CN102701535A - Integrative sewage treatment device - Google Patents
Integrative sewage treatment device Download PDFInfo
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- CN102701535A CN102701535A CN 201210218124 CN201210218124A CN102701535A CN 102701535 A CN102701535 A CN 102701535A CN 201210218124 CN201210218124 CN 201210218124 CN 201210218124 A CN201210218124 A CN 201210218124A CN 102701535 A CN102701535 A CN 102701535A
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- filter
- filtrate
- oxidation ditch
- anaerobic
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Abstract
The invention discloses an integrative sewage treatment device. The device adopts 'anaerobic - facultative anaerobic - aerobic' integrative work procedures, and an anaerobic segment adopts an anaerobic contact process to treat low-concentration domestic sewage. Through the control of a steady water depth automatic drainer in an oxidation ditch, and a biological membrane on the surface of a granular filter material is re-oxygenated in the time interval of the changing of tides, so that the dissolved oxygen quantity in the oxidation ditch is greatly increased, the aerobic oxidation level of microorganism is increased, and the odor yield is less. The device has the characteristics of coherent and reasonable plane layout, no dead corner, full reaction, difficulty in blocking and easiness in cleaning.
Description
Technical field
The invention belongs to the waste disposal plant field, be specifically related to a kind of integrated sewage treating apparatus.
Background technology
In the middle of the development of city process, some urban infrastructure construction such as sewage work often lag behind the construction in city, and in the area of municipal sewage pipe network no show, the residential quarters sanitary sewage disposal is the problem that is difficult to solution always.According to incompletely statistics, the pollutent of sewage has accounted for 40%～50% of water pollutant total amount in the city.Because the urban groundwater road sewage collection system of China is not perfect, sewage work's fraction of coverage is lower and the numerous not treated just directly dischargings of sewage that can't take over geographic biotope of causing cause the more serious problem of environmental pollution in order to solve.
The integral life sewage treatment unit refers generally to processing power at 500 m
3Below/the d, the each several part function of collection sewage treatment process generally comprises pre-treatment, biological treatment, deposition, sterilization etc. and is the sewage treatment unit of one.This device is applicable to that mainly the sewage water yield is little, divides spreading wide, the sewage that city planting ductwork mobile phone difficulty is high and the organic industrial sewage of similar performance.It is that the useful of municipal wastewater treatment project system replenished.Compare with large-scale municipal wastewater treatment project, the small-scale sewage treatment project has following characteristics: the water quality and quantity fluctuation is bigger; Maintenance management personnel's operational management experience relative deficiency; It is often nearer from buildings and personnel activity zone that the place is built in the installation of Small Sewage Treatment Equipment, note the influence to surrounding environment of consideration of noise and peculiar smell.
Summary of the invention
The objective of the invention is to disclose a kind of integrated sewage treating apparatus; This device is applicable to the residential quarters and the small and medium-sized cities processing sewage of ring lake or stream construction along the river; Can directly discharge into lake or river after the WWT; Also can get into the reusing sewage system, carry out advanced treatment after, middle water reuse.
For realizing objects of the present invention, adopt following technical scheme:
A kind of integrated sewage treating apparatus; It is characterized in that mainly constituting by anaerobism settling tank, anaerobic biofilter, water distributor, efficient facultative anaerobe trickling filter and tidal type oxidation ditch, its successively the order of connection be: anaerobism settling tank, anaerobic biofilter, water distributor, efficient facultative anaerobe trickling filter and tidal type oxidation ditch.
Wherein, water inlet pipe connects the water-in of anaerobism settling tank; Anaerobism settling tank, anaerobic biofilter, water distributor bottom all are provided with the spoil disposal outlet; Anaerobism settling tank, anaerobic biofilter, water distributor, efficient facultative anaerobe trickling filter top all are provided with inspection-pit.
The length and width height of described anaerobism settling tank is respectively: 10 m, and 4 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 55 m
3, 45 mm.
The length and width height of described anaerobic biofilter is respectively: 20 m, and 4 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 54 m
3, 40 mm filter the built on stilts thick biofilter material layer of one 2.5 m in the anaerobic pond, and filtrate adopts haydite of uniform size.
The length and width height of described efficient facultative anaerobe trickling filter is respectively: 15 m, and 3 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 80 m
3, 30 mm, one deck honeycombed plastic filtrate is maked somebody a mere figurehead in the filter tank, and thickness of filter bed is 3 m, and the ceramic grain filter of a bed thickness 0.5 m is spread in the bottom surface, filter tank, and particle diameter is 25 mm, and is apart from water distributor 1 m, following to bottom filtrate 0.5 m on the cellular filtering layer.
