CN102874926A - System and method for treating sewage by using unpowered oxygen-supply ecological filter - Google Patents
System and method for treating sewage by using unpowered oxygen-supply ecological filter Download PDFInfo
- Publication number
- CN102874926A CN102874926A CN201210356123XA CN201210356123A CN102874926A CN 102874926 A CN102874926 A CN 102874926A CN 201210356123X A CN201210356123X A CN 201210356123XA CN 201210356123 A CN201210356123 A CN 201210356123A CN 102874926 A CN102874926 A CN 102874926A
- Authority
- CN
- China
- Prior art keywords
- filter tank
- upper vertical
- vertical stream
- sewage
- horizontal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to the technical field of sewage treatment, in particular to a system and a method for treating sewage by using an unpowered oxygen-supply ecological filter. The system comprises an upper layer of vertical flow filter and a lower layer of horizontal baffling filter, wherein an unpowered oxygen-supply system is arranged in the upper layer of vertical flow filter and comprises a horizontal vent pipe, a vertical vent pipe and a porous water collecting branched pipe; the horizontal vent pipe is horizontally arranged on the lower part of the upper layer of vertical flow filter; one end of the horizontal vent pipe is communicated with the porous water collecting branched pipe and the other end of the horizontal vent pipe extends out of the upper layer of vertical flow filter; the vertical vent pipe is vertically arranged in the upper layer of vertical flow filter; the bottom end of the vertical vent pipe is communicated with the porous water collecting branched pipe; and the top end of the vertical vent pipe is higher than the top of the upper layer of vertical flow filter. The system and the method have the beneficial effects of high pollution control efficiency, obvious total nitrogen removing effect, small occupied area and good environmental benefit. Unpowered oxygen supply is realized, so the system and the method are low in operating cost and wide in application.
Description
[technical field]
The present invention relates to technical field of sewage, specifically a kind of unpowered aerobic ecological filter chamber sewage treatment system and method.
[background technology]
Domestic sewage in rural areas by using just is disposed to environment without effective processing, can cause the severe contamination of rural area surface water runoff, but polluted drinking water seedbed water quality also increases urban residents' water supply risk and processing cost, and causes life in the countryside water difficulty.But meanwhile, owing to be subjected to natural condition and the impact of the custom of living, domestic sewage in rural areas by using has that discharging disperses, the characteristics of easily collecting not, and therefore suiting measures to local conditions to develop efficient technology for treating domestic sewage in rural area just seems particularly important.
Artificial Wetland Techniques has that operation energy consumption is low, maintenance province, sewage treatment project and the characteristics that beautification of landscape can combine, and is widely used at present the processing of domestic sewage in rural areas by using.The problems such as but from engineering practice, this technology exists nitrogen and phosphorus pollution thing removal effect in the sewage relatively poor, and floor space is large, easy to be stopped up, and the life-span is short.
Granted publication number discloses a kind of artificial wet field facilities for treating sewage for the patent of invention of CN1173888C, be to consist of by the overlapping stepped multistage people's brigade that forms is wetland bed from top to bottom, every one-level is wetland bed all to have one or more water outlets that sewage inflow next stage of treated mistake is wetland bed.Adopt this device to carry out sewage disposal, it is little to have floor space, the advantage such as applied range, good purification, but this artificial wet field facilities for treating sewage inside is hollow state, the overlapping area of Ziren worker's wetlands at different levels can not be utilized, be the decontamination effect improving that improves sewage simultaneously, certainly will need to increase the number of plies of Ziren worker wetland, just need expansion to take up room and improve cost accordingly; Sewage is that the wetland shallow-layer is processed all the time at the root system of plant place in this device in addition, and the denitrification process of sewage is suppressed, and is extremely limited to the removal effect of total nitrogen in the sewage.
Granted publication number discloses a kind of hydraulic power oxygenation constructed wetland for the patent of invention of 101885565B, by the some layers of stepped structure of hydraulic power oxygenation constructed wetland single layer of modular, every one-level artificial swamp is comprised of three parts---water feed apparatus, wetland main body and discharging device, the adjacent two layers wetland is by Inlet and outlet water connecting device contact, thereby guarantees that processed water body flows through the 1st, 2 one by one ... n level hydraulic power oxygenation constructed wetland, draining after the n level is processed.The present invention solves the problems such as artificial swamp matrix dissolved oxygen level is low, matrix silting, fluctuation of service, improve bed body microorganism active, form a kind of efficient, stable, energy-conservation, Novel sewage treatment technology that can throughout the year move, be applicable to that dispersant type domestic wastewater is processed, the control of face source, Sewage Plant Tailwater Depth are processed, water ecology recovery project and ecological revetment direction.But the wetlands at different levels at different elevations place still independently occupy larger plane, and floor space is larger, and in service in system simultaneously is not the good site conditions of denitrification creation of sewage, and the total nitrogen removal effect of sewage is relatively poor.
