CN201485362U - Biogas slurry ecological purifying device - Google Patents

Biogas slurry ecological purifying device Download PDF

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Publication number
CN201485362U
CN201485362U CN2009201900276U CN200920190027U CN201485362U CN 201485362 U CN201485362 U CN 201485362U CN 2009201900276 U CN2009201900276 U CN 2009201900276U CN 200920190027 U CN200920190027 U CN 200920190027U CN 201485362 U CN201485362 U CN 201485362U
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China
Prior art keywords
tank
pipe
liquid
natural pond
groove
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Expired - Fee Related
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CN2009201900276U
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Chinese (zh)
Inventor
陈斌
张妙仙
单胜道
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Zhejiang A&F University ZAFU
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Zhejiang Forestry College
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Priority to CN2009201900276U priority Critical patent/CN201485362U/en
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Abstract

A biogas slurry ecological purifying device comprises an adjusting tank (1), a facultative tank (2), an aerobic tank (3), a fish-culturing tank (4) and a clarifying tank (5); each tank is provided with a liquid outlet pipe and a liquid inlet pipe, the liquid outlet pipe of a previous tank is communicated with the liquid inlet pipe of a next tank, a control valve (8) is arranged therebetween, outflow water of the clarifying tank (5) is respectively connected with a discharge pipe and a backflow pipe (7) by a three-way pipe (6) and a control valve thereof, the backflow pipe is communicated with the adjusting tank (1), the liquid outlet pipe of the adjusting tank is provided with a flowmeter (14), the backflow pipe (7) is provided with a circulating water pump (11), and the aerobic tank (3) is internally provided with an aerating apparatus (12) and filler. The device is used for biogas slurry purification, depends on nutrient absorption and interception of aquatic plants and photosynthesis of leaf surface to purify the biogas slurry, and adopts a biological purification and circulating treatment way depending on algae, plankton, microorganism, clams and fish to conduct comprehensive mutual synergy to realize that discharge water reaches the standard, thus having the advantages of being fast and high-efficient, and being concurrently engaged in multiple operation.

