CN208500512U - A kind of aerobic sewage treatment simulator of anaerobic/anoxic - Google Patents

A kind of aerobic sewage treatment simulator of anaerobic/anoxic Download PDF

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Publication number
CN208500512U
CN208500512U CN201820854998.5U CN201820854998U CN208500512U CN 208500512 U CN208500512 U CN 208500512U CN 201820854998 U CN201820854998 U CN 201820854998U CN 208500512 U CN208500512 U CN 208500512U
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anaerobic
pond
anoxic
aerobic
sewage treatment
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张艳军
张利平
林沛榕
吴金津
董文逊
王俊勃
蒋婷
郭炅
赵建华
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Wuhan University WHU
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Wuhan University WHU
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Abstract

The utility model discloses a kind of aerobic sewage treatment simulators of anaerobic/anoxic, including water storage sedimentation basin, perfusion tube, anaerobic pond, anoxic pond, aerobic tank, secondary sedimentation tank, filter;Water storage sedimentation basin, anaerobic pond, anoxic pond, aerobic tank, secondary sedimentation tank pass sequentially through perfusion tube connection, constitute sewage treatment access;Secondary sedimentation tank is connected to filter by pipeline;Secondary precipitation bottom of pond portion is provided with mud mouth, during mud mouth is connected to by perfusion tube with anaerobism bottom of pond portion, composition sludge reflux access;Water storage precipitating bottom of pond portion is provided with outflow port, and filter bottom is provided with water outlet.The utility model material is easy to get, and the production is simple and convenient;Whole device figure is smaller, convenient for carrying out analog study in laboratory;It is cheap, it can be controlled within 20 yuan;Treatment effect is preferable, and the inflow in each pond is adjusted, and the hydraulic detention time that whole device is adjusted is 4-6 hours, the flow of regulatable return-flow circulation, to reach optimization process effect.

