CN203159389U - Aquatic product processing wastewater treatment equipment - Google Patents
Aquatic product processing wastewater treatment equipment Download PDFInfo
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- CN203159389U CN203159389U CN 201320089535 CN201320089535U CN203159389U CN 203159389 U CN203159389 U CN 203159389U CN 201320089535 CN201320089535 CN 201320089535 CN 201320089535 U CN201320089535 U CN 201320089535U CN 203159389 U CN203159389 U CN 203159389U
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Abstract
The utility model provides aquatic product processing wastewater treatment equipment which comprises two parts, namely, an oil isolation adjusting pool and a biochemical filtering pool. The equipment is characterized in that mechanical grids are arranged inside a water intake tank arranged on the outer side of an oil isolation adjusting pool shell; the oil isolation adjusting pool is internally provided with an inclined plate oil isolating area and an adjusting precipitating area, thereby achieving the functions of isolating oil, precipitating and adjusting water quality and water amount. The biochemical filtering pool is provided with an anaerobic area, an aerobic area, an aerobiotic area I, an aerobiotic area II and a filtration precipitation area, wherein the anaerobic area is communicated with the bottom of the aerobic area; the aerobiotic area I is communicated with the bottom of the aerobiotic area II; the aerobic area, the aerobiotic area I and the aerobiotic area II are provided with biological stuffs; the aerobic area adopts punched tube aeration; the aerobiotic areas adopt micropore aeration; and zeolite filter materials are arranged inside the filtration precipitation area. The equipment has the advantages of high nitrogen and phosphorus removal effect, high treatment efficiency, good discharge water quality, low cost, small amount of slurry, short and simple process, small occupied space, convenience in management and the like.
Description
Technical field
The utility model relates to aquatic products processing wastewater improvement method, belongs to technical field of sewage treatment, specifically is a kind of aquatic products processing wastewater treatment facility.
Background technology
The waste water of processing of aquatic products industry comes from mainly that raw material in the processing of aquatic products process thaws and operation such as cleaning, and water consumption is bigger.Be water saving, coastal a lot of processing of aquatic products enterprise uses seawater to thaw, clean in the course of processing, in the sewage that produces, seawater component accounts for very big ratio, therefore, aquatic products processing wastewater has many, the Cl of larger molecular organics matter such as organism and suspension content height, protein, grease
-Concentration height, ammonia nitrogen and phosphorus concentration height, water temperature are low, the water quality and quantity fluctuation is big, biochemical degradation speed waits characteristics slowly.At present, the treatment process that adopts mainly contains coagulation (or air supporting)+bio-contact oxidation, A-O technology etc., there are problems such as processing cost height, effluent quality is relatively poor, water outlet nitrogen phosphorus difficulty is up to standard, sludge quantity is big in these workers, Chinese patent CN102020381A discloses a kind of employing pebbles absorption, filtration, has regulated pH value, flocculation sediment, filtration and oxidizing, flocculating precipitation, refilter the technical scheme of handling aquatic products processing wastewater with the shell fragment absorbing process, though cost is lower, but exist complex process, shortcoming such as the starting material consumption is big.For adapting to the emission standard of increasingly stringent, the aquatic products processing wastewater of high density must be administered by good treatment technology.
Summary of the invention
The utility model is for solving the problem that prior art exists, a kind of simple and effective aquatic products processing wastewater treatment facility is provided, bio-oxidation, biofloculation, chemical coagulation, biological iron processes, the multiple treatment technology of A/A/O technology are combined, biomembrance process is combined with activated sludge process, to precipitate with filtering technique and combine, reach that technology is brief, cost is low, effluent quality is good, good denitrogenation and dephosphorization effect, processing efficiency height, effect that sludge output is few.
