CN204625449U - A kind of domestic sewage in rural areas self-circulation artificial wet land treating system - Google Patents

A kind of domestic sewage in rural areas self-circulation artificial wet land treating system Download PDF

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Publication number
CN204625449U
CN204625449U CN201520318003.XU CN201520318003U CN204625449U CN 204625449 U CN204625449 U CN 204625449U CN 201520318003 U CN201520318003 U CN 201520318003U CN 204625449 U CN204625449 U CN 204625449U
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China
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wetland
layer
wet land
filtering
rural areas
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CN201520318003.XU
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Chinese (zh)
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张后虎
赵克强
赵泽华
张静
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Nanjing Institute of Environmental Sciences MEP
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Nanjing Institute of Environmental Sciences MEP
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

The utility model discloses a kind of domestic sewage in rural areas self-circulation artificial wet land treating system, belong to technical field of sewage.Treatment system of the present utility model comprises fermentation vat, settling tank, filtering basin, wetland and aerating apparatus; Wherein: fermentation vat is top closed, and by the first rising pipe be communicated with sanitary sewage water inlet pipe; Settling tank introduces sanitary sewage by sanitary sewage water inlet pipe; Filtering basin middle layer is provided with filtering layer, and the basal surface of filtering layer and the bottom surface of filtering basin form filtered water level; The middle layer of wetland is provided with wet land filler layer, and planting at wet land filler layer upper surface has wetland plant, and the bottom surface of lower surface and wetland forms aeration layer.The utility model can make full use of intrasystem all kinds of resource, and provide a kind of denitrogenation dephosphorizing efficiency high, environmental benefit is good, the domestic sewage in rural areas self-circulation artificial wet land treating system that resource utilization is high.

Description

A kind of domestic sewage in rural areas self-circulation artificial wet land treating system
Technical field
The utility model relates to technical field of sewage, more particularly, relates to a kind of domestic sewage in rural areas self-circulation artificial wet land treating system.
Background technology
Artificial swamp is the ground similar with swampland by artificial construction and controlling run, sewage, mud there is the dosing of control on the artificial wetland built, sewage and mud are in the process flowed in a certain direction, mainly utilize soil, artificial dielectric, plant, the physics of microorganism, chemistry, biological triple synergy, to a kind of technology that sewage, mud process.Its mechanism of action comprises absorption, delay, filtration, redox, precipitation, microbial decomposition, conversion, plant are covered, the effect of residue accumulated, water transpiration and nutrition absorption and all kinds of animal.It is a comprehensive ecosystem, intergrowth of species, material cycle regeneration principle in its application ecosystem, structure and fuction coordination principle, under the eucyclic prerequisite of promotion Pollutants in Wastewater matter, give full play to the production potential of resource, prevent polluting again of environment, obtain the optimum efficiency of sewage disposal and resource utilization.
As everyone knows, denitrogenation dephosphorizing is the committed step of process domestic sewage in rural areas.Biological denitrificaion utilizes biological denitrification process and nitrifying process, and carbon source deficiency is the key factor of sanitary sewage disposal, and in the sanitary sewage that organic content is lower, how to improve carbon-nitrogen ratio is improve the major issue of denitrification effect; The anaerobic phosphorus release that polyP bacteria is given the credit in the removal of phosphorus oxygen excess of becoming reconciled inhales phosphorus, and current software engineering researchers invent goes out a large amount of poly-phosphorus filler effectively can remove phosphorus content in water.
The typical denitrification dephosphorization technique of current domestic sewage in rural areas based on activated sludge process, artificial wetland process, the drawback such as the removal effect that often there is nitrogen phosphorus in carbon source deficiency, waste water is not good, artificial swamp easily blocks, the difficulty such as mud, waste that produces in treating processes is put.Therefore, existing technology for treating domestic sewage in rural area is not enough, nitrogen phosphorus discharges is too much the direct inducement causing current domestic sewage in rural areas eutrophication to be on the rise.At the Chinese invention patent " a kind of method utilizing wetland to gather in plant strengthened artificial wet land removal ammonia nitrogen " that China Patent Publication No. is CN201310181667A, in the method, charing after wetland plant harvesting is treated to biomass charcoal material, and it can be used as Wetland Substrate to be backfilled in the body of pond.There is following defect in this technique: the first, by biomass charcoal material backfill in wet land system, can not according to the change of water quality, temperature, and in flexible water body, there is initial stage carbon source too much, the situation of middle and later periods carbon source deficiency in the amount of required carbon source; The second, add in wet land system as solid-state carbon source, microorganism is on the low side to biomass charcoal material use efficiency, and the process absorbing degraded is comparatively slow, there is certain limitation.