Description

A kind of aerobic sewage treatment simulator of anaerobic/anoxic
Technical field
The utility model patent belongs to technical field of sewage, is related to a kind of sewage treatment simulator, and in particular to A kind of aerobic sewage treatment simulator of simple anaerobic/anoxic of teaching and test.
Background technique
The basic skills of sewage treatment is to be separated polluter contained in sewage using various technologies and means It removes, recycles, or be translated into innocuous substance, so that water is purified.Modern sewage processing technique, can be with according to principle It is divided into physical treatment process, method of chemical treatment, physicochemical treatment method and biochemical treatment method etc..
Physical treatment process is exactly to utilize the solid pollution substance for being in suspended state in physical action separation sewage.Including resistance Retention method, gravitational separation process (precipitation method, floating method), centrifugal separation and magnetic separation method.
Method of chemical treatment is to utilize the polluter (packet in various forms in chemical reaction effect separation and recovery sewage Include suspension, dissolution, colloid etc.), main method has neutralization, electrolysis, redox, chemical disinfection etc..
Physicochemical treatment method (abbreviation physico-chemical process) is to be in various shapes using in physics chemical action separation and recovery sewage The polluter of state, main method have coagulation, air bearing, absorption, ion exchange, extraction, electrodialysis, reverse osmosis ultrafiltration etc..Materialization Fado is for the advanced treating of municipal sewage or tertiary treatment and Industrial Wastewater Treatment.
Biochemical treatment method is the metabolism using microorganism, is made in sewage in dissolution, organic dirt of colloidal state Dye object is converted into stable innocuous substance.Two major classes can be divided into: micro- using the aerobic method and utilization anaerobism of aerobic microbiological effect The anaerobic process of biological effect.The former widely Treating Municipal Sewage and Organic production waste, wherein active sludge and life Two kinds of object embrane method;The latter is chiefly used in handling the sludge generated in high concentration organic sewage and sewage disposal process, also starts now For Treating Municipal Sewage and low-concentration organic wastewater.
Activated sludge process is the dirty water living creature processing technique based on activated sludge.Wastewater Treated by Activated Sludge Process system parenchyma On be the nature self-purification of water artificial-strengthening simulation, be the simulation by artificial-strengthening.
Activated sludge reaction carry out the result is that the organic pollution in sewage is degraded, is removed, sewage is purified, The procreation proliferation of microorganism just obtains activated sludge itself and is also increased, and the mixed liquor after activated sludge purification acts on is by exposing The other end outflow in gas pond enters secondary settling tank and is separated by solid-liquid separation, and activated sludge is separated by precipitating with sewage, the dirt after clarification Water is as processing water removal system.It is excluded by the sludge of precipitation concentration from precipitating bottom of pond portion, a part is converged as seed sludge Aeration tank is flowed, extra a part is then used as excess sludge discharge system, and excess sludge and the sludge increased in aeration tank exist It should keep balancing in quantity, be maintained at the sludge concentration in aeration tank relatively in a constant range.
In active sludge processing system, organic pollutant essence of removal process from sewage is exactly that organic pollutant is made The process for being absorbed for nutriment by active sludge microorganism, being metabolized and utilizing, that is, the mistake of so-called " activated sludge reaction " Journey.This process synthesizes new cell the result is that purifying the sewage microorganism and obtaining energy, increases activated sludge, It is by reaction process such as physics, chemistry, physical chemistry and biochemistries.
The sewage-treatment plant for being applied to teaching at present is all large-scale physical model, and space occupied is larger, device production Difficulty is unfavorable for student's hands-on.Furthermore cost of manufacture is higher, device troublesome maintenance, when experimental demonstration spent material resources Financial resources are larger.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of simple anaerobic/anoxic/aerobic (A2/ O) it is dirty Water process simulator.
The technical scheme adopted by the utility model is a kind of aerobic sewage treatment simulator of anaerobic/anoxic, feature It is: including water storage sedimentation basin, perfusion tube, anaerobic pond, anoxic pond, aerobic tank, secondary sedimentation tank, filter;
The water storage sedimentation basin, anaerobic pond, anoxic pond, aerobic tank, secondary sedimentation tank pass sequentially through the perfusion tube connection, Constitute sewage treatment access;The secondary sedimentation tank is connected to the filter by pipeline;The secondary precipitation bottom of pond portion is set It is equipped with mud mouth, during mud mouth is connected to by the perfusion tube with the anaerobism bottom of pond portion, constitutes sludge reflux access;
The water storage precipitating bottom of pond portion is provided with outflow port, and the filter bottom is provided with water outlet.
Each container body of the utility model can be made by the beverage bottle of 1.5L or 500mL (or other volumes);Even Adapter tube road is medical infusion lines, and medical infusion lines flow velocity is easy to adjust and facilitates observation;Each container and pipeline junction are by heating Glue sealing;Oxygen device is exposed by small-power air pump, in addition multiple exhaust heads or porous exhaust head are constituted;Filter is from top to bottom successively Filled with cotton, active carbon, cotton, fine sand, cotton, active carbon, cotton;The sludge of sedimentation basin can be by small-power centrifugal pump Part is extracted and is flowed back into anaerobic pond, and the nitrification liquid generated after aerobic tank reaction again may be by pony pump and flow back into anoxic In pond, accelerate the progress of purification reaction.
The utility model has the advantages that:
(1) material is easy to get, and the production is simple and convenient;
(2) whole device figure is smaller, convenient for carrying out analog study in laboratory;
(3) cheap, it can be controlled within 20 yuan;
(4) treatment effect is preferable, can adjust the inflow in each pond, i.e., the water of adjustable whole device according to the actual situation The power residence time is 4-6 hours, in addition the flow of regulatable return-flow circulation, to reach optimization process effect.
The hydraulic detention time of device is 4-6 hours.
Detailed description of the invention
Fig. 1 is the structural block diagram of the utility model embodiment.
Specific embodiment
The utility model is understood and implemented for the ease of those of ordinary skill in the art, it is right with reference to the accompanying drawings and embodiments The utility model is described in further detail, it should be understood that implementation example described herein is only used for describing and explaining this Utility model is not used to limit the utility model.
Referring to Fig.1, the aerobic sewage treatment simulator of a kind of anaerobic/anoxic provided by the utility model, including water storage precipitating Pond 1, perfusion tube 2, flow regulator 3, anaerobic pond 4, anoxic pond 5, aerobic tank 6, aerator 7, secondary sedimentation tank 8, filter 9, centrifugal pump 10;Water storage sedimentation basin 1, anaerobic pond 4, anoxic pond 5, aerobic tank 6, secondary sedimentation tank 8 pass sequentially through the company of perfusion tube 2 It is logical, constitute sewage treatment access;Secondary sedimentation tank 8 is connected to filter 9 by pipeline;8 bottom of secondary sedimentation tank is provided with out Mud mouth, during mud mouth is connected to by perfusion tube 2 with 4 bottom of anaerobic pond, composition sludge reflux access;1 bottom of water storage sedimentation basin is set It is equipped with outflow port, 9 bottom of filter is provided with water outlet.
It is each equipped with flow regulator 3 on the perfusion tube 2 of the present embodiment, aerator 7, sludge are provided in aerobic tank 6 Be provided with centrifugal pump 10 on current return circuit, filter 9 be sequentially filled from top to bottom cotton, active carbon, cotton, fine sand, cotton, Active carbon, cotton.
The water storage sedimentation basin 1, anaerobic pond 4, anoxic pond 5, aerobic tank 6, secondary sedimentation tank 8, filter 9 of the present embodiment are adopted It is made with plastic bottle.It is 5, bottle big to prepare 1.5L first, 250mL bottle 1,5 sets of medical infusion lines, aerator 1, Centrifugal pump 1, exhaust pipe and 1 set of exhaust head, 1, scissors, awl 1, glue rifle 1,2, switch, tooling gloves 1 are secondary, in addition Also need cotton, active carbon, blinding, fine sand, hot melt adhesive, dry cell etc. appropriate.
Then all bottles are transformed by design function, connected, wherein big bottle as it is various reaction and sedimentation basin (1, 4,5,6,8), bottle is as filter 9.Head piece is chiseled out and (entered) to big bottle in place with awl first, needs to infuse Anticipate and only open an outflow port as the bottle of water storage sedimentation basin 1, the aperture position some of other bottles in top some in lower part, And openings of sizes needs to be suitable for diverting from one use to another perfusion tube bore to be slightly less than and being advisable, using as aerobic tank 6 and water storage sedimentation basin 1 Big bottle is cut off with scissors, and the bottle as filter 9 is also cut off.Then cotton-active carbon-cotton-fine sand-is pressed from top to bottom Cotton-active carbon-cotton sequence loads the good bottle as filter 9.Then using medical infusion lines according to shown in attached drawing Each bottle that sequence finishes transformation connects, and is sealed with hot melt adhesive, wherein the pipeline as sludge reflux needs to connect The centrifugal pump 10 of upper belt switch, connecting secondary sedimentation tank 8 and the pipeline of filter 9 can cut from other extra places.Finally The exhaust head for being connected to the aerator 7 of belt switch is placed into aerobic tank 6, so far package unit production finishes.
It before the utility model operation starts, checks whether all switches and flow regulator 3 shut, is then precipitated in water storage Sewage is added in pond 1, the flow regulator 3 for being connected to the perfusion tube of anaerobic pond 4 is opened after preliminary sedimentation, is full of sewage Entire anaerobic pond is opened aerator 7 and is switched after reacting a period of time (generally several days times) generation activated sludge, Flow regulator 3 on perfusion tube after opening again makes sewage successively flow into anoxic pond 5, aerobic tank 6 and secondary sedimentation tank 8, Although note that controlling to adjust valve not allow water to flow into filter 9 temporarily, until the sludge quantity in secondary sedimentation tank 8 is enough When, the switch of centrifugal pump 10 is opened, makes sludge reflux into anaerobic pond 4, adjusts the flow regulator 3 of each pipeline, control each pond The water surface is normal, and the hydraulic detention time for flowing into the water energy of secondary sedimentation tank 8 in filter, and controlling whole device is 4 ~6 hours (be specifically subject to treatment effect), adjust the sewage treatment function that simulator can be played after finishing.
It should be understood that the part that this specification does not elaborate belongs to the prior art.
It should be understood that the above-mentioned description for preferred embodiment is more detailed, can not therefore be considered to this The limitation of utility model patent protection scope, those skilled in the art are not departing under the enlightenment of the utility model Under ambit protected by the claims of this utility model, replacement or deformation can also be made, the utility model is each fallen within Within protection scope, the utility model is claimed range and should be determined by the appended claims.

