CN205045961U - Treatment of domestic sewage constructed wetland system - Google Patents
Treatment of domestic sewage constructed wetland system Download PDFInfo
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- CN205045961U CN205045961U CN201520803349.9U CN201520803349U CN205045961U CN 205045961 U CN205045961 U CN 205045961U CN 201520803349 U CN201520803349 U CN 201520803349U CN 205045961 U CN205045961 U CN 205045961U
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Abstract
The utility model discloses a treatment of domestic sewage constructed wetland system, solved sewage treatment system since its each function modular structure can not be fine the linking, appear the drainage easily and block up, the sewage treatment inefficiency, the space occupies high problem, its technical scheme main points are including consecutive equalizing basin, anaerobism pond, oxygen deficiency pond, good oxygen pond, two sink ponds, middle pond, constructed wetland pond, and anaerobism pond, good oxygen pond, two sink ponds, middle pond and enclose into a cast, domestic sewage is received through collecting the pipe network to the equalizing basin, be equipped with the mixed liquid recycle route between good oxygen pond and the oxygen deficiency pond, be equipped with the return sludge route on the two heavy ponds for with return sludge to oxygen deficiency pond and anaerobism pond, it is high to have reached space utilization, the efficient treatment of domestic sewage constructed wetland system's of sewage treatment effect.
Description
Technical field
The utility model relates to one way of life technical field of sewage, and more particularly, it relates to one way of life sewage treatment artificial wetland system.
Background technology
The principal pollutant of sanitary sewage are organism and the nutritive substance such as nitrogen, phosphorus, and its water quality characteristic is water conditioning but muddy, color depth cutter foul smelling, in slight alkalinity, generally not containing toxic substance, containing a large amount of bacteriums, virus and parasitic ovum.Usually adopt the mode of artificial swamp to carry out sewage disposal in prior art, and existing artificial wet land system often adopts the mode of surface flow, its shortcoming is that load is little, and surface, the north in winter can freeze, and can breed mosquito summer, also can frowziness.
Other domestic sewage processing system can not well be connected due to its each functional module structure; easily there is drainage jam; sewage treating efficiency is low; space hold is high, the problem of land resources waste; therefore need one improve after domestic sewage processing system to adapt to government department to environment protection; after environmental facility builds up, the permanent requirement used.
Utility model content
For the deficiency that prior art exists, it is high that the purpose of this utility model is to provide a kind of space availability ratio, the sanitary sewage disposal artificial wet land system that sewage treating efficiency is high.
For achieving the above object, the utility model provides following technical scheme: one way of life sewage treatment artificial wetland system, comprise equalizing tank connected successively, anaerobic pond, anoxic pond, Aerobic Pond, second pond, intermediate pool, artificial swamp pond, the shape and anaerobic pond, Aerobic Pond, second pond, intermediate pool form a ring;
Described equalizing tank receives sanitary sewage by collecting pipe network;
Mixed-liquor return path is provided with between described Aerobic Pond and anoxic pond;
Second pond is provided with sludge reflux path, in order to by sludge reflux to anoxic pond and anaerobic pond.
Preferably, the water-in of described equalizing tank is provided with grid, and described grid adopts stainless material, and described grid is obliquely installed.
Preferably, in described equalizing tank, be filled with microbe carrier tunica fibrosa, in described anaerobic pond, be also provided with submersible agitator, in described equalizing tank and intermediate pool, be equipped with two tearing type lift pumps of the using and the reserved.
Preferably, be provided with the variable microporous aerator be communicated with blower fan in described Aerobic Pond, be provided with inclined tube filler in second pond, second pond is disposed adjacent with intermediate pool, between be provided with zig-zag overflow groove.
Preferably, described artificial swamp pond comprises waterproofing geomembrane layer, pebbles layer, layer of sand and waterplant layer from the bottom to top, pebbles in described pebbles layer adopts particle diameter 25-35mm, and the scope of the Thickness Ratio of described pebbles layer and layer of sand is 4:1 to 5:1.
Preferably, described pebbles layer and layer of sand are provided with water distributor, and described water distributor is provided with two rows.
