CN203173939U - Breeding wastewater treatment system - Google Patents

Breeding wastewater treatment system Download PDF

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Publication number
CN203173939U
CN203173939U CN 201320070499 CN201320070499U CN203173939U CN 203173939 U CN203173939 U CN 203173939U CN 201320070499 CN201320070499 CN 201320070499 CN 201320070499 U CN201320070499 U CN 201320070499U CN 203173939 U CN203173939 U CN 203173939U
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pond
treatment system
wastewater treatment
breeding wastewater
basin
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CN 201320070499
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Chinese (zh)
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魏民
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Guizhou Ao Yuan Environmental Protection Technology Co Ltd
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Guizhou Ao Yuan Environmental Protection Technology Co Ltd
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Abstract

The utility model discloses a breeding wastewater treatment system which comprises a water collecting pond, a UASB (up-flow anaerobic sludge bed) reactor, a first settling pond, a biological contact oxidation pond, a second settling pond, an inclined pipe settling pond, a filtering pond and a clean water pond which are connected through pipelines in sequence, wherein the biological contact oxidation pond comprises an anaerobic pond (A pond) and an aerobiotic pond (O pond); the bottoms of the anaerobic pond and the aerobiotic pond are connected with a reflux pump through pipelines; and a chemical feeding unit is connected onto the second settling pond. According to the breeding wastewater treatment system, three reflux devices and a backwashing device are configured, so that the cost is reduced while the water purification efficiency is effectively improved; and the chemical feeding unit is arranged on the settling pond, so that phosphorus and suspended matters in wastewater can be effectively removed and the purification effect is further improved.