The utility model is achieved by the following technical solution: a kind of aquatic products processing wastewater treatment facility, comprise oil removal equalizing tank and biochemistry filtered pond two portions, it is characterized in that, described oil removal equalizing tank comprises oil removal equalizing tank housing, oil removal dividing plate in the housing, baffle plate, swash plate, the swash plate bracing frame, described oil removal equalizing tank hull outside wall top arranges inlet flume, on the inlet flume sidewall water inlet pipe is set, mechanical grille is set in the inlet flume, described oil removal divider upright is arranged on the position of close inlet flume in the described oil removal equalizing tank, by the oil removal dividing plate oil removal equalizing tank is divided into the oil removal district and regulates the settling region, left the water slit at the bottom of the pond of oil removal dividing plate and oil removal equalizing tank, described swash plate is arranged on the middle and lower part in oil removal district, supported by described swash plate bracing frame, the swash plate top has an oil trap to be arranged on the oil removal dividing plate, in the adjusting settling region described baffle plate is set vertically, described baffle plate is parallel with the oil removal dividing plate, the baffle plate lower end is connected with at the bottom of the oil removal equalizing tank pond, at the bottom of regulating the oil removal equalizing tank pond in the settling region sludge hopper is set, set out water pipe on the oil removal equalizing tank housing of sludge hopper top, rising pipe passes oil removal equalizing tank housing and is connected with the water pump of outside, and pumping line causes described biochemistry filtered pond; Described biochemistry filtered pond comprises vertically disposed 4 dividing plates in housing and the housing, dividing plate is divided into anaerobic zone, aerobic area, aerobic I district, aerobic II district and filtering-depositing district successively with biochemistry filtered pond, described anaerobic zone is communicated with the bottom of aerobic area, and described aerobic I district is communicated with the bottom in aerobic II district.
To improvement of the technical scheme: the anaerobic zone in described biochemistry filtered pond arranges whipping device, in aerobic area, aerobic I district and the aerobic II district biologic packing material is set all, aerobic area adopts perforated pipe aerating regulation, and aerobic I district and aerobic II adopt micro-pore aeration, and filtering-depositing arranges zeolite filler in the district.
To further improvement in the technical proposal: the aerobic I district configuration molysite throwing device in described biochemistry filtered pond; Top, described aerobic II district has a water leg to be arranged on to cut apart on the dividing plate in aerobic II district and filtering-depositing district, in the filtering-depositing zone center center water drum is set, the middle part arranges the filtrate back up pad, the center water drum is fixed by the filtrate back up pad, and center water drum upper end open also exceeds Chi Ding, and water drum lower end, center is bell mouth shape, the hydraucone lower end closed, the hydraucone circumference is rectangle opening radially, and periphery, water drum hydraucone top, center arranges described zeolite filler, and is seated on the filtrate back up pad; The zeolite filler top arranges a water pipe by aerobic II district one side, and water pipe one end penetrates the water leg that connects top, aerobic II district, and the other end connects water drum middle part, center and penetrates in the water drum of center; A rising pipe is set and passes biochemistry filtered pond housing on the housing of the biochemistry filtered pond of opposite side, zeolite filler top; Bottom, filtering-depositing district arranges shore pipe, has a mud return line to be connected with shore pipe, and is connected with the return sludge pump of outside, and the outlet pipe of sludge reflux pump causes the anaerobic zone in described biochemistry filtered pond; The aerobic II district in described biochemistry filtered pond arranges the mixed-liquor return pipe, and is connected with the mixed-liquor return pump of outside, and mixed-liquor return pump outlet pipe causes the aerobic area in described biochemistry filtered pond.
To further improvement in the technical proposal: described biologic packing material is frame-type, the filler framework is by steel pipe or the angle steel tetragonal body that is welded, upper and lower surface is by certain uniform distances welding steel bar, biologic packing material is that the filler of the round sheet that is pressed into of polyethylene and fiber yarn is pricked knot and the bunchiness shape at a certain distance with nylon rope, go here and there then the shape filler more up and down two ends lie on the steel bar of filler framework upper and lower surface by certain uniform distances.
To further improvement in the technical proposal: described water pump has fluid level controller, and pump outlet tube causes the anaerobic zone top in biochemistry filtered pond.Automatically switch off the pump to protect water pump when water level is minimum.
To further improvement in the technical proposal: the angle of described swash plate and horizontal plane is 55 o-60o, and described sludge hopper is square, and described oil removal equalizing tank pond base slope is to sludge hopper.
