CN104193082B - A kind of quick treatment device of kitchen garbage, waste-water and method - Google Patents
A kind of quick treatment device of kitchen garbage, waste-water and method Download PDFInfo
- Publication number
- CN104193082B CN104193082B CN201410359330.XA CN201410359330A CN104193082B CN 104193082 B CN104193082 B CN 104193082B CN 201410359330 A CN201410359330 A CN 201410359330A CN 104193082 B CN104193082 B CN 104193082B
- Authority
- CN
- China
- Prior art keywords
- nanometer aeration
- disturbing
- recoil
- sieving
- sieving pond
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
A quick treatment device for kitchen garbage, waste-water, it is primarily of Eddy concave air-floatation apparatus, one-level flow-disturbing nanometer aeration recoil sieving pond, biofilm reactor, flocculation basin, secondary flow-disturbing nanometer aeration recoil sieving pond and settling pit composition.The invention also discloses the treatment process utilizing said apparatus to carry out kitchen garbage, waste-water.The present invention adopts fast processing kitchen garbage, waste-water theory, based on mechanical process, biological process is auxiliary, effective solution kitchen garbage, waste-water generation is many, intractability is large, the problem that reaction time is long, shortens the sewage disposal time, make generation waste water reach emission standard fast, accomplish the minimizing of kitchen waste sewage, innoxious, resource utilization.
Description
Technical field
The present invention relates to a kind of quick treatment device of kitchen garbage, waste-water.
The invention still further relates to the method utilizing said apparatus fast processing kitchen garbage, waste-water, relate to a kind of method removing pollution substance (as: organism, oil content, suspended substance, colloid, heavy metal etc.) in kitchen garbage, waste-water particularly.
Background technology
Changing food waste produces a large amount of pollutent, such as odorant pollutant H in collection, transport, stacking, treating processes
2s, NH
3and food waste percolate.Wherein food waste percolate be treated as a great problem.
Changing food waste in stacking and landfill process due to the biochemical degradation such as compacting, fermentation, while under the seepage effect of precipitation and underground water, create a kind of liquid of organic or inorganic composition of high density, we are referred to as food waste percolate.The factor affecting percolate generation is a lot, mainly contains the rain fall in dumping landfill region, the character of rubbish and composition, the Anti-seeping technology situation of landfill yard, the hydrogeological conditions etc. in place.In percolate, CODcr, BOD5 concentration is compared with municipal effluent, and concentration is much higher, so percolate cannot directly enter municipal sewage treatment pipeline without strict process, disposal.Food waste percolate has complicated component, water quality and quantity change greatly, organism and ammonia nitrogen concentration high, the features such as microbial nutrition element ratio imbalance, it is more complicated that it processes relative municipal effluent.
In the research of changing food waste harmless treatment Technology of Landfill Leachate, can find out compared with the leachate treatment technology of routine, required treatment technology be higher, also needs more times perfect simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of quick treatment device of kitchen garbage, waste-water.
Another object of the present invention is to provide a kind of method utilizing said apparatus to process kitchen garbage, waste-water.
For achieving the above object, the quick treatment device of a kind of kitchen garbage, waste-water provided by the invention, its primary structure comprises:
One Eddy concave air-floatation apparatus, be divided into aeration zone, Gua Zha district and three, exhalant region part, be connected by a pipeline with bottom Gua Zha district bottom aeration zone, prevent from causing Cavltation aerator to dally into water deficiency, Cavltation aerator is provided with in aeration zone, upper end, Gua Zha district is that a motor makes cleaning shoe rotate by transmission mechanism band movable sprocket, and the body refuse of air-flotation process sewage surface, the dregs of fat are struck off and got rid of to dreg collecting slot; Being made up of two flaps in exhalant region, isolated top scum silica frost and base sludge, middle part clear liquid being collected from flowing in one-level flow-disturbing nanometer aeration recoil sieving pond;
One-level flow-disturbing nanometer aeration recoil sieving pond is divided into upper and lower two-layer by a porous plate, one nanometer aeration head is set above porous plate, nanometer aeration head is laid one deck compounded mix, a stirrer is set above compounded mix, there is an aeration tube surface, compounded mix side, aeration tube is provided with multiple pore solarization air cap, and solarization air cap vertically upward; Be provided with backflash above aeration tube, and ultrasonic generator is installed; It is water tank below porous plate, the inwall uniform loading nonmetal doping photocatalyst of water tank, the bottom of water tank is provided with ultraviolet sterilization lamp, arranges nanometer aeration head between the space of ultraviolet sterilization lamp, and in water tank, remaining space is filled with semi-conductor load filler; The water outlet in one-level flow-disturbing nanometer aeration recoil sieving pond connects in biofilm reactor;
Offer mudhole bottom biofilm reactor, biofilm reactor inside is positioned at above mud discharging mouth and is provided with nanometer aeration dish, has stirrer above nanometer aeration dish, and on the filler in biofilm reactor, growth has aerobic biologic membrane; Be provided with temperature controller in biofilm reactor, this temperature controller connects and controls to be placed in temperature-sensitive control head and the heating zone of biofilm reactor inside; The water outlet of biofilm reactor is connected to flocculation basin;
Offer mudhole bottom flocculation basin, be positioned at above mud discharging mouth and be provided with nanometer aeration head, be provided with stirrer above nanometer aeration head in flocculation basin, stirrer is other is provided with the grug feeding jar holding coagulating agent; The water outlet of flocculation basin is connected by a hydro-pump and secondary flow-disturbing nanometer aeration sieving pond of recoiling;
The recoil of secondary flow-disturbing nanometer aeration sieving pond and the one-level flow-disturbing nanometer aeration sieving pool structure that recoils is identical, and the recoil water outlet in sieving pond of secondary flow-disturbing nanometer aeration directly imports in settling pit;
Offer mudhole bottom settling pit, top is provided with stirrer, and a part of supernatant liquor of settling pit is by using for back flushing in the water tank in hydro-pump input one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond.
