CN102139961A - Multilayer vegetation zone water quality in situ purification method for highly polluted tributary inlet - Google Patents

Multilayer vegetation zone water quality in situ purification method for highly polluted tributary inlet Download PDF

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Publication number
CN102139961A
CN102139961A CN2011100366599A CN201110036659A CN102139961A CN 102139961 A CN102139961 A CN 102139961A CN 2011100366599 A CN2011100366599 A CN 2011100366599A CN 201110036659 A CN201110036659 A CN 201110036659A CN 102139961 A CN102139961 A CN 102139961A
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gabion
tributary
water
vegetation zone
multilayer
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CN2011100366599A
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CN102139961B (en
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王超
王沛芳
钱进
侯俊
李丽娜
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Hohai University HHU
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Hohai University HHU
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    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Abstract

The invention relates to a multilayer vegetation zone water quality in situ purification method for a highly polluted tributary inlet, which is characterized in that reinforcing steel bars with the diameter of 6 and steel wires are manufactured into gabion frames with the diameter of about 1m; one end of each gabion frame is sealed; the other end of each gabion frame is movable; rock blocks, gravels and soil are added to the gabion frames; emergent aquatic plant root systems such as reeds, acorus calamus and the like are planted in soil; and each movable end is sealed and is manufactured into a gabion body with the length which is determined according to the river width of the tributary inlet to be purified. A plurality of gabion bodies are combined by timber piles and fixed at the tributary inlet to be repaired; ripraps are used for side pressing; submerged plants such as tape grasses, waterweeds an the like are planted between two gabion bodies so as to form a multilayer vegetation zone water quality in situ purification system which takes the plurality of gabion bodies and emergent aquatic plants on the gabion bodies as the main parts and is assisted by the submerge plants among the gabions. The method has the advantages of gradually purifying water body of the highly polluted tributary inlet under of physical chemistry and biological functions including matrix interception, micro-biological degradation, plant system absorption, root system adsorption and the like and improving water environments of the tributary inlet so as to provide effective guarantee for the quality of water flowing into a main stream.

