CN207391102U - A kind of embedded multistage denitrification filter pool - Google Patents
A kind of embedded multistage denitrification filter pool Download PDFInfo
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- CN207391102U CN207391102U CN201721191746.0U CN201721191746U CN207391102U CN 207391102 U CN207391102 U CN 207391102U CN 201721191746 U CN201721191746 U CN 201721191746U CN 207391102 U CN207391102 U CN 207391102U
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Abstract
The utility model proposes the embedded multistage denitrification filter pool of one kind, by filter plate on filter plate under concrete basin, filter tank water-distributing device, filter tank distribution device, filter tank, filtrate, filter tank（Or panel under anaerobism section）, anaerobic organism carrier, anaerobism section upper grid plate and filter tank water distributing trough composition.A kind of new denitrification filter pool is designed to provide, on the premise of filter effect is not influenced, by the way that biologic packing material is introduced filter tank, and using in water body microorganism as microbial source, Biofilmculturing is carried out, Microbe membrane is formed, realizes to TN, COD, NH3The further removal of the pollutants such as-N, TP builds in filter tank the method that biomembrane enhancing denitrification function purifies water so as to providing a kind of using biologic packing material.
Description
Technical field
The utility model is related to a kind of embedded multistage denitrification filter pools, particularly belong to water-treatment technology field.
Background technology
During China's economy continues to develop, every new technology and material be constantly applied to industrial production with
And in daily life, while contained pollutant load and species also show complication in the sewage discharged, and environment is made
Into very big pollution.Existing sewage disposal device can not meet discharge index at this stage in city, if it is desired to
Meet discharge index, it is necessary to undergo technological transformation to sewage treatment plant, improve treatment effeciency.
On the one hand, some sewage plants are after two stage biological is handled, to major pollutants such as COD, BOD5, SS, NH3-N
With certain removal rate, but water outlet majority parameters value does not entirely reach level-one B standard.At this stage, sewage disposal plant effluent
Index request, which is promoted from level-one B standard to level-one A standards or even some regional requirements, reaches IV class of surface water（It is or tighter）Mark
It is accurate.
On the other hand, contained impurity is also more complicated in the sewage discharged, for processing in the past
Standard is risen, but the sewage treatment plant in many cities does not account for the shape after urban development in the design phase
Condition so not reserving enough treating capacities and space in terms of the processing of waste water, can not meet the needs of development.
At this stage, sewage plant need to set filter tank when proposing mark enlarging（Including sand filtration, fiber filter etc.）, filter tank is to use
In the purpose of filtering, some is used for removing the suspended matter in water removal, to obtain the lower water of turbidity；Have plenty of for removing nitre in water
The nitrogen of acid-state, nitrous acid-state, to obtain the lower water of total nitrogen.Using in filter tank top inlet area, anoxic denitrification area is set
Domain, main purpose are realized under conditions of anoxic (there is no molecular state dissolved oxygen), and the complete field of a group heterotroph microorganism is by Asia
Nitrate anion and reducing nitrate radical are into the Biochemical processes of nitrogen.
In summary, if it is possible to reference to water quality characteristics, it is existing, in the filter tank technique Equipment Foundations built or will built
On, using filter tank upper space, bio-carrier is installed, is arranged to anoxic denitrification region, increases heterotroph microbial action area
Domain enhances denitrification function so that TN, COD, NH3The pollutants such as-N, TP obtain further after being handled by two stage biological
It is refiltered after degradation, can not only so ensure standard water discharge, and substantially reduce cost of investment.
The content of the invention
The utility model aim is to provide a kind of embedded multistage denitrification filter pool, is not influencing the premise of filter
Under, using filter tank upper space, bio-carrier is installed, is arranged to anoxic denitrification region, increases heterotroph microbial action area
Domain enhances denitrification function so that TN, COD, NH3The pollutants such as-N, TP further remove, a kind of embedded more so as to provide
Grade denitrification filter pool, the method that enhancing denitrification function purifies water.
The technical solution of the utility model is：
The utility model proposes the embedded multistage denitrification filter pool of one kind, by concrete basin 1, filter tank water-distributing device 2,
Filter plate 4 under filter tank distribution device 3, filter tank, filtrate 5, filter plate 6, anaerobic organism carrier 7, anaerobism section upper grid plate 8 and filter tank on filter tank
Water distributing trough 9 forms, wherein：Middle and upper part is equipped with filter plate 6 and anaerobism section upper grid plate 8 on filter tank in concrete basin 1, filter plate on filter tank
Anaerobic organism carrier 7 is provided between 6 and anaerobism section upper grid plate 8, filter plate 6, anaerobism section upper grid plate 8 and anaerobic organism carry on filter tank
Body 7 forms denitrification region；The lower section of filter plate 6 is provided with filter plate 4 under filter tank on filter tank, on filter tank under filter plate 6 and filter tank filter plate 4 it
Between be provided with filtrate 5；4 lower section of filter plate is equipped with filter tank distribution device 3 and filter tank water-distributing device 2 under filter tank；On anaerobism section upper grid plate 8
Side is provided with filter tank water distributing trough 9.
