micropore aeration tube.
A kind of 7. immobilized microorganism filter bed according to claim 4, it is characterised in that：The two rows apopore and water inlet
Kong Juncheng alternative forms are arranged, and staggeredly adjacent two spacing between apopore or inlet opening are 1 meter, with discharge water hole or into
Spacing is 2 meters between water hole.
A kind of 8. immobilized microorganism filter bed according to claim 1, it is characterised in that：The water inlet of the water inlet pipe,
Valve, the water outlet, backwash water inlet pipe are equipped with the water outlet of outlet pipe, backwash water inlet pipe and backwash outlet pipe
It is connected with collecting-tank, the collecting-tank is equipped with an overflow port, and the clear water in the collecting-tank is flowed into by overflow port
Into open channel.
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| CN201711109481.XA CN107915313A (en) | 2017-11-11 | 2017-11-11 | A kind of immobilized microorganism filter bed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711109481.XA CN107915313A (en) | 2017-11-11 | 2017-11-11 | A kind of immobilized microorganism filter bed |
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| CN107915313A true CN107915313A (en) | 2018-04-17 |
Family
ID=61896243
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| CN109362405A (en) * | 2018-11-16 | 2019-02-22 | 河南省海绵城市建设有限公司 | Polyurethane Lutao vertical greening system |
| CN113830869A (en) * | 2021-09-30 | 2021-12-24 | 中国华能集团清洁能源技术研究院有限公司 | Baffling type gas-liquid reaction system for treating concentrated alkali liquor and working method thereof |
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