Description

Heavily contaminated tributary inlet multilayer vegetation zone water quality situ purification method
Technical field the present invention relates to is a kind of being applicable under the fluid stream channel ordinary water-level condition, and the water yield is less and do not have the heavily contaminated tributary inlet multilayer vegetation zone water quality situ purification method of shipping request, belongs to river water purification of water quality and ecological reestablishment field.
Background technology
In recent years, because urbanization process is accelerated and industrial and agricultural development, the river Lake Water Body is polluted aggravation, and some water bodys even lost due ecological functions have greatly hindered the progress of human society and the raising of people's living standard.Nationwide surface water body water quality characteristic is at present: master stream water quality is better than the tributary, and reservoir is better than the lake, and the lake is better than the river course, and the mountain area water body is better than plain river network.The present situation of river course surface water environmental pollution is: master stream, network of waterways water quality is good substantially, and a fluid stream channel, middle and small river pollute outstanding; The urban river organic contamination is serious, the black smelly phenomenon of water body generally occurs; Suburbs samll cities and towns network of waterways water quality rapid deterioration has become new water environment pollution center.
Numerous experts and scholars discover, China's tributary water pollution at present is mainly reflected in three aspects, the one, and using of fertilizer and pesticide makes that farmland ditch draining water quality is relatively poor, and then it is serious to cause farmland drainage to go into river tributary inlet water pollution; The 2nd, it is seriously polluted that domestic sewage in rural areas by using and poultry manure cause the village, rural area to prop up fluid stream channel water; The 3rd, the discharging of city domestic sewage and the industrial point-source pollution of part causes into tributary, the city river water quality in master stream relatively poor.Tributary river water body prevention and cure of pollution are importances of improving the great rivers water surrounding, and research and development heavily contaminated tributary inlet water quality purification techniques is extremely urgent.
Summary of the invention
What the present invention proposed is a kind of being applicable under the fluid stream channel ordinary water-level condition, the water yield is less and do not have a heavily contaminated tributary inlet multilayer vegetation zone water quality situ purification method of shipping request, its objective is the filtration and the microbial process that utilize the multilayer gabion, and emergent vegetation zone that forms and submerged plant absorption, absorption, the degradation of contaminant between the gabion, improve the tributary water quality that flows into the river course, master stream, and progressively improve the ecotope of heavily contaminated tributary inlet.
Technical solution of the present invention: heavily contaminated tributary inlet multilayer vegetation zone water quality situ purification method, it is characterized in that (1) employing Φ 6 reinforcing bars and steel wire are made into the gabion framework about diameter 1m, the sealing of gabion framework one end, the movable cylindrical shape of the other end, length is according to intending purifying the river width decision of the concrete job location of tributary inlet, and gabion framework diameter also can be adjusted according to intending purifying the tributary inlet depth of water; (2) the gabion framework is finished at produce in factory, in the gabion framework, add 100～200 blocks of stones of Φ at the construction field (site), and between the piece stone space of gabion framework, suitably add gravel and the soil that some intend purifying the localities, tributary, in soil, insert emergent root systems such as kind of reed and calamus, with the movable end sealing of gabion, the gabion system is finished then; When (3) constructing, 1) the gabion body and function timber of making is fixed in the transverse section of intending purifying tributary inlet, require fixing many gabion bodies capable of being combined to form multilayer gabion associated plant according to actual, vertically fix a gabion body in the transverse section, tributary along the tributary when specifically constructing every 5～10m; 2) reinforce at gabion body both sides jackstone, growth along with emergent on the gabion body, water body is purified by the filtration of piece stone and soil in the gabion and emergent absorption, the root system adsorption of growing on its surperficial microbial film Degradation that forms and gabion body, water transparency is improved, and dissolved oxygen obtains increasing; 3) this moment common submerged plants such as plantation eel grass, water caltrop, waterweed in the middle of two gabions, forming based on many gabion bodies and going up between emergent vegetation zone, gabion that submerged plant is with is the multilayer vegetation zone water quality in-situ purification system of assisting.
Advantage of the present invention and effect are: when (1) utilizes the present invention to purify heavily contaminated tributary inlet water quality, based on many gabion bodies and after upward the submerged plant band is the multilayer vegetation zone water quality in-situ purification system moulding of assisting between emergent vegetation zone, gabion, form " multilayer vegetation zone-matrix-microorganism " total system gradually, by matrix hold back, physical chemistry such as microbiological deterioration, plant absorbing, root system absorption and biological action progressively purify heavily contaminated tributary water quality, improve the tributary inlet water surrounding, provide guarantee effectively for importing the master stream water quality.