CN209128125U - A kind of biological aerated filter system for black and odorous water purification of water quality - Google Patents
A kind of biological aerated filter system for black and odorous water purification of water quality Download PDFInfo
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- CN209128125U CN209128125U CN201821687057.3U CN201821687057U CN209128125U CN 209128125 U CN209128125 U CN 209128125U CN 201821687057 U CN201821687057 U CN 201821687057U CN 209128125 U CN209128125 U CN 209128125U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model provides a kind of biological aerated filter system for black and odorous water purification of water quality, including pond body and diaphragm pump, the bottom of pond body offers water inlet, water outlet is offered at the top of pond body, the water outlet of diaphragm pump is connected to water inlet, biological aerated filter system further includes filter material layer, aerator and back purge system, filled with the modified macroporous Polyurethane carrier being prepared by N methyldiethanol amine and toluene di-isocyanate(TDI) reaction in filter material layer, since the modified macroporous polyurethane surface has tertiary amine group, it is changed into the quaternary amine of strongly hydrophilic after acidified processing, improve the hydrophily of material surface, water is set to be more easier to enter inside in its skeleton surface spreading, water passability is good, it solves the problems, such as susceptible to plugging existing for the fillers such as the haydite that tradition uses.
Description
Technical field
The utility model belongs to technical field of sewage, is to be related to one kind for black and odorous water water quality more specifically
The biological aerated filter system of purification.
Background technique
Biological aerated filter is late nineteen eighties the early 1990s on the basis of ordinary biofilter, uses for reference water-feeding leaching pool
Technique and the Sewage Biological Treatment new process developed.The technology cannot be only used for the three-level precision processing and water body richness of sewage treatment plant
Nutrient laden processing, and it is widely applicable for municipal sewage, community life sewage and all kinds of Industrial Wastewater Treatments.With grinding
That studies carefully gos deep into, and biological aerated filter is developing progressively series comprehensive technique from single technique, have removal SS (suspended matter),
(COD, COD are using oxidant, by oxidizable substance oxygenolysis in water, then according to remaining to COD
The meter of oxidant calculates the consumption of oxygen), BOD5(biochemical oxygen demand (BOD), biochemical oxygen demand (BOD) be specified temperature, the time and
Under aerobic conditions, the oxygen amount as needed for the organic matter in microbial degradation water；Various organic matters have obtained aoxidizing point in sewage
The time of solution about needs 100 days in total, and in order to shorten detection time, general biochemical oxygen demand (BOD) is with examined water sample at 20 DEG C
Under, the oxygen demand in five days is representative, is called five-day BOD, abbreviation BOD5, for sanitary sewage, it is approximately equal to
Complete oxidation decompose oxygen demand 70%), nitrification, denitrogenation dephosphorizing effect.The advantage of this process is that collection bio-contact oxidation with
Suspended matter filter bed retention functions save subsequent secondary sedimentation tank in one, are the novel water treatment technologies risen in the world.
However existing filler generally uses the fillers such as haydite, the problem of easily filler being caused to block.
Summary of the invention
The purpose of this utility model is to provide a kind of biological aerated filter system for black and odorous water purification of water quality, with
The susceptible to plugging technical problem of filler exists in the prior art in solution.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provide it is a kind of net for black and odorous water water quality
The biological aerated filter system of change, the diaphragm pump including pond body and for being pumped into the black and odorous water in the pond body are described
The bottom of pond body is offered for being discharged into the intracorporal water inlet in the pond for black and odorous water, is offered and is used at the top of the pond body
The water outlet of the pond body is discharged for purified water body, the water outlet of the diaphragm pump is connected to the water inlet, the exposure
Gas bacteria filter system further include for by the filter material layer of the black and odorous water purification of water quality, be used for the intracorporal water body in the pond
It is oxygenated the aerator for microorganism growth and back purge system for being backwashed to the filter material layer, institute
It states in filter material layer filled with the modified macroporous polyurethane being prepared by N methyldiethanol amine and toluene di-isocyanate(TDI) reaction
Carrier, the filter material layer, the aerator and the back purge system are set in the pond body, and the aerator
Positioned at the lower section of the filter material layer.
Further, the outer layer of the modified macroporous Polyurethane carrier is attached with autotrophic bacterium biological membranous layer, and the modification is big
Heterotroph biological membranous layer is attached in the internal layer aperture of hole Polyurethane carrier.
Further, the aerator includes the air compressor being used to provide power and for conveying outside air
To the intracorporal aerated conduit in the pond, the air inlet in the aeration tube road is connected to the output end of the air compressor, described
Several aeration heads are installed on aerated conduit.