Described quick treatment device, wherein, the Cavltation aerator of Eddy concave air-floatation apparatus is made up of impeller and motor.
Described quick treatment device, wherein, one-level flow-disturbing nanometer aeration recoil sieving pond, secondary flow-disturbing nanometer aeration recoil sieving pond and the nanometer aeration head of flocculation basin, and the nanometer aeration dish of biofilm reactor connects a nanometer aeration machine all separately.
Described quick treatment device, wherein, the porous plate in one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond is made up of two-layer porous plate therebetween one deck stainless steel gauze.
Described quick treatment device, wherein, the semi-conductor load filler that one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil in sieving pond is nano-TiO
2powder load is on solid netted polypropylene filler.
Described quick treatment device, wherein, the compounded mix in one-level flow-disturbing nanometer aeration recoil sieving pond is the red mud molecular sieve filling of particle diameter 3-50mm, for filtration, adsorption sustained-release; The compounded mix in secondary flow-disturbing nanometer aeration recoil sieving pond is zeroth order Nanoscale Iron and the quartz sand filler of particle diameter 0.5-1.0mm.
Described quick treatment device, wherein, the grug feeding jar on flocculation basin is connected with flocculation basin by dosing valve, and the coagulating agent in grug feeding jar is polymerize aluminum chloride+cationic polyacrylamide, and the amount ratio of substance is 20:1.
The treatment process utilizing above-mentioned quick treatment device to carry out kitchen garbage, waste-water provided by the invention:
Sewage enters in the aeration zone of Eddy concave air-floatation apparatus, the microbubble produced with Cavltation aerator fully mixes, microbubble takes suspended solid to the water surface in the process risen, and laterally from flowing in Gua Zha district, in Gua Zha district, cleaning shoe operates under the gearing of electric motor by sprocket wheel, running along liquid level scrapes in dreg collecting slot by suspended substance, sewage flows into exhalant region through two flaps below liquid level, traverse baffle can guarantee that the liquid in groove can not flow into mud discharging pipeline, carry out secondary sedimentation simultaneously, prevent mud from entering exhalant region; Sewage after the process of cavitation aerating apparatus imports in one-level flow-disturbing nanometer aeration recoil sieving pond and carries out sieving process;
In one-level flow-disturbing nanometer aeration recoil sieving pond, the nanometer aeration air inlet of compounded mix is O
2, for clean filler, the nanometer aeration air inlet of the water tank in one-level flow-disturbing nanometer aeration recoil sieving pond is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, and Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, effectively improve OH production rate; One-level flow-disturbing nanometer aeration recoil sieving pond water outlet directly imports in biofilm reactor and processes;
Temperature controls at 25-35 DEG C by biofilm reactor under the synergy of temperature controller, temperature-sensitive control head and heating zone, and be 2-24h according to influent quality its hydraulic detention time different, biofilm reactor water outlet imports in flocculation basin;
The dosing valve opening flocculation basin adds coagulating agent, open nanometer aeration machine by coagulating agent and sewage Homogeneous phase mixing, cause micro swirl effect to carry out flocculation treatment to suspension flco tiny in sewage, flocculation basin supernatant liquor enters secondary flow-disturbing nanometer aeration recoil sieving pond by hydro-pump and carries out sieving process;
In secondary flow-disturbing nanometer aeration recoil sieving pond, the nanometer aeration air inlet of compounded mix is O
2, for clean filler, the nanometer aeration air inlet of the water tank in secondary flow-disturbing nanometer aeration recoil sieving pond is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, and Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, effectively improve OH production rate;
The water outlet in secondary flow-disturbing nanometer aeration recoil sieving pond imports in settling pit, and make remaining levitation thing and filler precipitation in sewage, supernatant liquor is directly used in Treated sewage reusing.Secondary flow-disturbing nanometer aeration recoil sieving pond effluent recycling intake to biofilm reactor, regulating water quality and stimulating plant process of growth secretion secondary substance.
Described method, wherein, the supernatant liquor of settling pit needs back flushing during in one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond, by using for back flushing in the water tank in hydro-pump input one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond.
Described method, wherein, the ultraviolet sterilization lamp average shot dosage that one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil in sieving pond is at 300J/m
2above.