The utility model compared with prior art has the following advantages and positively effect:
The utility model combines bio-oxidation, biofloculation, chemical coagulation, biological iron processes, the multiple treatment technology of A/A/O technology, and biomembrance process is combined with activated sludge process, will precipitate with filtering technique to combine, thereby have following advantage:
1, processing efficiency height: the utility model partly adopts inclined plate grease at the oil removal equalizing tank, and deoiling effect is good, has reduced the influence of oils to biological treatment, and big particulate matter also precipitates, for subsequent disposal reduces the heavy burdens.In the biological filter part bio-oxidation, biofloculation, chemical coagulation, biological iron processes, the multiple treatment technology of A/A/O technology are combined, biomembrance process is combined with activated sludge process, to precipitate with filtering technique and combine, in the body of same pond, finish effects such as chemical coagulation to sewage, bio-oxidation, biofloculation, precipitation, filtration, absorption, therefore, processing efficiency height.As water inlet COD, ammonia nitrogen, total phosphorus, SS and Cl
-When concentration was respectively 1000-2000mg/L, 80-150mg/L, 20-30mg/L, 600-800mg/L and 800-12000mg/L, after the utility model was handled, the average removal rate of COD, ammonia nitrogen, total phosphorus, SS was respectively 96.5%, 93.9%, 98.1%, 99%.
2, good denitrogenation and dephosphorization effect: one side is to take full advantage of biological carbon and phosphorous removal owing to the A/A/O technology that the biological filter part forms, mud reflux and adds the molysite measure, be because the filtrate of biological filter part is zeolite on the other hand, zeolite has the effect of good removal ammonia nitrogen, therefore, entire treatment device good denitrogenation and dephosphorization effect, the average removal rate of ammonia nitrogen, total phosphorus is respectively 93.9%, 98.1%.
3, effluent quality is good: the result of above-mentioned multiple action has improved effluent quality greatly, and water outlet COD, ammonia nitrogen, total phosphorus, SS are respectively less than 50mg/L, 9mg/L, 1mg/L, 7mg/L.
4, surplus sludge volume is few: the sludge output that adopts the microbial film of biologic packing material to handle than complete Wastewater Treated by Activated Sludge Process originally just lacks, add that the mud backflow also makes surplus sludge volume reduce, simultaneously, the adding of molysite has increased the degree of compactness of mud, water ratio is more than 91%, sludge volume is reduced, therefore, surplus sludge volume is few, reduces 50% than routine techniques.
5, running cost is low: the utility model technology is brief, only needs once to promote, and power consumption is few, and the medicine consumption is few, and it is few to produce mud, and therefore, running cost reduces greatly, reduces by 20% than routine techniques.
6, capacity of resisting impact load is strong: hold concurrently oxygen and aerobic zone of the utility model all arranges biologic packing material, is treated to the master with biomembrance process, therefore, can bear bigger change of water quality and toxicity is impacted than complete activated sludge process.
7, the utility model floor space is little, is 1/3～1/2 of common process, and investment saves 10%～20%.Easy for installation, the easy handling management is not subjected to environmental restraint.
Description of drawings
Fig. 1 is the johning knot composition of the utility model aquatic products processing wastewater treatment facility.
Among the figure: 1, water inlet pipe; 2, mechanical grille; 3, oil trap; 4, oil removal dividing plate; 5, baffle plate; 6, inlet flume; 7, oil removal equalizing tank housing; 8, swash plate; 9, swash plate bracing frame; 10, sludge hopper; 11, oil removal equalizing tank rising pipe; 12, water pump; 13, whipping device; 14, double oxygen valve; 15, molysite throwing device; 16, gas blower; 17, aerobic I air valve; 18, aerobic II air valve; 19, precipitation dividing plate; 20, center water drum; 21, double oxygen filler; 22, double oxygen hose; 23, aerobic I filler; 24, aerobic I tracheae; 25, aerobic II filler; 26, aerobic II tracheae; 27, water leg; 28, water pipe; 29, effluent trough; 30, rising pipe; 31, filtrate; 32, filtrate back up pad; 33, perforated pipe aerating regulation device; 34, micro-hole aerator; 35, micro-hole aerator; 36, anaerobism dividing plate; 37, double oxygen filler bracing frame; 38, biochemistry filtered pond housing; 39, double oxygen dividing plate; 40, aerobic I filler bracing frame; 41, aerobic dividing plate; 42, aerobic II filler bracing frame; 43, mixed-liquor return pump; 44, mixed-liquor return pipe; 45, shore pipe; 46, mud valve; 47, mud reverse flow valve; 48, mud return line; 49, sludge reflux pump.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Referring to Fig. 1, the embodiment of a kind of aquatic products processing wastewater treatment facility of the utility model comprises oil removal equalizing tank and biochemistry filtered pond two portions.
