CN202011819U - Equipment for treating sewage by biological-physical combination method - Google Patents
Equipment for treating sewage by biological-physical combination method Download PDFInfo
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- CN202011819U CN202011819U CN 201120123031 CN201120123031U CN202011819U CN 202011819 U CN202011819 U CN 202011819U CN 201120123031 CN201120123031 CN 201120123031 CN 201120123031 U CN201120123031 U CN 201120123031U CN 202011819 U CN202011819 U CN 202011819U
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Abstract
The utility model relates to equipment for treating sewage by a novel biological-physical combination method, which comprises an air floatation filter tank, a regulating reservoir, a fermentation and decomposition tank, an aeration biological tank and a product retention basin. The air floatation filter tank, the regulating reservoir, the fermentation and decomposition tank, the aeration biological tank and the product retention basin are communicated sequentially. The equipment has high efficiency of treating organic sewage difficult to degrade. Due to the application of the novel biological-physical combination method to sewage treatment, full-automatic control of a system can be realized, the equipment is simple to operate and has lower process investment and lower wastewater treatment cost, various organisms with toxic properties can be removed, and the equipment has high treating efficiency and stable performance. In air floatation biological treatment equipment, microorganism flocculating constituents are taken to the upper part of the equipment by microscopic bubbles and a suspended sludge layer is formed in a very thick region. In the suspended sludge layer, high-concentration microorganisms exist and a great amount of mixed microscopic bubbles provide oxygen into water, so that a high-efficiency aerobic microorganism reaction zone exists in the suspended sludge layer. Practice shows that biological active water can be widely applied to the planting industry and the breeding industry and can be used as a soil conditioner.
Description
Technical field
The utility model relates to the legal equipment of disposing of sewage of a kind of new bio-physical set, particularly relates to a kind of equipment of efficiently disposing of sewage that dissolved air flotation and microbiological treatment is organically combined and forms.
The utility model treatable organically-polluted water be microorganism to be played various organically-polluted waters the inhibiting organically-polluted water of strong toxicity except that minority contains, comprise large-scale breed factory, casing source mill, urban organic sewage, high density catering trade sewage and slaughterhouse etc.
Background technology
Along with quickening of urbanization process, rapid growth of economy and population increase rapidly, in order to satisfy people to the material life needs, slaughterhouse, large-scale plant, casing source mill, catering trade etc. are the increase scale constantly, and then causes the surge of organic sewage quantity discharged.China is a large agricultural country that has 1,400,000,000 populations, the quantity discharged of annual organic waste water occupies first place in the world, these sewage pool together, can produce unpleasant stench flavor, and grow various germs easily, this has not only increased the weight of the load of municipal sewage treatment, and more serious destruction physical environment, the health of harmful to human.In order to address the above problem, various sewage disposal devices and technology are used and are given birth to, and mainly contain basic skills such as physical partition method, physico-chemical processes and biological treatment.Wherein physical partition method mainly contains technologies such as precipitation, air supporting, ultrasonic, microwave, filtration treatment; Physico-chemical processes mainly contains technologies such as coagulating sedimentation, electrofloatation, chemical dosing, photochemical catalytic oxidation; Technologies such as biological treatment such as traditional activated sludge process and derivative oxidation ditch thereof, AB method, SBR method.Aforesaid method is high because of its power consumption, investment is big, complex management, fundamentally handles efficiently conscientiously and pollutes the source, more not from treasuring resource, improving resource utilization, turns waste into wealth, recycle considers.Wherein, depend merely in the biological treatment that mud bears bigger load and change of water quality treatment effect uncertainty is very high, sewage and solid waste after the processing directly discharge, will waste a large amount of resources, therefore, other technologies be must seek, resource circulation, the multi-level utilization realized.
The utility model content
At the problem that above-mentioned prior art exists, the purpose of this utility model is dissolved air flotation technology and microbiological treatment are organically combined and to form the equipment of efficiently disposing of sewage.Not only efficiently solve the technological difficulties in the treatment of Organic Wastewater process, and can recycle pass through waste water and the solid waste that this device processes is crossed, and then realized the resource circulation utilization.