Compared with prior art, the beneficial effects of the utility model are: by processing successively according to treating pond one by one, and the arrangement of each treating pond is rectangular, writes one, besieged city circle property and flow to, between each treating pond, there is no too much interval, soil and pipe installation, direct employing dividing plate is separated, adopt the mode of overflow to flow, thus effectively can save space, land utilization ratio is improved greatly, effectively economize the land resource, simultaneously also can high-efficient purification sewage.
Accompanying drawing explanation
Fig. 1 is the system architecture diagram of the utility model embodiment;
Fig. 2 is the layout drawing of each treating pond;
Fig. 3 is the sectional view in the A-A face of Fig. 2;
Fig. 4 is the sectional view in the B-B face of Fig. 2;
Fig. 5 is the Rotating fields figure of artificial swamp.
In figure 1, equalizing tank; 2, anaerobic pond; 3, Aerobic Pond; 4, second pond; 5, intermediate pool; 6, well lid; 7, overflow port; 8, lift pump; 9, stirrer; 10, variable microporous aerator; 11, grid; 12, microbe carrier tunica fibrosa; 13, lift pump; 14, sludge reflux pump; 14, inclined tube filler; 15, waterproofing geomembrane layer; 16, pebbles layer; 17, layer of sand; 18, waterplant layer; 19, water distributor.
Embodiment
Referring to figs. 1 through Fig. 5, the utility model embodiment is described further.
As described in Figure 1, one way of life sewage treatment artificial wetland system, comprise equalizing tank 1 connected successively, anaerobic pond 2, anoxic pond, Aerobic Pond 3, second pond 4, intermediate pool 5, artificial swamp pond, the shape and anaerobic pond 2, Aerobic Pond 3, second pond 4, intermediate pool 5 four form a ring; Described equalizing tank 1 receives sanitary sewage by collecting pipe network; Mixed-liquor return path is provided with between described Aerobic Pond 3 and anoxic pond; Second pond 4 is provided with sludge reflux path, in order to by sludge reflux to anoxic pond and anaerobic pond 2.Sewage is drained into equalizing tank 1 by collecting after pipe network is collected, then anaerobic pond 2, Aerobic Pond 3, second pond 4, intermediate pool 5, artificial swamp pond is flowed through successively, the process of biopurification again of pollutent is carried out by artificial swamp, thus discharge after reaching emission standard, compound country effluent-disposal standard.Due to existing system layout with arrange unreasonable, it is large easily to cause taking up an area space, and the waste of land resources.
Adopt this programme, by processing successively according to treating pond one by one, and the arrangement of each treating pond is rectangular, writes one, besieged city circle property and flow to, between each treating pond, there is no too much interval, soil and pipe installation, direct employing dividing plate is separated, adopt the mode of overflow to flow, thus effectively can save space, land utilization ratio is improved greatly, effectively economize the land resource, simultaneously also can high-efficient purification sewage.Simultaneously in order to improve the efficient process of sewage, between Aerobic Pond 3 and anoxic pond, define mixed-liquor return passage, thus realize circulation degraded.Moreover, also form sludge reflux passage at second pond 4 and between anoxic pond and anaerobic pond 2 simultaneously, thus Multiple Cycle, mixed solution and mud fully reflux, and effectively improve the degradation efficiency of sewage.
As shown in Figure 2, wherein anoxic pond and anaerobic pond 2 can merge into same anaerobic pond 2.The spatial arrangement of each treating pond, anaerobic pond 2, Aerobic Pond 3, second pond 4, intermediate pool 5 four form a ring when shape makes an explanation to this and should understand according to the arrangement of Fig. 2, each treating pond all leaves porthole, namely well lid 6, be provided with overflow port 7 between each treating pond simultaneously, undertaken flowing to next treating pond by these overflow port 7 sewage, as shown in Figure 2, sewage is just in time formed a ring by anaerobic pond 2, Aerobic Pond 3, second pond 4, intermediate pool 5, adopts this structure to save space.
As shown in Figure 3, the water-in of equalizing tank 1 is provided with grid 11, and described grid 11 adopts stainless material, and described grid 11 is obliquely installed.What first sewage entered from water-in is exactly equalizing tank 1, by grid 11, can effectively physical filtering and discrete sewage, and grid 11 is obliquely installed, by the analysis of current, this pitch angle can 30 degree, in fixed form, more stable after grid 11 is stressed, sewage can be allowed simultaneously to enter into equalizing tank 1 and to advance row buffering.