Granted publication number is that 201372233 utility models disclose a kind of power-free integrated constructed wetland Sewage treatment systems, vertical current sewage ecological purification groove is divided into up and down two subregions, sanitary sewage through pre-treatment enters water distribution system through water pump lifting or the dependence nature liquid level discrepancy in elevation, pretreated sewage is uniformly distributed on the nitrated zone of vertical subsurface flow formula ecological purification groove by intersection water distribution pipe network, vertically infiltrate successively the artificial substratum layer in nitrated zone and denitrification zone, water distribution system is carried out intermittently water distribution to the ecological purification groove, and on the upper strata nitrated zone bottom and inside are provided with unpowered gas distribution system, continuous reoxygenation is realized in nitrated zone, the nitrated regional water outlet in upper strata directly enters lower floor denitrification zone, lower floor is provided with the outlet system that catchments in the denitrification zone, inlet is located at below, denitrification zone, water outlet is located at top, denitrification zone, makes water outlet keep certain water level in the denitrification zone.The utility model can be realized wetland Powerless reoxygenation, and floor space is little, the denitrogenation of nitration denitrification integrated high-efficiency.But the Powerless reoxygenation system of this utility model patent does not form convection current on structure design, reoxygenation is to finish by the diffusion of air, the oxidation effect of wet land system is relatively poor, can not satisfy fully nitrated oxygen supply demand of waste water, water outlet is arranged in the denitrification zone simultaneously, water outlet belongs to anaerobic state, and certain peculiar smell is arranged, and affects effluent quality.
Application number is a kind of lamination artificial marsh sewage treatment system of disclosure of the Invention of 201210063117.5, belong to technical field of sewage, comprise and fill respectively Packed upper vertical turning flow artificial wetland and lower floor's horizontal flow artificial wetland, wherein be separated with geomembrane between the two and by passing the cross current of crossing of this geomembrane, upper vertical turning flow artificial wetland comprises: water-in, the water distributor that is communicated with and is positioned at upper vertical turning flow artificial wetland top with water-in, lay respectively at some aeration tubes and some headers of upper vertical turning flow artificial wetland bottom and bottom, the topside area of lower floor's horizontal flow artificial wetland is greater than the topside area of upper vertical turning flow artificial wetland, be formed for lower floor's growing area of kind of plant, lower floor's growing area is with rising pipe.System of the present invention is for the treatment of domestic sewage in rural areas by using, it is little to have floor space, the advantages such as regulation effect is good, but the oxygenation to upper vertical turning flow artificial wetland realizes by additionaling power, can produce the maintenance management cost of certain power working cost and increase Rural areas, thereby greatly limit the application of this technology in the sewage disposal of Rural areas.
[summary of the invention]
Purpose of the present invention is exactly to solve above-mentioned deficiency, and provide a kind of unpowered aerobic ecological filter chamber sewage treatment system and method, not only pollution control efficiency is high, the total nitrogen removal effect is obvious, floor space is little, and environmental benefit is good, and owing to realized unpowered oxygenation, thereby running cost is lower, uses also more extensive.
Designed for achieving the above object a kind of unpowered aerobic ecological filter chamber sewage treatment system, comprise upper vertical stream filter tank and lower floor horizontal baffling filter tank, be separated with geomembrane between described upper vertical stream filter tank and the lower floor horizontal baffling filter tank and by passing the mistake cross current of geomembrane, described upper vertical stream filter tank comprises water-in, porous water distributor and the porous arm that catchments, the described porous arm that catchments is arranged on bottom, upper vertical stream filter tank, described water-in is communicated with the porous water distributor, described porous catchment arm with cross cross current, the top in described lower floor horizontal baffling filter tank is provided with the understory growing area, described understory growing area place is provided with water outlet, described upper vertical stream inside, filter tank is provided with unpowered oxygenating system, described unpowered oxygenating system comprises horizontal vent-pipe, vent riser and the porous arm that catchments, described horizontal vent-pipe is horizontally set on upper vertical stream bottom, filter tank, described horizontal vent-pipe one end and the porous arm that catchments is communicated with, the described horizontal vent-pipe the other end stretches out upper vertical stream filter tank, it is inner that described vent riser is vertically set on upper vertical stream filter tank, described vent riser bottom and the porous arm that catchments is communicated with, and described vent riser top exceeds upper vertical stream top, filter tank.
Described upper vertical stream filter tank bottom level is provided with the main that catchments, and catchment arm, mistake water pipe of described catchment main and porous all is communicated with.
