CN104193096B - Cascade filtration floating bed pollution treatment slope - Google Patents
Cascade filtration floating bed pollution treatment slope Download PDFInfo
- Publication number
- CN104193096B CN104193096B CN201410440982.6A CN201410440982A CN104193096B CN 104193096 B CN104193096 B CN 104193096B CN 201410440982 A CN201410440982 A CN 201410440982A CN 104193096 B CN104193096 B CN 104193096B
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- water
- storage tank
- floating bed
- aqua storage
- river
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Abstract
A kind of cascade filtration floating bed pollution treatment slope, the water outlet of water shoot is provided with several steps, described ledge surface is tilted to down is convenient to drainage flow, step number is according to how many settings sedimental in sewage, and step number is generally no more than 2-3, and step is provided with filtering net, filtering net collects the rubbish and settling that flow out from water shoot, be provided with one section of aqua storage tank by subterminal step, described aqua storage tank level height is higher than lake water face, river, and the side aqua storage tank near lake water face, river is provided with water bloking piece.Technique effect of the present invention is: the suspended substance preventing sanitary sewage and rainy day runoff from bringing into from source flows into the problem in inland river, carries out pollution treatment again after not needing passive grade contaminated to lake, river, also for the antifouling pollution treatment in lake, follow-up river alleviates pressure greatly.
Description
Technical field
The present invention relates to a kind of municipal drainage pipe field for the treatment of of water pollution, particularly relate to a kind of cascade filtration floating bed pollution treatment slope.
Background technology
Along with the development in city and gathering of population, a large amount of sanitary sewages is entrained with various rubbish and is together discharged into water shoot, sanitary sewage is directly entered in city inland river, cause river contaminated, namely affect attractive in appearance, welding again, particularly in rainy season, settling in water shoot is flowed in city inland river in a large number by rain drop erosion, make a large amount of settling of river surface flotation, in order to overcome the above problems, existingly disclose a kind of floating bed filter screen type biofilm grid, publication number is CN102583758B, floating bed filter screen type biofilm grid adopts and arranges the method for filtering net and floating bed to reach the object of disgorging and purifying water body at drainpipe outlet, but there is following defect in this kind of method: 1, adopt layered filtration net from top to down, because settling has the characteristic that viscosity and granular size differ, can not ensure that short grained settling can enter into next stage filtering net smoothly, and whole filtering net is in water body, whether the settling that naked eyes do not see in filter screen is filled, affect service efficiency, because settling is immersed in water body for a long time, settling easily causes secondary pollution to water body, 2, floating bed is directly placed on water surface, and detergent power is limited, because the height of river water body is usually more than 1 meter, the root system of floating bed can not cover the cross section of water body completely, therefore floating bed to the absorption of water body and decontamination effect improving not obvious.
Summary of the invention
The object of the present invention is to provide a kind of cascade filtration floating bed pollution treatment slope, the present invention by the water outlet of water shoot directly through multiple different filter screen filtration, filtering net is not immersed in water body, settling naked eyes in filtering net are visible, secondary pollution can not be caused, be convenient to the settling collected in time in filtering net, be provided with one section of floating bed simultaneously, and be characterized in that the height of root system of plant in floating bed and water body is suitable, the sewage flowing through floating bed can fully be contacted with floating bed, ensures that the water flow in lake, river is not polluted again as much as possible.
The present invention realizes like this, the water outlet of water shoot is provided with several steps, described ledge surface is tilted to down is convenient to drainage flow, step number is according to how many settings sedimental in sewage, step number is generally no more than 2-3, step is provided with filtering net, filtering net collects the rubbish and settling that flow out from water shoot, one section of aqua storage tank is provided with by subterminal step, described aqua storage tank level height is higher than lake water face, river, side aqua storage tank near lake water face, river is provided with water bloking piece, water bloking piece is provided with baffle plate and prevents floating bed from being poured Ha Noi by current, the surface grafting floating bed of described aqua storage tank, the basal surface of aqua storage tank places one deck pebbles uniformly, the height of described water bloking piece is suitable with the root length of floating bed plant, make the sewage flowing through aqua storage tank fully can contact floating bed plant.
Described filtering net is collected according to rubbish and sedimental granular size classification, filtering net is placed on step simultaneously, stressed little, reduce the structural requirement of filtering net, the filtering net that filtering net can more renew after collecting rubbish and settling, use cost and effect improve all greatly, for the ease of Fast Installation and collect filtering net, support bar can be set in the surrounding of each step, support bar arranges hook, filtering net is fixing by hook; And floating bed by commercially buying, can be laid according to the size of aqua storage tank, regularly prunes floating bed and safeguard, and pulling the pebbles in aqua storage tank out cleaning.
Technique effect of the present invention is: the suspended substance 1, preventing sanitary sewage and rainy day runoff from bringing into from source flows into the problem in inland river, carries out pollution treatment again after not needing passive grade contaminated to lake, river, also for the antifouling pollution treatment in lake, follow-up river alleviates pressure greatly; 2, easy construction, anti-fouling material easily obtains, and cost is low; 3, filtering net is not in water body, and whether the visible filtering net of naked eyes has filled rubbish and settling, and filtering net does not contact with water body, avoids secondary pollution water body;
4, clear up efficient quick, after filtering net is filled, directly filtering net is taken out from hook, do not need professional equipment and professional's operation; 5, the contact area of floating bed and sewage is large, and the sewage through floating bed is easily adsorbed by floating bed plant, and the nitrogen can removed in water body and phosphorus.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In the drawings, 1, water shoot 2, step 3, filtering net 4, aqua storage tank 5, water bloking piece 6, pebbles 7, floating bed 8, He Hu.