In the utility model, the filtrate 5 can be quartz sand, ceramic particle, fibrous nodules, comet fiber filter, fibre bundle or
It is any in annular filtrate.
In the utility model, the anaerobic organism carrier 7 can be dumped packing, and dumped packing is that have one by one centainly
The granule of geometry and size can be deposited in anaerobic zone in a random way, also known as dumped packing or granular filler.It dissipates
Filling material is different according to design feature, and can be ring packing, saddle packing, ring saddle packing and Ball-type packing etc..
In the utility model, anaerobic organism carrier 7 can be upper and lower hanging filler, by hanging filler axial cord and several
Biologic packing material unit forms, and upper end is fixed on 8 bottom of anaerobism section upper grid plate, and lower end is fixed on filter plate on filter tank（Or under anaerobism section
Panel）6 tops.Upper and lower hanging filler is different according to design feature, can be divided into elastic filler, soft-filler or half property filler etc.
In it is any.
In the utility model, upper and lower hanging filler unit may be selected to be easy to the various fillers for building microbial film, such as Filamentous
It is any in filler, laminal filter or hydrophilic filler etc.；Plastic ties, cordage, nylon rope or not may be selected in the axial cord
It is any in rust steel cable etc..
In the utility model, filter plate 4 under filter tank, on filter tank filter plate 6 and anaerobism section upper grid plate 8 can be concrete structure,
It is any in steel construction or glass fibre reinforced plastic structure etc., there is certain porosity, it is ensured that filtrate and bio-carrier are in respective region
Work.
In the utility model, anaerobism section upper grid plate 8 can be set to any in camber, sawtooth pattern or tabular.
The beneficial effects of the utility model are：
In the utility model, biologic packing material is added in filter tank upper end, biologic packing material can be used as biofilm carrier, in not shadow
On the premise of ringing filter material filter pool filtering, it intensified anti-nitrated can act on, enhance the clean-up effect to sewage.Since biologic packing material has
There is huge specific surface area, it can be with microorganism intrinsic in absorption effluent, so as to form a kind of Microbe membrane.These microorganisms
Different types of micropopulation is grown on mycoderm, TN, COD, BOD5, NH that can be extra in fast degradation water body3- N,
The pollutants such as TP.
Biologic packing material in itself have ductility, water body flow characteristic can be changed, be conducive on biologic packing material surface
The external environment of anoxic is formed, the removal effect of nitrogen is greatly improved.
The utility model combines in filter tank with technology of biological membrane, neither influences the filtration in filter tank, and can improve
To the removal effect of nitrogen, phosphorus, BOD5, COD etc..
Description of the drawings
Fig. 1 is embedded multistage denitrification filter pool structure diagram.
Figure label：1 concrete basin, 2 filter tank water-distributing devices, 3 filter tank distribution devices, filter plate under 4 filter tanks, 5 filtrates, 6
Filter plate on filter tank, 7 anaerobic organism carriers, 8 anaerobism section upper grid plates, 9 filter tank water distributing troughs.
Specific embodiment
The utility model is further illustrated below by embodiment combination attached drawing.
Embodiment 1：As shown in Figure 1, the utility model proposes the embedded multistage denitrification filter pool of one kind, by concrete sump
Filter plate 4 under body 1, filter tank water-distributing device 2, filter tank distribution device 3, filter tank, filtrate 5, filter plate on filter tank（Or panel under anaerobism section）
6th, anaerobic organism carrier 7, anaerobism section upper grid plate 8 and filter tank water distributing trough 9 form.Wherein anaerobic organism carrier 7 can be used as water body
The carrier of the attachment of middle microorganism and breeding, forms one layer of biomembrane, TN, COD, BOD that can be extra in fast degradation water body5、
NH3The pollutants such as-N, TP；And filtrate 5 can effectively intercept suspended matter in water sewage, further reduce SS, COD etc. in water body
Pollutant improves wastewater purifying efficiency.
In 6 meters one long, wide 4 meters of concrete basin 1, first, according to the good following content of filter tank function mounting：Filter tank
Filter plate 4 under water-distributing device 2, filter tank distribution device 3, filter tank, filtrate 5, filter plate on filter tank（Or panel under anaerobism section）6 and filter tank match somebody with somebody
Sink 9 realizes filtering function.Anaerobism section upper grid plate 8 is installed again, anaerobic organism carrier 7 is finally installed（Dumped packing, natural heap
Product；Hanging filler is separately fixed on anaerobism section upper grid plate 8 and filter tank up and down on filter plate 6）.
