CN207511919U - A kind of nitration denitrification one filter tank - Google Patents
A kind of nitration denitrification one filter tank Download PDFInfo
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- CN207511919U CN207511919U CN201721185997.8U CN201721185997U CN207511919U CN 207511919 U CN207511919 U CN 207511919U CN 201721185997 U CN201721185997 U CN 201721185997U CN 207511919 U CN207511919 U CN 207511919U
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- denitrification
- nitrification
- zone
- filtering layer
- filter tank
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Abstract
The utility model discloses a kind of nitration denitrification one filter tanks, including pond body, denitrification filtering layer, nitrify filtering layer and nitrating aeration device, pond body is equipped with inhalant region, denitrification zone and nitrification zone, denitrification zone is between inhalant region and nitrification zone, denitrification filtering layer is located at denitrification zone, nitrification filtering layer is located at nitrification zone, nitrating aeration device is fixedly installed in pond body and between denitrification filtering layer and nitrification filtering layer, nitration denitrification one filter tank further includes outer circulation structure, outer circulation structure connects with inhalant region and nitrification zone and the nitrification liquid of nitrification zone is back to inhalant region.It by the way that filtering layer and denitrification filtering layer integrated design will be nitrified, is designed with reference to compulsory outer circulation, floor space can be effectively reduced, reduce corollary equipment, nitric efficiency improves effluent quality up to more than 50%.
Description
Technical field
The utility model is related to water treatment field, more particularly, to a kind of nitration denitrification one filter tank.
Background technology
Biofilter is using more extensive technology in sewage advanced treatment field, is mainly retained in waste water by filtrate
Suspended matter, while using filter material surface formed biomembrane realize wastewater through organic matter degradation structures, be generally divided into aerobic
Filter tank and anaerobic denitrifying filter tank etc. are nitrified, normally only with single treatment ability.
But there are following defects for existing biofilter：
As requirement of China's Treated sewage reusing to total nitrogen, total phosphorus processing is increasingly increased, existing bacteria filter device is often not
Denitrogenation of waste water requirement can be implemented separately, the nitrification filter tank of combination generally to be used to add denitrification filter pool two-stage process, but combine work
Skill often long flow path, equipment multioperation is complicated, the shortcomings of taking up an area big, high energy consumption.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of while waste water is nitrified
And the nitration denitrification one filter tank of denitrification processing, realize denitrogenation of waste water processing.
A kind of nitration denitrification one filter tank, including pond body, denitrification filtering layer, nitrification filtering layer and nitrating aeration device, institute
Pond body is stated equipped with inhalant region, denitrification zone and nitrification zone, the denitrification zone is described between the inhalant region and nitrification zone
Denitrification filtering layer is located at the denitrification zone, and the nitrification filtering layer is located at the nitrification zone, and the nitrating aeration device fixes peace
Loaded on the pond body and between denitrification filtering layer and nitrification filtering layer, the nitration denitrification one filter tank further includes outer circulation
Structure, the outer circulation structure connected with the inhalant region and nitrification zone and by the nitrification liquid of the nitrification zone be back to it is described into
Pool.
Further, the nitration denitrification one filter tank further includes filter plate, and the filter plate is fixed on the pond body, described
Filter plate is between the inhalant region and the denitrification zone.
Further, the nitration denitrification one filter tank further includes supporting layer, and the supporting layer is located at the denitrification
Between filtering layer and filter plate.
Further, the denitrification filtering layer is located on the supporting layer.
Further, the nitration denitrification one filter tank further includes nitrating aeration device supporting layer, the nitrating aeration
Device supporting layer is movably installed in the pond body, and the nitrating aeration device is installed on the nitrating aeration device supporting layer.
Further, the nitration denitrification one filter tank further includes vapor-water backwashing distribution apparatus, the vapor-water backwashing point
Cloth apparatus is installed on the pond body and positioned at the inhalant region.
Further, the pond body is additionally provided with exhalant region, and the exhalant region is connected with the nitrification zone.
