CN101239766A - High concentration domestic sewage treating system - Google Patents

High concentration domestic sewage treating system Download PDF

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Publication number
CN101239766A
CN101239766A CNA2007101207837A CN200710120783A CN101239766A CN 101239766 A CN101239766 A CN 101239766A CN A2007101207837 A CNA2007101207837 A CN A2007101207837A CN 200710120783 A CN200710120783 A CN 200710120783A CN 101239766 A CN101239766 A CN 101239766A
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CN
China
Prior art keywords
bed
domestic sewage
treatment
sewage treating
fluidized
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Pending
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CNA2007101207837A
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Chinese (zh)
Inventor
李庆梅
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Beijing Nengtuo High Technology Co Ltd
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Beijing Nengtuo High Technology Co Ltd
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Priority to CNA2007101207837A priority Critical patent/CN101239766A/en
Publication of CN101239766A publication Critical patent/CN101239766A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a high-concentration domestic sewage processing system which mainly comprises a primary filtering device, an oxygen-deficient biochemical treatment fluid bed, an anaerobic biochemical treatment fluid bed and an aerobic biochemical treatment fluid bed that are connected in series, the primary filtering device is composed of a plurality of filtering modules, the oxygen-deficient biochemical treatment fluid bed is arranged with a plurality of oxygen-deficient biochemical processing modules, the anaerobic biochemical treatment fluid bed is arranged with a plurality of anaerobic biochemical treating modules, and the aerobic biochemical treatment fluid bed is arranged with a plurality of aerobic biochemical treating modules. The system is suitable for executing the procession of the small-scale high-concentration domestic sewage and has the advantages of excellent processing effect, compact structure, flexible installation and small accommodation area. The system of the invention is suitable for the sewage processing of the resident living area.