Further, the aerator further include for adjust the regulating valve of the aeration tube road air mass flow size and
For detecting the spinner flowmeter of the air velocity in the aeration tube road, the regulating valve and the spinner flowmeter electrically connect
It is connected to controller.
Further, the bottom of the filter material layer is equipped with the support for the firm support modified macroporous Polyurethane carrier
Layer.
Further, the top of the filter material layer is equipped with the grid for preventing modified macroporous Polyurethane carrier to be lost.
Further, the back purge system includes Backwash pipeline and the backwash in the filter material layer
The backwash water inlet of one end connection of pipeline and the backwash water outlet being connected to the other end of the Backwash pipeline, it is described
Backwash water inlet is set to the bottom of the pond body, and the backwash water outlet is set to the top of the pond body.
Further, the aerating filter system further includes filter plate, and several be uniformly distributed is offered on the filter plate
Filter hole.
Further, the diameter of the pond body is 1.0m~1.4m, and the height of the pond body is 3.3m~3.7m.
Further, effective swept volume of the pond body is 1.38m3~1.78m3, the height of the filter material layer is 1.2m
~1.6m.
A kind of beneficial effect of biological aerated filter system for black and odorous water purification of water quality provided by the utility model
It is:
1, a kind of biological aerated filter system for black and odorous water purification of water quality provided by the utility model, passes through filtrate
It is filled in layer and the modified macroporous Polyurethane carrier being prepared is reacted by N methyldiethanol amine and toluene di-isocyanate(TDI), by
There is tertiary amine group in the modified macroporous polyurethane surface, be changed into the quaternary amine of strongly hydrophilic after acidified processing, improve
The hydrophily of material surface makes water be more easier to enter inside in its skeleton surface spreading, and water passability is good, solves tradition
Susceptible to plugging problem existing for the fillers such as the haydite used.
2, for the preferred modified macroporous Polyurethane carrier of the water quality characteristics of black and odorous water, and modified macroporous polyurethane is utilized
The characteristics of carrier high-affinity, realizes the immobilization to high-efficiency strain, realizes the domestication enrichment of efficient ammonia oxidizing bacteria, solves filter
The unstable problem of surface biological population is expected, to change the problem not high to contaminant removal efficiencies such as ammonia nitrogens.
3, black and odorous water is handled using the biological aerated filter system, it can be achieved that processing load height and filler were not easy to plug
Effect；Meanwhile black and odorous water is handled using the biological aerated filter system, the pollutant in black and odorous water can effectively be located
Reason, makes stable effluent quality reach level-one A standard or more.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of biological aerated filter system for black and odorous water purification of water quality provided by the embodiment of the utility model
Structural schematic diagram；
Fig. 2 is a kind of biological aerated filter system for black and odorous water purification of water quality provided by the embodiment of the utility model
Top view；
Fig. 3 is a kind of biological aerated filter system for black and odorous water purification of water quality provided by the embodiment of the utility model
Another structural schematic diagram.
Wherein, each appended drawing reference in figure:
100- biological aerated filter system；1- pond body；11- water inlet；12- water outlet；2- filter material layer；21- supporting layer；
22- grid；3- aerator；31- air inlet；32- aerated conduit；33- aeration head；41- Backwash pipeline；42- backwash into
The mouth of a river；43- backwashes water outlet；5- filter plate；6- evacuation port；7- overflow port；8- access hole；9- conditioning tank；10- filter；
11- second level biological aerated filter；12- clear water reserviors.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Embodiment one:
Also referring to Fig. 1 and Fig. 2, now to a kind of aeration for black and odorous water purification of water quality provided by the utility model
Bacteria filter system 100 is illustrated.A kind of biological aerated filter system 100 for black and odorous water purification of water quality, including pond
Body 1 and diaphragm pump for black and odorous water to be pumped into pond body 1, the bottom of pond body 1 offer water inlet 11, and water inlet 11 is for supplying
Black and odorous water is discharged into pond body 1, and in order to carry out purification of water quality to black and odorous water in pond body 1, the top of pond body 1 is offered out
The mouth of a river 12, water outlet 12 are used to that pond body 1 to be discharged for purified water body；The water outlet of diaphragm pump is connected to water inlet 11, with logical
It crosses Machinery Diaphragm Pump raw water is input in pond body 1, and then is operated convenient for subsequent water body purification；Biological aerated filter system
100 further include filter material layer 2, aerator 3 and back purge system, and aerator 3 is for being oxygenated the water body in pond body 1
For microorganism growth；Modified macroporous Polyurethane carrier is filled in filter material layer 2, modified macroporous polyurethane is by N- methyl diethanol
Amine and toluene di-isocyanate(TDI) reaction are prepared；Filter material layer 2, aerator 3 and back purge system are set in pond body 1,
And aerator 3 is located at the lower section of filter material layer 2.