Description

A kind of breeding wastewater treatment system
Technical field
The utility model relates to a kind of breeding wastewater treatment system, belongs to water-treatment technology field.
Background technology
Domestic livestock and poultry cultivation developed rapidly since the eighties in 20th century, had realized that nowadays mass-producing, integrated, present large-scale cultivation had become an independently industry already, and the proportion of the output value of aquaculture in the agriculture output value is increasing.But along with the development of aquaculture, the consequent is that serious breeding wastewater pollutes and purifying problem, and mainly there are problems such as COD height, microorganism is many, parasitic ovum is many in breeding wastewater, and existing breeding wastewater is handled the general biodegradable processing mode that adopts.Chinese patent ZL201020529316 discloses a kind of high-concentration waste water treatment system, this system comprises air supporting, UASB reactor, bio-contact oxidation, precipitation, mechanical filter and activated carbon filtration, purifies water by UASB reactor and biological contact oxidation pond.But the bio-oxidation pond in this system only is used for decomposing macromolecular substance when work, and its inner A/O pond works independently, and needs often to add nutriment, has increased the cost of water treatment; And after biological treatment, directly precipitate, can't thoroughly remove the impurity in the sewage, cause the purification efficiency of this system to reduce.
The utility model content
The purpose of this utility model is: a kind of breeding wastewater treatment system is provided, with solve A/O pond that traditional Waste Water Treatment exists often need reinforced, cost is high, decontamination not thoroughly and the low problem of purification efficiency.
The technical solution of the utility model:
A kind of breeding wastewater treatment system, it comprises water collecting basin, UASB reactor, a heavy pond, biological contact oxidation pond, second pond, tube settler, filtering basin and the clean water basin that link to each other through pipeline successively; Described biological contact oxidation pond is made up of anaerobic pond (A pond) and Aerobic Pond (O pond), and described anaerobic pond links to each other with reflux pump by pipeline with the Aerobic Pond bottom; Be connected with the dosing unit on the described second pond.
This breeding wastewater treatment system also comprises the sludge treatment unit, can bury after the mud that obtain is handled handling to filter, and has further promoted the efficient of this system.
Described sludge treatment unit comprises respectively the sludge thickener that links to each other with tube settler with described water collecting basin, a heavy pond, second pond, through spiral pump, the pressure filter that pipeline and sludge thickener link to each other successively, sludge drying pond.
By pipe connection backwashing pump is arranged between described filtering basin, the clean water basin.
The pipeline that links to each other with described filtering basin places the filtrate lower end in the filtering basin.
Described clean water basin end is connected with apparatus for ultraviolet disinfection.
Described dosing unit comprises PAM unit, PAC unit and FeCl 3The unit.
The beneficial effects of the utility model:
Compared with prior art, the breeding wastewater treatment system that the utility model provides, between isolated anaerobic pond in the biological contact oxidation pond in traditional breeding wastewater treatment system (A pond) and the Aerobic Pond (O pond) reflux pump is installed, the bed material that Aerobic Pond produces can be carried back in the anaerobic pond, nutriment as anaerobic reaction, avoid original system to need frequent reinforced problem, also reduced cost when effectively having promoted the working efficiency of this system; And install the dosing unit additional at second pond, can effectively remove phosphor in sewage element and suspended substance, further promoted decontamination effect improving, Pai Fang water quality reaches the first discharge standard that " integrated wastewater discharge standard " (GB8978-1996) stipulated simultaneously.
Description of drawings
Fig. 1 is one-piece construction synoptic diagram of the present utility model;
Among the figure: 1-water collecting basin, 2-UASB reactor, 3-one heavy pond, 4-biological contact oxidation pond, the 5-second pond, 6-tube settler, 7-filtering basin, the 8-clean water basin, 9-apparatus for ultraviolet disinfection, 10-backwashing pump, the 11-blower fan, 12-dosing unit, 13-sludge thickener, the 14-spiral pump, 15-pressure filter, 16-sludge drying pond, the 41-anaerobic pond, 42-Aerobic Pond, 43-reflux pump.
Embodiment
Below in conjunction with drawings and Examples the technical solution of the utility model is further described, but that desired protection domain is not limited to is described.
As shown in Figure 1, the breeding wastewater treatment system that the utility model provides, it comprises water collecting basin 1, UASB reactor 2, a heavy pond 3, biological contact oxidation pond 4, second pond 5, tube settler 6, filtering basin and the clean water basin 7 that link to each other through pipeline successively; Described biological contact oxidation pond 4 is made up of anaerobic pond (A pond) 41 and Aerobic Pond (O pond) 42, and described anaerobic pond 41 links to each other with reflux pump 43 by pipeline with Aerobic Pond 42 bottoms; Be connected with dosing unit 12 on the described second pond 5, by reflux pump 43 bed material that produces in the Aerobic Pond 42 is delivered in the anaerobic pond 41, for the microorganism in the anaerobic pond 41 supplies nutrients, promoted the service efficiency of raw material greatly, also guarantee simultaneously the thorough use of bed material, reduced cost of the present utility model.