Description

High concentration domestic sewage treating system
Technical field
The present invention relates to a kind of high concentration domestic sewage treating system, belong to environmental technology field.
Background technology
Application along with sewage source separated and collected and discharging modes, sanitary sewage will be divided into two classes, one class is general biochemical sewage, be characterized in that pollution concentration is low, as long as just can reach middle water reuse standard through simple the processing, second class is the high strength domestic sewage that comes from the toilet, its principal pollutant source is a closet, this sewage dense, adopt the treatment technology of existing sanitary sewage not reach discharging or reuse standard at all, but, should not focus on the treatment facility of the suitable small-sized efficient that therefore need develop again because its quantity discharged is less.
Summary of the invention
For overcoming the above-mentioned defective of prior art, the invention provides a kind of high concentration domestic sewage treating system, this system is suitable for carrying out the processing of small-scale high strength domestic sewage, and treatment effect is good, and compact construction, and is flexible for installation, and floor space is little.
The present invention realizes that the technical scheme of above-mentioned purpose is: a kind of high concentration domestic sewage treating system, mainly comprise the primary filter device, anoxic biochemical treatment fluidized-bed, treatment fluidized bed and the aerobic biochemical treatment fluidized-bed of anaerobic biological, described primary filter device, anoxic biochemical treatment fluidized-bed, treatment fluidized bed and the aerobic biochemical treatment fluidized-bed of anaerobic biological is connected successively, described primary filter device is made of several filtration modules, described anoxic biochemical treatment fluid-bed unit is provided with some anoxic biochemical treatment modules, the treatment fluidized bed unit of described anaerobic biological is provided with some anaerobic biological processing modules, and described aerobic biochemical is treatment fluidized bed to be provided with some aerobic biochemical processing modules.
Because the overall process flow of the present invention's design is reasonable, adopted the processing route of anoxic-anaerobic-aerobic, can eliminate the BOD and the COD of high density, be suitable for handling the sanitary sewage of high density, treatment effect is good; Owing to realized the modularization of treatment system, can increase or reduce the quantity of processing module as required, carry out the parallel-series relation between each module neatly, form different water flow modes, guaranteed the rational treatment time of variety of processes thus; This modular design helps in the manufacturing of equipment and processing, to reduce manufacturing cost, convenient construction and maintenance, and then reduction investment and maintenance cost; Sanitary sewage through the native system processing, can reduce pollution level significantly, can be supporting with low concentration domestic sewage treating system, it is entered further handle after low concentration domestic sewage treating system mixes with low concentration sewage, can directly be used as landscape water after the processing, water and pour water etc., realized recycling of water, the dilution water source and the supporting with it reservoir that no longer need other, need not to build the concentrated water treatment plant that investment is high and occupation of land is bigger, exempted and drawn the drain water piping system accordingly.The resolution of this blocking has the extensive and motor-driven flexible characteristic of installation of the scope of application, can adapt to the sewage discharge situation of continuous variation and the source of sewage of continuous generation.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Referring to Fig. 1, the invention provides a kind of high concentration domestic sewage treating system, mainly comprise primary filter device 1, anoxic biochemical treatment fluidized-bed 2, anaerobic biological treatment fluidized bed 3 and aerobic biochemical treatment fluidized-bed 4, described primary filter device, anoxic biochemical treatment fluidized-bed, treatment fluidized bed and the aerobic biochemical treatment fluidized-bed of anaerobic biological is connected successively, described primary filter device is made of several filtration modules, described anoxic biochemical treatment fluid-bed unit is provided with some anoxic biochemical treatment modules, the treatment fluidized bed unit of described anaerobic biological is provided with some anaerobic biological processing modules, and described aerobic biochemical is treatment fluidized bed to be provided with some aerobic biochemical processing modules.
Described primary filter device mainly is the excessive solids of volume in the filtering sewage, its filtration module adopts standardized designs, can realize optimal separating efficiency by this standardized designs, when the sewage quantity of handling changes, can carry out the parallel connection of filtration module as required, to guarantee filter effect and resistance requirement, described filtration module can adopt filter structure, described filter screen is fixedly mounted on the screen frame, a plurality of screen frame are installed on the primary filter device side by side, just form effective filtering surface.
In view of the principal pollutant of high strength domestic sewage are BOD and COD, adopt that treatment effect is good, the mode of anoxic-anaerobic-aerobic combination of the advanced treatment that is suitable for high-concentration sewage, to guarantee the decontamination effect improving of sewage, the water inlet that makes it to satisfy low concentration domestic sewage treating system require or directly reach in the water reuse standard.This is the economy that is fit to China's national situation, effective biochemical reaction device, can solve the problem of BOD/COD.Take up an area of for saving, adopt the circulating fluidized bed form, its floor space very little (square metre magnitude), the unit volume treatment capacity is far longer than common sewage disposal device, and dwell time of sewage is shorter relatively.The anoxic fluidized-bed, anaerobic fluidized bed and the aerobic fluidized bed modularization that all adopts, respectively by some anoxic biochemical treatment modules, some anaerobic biological processing modules and some aerobic biochemical processing modules combine, comprise a framework or casing on each module and by this framework or corresponding filler of casing fixed or filter membrane, the hydraulic detention time of determining sewage according to the treatment capacity and the concentration of sewage, calculate required module number under certain water yield, module is installed on the fluidized-bed gets final product, the temperature of each fluidized-bed, processing parameters such as oxygen level are adjusted by supporting blower fan and well heater control, and the real-time monitoring that some corresponding transmitters and master control system can realize these processing parameters is set.