Described lower floor is provided with at least two traverse baffles in the horizontal baffling filter tank, and described traverse baffle is separated into the baffling passage of at least two above along continuous straight runs with lower floor horizontal baffling filter tank, and the spacing between described traverse baffle is adjacent is 1.5-5m.
Width between centers between described horizontal vent-pipe is adjacent is 0.5-2.5m, and described horizontal vent-pipe center absolute altitude exceeds catchment a tube hub 0.3-0.4m of porous.
Width between centers between described vent riser is adjacent is 1-2.5m, and described vent riser top exceeds upper vertical stream top, filter tank 0.3-0.6m.
The described porous width between centers of arm between adjacent of catchmenting is 0.5-2.5m.
The top-surface area in described upper vertical stream filter tank and the surface area ratio of understory growing area are 1-3:1.
Described upper vertical stream is filled with graded stuffing in the filter tank, graded stuffing in the described upper vertical stream filter tank is followed successively by cobble, rubble and quartz sand from top to bottom, described cobble particle diameter is 30-50mm, and described ballast grain sizes is 20-30mm, and described quartz sand particle size is 2-5mm.
Described lower floor is filled with graded stuffing in the horizontal baffling filter tank, and the graded stuffing in the described lower floor horizontal baffling filter tank is followed successively by volcanics and rubble from top to bottom, and described volcanics particle diameter is 30-60mm, and described ballast grain sizes is 20-30mm.
A kind of unpowered aerobic ecological filter tank sewage water treatment method may further comprise the steps:
1) sewage after grid filtration, oil removal precipitation, obtains pretreated sewage successively;
2) pretreated sewage enters the unpowered aerobic ecological filter tank that has upper and lower layer structure and graded stuffing all is housed, and this is unpowered, and the aerobic ecological filter tank comprises upper vertical stream filter tank and lower floor horizontal baffling filter tank;
3) in unpowered aerobic ecological filter tank, pretreated sewage is evenly distributed on the top in upper vertical stream filter tank, pretreated sewage is in the process that flows to bottom, upper vertical stream filter tank, the unpowered oxygenating system of upper vertical stream inside, filter tank is realized the unpowered oxygenation to upper vertical stream filter tank, thereby pretreated sewage and the unpowered contact with air that is filled with upper vertical stream inside, filter tank, and carry out biological degradation;
4) sewage after the biological degradation flows into lower floor horizontal baffling filter tank after bottom, upper vertical stream filter tank is compiled, in lower floor horizontal baffling filter tank along horizontal flow under double oxygen, anaerobic and aerobic environment, carrying out abatement processes successively, finally from the water outlet discharging, finish sewage disposal.
Beneficial effect of the present invention is: the present invention is by upper, lower stack-design, significantly reduced the floor space in filter tank, the unpowered oxygenating system of inside, filter tank can be sent into air the aerobic habitat of inner formation, upper vertical stream filter tank automatically, thereby improve organism and the ammonia nitrogen removal ability in upper vertical stream filter tank, in the inside, lower floor horizontal baffling filter tank in unpowered aerobic ecological filter tank along with flowing of sewage forms the oxygen of holding concurrently gradually, the anaerobism habitat, strengthened the denitrification denitrogenation process of system, simultaneously in lower floor horizontal baffling filter tank, load volcanics, the dephosphorization fillers such as oyster shells that carbonizing treatment is crossed, consolidation system is to the removal of phosphor in sewage, be implanted with the plant of well developed root system in the understory growing area kind in lower floor horizontal baffling filter tank, the tail end in lower floor horizontal baffling filter tank forms aerobic habitat under the effect of root system of plant oxygen therapy, eliminate the peculiar smell that sewage forms under the anaerobism habitat, further improved the effluent quality of system; And, the structure design of uniqueness of the present invention can make system aerobic, hold concurrently oxygen, anaerobism, good oxygen condition alternately occur, extremely agree with the geochemical cycle process of nitrogen, has good denitrification ability, removal ability to total nitrogen in the sewage is strong, preferred by to the dephosphorization filler simultaneously, and the dephosphorization ability of system is also significantly improved, and floor space is little, hydraulic load and pollutant load are higher, and operation and cost of investment are also lower.
[description of drawings]
Fig. 1 is structural representation of the present invention;
Fig. 2 is the superstructure vertical view in upper vertical stream shown in Figure 1 filter tank;
Fig. 3 is the bottom construction vertical view in upper vertical stream shown in Figure 1 filter tank;
Fig. 4 is the vertical view in lower floor shown in Figure 1 horizontal baffling filter tank;
Fig. 5 is process flow sheet of the present invention;
Among the figure: 1, water inlet 2, porous water distributor 3, horizontal vent-pipe 4, vent riser 5, porous catchment arm 6, the main 7 that catchments, upper strata growing area 8, filter tank, upper strata plant 9, geomembrane 10, cross water pipe 11, traverse baffle 12, understory growing area 13, wetland plant 14, water outlet.