Compared with prior art, the beneficial effects of the utility model are：
Denitrification filtering layer is located at denitrification zone, and nitrification filtering layer is located at nitrification zone, and nitrating aeration device is fixedly installed in pond body
And between denitrification filtering layer and nitrification filtering layer, nitration denitrification one filter tank further includes outer circulation structure, outer circulation structure
It is connected with inhalant region and nitrification zone and the nitrification liquid of nitrification zone is back to inhalant region, by the way that filtering layer and denitrification filtering layer will be nitrified
Integrated design is designed with reference to compulsory outer circulation, can effectively reduce floor space, reduces corollary equipment, nitric efficiency can
Up to more than 50%, improve effluent quality.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.Specific embodiment of the present utility model is shown in detail by following embodiment and its attached drawing.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms the part of the application,
The illustrative embodiments and their description of the utility model are not formed for explaining the utility model to the improper of the utility model
It limits.In the accompanying drawings：
Fig. 1 is a structure diagram in the utility model nitration denitrification one filter tank.
In figure：100th, nitration denitrification one filter tank；10th, vapor-water backwashing distribution apparatus；20th, filter plate；30th, denitrification is filtered
Layer；40th, nitrating aeration device；42nd, nitrating aeration device supporting layer；50th, filtering layer is nitrified；60th, pond body；62nd, inhalant region；64th, it is anti-
Nitrification zone；66th, nitrification zone；68th, exhalant region；70th, supporting layer；80th, outer circulation structure.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
Can be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is only in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more relevant Listed Items.
Referring to Fig. 1, a kind of nitration denitrification one filter tank 100 includes vapor-water backwashing distribution apparatus 10, filter plate 20, anti-nitre
Change filtering layer 30, nitrating aeration device 40, nitrating aeration device supporting layer 42, nitrification filtering layer 50, pond body 60, supporting layer 70 and follow outside
Ring structure 80.
Filter plate 20 is fixed on pond body 60, and nitrating aeration device supporting layer 42 is movably installed in pond body 60.Filter plate 20 and pond body
Inhalant region 62 is formed between 60 bottoms.Denitrification zone 64 is formed between filter plate 20 and nitrating aeration device supporting layer 42.Nitrification exposes
Nitrification zone 66 is formed on device of air supporting layer 42 to 60 top of pond body.Pond body 60 is additionally provided with exhalant region 68.Exhalant region 68 and nitrification zone
66 connections.Vapor-water backwashing distribution apparatus 10 is installed in pond body 60 and positioned at inhalant region 62.Supporting layer 70 is installed on filter plate 20.
Denitrification filtering layer 30 is installed on supporting layer 70 and positioned at denitrification zone 64.Nitrating aeration device 40 is fixedly installed in nitrating aeration dress
Put supporting layer 42.Nitrification filtering layer 50 is installed on nitrating aeration device supporting layer 42.Outer circulation structure 80 is fixedly installed in pond body 60
Outside is simultaneously connected with inhalant region 62 and nitrification zone 66.
During using nitration denitrification one filter tank 100, waste water enters nitration denitrification from bottom by distributing channel and integrally filters
The inhalant region 62 in pond 100 uniformly sequentially enters supporting layer 70, denitrification filtering layer 30, nitrification filtering layer after the distribution of filter plate 20
50, then by outer circulation structure 80 by return of waste water to inhalant region 62, waste water is in the progress denitrification work of denitrification layer 30
With in nitrification filtering layer 50 by forced aeration progress nitration reaction, purified waste water enters catchment 68.Nitration denitrification one
Body filter tank 100 promotes aerator 40 in the middle part of filter tank, while nitrification liquid is flowed back into filter tank bottom using external circulating device 80
Portion denitrification zone 64 spatially realizes lower floor's denitrification filtering layer denitrogenation, and upper strata nitrifies the reaction subregion of filtering layer nitrification, in this way
Subregion and outer circulation design can make one complete inverted nitration denitrification process of formation in the filter tank in, in same filter tank
Interior, two functions of nitration denitrification of complete independently microorganism are directly realized by denitrogenation, while by controlling outer circulation regurgitant volume also
Nitric efficiency can be controlled.