The present invention adopts fast processing kitchen garbage, waste-water theory, be different from existing treatment process, main based on mechanical process, biological process is auxiliary, and effective solution kitchen garbage, waste-water generation is many, intractability is large, the problem that reaction time is long, shortens the sewage disposal time, makes generation waste water reach emission standard fast, accomplish the minimizing of kitchen waste sewage, innoxious, resource utilization, avoid because kitchen garbage, waste-water places the impact caused surrounding enviroment for a long time.Simultaneously this technique floor space is little, simple to operate, novel in design, economic benefit and environmental benefit high.The present invention adopts twice sieving method, wherein in flow-disturbing nanometer aeration recoil sieving pond, nano titanium dioxide crystal excites the free negative ion having oxidizing power under ultra violet lamp as photocatalyst, simultaneously in nanometer aeration process and the energy that excites of ultrasonic wave generating process also can occur and strengthen the generation of free negative ion, reach photocatalysis effect; And free negative ion and its break away from the constraint of covalent linkage after leave room, with nano bubble surface with electric charge produce light electrolysis effect simultaneously, a sieving after cavitation air flotation pre-treatment, in reduction kitchen garbage, waste-water, suspended substance and colloid are to reduce COD index in waste water, secondary sieving carries out advanced treatment before water outlet, carries out oxidative degradation by producing hydroxyl radical free radical to the pollutent that can not be oxidized by common oxidizer in sewage simultaneously.Kill the bacterium in sewage, pathogenic bacteria simultaneously, play the effect of sterilization, prevent organism, microorganism causes sewage to rot, fermentation, smelly etc. to rot, fermentation, smelly.Kitchen garbage, waste-water treatment operating costs is reduced 4 times, and thoroughly solves the puzzlement of stench environment in waste water treatment process, simultaneity factor is reliable, stable, thoroughly solves this huge difficult problem of kitchen garbage, waste-water process.
Accompanying drawing explanation
Fig. 1 is device schematic diagram of the present invention.
Primary clustering nomenclature in accompanying drawing:
1 motor; 2 pedestals; 3 impellers; 4 Eddy concave air-floatation apparatus; 5 sprocket wheels; 6 cleaning shoes; 7 transmission mechanisms; 8 exhalant regions; 8A flap; 9 hydro-pumps; 10 one-level flow-disturbing nanometer aeration recoil sieving ponds; 11 temperature controllers; 12 heating zones; 13 temperature-sensing probes; 14 biofilm reactors; 15 fillers; 16 flocculation basins; 17 grug feeding jars; 18 dosing valves; 19 secondary flow-disturbing nanometer aeration recoil sieving ponds; 20 settling pits; 21 mudholes; 22 nanometer aeration machines; 23 ultraviolet sterilization lamps; 24 porous plates; 25 nanometer aeration heads; 25A compounded mix; 26 semi-conductor load fillers; 27 water tanks; 28 nanometer aeration dishes; 29 stirrers; 30 dreg collecting slots; 31 Gua Zha districts; 32 aeration zones; 33 ultrasonic generators; 34 aeration tubes; 35 backflashes.
Embodiment
The quick treatment device of kitchen garbage, waste-water provided by the invention, can remove dirty pollutant in water (as: organism, inorganics, microorganism, heavy metal etc.) fast.
Refer to Fig. 1.The quick treatment device of kitchen garbage, waste-water provided by the invention, its primary structure comprises:
Eddy concave air-floatation apparatus 4, mainly be divided into aeration zone 32, Gua Zha district 31 and 8 three, exhalant region part, be connected by a pipeline with bottom Gua Zha district 31 bottom aeration zone 32, prevent from causing Cavltation aerator to dally into water deficiency, be the Cavltation aerator of nanometer aeration head and impeller 3 and motor 1 formation above pipeline, be fixed on Eddy concave air-floatation apparatus 4 upper end by a pedestal 2; Upper end, Gua Zha district 31 is that a motor 1 is with movable sprocket 5 to operate by transmission mechanism 7, thus makes cleaning shoe 6 continuously the body refuse of air-flotation process sewage surface, the dregs of fat be struck off and be got rid of to dreg collecting slot 30; Be made up of two flaps 8 in exhalant region 8, isolated top scum silica frost and base sludge, collect middle part clear liquid.
First raw sewerage enters aeration zone 32, the nano bubble that the micro-bubble produced with Cavltation aerator and nanometer aeration machine produce fully mixes, bubble takes suspended solid to the water surface in the process risen, cleaning shoe 6 runs along liquid level to be scraped in dreg collecting slot 30 by suspended substance, exhalant region can be flowed into through two flap 8A before discharging after sewage purification, guarantee that the liquid in dreg collecting slot 30 can not flow into mud discharging pipeline, carry out secondary sedimentation simultaneously, prevent mud from entering exhalant region 8.
" microbubble " is directly injected sewage and does not need to carry out in advance molten gas by Cavltation aerator, then by impeller, " microbubble " is distributed in sewage, uniformly so choking phenomenon can not occur whole service process; Nanometer aeration head at the bottom of pond, aeration zone 32 is also auxiliary constantly produces micro-nano bubble, to utilize in different-grain diameter bubble floating process and the suspended matter of large-scale particle and micro-nano flco, colloid two kinds of ranks can be adhered to, make it float on the surface thereupon.Micro-nano bubble residence time in sewage, more than 4 hours, plays preaeration effect simultaneously.Remove water outlet after granule type suspended substance through Eddy concave air-floatation apparatus 4 and certainly flow to one-level flow-disturbing nanometer aeration recoil sieving pond 10.