This breeding wastewater treatment system also comprises the sludge treatment unit, can bury after the mud that obtain is handled handling to filter, and has further promoted the efficient of this system.
Described sludge treatment unit comprises respectively the sludge thickener 13 that links to each other with tube settler 6 with described water collecting basin 1, a heavy pond 2, second pond 5, the spiral pump 14, the pressure filter 15 that link to each other successively through pipeline and sludge thickener 13, sludge drying pond 16, with the sludge treatment that filtering-depositing obtains, realized integrated wastewater treatment by this sludge treatment unit.
By pipe connection backwashing pump 10 is arranged between described filtering basin 7, the clean water basin 8, it can carry out back flushing to the filtrate in the filtering basin 7 after filtration is finished, and has guaranteed that filtrate is in normal use that can be in next scavenging process.
The pipeline that links to each other with described filtering basin 7 places the filtrate lower end in the filtering basin 7, its objective is that the direction that makes back flushing is opposite with filtering direction, can remove more effectively and filter useless mixing.
Described clean water basin 8 ends are connected with apparatus for ultraviolet disinfection 9, and by water being discharged after these apparatus for ultraviolet disinfection 9 sterilizations, a large amount of microorganisms and bacterium that it can effectively be killed in the water have further promoted water and purified intensity again.
Described dosing unit 12 comprises PAM unit, PAC unit and FeCl 3The unit passes through Fe +Produce the tertiary iron phosphate precipitation with the phosphate reaction in the sewage, remove the phosphoric in the sewage; In water body, react the generation alumen ustum by flocculation agent PAM and PAC, remove the suspended substance in the sewage.
Embodiment: be collected in the water collecting basin 1 through pretreated sewage, submersible pump by 1 end of water collecting basin with sewage transport to UASB reactor 2, in UASB reactor 2, carry out anaerobic reaction, larger molecular organics is degraded into micromolecular material, after the reaction times of regulation finishes, water body is delivered into a heavy pond 3, water body is delivered in the biological contact oxidation pond 4 again through after staticly settling, at first at anaerobic pond 41 internal reactions, through after the specified time, water body is delivered into Aerobic Pond 42 and continues reaction, in anaerobic pond 41 and Aerobic Pond 42 reactions, the blower fan 11 that links to each other with them is also worked, blower fan 11 per weeks that link to each other with anaerobic pond 41 are once pneumatic, its effect is to stir bed material, fast reaction speed, the blower fan 11 that links to each other with Aerobic Pond 42 then is to provide reaction necessary oxygen for aerobic microbiological, be convenient to the carrying out of aerobic reaction, carrying out along with biological respinse, the bed material that produces in Aerobic Pond 42 is back in the anaerobic pond 41 by reflux pump 43, for anaerobic reaction supplies nutrients, after finishing a whole set of aerobic/anaerobic reaction, water body is transported in the second pond 5, this moment, 12 work of dosing unit added flocculation agent PAM and PAC in water body, dephosphorization agent FeCl 3, Fe +Form the tertiary iron phosphate precipitation with the phosphate reaction in the water body, remove the pollution elements such as phosphorus in the water body, produce alumen ustum, simultaneously, flocculation agent PAM and PAC be reaction generation alumen ustum in water body also, absorption by alumen ustum, build bridge, form the beds of precipitation, and then the generation net is caught effect, remove the suspended substance in the sewage, after staticly settling for some time, the water body on upper strata is transported into tube settler 6, after the tube settler 6 by shallow heavy Design Theory, water body enters in the filtering basin 7 and filters from top to down, clear water entered in the clean water basin 8 and stores after filtration was finished, and sterilized by apparatus for ultraviolet disinfection again, can discharge after the sterilization, the water quality of discharging reaches the first discharge standard that " integrated wastewater discharge standard " (GB8978-1996) stipulated.
After filtration procedure is finished, cause filtering velocity to reduce when filtering basin 7 owing to hold back suspended substance, during water level height; The strainer 7 water outlet water yields reduce, when pressure raises, be arranged on backwashing pump 10 work between filtering basin 7 and the clean water basin 8, with anti-filtering basin 7 bottoms of sending back to of 8 li remaining clear water of clean water basin, filtrate in the direction washing and filtering pond 7 opposite with filtration, guarantee that it can be for task be ready down, the backwashing wastewater that produces after back flushing is finished is transferred back water collecting basin 1 again, just can participate in the sewage disposal of next time.
The mud that is produced by water collecting basin 1, a heavy pond 2, second pond 5 and tube settler 6 in treating processes is collected in the sludge thickener 13, leave standstill concentrated, supernatant liquor is back in the water collecting basin 1, the mud of bottom is discharged in the sludge drying pond 16 after the processing of spiral pump 14 and pressure filter 15, the 16 adding lime mummification to the sludge drying pond again, the waste water that this process produces is transported in the water collecting basin 1, and the mud after the mummification is transported to the refuse landfill landfill, has namely finished the processing of mud.