The length and width height of described tidal type oxidation ditch is respectively: 35 m, and 1 m, 2 m, wherein filtrate volume and particle diameter of filter medium are respectively: 40 m
3, 25 mm;
Described oxidation ditch is a two-stage, and filtrate is the first step in bottom, amphimicrobian pond, is close to one-level thereafter; Back stair oxidation furrow width 1.5 m, long 6 m, high 1.5 m, the thick filtrate of 0.5 m is laid in the bottom surface, for the prevention oxidation ditch stops up, is divided into two sections to oxidation ditch, between stay 0.3 m gap, the ditch end is provided with one and decides depth of water automatic drainer, and pulls out the ventilating shaft inspection-pit 8 of holding concurrently.
Integrated sewage treating apparatus of the present invention adopts " anaerobism-amphimicrobian-aerobic " integrated workflow, and the anaerobism section attempts adopting the anaerobism contact process to handle low concentration sewage.Through deciding the control of depth of water automatic drainer, utilize the tide bulge and fall time slot that particulate filter surface biological film is carried out reoxygenation in the oxidation ditch, the interior oxygen dissolution amount of oxidation ditch is increased significantly; The microorganism aerobic degree of oxidation improves, and foul smell output is few, and device have floor plan link up reasonable; No dead angle; Sufficient reacting, difficult obstruction, the characteristics of easy to clean.
Description of drawings:
Fig. 1 integrated sewage treating apparatus schematic flow sheet of the present invention
Water inlet pipe 1 among Fig. 1, inspection-pit 2, and anaerobism settling tank 3,4, anaerobic biofilter 5, water distributor 6, efficient facultative anaerobe trickling filter 7 pulls out the ventilating shaft inspection-pit 8 of holding concurrently, tidal type oxidation ditch 9, water outlet 10, spoil disposal 11.
Embodiment:
In conjunction with Fig. 1, the present invention is further described through embodiment.
A kind of integrated sewage treating apparatus of the present invention; It is characterized in that mainly constituting by anaerobism settling tank 3 and 4, anaerobic biofilter 5, water distributor 6, efficient facultative anaerobe trickling filter 7 and tidal type oxidation ditch 9, its successively the order of connection be: anaerobism settling tank 3 and 4, anaerobic biofilter 5, water distributor 6, efficiently facultative anaerobe trickling filter 7 and tidal type oxidation ditch 9.
Wherein, water inlet pipe 1 connects the water-in of anaerobism settling tank 3; Anaerobism settling tank 3 and 4, anaerobic biofilter 5, water distributor 6 bottoms all are provided with spoil disposal outlet 11; Anaerobism settling tank 3 and 4, anaerobic biofilter 5, water distributor 6, efficient facultative anaerobe trickling filter 7 tops all are provided with inspection-pit 2.
The length and width height of described anaerobism settling tank is respectively: 10 m, and 4 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 55 m
3, 45 mm.
The length and width height of described anaerobic biofilter is respectively: 20 m, and 4 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 54 m
3, 40 mm filter the built on stilts thick biofilter material layer of one 2.5 m in the anaerobic pond, and filtrate adopts haydite of uniform size.
The length and width height of described efficient facultative anaerobe trickling filter is respectively: 15 m, and 3 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 80 m
3, 30 mm, one deck honeycombed plastic filtrate is maked somebody a mere figurehead in the filter tank, and thickness of filter bed is 3 m, and the ceramic grain filter of a bed thickness 0.5 m is spread in the bottom surface, filter tank, and particle diameter is 25 mm, and is apart from water distributor 1 m, following to bottom filtrate 0.5 m on the cellular filtering layer.
The length and width height of described tidal type oxidation ditch is respectively: 35 m, and 1 m, 2 m, wherein filtrate volume and particle diameter of filter medium are respectively: 40 m
3, 25 mm;
Described oxidation ditch is a two-stage, and filtrate is the first step in bottom, amphimicrobian pond, is close to one-level thereafter; Back stair oxidation furrow width 1.5 m, long 6 m, high 1.5 m, the thick filtrate of 0.5 m is laid in the bottom surface, for the prevention oxidation ditch stops up, is divided into two sections to oxidation ditch, between stay 0.3 m gap, the ditch end is provided with one and decides depth of water automatic drainer, and pulls out the ventilating shaft inspection-pit 8 of holding concurrently.
