CN103043796B - Inland riverbank vegetation buffering and purifying zone - Google Patents
Inland riverbank vegetation buffering and purifying zone Download PDFInfo
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- CN103043796B CN103043796B CN201210536695.6A CN201210536695A CN103043796B CN 103043796 B CN103043796 B CN 103043796B CN 201210536695 A CN201210536695 A CN 201210536695A CN 103043796 B CN103043796 B CN 103043796B
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 20
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 241000251468 Actinopterygii Species 0.000 claims abstract description 13
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- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 241000196324 Embryophyta Species 0.000 claims description 26
- 238000000746 purification Methods 0.000 claims description 20
- 239000004746 geotextile Substances 0.000 claims description 12
- 230000004224 protection Effects 0.000 claims description 6
- 241001330453 Paspalum Species 0.000 claims description 3
- 241001123263 Zostera Species 0.000 claims description 3
- 244000205574 Acorus calamus Species 0.000 claims description 2
- 235000011996 Calamus deerratus Nutrition 0.000 claims description 2
- 235000007516 Chrysanthemum Nutrition 0.000 claims description 2
- 244000189548 Chrysanthemum x morifolium Species 0.000 claims description 2
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
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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
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention provides an inland riverbank vegetation buffering and purifying zone, comprising: a riverbank vegetation buffering zone and a water and bank connection zone, wherein the riverbank vegetation zone has four layers, and a nonwoven earthwork cloth, a vegetation brick and a soil layer are laid from the ground in order. The water and bank connection zone comprises a broken stone bottom layer, nonwoven earthwork cloth, a broken stone inverted filter, ecology fish nest bricks, ecology retaining wall bricks and a coupling bar, wherein the broken stone bottom layer is laid on the river bottom, two ends of the broken stone inverted filter are connected to the nonwoven earthwork cloth layer and the broken stone bottom layer of the riverbank vegetation zone by a certain gradient, the nonwoven earthwork cloth is laid on the bottom of the broken stone inverted filter, the ecology fish nest bricks are laid on the upper of the broken stone inverted filter, the ecology retaining wall brick is used on the places approaching to the ground for protecting a dike, and the holes are arranged on the surface of the ecology retaining wall bricks. The riverbank vegetation buffering and purifying zone of the invention has advantages of big adaptation adaptive space, small land occupation, compact bank line arrangement, good landscape effect, mature technology and simple construction, and can not only satisfy the demand of water conservancy safety and landscape, bus also quicken establishment of a river ecology system, and improve and maintain water quality.
Description
Technical field
The present invention relates to a kind of environment amity riverbank vegetation buffer strip clean unit, specifically relate to a kind of riverbank vegetation buffering purification zone for city inland river river water cleaning.
Background technology
Riverbank vegetation buffering purification zone belongs to ecotone, land and water, it is the important habitat of species source, land and water and wildlife, it is the source of rugose wood chip and nutrient energy in the small stream of river, it directly affects the microclimate of river small stream, more protecting the water quality of river small stream, for the mankind's outdoors provide Condom, for the development of agriculture, forestry, animal husbandry, fisheries provides base; Riverbank vegetation buffer strip is also the important component part of nutrient management, S & W soil loss control and protection Freshwater resources environmental system; whether effective performance of its function is related to the health of watershed ecosystem, is to safeguard land and the stable important barrier of aquatic ecosystem.Riverbank vegetation buffer strip is being brought into play important gallery, strainer and barrier action to the logistics between the ecosystem of land and water, energy stream, information stream and biological stream, has the important hydrology, ecology, aesthetics and Social Economic Function.