It is level-one B conditions in influent quality through embedded multistage denitrification filter pool on probation, installing in this manner
Under, it is about 10%-80% to go out aqueous suspension average removal rate up to more than 99%, TN removal rates, other pollutants have in various degree
Decline, effluent quality is substantially better than level-one emission standard A.
It is pointed out that some principles described above for simply illustrating the utility model, due to same technique
Those of ordinary skill in field is easy to technically carry out several modifications and change herein.Therefore, this specification is not
Be by the utility model be confined to shown in and the concrete structure and the scope of application in, it is therefore every it is possible that being utilized
Corresponding modification and equivalent belong to the scope of the claims of the present utility model application.
Claims (7)
1. a kind of embedded multistage denitrification filter pool, by concrete basin（1）, filter tank water-distributing device（2）, filter tank distribution device
（3）, filter plate under filter tank（4）, filtrate（5）, filter plate on filter tank（6）, anaerobic organism carrier（7）, anaerobism section upper grid plate（8）And filter tank
Water distributing trough（9）Composition, it is characterised in that：Concrete basin（1）Interior middle and upper part is equipped with filter plate on filter tank（6）With anaerobism section upper grid plate
（8）, filter plate on filter tank（6）With anaerobism section upper grid plate（8）Between be provided with anaerobic organism carrier（7）, filter plate on filter tank（6）, detest
Oxygen section upper grid plate（8）With anaerobic organism carrier（7）Form denitrification region；Filter plate on filter tank（6）Lower section is provided under filter tank and filters
Plate（4）, filter plate on filter tank（6）With filter plate under filter tank（4）Between be provided with filtrate（5）；Filter plate under filter tank（4）Lower section is equipped with filter tank
Distribution device（3）With filter tank water-distributing device（2）；Anaerobism section upper grid plate（8）Top is provided with filter tank water distributing trough（9）.
2. the embedded multistage denitrification filter pool of one kind according to claim 1, it is characterised in that the filtrate（5）It is quartz
It is any in sand, ceramic particle, fibrous nodules, comet fiber filter, fibre bundle or annular filtrate.
3. the embedded multistage denitrification filter pool of one kind according to claim 1, it is characterised in that the anaerobic organism carrier
（7）It is dumped packing, dumped packing is the granule for having one by one certain geometrical shape and size, and random manner is deposited in
Anaerobic zone, dumped packing are specially any in ring packing, saddle packing, ring saddle packing or Ball-type packing.
4. the embedded multistage denitrification filter pool of one kind according to claim 1, it is characterised in that anaerobic organism carrier（7）It is
Upper and lower hanging filler is made of hanging filler axial cord and several biologic packing material units, and upper end is fixed on anaerobism section upper grid plate
（8）Bottom, lower end are fixed on filter plate on filter tank（6）Top；Upper and lower hanging filler is different according to design feature, is divided into elastic filler
It is or any in soft-filler.
5. the embedded multistage denitrification filter pool of one kind according to claim 4, it is characterised in that upper and lower hanging filler unit
To be any in Filamentous filler, laminal filter or hydrophilic filler；Axial cord selection plastic ties, cordage, nylon rope or
It is any in stainless steel cable.
6. the embedded multistage denitrification filter pool of one kind according to claim 1, it is characterised in that filter plate under filter tank（4）, filter
Filter plate on pond（6）And anaerobism section upper grid plate（8）It is any in concrete structure, steel construction or glass fibre reinforced plastic structure.
7. the embedded multistage denitrification filter pool of one kind according to claim 1, it is characterised in that anaerobism section upper grid plate（8）If
It is set to any in camber, sawtooth pattern or tabular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721191746.0U CN207391102U (en) | 2017-09-18 | 2017-09-18 | A kind of embedded multistage denitrification filter pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721191746.0U CN207391102U (en) | 2017-09-18 | 2017-09-18 | A kind of embedded multistage denitrification filter pool |
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| Publication Number | Publication Date |
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| CN207391102U true CN207391102U (en) | 2018-05-22 |
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| CN201721191746.0U Active CN207391102U (en) | 2017-09-18 | 2017-09-18 | A kind of embedded multistage denitrification filter pool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022271538A1 (en) * | 2021-06-22 | 2022-12-29 | Geomatrix, LLC | Layered capillary wetting |
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2017
- 2017-09-18 CN CN201721191746.0U patent/CN207391102U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022271538A1 (en) * | 2021-06-22 | 2022-12-29 | Geomatrix, LLC | Layered capillary wetting |
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