Embodiment
As described in Figure 1, the water outlet classification of water shoot 2 is provided with multiple step 2, step 2 quantity according to settling and rubbish number, size determines, generally be no more than 2-3, so namely, can ensure that rubbish and settling are filtered as much as possible, can avoid waste again, reduce construction material and later maintenance cost, time, the width of step and the caliber of water shoot are suitable, and step is tilted to down with angle, and angle determines according to water yield flow velocity, and by being no more than 5-15 degree, angle large increase filtering net side is stressed, filters Netease and is torn by action of gravity, step is placed the filtering net 3 of corresponding pore size filter, filtering net can adopt similar fishing net structure, the effect of filtering different settling and rubbish is reached by adjustment filter mesh, the surrounding of step is provided with support bar and forms framework, hook on support bar can fix filtering net, when the in-built full settling of filtering net and rubbish, is taken out by filtering net from the hook support bar, achieve the recovery of settling and rubbish, framework can also be played a supporting role to filtering net simultaneously, sewage through filtering flow in aqua storage tank, pebbles 6 in aqua storage tank 4 filters again to not filtering clean sewage, and floating bed plant also can absorb absorption effluent as much as possible, because the root system height of aqua storage tank 4 water height and floating bed plant is suitable, the sewage flowed through all will adsorb through floating bed plant, then flow in lake, river 8 by water bloking piece, washed away by sewage to prevent floating bed, water bloking piece 5 is provided with baffle plate, baffle plate can stop floating bed 7, selected floating bed plant can be Canna generalis Bailey, and the width of step decides according to the sedimental amount of water shoot, ensure that filtering net can be placed on step, such filtering net is stressed little, duration of service is long, the specification of quality of filtering net is relatively also reduced, thus reduce use cost.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (1)
1. a cascade filtration floating bed pollution treatment slope, it is characterized in that: the water outlet of water shoot is provided with several steps, described ledge surface is tilted to down is convenient to drainage flow, step number is according to how many settings sedimental in sewage, step number 2-3, step is provided with filtering net, filtering net collects the rubbish and settling that flow out from water shoot, one section of aqua storage tank is provided with by subterminal step, described aqua storage tank level height is higher than lake water face, river, side aqua storage tank near lake water face, river is provided with water bloking piece, water bloking piece is provided with baffle plate and prevents floating bed from being poured Ha Noi by current, the surface of described aqua storage tank arranges floating bed, the basal surface of aqua storage tank places one deck pebbles uniformly, the height of described water bloking piece is suitable with the root length of floating bed plant, make the sewage flowing through aqua storage tank fully can contact floating bed plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410440982.6A CN104193096B (en) | 2014-09-02 | 2014-09-02 | Cascade filtration floating bed pollution treatment slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410440982.6A CN104193096B (en) | 2014-09-02 | 2014-09-02 | Cascade filtration floating bed pollution treatment slope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104193096A CN104193096A (en) | 2014-12-10 |
| CN104193096B true CN104193096B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410440982.6A Expired - Fee Related CN104193096B (en) | 2014-09-02 | 2014-09-02 | Cascade filtration floating bed pollution treatment slope |
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| CN (1) | CN104193096B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396284B (en) * | 2016-11-24 | 2019-04-30 | 河海大学 | A kind of sewage-treatment plant |
| CN109281304A (en) * | 2018-11-28 | 2019-01-29 | 广西英飞信息科技有限公司 | A kind of potable water source district interception dirt cleaning device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06182384A (en) * | 1992-12-22 | 1994-07-05 | Dam Suigenchi Kankyo Seibi Center | Equipment for purifying inflow water |
| JP2003033782A (en) * | 2001-07-23 | 2003-02-04 | Maeda Okugai Bijutsu Kk | Plant-growth floating mat and water-quality purification method using it |
| CN2770315Y (en) * | 2004-12-27 | 2006-04-12 | 河海大学 | Landscape type multi-step artificial wet-land slope protection system |
| CN101766926B (en) * | 2010-03-22 | 2011-06-15 | 北京工商大学 | Waste water pretreatment device with ladder buoy-type bar screen |
| CN202284289U (en) * | 2011-05-17 | 2012-06-27 | 北京万方程科技有限公司 | Combined ecological river bank revetment structure |
| CN102583758B (en) * | 2012-02-14 | 2013-06-05 | 河海大学 | Floating bed filter screen type biofilm grid |
| CN202865019U (en) * | 2012-09-14 | 2013-04-10 | 北京乾景园林股份有限公司 | Wet land power-free sewage classifying filtering equipment |
| CN103437321B (en) * | 2013-08-15 | 2015-08-26 | 江苏山水环境建设集团股份有限公司 | Cast-in-place anti-filter restoring vegetation concrete ecological revetment system and construction method thereof |
| CN103663859B (en) * | 2013-10-12 | 2015-08-12 | 广东四季景山园林建设有限公司 | A kind of construction process of staged subsurface flow constructed wetland system |
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2014
- 2014-09-02 CN CN201410440982.6A patent/CN104193096B/en not_active Expired - Fee Related
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