Can find out in Fig. 3,4, in equalizing tank 1, be filled with microbe carrier tunica fibrosa 12, in described anaerobic pond 2, also be provided with submersible agitator, in described equalizing tank 1 and intermediate pool 5, be equipped with two tearing type lift pumps 138 of the using and the reserved.The stirring adopting two tearing type lift pumps 138 can accelerate mud is decomposed, and adopts the mode of the using and the reserved, can control according to actual demand to the power output of stirring, thus more energy-conservation.
Be provided with the variable microporous aerator 10 be communicated with blower fan in Aerobic Pond 3, be provided with inclined tube filler 14 in second pond 4, second pond 4 is disposed adjacent with intermediate pool 5, between be provided with zig-zag overflow groove.Variable microporous aerator 10 is connected to blower fan, is ventilated to variable microporous aerator 10 by blower fan, thus can to Aerobic Pond 3 li input oxygen.
As shown in Figure 5, artificial swamp pond comprises waterproofing geomembrane layer 15, pebbles layer 16, layer of sand 17 and waterplant layer 18 from the bottom to top, pebbles in described pebbles layer 16 adopts particle diameter 25-35mm, and described pebbles layer 16 is 4 to 1 to 5 to 1 with the scope of the Thickness Ratio of layer of sand 17.Can effective degradation of sewage by this Rotating fields, the toxic compounds in sewage can pass through plant absorption.Described pebbles layer 16 is provided with water distributor 19 with layer of sand 17, and described water distributor 19 is provided with two rows.Adopt this distributed architecture that sewage can be allowed from a point nourishing plant.
As follows to whole principle of work: sanitary sewage is through septic tank excrement process (fermentation is decomposed), the excrement slag of rotten heat can be used as green fertilizer, liquid dung and other sanitary sewages (are mainly washed, bath water, kitchen waste water) together after grid 11 well interception scum silica frost, gravity flow enters equalizing tank 1, regulating water quality in equalizing tank 1, promoted by lifting gear after the water yield and enter anaerobic pond 2, by the microbial ecosystem that effectively compound microbial cenobium is main, collection absorption, biofloculation, biological degradation function is in one, comprise physics, chemistry and biological chemistry are in interior combined reaction process.By a series of combined reaction, can be lipid acid by carbohydrate degradation, solid matter be degraded to dissolved matter, and larger molecular organics is resolved into small organic molecule, is convenient to aerobic reaction.
Sewage flows automatically and enters anoxic pond (denitrification tank) after anaerobic treatment, and anoxic pond adopts oxygen process microorganism of holding concurrently to be main, and the biology of suspended substance and the mixing of attached type microorganism is main; Anoxic pond, built with combined stuffing and submersible agitating system, after backflow Aerobic Pond 3 sewage and former water pass through to mix, makes dissolved oxygen rate control at (0.1-0.2mg/L), in pond microorganism growth with double oxygen bacterium for main bacteria seed; By denitrification process NH4-N.
After anoxic pond stays for some time, sewage self-flowing enters Aerobic Pond 3(nitrification tank), Aerobic Pond 3 adopts aerobic treatment microorganism to be main, and suspension type and attached type microorganism are mixed into master, organism in sewage can effectively be degraded in this pond, and ammonia nitrogen class material can be nitrated.
Sewage after degraded and partial suspended mud together enter second pond 4, and carry out mud-water separation at second pond 4, and clear liquor enters intermediate pool 5, promote qualified discharge after feeding artificial wetland treatment through pump.Second pond 4 precipitating sludge returns to anoxic pond water inlet front end by reflux, and prevent the loss of bacterial classification, Aerobic Pond 3 part of contaminated water (nitrification liquid) returns anoxic pond by reflux and carries out denitrification denitrogenation.Equalizing tank 1 mud and second pond 4 some residual mud regularly extract rear outward transport out by taking out dung-cart.
The effect of grid 11: first remove the larger suspended solids of part through grid 11 well before sewage lifting, prevents sump pump from blocking rear motor and burns.
The effect of equalizing tank 1: because the sewage quality of blowdown point each in region, the water yield have ununiformity, for ensureing the relatively stable of aftertreatment systems, thus arranges equalizing tank 1 regulating water quality, the water yield.