The outlet conduit of described each fluidized-bed is provided with distributing T-pipe valve 8, this by-pass valve is provided with two outlets and can regulates the water outlet proportion of each outlet, one of them outlet connects follow-up pipeline, and (the follow-up pipeline of anoxic fluidized-bed is anaerobic fluidized bed water inlet pipe, anaerobic fluidized bed follow-up pipeline is aerobic fluidized bed water inlet pipe, aerobic fluidized bed follow-up pipeline is the follow-up settling tank or the water inlet pipe of its treatment facility), another outlet connects the water-in of this fluidized-bed self, can reflux thus, realize repeatedly circular treatment, so that improve processing efficiency where necessary, the design of this by-pass valve can be regulated recurrence rate easily, uses very flexible.
The treatment fluidized bed back of described aerobic biochemical connects settling tank 5, so that the sludge settling that aerobic treatment is produced comes out, as required, sludge return pipe can be set connect the mud bypass outlet of settling tank and aerobic fluidized bed import, reflux so that realize mud.
Described settling tank back can be provided with sterilizing unit 6, described sterilizing unit is provided with some sterilization module, each sterilization can be adopted ozone sterilization module, electrolytic metal ion sterilization module or chemical sterilization module as required, the modularization of realization sterilizing unit also can realize the standardized designs of sterilization module, is equipped with the sterilization module of some amount as required on sterilizing unit.
The front of described primary filter device can be furnished with shredding unit 12, so that the foreign material of carrying secretly in the sewage are pulverized, makes it to be suitable for follow-up processing requirements.
Described anoxic biochemical treatment fluidized-bed, anaerobic biological is treatment fluidized bed, aerobic biochemical is treatment fluidized bed, and settling tank and sterilizing unit are equipped with the mud discharging mouth, and described each mud discharging mouth inserts sludge sumps 10 by sludge pipe 9, so that focus on.
Connect by sewer line 11 between the described each several part, and all can be provided with corresponding pump, so that the mobile power that provides of sewage and mud is provided.
The settling tank of native system or sterilizing unit back are provided with middle water water reservoir 7, so that the water that emits after the collection and treatment, so that carry out Waste water utilization.
Native system is not civil engineering type but a kind of equipment type system, what be that each several part adopts all is steel structure frame or casing, have only the basis to need civil engineering, so civilwork engineering quantity is very little, it is very convenient to construct, and modular design can make each module all carry out standardized designs, be in optimum structure and optimum operation environment, with the effect of realizing ideal, in case and modular design good after, the workload of concrete engineering design is very little, as long as calculate purification efficiency and each several part module number according to sewage quantity and sewage turnover concentration, is very easy to actual utilization and extention.
The advantage of native system is:
(1) can comply with collection and the processing theory that sewage source separates, solve for being difficult under the prior art High strength domestic sewage effectively process, and can be supporting with low concentration domestic sewage treating system, Sewage is become utilizable middle water, in order to process on the spot, local use reduces sewage disposal significantly Pipeline has solved the on a small scale sewage handling problem of source of sewage, this mode and traditional to appropriation of land Centralized processing system take civil engineering as feature is mutually complementary, be adopted as with suiting measures to local conditions take equipment as feature from The type close-coupled governing system that looses is administered on the spot to the pollution sources that scatter, and need not set up high centralized of investment The water treatment plant saves overspending and land resource, and can process in time the new pollution sources of continuous appearance;
(2) since its setting flexible, efficient, with strong points, the property upgraded is strong and save investment and occupation of land face The advantage such as long-pending can carry out in local place the classification of sewage to process, and realizes Water reclamation, classification or follows Ring uses, multi-purpose water, the utilization rate of raising water, reducing polluted emission;
(3) in the city, can be residential block, swimming pool, hot spring bathing pool, ornamental water, automobile washing with And a lot of places such as fishery provide economic water recycling system, reduce significantly these regional moisturizings and use Amount and sewage flow rate. Its cheap cost of equipment can be saved substantial contribution than other resolution, and be easy to into Pollute the generation unit and accept, make the pollution producer can administer cost-effectively spontaneous pollution;
(4) there is not condition to set up the small towns and the side area of large-scale wastewater treatment plant, then can adopt suitable combination with suiting measures to local conditions, formation is at the sewage disposal device of local circumstances, increase operable water source, can be used for simultaneously rivers and creeks lake cleaning, the purification of sewage irrigation canals and ditches, sanitary sewage disposal, the processing of stock-farms fecaluria liquid, or the like;
(5) help to change the existing environment-friendly engineering pattern that designs respectively and construct at detailed programs, form a novel environmental protection industry, produce environmental protection and economic benefit.

