CN106554071B - Biological contact oxidation pond - Google Patents
Biological contact oxidation pond Download PDFInfo
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- CN106554071B CN106554071B CN201510632369.9A CN201510632369A CN106554071B CN 106554071 B CN106554071 B CN 106554071B CN 201510632369 A CN201510632369 A CN 201510632369A CN 106554071 B CN106554071 B CN 106554071B
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- flow
- guiding channel
- pond body
- sewage
- biofilm packing
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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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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of biological contact oxidation ponds, including pond body, biofilm packing, aerator, sewage inlet are equipped in pond body, sewage exhalant canal, it is characterized in that: being equipped with flow-guiding channel in the pond body, it is isolated between flow-guiding channel and biofilm packing by the first training wall, the aerator and sewage inlet are located at flow-guiding channel bottom, stratosphere is equipped at the top of flow-guiding channel, stratosphere is connected to flow-guiding channel and biofilm packing, the pond body is equipped with agitating device, is fixed with several stirring blades on the transmission shaft of agitating device and protrudes into flow-guiding channel.This solution provides a kind of biological contact oxidation ponds, and it is good not only to realize bubble diffusivity, oxygen can be made to be uniformly distributed in pond body, and scrap build is at low cost, failure rate is small.
Description
Technical field
The present invention relates to a kind of biological contact oxidation ponds, belong to sewage treatment field.
Background technique
Modern sewage processing technique is divided by processing mode, can be divided into physical treatment, chemical treatment and biological treatment.Object
Processing method is managed, also known as mechanical improvement method.Mainly for separating of the suspension substance in waste water.This method biggest advantage is
Simply, easy, work well, and it is very economical.Common physics administering method has: gravitational separation process, centrifugal separation,
Filtration method and evaporative crystallization method etc..The main process object of method of chemical treatment is the pollutant of dissolubility or colloidality in waste water
Matter.It can both be such that pollutant is separated from water, and can also change certain polluters and organic matter etc., therefore can reach and compare object
The higher degree of purification of reason method.Especially will from when recycling utility in waste water or in waste water containing certain is toxic, has
It is most appropriate using chemical harnessing method when doing harm to and being not easy the substance being degraded by microorganisms.However, Chemo-Therapy logos often needs to use
Chemical agent or material, therefore operating cost is generally relatively high, operates stringent etc. compared with the requirement also of management.Moreover,
In the pre-treatment of chemical method or last handling process, usually also need with the use of physics administering method.Utilize microbiological treatment waste water
Method, referred to as biological treatment or biochemical treatment process.It is a part of deliquescent organic during microbial life is movable
Substance is used for the plasm and repertory of synthetic cell；It is a part of then become metabolite, and give off energy, supply microorganism
Plasmic synthesis and vital movement enable microorganism to keep ground growth and breeding, so that waste water be made to be purified, biology
Facture is exactly to utilize this function.According to the respiratory characteristic of microorganism, it is divided into aerobic, anaerobism and facultative three categories microorganism,
And two class bioremediation of Aerobic Process for Treatment.
Biological contact oxidation process belongs to aerobic biological process for treating, it is to be with the biomembrane being attached on carrier (filler)
Main, a kind of efficient water treatment technology of purification of organic waste water, the biofilm of active sludge feature has activated sludge concurrently
The advantages of method and biofilm.Its method is that filler is arranged in pond body, and bottom of pond aeration is oxygenated sewage, and makes in pond body
Sewage is in flow regime, to guarantee that sewage comes into full contact with the filler in sewage.Requisite oxygen in general biological contact oxidation process
It is supplied by blast aeration, since the sludge loading in biological contact oxidation process is larger, is caused needed for entire biological contact oxidation pond
Aeration quantity it is big, energy consumption is higher；Blast aeration bubble is larger, easily impact biomembrane, will cause biofilm detachment and oxygen exists
The problems such as unevenly distributed in water.
A kind of biological contact oxidation pond is disclosed application No. is 201220694445.0 patent of invention, including pond body, is filled out
Material, water inlet, water outlet and micro-nano bubble generator, the filler are filled in the pond body, and the water inlet is set
It sets in the bottom of the pond body, the water outlet is arranged in around the top of the pond body.The biological contact oxidation pond of the program
Using micro-nano bubble generator as aerator, produced micro-nano bubble diameter is small, and the rate of climb is slow, micro-nano gas
It is good to steep uniform diffusivity, oxygen can be made to be uniformly distributed in pond body, and the micro-nano bubble large specific surface area, gas-liquid contact
Area is big, can be improved oxygen transmission rate, and micro-nano bubble is good to the adhesion effect of filler, and the oxygen improved in sewage contains
The transmission efficiency of amount and oxygen increases motive force and the penetration depth into biomembrane that oxygen is shifted into biomembrane, keeps biomembrane living
Property improve, active biomass increases, and improves organic matter degradation rate.But micro-nano bubble generator is expensive, it is dirty
Cost of water treatment is high, and this bubble generator is easy to block because aperture is small, and practicability remains to be discussed.