The effect of anaerobic pond 2: sewage promotes through lifting gear and enters anaerobic pond 2, and anaerobic pond 2 is built with combined stuffing and water distribution system, and in pond, microorganism growth is based on anerobe.
The effect of anoxic pond: sewage promotes through lifting gear and enters anoxic pond, and anoxic pond is built with combined stuffing and submersible agitating system, and in pond, microorganism growth is based on double oxygen bacterium.
The effect of Aerobic Pond 3: the gravity flow of anoxic pond water enters Aerobic Pond 3, and Aerobic Pond 3 is built with combined stuffing and micro-pore aeration system, and in pond, microorganism growth is based on aerobic bacteria, and by aerobic treatment, the organic pollutant in sewage is significantly degraded.
The effect of second pond 4: the sewage self-flowing after aerobic treatment is to second pond 4, its effluent trough is designed to profile of tooth water leg form, makes water outlet more even, and water outlet can stably reaching standard, precipitating sludge returns to anoxic pond front end by reflux, and remainder mud is regularly transported with municipal fecal suction truck suction.
The effect of intermediate pool 5: through second pond 4 oettIed sewage from flowing to intermediate pool, sending into artificial swamp by lift pump 138 and processing once again.
The effect in artificial swamp pond: different from traditional artificial swamp, adopts vertical upward flow, has broken the limitation that in Traditional Man wetland, water distribution system and matrix fill independently separate separately; Water distribution system and water distributor are directly stretched into the bottom of artificial swamp matrix fill bed, adopt perforation water distributor multiple spot water distribution.Flow with traditional surface and compare with undercurrent, it is evenly distributed, and there is not dead band and short district, has increased substantially the utilising efficiency of artificial swamp.Therefore relative Traditional Man wetland, floor space is less, and the structure design of system uniqueness makes the anaerobic environment of whole system formation bottom, the double oxygen environment at middle part and the aerobic environment on top.This anaerobism and aerobic condition coexist and facilitate the degraded of pollutent, improve the clearance of system to nitrogen, phosphorus.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. one way of life sewage treatment artificial wetland system, it is characterized in that: comprise equalizing tank connected successively, anaerobic pond, anoxic pond, Aerobic Pond, second pond, intermediate pool, artificial swamp pond, the shape and anaerobic pond, Aerobic Pond, second pond, intermediate pool form a ring;
Described equalizing tank receives sanitary sewage by collecting pipe network;
Mixed-liquor return path is provided with between described Aerobic Pond and anoxic pond;
Second pond is provided with sludge reflux path, in order to by sludge reflux to anoxic pond and anaerobic pond.
2. sanitary sewage disposal artificial wet land system according to claim 1, is characterized in that: the water-in of described equalizing tank is provided with grid, and described grid adopts stainless material, and described grid is obliquely installed.
3. sanitary sewage disposal artificial wet land system according to claim 1, it is characterized in that: in described equalizing tank, be filled with microbe carrier tunica fibrosa, also be provided with submersible agitator in described anaerobic pond, in described equalizing tank and intermediate pool, be equipped with two tearing type lift pumps of the using and the reserved.
4. sanitary sewage disposal artificial wet land system according to claim 1, it is characterized in that: in described Aerobic Pond, be provided with the variable microporous aerator be communicated with blower fan, be provided with inclined tube filler in second pond, second pond is disposed adjacent with intermediate pool, between be provided with zig-zag overflow groove.
5. sanitary sewage disposal artificial wet land system according to claim 1, it is characterized in that: described artificial swamp pond comprises waterproofing geomembrane layer, pebbles layer, layer of sand and waterplant layer from the bottom to top, pebbles in described pebbles layer adopts particle diameter 25-35mm, and the scope of the Thickness Ratio of described pebbles layer and layer of sand is 4:1 to 5:1.
6. sanitary sewage disposal artificial wet land system according to claim 5, is characterized in that: described pebbles layer and layer of sand are provided with water distributor, and described water distributor is provided with two rows.