Vegetation buffering purification zone effect aspect control widespread pollution from the overuse of fertilizers and pesticides in rural area in riverbank is remarkable, but is also not exclusively applicable to city inland river.The present situation of city inland river has: 1, the water surface is narrower; 2, revetment form is take cement laid stone masonry, dry laid stone masonry as main; 3, riverbank vegetation buffer strip area is seriously pushed, and is even zero; 4, the city surface source pollution load facing is the gesture day by day increasing the weight of; 5, serious eutrophication, even black smelly phenomenon ubiquity.The chemical means mostly means of administering at present city inland river are to cut the physical means such as dirt, desilting and add chemical reagent, from actual effect, these two kinds of means all can not be brought gratifying effect.Although its essence reason is to cut dirt, the point-source pollution in endogenous pollution and external source pollution has been removed in desilting, the pollution of area source in external source pollution, has reached very important severity already.According to the feature of city inland river, build targetedly riverbank vegetation buffer strip, remove pollution of area source, it is a kind of biological method, its aim is to promote the self-purification capacity of the ecosystem, makes it to hold back and purifying contaminated material, reaches the effect of effective reduction city surface source pollution.
In patent " ecological riparian zone that river water cleaning combines with slope greenbelt maintenance " (patent No.: ZL201010211973.1), mention a kind of ecological riparian zone technology, at present in being suitable for the stage, there is certain water body repairing effect, but still have many problems, be in particular in:
1, cost of investment is higher, and quantities is larger.In this technology, need to excavate water body regulating tank, transport pipe, its cost of investment and quantities certainly will corresponding increases.
2, cannot suit measures to local conditions.This technology is utilized portable submersible pumps periodical feeding, and water level and riverbank periphery power supply environment are had to certain requirement, can not be applicable to all city inland rivers riverbank.
3, rehabilitation cost is higher, and work-ing life is shorter.In this technology, utilize the imitative pin connecting plate of non-sand concrete to isolate, owing to not containing sand in this concrete, easily stopped up by the suspension rubbish in water body on the one hand, reduce its work-ing life, after damaging on the other hand, should not repair, cost is higher.
Summary of the invention
The object of the present invention is to provide a kind of riverbank buffer strip.
The technical scheme that realizes above-mentioned target is as follows:
A kind of riverbank vegetation buffering purification zone, comprises riverbank vegetation buffer strip, water bank handing-over band, and described riparian vegetation divides three layers, is up laid in successively non-woven geotextile, vegetation brick, pedosphere, planting plants on pedosphere from ground proximity; Described water bank handing-over band, comprise blotter, non-woven geotextile, rubble inverted filter, ecological fish nest brick, Ecological Retaining Wall brick and coupling bar, wherein blotter is positioned at river bed layer, rubble inverted filter is skewed, two ends connect respectively non-woven geotextile layer and the blotter of riparian vegetation, and rubble inverted filter bottom is equipped with nonwoven God in charge of the Earth cloth, and top is equipped with ecological fish nest brick, ecological fish nest brick surface adopts Ecological Retaining Wall brick bank protection, and Ecological Retaining Wall brick surface is provided with hole.
Preferably, described plant is eel grass, fox-brush bath, imperial crown grass, chrysanthemum Lin, wilson iris, reed, a kind of or any two or more miscegenation plant of vertical flower, calamus, Bai Jianghua, Caulis Miscanthis floriduli again.
Preferably, described ecology is when the wall brick back side is take sandstone as basis, landfill rubble.
Mulching plant soil plant vegetation on the vegetation brick of part on described Ecological Retaining Wall brick, rate of vegetation can reach 100%.
Principle of work of the present invention:
Ecological niche and the plant purification characteristic of plant under state of nature are followed in the design of riverbank vegetation buffering purification zone, build the plant function band by the compound mass-planting configuration of multi-level many texture of submerged plant-floatingleaved plant-emergent-hygrophyte (mesophyte)-terrestrial plant transition by plant optimization, give full play to its purification function by distributing rationally of plant.The integral principle of riverbank vegetation buffer strip is selected suitable indigenous plant species according to the concrete feature of each level vegetation zone, the species that preferred stain release ability is outstanding, and consider the landscape effect of riverbank vegetation buffer strip, thereby more highlight river water feature of the landscape.
