CN101591128A - A kind of domestic sewage processing method and device - Google Patents

A kind of domestic sewage processing method and device Download PDF

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Publication number
CN101591128A
CN101591128A CNA2009101082065A CN200910108206A CN101591128A CN 101591128 A CN101591128 A CN 101591128A CN A2009101082065 A CNA2009101082065 A CN A2009101082065A CN 200910108206 A CN200910108206 A CN 200910108206A CN 101591128 A CN101591128 A CN 101591128A
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CN
China
Prior art keywords
sewage
treatment unit
sewage treatment
contact oxidation
oxidation pond
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Application number
CNA2009101082065A
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Chinese (zh)
Inventor
王韶锋
文秋红
丁建生
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宇星科技发展(深圳)有限公司
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Priority to CNA2009101082065A priority Critical patent/CN101591128A/en
Publication of CN101591128A publication Critical patent/CN101591128A/en

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Abstract

The present invention relates to a kind of dispersion type domestic wastewater be carried out treatment effect domestic sewage processing method and reaction unit thereof outstanding, integrated domestic sewage rapid purification.Treatment process: the sanitary sewage after will just sinking, handle by the hydrolysis acidification pool acidication, remove organic pollutant in the sewage, biological dephosphorize denitrification through biological contact oxidation pond again.Sewage treatment unit comprises preliminary sedimentation tank, hydrolysis acidification pool, biological contact oxidation pond, inclined-plate clarifying basin, retention basin, and each pond is linked in sequence by water channel; All structures are partly buried, and bottom and sidewall all adopt concrete structure.The present invention is directed to the dispersion type domestic wastewater fast processing, can carry out innoxious, recycling treatment fast, form the regenerated water source of recycle it.The present invention has adopted preliminary sedimentation tank, and acidication and biological contact oxidation pond combine with inclined-plate clarifying basin, increases bioavailability by filler, when realizing quick sewage purification, reduces energy consumption greatly.