Particularly, get into anaerobism settling tank 3,4 through the preliminary filtering sewage of grid; Foreign material such as ight soil, paper are deposited in deposition anaerobic pond bottom; For strengthening sedimentation effect, add the digestible of mcroorganism to mud, stop that big volume suspended substance directly gets into anaerobic biofilter; Upper suspension some filamentary fibers things in pond increase organic holding back such as ight soil.The organism that precipitates hydrolysis under the effect of acidity corruption bacterium or acid-producing bacteria, acidifying.Mud behind the acidication continues anaerobic digestion under obligate bacterium such as product alkane bacterium, produce gases such as methane, carbonic acid gas.Mud after anaerobic digestion is pushed down in spoil disposal 11 wells at hydraulic pressure and own wt effect, sewage water outlet 10 dischargings after the processing.
Sewage after the deposition anaerobic pond is handled enters into two anaerobic biofilters of connecting each other 5, filters the built on stilts thick biofilter material layer of one 2.5 m in the anaerobic pond, and filtrate adopts haydite of uniform size.On filtrate was selected for use, it was the haydite of 45-50 mm that particle diameter is selected in last filter tank for use, and the particle diameter that one filter tank, back is selected for use is 35-40mm.For the danger that prevents filtrate to stop up, adopt three preventive measures: (1) adds fine and closely woven grid one getting into the ingress of filtering anaerobic pond, adds access opening in the ingress simultaneously, removes tamper at any time; (2) the filler layering is provided with, every layer of thick 0.5～1.0 m of filler, and interlayer stays the gap of 0.25 ~ 0.4 m, to prevent obstruction, reaches the purpose of rectification again; (3) make filter material layer and can rotate the filter material layer that a fixed gap is left on top, built on stilts with a rotating shaft filter material layer.During works better, the filter material layer two ends hang with steel wire, avoid unstability to tilt.When filter material layer stops up, then utilize wireline to rotate filter material layer, turn filter material layer, make closely that filtering material particle relatively moves, become loose.Also carry out back flushing simultaneously, reach and remove the purpose of stopping up.
Efficient facultative anaerobe trickling filter 7, one deck honeycombed plastic filtrate is maked somebody a mere figurehead in the filter tank, and thickness of filter bed is 3 m, and the ceramic grain filter of a bed thickness 0.5 m is spread in the bottom surface, filter tank, and particle diameter is 25 mm, and is apart from water distributor 1 m, following to bottom filtrate 0.5 m on the cellular filtering layer.Ventilate for making things convenient in the pond, establish one on filter tank next door and pull out that ventilating shaft is double does that two void layers communicate in inspection-pit 8 and the pond.
Tidal type oxidation ditch 9 is a two-stage, and filtrate is the first step in bottom, amphimicrobian pond, is close to one-level thereafter.Back stair oxidation furrow width 1.5 m, long 6 m, the thick filtrate of 0.5 m is laid in high 1.5 m bottom surfaces; For the prevention oxidation ditch stops up, be divided into two sections to oxidation ditch, between stay 0.3 m gap; The ditch end is provided with one and decides depth of water automatic drainer, for make airflow in the oxidation ditch fully, establish one at the ditch end and pull out ventilating shaft.Work period is made up of three parts in the oxidation ditch: water surface rise time, water surface fall time, wait water discharge time.In this water surface one rises by the process that falls,, guarantee that microbial film has the suitable time to absorb oxygen and adsorb organic compound in the oxidation ditch through calculating the work period in water displacement and the oxidation ditch.Setting each work period in this design is 25 min, and the water surface rise time is 10 min, and the water surface is 10 min, waits for that water discharge time is 5 min fall time.
Adopt particulate filter in the oxidation ditch, the filtrate specific surface area is about 85 m
2/ m
3, and strengthened surface-area and biomembrane area greatly with the air contact, and living weight is 5～7.5 kg/m3, utilizes the sewage fluctuation time that the oxygenation time of abundant length is provided at interval simultaneously, and dissolution rate of oxygen is high, and the biology aerobic reaction effect is good, thereby foul smell output is few.And other same device usually adopts the way of thin water layer sluggish flow, and itself and air contact area are limited, and is only limited to the surface of water layer, so the biology aerobic reaction effect is not good, and the place takies greatly.If filtrate is used the Artificial filtering material of bigger in wave shape tabular, tubulation shape of being processed by materials such as SE of specific surface area and voidage etc. instead, specific surface area is up to 240 m
2/ m
3, voidage is up to 96%, then aerobic reaction can be more abundant, better processing effect, the ability that prevention is stopped up is stronger.This device routine maintenance is simple, does not have the routine disbursement, but in the anaerobism settling tank mud half a year one take out or took out in 1 year one owing to adopt the mode of drawing clearly that is different from traditional septic tank, do not influence surrounding air environment, do not influence the surrounding resident life.