This for black and odorous water purification of water quality biological aerated filter system 100 the utility model has the advantages that
1, a kind of biological aerated filter system 100 for black and odorous water purification of water quality provided by the utility model, passes through
It is carried in filter material layer 2 filled with the modified macroporous polyurethane being prepared by N methyldiethanol amine and toluene di-isocyanate(TDI) reaction
Body is changed into the quaternary amine of strongly hydrophilic, mentions since the modified macroporous polyurethane surface has tertiary amine group after acidified processing
The high hydrophily of material surface makes water be more easier to enter in its skeleton surface spreading internal, and water passability is good, solves
Susceptible to plugging problem existing for the fillers such as the haydite that tradition uses.
2, for the preferred modified macroporous Polyurethane carrier of the water quality characteristics of black and odorous water, and modified macroporous polyurethane is utilized
The characteristics of carrier high-affinity, realizes the immobilization to high-efficiency strain, realizes the domestication enrichment of efficient ammonia oxidizing bacteria, solves filter
The unstable problem of surface biological population is expected, to change the problem not high to contaminant removal efficiencies such as ammonia nitrogens.
3, black and odorous water is handled using the biological aerated filter system 100, it can be achieved that processing load is high and filler is not easy to block up
The effect of plug；Meanwhile using the biological aerated filter system 100 handle black and odorous water, can by the pollutant in black and odorous water into
Row is effectively treated, and stable effluent quality is made to reach level-one A standard or more.
Further, the output end of Machinery Diaphragm Pump is equipped with spinner flowmeter, defeated to control with through-hole spinner flowmeter
Enter the amount of the black and odorous water in pond body 1.
In the prior art, black and odorous water is different from common sanitary sewage, usually deposits largely in black and odorous water to microorganism
Toxic chemical substance, such as heavy metal ion, cyanide inorganic pollution and phenols etc. with inhibition and toxic action have
Machine pollutant.Noxious material can destroy the normal configuration of cell or make the rotten inactivation of endobacillary enzyme, thus to micro- life
Object generates toxic action, and then threatens the treatment effect of whole system, and the nitrobacteria of especially battalion's autophyting growth is more vulnerable to
It influences, to directly result in the reduction of system ammonia nitrogen removal frank, denitrification effect is deteriorated.
In the present embodiment, the outer layer of modified macroporous Polyurethane carrier is attached with autotrophic bacterium biological membranous layer, modified macroporous poly- ammonia
Heterotroph biological membranous layer is attached in the internal layer aperture of ester carrier；To be carried out by different microbe species to black and odorous water
Purification of water quality, meanwhile, it can also improve the removal efficiency of the pollutants such as ammonia nitrogen.
Further, Fig. 1 and Fig. 2 is please referred to, as provided by the utility model a kind of for black and odorous water purification of water quality
Biological aerated filter system 100 a kind of specific embodiment, aerator 3 include air compressor, aerated conduit 32, expose
The air inlet 31 of feed channel 32 is connected to the output end of air compressor, and several aeration heads 33 are equipped on aerated conduit 32；It is empty
What air compressor was used to provide power, aerated conduit 32 is for outside air to be delivered in pond body 1；Each aeration head 33 is installed on
On aerated conduit 32, to be discharged into extraneous oxygen by air inlet 31, while conveying oxygen is carried out by aerated conduit 32, with
And the oxygen in aerated conduit 32 is discharged into the water body in pond body 1 by aeration head 33, make in the water body in pond body 1 containing aerobic
Organic matter in sewage for the microorganism growth in pond body 1, and then is carried out oxygenolysis, to reach purifying water body by gas
Effect.
Further, as a kind of biological aerated filter system for black and odorous water purification of water quality provided by the utility model
A kind of specific embodiment of system 100 is equipped with regulating valve on aerated conduit 32 and for detecting the air in aerated conduit 32
The spinner flowmeter of flow velocity, regulating valve and spinner flowmeter are connected with controller；Aerated conduit is detected by spinner flowmeter
Air velocity in 32, meanwhile, spinner flowmeter and controller are electrically connected, and flow velocity signal is passed to controller, are controlled
Device controls to adjust valve then to adjust the air velocity in aerated conduit 32, can accurately control aeration speed, keeps aeration more equal
It is even, and then improve detersive efficiency.