Oil removal equalizing tank housing 7 is made by stainless steel or other materials, and the feed-water end of oil removal equalizing tank arranges inlet flume 6, has a water inlet pipe 1 to join with inlet flume 6, and mechanical grille 2 is set on the inlet flume 6.Influent side at oil removal equalizing tank 7 vertically arranges oil removal dividing plate 4, and leaves the water slit at the bottom of the pond of oil removal dividing plate 4 and oil removal equalizing tank 7.The oil removal equalizing tank is divided into the oil removal district and is regulated the settling region by oil removal dividing plate 4, and the swash plate 8 in the oil removal equalizing tank housing 7 is arranged on the middle and lower part in oil removal district, is supported by swash plate bracing frame 9.Swash plate 8 tops have an oil trap 3 to be arranged on the oil removal dividing plate 4.Near oil removal dividing plate 4 one sides one baffle plate 5 parallel with oil removal dividing plate 4 is set vertically regulating the settling region, and is seated in Chi Dishang.At the bottom of the adjusting settling region is away from one side pond, oil removal district sludge hopper 10 is set, sludge hopper 10 is square, bottom surface, oil partiting precipitation pool pond aspect sludge hopper 10.Throw out in the sludge hopper 10 is regularly drained by outside excavating pump.Oil removal equalizing tank rising pipe 11 is set on the sludge hopper 10 top oil removal equalizing tank housings 7 to pass oil removal equalizing tank housing 7 and is connected with outside water pump 12; water pump 12 has fluid level controller; automatically switch off the pump to protect water pump when water level is minimum, water pump 12 outlet pipes cause the anaerobic zone top in biochemistry filtered pond.
Biochemistry filtered pond housing 38 is made by stainless steel or other materials, parallel vertical arranges four dividing plates in the biochemistry filtered pond housing 38, four dividing plates from left to right are followed successively by anaerobism dividing plate 36, double oxygen dividing plate 39, aerobic dividing plate 41 and precipitation dividing plate 19, the water slit was left in the lower end of anaerobism dividing plate 36 and aerobic dividing plate 41 and biochemistry filtered Chi Chi bottom surface, the oxygen dividing plate 39 of holding concurrently is seated on the biochemistry filtered Chi Chi bottom surface with the lower end of precipitating dividing plate 19, by four dividing plates biochemistry filtered pond is divided into anaerobic zone, aerobic area, aerobic I district, aerobic II district and filtering-depositing district successively.Anaerobic zone arranges whipping device 13, and hold concurrently oxygen filler 21, aerobic I filler 23 and aerobic II filler 25 are set respectively in aerobic area, aerobic I district and the aerobic II district.Double oxygen filler 21, aerobic I filler 23 and aerobic II filler 25 are frame-type, the filler framework is by steel materials such as steel pipe or the angle steel tetragonal body that is welded, upper and lower surface is by certain uniform distances welding steel bar, each filler is the filler of the round sheet that polyethylene and fiber yarn be pressed into and pricks knot at a certain distance and the bunchiness shape through nylon rope, and then will go here and there that two ends lie on the steel bar of filler framework upper and lower surface by certain uniform distances about the shape filler.Double oxygen filler 21, aerobic I filler 23 and aerobic II filler 25 are respectively seated on hold concurrently oxygen filler bracing frame 37, aerobic I filler bracing frame 40 and the aerobic II filler bracing frame 42.Aerobic area arranges perforated pipe aerating regulation device 33, and is fixed by double oxygen filler bracing frame 37, and aerobic I district and aerobic II district arrange micro-hole aerator 34 and micro-hole aerator 35 respectively, and fixing by aerobic I filler bracing frame 40 and aerobic II stuffing frame 42 respectively.Perforated pipe aerating regulation device 33 is connected the back by the oxygen hose 22 of holding concurrently, aerobic I tracheae 24 respectively with micro-hole aerator 34,35 and is connected with the gas blower 16 of outside with aerobic II tracheae 26.Hold concurrently oxygen valve 14, aerobic I air valve 17 and aerobic II air valve 18 are set with control tolerance on double oxygen hose 22, aerobic I tracheae 24 and the aerobic II tracheae 26 respectively, top, aerobic II district has a water leg 27 to be arranged on the precipitation dividing plate 19.The filtering-depositing zone center arranges center water drum 20, the middle part arranges filtrate back up pad 32, center water drum 20 is fixing by filtrate back up pad 32, water drum 20 upper end open in center also exceed Chi Ding, and water drum 20 lower ends in center are bell mouth shape, the hydraucone lower end closed, the hydraucone circumference is rectangle opening radially, periphery, center water drum 20 hydraucone top arranges filtrate 31, and is seated on the filtrate back up pad 32, and filtrate 31 