Utility model content
1. the utility model technical problem that will solve
The problem of the deficiency that the purpose of this utility model is to overcome prior art domestic sewage in rural areas denitrogenation dephosphorizing poor processing effect, waste difficulty is put, provides a kind of domestic sewage in rural areas self-circulation artificial wet land treating system and using method thereof.The utility model can make full use of intrasystem all kinds of resource, and provide a kind of denitrogenation dephosphorizing efficiency high, environmental benefit is good, the domestic sewage in rural areas self-circulation artificial wet land treating system that resource utilization is high.
2. technical scheme
The utility model adopts traditional artificial wetland process to carry out the process of sanitary sewage, the mud of the nutritive elements such as the rich Nitrogen-and Phosphorus-containing of precipitation unit is used as the growth fertilizer of wet land system plant, the problem that the difficulty solving rural area mud is put, in addition harvested wetland plant is carried out anaerobically fermenting, form the liquid nutritional source of being rich in small molecular organic acid class, can mix with sanitary sewage fast, and as carbon source required in denitrification process, be supplied to microorganism fast, in addition can carbon-nitrogen ratio in regulating water quality flexibly, carbon source can be made full use of, improve the efficiency of denitrogenation dephosphorizing.
For achieving the above object, the technical scheme that the utility model provides is:
A kind of domestic sewage in rural areas self-circulation artificial wet land treating system, comprises fermentation vat, settling tank, filtering basin, wetland and aerating apparatus; Wherein: fermentation vat is top closed, and by the first rising pipe be communicated with sanitary sewage water inlet pipe; Settling tank introduces sanitary sewage by sanitary sewage water inlet pipe; Filtering basin are communicated with settling tank by upflow tube; Wetland is communicated with the bottom of filtering basin by the second rising pipe; Aerating apparatus is communicated with the bottom of wetland by aerated conduit; Filtering basin middle layer is provided with filtering layer, and the basal surface of filtering layer and the bottom surface of filtering basin form filtered water level; Second sludge pipe through filtering layer, upper end on filtering layer surface, lower end is communicated with wetland after connecting with the first sludge pipe passed bottom settling tank through bottom filtering basin; The middle layer of wetland is provided with wet land filler layer, and bottom one side arm is provided with water shoot, and planting at wet land filler layer upper surface has wetland plant, and the bottom surface of lower surface and wetland forms aeration layer.
Further scheme: settling tank is tube settler, and middle layer is provided with inclined tube packing layer, the basal surface of inclined tube packing layer and the bottom surface of tube settler form sludge blanket; Filtering basin are sand filter, and filtering layer is quartz sand layer.
Further scheme: the outlet side of aerated conduit is communicated with N number of aeration opening, aeration opening is evenly distributed on the lower surface of wetland and is communicated with aeration layer.
Further scheme: the part of the first rising pipe in fermentation vat is provided with filtering net, and and be provided with threeway between sanitary sewage water inlet pipe; Upflow tube is provided with valve; Aerated conduit is provided with air valve; Water shoot is provided with water valve.
Further scheme: the first sludge pipe and the second sludge pipe and after connecting and wetland connectivity part be provided with sludge pump; Second rising pipe and wetland connectivity part are provided with water pump.
Further scheme: wet land filler layer is efficient poly-phosphorus packing layer, and wetland plant is reed.
Further scheme: efficient poly-phosphorus packing layer thickness is 20 ~ 30cm.