Riverbank vegetation buffering purification zone is meeting on the basis of river water conservancy, ecology, landscape function, also has outstanding effect for maintaining river water condition of water quality, is mainly reflected in buffering and filters and purification of water quality aspect:
1. riverbank vegetation buffering purification zone comprises vegetation buffer strip and water bank handing-over band; wherein; by " vegetation-Ecological Retaining Wall brick-ecological fish nest brick-rubble inverted filter-non-woven geotextile-blotter " and " turn-pedosphere of vegetation-non-woven geotextile-plant-growth " in the vegetation buffer strip of riverbank in water bank handing-over band; the pollutent perform toxic attenuation and the pollution level that filter layer by layer, permeate, the effect such as absorption, delay and deposition make TERRESTRIAL ECOSYSTEMS flow to lake reduce, and are conducive to protect water area ecological environment quality.
2. the wetland plant in riverbank vegetation buffering purification zone, plant as outstanding in the soil removability such as iris, cyperus alternifolius, can from water, be absorbed with the nutrition such as organic pollutants and N, P, absorption and enriching heavy metal and some hazardous and noxious substances, it can also play indirect action to purification of water quality simultaneously, the existence of Wetland Communities, for microorganism provides attaching substratum and habitat, the high-effective microorganism of diffusion is survived and is settled down breeding at the root system of plant prosperity step by step by adaptation, and microorganism and wetland plant form good mutualism relation.
3. in sum, the present invention is directed to the feature of city inland river, in conjunction with the characteristic of vegetation, build targetedly riverbank, inland river vegetation buffer strip.
Advantage of the present invention and beneficial effect:
1, cost of investment is lower, and quantities is little, easy construction.
2, application space is large, and scope is wide, long service life, and rehabilitation cost is cheap.
3, technical maturity, has carried out multinomial practical application at present, and result shows, riverbank, inland river of the present invention vegetation buffering purification zone, and vegetation coverage can reach 100%, effectively reduces TN, TP, SS and the COD value in water simultaneously.
4, take up an area less, water front characteristics of compact layout, landscape effect is good, both can meet the demand of water conservancy safety, view; The structure that can accelerate again river ecosystem, improves, maintains water quality.
Accompanying drawing explanation
Fig. 1 is riverbank vegetation buffering purification zone sectional schematic diagram;
Fig. 2 is the embodiment of the present invention 1 riverbank vegetation buffering purification zone schematic diagram.
Description of reference numerals:
1-ecological fish nest brick, 2-coupling bar, 3-Ecological Retaining Wall brick, 4-wetland plant, 5-soil, 6-non-woven geotextile, 7-vegetation brick, 8-blotter, 9-rubble inverted filter.
Embodiment
Below in conjunction with specific embodiment, the present invention is further elaborated, inferior but the present invention is not limited to.
Embodiment 1
A kind of riverbank vegetation buffering purification zone, comprises riverbank vegetation buffer strip, water bank handing-over band, and described riparian vegetation divides three layers, is up laid in successively non-woven geotextile 6, vegetation brick 7, pedosphere 5 from ground proximity, planting plants 4 on pedosphere; Described water bank handing-over band, comprise blotter 8, non-woven geotextile 6, rubble inverted filter 9, ecological fish nest brick 1, Ecological Retaining Wall brick 3 and coupling bar 2, wherein blotter 8 is positioned at river bed layer, rubble inverted filter 9 is skewed, two ends connect respectively non-woven geotextile 6 and the blotter 8 of riparian vegetation, and rubble inverted filter 9 bottoms are equipped with non-woven geotextile 6, and top is equipped with ecological fish nest brick 1, ecological fish nest brick 1 surface adopts Ecological Retaining Wall brick 3 bank protections, and Ecological Retaining Wall brick 3 surfaces are provided with hole.Rubble inverted filter bottom is take sandstone as basis, landfill rubble.Mulching plant soil plant vegetation on the vegetation brick of part on Ecological Retaining Wall brick, rate of vegetation can reach 100%.Plant is the miscegenation of eel grass, fox-brush bath, imperial crown grass.