One-level flow-disturbing nanometer aeration recoil sieving pond 10 is divided into upper and lower two-layer by a porous plate 24 (two-layer porous plate is mingled with one deck stainless steel gauze).Arrange a nanometer aeration head 25 above porous plate 24 to be connected with a nanometer aeration machine 22, air inlet is O
2, for clean filler.Nanometer aeration head 25 is laid one deck compounded mix 25A, this compounded mix 25A employing particle diameter is the red mud molecular sieve filling of 3-50mm, a stirrer is set above compounded mix 25A, be made up of impeller 3 and motor 1, there is an aeration tube 34 surface, compounded mix 25A side, and aeration tube 34 is provided with multiple pore solarization air cap, and solarization air cap vertically upward, be provided with backflash 35 above aeration tube 34, and ultrasonic generator 33 is installed.It is water tank 27 below porous plate 24, inwall uniform loading one deck nonmetal doping photocatalyst of water tank 27, the bottom of water tank 27 is provided with ultraviolet sterilization lamp 23, and between the space of ultraviolet sterilization lamp 23, arrange nanometer aeration head 25 be connected with a nanometer aeration machine 22, air inlet is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, play strong oxidation.In water tank 27, remaining space is filled with semi-conductor load filler 26 (as nano-TiO
2powder load is at solid netted polypropylene filler), filler is fixed on carrier by the present invention, and solving conventional photocatalyst needs dispersion agent to work in coordination with the drawback of use, decreases the leakage of catalyzer, avoids the separating step that reaction terminates rear catalyst.The water outlet in one-level flow-disturbing nanometer aeration recoil sieving pond 10 directly imports in biofilm reactor 14 and processes.
Offer mudhole 21 bottom biofilm reactor 14, biofilm reactor 14 inside is positioned at and is provided with nanometer aeration dish 28 above mud discharging mouth 21 and is connected with a nanometer aeration machine 22; Have stirrer 29 above nanometer aeration dish 28, on the filler in biofilm reactor 14, growth has aerobic biologic membrane; The water outlet of biofilm reactor 14 is connected to flocculation basin 16, temperature controller 11 is installed in biofilm reactor 14, this temperature controller 11 connects and controls to be placed in inner temperature-sensitive control head 13 and heating zone 12, temperature controls at 25-35 DEG C by temperature control unit, and hydraulic detention time is 2-24h.
Mudhole 21 is offered bottom flocculation basin 16, be positioned in flocculation basin 16 and be provided with nanometer aeration head 25 above mud discharging mouth 21 and be connected with a nanometer aeration machine 22, the stirrer be made up of impeller 3 and motor 1 above nanometer aeration head 25, stirrer is other has grug feeding jar 17 to be connected with flocculation basin 16 by dosing valve 18, coagulating agent in grug feeding jar is PB1 gene+cationic polyacrylamide CPAM, and its adding proportion is 20:1.The water outlet of flocculation basin 16 is connected by a hydro-pump 9 and secondary flow-disturbing nanometer aeration sieving pond 19 of recoiling;
Secondary flow-disturbing nanometer aeration recoil sieving pond 19 is identical with the one-level flow-disturbing nanometer aeration sieving pool structure 10 that recoils, the compounded mix employing particle diameter in secondary flow-disturbing nanometer aeration recoil sieving pond is zeroth order Nanoscale Iron and the quartz sand filler of 0.5-1.0mm, and the water outlet in secondary flow-disturbing nanometer aeration recoil sieving pond 19 directly imports in settling pit 20 carries out sand setting process.
One-level flow-disturbing nanometer aeration recoil sieving pond 10 and secondary flow-disturbing nanometer aeration recoil sieving pond 19 are operationally, the discontinuous work of nanometer aeration head in water tank 27, air is upwards heaved from porous plate 24, be divided into small bubbles, interval breaks up the fine and close crud layer on compounded mix 25A, and pollution substance layer is broken into sheet and floats, under the effect of the buoyancy of aeration tube 34, overflow is to backflash 35, and the pollutent that filler is retained is concentrated and got rid of to outside flow-disturbing nanometer aeration recoil sieving pond.Extend work-ing life and the backwash cycle in flow-disturbing nanometer aeration recoil sieving pond, for the situation that influent turbidity is lower, even without the need to back flushing, constantly can run and purify waste water.
Nanometer aeration head in water tank 27 adopts O
3aeration, because nano bubble has the characteristic such as huge quantity, specific surface area, slowly lift velocity, gas residence time of ducking in drink is long simultaneously, adds gas liquid interfacial area, duration of contact, be beneficial to ozone soluble in water, overcome the shortcoming that ozone is insoluble in water; Microbubble inside there is larger pressure and nano bubble breaks time interface disappear, the chemical energy that surrounding environment acutely changes generation impels and produces more hydroxyl radical free radical OH, strengthens O
3the organic ability of oxygenolysis; And Nano grade O
3(ultraviolet sterilization lamp average shot dosage is at 300J/m for bubble and ultraviolet sterilization lamp
2above), semi-conductor load filler coexists in water tank, improves advanced oxidation effect, can effectively improve OH production rate.The air inlet that one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil in the compounded mix of sieving pond is O
2, for clean compounded mix, the air inlet of water tank and flocculation basin is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, play strong oxidation.
Offer mudhole 21 bottom settling pit 20, the stirrer that top is made up of impeller 3 and motor 1, stirrer slow circumvolve, helps the precipitation of remaining levitation thing and filler in sewage.A part of supernatant liquor of settling pit 20 is by using for back flushing in the water tank in hydro-pump input one-level flow-disturbing nanometer aeration recoil sieving pond 10 and secondary flow-disturbing nanometer aeration recoil sieving pond.