The legal equipment of disposing of sewage of a kind of biology-physical set comprises air-float filtration pond (1), adjustment pond (2), fermentation decomposing pool (3), aeration and biological pond (4), product retention basin (5), and above-mentioned each pond interconnects successively; Air-float filtration pond (1) is provided with air-float filtration equipment (14), in fill out mud (8) and microorganism species (10), there is porous barrier (11) in this pond and adjusts pond (2) and be connected apart from bottom 1～3m place; Adjust in the pond (2) a microorganism generating unit (6) is arranged; Fermentation decomposing pool (3) communicates with each other by porous barrier (11) and adjustment pond (2) and aeration and biological pond (4); Aeration tank (4) by glass fibre non-woven filter plate (7) with the unpowered product retention basin (5) of sending into of the finished product; Wherein in adjusting pond (2), fermentation decomposing pool (3), aeration and biological pond (4) and product retention basin (5), mud (8), microorganism species (10), volcanics (9) and aerator (15) are arranged all; In the reaction tank outside blower fan (12) is housed, air is sent in each pond by air duct (13) is step.
Compared with prior art, the utlity model has following tangible advantage:
1, handle the efficient height of the organic sewage of difficult degradation, use that new bio-physical set is legal disposes of sewage, system can realize full automatic control, simple to operate, technology investment is less, and it is lower to handle the waste water cost, can be with various toxic capable organic matter removals, processing efficiency height, stable performance.In the air supporting biological treating equipment, the microorganism flco is taken to its upper side by microbubble, forms the suspension slime layer in quite thick zone.In the suspension slime layer, the very microorganism of high density is arranged, there is the microbubble that is mingled with in a large number that oxygen is provided in water, so there is a high efficiency good sample microbial reaction district here.
2, can be according to differences such as the kind of organic sewage, region, water and soil, establishing on the basis that technology is adjusted, add this seminar in the process long-term practice, repetition test, the microorganism species that from soil, filters out, not only adaptability is strong, and the processing practice is short, processing power is big, and the fermentation complete decomposition, resulting the finished product---bioactive water.COD≤120mg/L in its product bioactive water, EC are 0.217ds/m, and the pH value is 6.5～8.5, and total nitrogen is about 150mg/L, and total phosphorus is about 15mg/L, tawny liquid.Contain a large amount of inorganic states nutritive elements, can be absorbed by organism, and can suppress the procreation of biopathogen microorganism by the organism conversion.Wherein in the beneficial microbe colony, in the majority with light and bacterium, actinomycetes, milk-acid bacteria, yeast.
2, bioactive water itself just contains necessary for plant growth organism and mineral substance, in addition, it also contains beneficial microbe colony, can improve and optimize the absorption of plant to nutrition and moisture, improve the ability of plant nature disease and insect resistance, thereby make the plant-growth stalwartness.
3, bioactive water is applied to aquaculture, can be used as the daily tap water of livestock and poultry, cleans pouity dwelling place simultaneously, is giving up internal spraying, to substitute the sterilization management, consequently can alleviate the stench in livestock and poultry booth and the fecaluria, suppresses the breeding of mosquitos and flies; And need not use microbiotic just can be that all kinds of probioticss in the livestock and poultry intestines are complete, and resistibility strengthens.
Description of drawings
Accompanying drawing 1 is an equipment essentially consist synoptic diagram of the present utility model.
Accompanying drawing 2 is a process flow sheet of the present utility model.
1 is the air-float filtration pond in the accompanying drawing 1, and 2 for adjusting the pond, and 3 are the fermentation decomposing pool, 4 is the aeration tank, and 5 is the product retention basin, and 6 is the microorganism generating unit, 7 is the glass fibre non-woven filter plate, and 8 is mud, and 9 is volcanics, 10 is microorganism species, 11 is porous barrier, and 12 is blower fan, and 13 is air duct, 14 is air-float filtration equipment, and 15 is aerator.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Embodiment 1
As shown in Figure 1, the legal equipment of disposing of sewage of a kind of biology-physical set comprises air-float filtration pond 1, adjustment pond 2, fermentation decomposing pool 3, aeration and biological pond 4, product retention basin 5, and above-mentioned each pond interconnects successively.
Air-float filtration pond 1 is provided with air-float filtration equipment 14, and there are mud 8 and microorganism species 10 in inside, and this pond has porous barrier 11 to be connected with adjustment pond 2 apart from bottom 1～3m place; Adjust in the pond 2 a microorganism generating unit 6 is arranged; Fermentation decomposing pool 3 communicates with each other by porous barrier 11 and adjustment pond 2 and aeration tank 4; Aeration tank 4 by glass fibre non-woven filter plate 7 with the unpowered product retention basin 5 of sending into of the finished product; Wherein mud 8, microorganism species 10, volcanics 9 and aerator 15 are distributed in adjustment 2, fermentation decomposing pool 3, aeration tank 4, the product retention basin 5; Blower fan 12 is housed in reaction tank outside, air is sent in above-mentioned each pond by air duct 13 is step.