Claims (10)

1. high concentration domestic sewage treating system, it is characterized in that mainly comprising the primary filter device, anoxic biochemical treatment fluidized-bed, treatment fluidized bed and the aerobic biochemical treatment fluidized-bed of anaerobic biological, described primary filter device, anoxic biochemical treatment fluidized-bed, treatment fluidized bed and the aerobic biochemical treatment fluidized-bed of anaerobic biological is connected successively, described primary filter device is made of several filtration modules, described anoxic biochemical treatment fluid-bed unit is provided with some anoxic biochemical treatment modules, the treatment fluidized bed unit of described anaerobic biological is provided with some anaerobic biological processing modules, and described aerobic biochemical is treatment fluidized bed to be provided with some aerobic biochemical processing modules.
2. high concentration domestic sewage treating system as claimed in claim 1 is characterized in that also being provided with some corresponding transmitter and master control systems that are used to carry out the real-time monitoring of processing parameter.
3. high concentration domestic sewage treating system as claimed in claim 1 or 2, the filter structure that it is characterized in that the filtration module employing standardized designs of described primary filter device, described filter screen is fixedly mounted on the screen frame, a plurality of screen frame are installed on the primary filter device side by side, form effective filtering surface.
4. high concentration domestic sewage treating system as claimed in claim 3, the outlet conduit that it is characterized in that described each fluidized-bed is provided with the distributing T-pipe valve, this by-pass valve is provided with two outlets and can regulates the water outlet proportion of each outlet, one of them outlet connects follow-up pipeline, and another outlet connects the water-in of this fluidized-bed self.
5. high concentration domestic sewage treating system as claimed in claim 4 is characterized in that the treatment fluidized bed back of described aerobic biochemical connects settling tank, and the mud bypass outlet of sludge return pipe connection settling tank and aerobic fluidized bed import are set.
6. high concentration domestic sewage treating system as claimed in claim 5, it is characterized in that described settling tank back is provided with sterilizing unit, described sterilizing unit is provided with some sterilization module, and each sterilization module adopts ozone sterilization module, electrolytic metal ion sterilization module or chemical sterilization module.
7. high concentration domestic sewage treating system as claimed in claim 6 is characterized in that the front of described primary filter device is furnished with shredding unit.
8. high concentration domestic sewage treating system as claimed in claim 7, it is characterized in that described anoxic biochemical treatment fluidized-bed, anaerobic biological is treatment fluidized bed, aerobic biochemical is treatment fluidized bed, settling tank and sterilizing unit are equipped with the mud discharging mouth, and described each mud discharging mouth inserts sludge sump by sludge pipe.
9. high concentration domestic sewage treating system as claimed in claim 8 is characterized in that connecting by sewer line between the described each several part, and is equipped with corresponding pump.
10. high concentration domestic sewage treating system as claimed in claim 9 is characterized in that described settling tank or sterilizing unit back are provided with middle water water reservoir.
CNA2007101207837A 2007-08-27 2007-08-27 High concentration domestic sewage treating system Pending CN101239766A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2007101207837A CN101239766A (en) 2007-08-27 2007-08-27 High concentration domestic sewage treating system

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Application Number Priority Date Filing Date Title
CNA2007101207837A CN101239766A (en) 2007-08-27 2007-08-27 High concentration domestic sewage treating system

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101618924B (en) * 2009-07-21 2012-06-27 天津市塘沽鑫宇环保科技有限公司 Wastewater treatment device
CN102689985A (en) * 2011-02-18 2012-09-26 中国石油化工股份有限公司 Sewage processing technology by anoxic-aerobic biological fluidized bed
CN107265634A (en) * 2016-04-08 2017-10-20 高顶华 A kind of device of modularization sewage disposal

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101618924B (en) * 2009-07-21 2012-06-27 天津市塘沽鑫宇环保科技有限公司 Wastewater treatment device
CN102689985A (en) * 2011-02-18 2012-09-26 中国石油化工股份有限公司 Sewage processing technology by anoxic-aerobic biological fluidized bed
CN107265634A (en) * 2016-04-08 2017-10-20 高顶华 A kind of device of modularization sewage disposal

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Open date: 20080813