Description

Natural pond liquid ecological purification device
Technical field
The utility model relates to a kind of sewage treatment area, is natural pond liquid is carried out the device that ecology synthesis purifies.
Background technology
Natural pond liquid is sanitary sewage, the debris of livestock and poultry cultivation sewage after the methane-generating pit anaerobic fermentation gas production, contain multiple organic and inorganic nutriment composition, the useful interpolation auxiliary fodder of making domestic animal and fishes and shrimps, have directly as liquid fertilizer and go into the field, having to concentrate the back sterilization and make liquid fertilizer.Current in global Freshwater resources scarcity, the water after natural pond liquid purified is recycled, and does not have to be suspected to have its important practical sense.Utilize biologies such as waterplant, microorganism that sewage is carried out purifying treatment, become public technology, plant yellow flag and Spiked Loosestrife, plant Wildcelery Herb and swamp cabbage around the floating bed as bamboo raft type ecological floating bed the going up of CN101274802; " domestic sewage ecologically treating system " of CN1986442 is exactly to utilize efficient microbial strain and biologic packing material decomposition and be absorbed with organic pollutants, utilizes the content of absorption, interception and photosynthesis reduction total phosphorus, total nitrogen, trace element and the heavy metal of root system of plant.But do not retrieve the relevant weaker concn of taking all factors into consideration natural pond liquid, flow, processing fate, biological selectivity collocation, each biological breeding density as yet and carry out the single-factor simultaneous test, propose the report that ecology synthesis purifies the relative assembly of natural pond liquid and circularly purifying natural pond liquid by this.
The utility model content
At the deficiencies in the prior art, the technical problems to be solved in the utility model is to take all factors into consideration the discharge of sewage, processing fate, biological selection and collocation and breeding density, and a kind of natural pond liquid ecological purification device that can carry out circular treatment is provided by this.
The technical scheme that solves the problems of the technologies described above is:
This natural pond liquid ecological purification device, regulating tank, double oxygen groove, aerobic slot, corf and clarifying tank are arranged from front to back successively, five grooves all have drain pipe and liquid-inlet pipe, the drain pipe of last groove is communicated with the liquid-inlet pipe of back one groove, control valve is arranged therebetween, the water outlet that is positioned at last clarifying tank is through Y-tube and control valve thereof, connect vent pipe and return line respectively, return line is communicated with the most preceding regulating tank, on the drain pipe of regulating tank under meter is arranged, water circulating pump is arranged on the return line, aerating apparatus and filler are arranged in the aerobic slot.
Respectively there are sewage draining exit and by-pass valve control thereof in said regulating tank, the oxygen groove of holding concurrently, aerobic slot, corf and clarifying tank below.
The liquid in-out pipe of said five grooves has equal height fall from front to back successively.
The fluid mouth of pipe of said each groove all is equipped with filtering net.
Said filler is the chemical fibre elastic filler that is fixed on the wire frame.
The beneficial effects of the utility model are total volume, treating water flows of quantitatively purifying the mentality of designing of natural pond liquid and treatment trough, handle fate, biological selection collocation and breeding density is taken all factors into consideration, on each single-factor simultaneous test basis, be optimized the purification scheme that combination is made, 6~8 days water outlet promptly reaches " integrated wastewater discharge standard (GB8978-1996) " of GB regulation, has quick, effective and the multi-industry advantage of double as.
Description of drawings
Accompanying drawing is this natural pond liquid refining plant structural representation.
Embodiment
The utility model is described in detail below in conjunction with embodiment and with reference to accompanying drawing:
This natural pond liquid ecological purification device carries out natural pond liquid ecological purification, be to close all control valves earlier, natural pond liquid stoste is poured in the regulating tank, again with common pond water or the dilution of river stream, its weight ratio is a natural pond liquid stoste: pond stream=1: (2~4), this dilution natural pond liquid is irritated the height that surpasses the fluid mouth of pipe to the groove inner height, open control valve one by one, the flow radix of regulating fluid is 140~230 liters/hour, flow to the oxygen groove of holding concurrently one by one, aerobic slot, corf, clarifying tank is until discharge, the height of pouring water that flows to above-mentioned four grooves is fair with the fluid mouth of pipe of each groove, and single groove volumetric quantity radix of above-mentioned four grooves is 7~8 tons; Planting aquatic plants in double oxygen groove, fraction of coverage 70%~80%, in aerobic slot, add aerating apparatus and filler, with breeding algae, planktonic organism and microorganism, and throw in bacterial classification and add and support hydriopsis cumingii, in corf, put happiness food algae and planktonic fish in a suitable place to breed, in clarifying tank, carry out the gravity natural sedimentation or add the flocculation agent precipitation, as mud at the bottom of the need emissions groove, then groove bottom sewage draining exit control valve is opened blowdown; The water of discharging from the clarifying tank drain pipe do he with or through return line, send into the dilution water that regulating tank is made natural pond liquid stoste by water pump, carry out circularly purifying, fluid mouth of pipe moral filtering net is used to filter suspended substance.6~8 days is a purification cycle.The injected volume that aerobic slot adds foster hydriopsis cumingii is 3.0~3.4 kg/ton water.The fish of throwing in the corf are tilapia, and breeding density is 14~16 tails/ton water.The waterplant of planting in the double oxygen groove is a Herba Eichhorniae.The bacterial classification of throwing in the aerobic slot is the mixed bacterium of nitrifier and denitrifying bacteria.The packing density that adds is 1.5 square metres of/ton water.
With reference to accompanying drawing, regulating tank 1 volume maximum, all the other four groove volumes are close or equal, " single tankage radix is 7~8 tons " of described four grooves, the capacity that is meant each single groove is 7~8 tons or 14~16 tons or 21~24 tons or 70~80 tons or 700~800 tons etc., is 7n~8n ton in a word, if do laboratory lab scale or pilot scale, then can be 0.7~0.8 ton, the rest may be inferred by analogy for it.Equally, described " the flow radix is 140~230 liters/hour " can be 14~23 liters/hour or 280~460 liters/hour or 1400~2300 liters/hour etc., be in a word 140n~230n liter/hour, n is multiple.What need emphasize is that each tankage enlarges or the multiple n that dwindles and flow increasing and the multiple n that reduces are necessary for same value.The specification of the caliber size of each drain pipe, liquid-inlet pipe and return line, valve, water pump, under meter should with the capacity of each groove and the flow matches of design.
It is 7 tons now with single tankage, flow is 160 liters/hour, 7 days is that a purification cycle is that example illustrates, when using first earlier to regulating tank 1 in by natural pond liquid: the weight ratio mixing of pond stream=1: 3, irritate to exceeding the drain pipe mouth, regulating flow with under meter 14 is 160 liters/hour, when filling oxygen compatibility pool 2 soon, put Herba Eichhorniae in a suitable place to breed to the amount that covers rooved face long-pending 70%, this groove 2 continues to fill the back with this flow and flows to following aerobic slot 3, in aerobic slot, throw in filler, start aerating apparatus 12 in the water during anoxic, throw in the N-1 microbial preparation of selling by peace Xinda environmental protection science and technology (Ningbo of Zhejiang) company limited, i.e. the mix bacterium agent of nitrifier and denitrifying bacteria.Ratio in 3.2 kg/ton water is thrown in hydriopsis cumingii, purify waste water with the biological nature of utilizing this drainage animal of freshwater mussel, water flows to corf 4 then, density with tilapia 15 tails/ton water is put in a suitable place to breed, along with circulating of purifying waste water, the ovum of spore, freshwater mussel and the fish of the seed of plant, microorganism flows thereupon in double oxygen groove 2, aerobic slot 3, the corf 4, must cause the biology of each groove that the situation of living together of raising together with is arranged.Species of therefore, putting in a suitable place to breed and amount are not limited in a certain groove.The water that flows to settling pond 5 flow to return line 7 from drain pipe after natural sedimentation, send in the regulating tank 1 through water pump 11 and to make dilution water, carry out circularly purifying, total flux by 160 liters/hour flow sennights is 26.88 tons, basically equate that with the total volume of all the other four grooves except that regulating tank 1 meeting seven days is the design of a purification cycle.Meet " integrated wastewater discharge standard (GB8978-1996) " requirement of GB regulation from settling pond 5 drainage waters.The present invention considers natural pond liquid stoste different time, Various Seasonal, many places collection, pollution level has nothing in common with each other, the sewage composition respectively has difference, therefore, Dilution ratio, flow, single tankage, biological injected volume, processing fate etc. all adopt interval value, correspond to actual needs, also be that everybody is accessible, therefore do not put into effect one by one and execute example.Filtering net 13 starts aerating apparatus 12 oxygenation in order to filter suspended substance when the natural pond liquid oxygen level of aerobic slot is low.Freshwater mussel also can be screened in other mussels, and fish also can be in other happiness food grass, the screening of planktonic fresh water fingerling.
With common pond water or the dilution of river stream, be algae, planktonic organism and the microorganism that exists in the water for utilizing when using first, only need the recirculation water dilution after part purifies to get final product later on.