The present invention to the method that kitchen garbage, waste-water processes is:
First raw sewerage enters in the aeration zone of Eddy concave air-floatation apparatus, the microbubble produced with Cavltation aerator fully mixes, microbubble takes suspended solid to the water surface in the process risen, and laterally from flowing in Gua Zha district, in Gua Zha district, cleaning shoe operates under the gearing of electric motor by sprocket wheel, running along liquid level scrapes in dreg collecting slot by suspended substance, sewage flows into exhalant region through two flaps below liquid level, traverse baffle can guarantee that the liquid in groove can not flow into mud discharging pipeline, carry out secondary sedimentation simultaneously, prevent mud from entering exhalant region." microbubble " is directly injected sewage and does not need to carry out in advance molten gas by Cavltation aerator, then by impeller, " microbubble " is distributed in sewage, uniformly so whole service process choking phenomenon can not occur.Sewage after the process of cavitation aerating apparatus imports in one-level flow-disturbing nanometer aeration recoil sieving pond and carries out sieving process.
During normal sieving, open stirrer, adjustment rotating speed is 100r/min, and along with in sieving process due to pollution substance pile up, current can not pass through filler, the process that liquid level constantly increases smoothly, improve constantly the rotating speed of stirrer, when straight effluent quality is lower, carry out back flushing; When back flushing is carried out in one-level flow-disturbing nanometer aeration recoil sieving pond, unlatching stirrer and nanometer aeration machine carry out back flushing, under the High-Pressure Water produced when stirrer high-speed stirring and aeration and the effect of nano bubble, all fillers present random high-speed motion state, filler phase mutual friction under the shear action of the surging force of current vortex and bubble, impeller, the organic pollutant that filler adheres to can be removed, and obtains comparatively pure filler.Red mud molecular sieve is used for a large amount of adsorption fouling load and slowly-releasing gradually, for reducing pollution load and toxicity, utilizes the red mud molecular sieve of meta-alkalescence as filler simultaneously, in rapid adsorption and the small molecules acid that produces of anaerobic part acidifying, regulates sewage potential of hydrogen; Construction slight alkali environment fixes the heavy metal in sewage simultaneously, prevents it from leaching.
Conventional sand filtration adopts compacting filler usually, to increase on hydraulic pressure, sand the means such as additional trellis improves sand filtration process, usually not disturbance layer of sand, current are flow through between sand fine gap, and pollution substance rests on the top layer of layer of sand, the present invention is then the swivel disturbance filler top layer utilizing stirrer, and smooth pass through of preventing pollution material buildup to current forms resistance.Utilize the surging force of nanometer aeration current, bubble and shearing force to carry out back flushing to filler simultaneously.One-level flow-disturbing nanometer aeration recoil sieving pond water outlet directly imports in biofilm reactor and processes.
Temperature controls at 25-35 DEG C by biofilm reactor under the synergy of temperature controller, temperature-sensitive control head and heating zone, be 2-24h according to influent quality its hydraulic detention time different, biofilm reactor water outlet imports in flocculation basin, open dosing valve and add coagulating agent, open nanometer aeration machine by coagulating agent and sewage Homogeneous phase mixing; Close nanometer aeration machine, open stirrer slow circumvolve, cause micro swirl effect to carry out flocculation treatment to suspension flco tiny in sewage, open on mudhole after valve spoil disposal, flocculation basin supernatant liquor is connected by a hydro-pump and secondary flow-disturbing nanometer aeration sieving pond of recoiling;
Secondary flow-disturbing nanometer aeration recoil sieving pond is identical with the one-level flow-disturbing nanometer aeration sieving pond treatment process that recoils, water outlet directly imports in settling pit carries out sand setting process, in filler, zeroth order Nanoscale Iron, catches heavy metal for net, prevents the too high generation bio-toxicity of heavy metal concentration.
Open stirrer slow circumvolve in settling pit, make the precipitation of remaining levitation thing and filler in sewage.Settling pit part supernatant liquor needs back flushing during in sieving pond, by using for back flushing in hydro-pump input one-level flow-disturbing nanometer aeration recoil sieving pond, one-level flow-disturbing nanometer aeration recoil sieving pond water tank; Residue supernatant liquor is directly used in Treated sewage reusing.
According to one embodiment of present invention, the present invention can shorten the sewage disposal time of at least one times, makes generation waste water reach emission standard fast.
The present invention adopts three grades of backwashing technologies to carry out back flushing:
During normal sieving, open stirrer, its rotating speed is 100r/min, along with in sieving process due to pollution substance pile up, current can not pass through filler smoothly.The process that liquid level constantly increases, open nanometer aeration machine 22 below aeration tube 34 intermittently starting porous plate, the discontinuous work of nanometer aeration head 25 in water tank 27, air is upwards heaved from porous plate, be divided into small bubbles, the fine and close crud layer on sieving filler is broken up in the rotation of collaborative stirrer, and pollution substance layer is broken into sheet and floats.Impeller effect is produced under the buoyancy of aeration tube and water inlet impact the synergy of thrust to the right, clean the fine and close pollutent of filler top layer sheet energetically, overflow is to backflash, the pollutent that filler is retained is concentrated outside remover, mix with water inlet and again process, sewage also can continue the infiltration from molecular sieve space and go down.This screen apparatus can increase the service life and the backwash cycle, for the situation that influent turbidity is lower, even without the need to back flushing, device constantly can be run and purify waste water.