(2) the present invention plants emergent on the gabion body, plants planting submerged plant between gabion, forms the multilayer vegetation zone.Choose seeds common emergent such as reed, calamus, Canna generalis Bailey, Chinese celery, Rush etc., not only water quality there is good cleaning action, and growth is fast, output is high, can bring must economic benefit, the strong four seasons of the winter hardiness that has are evergreen as Chinese celery, Rush and calamus etc., and can reach good landscape effect by the collocation plantation.Emergent is not only remarkable to the purifying of the hypertrophic water system effect, and heavy metal also there is the certain absorption effect, China typical case Plain River Network Areas middle and small river is because of being subjected to the pollution problem of industrial or agricultural polluted heavy metals serious day by day, and advantage of the present invention is more obvious under this background.Choose seeds common submerged plant such as eel grass, water caltrop, Huang Sicao, waterweeds etc. have stronger clean-up capability, and winter hardiness is strong.(3) the multilayer vegetation zone photosynthesis of Xing Chenging is strong, can provide required oxygen for biologies such as microorganism, fish, batrachianss, the multilayer vegetation zone of growing thickly also provides abundant food source and good habitat for hydrobionts such as batrachians biology, fish, the not only view enhancing of in picturesque disorder vegetation zone, but the accretion species diversity progressively improves the tributary inlet ecosystem.(4) the gabion body of the present invention's use is cheap, can realize batch production production, is not subjected to the restriction of execution conditions such as time, season, weather, place, and construction is simple, can realize mechanized operation.The present invention is applicable under the fluid stream channel ordinary water-level condition, and the water yield is less and do not have the heavily contaminated water body of shipping request, and as than deluge the time, the gabion device face that blocks water is less, does not influence the flood discharge requirement.
Description of drawings
Accompanying drawing 1 is a heavily contaminated tributary inlet multilayer vegetation zone water quality original position cleaning project floor plan synoptic diagram.
Accompanying drawing 2 is heavily contaminated tributary inlet multilayer vegetation zone water quality original position cleaning project diagrammatic cross-sections.
Accompanying drawing 3 is gabion body sectional views.
1 is φ 6 reinforcing bars among the figure, the 2nd, and steel wire, the 3rd, the gabion framework, the 4th, purify tributary inlet, the 5th, piece stone, the 6th, gravel and soil, the 7th, emergent root system, the 8th, gabion body, the 9th, emergent vegetation zone, the 10th, timber, the 11st, jackstone, the 12nd, emergent, the 13rd, submerged plant, the 14th, emergent vegetation zone.
Embodiment
Contrast accompanying drawing 1,2,3, heavily contaminated tributary inlet multilayer vegetation zone water quality situ purification method, 1) adopt Φ 6 reinforcing bars 1 to be made into about diameter 1m with steel wire 2, the mobilizable cylindrical gabion framework 3 of the one end sealing the other end, length is according to intending purifying the river width decision of the concrete job location of tributary inlet, and gabion framework diameter also can be adjusted according to intending purifying the tributary inlet depth of water; 2) gabion framework 3 is finished at produce in factory, in gabion framework 3, add 100～200 blocks of stones 5 of Φ at the construction field (site), and between the piece stone space of gabion framework, suitably add gravel and the soil 6 that some intend purifying the localities, tributary, in soil, insert emergent root systems 7 such as kind of reed and calamus, then with the sealing of the movable end of gabion, gabion body 8 complete (Fig. 3).Notice that emergent vegetation zone 9 forms back plant-growth density and should not influence the normal flood passage requirement in river course.During construction, 1) the gabion body and function timber of making 10 is fixed in the transverse section of intending purifying tributary inlet 4, require fixing many gabion bodies capable of being combined to form multilayer gabion associated plant according to actual, vertically fix a gabion body in the transverse section, tributary along the tributary when specifically constructing every 5～10m; 2) reinforce at gabion body both sides jackstone 11.Growth along with emergent on the gabion body, water body by piece stone and soil in the gabion filtration and microbial film Degradation that forms on its surface and gabion body on the effects such as emergent 12 absorptions, root system absorption of growing be purified, water transparency is improved, and dissolved oxygen obtains increasing; 3) this moment common submerged plants 13 such as plantation eel grass, water caltrop, waterweed in the middle of two gabions, forming based on many gabion bodies and going up between emergent vegetation zone 14, gabion that submerged plant is with is the multilayer vegetation zone water quality in-situ purification system of assisting.
Based on many gabion bodies and after upward the submerged plant band is the multilayer vegetation zone water quality in-situ purification system moulding of assisting between emergent vegetation zone, gabion, a large amount of microorganisms and constitute microbial film will grow matrix such as piece stone, gravel and soil and emergent root system surface in the gabion, and, form " multilayer vegetation zone-matrix-microorganism " total system in conjunction with the submerged plant that grows between gabion.When the tributary water body by after the purification system of gabion multilayer vegetation zone, the suspended solid in the river is stopped by piece stone, gravel and soil and root system of plant to be held back; Organic removed by biomembranous absorption and assimilation, dissimilation; The variation of effect of roots of plants district and tributary inlet water level makes the microbial film in the gabion body keep " anaerobic-aerobic " alternate run, guaranteed that the nitrogen in the water, phosphorus can not only directly be absorbed as nutrition by plant and microorganism, but also can remove from water the excess accumulation effect of phosphorus by nitrated, denitrification and microorganism, reach the purpose and the effect that purify water pollutant.And, finally pollutent is thoroughly removed from the water body of tributary by filler in the gabion body is regularly replaced and gather in plant.
Along with emergent and submerged plant growth, water transparency improves gradually, dissolved oxygen increases, water correction, for the tributary inlet Ecological Recovery of Water provides the fine environment basis, the multilayer vegetation zone that forms provides good habitat for hydrobionts such as batrachians biology, fish, can progressively improve the tributary inlet quality of water environment.