Claims (5)

1. natural pond liquid ecological purification device, it is characterized in that regulating tank (1) is arranged from front to back successively, double oxygen groove (2), aerobic slot (3), corf (4) and clarifying tank (5), five grooves all have drain pipe and liquid-inlet pipe, the drain pipe of last groove is communicated with the liquid-inlet pipe of back one groove, control valve (8) is arranged therebetween, the water outlet that is positioned at last clarifying tank (5) is through Y-tube (6) and control valve thereof, connect vent pipe and return line (7) respectively, return line is communicated with the most preceding regulating tank (1), under meter (14) is arranged on the drain pipe of regulating tank, water circulating pump (11) is arranged on the return line (7), aerating apparatus (12) and filler are arranged in the aerobic slot (3).
2. natural pond as claimed in claim 1 liquid ecological purification device is characterized in that respectively there are sewage draining exit (10) and by-pass valve control (9) thereof in regulating tank (1), double oxygen groove (2), aerobic slot (3), corf (4) and clarifying tank (5) below.
3. natural pond as claimed in claim 1 liquid ecological purification device is characterized in that the liquid in-out pipe of described five grooves has equal height fall from front to back successively.
4. natural pond as claimed in claim 1 liquid ecological purification device is characterized in that the fluid mouth of pipe of each groove all is equipped with filtering net (13).
5. natural pond as claimed in claim 1 liquid ecological purification device is characterized in that said filler is the chemical fibre elastic filler that is fixed on the wire frame.
CN2009201900276U 2009-07-27 2009-07-27 Biogas slurry ecological purifying device Expired - Fee Related CN201485362U (en)

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Application Number Priority Date Filing Date Title
CN2009201900276U CN201485362U (en) 2009-07-27 2009-07-27 Biogas slurry ecological purifying device

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Application Number Priority Date Filing Date Title
CN2009201900276U CN201485362U (en) 2009-07-27 2009-07-27 Biogas slurry ecological purifying device

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CN201485362U true CN201485362U (en) 2010-05-26

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101602538B (en) * 2009-07-27 2011-06-15 浙江林学院 Biogas slurry ecological purification device and biogas slurry ecological purification method
CN102812833A (en) * 2012-08-09 2012-12-12 常州苏农奶牛专业合作社联社 Technology for planning organic crop by using biogas slurry
CN104521727A (en) * 2014-12-22 2015-04-22 嘉兴职业技术学院 Breeding device for breeding through biogas slurry and breeding method of breeding device
CN108164006A (en) * 2018-01-19 2018-06-15 福建省农业科学院农业工程技术研究所 Utilize the method for the food chain purification biogas slurry of planktonic organism-water plant-fish

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101602538B (en) * 2009-07-27 2011-06-15 浙江林学院 Biogas slurry ecological purification device and biogas slurry ecological purification method
CN102812833A (en) * 2012-08-09 2012-12-12 常州苏农奶牛专业合作社联社 Technology for planning organic crop by using biogas slurry
CN104521727A (en) * 2014-12-22 2015-04-22 嘉兴职业技术学院 Breeding device for breeding through biogas slurry and breeding method of breeding device
CN104521727B (en) * 2014-12-22 2017-02-22 嘉兴职业技术学院 Breeding device for breeding through biogas slurry and breeding method of breeding device
CN108164006A (en) * 2018-01-19 2018-06-15 福建省农业科学院农业工程技术研究所 Utilize the method for the food chain purification biogas slurry of planktonic organism-water plant-fish

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100526

Termination date: 20120727