CN100572303C - The ecological decontaminating type combination stream channel wet land system forming method - Google Patents
The ecological decontaminating type combination stream channel wet land system forming method Download PDFInfo
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- CN100572303C CN100572303C CNB2008100187366A CN200810018736A CN100572303C CN 100572303 C CN100572303 C CN 100572303C CN B2008100187366 A CNB2008100187366 A CN B2008100187366A CN 200810018736 A CN200810018736 A CN 200810018736A CN 100572303 C CN100572303 C CN 100572303C
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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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The present invention is the ecological decontaminating type combination stream channel wet land system forming method, it is characterized in that on new riverbed by the supreme circular gravel of 30～60mm, the medium gravel of 12mm, 6mm gravel, coarse sand and the soil matrix of successively filling in the end, form compound riverbed, top, shoal, compound riverbed is positioned under the draughty water level in river; Planting aquatic plants on the pedosphere in shoal, compound riverbed, deep trouth slope form ecological decontaminating type combination stream channel wet land system with ecological concrete revetment.Advantage: can form " plant-matrix-microorganism " total system, strengthen the self-purification capacity in river, purify river water, improve the river water environmental quality; With the river bed cross section form be transformed into shoal and deep trouth and the compound riverbed structure of depositing and the river vertically on overlapping lay the riverbed wet land system, be beneficial to hydrobiont and perch growth and river species diversity; Lay water distributor tail water up to standard is carried out advanced treatment; Simple structure, construction, easy to use, function-stable, cost are low.
Description
Technical field
The present invention relates to the original position purification of water quality of river water and the technological method of restoration of the ecosystem, particularly utilize artificial swamp principle original position to purify water quality of river, build the ecological decontaminating type combination stream channel wet land system forming method that hydrobiont perches suitable diversified environment.Belong to river water purification of water quality and ecological reestablishment field.
Background technology
At present, the purification treatment technology of river polluted water body mainly can be divided into dystopy treatment technology and in-situ treatment technology.The dystopy treatment technology of polluted-water is meant that the polluted-water in the river guides the external purification facility into and handle, this method decontamination effect improving is obvious, but processing power is very limited, only be applicable to special small-sized irrigation canals and ditches river, very little to the whole water correction contribution in big-and-middle-sized river, and floor space is big, big, the complex management of investment amount.The original position purification treatment technology of polluted-water is meant the technology of directly polluted-water being carried out purifying treatment in the river, mainly comprises physical cleaning method (as diversion dilution, bed mud dredging etc.), chemical purification (as chemical agent, coagulative precipitation etc.), the biological-ecological method of purification (as throwing bacterium technology, waterplant technology, bio-carrier technology, storehouse, pool technology etc.).Wherein: physical cleaning method processing unit is simple, easy handling, and treatment effect is obvious, but quantities is bigger, easily causes secondary pollution, cures the symptoms, not the disease; The chemical purification easy handling cooperates other method treatment effect obvious, but is not suitable for the very fast water body of flow velocity, and control expense is higher, easily causes secondary pollution, cures the symptoms, not the disease; The biological-ecological method of purification is utilized natural, ecological factors such as hydrobiological vital movement and oxygen, water pollutant is shifted, transforms and degrades, thereby water body is purified, its treatment effect is obvious, reduced investment, need not consume energy or low power consuming, and be beneficial to the recovery gradually of the stream's self-purification ability and the ecosystem, thereby become the focus research and development technology of polluted-water original position purifying treatment gradually.But at present also there is certain defective in the biological-ecological purification techniques, and for example: throw the bacterium technology and the waterplant technology is wayward and management, the improper use meeting impacts endemic species and ecosystem system architecture; The bio-carrier technology can affect improper being arranged in the river such as biological grid, biologic packing material, artificial floating bed, artificial floating island to functions such as its flood passage, shippings; Storehouse, pool technology with weir with the river people for being divided into some impounded bodies, changed it and flowed and be communicated with characteristic, had a strong impact on the ecosystem structure and the function in river.