Description

A kind of domestic sewage processing method and device
Technical background:
The present invention relates to a kind of domestic sewage processing method and device, particularly a kind of dispersion type domestic wastewater is carried out treatment effect domestic sewage processing method and reaction unit thereof outstanding, integrated domestic sewage rapid purification.
Background technology:
At present, China's water resource pollution is serious, according to statistics in the national seven great river River system in 2005 in 741 monitoring sections, 41% monitoring section water quality is inferior to five class standards, cause rivers and lakes generally to be polluted, eutrophication in various degree appears in the lake in the whole nation 75%, and its major cause is that pollutant discharge amount surpasses environmental capacity, index exceeding standard such as COD, ammonia nitrogen in the discharge water.The present city domestic sewage processing of China mostly concentrates on the somewhere and builds Sewage Plant, and the facility of big and medium-sized cities periphery dispersion type domestic wastewater recycling is still far from perfect, the oxidation pond natural purification technical project of widespread usage is simple now, exist shortcomings such as processing efficiency is low, floor space is big, have problems such as sewage treatment capacity is relatively poor under the low temperature condition, can not move winter substantially simultaneously.Therefore, how to tackle dispersion type domestic wastewater and carry out harmless treatment, recycling, forming the regenerated water source of recycle, a kind of remarkably productive integrated domestic sewage rapid purification reaction apparatus is provided, is one of the current urgency in this field difficult problem to be solved.
Summary of the invention
The objective of the invention is to carry out domestic sewage processing method obvious processing effect, integrated domestic sewage rapid purification and reaction unit thereof and provide a kind of at dispersion type domestic wastewater in order to overcome above-mentioned shortcoming.This method and device can realize reducing the COD in the sewage synchronously, remove ammonia nitrogen and phosphorus, and floor space are little, stable effluent quality.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of domestic sewage processing method with the sanitary sewage after just heavy, is handled by the hydrolysis acidification pool acidication, removes organic pollutant in the sewage, biological dephosphorize denitrification through biological contact oxidation pond again.To the removal principle of nitrogen, phosphorus is nitrated, denitrification by microorganism and aerobic suction phosphorus, anaerobic phosphorus release effect.
Sewage treatment unit comprises preliminary sedimentation tank, hydrolysis acidification pool, biological contact oxidation pond, inclined-plate clarifying basin, retention basin, and each pond is linked in sequence by water channel; All structures are partly buried, and bottom and sidewall all adopt concrete structure.
Described preliminary sedimentation tank front top is provided with water-in, middle rear end is provided with grid, and the specification of grid is 0.5~1.0m 2, the water distributor of rear end is connected by water channel with biological contact hydrolysis acidification pool front end.
Be filled with the spherical hard filler that is used for increasing the microbial film surface-area in described biological contact hydrolysis acidification pool and the contact-oxidation pool, the overflow weir at biological contact top, hydrolysis acidification pool rear end is connected by water channel with the water distributor of biological contact oxidation pond; And the water distribution board of biological contact oxidation pond front end is communicated with the overflow weir bottom and is vertical with overflow weir, and the water distribution mouth of bottom, rear end then is connected by water channel with the bottom of inclined-plate clarifying basin.
The middle and upper part, rear end of described inclined-plate clarifying basin is provided with swash plate, and the swash plate mounted angle of tilted plate separator is 60~75 degree, and the inclined-plate clarifying basin upper rear end is provided with overflow groove and is connected by water channel with retention basin.
The invention has the beneficial effects as follows: this method and device are at the dispersion type domestic wastewater fast processing, can carry out innoxious, recycling treatment fast to dispersion type domestic wastewater, form the regenerated water source of recycle.The present invention is owing to adopted preliminary sedimentation tank, and acidication and biological contact oxidation pond combine with inclined-plate clarifying basin, increases bioavailability by filler, when realizing quick sewage purification, reduces energy consumption greatly.
Description of drawings:
Fig. 1 is that structure of the present invention is formed connection diagram.
Fig. 2 is that Fig. 1 is along A-A sectional structure synoptic diagram.
Specific embodiment:
Below in conjunction with accompanying drawing, to according to embodiment provided by the invention, structure, details are as follows for feature:
As shown in Figure 1 and Figure 2, this dispersant type domestic wastewater treatment unit is characterised in that by preliminary sedimentation tank 1, hydrolysis acidification pool 2, biological contact oxidation pond 3, inclined-plate clarifying basin 4, retention basin 5 and connects and composes; Preliminary sedimentation tank 1 front top is provided with water-in 1-1, and middle rear end is provided with grid 1-2, and grid 1-2 specification is 0.5~1.0m 2, preliminary sedimentation tank 1 rear end is provided with water distributor 1-3 and is connected with the hydrolysis acidification pool front end; Fill spherical hard filler in the hydrolysis acidification pool, be used for increasing the microbial film surface-area; Top, hydrolysis acidification pool 2 rear end is provided with overflow weir 2-1 and links to each other with the water distribution board 3-1 that biological contact oxidation pond 3 is provided with, and water distribution board 3-1 contacts with overflow weir 2-1 bottom and be vertical with overflow weir 2-1; Bottom, biological contact oxidation pond 3 rear ends is provided with water distribution mouth 3-2 and communicates with inclined-plate clarifying basin 4 bottoms; Inclined-plate clarifying basin 4 middle and upper parts are provided with swash plate 4-1, and the swash plate inclination angle is 60~75 degree, and middle and upper part, inclined-plate clarifying basin 4 rear end is provided with overflow groove 4-2 and links to each other with retention basin 5.All structures of this device are partly buried, and its bottom and sidewall all adopt concrete structure.
The reactive system principle of work: the sanitary sewage of discharging at first enters by the water-in of preliminary sedimentation tank, directly enter hydrolysis acidification pool, biological contact oxidation pond through water distributor, by acidication and denitrogenation, dephosphorization, the organic pollutant in the sewage is obtained removing, realize the sewage purification purpose with this.Wherein, biological denitrificaion realizes that by two processes of nitrification and denitrification dephosphorization takes the measure of spoil disposal to realize by aerobic suction phosphorus, anaerobic phosphorus release principle.
Here it is to be noted; although a kind of domestic sewage processing method and the device that the present invention is mentioned is described in detail; but with regard to this area staff; the similar modification of making on this basis of class Sihe; as this kind domestic sewage processing method and device are used for other water treatments, all should belong to protection domain of the present invention.