Secondary back flushing is air pulse back flushing, because turbidity of sewage is too high, causes pollution substance at the bulk deposition of filling surface, only still can not reach the effect continuing sieving by one-level backwash step.Now stop water-in and water-out, close hydro-pump 9, start two nanometer aeration machines 22, water outlet in outlet sump is imported in water tank.Under the effect of pressure of return water, whole air in water tank are subject to crushing failure at high speed, rise along pore on dividing potential drop storehouse, under the impact force action of whole sieving packing layer nanometer aeration head under the impeller effect and filler of ascending air, swivel disturbance, the pollution substance fragmentation of filler space is floated, again under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow mixes to backflash with initially intaking, and treats that the water surface declines fast.Filtering rate closes two nanometer aeration machines 22 after again stablizing, and opens hydro-pump 9 and also recovers Inlet and outlet water, proceed sieving process.
Three grades of back flushinges are the back flushing of aeration turbulent flow, and now I and II back flushing has been not enough to covering, the obstructing problem of address contamination confrontation filler, and sewage must not gather in a large number and filtered.Now stop water-in and water-out, close hydro-pump 9, start ultrasonic generator 33 and two nanometer aeration machines 22, water outlet in outlet sump is imported in water tank in a large number.(1) water tank inner air stirs along the rising of porous plate pore, and bottom filler, nanometer aeration head starts aeration, and above filler, turbine constantly rotates; (2) utilize the collaborative cleaning of nanometer aeration techno-shock, oxidation, air supporting and high temperature action, top filler presents turbulence state, carry out random high-speed motion state, filler phase mutual friction under the surging force of current vortex and the shear action of bubble, the organic pollutant that filler adheres to can be removed, and obtains comparatively pure filler; (3) utilize ultrasonic generator to produce ultrasonic wave in liquid medium, cavitation effect is produced at sieving filling surface, the shockwave formed when cavitation steam bubble breaks in closing course, the surge pressure of thousands of air pressure can be produced around it, act on filling surface and destroy viscosity between dirt, and make them be dispersed in backwash liquor rapidly, thus reach the effect of filling surface cleaning.(4), after air emptying, the water outlet of outlet sump continues to import, the water outlet of being rich in hydroxy radical qiao rinse turbulence state filler particles surface and micropore, peel off pollution substance, filler is regenerated.And pollution substance under water flow impact pressure and right side aeration tube air supporting effect constantly to floating up to the water surface, flow out from left end influent weir and right-hand member backflash and mix with initially intaking.Through three grades of back flushinges, internal contamination thing by clean-drain totally.
Conventional sand filtration adopts compacting filler usually, to increase on hydraulic pressure, sand the means such as additional trellis improves sand filtration process, usually not disturbance layer of sand, current are flow through between sand fine gap, and pollution substance rests on the top layer of layer of sand, the present invention is then the swivel disturbance filler top layer utilizing stirrer, and smooth pass through of preventing pollution material buildup to current forms resistance.Utilize the surging force of nanometer aeration current, bubble and shearing force to carry out back flushing to filler simultaneously.
Claims (9)
1. a quick treatment device for kitchen garbage, waste-water, its primary structure comprises:
One Eddy concave air-floatation apparatus, be divided into aeration zone, Gua Zha district and three, exhalant region part, be connected by a pipeline with bottom Gua Zha district bottom aeration zone, prevent from causing Cavltation aerator to dally into water deficiency, Cavltation aerator is provided with in aeration zone, upper end, Gua Zha district is that a motor makes cleaning shoe rotate by transmission mechanism band movable sprocket, and the body refuse of air-flotation process sewage surface, the dregs of fat are struck off and got rid of to dreg collecting slot; Being made up of two flaps in exhalant region, isolated top scum silica frost and base sludge, middle part clear liquid being collected from flowing in one-level flow-disturbing nanometer aeration recoil sieving pond;
One-level flow-disturbing nanometer aeration recoil sieving pond is divided into upper and lower two-layer by a porous plate, one nanometer aeration head is set above porous plate, nanometer aeration head is laid one deck compounded mix, a stirrer is set above compounded mix, there is an aeration tube surface, compounded mix side, aeration tube is provided with multiple pore solarization air cap, and solarization air cap vertically upward; Be provided with backflash above aeration tube, and ultrasonic generator is installed; It is water tank below porous plate, the inwall uniform loading nonmetal doping photocatalyst of water tank, the bottom of water tank is provided with ultraviolet sterilization lamp, nanometer aeration head is set between the space of ultraviolet sterilization lamp, in water tank, remaining space is filled with semi-conductor load filler, and semi-conductor load filler is by nano-TiO
2powder load is on solid netted polypropylene filler; The water outlet in one-level flow-disturbing nanometer aeration recoil sieving pond connects in biofilm reactor;
Offer mudhole bottom biofilm reactor, biofilm reactor inside is positioned at above mud discharging mouth and is provided with nanometer aeration dish, has stirrer above nanometer aeration dish, and on the filler in biofilm reactor, growth has aerobic biologic membrane; Be provided with temperature controller in biofilm reactor, this temperature controller connects and controls to be placed in temperature-sensitive control head and the heating zone of biofilm reactor inside; The water outlet of biofilm reactor is connected to flocculation basin;
Offer mudhole bottom flocculation basin, be positioned at above mud discharging mouth and be provided with nanometer aeration head, be provided with stirrer above nanometer aeration head in flocculation basin, stirrer is other is provided with the grug feeding jar holding coagulating agent; The water outlet of flocculation basin is connected by a hydro-pump and secondary flow-disturbing nanometer aeration sieving pond of recoiling;
The recoil of secondary flow-disturbing nanometer aeration sieving pond and the one-level flow-disturbing nanometer aeration sieving pool structure that recoils is identical, and the recoil water outlet in sieving pond of secondary flow-disturbing nanometer aeration directly imports in settling pit;
Offer mudhole bottom settling pit, top is provided with stirrer, and a part of supernatant liquor of settling pit is by using for back flushing in the water tank in hydro-pump input one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond.