Summary of the invention
Purpose of the present invention is intended to overcome existing river water purification of water quality and the existing defective of ecological reestablishment method, a kind of ecological decontaminating type combination stream channel wet land system forming method is proposed, realize the unification of clean dirt and ecological functions: on the riverbed, construct artificial wet land system, utilize the clean dirty principle of artificial swamp to purify river water and Sewage Plant qualified discharge tail water effectively; By the river bed cross section form is transformed into shoal and deep trouth and the compound riverbed structure of depositing and the river vertically on overlapping lay the riverbed wet land system, the river is gone up in the horizontal and vertically formed diversified environment, be beneficial to hydrobiont and perch growth and river species diversity, and realize that the riverbed wet land system does not influence the river original function, simple structure, easy construction, function-stable, cheap, easy to use.
Technical solution of the present invention: it is characterized in that excavation transformation original bed, on new riverbed by the supreme matrix such as the circular gravel of 30～60mm, the medium gravel of 12mm, 6mm gravel, coarse sand and soil of successively filling in the end, form compound riverbed, top, shoal, compound riverbed is positioned under the draughty water level in river, planting aquatic plants on the pedosphere in shoal, compound riverbed, deep trouth slope, compound riverbed forms ecological decontaminating type combination stream channel wet land system with ecological concrete revetment.River width is more than or equal in the 50m river, the river vertically on the inboard ecological decontaminating type combination stream channel wet land system of laying continuously in two sides, system-wide differs, the edge is streamlined; River width greater than 10m less than in the 50m river, the river vertically on two sides are inboard staggeredly lays ecological decontaminating type combination stream channel wet land system at interval, each system is circular arc type; River width is smaller or equal in the 10m river, the river vertically on the staggered ecological decontaminating type combination stream channel wet land system of laying at interval in the outside, two sides, each system is circular arc type, jackstone is set in each wet land system upstream, riverbed blocks weir and pool formation drop, and utilize drop control water (flow) direction, make current enter the riverbed wet land system along preferred angle.Gravel bed at the riverbed wet land system is laid water distributor, and Sewage Plant qualified discharge tail water evenly is distributed into the riverbed wet land system by water distributor.
After the moulding of this ecological decontaminating type combination stream channel wet land system, will grow a large amount of microorganisms and constitute microbial film of matrix such as gravel, coarse sand and soil and root system of plant surface form " plant-matrix-microorganism " total system.When river water or Sewage Plant qualified discharge tail water entered the riverbed wet land system, the SS in the water (suspended solid) stopped by gravel, coarse sand and soil and root system of plant and holds back, and organicly removed by biomembranous absorption and assimilation, dissimilation; The variation of effect of roots of plants district and river level makes the microbial film in the riverbed wet land system 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.Then, filler is regularly replaced and gather in plant, finally pollutent is thoroughly disposed from river system.In addition, the structure of riverbed wet land system will form shoal and deep trouth and deposit in the river compound riverbed structure, make river hydrobiont habitat transversely become more diversified, the riverbed wet land system the river vertically on overlapping lay, also will form the diversified environment that suitable hydrobiont perches existence on vertically in the river, this all will help river species diversity and ecosystem health.
Advantage of the present invention: structure riverbed artificial wet land system in the river, form " plant-matrix-microorganism " total system, can strengthen the self-purification capacity in river, purify river water effectively, improve the river water environmental quality; Transform original bed as compound riverbed, the diversified environment that makes the river form shoal and zanjon in the horizontal and deposit helps hydrobiont and perches growth; According to river different scale characteristics the riverbed wet land system is laid in the river, built vertically sinuous form in river and diversified environment, help species diversity and ecosystem health; Gravel bed at ecological decontaminating type combination stream channel wet land system is laid water distributor, and sewage evenly is distributed into the riverbed wet land system by water distributor, can carry out advanced treatment to row to the Sewage Plant in river tail water up to standard effectively; Native system does not influence the river original function, and simple structure, easy construction, function-stable, cheap, easy to use.
Description of drawings
Accompanying drawing 1 is that river width is more than or equal to system schematic of the present invention in the 50m river.
Accompanying drawing 2 be river width greater than 10m less than system schematic of the present invention in the 50m river.
Accompanying drawing 3 is that river width is smaller or equal to system schematic of the present invention in the 10m river.
Accompanying drawing 4 is the laying synoptic diagram on river width flows vertically along the river more than or equal to the present invention in the 50m river.
Accompanying drawing 5 is the laying synoptic diagram on river width flows vertically greater than 10m along the river less than the present invention in the 50m river.
Accompanying drawing 6 is that synoptic diagram is laid in the application on river width flows vertically along the river smaller or equal to the present invention in the 10m river.