is zeolite.Filtrate 31 tops arrange a water pipe 28 by aerobic II district one side, and water pipe 28 1 ends penetrate water leg 27, one ends connection water drum 20 middle parts, center that connect top, aerobic II district and penetrate in the center water drum 20.A rising pipe 30 is set and passes biochemistry filtered pond housing 38 on the biochemistry filtered pond of the filtrate 31 top opposite sides housing 38.Bottom, filtering-depositing district arranges tapered slope, cone point arranges shore pipe 45, there are a mud return line 48 1 ends to be connected with shore pipe 45, the other end is connected with the sludge reflux pump 49 of outside, mud valve 46 and mud reverse flow valve 47 are set respectively on shore pipe 45 and the mud return line 48, and the outlet pipe of sludge reflux pump 49 causes the anaerobic zone in biochemistry filtered pond.Have a mixed-liquor return pipe 44 to pass aerobic II district bottom the aerobic II district in biochemistry filtered pond and be connected with the mixed-liquor return pump 43 of outside, the outlet pipe of mixed-liquor return pump 43 causes the lower end of aerobic area.
The processing mechanism of the utility model processing of aquatic products equipment:
1, oil removal equalizing tank: aquatic products processing wastewater is carried out pre-treatment, have remove oils, homogeneous is all measured and precipitating action.Enter waste water owing to producing big block in the processing of aquatic products process, grid is set removes the macrobead thing that produces in the processing of aquatic products process, guarantee normally carrying out of subsequent disposal.Owing to contain oily substance in the aquatic products processing wastewater, can influence the mass transfer effect of oxygen in the subsequent biological treatment, reduce the rate of decomposition of microorganism, therefore inclined plate grease is set, the oils come-up is collected by oil trap and is drained.Because water quality and quantity changes greatly in the aquatic products processing process, for guaranteeing the high-level efficiency of subsequent biological treatment, the adjusting precipitation zone is established in this pond, and the one, homogeneous is all measured, the 2nd, the particulate matter greater than 1 in the waste water proportion is got off to bucket by the gravity natural sedimentation, drain by excavating pump.
2, biochemistry filtered pond: have bio-oxidation, biofloculation, chemical flocculation, biological iron processes, filtration, absorption and ion exchange, have denitrification dephosphorization function.
(1) bio-oxidation and biological flocculation: in the biochemistry filtered pond biologic packing material is set, cultivate on the biologic packing material microbial film is arranged, mud refluxes and brings active sludge in addition, form huge biological group, to the organism in the aquatic products processing wastewater under anaerobic with double oxygen condition under to macromolecular substance, insoluble substance reaches the toxic inhibiting material of microorganism is carried out chain rupture oxidative degradation, become small molecules and soluble substance, but the organism under aerobic condition in the aerobic microbiological two-forty oxidative degradation waste water, the viscous substance that produces in the microbial metabolism has biological flocculation simultaneously, can sweep along flocculation to the impurity in the waste water.
(2) chemical flocculation and chemical dephosphorization effect
The molysite that the utility model adds is good coagulating agent, can produce electrically neutralization with the colloidal type pollutent of formation stabilising system in the water, reduce ξDian Wei, compression double electric layer, stabilising system is taken off surely, and the long-chain that iron salt hydrolysis forms drives the pollutent coprecipitation and is removed.In addition, molysite can produce precipitation with phosphate radical, thereby has the chemical dephosphorization effect.
(3) biological iron processes: the utility model adds the Metabolic activity of the iron ion participation microorganism in the molysite medicament, because biooxidation reactions mostly is the dehydrogenation oxidation, be under the effect of deoxygenase and various coenzyme, transmit through a series of hydrogen donors, hydrogen atom is passed to cytopigment, cytopigment and iron ion complex reaction are finally given molecular oxygen proton and electronics as the carrier of proton and electronics, carry out complete oxidation.Therefore, add molysite and can accelerate organic matter degradation rate and microorganisms grow speed, improve the processing efficiency of biological treatment.Iron can reduce the activation energy of microorganism growth activation energy and substrate degradation reaction, thereby weakens the influence that reaction process is subjected to external environment factors such as temperature, improves the impact resistance of biological processing unit.In addition, iron ion can improve the settling character of mud, makes mud closely knit, and volume reduces.