The legal method of disposing of sewage of a kind of biology-physical set may further comprise the steps successively:
(1) organic sewage is entered air-float filtration pond 1, air-float filtration equipment 14 can be scraped scum silica frost, discharges scum silica frost, produce microbubble, and wherein the amount of microorganism species 10 in sewage is 300～3000mg/L, and this process COD clearance is 5～20%.With the sewage of preliminary treatment, enter adjustment pond (2) by porous dividing plate 11.
(2) will flow into the sewage of adjusting pond 2, effect by factors such as air duct 13, mud 8, blower fan 12 and aerators 15, oxygen in the sewage is promoted to 1～2.5mg/L, it is 3000～8000mg/L that regulating and controlling microbial generation equipment produces the amount of microorganism in sewage, make COD under the condition of step (1) by this process, further remove 10～30%, wherein hydraulic detention time is 5～10 days.
(3) pass through the sewage that porous barrier 11 flows into fermentation decomposing pools 3, under the effect of volcanics 9, mud 8, aerator 15 and microorganism species 10, make the COD of organic waste water further remove 20～30%, wherein the amount of microorganism in sewage is 3000～10000mg/L, and hydraulic detention time is 5～12 days.
(4) from step (3), flow into the sewage of aeration tanks 4 through porous barrier 11, under the effect of volcanics 9, mud 8 and microorganism species 10, carry out biological respinse, make COD further remove 20～30%, wherein the amount of microorganism in sewage is 3000～12000mg/L, and hydraulic detention time is 5～10 days.
(5) from step (4), flow into the treating water of product retention basins 5 through glass fibre non-woven filter plate 7, under the effect of microorganism species 10, mud 8, volcanics 9 and aerator 15, in aeration tank 4, further decompose, make the COD≤120mg/L of sewage, wherein the amount of microorganism species in sewage is 500～5000mg/L, make the performance of water of final generation more stable, microorganism more still keeps, wherein hydraulic detention time is after 5～10 days, and having produced the finished product is bioactive water; Every 5～10 days according to return sludge ratio, the mud in the product retention basin is back to adjusts pond (2) and air supporting filtering basin (1), to keep in the adjustment pond mud and microorganism the bearing capacity of organic sewage; In addition unnecessary mud is back to the air-float filtration pond, discharges by the effect of air-float filtration equipment (14).
Above-mentioned return sludge ratio: calculate according to formula (1):
In the formula: r is a return sludge ratio, and MLSS is that retention basin mixes a mouthful solids concn (mg/L), and RSSS is a mud backflow concentration (mg/L).
Mud bearing capacity wherein: every kg mud can treatments B OD in every day
5The kilogram number, by formula calculate (2):
F is sludge loading (kg (BOD
5)/kg (active sludge) d), N is mixed solution sludge concentration (g/L), L
1Be water inlet BOD (mg/L), L
2Be water outlet BOD (mg/L) that Q is sewage quantity (m
3/ h), V is reaction tank useful volume (m
3).
Preferably, the pH value of the organic sewage described in the step (1) is 5～10.5, and range of reaction temperature is 4～35 ℃, and optimal reaction temperature is 16～30 ℃; Used air-float filtration equipment 14 can be selected according to the size of the amount of entering of disposing of sewage, and hydraulic detention time is 30～60min.
Preferably, the generation of the microorganism described in the step (2) the equipment 6 main microorganism species compositions that produce are percentagewised and are: yeast 1～30%, milk-acid bacteria 1～10%, actinomycetes 1～15%, denitrifying bacterium 5～20%, nitrobacteria 5～20%, oxidation bacterium 1～15%, light and bacterium 5～20%, ammonia genus bacillus 10～30%, Ammonifying bacteria 1～15%, false monospore bacillus 1～10%.Above microorganism combination is under the prior art condition, selects different microorganism combinations according to different sewage, constitutes the complex microorganism that is suitable for handling such sewage.
Preferably, the aeration intensity described in the step (3) is for to be promoted to 1.5～3.5mg/L with the oxygen in the sewage.
Preferably, the aeration intensity described in the step (4) is for to be promoted to 1.5～3.5mg/L with the oxygen in the sewage.
Preferably, the aeration intensity described in the step (5) is for to be promoted to 1～2.5mg/L with the oxygen in the sewage.