[embodiment]
Further specify below below in conjunction with accompanying drawing the present invention being done:
To shown in the accompanying drawing 5, the present invention includes the upper vertical stream filter tank and the lower floor horizontal baffling filter tank that are filled with respectively the filter tank filler such as accompanying drawing 1, separate with geomembrane 9 between the two, and by passing geomembrane 9 and linking to each other with the water pipe 10 of crossing of main 6 connections of catchmenting.
Described upper vertical stream filter tank outer upper ends is provided with water-in 1, water-in 1 is communicated with the porous water distributor 2 that is positioned at upper vertical stream filter tank upper level layout, the bottom is provided with the horizontally disposed porous arm 5 that catchments, the porous arm 5 that catchments is set to some, form collector pipe network, the width between centers that adjacent two porous are catchmented between the arm 5 is 0.5-2.5m, generally be made as 2.0m, the porous arm 5 that catchments links to each other with the horizontal vent-pipe 3 that is arranged in upper vertical stream bottom, filter tank, horizontal vent-pipe 3 the other ends stretch out in beyond the upper vertical stream filter tank, horizontal vent-pipe 3 is set to some, width between centers between adjacent two horizontal vent-pipes 3 is 0.5-2.5m, generally be made as 2.0m, and horizontal vent-pipe 3 tube hub absolute altitudes exceed the porous arm 5 center absolute altitude 0.3-0.4m that catchment, generally be made as 0.3m, porous catchment arm 5 be positioned at the main 6 that catchments that upper vertical stream filter tank bottom level arranges and be communicated with, the main 6 that catchments is communicated with mistake water pipe 10, be provided with vent riser 4 perpendicular to the porous arm 5 that catchments, vent riser 4 is set to some, width between centers between adjacent two vent risers 4 is 1-2.5m, generally be made as 2.0m, and vent riser 4 tops exceed upper vertical stream top, filter tank 0.3-0.6m, generally are made as 0.3m.
The top-surface area in described lower floor horizontal baffling filter tank is greater than the top-surface area in upper vertical stream filter tank, the top-surface area in upper vertical stream filter tank and the surface area ratio of understory growing area 12 are 1-3:1, generally be made as 2, be lower floor's topside area exceed the top of the upper layer area 33.3%, be formed for planting the understory growing area 12 of filter tank plant, the wetland plant 13 of understory growing area 12 interior plantation well developed root systems, the laminated portions in upper vertical stream filter tank and lower floor horizontal baffling filter tank is separated by geomembrane 9, geomembrane 9 is near upper, outer wall place, left side, lower floor filter tank is provided with through hole, be communicated with by the mistake water pipe 10 that passes this through hole between upper vertical stream filter tank and the lower floor horizontal baffling filter tank, be provided with some traverse baffles 11 in the lower floor horizontal baffling filter tank, traverse baffle 11 is separated into lower floor horizontal baffling filter tank in some baffling passages of along continuous straight runs, the spacing of traverse baffle 11 is 1.5-5m, generally be made as 2.0m, cross the initiating terminal that water pipe 10 is positioned at the baffling passage, the through hole that passes on the geomembrane 9 is communicated with the main 6 that catchments, understory growing area 12 is positioned at the tail end of baffling passage, and its outer wall is provided with water outlet 14.
Be filled with successively from top to bottom the graded stuffing of cobble (particle diameter 30-50mm), rubble (particle diameter 20-30mm) and quartz sand (particle diameter 2-5mm) compositions of mixtures in the described upper vertical stream filter tank, upper strata growing area 7 is formed on the top in upper vertical stream filter tank, and plants filter tank, upper strata plant 87 kinds of upper strata growing areas.
Be filled with successively from top to bottom volcanics (particle diameter 30-60mm) and rubble (particle diameter 20-30mm) in the described lower floor horizontal baffling filter tank and mix the graded stuffing that forms, volcanics contains abundant calcium ion, has simultaneously huge specific surface area, under the biotic induce effect, phosphorus is had stronger absorption solidification effect, and phosphor-removing effect is obvious.
Described upper vertical stream filter tank can be designed to different shapes according to site contour, physical features and arts demand with lower floor horizontal baffling filter tank.