(4) filtration, absorption and ion exchange: the utility model arranges zeolite filler, and at first, the particle diameter of zeolite is little, and fine suspension is had the filtration crown_interception, and secondly zeolite has huge specific surface area, also has absorption and ion exchange.Because, a lot of uniform holes and passage are arranged in zeolite crystal inside, volume accounts for more than 50% of crystal cumulative volume, the surface of zeolite has powerful London force, the positively charged ion that distributes in the hole and part frame oxygen have the mutual balance of negative charge, thereby around ion, form powerful electric field, so zeolite has London force and electrostatic forcing again, thereby have very strong adsorptivity.Have only the material molecule diameter just can be adsorbed less than the material of zeolite hole channel diameter, then be left out greater than the material of this diameter, illustrate that zeolite has the screening effect to the absorption of molecule.Zeolite not only has adsorptive power, but also has ion-exchange capacity, ammonium ion in the water sample is positively charged ion, its diameter is less than the diameter of the hole passage of zeolite, enter the hole easily and arrive zeolite surface, exchange with positively charged ion such as K+, Na+, Ca2+ etc. in the zeolite lattice, make ammonium ion minimizing in the water sample.In addition, zeolite filler is easy to adhering to of microorganism, the nitrification of suitable microorganism, and nitrifier can make ammonium ion be converted into nitrate.
(5) denitrification dephosphorization function
The one, the utility model biological filter can form A/A/O technology, engineering practice has proved that A/A/O technology has good denitrification dephosphorization function, the 2nd, utilize zeolite filler to filter, zeolite has good removal effect by absorption and ion exchange to ammonia nitrogen, therefore, the utility model has significant denitrogenation dephosphorizing advantage than other prior aries.
The principle of work of the utility model aquatic products processing wastewater treatment facility:
Before the normal operation of the utility model aquatic products processing wastewater treatment facility, need the anaerobic zone to biochemistry filtered pond, the oxygen of holding concurrently, aerobic zone carry out biological culture and domestication, have on the filler of suitable anaerobic sludge, aerobic area and aerobic zone well-grown microbial film is arranged to guarantee anaerobic zone.During normal the operation, aquatic products processing wastewater enters inlet flume 6 through water inlet pipe 1, the mechanical grille that arranges on inlet flume 62 enters the oil removal district of oil removal equalizing tank after big suspended substance and cake mass are removed in waste water, in the oil removal district, isolate through swash plate 8, entering oil trap 3 after the oils come-up in the waste water is drained, waste water enters the adjusting settling region by the water slit of crossing of oil removal dividing plate 4 bottoms, carry out the water yield and water quality regulation, while proportion precipitates by gravity at this greater than 1 particle, throw out flows in the sludge hopper 10, and by the regular spoil disposal of outside excavating pump.The water of regulating post precipitation is sent into the anaerobic zone top in biochemistry filtered pond by water pump 12 through oil removal equalizing tank rising pipe 11.Waste water fully mixes under whipping device 13 stirs with returned sluge at anaerobic zone, oxygenizement by anerobe is decomposed partial organic substances, waste water enters aerobic area then, under the condition of DO less than 0.5mg/L in the oxygen valve 14 control water of holding concurrently, by on the oxygen filler 21 of holding concurrently and the double oxygen bacterium in the mud be the material of small molecules and solubility with the macromole in the waste water or insoluble material decomposition, thereafter, waste water enters aerobic I district and aerobic II district, under the condition of DO at 2-4mg/L in aerobic I air valve 17 and aerobic II air valve 18 control water, by the aerobic bacteria that reaches in the mud on aerobic I filler and the aerobic II filler organism in the water is carried out oxygenolysis, simultaneously, because molysite throwing device 15 adds the molysite medicament at aerobic zone, molysite can carry out the chemical coagulation effect with waste water on the one hand, help dephosphorization, and can improve the settling property of mud, make mud closely knit; Participate in biological metabolism on the other hand, can accelerate microorganism to the rate of rise of organic decomposition rate and microorganism, therefore, the clearance of COD improves greatly, and sludge volume diminishes.In addition, anaerobic zone, aerobic area and aerobic zone form A/A/O technology, through mixed-liquor return pump 43 mixed-liquor return to the aerobic area of aerobic zone is carried out biological denitrificaion by mixed-liquor return pipe 44, through sludge reflux pump 49 returned sluge is delivered to anaerobic zone by mud return line 48 and carry out biological phosphate-eliminating.Water after aerobic zone is handled is flowed into the center water drum 20 in sedimentation and filtration district through water pipe 28 by the water leg 27 on top, aerobic II district, carry out mud-water separation by the 20 lower end hydraucones outflows of center water drum, water after the separation is filtration, absorption and the ion exchange of process filtrate 31 district's zeolites upwards, further reduce SS, ammonia nitrogen and COD, water outlet is collected by rising pipe 30 through effluent trough 29 and is discharged.Mud after the precipitate and separate sinks to the bottom, and part is delivered to anaerobic zone through sludge reflux pump 49 with returned sluge by mud return line 48, and excess sludge is discharged through shore pipe 45 by mud valve 46 controls.