A using method for domestic sewage in rural areas self-circulation artificial wet land treating system, its process is as follows:
Harvesting is carried out and recycling after the wetland plant growth and maturity of A, wetland, discarded wetland plant feeding fermentation vat adds water and carries out anaerobically fermenting, through the fermentation of 30 days, it is made to form small molecular organic acid class, enter settling tank after being collaborated in sanitary sewage water inlet pipe by the first rising pipe and sanitary sewage, the water yield ratio of organic acid and sanitary sewage is 1:150 ~ 300;
B, sanitary sewage are after the precipitation of settling tank, and supernatant liquor enters filtering basin by upflow tube, and throw out forms sludge blanket in the bottom of settling tank;
C, the water entering filtering basin enter filtered water level through the filtration of filtering layer again, and the surface of filtering layer forms sludge blanket;
The water of D, filtered water level enters wetland through the second rising pipe, the denitrification process that organic acid is wetland provides carbon source of easily degrading, and nitration reaction is there is in wetland, simultaneously by efficient poly-phosphorus packing layer dephosphorization, treatment process is: nitration reaction denitrogenation → water shoot draining → idle occurs the second rising pipe water inlet → efficient poly-phosphorus packing layer dephosphorization → aerating apparatus aerobic aeration in aeration layer;
Carry out harvesting after E, wetland plant growth and maturity and recycling, discarded wetland plant is sent into fermentation vat and is carried out anaerobically fermenting, and the small molecular organic acid class formed after fermentation is used for again being recycled in system as the carbon source of whole system;
F, by above step, complete the internal recycling of whole domestic sewage in rural areas self-circulation artificial wet land treating system.
Preferably, the mud that settling tank and filtering basin produce pumped into every 7 ~ 15 days the fertilizer that wetland is used as wetland plant by sludge pump.
Preferably, in step D, aeration layer aeration time is 4 ~ 8h.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with existing known technology, has following unusual effect:
(1) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, settling tank and the interior mud being rich in nitrogen phosphoric produced of filtering basin collect the nutritious fertilizer for wetland plant, solve a difficult problem for rural area sludge disposal, achieve effective utilization of resource; The denitrification process that the organic acid that fermenting tank for fermentation produces is artificial swamp provides carbon source of easily degrading, significantly improve the denitrification effect of system, in addition a large amount of poly-phosphorus filler is provided with in wetland, effectively can remove the phosphorus content in water, avoid the burning of discarded plant simultaneously, realize the recycling of waste;
(2) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, the utilization of tube settler, improves the processing efficiency of settling tank; Filtering basin are sand filter, and filtering layer is quartz sand layer, and economical and practical, running cost is low;
(3) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, being uniformly distributed of N number of aeration opening, improves aeration effect and uniform aeration;
(4) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, the setting of the first rising pipe filtering net, effectively avoids impurity to block the first rising pipe; The setting of the switch such as threeway, valve, improves the handiness of whole system;
(5) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, the setting of sludge pump and water pump improves the processing efficiency of whole system;
(6) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, efficient poly-phosphorus packing layer well can remove the content of phosphorus in water; Wetland plant is reed, can be fast long, consumes nitrogen phosphorus amount in water fast, and cheap, reduces the operation cost of whole system;
(7) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, efficient poly-phosphorus packing layer thickness is 20 ~ 30cm, be that utility model people sums up the thickness range drawn through test of long duration, namely reach effectively process phosphorus and remain, raising operation cost that again can not be too much;
(8) using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, whole operation process forms an effective closed loop operation, and can not produce new pollution and recycle, operation cost is low, and processing efficiency is high;
(9) using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, mud pumped into wetland by sludge pump every 7 ~ 15 days, meet the growth cycle of wetland plant, avoid time too short wetland plant process not in time, the long processing efficiency affecting wetland plant;
(10) using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model, aeration time is 4 ~ 8h, and reality regulates according to water quality situation, improves the versatility of system.
(11) a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present utility model and using method, carbon source comes from system response process, turns waste into wealth, and realizes changing waste into resources and utilizes.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of domestic sewage in rural areas self-circulation of the utility model artificial wet land treating system.
Label declaration in schematic diagram: 1, fermentation vat; 2, settling tank; 3, filtering basin; 4, wetland; 5, aerating apparatus; 11, the first rising pipe; 12, threeway; 13, sanitary sewage water inlet pipe; 21, inclined tube packing layer; 22, upflow tube; 23, the first sludge pipe; 24, sludge pump; 31, filtering layer; 33, the second sludge pipe; 35, water pump; 37, the second rising pipe; 41, wet land filler layer; 43, wetland plant; 45, water shoot; 47, aeration layer; 51, aerated conduit; 53, aeration opening; 55, air valve.