Further, referring to Fig. 1, as a kind of aeration for black and odorous water purification of water quality provided by the utility model
A kind of specific embodiment of bacteria filter system 100, each aeration head 33 along aerated conduit 32 extending direction arranged at equal intervals,
So that aeration is more uniform, it is more advantageous to the purification of black and odorous water.
Further, please continue to refer to Fig. 1, as provided by the utility model a kind of for black and odorous water purification of water quality
The bottom of a kind of specific embodiment of biological aerated filter system 100, filter material layer 2 is equipped with supporting layer 21, to pass through supporting layer
21 support modified macroporous Polyurethane carrier to consolidate, and realize integrally-built stability.
Further, please continue to refer to Fig. 1, as provided by the utility model a kind of for black and odorous water purification of water quality
The top of a kind of specific embodiment of biological aerated filter system 100, filter material layer 2 is equipped with grid 22, with solid by grid 22
The fixed modified macroporous polyurethane avoids taking modified macroporous polyurethane load out of when the water body in pond body 1 to be discharged from water outlet 12
Body prevents its loss；Ensure the service life of the biological aerated filter system 100.Specifically, grid 22 is steel grid.
Further, please continue to refer to Fig. 1, as provided by the utility model a kind of for black and odorous water purification of water quality
A kind of specific embodiment of biological aerated filter system 100, back purge system include Backwash pipeline 41, backwash water inlet
42 are set in filter material layer 2 with backwash water outlet 43, Backwash pipeline 41, and one end of Backwash pipeline 41 and backwash water inlet
Mouth 42 is connected to, and the other end of Backwash pipeline 41 is connected to backwash water outlet 43.Pass through setting Backwash pipeline 41, backwash
Water inlet 42 and backwash water outlet 43, in order to the biological aerated filter system 100 after a period of work, to the aeration
Bacteria filter system 100 is cleaned, and extraneous clear water is introduced from backwash water inlet 42, and passes through 41 pairs of Backwash pipeline filters
The bed of material 2 is rinsed, and is discharged outside pond body 1 from backwash water outlet 43 by the water body after cleaning later, to ensure the aeration and biological
The stability of filter tank operation.
Further, as a kind of biological aerated filter system for black and odorous water purification of water quality provided by the utility model
A kind of specific embodiment of system 100, the diameter of pond body 1 are 1.0m~1.4m, and preferably the diameter of pond body 1 is 1.2m, pond body 1
Height is 3.3m~3.7m, and preferably the height of pond body 1 is 3.5m；Wherein, the height of filter material layer 2 is 1.2m~1.6m, is preferably filtered
The height of the bed of material 2 is 1.4m, and effective swept volume of pond body 1 is 1.38m3~1.78m3, the dischargeable capacity of preferably pond body 1 is
1.58m3, which designs according to hydraulic detention time 2h, which can reach
18.96m3, meanwhile, realize that water outlet ammonia nitrogen is lower than 5mg/L, COD is lower than the level-one emission standard A of 50mg/L.It is to COD and ammonia nitrogen
It is handled using two stage biological, which is the effective ways that two pollutants are stably reached to level-one A or even ground Table IV class water.
Further, referring to Fig. 1, as a kind of aeration for black and odorous water purification of water quality provided by the utility model
A kind of specific embodiment of bacteria filter system 100, aerating filter system further include filter plate 5, and filter plate 5 is used for first to black
Smelly water body is filtered, and to retain the pollutant of larger particles, several filter hole is offered on filter plate 5, each filter hole is equal
It is even to be distributed on filter plate 5, in order to be filtered to black and odorous water.
Further, please continue to refer to Fig. 1, biological aerated filter system 100 further includes the overflow port equipped with 1 top of pond body
7, can be by overflow port 7 the water body in pond body 1 to be discharged when the water level in pond body 1 is excessively high, the top of pond body 1 is equipped with
Evacuation port 6, the middle part of pond body 1 are also provided with access hole 8, in order to repair to the pond body 1.