Claims (2)

1. heavily contaminated tributary inlet multilayer vegetation zone water quality situ purification method, it is characterized in that (1) employing Φ 6 reinforcing bars and steel wire are made into the gabion framework about diameter 1m, the sealing of gabion framework one end, the movable cylindrical shape of the other end, length is according to intending purifying the river width decision of the concrete job location of tributary inlet, and gabion framework diameter also can be adjusted according to intending purifying the tributary inlet depth of water; (2) the gabion framework is finished at produce in factory, in the gabion framework, add 100～200 blocks of stones of Φ at the construction field (site), and between the piece stone space of gabion framework, suitably add gravel and the soil that some intend purifying the localities, tributary, in soil, insert emergent root systems such as kind of reed and calamus, with the movable end sealing of gabion, the gabion system is finished then; When (3) constructing, 1) the gabion body and function timber of making is fixed in the transverse section of intending purifying tributary inlet, require fixing many gabion bodies capable of being combined to form multilayer gabion associated plant according to actual, vertically fix a gabion body in the transverse section, tributary along the tributary when specifically constructing every 5～10m; 2) reinforce at gabion body both sides jackstone, growth along with emergent on the gabion body, water body is purified by the filtration of piece stone and soil in the gabion and emergent absorption, the root system adsorption of growing on its surperficial microbial film Degradation that forms and gabion body, water transparency is improved, and dissolved oxygen obtains increasing; 3) this moment common submerged plants such as plantation eel grass, water caltrop, waterweed in the middle of two gabions, forming based on many gabion bodies and going up between emergent vegetation zone, gabion that submerged plant is with is the multilayer vegetation zone water quality in-situ purification system of assisting.
2. heavily contaminated tributary inlet multilayer according to claim 1 vegetation zone water quality situ purification method, it is characterized in that based on many gabion bodies and last emergent vegetation zone thereof, after the submerged plant band is the multilayer vegetation zone water quality in-situ purification system moulding of assisting between gabion, piece stone in the gabion, a large amount of microorganisms and constitute microbial film will grow for matrix such as gravel and soil and emergent root system surface, and in conjunction with the submerged plant that grows between gabion, form multilayer vegetation zone-matrix-microbiological comprehensive treatment system, after the tributary water body passed through gabion multilayer vegetation zone purification system, the suspended solid in the river was by piece stone, gravel and soil and root system of plant stop to be held back; Organic removed by biomembranous absorption and assimilation, dissimilation; The variation of effect of roots of plants district and tributary inlet water level makes the microbial film in the gabion body keep " anaerobic-aerobic " alternate run, guaranteed that the nitrogen in the water, phosphorus can not only directly be absorbed as nutrition by plant and microorganism, or by nitrated, denitrification and microorganism the excess accumulation effect of phosphorus is removed from water, reach the purpose and the effect that purify water pollutant; And, finally pollutent is thoroughly removed from the water body of tributary by filler in the gabion body is regularly replaced and gather in plant.
CN2011100366599A 2011-02-12 2011-02-12 Multilayer vegetation zone water quality in situ purification method for highly polluted tributary inlet Expired - Fee Related CN102139961B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103306241A (en) * 2013-06-21 2013-09-18 清华大学 Watercourse and rubber dam water storage system
CN105174471A (en) * 2015-09-16 2015-12-23 赵亚勋 Reinforced black odorous river microecological reconstruction/balance and water quality improvement method
CN105836900A (en) * 2016-06-03 2016-08-10 北京荣蒂盛环境科技有限公司 Ecological water purifying system
CN106192938A (en) * 2016-07-12 2016-12-07 山东省分析测试中心 A kind of ecological canal system for farmland water-break pollution prevention and construction method
CN109502761A (en) * 2019-01-08 2019-03-22 上海市园林设计研究总院有限公司 A kind of ecological pond infiltration wall and ecoscape water in-situ treatment method
CN110156176A (en) * 2019-06-21 2019-08-23 南京大学 A kind of compound river bioreactor system, construction method and application
CN110422967A (en) * 2019-08-28 2019-11-08 星景生态环保科技（苏州）有限公司 A kind of non-irrigated island of ecology suitable for Intermittent blockage river
CN111056702A (en) * 2019-12-11 2020-04-24 安徽百和环保科技有限公司 A water clean system for river course tributary mouth
CN113371944A (en) * 2021-07-02 2021-09-10 广西壮族自治区自然资源生态修复中心 Treatment method for high-density river channel development in villages

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2767433Y (en) * 2005-01-14 2006-03-29 河海大学 Ecological concrete purifying trough at running water shore
CN101219834A (en) * 2008-01-22 2008-07-16 河海大学 Method for shaping ecological decontaminating type combination stream channel wet land system
CN201581378U (en) * 2009-12-07 2010-09-15 杭州实创建设有限公司 Green galvanized gabion

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2767433Y (en) * 2005-01-14 2006-03-29 河海大学 Ecological concrete purifying trough at running water shore
CN101219834A (en) * 2008-01-22 2008-07-16 河海大学 Method for shaping ecological decontaminating type combination stream channel wet land system
CN201581378U (en) * 2009-12-07 2010-09-15 杭州实创建设有限公司 Green galvanized gabion

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103306241A (en) * 2013-06-21 2013-09-18 清华大学 Watercourse and rubber dam water storage system
CN105174471A (en) * 2015-09-16 2015-12-23 赵亚勋 Reinforced black odorous river microecological reconstruction/balance and water quality improvement method
CN105836900A (en) * 2016-06-03 2016-08-10 北京荣蒂盛环境科技有限公司 Ecological water purifying system
CN106192938A (en) * 2016-07-12 2016-12-07 山东省分析测试中心 A kind of ecological canal system for farmland water-break pollution prevention and construction method
CN106192938B (en) * 2016-07-12 2018-12-07 山东省分析测试中心 A kind of ecological canal system and construction method for farmland water-break pollution prevention
CN109502761A (en) * 2019-01-08 2019-03-22 上海市园林设计研究总院有限公司 A kind of ecological pond infiltration wall and ecoscape water in-situ treatment method
CN110156176A (en) * 2019-06-21 2019-08-23 南京大学 A kind of compound river bioreactor system, construction method and application
CN110422967A (en) * 2019-08-28 2019-11-08 星景生态环保科技（苏州）有限公司 A kind of non-irrigated island of ecology suitable for Intermittent blockage river
CN111056702A (en) * 2019-12-11 2020-04-24 安徽百和环保科技有限公司 A water clean system for river course tributary mouth
CN113371944A (en) * 2021-07-02 2021-09-10 广西壮族自治区自然资源生态修复中心 Treatment method for high-density river channel development in villages

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