Embodiment
For understanding content of the present utility model further, by reference to the accompanying drawings the utility model is described in detail.
As shown in Figure 1, a kind of domestic sewage in rural areas self-circulation artificial wet land treating system, comprises fermentation vat 1, settling tank 2, filtering basin 3, wetland 4 and aerating apparatus 5; Wherein: fermentation vat 1 is top closed, adopt concrete structure, and be communicated with sanitary sewage water inlet pipe 13 by the first rising pipe 11, the part of the first rising pipe 11 in fermentation vat 1 is provided with filtering net, and and be provided with threeway 12 between sanitary sewage water inlet pipe 13; Settling tank 2 is tube settler, and middle layer is provided with inclined tube packing layer 21, and the basal surface of inclined tube packing layer 21 and the bottom surface of tube settler form sludge blanket, and introduce sanitary sewage by sanitary sewage water inlet pipe 13; Filtering basin 3 are communicated with settling tank 2 by upflow tube 22, and upflow tube is provided with valve; Wetland 4 is communicated with the bottom of filtering basin 3 by the second rising pipe 37; Aerating apparatus 5 is communicated with the bottom of wetland 4 by aerated conduit 51, and the outlet side of aerated conduit 51 is communicated with aeration opening 53, and aeration opening 53 is evenly distributed on the lower surface of wetland 4 and is communicated with aeration layer 47, aerated conduit 51 is provided with air valve 55; Water shoot 45 is provided with water valve; Filtering basin 3 middle layer is provided with filtering layer 31, and the basal surface of filtering layer 31 and the bottom surface of filtering basin 3 form filtered water level; Second sludge pipe 33 is through filtering layer 31, upper end on filtering layer 31 surface, lower end is communicated with wetland 4 after connecting with through the first sludge pipe 23 bottom settling tank 2 through bottom filtering basin 3, the first sludge pipe 23 and the second sludge pipe 33 and connect afterwards and wetland 4 connectivity part be provided with sludge pump 24; Second rising pipe and wetland 4 connectivity part are provided with water pump 35; The middle layer of wetland 4 is provided with wet land filler layer 41, bottom one side arm is provided with water shoot 45, and planting at wet land filler layer 41 upper surface has wetland plant 43, and the bottom surface of lower surface and wetland 4 forms aeration layer 47, wet land filler layer 41 is efficient poly-phosphorus packing layer, and wetland plant 43 is reed.
Embodiment 1
Taihu Lake basin somewhere rural domestic sewage treatment adopts native system to process.Pending domestic sewage in rural areas: ammonia nitrogen 31mg/L, COD 69mg/L, total phosphorus 3.18mg/L, suspended matter 42mg/L.
The using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present embodiment:
Harvesting is carried out and recycling after wetland plant 43 growth and maturity of A, wetland 4, discarded wetland plant 43 is sent into fermentation vat 1 and is added water and carry out anaerobically fermenting, through the fermentation of 30 days, it is made to form small molecular organic acid class, enter settling tank 2 after being collaborated in sanitary sewage water inlet pipe 13 by the first rising pipe 11 and the sanitary sewage after precipitation pretreatment unit filters, the water yield ratio of organic acid and sanitary sewage is 1:300;
B, sanitary sewage are after the precipitation of settling tank 2, and supernatant liquor enters filtering basin 3 by upflow tube 22, and throw out forms sludge blanket in the bottom of settling tank 2;
C, the water entering filtering basin 3 enter filtered water level through the filtration of filtering layer 31 again, and the surface of filtering layer 31 forms sludge blanket; , in the present embodiment, filtering basin 3 are sand filter, and filtering layer 31 is quartz sand layer, and the mud that settling tank 2 and filtering basin 3 produce pumped into every 7 days the fertilizer that wetland 4 is used as wetland plant 43 by sludge pump 24;
The water of D, filtered water level enters wetland 4 through the second rising pipe 37, the denitrification process that organic acid is wetland 4 provides carbon source of easily degrading, and nitration reaction is there is in wetland 4, simultaneously by efficient poly-phosphorus packing layer dephosphorization, efficient poly-phosphorus packing layer thickness is 20cm, and treatment process is: and the second rising pipe 37 intakes → and aeration layer 47 in, there is nitration reaction denitrogenation → water shoot 45 draining → leave unused in efficient poly-phosphorus packing layer dephosphorization → aerating apparatus 4 aerobic aeration; Adopt the mode of intermittent aeration, every day aeration 4h;
Carry out harvesting after E, wetland plant 43 reed growth and maturity and recycling, discarded wetland plant 43 is sent into fermentation vat 1 and is carried out anaerobically fermenting, and the small molecular organic acid class formed after fermentation is used for again being recycled in system as the carbon source of whole system;
F, by above step, complete the internal recycling of whole domestic sewage in rural areas self-circulation artificial wet land treating system.