With certain city one husbandry development corporation, Ltd. is example, mainly manages casing processing heparin sodium production line, and pig-breeding.At present, wastewater displacement reaches 10～15m in the casing course of processing
3/ d measures COD 〉=1500mg/L in the waste water, BOD by analysis
5〉=900mg/L, SS 〉=400mg/L, NH
3-N 〉=80mg/L, vegetable and animals oils 〉=20mg/L, pH is 8～10, organic content and NH in the water
3Many indexs such as-N are all considerably beyond state sewage emission standard (GB8978-1996) grade III Standard.By this equipment and implementation of processes, the processing of casing processing waste water and pig manure urine realizes innoxious in the factory; Stench basically eliminate in plant area and the ambient air thereof, Air quality reach " ambient air quality " secondary standard; Caused soil of waste water fecaluria and body of groundwater pollute is contained at all; The finished product that formed are bioactive water after the harmless treatment, and its character is as follows: BOD
5Below 60mg/L, COD below 120mg/L, beneficial microorganism quantity reach 30000/more than the ml, the result as shown in the figure.And by the applying biological active water at casing job shop and the pig house deodorizing test that carries out disinfection, carry out pig-keeping experiment by spice or drinking-water, on producing, vegetables carry out root outer spraying and soil water filling test simultaneously, the result shows, bioactive water can improve livestock and poultry and farm crop immunizing power, strengthen disease resistance, improve the agricultural and animal products yield and quality.Finally reach harmless, the odorlessization of on-site external environment, the purpose of waste reusable edible.
Embodiment 4
With certain one slaughterhouse, city is example, butcher the waste water composition more complicated of generation, wherein contain a large amount of blood stains, grease, feather, meat bits, internal organ foreign material, indigested ight soil etc., water is sorrel and significantly stench flavor is arranged, environment has been caused pollution to a certain degree, according to its effluent monitoring result: COD 〉=1300mg/L, BOD
5〉=600mg/L, SS 〉=800mg/L, PH:6.0～9.0.By to this equipment and process implementing, promptly the effluent quality of slaughterhouse's sewage purifies and is: COD≤80mg/L, BOD
5≤ 30～25mg/L, SS≤60mg/L, PH:6.0～8.5 have reached " meat-packing industry water emission standard " primary standard in (GB13457-92).
Certainly, the embodiment of the above, it is better embodiment of the present utility model, and unrestricted the utility model practical range, so all equivalences of doing according to the described technology of the utility model claim, treatment process and principle change or modify, and are included in the utility model claim.
Claims (1)
1. the legal equipment of disposing of sewage of biology-physical set is characterized in that, comprises air-float filtration pond (1), adjustment pond (2), fermentation decomposing pool (3), aeration and biological pond (4), product retention basin (5), and described each pond interconnects successively; Air-float filtration pond (1) is provided with air-float filtration equipment (14), in fill out mud (8) and microorganism species (10), there is porous barrier (11) in this pond and adjusts pond (2) and be connected apart from bottom 1～3m place; Adjust in the pond (2) a microorganism generating unit (6) is arranged; Fermentation decomposing pool (3) communicates with each other by porous barrier (11) and adjustment pond (2) and aeration and biological pond (4); Aeration tank (4) by glass fibre non-woven filter plate (7) with the unpowered product retention basin (5) of sending into of the finished product; Wherein in adjusting pond (2), fermentation decomposing pool (3), aeration and biological pond (4) and product retention basin (5), mud (8), microorganism species (10), volcanics (9) and aerator (15) are arranged all; In the reaction tank outside blower fan (12) is housed, air is sent in each pond by air duct (13) is step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120123031 CN202011819U (en) | 2011-04-25 | 2011-04-25 | Equipment for treating sewage by biological-physical combination method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120123031 CN202011819U (en) | 2011-04-25 | 2011-04-25 | Equipment for treating sewage by biological-physical combination method |
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| Publication Number | Publication Date |
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| CN202011819U true CN202011819U (en) | 2011-10-19 |
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| CN 201120123031 Expired - Fee Related CN202011819U (en) | 2011-04-25 | 2011-04-25 | Equipment for treating sewage by biological-physical combination method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109111066A (en) * | 2018-10-11 | 2019-01-01 | 泉州师范学院 | A kind of method of bioelectrochemistry removal pig manure stink |
-
2011
- 2011-04-25 CN CN 201120123031 patent/CN202011819U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109111066A (en) * | 2018-10-11 | 2019-01-01 | 泉州师范学院 | A kind of method of bioelectrochemistry removal pig manure stink |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20160425 |
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| CF01 | Termination of patent right due to non-payment of annual fee |