2. quick treatment device according to claim 1, wherein, the Cavltation aerator of Eddy concave air-floatation apparatus is made up of impeller and motor.
3. quick treatment device according to claim 1, wherein, one-level flow-disturbing nanometer aeration recoil sieving pond, secondary flow-disturbing nanometer aeration recoil sieving pond and the nanometer aeration head of flocculation basin, and the nanometer aeration dish of biofilm reactor connects a nanometer aeration machine all separately.
4. according to claim 1 or 3 quick treatment device, wherein, one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond in porous plate be made up of two-layer porous plate therebetween one deck stainless steel gauze.
5. quick treatment device according to claim 4, wherein, the compounded mix in one-level flow-disturbing nanometer aeration recoil sieving pond is the red mud molecular sieve filling of particle diameter 3-50mm; The compounded mix in secondary flow-disturbing nanometer aeration recoil sieving pond is zeroth order Nanoscale Iron and quartz sand filler, and the particle diameter of compounded mix is 0.5-1.0mm.
6. quick treatment device according to claim 1, wherein, the grug feeding jar on flocculation basin is connected with flocculation basin by dosing valve, and the coagulating agent in grug feeding jar is polymerize aluminum chloride+cationic polyacrylamide, and the amount ratio of substance is 20
:1.
7. utilize quick treatment device described in claim 1 to carry out the treatment process of kitchen garbage, waste-water:
Sewage enters in the aeration zone of Eddy concave air-floatation apparatus, the microbubble produced with Cavltation aerator fully mixes, microbubble takes suspended solid to the water surface in the process risen, and laterally from flowing in Gua Zha district, in Gua Zha district, cleaning shoe operates under the gearing of electric motor by sprocket wheel, running along liquid level scrapes in dreg collecting slot by suspended substance, sewage flows into exhalant region through two flaps below liquid level, traverse baffle can guarantee that the liquid in groove can not flow into mud discharging pipeline, carry out secondary sedimentation simultaneously, prevent mud from entering exhalant region; Sewage after the process of cavitation aerating apparatus imports in one-level flow-disturbing nanometer aeration recoil sieving pond and carries out sieving process;
In one-level flow-disturbing nanometer aeration recoil sieving pond, the nanometer aeration air inlet of compounded mix is O
2, for clean filler, the nanometer aeration air inlet of the water tank in one-level flow-disturbing nanometer aeration recoil sieving pond is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, and Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, effectively improve OH production rate; One-level flow-disturbing nanometer aeration recoil sieving pond water outlet directly imports in biofilm reactor to be carried out processing removing pollutent further;
Temperature controls at 25-35 DEG C by biofilm reactor under the synergy of temperature controller, temperature-sensitive control head and heating zone, and be 2-24h according to influent quality its hydraulic detention time different, biofilm reactor water outlet imports in flocculation basin;
The dosing valve opening flocculation basin adds coagulating agent, open nanometer aeration machine by coagulating agent and sewage Homogeneous phase mixing, cause micro swirl effect to carry out flocculation treatment to suspension flco tiny in sewage, flocculation basin supernatant liquor enters secondary flow-disturbing nanometer aeration recoil sieving pond by hydro-pump and carries out sieving process;
In secondary flow-disturbing nanometer aeration recoil sieving pond, the nanometer aeration air inlet of compounded mix is O
2, for clean filler, the nanometer aeration air inlet of the water tank in secondary flow-disturbing nanometer aeration recoil sieving pond is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, and Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, effectively improve OH production rate;
The water outlet in secondary flow-disturbing nanometer aeration recoil sieving pond imports in settling pit, and make remaining levitation thing and filler precipitation in sewage, supernatant liquor is directly used in Treated sewage reusing;
The effluent recycling in secondary flow-disturbing nanometer aeration recoil sieving pond is intake to biofilm reactor, regulating water quality.
8. method according to claim 7, wherein, the supernatant liquor of settling pit needs back flushing during in one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond, by using for back flushing in the water tank in hydro-pump input one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil sieving pond.