Among the present invention, the concrete steps of unpowered aerobic ecological filter tank sewage water treatment method are as follows:
1) sewage after grid filtration, oil removal precipitation, obtains pretreated sewage successively;
2) pretreated sewage enters the unpowered aerobic ecological filter tank that has upper and lower layer structure and graded stuffing all is housed, and this is unpowered, and the aerobic ecological filter tank comprises upper vertical stream filter tank and lower floor horizontal baffling filter tank;
3) in unpowered aerobic ecological filter tank, pretreated sewage is evenly distributed on the top in upper vertical stream filter tank, pretreated sewage is in the process that flows to bottom, upper vertical stream filter tank, the unpowered oxygenating system of upper vertical stream inside, filter tank is realized the unpowered oxygenation to upper vertical stream filter tank, thereby pretreated sewage and the unpowered contact with air that is filled with upper vertical stream inside, filter tank, and carry out biological degradation;
4) sewage after the biological degradation flows into lower floor horizontal baffling filter tank after bottom, upper vertical stream filter tank is compiled, in lower floor horizontal baffling filter tank along horizontal flow under double oxygen, anaerobic and aerobic environment, carrying out abatement processes successively, finally from the water outlet discharging, finish sewage disposal.
Know-why of the present invention is:
(1) upper vertical of unpowered aerobic ecological filter chamber sewage treatment system stream inside, filter tank is provided with unpowered oxygenating system, in the process that sewage flows downward vertically, under the effect of negative pressure and filter tank internal-external temperature difference, just can form obvious gas flow between horizontal vent-pipe and vent riser, the porous that gas can enter the horizontal vent-pipe of connection and vent riser is catchmented in the arm, thereby and can enter the inner unpowered oxygenation that realizes upper vertical stream filter tank in filter tank by the vesicular structure that porous is catchmented on the arm, sewage is under the biological degradation of aerobic microbiological flora, organic pollutant obtains biological degradation, and ammonia nitrogen is converted into nitric nitrogen by nitrification and obtains removing;
(2) through behind the upper vertical stream filter tank, majority of organic pollutants in the sewage obtains biological degradation, ammonia nitrogen is also most of to be converted into nitric nitrogen by nitrification, sewage after process in upper vertical stream filter tank contains lower organic contamination substrate concentration, lower ammonia nitrogen concentration and higher nitrate, after entering lower floor horizontal baffling filter tank, because the front end in lower floor horizontal baffling filter tank does not have air inerchange, under the respiration of microorganism, form gradually the oxygen of holding concurrently, the anaerobism habitat, nitric nitrogen is at double oxygen, generated nitrogen by microorganism by the denitrification reduction in the anaerobism habitat and remove, consume simultaneously part easily by the organic pollutant of biological utilisation;
(3) be filled with the mixed fillers of volcanics and rubble in inside, lower floor horizontal baffling filter tank, because volcanics contains abundant calcium ion, has simultaneously huge specific surface area, under the biotic induce effect, phosphorus is had stronger absorption solidification effect, and phosphor-removing effect is remarkable;
(4) the understory growing area kind in lower floor horizontal baffling filter tank is implanted with well developed root system, oxygen carrying capacity strong plant, act as effluent stream in the oxygen therapy of root system of plant and again form aerobic habitat through baffling passage tail end, under the acting in conjunction of aerobic microbiological, filler and wetland plant, sewage is carried out further deep purifying.
Technical process of the present invention is as follows:
(1) domestic sewage in rural areas by using is through grid filtration, after the pre-treatment of oil removal precipitation, sent in this treatment system by water-in 1, sewage is distributed in the upper vertical stream filter tank uniformly by the porous water distributor 2 on top, sewage evenly passes through packing layer from top to bottom, by horizontal vent-pipe 3, the unpowered oxygenating system that vent riser 4 and the arm 5 that catchments form provides aerobic habitat for sewage, sewage is under the effect of aerobic microbiological, organic pollutant wherein is biodegradable, the ammonia nitrogen major part is converted into nitric nitrogen by the nitrification of microorganism, the sewage of processing through upper vertical stream filter tank contains certain dissolved oxygen levels, lower organic contamination substrate concentration, lower ammonia nitrogen concentration and higher nitrate finally are pooled in the main 6 that catchments of bottom by the arm 5 that catchments;
(2) sewage that catchment in the main 6 flow in the lower floor horizontal baffling filter tanks by crossing water pipe 10, in lower floor horizontal baffling filter tank, along with sewage flowing in the horizontal direction, because the respiratory activity of microorganism, the dissolved oxygen that contains in the sewage is consumed gradually, and can not in time be replenished, therefore in lower floor horizontal baffling filter tank, form successively double oxygen along flow path, the anaerobism habitat, for the denitrification of nitric nitrogen provides site conditions, some traverse baffles 11 are set in lower floor horizontal baffling filter tank have prolonged the hydraulic detention time of sewage in lower floor horizontal baffling filter tank, further strengthened the denitrification denitrogenation effect of sewage, simultaneously because volcanics has stronger absorption fixed action to phosphorus, phosphor-removing effect is obvious, sewage flows into understory growing area 12 after processing through denitrogenation dephosphorizing, understory growing area 12 is under the root system oxygen therapy effect of wetland plant 13, again form aerobic habitat, at aerobic microbiological, further purify under the acting in conjunction of filler and wetland plant, eliminate simultaneously the peculiar smell of sewage under the anaerobism habitat, finally from water outlet 14 dischargings, finish sewage disposal.