Certainly, above-mentioned explanation is not to be to restriction of the present utility model, and the utility model is not limited to above-mentioned giving an example; those skilled in the art; in essential scope of the present utility model, the variation of making, remodeling, interpolation or replacement all should belong to protection domain of the present utility model.
Claims (8)
1. aquatic products processing wastewater treatment facility, comprise oil removal equalizing tank and biochemistry filtered pond two portions, it is characterized in that, described oil removal equalizing tank comprises oil removal equalizing tank housing, oil removal dividing plate in the housing, baffle plate, swash plate, the swash plate bracing frame, described oil removal equalizing tank hull outside wall top arranges inlet flume, on the inlet flume sidewall water inlet pipe is set, mechanical grille is set in the inlet flume, described oil removal divider upright is arranged on the position of close inlet flume in the described oil removal equalizing tank, by the oil removal dividing plate oil removal equalizing tank is divided into the oil removal district and regulates the settling region, left the water slit at the bottom of the pond of oil removal dividing plate and oil removal equalizing tank, described swash plate is arranged on the middle and lower part in oil removal district, supported by described swash plate bracing frame, the swash plate top has an oil trap to be arranged on the oil removal dividing plate, in the adjusting settling region described baffle plate is set vertically, described baffle plate is parallel with the oil removal dividing plate, the baffle plate lower end is connected with at the bottom of the oil removal equalizing tank pond, at the bottom of regulating the oil removal equalizing tank pond in the settling region sludge hopper is set, set out water pipe on the oil removal equalizing tank housing of sludge hopper top, rising pipe passes oil removal equalizing tank housing and is connected with the water pump of outside, and pumping line causes described biochemistry filtered pond; Described biochemistry filtered pond comprises vertically disposed 4 dividing plates in housing and the housing, dividing plate is divided into anaerobic zone, aerobic area, aerobic I district, aerobic II district and filtering-depositing district successively with biochemistry filtered pond, described anaerobic zone is communicated with the bottom of aerobic area, and described aerobic I district is communicated with the bottom in aerobic II district.
2. according to the described aquatic products processing wastewater treatment facility of claim 1, it is characterized in that, the anaerobic zone in described biochemistry filtered pond arranges whipping device, in aerobic area, aerobic I district and the aerobic II district biologic packing material is set all, aerobic area adopts perforated pipe aerating regulation, aerobic I district and aerobic II adopt micro-pore aeration, and filtering-depositing arranges zeolite filler in the district.
3. according to the described aquatic products processing wastewater treatment facility of claim 2, it is characterized in that the aerobic I district configuration molysite throwing device in described biochemistry filtered pond; Top, described aerobic II district has a water leg to be arranged on to cut apart on the dividing plate in aerobic II district and filtering-depositing district, in the filtering-depositing zone center center water drum is set, the middle part arranges the filtrate back up pad, the center water drum is fixed by the filtrate back up pad, and center water drum upper end open also exceeds Chi Ding, and water drum lower end, center is bell mouth shape, the hydraucone lower end closed, the hydraucone circumference is rectangle opening radially, and periphery, water drum hydraucone top, center arranges described zeolite filler, and is seated on the filtrate back up pad; The zeolite filler top arranges a water pipe by aerobic II district one side, and water pipe one end penetrates the water leg that connects top, aerobic II district, and the other end connects water drum middle part, center and penetrates in the water drum of center; A rising pipe is set and passes biochemistry filtered pond housing on the housing of the biochemistry filtered pond of opposite side, zeolite filler top; Bottom, filtering-depositing district arranges shore pipe, has a mud return line to be connected with shore pipe, and is connected with the return sludge pump of outside, and the outlet pipe of sludge reflux pump causes the anaerobic zone in described biochemistry filtered pond; The aerobic II district in described biochemistry filtered pond arranges the mixed-liquor return pipe, and is connected with the mixed-liquor return pump of outside, and mixed-liquor return pump outlet pipe causes the aerobic area in described biochemistry filtered pond.