Claims (9)

1, a kind of domestic sewage processing method is characterized in that: the sanitary sewage after just heavy, handle by the hydrolysis acidification pool acidication, and pass through biological carbon and phosphorous removal again, again the organic pollutant in biological contact oxidation pond removal sewage.
2, a kind of domestic sewage processing method according to claim 1 is characterized in that: described technology adopts biological method to the removal of nitrogen, phosphorus, nitrated, denitrification by microorganism and aerobic suction phosphorus, anaerobic phosphorus release effect.
3, a kind of sewage treatment unit according to claim 1, it is characterized in that: described sewage treatment unit comprises preliminary sedimentation tank, hydrolysis acidification pool, biological contact oxidation pond, inclined-plate clarifying basin, retention basin, each pond is linked in sequence by water channel, all structures are partly buried, and bottom and sidewall all adopt concrete structure.
4, a kind of sewage treatment unit according to claim 3 is characterized in that: described preliminary sedimentation tank front top is provided with water-in, middle rear end is provided with grid, and the water distributor of rear end is connected by water channel with the hydrolysis acidification pool front end.
5, a kind of sewage treatment unit according to claim 4 is characterized in that: the specification of described grid is 0.5~1.0m 2
6, a kind of sewage treatment unit according to claim 3 is characterized in that: the overflow weir that is filled with spherical hard filler, top, rear end in the described hydrolysis acidification pool is connected by water channel with the water distributor of biological contact oxidation pond.
7, a kind of sewage treatment unit according to claim 6, it is characterized in that: the water distributor of described biological contact oxidation pond front end is communicated with the overflow weir bottom and is vertical with overflow weir, and the water distribution mouth of bottom, rear end is connected by water channel with the bottom of inclined-plate clarifying basin.
8, a kind of sewage treatment unit according to claim 3 is characterized in that: the middle and upper part, rear end of described inclined-plate clarifying basin is provided with swash plate, and the inclined-plate clarifying basin upper rear end is provided with overflow groove and is connected by water channel with retention basin.
9, a kind of sewage treatment unit according to claim 8 is characterized in that: the swash plate mounted angle in the described inclined-plate clarifying basin is 60~75 degree.
CNA2009101082065A 2009-06-19 2009-06-19 A kind of domestic sewage processing method and device CN101591128A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2009101082065A CN101591128A (en) 2009-06-19 2009-06-19 A kind of domestic sewage processing method and device

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Application Number Priority Date Filing Date Title
CNA2009101082065A CN101591128A (en) 2009-06-19 2009-06-19 A kind of domestic sewage processing method and device

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CN101591128A true CN101591128A (en) 2009-12-02

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CNA2009101082065A CN101591128A (en) 2009-06-19 2009-06-19 A kind of domestic sewage processing method and device

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102145968A (en) * 2011-05-17 2011-08-10 浙江省环境保护科学设计研究院 Rural domestic sewage treatment process
CN103015457A (en) * 2012-12-03 2013-04-03 常州大学 Method for building rural brick buried sewage treatment facility
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
CN105330090A (en) * 2014-08-14 2016-02-17 吉林省环境科学研究院 Micro-dynamic device for rural domestic sewage treatment

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102145968A (en) * 2011-05-17 2011-08-10 浙江省环境保护科学设计研究院 Rural domestic sewage treatment process
CN103015457A (en) * 2012-12-03 2013-04-03 常州大学 Method for building rural brick buried sewage treatment facility
CN103015457B (en) * 2012-12-03 2015-07-22 常州大学 Method for building rural brick buried sewage treatment facility
CN105330090A (en) * 2014-08-14 2016-02-17 吉林省环境科学研究院 Micro-dynamic device for rural domestic sewage treatment
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

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Open date: 20091202