The present invention is not subjected to the restriction of above-mentioned embodiment, and other any do not deviate from change, the modification done under spirit of the present invention and the principle, substitutes, combination, simplify, and all should be the substitute mode of equivalence, is included within protection scope of the present invention.
Claims (10)
1. unpowered aerobic ecological filter chamber sewage treatment system, comprise upper vertical stream filter tank and lower floor horizontal baffling filter tank, be separated with geomembrane between described upper vertical stream filter tank and the lower floor horizontal baffling filter tank and by passing the mistake cross current of geomembrane, described upper vertical stream filter tank comprises water-in, porous water distributor and the porous arm that catchments, the described porous arm that catchments is arranged on bottom, upper vertical stream filter tank, described water-in is communicated with the porous water distributor, described porous catchment arm with cross cross current, the top in described lower floor horizontal baffling filter tank is provided with the understory growing area, described understory growing area place is provided with water outlet, it is characterized in that: described upper vertical stream inside, filter tank is provided with unpowered oxygenating system, described unpowered oxygenating system comprises horizontal vent-pipe, vent riser and the porous arm that catchments, described horizontal vent-pipe is horizontally set on upper vertical stream bottom, filter tank, described horizontal vent-pipe one end and the porous arm that catchments is communicated with, the described horizontal vent-pipe the other end stretches out upper vertical stream filter tank, it is inner that described vent riser is vertically set on upper vertical stream filter tank, described vent riser bottom and the porous arm that catchments is communicated with, and described vent riser top exceeds upper vertical stream top, filter tank.
2. the system as claimed in claim 1 is characterized in that: described upper vertical stream filter tank bottom level is provided with the main that catchments, and catchment arm, mistake water pipe of described catchment main and porous all is communicated with.
3. system as claimed in claim 1 or 2, it is characterized in that: described lower floor is provided with at least two traverse baffles in the horizontal baffling filter tank, described traverse baffle is separated into the baffling passage of at least two above along continuous straight runs with lower floor horizontal baffling filter tank, and the spacing between described traverse baffle is adjacent is 1.5-5m.
4. system as claimed in claim 3, it is characterized in that: the width between centers between described horizontal vent-pipe is adjacent is 0.5-2.5m, described horizontal vent-pipe center absolute altitude exceeds a porous tube hub 0.3-0.4m that catchments.
5. system as claimed in claim 4, it is characterized in that: the width between centers between described vent riser is adjacent is 1-2.5m, described vent riser top exceeds upper vertical stream top, filter tank 0.3-0.6m.
6. system as claimed in claim 5 is characterized in that: the described porous width between centers of arm between adjacent of catchmenting is 0.5-2.5m.
7. system as claimed in claim 6 is characterized in that: the top-surface area in described upper vertical stream filter tank and the surface area ratio of understory growing area are 1-3:1.
8. system as claimed in claim 7, it is characterized in that: described upper vertical stream is filled with graded stuffing in the filter tank, graded stuffing in the described upper vertical stream filter tank is followed successively by cobble, rubble and quartz sand from top to bottom, described cobble particle diameter is 30-50mm, described ballast grain sizes is 20-30mm, and described quartz sand particle size is 2-5mm.
9. system as claimed in claim 8, it is characterized in that: described lower floor is filled with graded stuffing in the horizontal baffling filter tank, graded stuffing in the described lower floor horizontal baffling filter tank is followed successively by volcanics and rubble from top to bottom, and described volcanics particle diameter is 30-60mm, and described ballast grain sizes is 20-30mm.