After process, water outlet after testing, and result is: ammonia nitrogen 1.95mg/L, COD 21.1mg/l, total phosphorus 0.13mg/L, suspended matter 3.2mg/L.
The using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present embodiment, settling tank and the interior mud being rich in nitrogen phosphoric produced of filtering basin collect the nutritious fertilizer for wetland plant, solve a difficult problem for rural area sludge disposal, achieve effective utilization of resource; The denitrification process that the organic acid that fermenting tank for fermentation produces is artificial swamp provides carbon source of easily degrading, significantly improve the denitrification effect of system, in addition a large amount of poly-phosphorus filler is provided with in wetland, effectively can remove the phosphorus content in water, avoid the burning of discarded plant simultaneously, achieve the recycling of waste, whole operation process forms an effective closed loop operation, can not produce new pollution and recycle, operation cost is low, and processing efficiency is high.
Embodiment 2
This application embodiment is positioned at area, water system one tributary, Chaohu, Anhui Province, and Engineering Service object is the pollution of area source such as country sewage in basin and agricultural run-off.Wherein, influent ammonium concentration is 37mg/L, COD concentration is 104.7mg/L, and total phosphorus concentration is 2.63mg/L, and suspended sediment concentration is 35mg/L.
The using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present embodiment, embody rule step is with embodiment 1, and difference is: in steps A, the water yield ratio of organic acid and sanitary sewage is 1:150; The mud that in step C, settling tank 2 and filtering basin 3 produce pumped into every 10 days the fertilizer that wetland 4 is used as wetland plant 43 by sludge pump 24; Aerating apparatus 4 aeration every day 6h in step D, efficient poly-phosphorus packing layer thickness is 30cm.
After process, water outlet after testing, and result is: ammonia nitrogen 2.35mg/L, COD 24.7mg/l, total phosphorus 0.11mg/L, suspended matter 1.89mg/L.
Embodiment 3
This application embodiment is positioned at area, Jiangsu Province's ChangJiang River one tributary, and Engineering Service object is the pollution of area source such as country sewage in basin and agricultural run-off.Wherein, influent ammonium concentration is 42mg/L, COD concentration is 86.8mg/L, and total phosphorus concentration is 6.5mg/L, and suspended sediment concentration is 52mg/L.
The using method of a kind of domestic sewage in rural areas self-circulation artificial wet land treating system of the present embodiment, embody rule step is with embodiment 1, and difference is: in steps A, the water yield ratio of organic acid and sanitary sewage is 1:200; The mud that in step C, settling tank 2 and filtering basin 3 produce pumped into every 2 weeks the fertilizer that wetland 4 is used as wetland plant 43 by sludge pump 24; Aerating apparatus 4 aeration every day 8h in step D, efficient poly-phosphorus packing layer thickness is 25cm.
After process, water outlet after testing, and result is: ammonia nitrogen 1.51mg/L, COD 27.9mg/l, total phosphorus 0.17mg/L, suspended matter 2.42mg/L.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.