Claims (7)

1. a kind of aerobic sewage treatment simulator of anaerobic/anoxic, it is characterised in that: including water storage sedimentation basin (1), perfusion tube (2), anaerobic pond (4), anoxic pond (5), aerobic tank (6), secondary sedimentation tank (8), filter (9);
Described in the water storage sedimentation basin (1), anaerobic pond (4), anoxic pond (5), aerobic tank (6), secondary sedimentation tank (8) pass sequentially through Perfusion tube (2) connection, constitutes sewage treatment access;The secondary sedimentation tank (8) is connected to the filter (9) by pipeline; Secondary sedimentation tank (8) bottom is provided with mud mouth, and mud mouth passes through the perfusion tube (2) and the anaerobic pond (4) bottom In connection, sludge reflux access is constituted;
Water storage sedimentation basin (1) bottom is provided with outflow port, and filter (9) bottom is provided with water outlet.
2. the aerobic sewage treatment simulator of anaerobic/anoxic according to claim 1, it is characterised in that: the perfusion tube (2) flow regulator (3) are each equipped on.
3. the aerobic sewage treatment simulator of anaerobic/anoxic according to claim 1, it is characterised in that: the aerobic tank (6) aerator (7) are provided in.
4. the aerobic sewage treatment simulator of anaerobic/anoxic according to claim 1, it is characterised in that: the sludge reflux Centrifugal pump (10) are provided on access.
5. the aerobic sewage treatment simulator of anaerobic/anoxic according to claim 1, it is characterised in that: the filter (9) it has been sequentially filled cotton, active carbon, cotton, fine sand, cotton, active carbon, cotton from top to bottom.
6. the aerobic sewage treatment simulator of anaerobic/anoxic described in -5 any one according to claim 1, it is characterised in that: institute It states water storage sedimentation basin (1), anaerobic pond (4), anoxic pond (5), aerobic tank (6), secondary sedimentation tank (8), filter (9) and is all made of modeling Material bottle is made.
7. the aerobic sewage treatment simulator of anaerobic/anoxic described in -5 any one according to claim 1, it is characterised in that: institute State perfusion tube (2), flow regulator (3) is made by medical infusion lines.
CN201820854998.5U 2018-06-04 2018-06-04 A kind of aerobic sewage treatment simulator of anaerobic/anoxic Active CN208500512U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111847792A (en) * 2020-07-29 2020-10-30 临安天宇电子有限公司 Circuit board production sewage treatment method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111847792A (en) * 2020-07-29 2020-10-30 临安天宇电子有限公司 Circuit board production sewage treatment method

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