10. a unpowered aerobic ecological filter tank sewage water treatment method is characterized in that, may further comprise the steps:
1) sewage after grid filtration, oil removal precipitation, obtains pretreated sewage successively;
2) pretreated sewage enters the unpowered aerobic ecological filter tank that has upper and lower layer structure and graded stuffing all is housed, and this is unpowered, and the aerobic ecological filter tank comprises upper vertical stream filter tank and lower floor horizontal baffling filter tank;
3) in unpowered aerobic ecological filter tank, pretreated sewage is evenly distributed on the top in upper vertical stream filter tank, pretreated sewage is in the process that flows to bottom, upper vertical stream filter tank, the unpowered oxygenating system of upper vertical stream inside, filter tank is realized the unpowered oxygenation to upper vertical stream filter tank, thereby pretreated sewage and the unpowered contact with air that is filled with upper vertical stream inside, filter tank, and carry out biological degradation;
4) sewage after the biological degradation flows into lower floor horizontal baffling filter tank after bottom, upper vertical stream filter tank is compiled, in lower floor horizontal baffling filter tank along horizontal flow under double oxygen, anaerobic and aerobic environment, carrying out abatement processes successively, finally from the water outlet discharging, finish sewage disposal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210356123XA CN102874926A (en) | 2012-09-21 | 2012-09-21 | System and method for treating sewage by using unpowered oxygen-supply ecological filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210356123XA CN102874926A (en) | 2012-09-21 | 2012-09-21 | System and method for treating sewage by using unpowered oxygen-supply ecological filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102874926A true CN102874926A (en) | 2013-01-16 |
Family
ID=47476491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210356123XA Pending CN102874926A (en) | 2012-09-21 | 2012-09-21 | System and method for treating sewage by using unpowered oxygen-supply ecological filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102874926A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163515A (en) * | 2014-08-26 | 2014-11-26 | 天峨县平昌生态农业有限公司 | Simple rural domestic waste treatment method |
| CN104787963A (en) * | 2015-03-30 | 2015-07-22 | 浙江省环境保护科学设计研究院 | Self-oxygenation biological filter bed for sewage treatment |
| CN107585978A (en) * | 2017-11-07 | 2018-01-16 | 上海京明环境科技有限公司 | New FPM integrated rurals sewage-treatment plant |
| CN108609741A (en) * | 2018-05-12 | 2018-10-02 | 农业部沼气科学研究所 | A kind of sewage treatment unit of shallow-layer flowing |
| CN108975627A (en) * | 2018-08-17 | 2018-12-11 | 山东泓美环境工程有限公司 | A kind of stain disease treatment process |
| CN109879555A (en) * | 2019-04-26 | 2019-06-14 | 江苏泰源环保科技股份有限公司 | A kind of nature oxygenation type sewage disposal system and sewage water treatment method |
| CN110294531A (en) * | 2019-07-04 | 2019-10-01 | 南京领先环保技术股份有限公司 | A kind of water treatment system and method based on ecological core wetland |
| CN110745969A (en) * | 2019-11-25 | 2020-02-04 | 中建三局第二建设工程有限责任公司 | Double-layer artificial wetland and method for supplying oxygen by utilizing tides |
| CN114349181A (en) * | 2022-01-05 | 2022-04-15 | 郑州轻工业大学 | Non-energy-consumption oxygenation constructed wetland system, operation method and application |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040005100A (en) * | 2002-07-08 | 2004-01-16 | 삼육건설 주식회사 | Natural Purification Sewage Disposal System by Double Ventilation Method and Aerobic-Anaerobic Combination Type |
| WO2004087584A1 (en) * | 2003-03-31 | 2004-10-14 | Council Of Scientific And Industrial Research | System and method for the treatment of wastewater using plants |
| CN101538086A (en) * | 2009-02-26 | 2009-09-23 | 浙江省环境监测中心 | Power-free integrated constructed wetland waste water treatment technology |
| CN101891304A (en) * | 2010-07-13 | 2010-11-24 | 江西省环境保护科学研究院 | Tidal flow constructed wetland with rich reoxygenation |
| CN102633363A (en) * | 2012-03-12 | 2012-08-15 | 浙江省环境保护科学设计研究院 | Sewage treatment system with stacked artificial wetlands |
| CN102674535A (en) * | 2011-03-08 | 2012-09-19 | 钟瑛 | Intermittent water supply biological filter |
| CN202785806U (en) * | 2012-09-21 | 2013-03-13 | 田灵 | Unpowered oxygenation ecological filter tank sewage disposal system |
-
2012
- 2012-09-21 CN CN201210356123XA patent/CN102874926A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040005100A (en) * | 2002-07-08 | 2004-01-16 | 삼육건설 주식회사 | Natural Purification Sewage Disposal System by Double Ventilation Method and Aerobic-Anaerobic Combination Type |
| WO2004087584A1 (en) * | 2003-03-31 | 2004-10-14 | Council Of Scientific And Industrial Research | System and method for the treatment of wastewater using plants |
| CN101538086A (en) * | 2009-02-26 | 2009-09-23 | 浙江省环境监测中心 | Power-free integrated constructed wetland waste water treatment technology |