Among the figure 1 is original bed, the 2nd, and new riverbed, 3 is the circular gravels, the 4th of 30～60mm, the medium gravel of 12mm, the 5th, and 6mm gravel, the 6th, coarse sand, the 7th, soil, the 8th, ecological concrete plate, the 9th, emergent, the 10th, submerged plant, the 11st, draughty water level, the 12nd, Sewage Plant tail water delivery pipe up to standard, the 13rd, water distributor, the 14th, bank line, the 15th, ecological decontaminating type combination stream channel wet land system, the 16th, jackstone block weir, the 17th, pool.
Embodiment
Excavation is transformed original bed 1, two side bottoms are laid water distributor 13 on new 2 nearly riverbanks, riverbed, and by the supreme matrix such as the circular gravel 3 of 30～60mm, the medium gravel 4 of 12mm, 6mm gravel 5, coarse sand 6 and soil 7 of successively filling in the end, form compound riverbed, top, shoal, compound riverbed is positioned under the draughty water level 11 in river, plantation emergent 9 and submerged plant 10 on the pedosphere in shoal, compound riverbed, deep trouth slope, compound riverbed form ecological decontaminating type combination stream channel wet land system 15 with ecological concrete plate 8 revetments.The river vertically on the both sides bank line 14 inboard ecological decontaminating type combination stream channel wet land systems 15 of laying continuously, system-wide differs, the edge is streamlined.
Excavation is transformed original bed 1, at the one-sided laying water distributor 13 in new nearly riverbank, 2 bottoms, riverbed, and by the supreme matrix such as the circular gravel 3 of 30～60mm, the medium gravel 4 of 12mm, 6mm gravel 5, coarse sand 6 and soil 7 of successively filling in the end, form compound riverbed, top, shoal, compound riverbed is positioned under the draughty water level 11 in river, plantation emergent 9 and submerged plant 10 on the pedosphere in shoal, compound riverbed, deep trouth slope, compound riverbed form ecological decontaminating type combination stream channel wet land system 15 with ecological concrete plate 8 revetments.The river vertically on both sides bank line 14 is inboard staggeredly lays ecological decontaminating type combination stream channel wet land system 15 at interval, each system is circular arc type.
Excavate former river course bank slope one side and transform original bed 1, lay water distributor 13 in 2 bottoms, new riverbed that form, and by the supreme matrix such as the circular gravel 3 of 30～60mm, the medium gravel 4 of 12mm, 6mm gravel 5, coarse sand 6 and soil 7 of successively filling in the end, form compound riverbed, top, shoal, compound riverbed is positioned under the draughty water level 11 in river, plantation emergent 9 and submerged plant 10 on the pedosphere in shoal, compound riverbed, deep trouth slope, compound riverbed forms ecological decontaminating type combination stream channel wet land system 15 with ecological concrete plate 8 revetments.The river vertically on bank line 14 outsides in both sides are staggered lays riverbed wet land system 15 at interval, each system is circular arc type.Jackstone is set in each wet land system upstream, riverbed blocks weir 16 and pool 17 formation drops, utilize drop control water (flow) direction, make current enter riverbed wet land system 15 along preferred angle.
Claims (4)
1, ecological decontaminating type combination stream channel wet land system forming method, it is characterized in that excavation transformation original bed, on new riverbed by the supreme circular gravel of 30～60mm, the medium gravel of 12mm, 6mm gravel, coarse sand and the soil matrix of successively filling in the end, form compound riverbed, top, shoal, compound riverbed is positioned under the draughty water level in river, planting aquatic plants on the pedosphere in shoal, compound riverbed, deep trouth slope, compound riverbed form ecological decontaminating type combination stream channel wet land system with ecological concrete revetment.
2, ecological decontaminating type combination stream channel wet land system forming method according to claim 1, it is characterized in that described ecological decontaminating type combination stream channel wet land system, river width is during greater than 10m, be laid in vertical inboard, two sides of going up in river continuously, its river width is more than or equal in the 50m river, and the ecological decontaminating type combination stream channel wet land system width differs, the edge is streamlined; River width greater than 10m less than the 50m river in, the river vertically go up that two sides are inboard staggeredly lays ecological decontaminating type combination stream channel wet land system at interval, each system is circular arc type; River width is smaller or equal in the 10m river, the river vertically on the outside, two sides is staggered lays ecological decontaminating type combination stream channel wet land system at interval, each system is circular arc type.