This device is applicable to ring lake or stream residential quarters and small and medium-sized cities processing sewage of building along the river, can directly discharge into lake or river after the WWT, also can get into the reusing sewage system, carry out advanced treatment after, middle water reuse.
Claims (6)
1. integrated sewage treating apparatus; It is characterized in that mainly constituting by anaerobism settling tank, anaerobic biofilter, water distributor, efficient facultative anaerobe trickling filter and tidal type oxidation ditch, its successively the order of connection be: anaerobism settling tank, anaerobic biofilter, water distributor, efficient facultative anaerobe trickling filter and tidal type oxidation ditch.
2. integrated sewage treating apparatus according to claim 1 is characterized in that the length and width height of described anaerobism settling tank is respectively: 10 m, and 4 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 55 m
3, 45 mm.
3. integrated sewage treating apparatus according to claim 1 is characterized in that the length and width height of described anaerobic biofilter is respectively: 20 m, and 4 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 54 m
3, 40 mm filter the built on stilts thick biofilter material layer of one 2.5 m in the anaerobic pond, and filtrate adopts haydite of uniform size.
4. integrated sewage treating apparatus according to claim 1 is characterized in that the length and width height of described efficient facultative anaerobe trickling filter is respectively: 15 m, and 3 m, 4 m, wherein filtrate volume and particle diameter of filter medium are respectively: 80 m
3, 30 mm, one deck honeycombed plastic filtrate is maked somebody a mere figurehead in the filter tank, and thickness of filter bed is 3 m, and the ceramic grain filter of a bed thickness 0.5 m is spread in the bottom surface, filter tank, and particle diameter is 25 mm, and is apart from water distributor 1 m, following to bottom filtrate 0.5 m on the cellular filtering layer.
5. integrated sewage treating apparatus according to claim 1 is characterized in that the length and width height of described tidal type oxidation ditch is respectively: 35 m, and 1 m, 2 m, wherein filtrate volume and particle diameter of filter medium are respectively: 40 m
3, 25 mm.
6. integrated sewage treating apparatus according to claim 5 is characterized in that described oxidation ditch is a two-stage, and filtrate is the first step in bottom, amphimicrobian pond, is close to one-level thereafter; Back stair oxidation furrow width 1.5 m, long 6 m, high 1.5 m, the thick filtrate of 0.5 m is laid in the bottom surface, for the prevention oxidation ditch stops up, is divided into two sections to oxidation ditch, between stay 0.3 m gap, the ditch end is provided with one and decides depth of water automatic drainer, and pulls out the ventilating shaft inspection-pit 8 of holding concurrently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210218124 CN102701535A (en) | 2012-06-28 | 2012-06-28 | Integrative sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210218124 CN102701535A (en) | 2012-06-28 | 2012-06-28 | Integrative sewage treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN102701535A true CN102701535A (en) | 2012-10-03 |
Family
ID=46894675
Family Applications (1)
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|---|---|---|---|
| CN 201210218124 Pending CN102701535A (en) | 2012-06-28 | 2012-06-28 | Integrative sewage treatment device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102583740A (en) * | 2012-02-27 | 2012-07-18 | 广东新大禹环境工程有限公司 | Tidal river surge water treatment device |
| CN103626361A (en) * | 2013-11-29 | 2014-03-12 | 祝爱民 | High-effect sewage treatment system based on power-free property |
| CN103936148A (en) * | 2012-12-28 | 2014-07-23 | 上海中信水务产业有限公司 | Constant-effluent variable-load SVBR sewage processing technology |
-
2012
- 2012-06-28 CN CN 201210218124 patent/CN102701535A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102583740A (en) * | 2012-02-27 | 2012-07-18 | 广东新大禹环境工程有限公司 | Tidal river surge water treatment device |
| CN102583740B (en) * | 2012-02-27 | 2014-03-19 | 广东新大禹环境工程有限公司 | Tidal river surge water treatment device |
| CN103936148A (en) * | 2012-12-28 | 2014-07-23 | 上海中信水务产业有限公司 | Constant-effluent variable-load SVBR sewage processing technology |
| CN103936148B (en) * | 2012-12-28 | 2016-08-24 | 上海中信水务产业有限公司 | A kind of constant discharging varying duty SVBR sewage treatment process |
| CN103626361A (en) * | 2013-11-29 | 2014-03-12 | 祝爱民 | High-effect sewage treatment system based on power-free property |
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Application publication date: 20121003 |