Summary of the invention
It is not only real in view of the deficiencies of the prior art, the present invention intends to provide a kind of biological contact oxidation pond
It is good to have showed bubble diffusivity, oxygen can have been made to be uniformly distributed in pond body, and scrap build is at low cost, failure rate is small.
To achieve the above object, the present invention provides the following technical scheme that a kind of biological contact oxidation pond, including pond body,
Biofilm packing, aerator, sewage inlet are equipped in pond body, sewage exhalant canal, the pond body is interior to be equipped with flow-guiding channel,
It is isolated between flow-guiding channel and biofilm packing by the first training wall, the aerator and sewage inlet are located at flow-guiding channel
Bottom, flow-guiding channel top are equipped with stratosphere, and stratosphere is connected to flow-guiding channel and biofilm packing, and the pond body is equipped with stirring and fills
It sets, several stirring blades are fixed on the transmission shaft of agitating device and protrude into flow-guiding channel.
Preferably, it is isolated between the sewage exhalant canal and biofilm packing by the second training wall, biofilm packing bottom
Portion is equipped with sludge collection bucket, and sludge collection bucket is connected to sewage exhalant canal and biofilm packing, and the second training wall is equipped with to sludge
The detour plate that collection bucket direction extends.
Preferably, arrangement of the stirring blade on transmission shaft gradually becomes from flow-guiding channel bottom to top and dredges.
Preferably, the aerator includes air pump, tracheae, and air pump is supplied gas by tracheae toward flow-guiding channel bottom, water conservancy diversion
The bottom of the channel is equipped with spherical air dispersing hood, and air dispersing hood connects tracheae, and air dispelling hole is distributed in air dispersing hood surface.
By using above-mentioned technical proposal, the bubble of aerator enters flow-guiding channel bottom together with sewage, is stirring
Under the action of mixing device stirring blade, bubble and sewage form spiralling relationship, upward stroke are increased, when having more
Between be sufficiently mixed, while biggish bubble can be further divided into little particle bubble by stirring blade, can be more preferable
Involvement sewage in, improve the oxygen content of sewage.This transformation is not only at low cost, and failure is few, and realizes bubble diffusivity
Well, the characteristics of oxygen capable of being made to be uniformly distributed in pond body.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention.
Detailed description of the invention: 1, pond body；2, biofilm packing；3, aerator；3a, air pump；3b, tracheae；3c, spherical air-dispersing
Cover；4, sewage inlet；5, sewage exhalant canal；6, flow-guiding channel；7, the first training wall；8, stratosphere；9, agitating device；
9a, transmission shaft；9b, stirring blade；10, the second training wall；10a, detour plate；11, sludge collection bucket.
Specific embodiment
A kind of biological contact oxidation pond, including pond body 1, be equipped in pond body 1 biofilm packing 2, aerator 3, sewage into
The mouth of a river 4, sewage exhalant canal 5, pond body 1 is interior to be equipped with flow-guiding channel 6, by the first water conservancy diversion between flow-guiding channel 6 and biofilm packing 2
Wall 7 is isolated, and aerator 3 and sewage inlet 4 are located at 6 bottom of flow-guiding channel, is equipped with stratosphere 8, advection at the top of flow-guiding channel 6
Layer 8 is connected to flow-guiding channel 6 and biofilm packing 2, and pond body 1 is equipped with agitating device 9, is fixed on the transmission shaft 9a of agitating device 9
Several stirring blade 9b are simultaneously protruded into flow-guiding channel 6.The bubble of aerator 3 enters 6 bottom of flow-guiding channel together with sewage,
Under the action of 9 stirring blade 9b of agitating device, bubble and sewage form spiralling relationship, increase upward stroke, have
More times are sufficiently mixed, while biggish bubble can be further divided into little particle bubble by stirring blade 9b,
It can preferably incorporate in sewage, improve the oxygen content of sewage.This transformation is not only at low cost, and failure is few, and realizes
The characteristics of bubble diffusivity is good, and oxygen can be made to be uniformly distributed in pond body 1.
Wherein, it is isolated between sewage exhalant canal 5 and biofilm packing 2 by the second training wall 10,2 bottom of biofilm packing
Equipped with sludge collection bucket 11, sludge collection bucket 11 is connected to sewage exhalant canal 5 and biofilm packing 2, and the second training wall 10 is equipped with
The detour plate 10a extended to 11 direction of sludge collection bucket.After sludge collection bucket 11 is used to collect biomembrane and the reaction of peeling
Impurity, in its bottom, setting mud valve realizes regular spoil disposal.The effect of detour plate 10a makes the sewage after reaction have a character cut in bas-relief
Capable stroke, since this stroke all carries out above sludge collection bucket 11, the impurity of some heavier-weights can largely be fallen into
In bucket.It is unfavorable if be easy without this stroke because flow velocity causes very much impurity directly to pass through the discharge of sewage exhalant canal 5 fastly
In the work of lower one of cleaning equipment.Flow-guiding channel 6 is preferably located at 1 middle position of pond body, and what it is in its periphery is biofilm packing
2, what it is in 2 periphery of biofilm packing is sewage exhalant canal 5, can be realized sewage multiple detour purification in pond body 1 in this way, goes
Dirty ability is more preferable, while equipment installation is more gathered efficiently.