This is used for the application method of the biological aerated filter system 100 of black and odorous water purification of water quality, specifically includes following step
It is rapid:
(1) modified macroporous Polyurethane carrier: being filled in the filter material layer 2 of pond body 1 by biofilm, carries out seed sludge；
(2) bored exposure: biological aerated filter system 100 is subjected to aerobic bored exposure 48h, is made in biological aerated filter system 100
Predominant bacteria grow into logarithmic phase, i.e. the quantity of bacterium reaches maximum；
(3) the continuous operation stage: starting diaphragm pump injects black and odorous water in pond body 1 from water inlet 11, meanwhile, starting
Aerator 3；At this point, the organic matter in microorganism adsorption black and odorous water in filter material layer 2, and organic matter is decomposed, with
Have the function that purify water, it is purified after water body be discharged from the water outlet 12 at the top of pond body 1；
(4) backwash stage: with the extension of step (3) runing time, when biofilm detachment speed is greater than the speed of growth
When, biomembrane aging, the detergent power decline of biological aerated filter system 100, at this point, starting back purge system, to filter material layer 2
In modified macroporous Polyurethane carrier backwashed, recirculation step (3).
This for black and odorous water purification of water quality 100 application method of biological aerated filter system the utility model has the advantages that
1, by changing in filter material layer 2 filled with what is be prepared by N methyldiethanol amine and toluene di-isocyanate(TDI) reaction
Property macropore Polyurethane carrier, due to the modified macroporous polyurethane surface have tertiary amine group, be changed into strong parent after acidified processing
Aqueous quaternary amine improves the hydrophily of material surface, and water is made to be more easier to enter internal, water in its skeleton surface spreading
Passability is good, solves the problems, such as susceptible to plugging existing for the fillers such as the haydite that tradition uses.
2, using the high-affinity of modified macroporous Polyurethane carrier the characteristics of realizes the immobilization to high-efficiency strain, benefit
It is enriched in the domestication of ammonia oxidizing bacteria.
3, energy-saving effect is good, and 100 application method of biological aerated filter system is easy, easily operated.
Further, in step (1), the sludge of inoculation is dirty from the aerobic activity of Xiao Jiahe sewage treatment plant, Beijing
Mud is easy to the culture of bacterium.
Further, in step (2), pH=7~8 in biological aerated filter system 100 are controlled, temperature is 30~35
℃.Under this condition, it is easy to the flourish of bacterium.
Further, in step (3), effective swept volume of pond body 1 is 1.58m3, the height of filter material layer 2 is 1.4m；
The hydraulic detention time of biological aerated filter system 100 is 2h.1 day output of pond body can reach 18.96m3, meanwhile, it realizes
It is discharged ammonia nitrogen and is lower than 5mg/L, COD is lower than the level-one emission standard A of 50mg/L.It handles COD and ammonia nitrogen using two stage biological,
The technology is that two pollutants are stably reached level-one A.
Further, referring to Fig. 3, as a kind of aeration for black and odorous water purification of water quality provided by the utility model
A kind of specific embodiment of bacteria filter system 100, the biological aerated filter system 100 further include conditioning tank 9 and filter
10；It further include step (3 in step (3)0): step (30) be set to step (3) before, i.e., by black and odorous water be discharged into conditioning tank with
Carry out preliminary sedimentation, separation and water quality adjustment；The black and odorous water after the adjusting of conditioning tank 9 is discharged into filter 10 again
It is filtered processing；The operation of step (3) will be carried out by treated the black and odorous water of filter 10 later.
Further, referring to Fig. 3, as a kind of aeration for black and odorous water purification of water quality provided by the utility model
A kind of specific embodiment of bacteria filter system 100, biological aerated filter system 100 further include second level biological aerated filter 11
With clear water reserviors 12；It further include step (3 in step (3)1): step (31) be set to after step (3), the water body of step (3) will be passed through
It is discharged into second level biological aerated filter 11, i.e., the water body being discharged from the water outlet 12 at 1 top of pond body is discharged into second level aeration and biological
In filter tank 11, second level biological aerated filter 11 is N (nitrogen) filter tank, autotrophic bacterium of mainly living in the filter tank N, when water body passes through second level
It is discharged into clear water reserviors and is stored after the processing of biological aerated filter 11, with to be discharged.
The utility model is directed to the water quality characteristics of black and odorous water, is realized using macropore Polyurethane carrier modified to height
The immobilization of strain is imitated, meanwhile, organic matter is decomposed using heterotroph and autotrophic bacterium, foundation is fixed with functional microorganism
Change technology is the high-efficiency aeration biological filter tank system 100 of core.