Claims (7)

1. a domestic sewage in rural areas self-circulation artificial wet land treating system, comprise fermentation vat (1), settling tank (2), filtering basin (3), wetland (4), it is characterized in that: also comprise aerating apparatus (5); Wherein:
Described fermentation vat (1) is top closed, and is communicated with sanitary sewage water inlet pipe (13) by the first rising pipe (11); Described settling tank (2) introduces sanitary sewage by sanitary sewage water inlet pipe (13); Described filtering basin (3) are communicated with settling tank (2) by upflow tube (22); Described wetland (4) is communicated with by the bottom of the second rising pipe (37) with filtering basin (3); Described aerating apparatus (5) is communicated with by the bottom of aerated conduit (51) with wetland (4);
Described filtering basin (3) middle layer is provided with filtering layer (31), and the basal surface of filtering layer (31) and the bottom surface of filtering basin (3) form filtered water level; Second sludge pipe (33) through filtering layer (31), upper end on filtering layer (31) surface, lower end rear to be communicated with wetland (4) with the first sludge pipe (23) connecting through settling tank (2) bottom through filtering basin (3) bottom;
The middle layer of described wetland (4) is provided with wet land filler layer (41), bottom one side arm is provided with water shoot (45), plant at wet land filler layer (41) upper surface and have wetland plant (43), the bottom surface of lower surface and wetland (4) forms aeration layer (47).
2. a kind of domestic sewage in rural areas self-circulation artificial wet land treating system according to claims 1, it is characterized in that: described settling tank (2) is tube settler, middle layer is provided with inclined tube packing layer (21), and the basal surface of inclined tube packing layer (21) and the bottom surface of tube settler form sludge blanket; Described filtering basin (3) are sand filter, and described filtering layer (31) is quartz sand layer.
3. a kind of domestic sewage in rural areas self-circulation artificial wet land treating system according to claims 1 or 2, it is characterized in that: the outlet side of described aerated conduit (51) is communicated with N number of aeration opening (53), aeration opening (53) is evenly distributed on the lower surface of wetland (4) and is communicated with aeration layer (47).
4. a kind of domestic sewage in rural areas self-circulation artificial wet land treating system according to claims 1 or 2, it is characterized in that: the described part of the first rising pipe (11) in fermentation vat (1) is provided with filtering net, and and be provided with threeway (12) between sanitary sewage water inlet pipe (13); Described upflow tube is provided with valve; Described aerated conduit (51) is provided with air valve (55); (45) are provided with water valve with water shoot.
5. a kind of domestic sewage in rural areas self-circulation artificial wet land treating system according to claims 4, is characterized in that: described the first sludge pipe (23) and the second sludge pipe (33) and after connecting and wetland (4) connectivity part be provided with sludge pump (24); The second described rising pipe and wetland (4) connectivity part are provided with water pump (35).
6. a kind of domestic sewage in rural areas self-circulation artificial wet land treating system according to claims 3, is characterized in that: described wet land filler layer (41) is efficient poly-phosphorus packing layer, and described wetland plant (43) is reed.
7. a kind of domestic sewage in rural areas self-circulation artificial wet land treating system according to claims 6, is characterized in that: described efficient poly-phosphorus packing layer thickness is 20 ~ 30cm.
CN201520318003.XU 2015-05-15 2015-05-15 A kind of domestic sewage in rural areas self-circulation artificial wet land treating system Expired - Fee Related CN204625449U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104817238A (en) * 2015-05-15 2015-08-05 环境保护部南京环境科学研究所 Rural domestic sewage self-circulation artificial wetland treatment system and using method thereof
CN109761371A (en) * 2019-03-22 2019-05-17 商洛学院 A kind of improved constructed wetland device
WO2021209692A1 (en) * 2020-04-14 2021-10-21 Communaute De Communes Des Portes De Meuse Method for treating and degrading organic micropollutants by means of plant formation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104817238A (en) * 2015-05-15 2015-08-05 环境保护部南京环境科学研究所 Rural domestic sewage self-circulation artificial wetland treatment system and using method thereof
CN104817238B (en) * 2015-05-15 2016-08-24 环境保护部南京环境科学研究所 A kind of domestic sewage in rural areas self-loopa artificial wet land treating system and using method thereof
CN109761371A (en) * 2019-03-22 2019-05-17 商洛学院 A kind of improved constructed wetland device
WO2021209692A1 (en) * 2020-04-14 2021-10-21 Communaute De Communes Des Portes De Meuse Method for treating and degrading organic micropollutants by means of plant formation

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