4. according to claim 2 or 3 described aquatic products processing wastewater treatment facilities, it is characterized in that, described biologic packing material is frame-type, the filler framework is by steel pipe or the angle steel tetragonal body that is welded, upper and lower surface is by certain uniform distances welding steel bar, biologic packing material is that the filler of the round sheet that is pressed into of polyethylene and fiber yarn is pricked knot and the bunchiness shape at a certain distance with nylon rope, go here and there then the shape filler more up and down two ends lie on the steel bar of filler framework upper and lower surface by certain uniform distances.
5. according to claim 1 or 2 described aquatic products processing wastewater treatment facilities, it is characterized in that described water pump has fluid level controller, pump outlet tube causes the anaerobic zone top in biochemistry filtered pond.
6. according to the described aquatic products processing wastewater treatment facility of claim 4, it is characterized in that described water pump has fluid level controller, pump outlet tube causes the anaerobic zone top in biochemistry filtered pond.
7. according to claim 1 or 2 described aquatic products processing wastewater treatment facilities, it is characterized in that the angle of described swash plate is 55 o-60o, described sludge hopper is square, and described oil removal equalizing tank pond base slope is to sludge hopper.
8. according to the described aquatic products processing wastewater treatment facility of claim 6, it is characterized in that the angle of described swash plate is 55 o-60o, described sludge hopper is square, and described oil removal equalizing tank pond base slope is to sludge hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320089535 CN203159389U (en) | 2013-02-27 | 2013-02-27 | Aquatic product processing wastewater treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320089535 CN203159389U (en) | 2013-02-27 | 2013-02-27 | Aquatic product processing wastewater treatment equipment |
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| CN203159389U true CN203159389U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320089535 Withdrawn - After Issue CN203159389U (en) | 2013-02-27 | 2013-02-27 | Aquatic product processing wastewater treatment equipment |
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| Country | Link |
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| CN (1) | CN203159389U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103086574A (en) * | 2013-02-27 | 2013-05-08 | 青岛理工大学 | Waste water treatment equipment for processing aquatic product |
| CN104445810A (en) * | 2014-11-11 | 2015-03-25 | 海口宜坤环境技术有限公司 | Treatment method and system for aquatic product processing wastewater |
| CN105439242A (en) * | 2015-12-25 | 2016-03-30 | 中铁城市规划设计研究院有限公司 | Integrated small sewage pretreatment station with lifting function |
| CN105858806A (en) * | 2016-05-13 | 2016-08-17 | 中联环股份有限公司 | Integrated primary sewage treatment device and method |
| CN110902955A (en) * | 2019-12-05 | 2020-03-24 | 江苏润垚环保科技有限公司 | Sewage treatment and purification device and method thereof |
-
2013
- 2013-02-27 CN CN 201320089535 patent/CN203159389U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103086574A (en) * | 2013-02-27 | 2013-05-08 | 青岛理工大学 | Waste water treatment equipment for processing aquatic product |
| CN104445810A (en) * | 2014-11-11 | 2015-03-25 | 海口宜坤环境技术有限公司 | Treatment method and system for aquatic product processing wastewater |
| CN105439242A (en) * | 2015-12-25 | 2016-03-30 | 中铁城市规划设计研究院有限公司 | Integrated small sewage pretreatment station with lifting function |
| CN105858806A (en) * | 2016-05-13 | 2016-08-17 | 中联环股份有限公司 | Integrated primary sewage treatment device and method |
| CN110902955A (en) * | 2019-12-05 | 2020-03-24 | 江苏润垚环保科技有限公司 | Sewage treatment and purification device and method thereof |
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