3, ecological decontaminating type combination stream channel wet land system forming method according to claim 2, it is characterized in that described river width is smaller or equal in the 10m river, jackstone is set in each wet land system upstream, riverbed blocks weir and pool formation drop, and utilize drop control water (flow) direction, make current enter the riverbed wet land system along preferred angle.
4, ecological decontaminating type combination stream channel wet land system forming method according to claim 1, it is characterized in that described gravel bed laying water distributor at ecological decontaminating type combination stream channel wet land system, qualified discharge tail water evenly is distributed into the riverbed wet land system by water distributor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100187366A CN100572303C (en) | 2008-01-22 | 2008-01-22 | The ecological decontaminating type combination stream channel wet land system forming method |
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| CNB2008100187366A CN100572303C (en) | 2008-01-22 | 2008-01-22 | The ecological decontaminating type combination stream channel wet land system forming method |
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| CN100572303C true CN100572303C (en) | 2009-12-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101624233B (en) * | 2009-08-06 | 2011-03-30 | 上海交通大学 | Gravity-flow type semi-matrix artificial water culture wetland device |
| US20210179445A1 (en) * | 2019-03-04 | 2021-06-17 | Louis A. Licht | PhAGR BASIN |
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| CN102557253B (en) * | 2011-01-04 | 2013-04-24 | 长江水利委员会长江科学院 | Organism-strengthened pollution reducing ditch |
| CN102139961B (en) * | 2011-02-12 | 2012-07-04 | 河海大学 | Multilayer vegetation zone water quality in situ purification method for highly polluted tributary inlet |
| CN102146666B (en) * | 2011-02-16 | 2012-10-24 | 河海大学 | River waterfront multiplayer composite plant pollutant purification zone and construction method of river waterfront multiplayer composite plant pollutant purification zone |
| CN102730823B (en) * | 2012-07-10 | 2015-04-08 | 中国科学院生态环境研究中心 | Simulative nature river course water purification system |
| CN103626354B (en) * | 2012-08-24 | 2015-10-21 | 上海太和水环境科技发展有限公司 | Submerged vegetation and floatingleaved vegetation mixed type subsurface flow wetland system |
| CN103787505B (en) * | 2014-01-23 | 2015-09-30 | 内蒙古科技大学 | For the W type artificial swamp of contaminated site batrachians protection |
| CN103866743B (en) * | 2014-02-14 | 2015-07-08 | 河海大学 | Environment-friendly barrage and water body purification method |
| CN104961245A (en) * | 2015-07-13 | 2015-10-07 | 北京荣蒂盛环境科技有限公司 | Biological purifying system of water body on side slope of river or lake |
| CN105256761B (en) * | 2015-11-18 | 2017-03-22 | 辽宁石油化工大学 | River biological-physical habitat system construction method for low hilly areas of northern water sources |
| CN105668802B (en) * | 2016-04-22 | 2018-05-01 | 重庆大方生态环境治理股份有限公司 | The river corridor restoration system and its construction method in a kind of band plant field |
| CN107410140B (en) * | 2017-05-03 | 2023-06-23 | 江苏省淡水水产研究所 | Pond ecological industrialized circulating water culture and purification system |
| CN108166439B (en) * | 2017-12-27 | 2020-02-18 | 郑州大学 | River microbial habitat improving system and method |
| CN109385975A (en) * | 2018-09-03 | 2019-02-26 | 深圳地大水务工程有限公司 | A kind of compound river channel system |
| CN110803771A (en) * | 2019-11-20 | 2020-02-18 | 浙江省环境保护科学设计研究院 | Ecological buffer system in river lake bank area |
| CN113321313B (en) * | 2021-06-29 | 2023-06-16 | 葛洲坝集团生态环保有限公司 | Composite habitat system for improving water quality of high-flow-rate high-sand-content river channel |
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2008
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101624233B (en) * | 2009-08-06 | 2011-03-30 | 上海交通大学 | Gravity-flow type semi-matrix artificial water culture wetland device |
| US20210179445A1 (en) * | 2019-03-04 | 2021-06-17 | Louis A. Licht | PhAGR BASIN |
| US11623876B2 (en) * | 2019-03-04 | 2023-04-11 | Louis A. Licht | PhAGR basin |
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| CN101219834A (en) | 2008-07-16 |
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