Compared with existing biofilter, a kind of nitration denitrification one filter tank 100 of the utility model passes through artificially handle
Aerator 40 is promoted in the middle part of filter tank, while nitrification liquid is flowed back into filter tank bottom denitrification zone using external circulating device 80
64, the function of realizing tradition nitrification filter tank and denitrification filter pool combines, and can effectively reduce floor space, improves denitrogenation effect
Rate reduces corollary equipment, improves effluent quality.
The preferred embodiment of the above, only the utility model not makees in any form the utility model
Limitation；The those of ordinary skill of all industry can be shown in by specification attached drawing and described above and swimmingly implement this practicality
It is novel；But all those skilled in the art are not being departed from the range of technical solutions of the utility model, using being taken off above
The technology contents shown and the equivalent variations of a little variation, modification and evolution made are the equivalent embodiment of the utility model；
Meanwhile all substantial technologicals according to the utility model above example is made the change of any equivalent variations, modify and drill
Become etc., still fall within the protection domain of the technical solution of the utility model.
Claims (7)
1. a kind of nitration denitrification one filter tank, special including pond body, denitrification filtering layer, nitrification filtering layer and nitrating aeration device
Sign is：The pond body is equipped with inhalant region, denitrification zone and nitrification zone, and the denitrification zone is located at the inhalant region and nitrification zone
Between, the denitrification filtering layer is located at the denitrification zone, and the nitrification filtering layer is located at the nitrification zone, the nitrating aeration dress
It puts and is fixedly installed in the pond body and between denitrification filtering layer and nitrification filtering layer, the nitration denitrification one filter tank is also wrapped
Outer circulation structure is included, the outer circulation structure connects with the inhalant region and nitrification zone and the nitrification liquid of the nitrification zone flows back
To the inhalant region.
2. nitration denitrification one filter tank according to claim 1, it is characterised in that：The nitration denitrification one filter tank
Filter plate is further included, the filter plate is fixed on the pond body, and the filter plate is between the inhalant region and the denitrification zone.
3. nitration denitrification one filter tank according to claim 2, it is characterised in that：The nitration denitrification one filter tank
Supporting layer is further included, the supporting layer is between the denitrification filtering layer and filter plate.
4. nitration denitrification one filter tank according to claim 3, it is characterised in that：The denitrification filtering layer is located at described
On supporting layer.
5. nitration denitrification one filter tank according to claim 1, it is characterised in that：The nitration denitrification one filter tank
Nitrating aeration device supporting layer is further included, the nitrating aeration device supporting layer is movably installed in the pond body, and the nitrification exposes
Device of air is installed on the nitrating aeration device supporting layer.
6. nitration denitrification one filter tank according to claim 1, it is characterised in that：The nitration denitrification one filter tank
Vapor-water backwashing distribution apparatus is further included, the vapor-water backwashing distribution apparatus is installed on the pond body and positioned at the inhalant region.
7. nitration denitrification one filter tank according to claim 1, it is characterised in that：The pond body is additionally provided with exhalant region,
The exhalant region is connected with the nitrification zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721185997.8U CN207511919U (en) | 2017-09-15 | 2017-09-15 | A kind of nitration denitrification one filter tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721185997.8U CN207511919U (en) | 2017-09-15 | 2017-09-15 | A kind of nitration denitrification one filter tank |
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| Publication Number | Publication Date |
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| CN207511919U true CN207511919U (en) | 2018-06-19 |
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| CN201721185997.8U Active CN207511919U (en) | 2017-09-15 | 2017-09-15 | A kind of nitration denitrification one filter tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734182A (en) * | 2019-02-26 | 2019-05-10 | 中持水务股份有限公司 | Biological aerated filter system and biological aerated filter method |
-
2017
- 2017-09-15 CN CN201721185997.8U patent/CN207511919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734182A (en) * | 2019-02-26 | 2019-05-10 | 中持水务股份有限公司 | Biological aerated filter system and biological aerated filter method |
| CN109734182B (en) * | 2019-02-26 | 2021-11-02 | 中持水务股份有限公司 | Biological aerated filter system and biological aerated filter method |
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