Further, with the continuous variation of 2 height of filter material layer, organic concentration, dissolved oxygen content and hydraulics characteristic
Difference, the spatial distribution of heterotroph and autotrophic bacterium is also different.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of biological aerated filter system for black and odorous water purification of water quality, including pond body and for by the black and odorous water
The diaphragm pump being pumped into the pond body, the bottom of the pond body are offered for being discharged into the intracorporal water inlet in the pond for black and odorous water
Mouthful, the water outlet for the pond body to be discharged for purified water body is offered at the top of the pond body, the diaphragm pump goes out
Water end (W.E.) is connected to the water inlet, it is characterised in that: the biological aerated filter system further includes for by the black and odorous water
The filter material layer of purification of water quality, for the intracorporal water body in the pond be oxygenated for microorganism growth aerator and use
Filled with by N methyldiethanol amine and toluene in the back purge system backwashed to the filter material layer, the filter material layer
The modified macroporous Polyurethane carrier that di-isocyanate reaction is prepared, the filter material layer, the aerator and described anti-
Flusher is set in the pond body, and the aerator is located at the lower section of the filter material layer.
2. a kind of biological aerated filter system for black and odorous water purification of water quality as described in claim 1, it is characterised in that:
The outer layer of the modified macroporous Polyurethane carrier is attached with autotrophic bacterium biological membranous layer, the internal layer of the modified macroporous Polyurethane carrier
Heterotroph biological membranous layer is attached in aperture.
3. a kind of biological aerated filter system for black and odorous water purification of water quality as claimed in claim 2, it is characterised in that:
The aerator includes the air compressor being used to provide power and for outside air to be delivered to the intracorporal exposure in the pond
Feed channel, the air inlet in the aeration tube road are connected to the output end of the air compressor, and the aeration tube is equipped on road
Several aeration heads.
4. a kind of biological aerated filter system for black and odorous water purification of water quality as claimed in claim 3, it is characterised in that:
The aerator further includes regulating valve for adjusting the aeration tube road air mass flow size and for detecting the aeration
The spinner flowmeter of air velocity in pipeline, the regulating valve and the spinner flowmeter are electrically connected with controller.
5. a kind of biological aerated filter system for black and odorous water purification of water quality as described in claim 1, it is characterised in that:
The bottom of the filter material layer is equipped with the supporting layer for the firm support modified macroporous Polyurethane carrier.
6. a kind of biological aerated filter system for black and odorous water purification of water quality as claimed in claim 5, it is characterised in that:
The top of the filter material layer is equipped with the grid for preventing modified macroporous Polyurethane carrier to be lost.
7. a kind of biological aerated filter system for black and odorous water purification of water quality as described in claim 1, it is characterised in that:
The back purge system include Backwash pipeline in the filter material layer, be connected to one end of the Backwash pipeline it is anti-
The backwash water outlet for rinsing water inlet and being connected to the other end of the Backwash pipeline, the backwash water inlet are set to institute
The bottom of pond body is stated, the backwash water outlet is set to the top of the pond body.
8. a kind of biological aerated filter system for black and odorous water purification of water quality as described in claim 1, it is characterised in that:
The biological aerated filter system further includes filter plate, and several equally distributed filter hole are offered on the filter plate.
9. a kind of biological aerated filter system for black and odorous water purification of water quality as described in claim 1, it is characterised in that:
The diameter of the pond body is 1.0m~1.4m, and the height of the pond body is 3.3m~3.7m.
10. a kind of biological aerated filter system for black and odorous water purification of water quality as claimed in claim 9, feature exist
In: effective swept volume of the pond body is 1.38m3~1.78m3, the height of the filter material layer is 1.2m~1.6m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821687057.3U CN209128125U (en) | 2018-10-17 | 2018-10-17 | A kind of biological aerated filter system for black and odorous water purification of water quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821687057.3U CN209128125U (en) | 2018-10-17 | 2018-10-17 | A kind of biological aerated filter system for black and odorous water purification of water quality |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111056621A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Biological aerated filter system for purifying black and odorous water body water quality |
| CN113277627A (en) * | 2021-04-19 | 2021-08-20 | 广西壮族自治区环境保护科学研究院 | Method for treating and recycling urban black and odorous water sludge |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111056621A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Biological aerated filter system for purifying black and odorous water body water quality |
| CN113277627A (en) * | 2021-04-19 | 2021-08-20 | 广西壮族自治区环境保护科学研究院 | Method for treating and recycling urban black and odorous water sludge |
| CN113277627B (en) * | 2021-04-19 | 2022-10-04 | 广西壮族自治区环境保护科学研究院 | Method for treating and recycling urban black and odorous water sludge |
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