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| CN201520803349.9U CN205045961U (en) | 2015-10-16 | 2015-10-16 | Treatment of domestic sewage constructed wetland system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105800866A (en) * | 2016-03-09 | 2016-07-27 | 北京师范大学 | Coastal wetland ecological revetment technical system for human and environmental needs |
| CN106336091A (en) * | 2016-11-21 | 2017-01-18 | 珠江水利委员会珠江水利科学研究院 | Water purification system for artificial wetland based on oyster shell and carbon fiber |
| CN106517650A (en) * | 2016-11-14 | 2017-03-22 | 玉溪师范学院 | Sewage treatment system based on deep nitrogen and phosphorus removal technology of soil purification tank |
| CN106587508A (en) * | 2016-12-22 | 2017-04-26 | 温州紫宸园林建设有限公司 | System and method for municipal sewage treatment |
| CN110357365A (en) * | 2019-07-31 | 2019-10-22 | 安徽南岳生态科技有限公司 | A kind of rural sewage treatment system |
| CN110498576A (en) * | 2019-09-23 | 2019-11-26 | 苏州首创嘉净环保科技股份有限公司 | A kind of efficient low-consume domestic sewage of villages and small towns treatment process |
| CN110921833A (en) * | 2019-12-26 | 2020-03-27 | 暨南大学 | Sewage treatment system and method for strengthening anaerobic ammonia oxidation denitrification and phosphorus removal of domestic sewage |
| CN111333184A (en) * | 2020-02-19 | 2020-06-26 | 中国科学院生态环境研究中心 | Biological ecological sewage treatment system capable of switching driving energy sources |
| CN113087284A (en) * | 2020-12-09 | 2021-07-09 | 武汉衡迅环保技术有限公司 | Domestic sewage treatment system and method |
| CN113480108A (en) * | 2021-08-16 | 2021-10-08 | 杭州霖波环保科技有限公司 | Domestic sewage comprehensive treatment system |
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- 2015-10-16 CN CN201520803349.9U patent/CN205045961U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105800866B (en) * | 2016-03-09 | 2019-11-01 | 北京师范大学 | A kind of seashore wetland ecological revetment technological system of manward and environmental demand |
| CN105800866A (en) * | 2016-03-09 | 2016-07-27 | 北京师范大学 | Coastal wetland ecological revetment technical system for human and environmental needs |
| CN106517650A (en) * | 2016-11-14 | 2017-03-22 | 玉溪师范学院 | Sewage treatment system based on deep nitrogen and phosphorus removal technology of soil purification tank |
| CN106517650B (en) * | 2016-11-14 | 2019-02-15 | 玉溪师范学院 | Sewage disposal system based on soil sanitation groove depth denitrification dephosphorization technique |
| CN106336091A (en) * | 2016-11-21 | 2017-01-18 | 珠江水利委员会珠江水利科学研究院 | Water purification system for artificial wetland based on oyster shell and carbon fiber |
| CN106587508A (en) * | 2016-12-22 | 2017-04-26 | 温州紫宸园林建设有限公司 | System and method for municipal sewage treatment |
| CN106587508B (en) * | 2016-12-22 | 2019-07-09 | 温州紫宸园林建设有限公司 | Municipal sewage system and method |
| CN110357365A (en) * | 2019-07-31 | 2019-10-22 | 安徽南岳生态科技有限公司 | A kind of rural sewage treatment system |
| CN110498576A (en) * | 2019-09-23 | 2019-11-26 | 苏州首创嘉净环保科技股份有限公司 | A kind of efficient low-consume domestic sewage of villages and small towns treatment process |
| CN110921833A (en) * | 2019-12-26 | 2020-03-27 | 暨南大学 | Sewage treatment system and method for strengthening anaerobic ammonia oxidation denitrification and phosphorus removal of domestic sewage |
| CN111333184A (en) * | 2020-02-19 | 2020-06-26 | 中国科学院生态环境研究中心 | Biological ecological sewage treatment system capable of switching driving energy sources |
| CN111333184B (en) * | 2020-02-19 | 2021-11-02 | 中国科学院生态环境研究中心 | Biological ecological sewage treatment system capable of switching driving energy sources |
| CN113087284A (en) * | 2020-12-09 | 2021-07-09 | 武汉衡迅环保技术有限公司 | Domestic sewage treatment system and method |
| CN113480108A (en) * | 2021-08-16 | 2021-10-08 | 杭州霖波环保科技有限公司 | Domestic sewage comprehensive treatment system |
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