9. method according to claim 7, wherein, the ultraviolet sterilization lamp average shot dosage that one-level flow-disturbing nanometer aeration recoil sieving pond and secondary flow-disturbing nanometer aeration recoil in sieving pond is at 300J/m
2above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359330.XA CN104193082B (en) | 2014-07-25 | 2014-07-25 | A kind of quick treatment device of kitchen garbage, waste-water and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359330.XA CN104193082B (en) | 2014-07-25 | 2014-07-25 | A kind of quick treatment device of kitchen garbage, waste-water and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104193082A CN104193082A (en) | 2014-12-10 |
| CN104193082B true CN104193082B (en) | 2016-01-27 |
Family
ID=52078504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410359330.XA Active CN104193082B (en) | 2014-07-25 | 2014-07-25 | A kind of quick treatment device of kitchen garbage, waste-water and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104193082B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107721063B (en) * | 2016-01-14 | 2018-08-17 | 张作玮 | A kind of food and drink waste water oil removal treatment system |
| CN107029457A (en) * | 2017-05-12 | 2017-08-11 | 象州县科学技术情报研究所 | Natural sedimentation formula separation of solid and liquid cleaning shoe device |
| CN110369438B (en) * | 2018-12-26 | 2022-05-31 | 田城德 | Kitchen waste separation and recovery method |
| CN109748352B (en) * | 2019-02-25 | 2020-09-01 | 东北师范大学 | Device and method for water treatment based on flow control microbubble-photocatalytic coupling |
| CN110422950A (en) * | 2019-06-05 | 2019-11-08 | 南京化工园博瑞德水务有限公司 | A kind of processing unit and method for production of propylene oxide waste water |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5069783A (en) * | 1990-05-16 | 1991-12-03 | Int'l Environmental Systems, Inc. | Liquid treatment apparatus |
| CN101209885A (en) * | 2006-12-29 | 2008-07-02 | 中国市政工程华北设计研究院 | Wastewater treatment method of garbage leachate |
| CN101503263A (en) * | 2009-03-02 | 2009-08-12 | 山东省高密蓝天节能环保科技有限公司 | Wastewater treatment recycling technique and equipment thereof |
| CN101591118A (en) * | 2008-05-29 | 2009-12-02 | 北京能拓高科技有限公司 | Multifunctional general sewage treatment system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002307088A (en) * | 2001-04-11 | 2002-10-22 | Hitachi Plant Eng & Constr Co Ltd | Wastewater treatment apparatus |
-
2014
- 2014-07-25 CN CN201410359330.XA patent/CN104193082B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5069783A (en) * | 1990-05-16 | 1991-12-03 | Int'l Environmental Systems, Inc. | Liquid treatment apparatus |
| CN101209885A (en) * | 2006-12-29 | 2008-07-02 | 中国市政工程华北设计研究院 | Wastewater treatment method of garbage leachate |
| CN101591118A (en) * | 2008-05-29 | 2009-12-02 | 北京能拓高科技有限公司 | Multifunctional general sewage treatment system |
| CN101503263A (en) * | 2009-03-02 | 2009-08-12 | 山东省高密蓝天节能环保科技有限公司 | Wastewater treatment recycling technique and equipment thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104193082A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104150707B (en) | The apparatus and method that a kind of blodisc is disposed of sewage | |
| CN104163544B (en) | A kind of method and apparatus of ecological pond water outlet advanced treatment | |
| CN104150690B (en) | A kind of sterilization integrated sewage treatment device and treatment process | |
| CN104230096B (en) | A kind of apparatus and method of nanometer aeration iron-carbon micro-electrolysis purification of organic waste water | |
| CN104193082B (en) | A kind of quick treatment device of kitchen garbage, waste-water and method | |
| CN104150698B (en) | A kind of apparatus and method of M type artificial swamp advanced treatment domestic sewage in rural areas | |
| CN104150697A (en) | Three-level deep rapid purification device and method for heavy metals in underground water | |
| CN104193074B (en) | The process device of a kind of high concentration hard-degraded organic waste water and processing method | |
| CN104150704B (en) | A kind for the treatment of unit of waste water treating and reutilizing and treatment process | |
| CN104193081A (en) | Device for filtering sewage step by step and method for treating sewage by using device | |
| CN104193080A (en) | Device for purifying toxic sewage by utilizing three-stage bio-membrane reactor and method for purifying toxic sewage by using device | |
| CN104150692B (en) | A kind of percolate advanced treatment apparatus and method | |
| CN104176877B (en) | A kind of apparatus and method of three layers of trickling filter advanced treatment waste water of livestock poultry | |
| CN104193077B (en) | A kind of device and method of carrousel oxidation ditch degradation of organic waste water | |
| CN104150695B (en) | A kind of blodisc goes out the apparatus and method of advanced water treatment process | |
| CN104150656B (en) | Nanometer aeration condenses-stirs the apparatus and method of flocculating and purifying biological treatment of sewage | |
| CN104150689B (en) | The apparatus and method that a kind of horizontal drowned flow artificial wet land is purified waste water | |
| CN104150700B (en) | A kind of apparatus and method of soil filtration method process Various Seasonal sanitary sewage | |
| CN104150658A (en) | Device and method for reducing turbidity of kitchen waste leachate through pretreatment | |
| CN104150636B (en) | A kind of apparatus and method reducing turbidity reinforced film separation sewage purification | |
| CN104193079B (en) | A kind of quick soil oozes the apparatus and method of system depth purifying domestic sewage | |
| CN104193086B (en) | The apparatus and method of a kind of villages and small towns collective and distributive type sewage fast processing | |
| CN104150702B (en) | Vertical subsurface flow wetland is purified waste water Treated sewage reusing device and treatment process | |
| CN104150705B (en) | The device of alternating current artificial swamp tertiary treatment high ammonia-nitrogen wastewater and treatment process | |
| CN104150694A (en) | Combined device and method for deeply treating breeding wastewater by adopting ecological method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Lieyu Inventor after: Wang Lei Inventor after: Xi Beidou Inventor after: He Xiaosong Inventor after: Li Yingjun Inventor after: Wang Jinsheng Inventor after: Li Guowen Inventor before: Zhang Lieyu Inventor before: Wang Lei Inventor before: Xi Beidou |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Device and method for rapidly treating kitchen waste wastewater Effective date of registration: 20160817 Granted publication date: 20160127 Pledgee: Huang He Pledgor: Zhang Lieyu Registration number: 2016990000714 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model |