Wherein, arrangement of the stirring blade 9b on transmission shaft 9a gradually becomes from 6 bottom of flow-guiding channel to top and dredges.Due to gas
Bubble is come out from 6 bottom of flow-guiding channel, the close point of bottom stirring blade 9b, and sewage rotation can be made more acutely frequent, realized abundant
Mixing air, when arriving 6 top of flow-guiding channel, since most air have been blended in the inside, if stirred at this time still very
Acutely the oxygen incorporated in sewage is easy to cause to be stirred out again, lost more than gain, and be at the top of flow-guiding channel 6
Stratosphere 8, it is desirable that effluent flow rate is steady, reduces fluctuation, conducive to the biochemical reaction of biofilm packing 2, therefore this stirring blade
The arrangement of 9b meets actual condition.
Wherein, aerator 3 includes air pump 3a, tracheae 3b, and air pump 3a is supplied gas by tracheae 3b toward 6 bottom of flow-guiding channel,
6 bottom of flow-guiding channel is equipped with spherical air dispersing hood 3c, and air dispersing hood connects tracheae 3b, and air dispelling hole is distributed in air dispersing hood surface.Spherical shape dissipates
Gas hood 3c can allow bubble to all the winds to distribute, and be uniformly distributed bubble in sewage, be dissolved in sewage conducive to oxygen, air pump
3a can use roots blower, and fan vibration is small, and noise is low, and fan performance is sustained, can continuously run for a long time.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (3)
1. a kind of biological contact oxidation pond, including pond body, pond body is interior to be equipped with biofilm packing, aerator, sewage inlet, dirt
Water exhalant canal, it is characterized in that: flow-guiding channel is equipped in the pond body, by the first water conservancy diversion between flow-guiding channel and biofilm packing
Wall isolation, the aerator and sewage inlet are located at flow-guiding channel bottom, are equipped with stratosphere, stratosphere at the top of flow-guiding channel
It is connected to flow-guiding channel and biofilm packing, the pond body is equipped with agitating device, is fixed with several stir on the transmission shaft of agitating device
It mixes blade and protrudes into flow-guiding channel；
It is isolated between the sewage exhalant canal and biofilm packing by the second training wall, biofilm packing bottom is received equipped with sludge
Collection bucket, sludge collection bucket are connected to sewage exhalant canal and biofilm packing, and the second training wall is equipped with to be prolonged to sludge collection bucket direction
The detour plate stretched.
2. biological contact oxidation pond according to claim 1, it is characterized in that: arrangement of the stirring blade on transmission shaft
Gradually become from flow-guiding channel bottom to top and dredges.
3. biological contact oxidation pond according to claim 2, it is characterized in that: the aerator includes air pump, tracheae, gas
Pump is supplied gas by tracheae toward flow-guiding channel bottom, and flow-guiding channel bottom is equipped with spherical air dispersing hood, and air dispersing hood connects tracheae, air dispersing hood
Air dispelling hole is distributed in surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510632369.9A CN106554071B (en) | 2015-09-29 | 2015-09-29 | Biological contact oxidation pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510632369.9A CN106554071B (en) | 2015-09-29 | 2015-09-29 | Biological contact oxidation pond |
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| Publication Number | Publication Date |
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| CN106554071A CN106554071A (en) | 2017-04-05 |
| CN106554071B true CN106554071B (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510632369.9A Active CN106554071B (en) | 2015-09-29 | 2015-09-29 | Biological contact oxidation pond |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108892317A (en) * | 2018-07-20 | 2018-11-27 | 吴秀女 | A kind of medical waste water processing unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913732A (en) * | 2010-08-04 | 2010-12-15 | 中国海洋大学 | Sequencing batch type suspended filler biofilm sewage treatment device |
| CN102225803A (en) * | 2011-05-23 | 2011-10-26 | 中国科学技术大学 | Biomembrane reactor, waste water treating system and method for treating waste water |
| CN202099157U (en) * | 2011-01-31 | 2012-01-04 | 浙江浙大水业有限公司 | Small modularized domestic sewage treatment system |
| CN103508555A (en) * | 2013-10-08 | 2014-01-15 | 中国石油天然气集团公司 | Reactor for realizing suspension of biofilm carriers under low aeration quantity |
-
2015
- 2015-09-29 CN CN201510632369.9A patent/CN106554071B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913732A (en) * | 2010-08-04 | 2010-12-15 | 中国海洋大学 | Sequencing batch type suspended filler biofilm sewage treatment device |
| CN202099157U (en) * | 2011-01-31 | 2012-01-04 | 浙江浙大水业有限公司 | Small modularized domestic sewage treatment system |
| CN102225803A (en) * | 2011-05-23 | 2011-10-26 | 中国科学技术大学 | Biomembrane reactor, waste water treating system and method for treating waste water |
| CN103508555A (en) * | 2013-10-08 | 2014-01-15 | 中国石油天然气集团公司 | Reactor for realizing suspension of biofilm carriers under low aeration quantity |
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| CN106554071A (en) | 2017-04-05 |
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