Claims (7)

1. breeding wastewater treatment system is characterized in that: it comprises water collecting basin (1), UASB reactor (2), a heavy pond (3), biological contact oxidation pond (4), second pond (5), tube settler (6), filtering basin (7) and the clean water basin (8) that link to each other through pipeline successively; Described biological contact oxidation pond (4) is made up of anaerobic pond (41) and Aerobic Pond (42), and described anaerobic pond (41) links to each other with reflux pump (43) by pipeline with Aerobic Pond (42) bottom; Be connected with dosing unit (12) on the described second pond (5).
2. breeding wastewater treatment system according to claim 1, it is characterized in that: it also comprises the sludge treatment unit.
3. breeding wastewater treatment system according to claim 2, it is characterized in that: described sludge treatment unit comprises respectively the sludge thickener (13) that links to each other with tube settler (6) with described water collecting basin (1), a heavy pond (2), second pond (5), through spiral pump (14), pressure filter (15), sludge drying pond (16) that pipeline and sludge thickener (13) link to each other successively.
4. breeding wastewater treatment system according to claim 1 is characterized in that: by pipe connection backwashing pump (10) is arranged between described filtering basin (7), the clean water basin (8).
5. breeding wastewater treatment system according to claim 4 is characterized in that: the pipeline that links to each other with described filtering basin (7) places the filtrate lower end in the filtering basin (7).
6. breeding wastewater treatment system according to claim 1, it is characterized in that: described clean water basin (8) end is connected with apparatus for ultraviolet disinfection (9).
7. breeding wastewater treatment system according to claim 1, it is characterized in that: described dosing unit (12) comprises PAM unit, PAC unit and FeCl3 unit.
CN 201320070499 2013-02-06 2013-02-06 Breeding wastewater treatment system Active CN203173939U (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103755097A (en) * 2014-01-17 2014-04-30 上海交通大学 Advanced oxidation-biological treatment device for non-biodegradable waste water
CN103819052A (en) * 2014-02-21 2014-05-28 贝业喜 Zero-discharge system for wastewater of farm
CN104310714A (en) * 2014-11-03 2015-01-28 广西龙道环保工程有限责任公司 System for processing breeding and slaughtering sewage and technology for system
CN104787958A (en) * 2014-01-21 2015-07-22 贵州澳源环保科技有限公司 Culturing farm sewage treatment system, and sewage treatment method
CN104787971A (en) * 2015-04-13 2015-07-22 安徽华林食品有限公司 Wastewater treatment method
CN107915368A (en) * 2016-10-11 2018-04-17 广州恒德环保科技有限公司 A kind of domestic sewage processing method
CN108585376A (en) * 2018-05-21 2018-09-28 福建省水产研究所 The water treatment system of marine culture wastewater thermal cycle recycling
CN112514844A (en) * 2020-11-30 2021-03-19 广东慧信环保有限公司 Circulating water culture device, culture method and control equipment

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103755097A (en) * 2014-01-17 2014-04-30 上海交通大学 Advanced oxidation-biological treatment device for non-biodegradable waste water
CN103755097B (en) * 2014-01-17 2015-05-20 上海交通大学 Advanced oxidation-biological treatment device for non-biodegradable waste water
CN104787958A (en) * 2014-01-21 2015-07-22 贵州澳源环保科技有限公司 Culturing farm sewage treatment system, and sewage treatment method
CN103819052A (en) * 2014-02-21 2014-05-28 贝业喜 Zero-discharge system for wastewater of farm
CN103819052B (en) * 2014-02-21 2016-02-17 贝业喜 A kind of animal farm wastewater Zero discharging system
CN104310714A (en) * 2014-11-03 2015-01-28 广西龙道环保工程有限责任公司 System for processing breeding and slaughtering sewage and technology for system
CN104310714B (en) * 2014-11-03 2016-05-04 广西龙道环保工程有限责任公司 A kind of cultivation and system and technique thereof of butchering sewage processed
CN104787971A (en) * 2015-04-13 2015-07-22 安徽华林食品有限公司 Wastewater treatment method
CN107915368A (en) * 2016-10-11 2018-04-17 广州恒德环保科技有限公司 A kind of domestic sewage processing method
CN108585376A (en) * 2018-05-21 2018-09-28 福建省水产研究所 The water treatment system of marine culture wastewater thermal cycle recycling
CN112514844A (en) * 2020-11-30 2021-03-19 广东慧信环保有限公司 Circulating water culture device, culture method and control equipment

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