| CN101891304A (en) * | 2010-07-13 | 2010-11-24 | 江西省环境保护科学研究院 | Tidal flow constructed wetland with rich reoxygenation |
| CN102674535A (en) * | 2011-03-08 | 2012-09-19 | 钟瑛 | Intermittent water supply biological filter |
| CN102633363A (en) * | 2012-03-12 | 2012-08-15 | 浙江省环境保护科学设计研究院 | Sewage treatment system with stacked artificial wetlands |
| CN202785806U (en) * | 2012-09-21 | 2013-03-13 | 田灵 | Unpowered oxygenation ecological filter tank sewage disposal system |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163515B (en) * | 2014-08-26 | 2016-06-29 | 天峨县平昌生态农业有限公司 | A kind of domestic sewage in rural areas simple process method |
| CN104163515A (en) * | 2014-08-26 | 2014-11-26 | 天峨县平昌生态农业有限公司 | Simple rural domestic waste treatment method |
| CN104787963A (en) * | 2015-03-30 | 2015-07-22 | 浙江省环境保护科学设计研究院 | Self-oxygenation biological filter bed for sewage treatment |
| CN107585978A (en) * | 2017-11-07 | 2018-01-16 | 上海京明环境科技有限公司 | New FPM integrated rurals sewage-treatment plant |
| CN108609741B (en) * | 2018-05-12 | 2023-11-10 | 农业部沼气科学研究所 | Domestic sewage treatment device with shallow flowing layer |
| CN108609741A (en) * | 2018-05-12 | 2018-10-02 | 农业部沼气科学研究所 | A kind of sewage treatment unit of shallow-layer flowing |
| CN108975627A (en) * | 2018-08-17 | 2018-12-11 | 山东泓美环境工程有限公司 | A kind of stain disease treatment process |
| CN109879555A (en) * | 2019-04-26 | 2019-06-14 | 江苏泰源环保科技股份有限公司 | A kind of nature oxygenation type sewage disposal system and sewage water treatment method |
| CN110294531A (en) * | 2019-07-04 | 2019-10-01 | 南京领先环保技术股份有限公司 | A kind of water treatment system and method based on ecological core wetland |
| CN110745969A (en) * | 2019-11-25 | 2020-02-04 | 中建三局第二建设工程有限责任公司 | Double-layer artificial wetland and method for supplying oxygen by utilizing tides |
| CN110745969B (en) * | 2019-11-25 | 2024-04-19 | 中建三局第二建设工程有限责任公司 | Double-layer constructed wetland and method for supplying oxygen by using tide |
| CN114349181A (en) * | 2022-01-05 | 2022-04-15 | 郑州轻工业大学 | Non-energy-consumption oxygenation constructed wetland system, operation method and application |
| CN114349181B (en) * | 2022-01-05 | 2022-12-02 | 郑州轻工业大学 | Non-energy-consumption oxygenation constructed wetland system, operation method and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102874926A (en) | System and method for treating sewage by using unpowered oxygen-supply ecological filter | |
| CN204125300U (en) | A kind of purification tank for the treatment of dispersion type domestic wastewater | |
| CN102531187B (en) | Method for treating domestic wastewater with combined laminated vertical flow-horizontal subsurface flow wetland | |
| CN204824550U (en) | A device for rural domestic sewage treatment | |
| CN103172226B (en) | Surface water stagnation type baffling wetland system for synchronously and intensively removing nitrogen, phosphorus and estrogen | |
| CN105645677A (en) | Horizontal flow/vertical flow integrated artificial wetland and operation method thereof | |
| CN105502841A (en) | Novel spring-stepped scene-layered sewage treatment equipment | |
| CN103449608A (en) | Novel vertical flow automatic aeration annular artificial wetland system | |
| CN101885565A (en) | Hydraulic power oxygenation constructed wetland | |
| CN204474503U (en) | A kind of country sewage drips the ecological canal treatment system of filter | |
| CN111484206A (en) | Natural environment simulation biological sewage treatment system | |
| CN107721101B (en) | Micro-power sewage integrated treatment equipment | |
| CN102633363A (en) | Sewage treatment system with stacked artificial wetlands | |
| CN216890553U (en) | Constructed wetland sewage treatment system for treating rural sewage | |
| CN110790382A (en) | Modularized micro-power equipment for treating rural domestic sewage and method thereof | |
| CN103449611A (en) | Horizontal subsurface flow artificial wetland treatment device with controllable oxygen supply | |
| CN202785806U (en) | Unpowered oxygenation ecological filter tank sewage disposal system | |
| CN107445304B (en) | Enhanced denitrification method and enhanced denitrification wetland system suitable for subsurface flow constructed wetland | |
| CN203382571U (en) | Novel vertical current automatic oxygen-charging annular artificial wetland system | |
| CN106517677B (en) | Quality of reclaimed water landscape water body keeps structure | |
| CN206033519U (en) | Rural domestic sewage of solar energy drips and strains processing system | |
| CN102603118A (en) | Sewage treatment method based on blasting laminated artificial wetland | |
| CN205635276U (en) | Advanced treatment sewage secondary effluent's of factory multistage ecological unit combined system | |
| CN205295076U (en) | Environmental sewage treatment system device of service area based on bological aerated filter | |
| CN205443003U (en) | Novel sewage treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130116 |