Project is gushed in river, Liwan, Guangzhou, complete construction according to content of the present invention, after rate of vegetation reaches 100%, detect its correlation water situation, result shows, this city inland river riverbank vegetation buffer strip to the removal efficiency of runoff TN is: the removal efficiency of 56.5%, TP is: 45.3%, the removal efficiency of SS is: the removal efficiency of 73.4%, COD is: 38.8%.
Project is gushed in river, Yuexiu District, Guangzhou, complete construction according to content of the present invention, after rate of vegetation reaches 100%, detect its correlation water situation, result shows, this city inland river riverbank vegetation buffer strip to the removal efficiency of runoff TN is: the removal efficiency of 61.2%, TP is: 52.6%, the removal efficiency of SS is: the removal efficiency of 79.3%, COD is: 42.9%.
These are only specific embodiments of the invention, do not limit protection scope of the present invention with this; Not violating any replacement and the improvement done on basis of the present invention, all belong to protection scope of the present invention.
Claims (2)
1. riverbank, inland river vegetation buffering purification zone, comprise riverbank vegetation buffer strip, water bank handing-over band, it is characterized in that, described riparian vegetation divides three layers, be up non-woven geotextile, vegetation brick, pedosphere successively from ground proximity, planting plants on pedosphere, described water bank handing-over band, comprise blotter, non-woven geotextile, rubble inverted filter, ecological fish nest brick, Ecological Retaining Wall brick and coupling bar, wherein blotter is positioned at river bed layer, rubble inverted filter is skewed, two ends connect respectively non-woven geotextile layer and the blotter of riparian vegetation, rubble inverted filter bottom is equipped with non-woven geotextile, top is equipped with ecological fish nest brick, ecological fish nest brick surface adopts Ecological Retaining Wall brick bank protection, Ecological Retaining Wall brick surface is provided with hole, described plant is eel grass, fox-brush bath, imperial crown grass, chrysanthemum Lin, wilson iris, reed, vertical flower again, calamus, Bai Jianghua, a kind of or any two or more miscegenation plant of Caulis Miscanthis floriduli, described rubble inverted filter bottom is take sandstone as basis, landfill rubble.
2. riverbank, inland river according to claim 1 vegetation buffering purification zone, is characterized in that, mulching plant soil plant vegetation on the vegetation brick of part on described Ecological Retaining Wall brick, and rate of vegetation can reach 100%.
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| CN201210536695.6A CN103043796B (en) | 2012-02-20 | 2012-12-12 | Inland riverbank vegetation buffering and purifying zone |
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| CN201210536695.6A CN103043796B (en) | 2012-02-20 | 2012-12-12 | Inland riverbank vegetation buffering and purifying zone |
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| CN104018463A (en) * | 2014-06-06 | 2014-09-03 | 天津大学 | Vertical multi-habitat ecological pond system adapting to large slope angle |
| CN105668944B (en) * | 2016-03-31 | 2018-12-28 | 华中农业大学 | A kind of Riparian Zone subtracts dirty method |
| CN106865777A (en) * | 2017-03-22 | 2017-06-20 | 环境保护部华南环境科学研究所 | A kind of lake view water body early-stage rainwater groundwater pollution control |
| CN106677100A (en) * | 2017-03-24 | 2017-05-17 | 秦山伟业建设集团有限公司 | Green anti-collision guard railing and construction process thereof |
| CN109024479B (en) * | 2018-07-24 | 2020-08-18 | 上海海洋大学 | Manufacturing process of wetland ecological brick and coastal wetland landform regulation and control method |
| CN110627215B (en) * | 2019-09-03 | 2022-01-28 | 生态环境部华南环境科学研究所 | Go into river slope trench ecological zone that moves back water and continuously purify utilization system |
| CN111074844A (en) * | 2019-12-20 | 2020-04-28 | 湖北锦天禹建设工程有限公司 | Construction method of ecological interlocking revetment of river channel |
| CN112112124A (en) * | 2020-09-15 | 2020-12-22 | 嘉兴久顺科技有限公司 | River channel ecological protection system |
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| CN2561208Y (en) * | 2002-06-07 | 2003-07-23 | 华清青生态环保科技(北京)有限公司 | Multihole plant growth bricks |
| JP2007224597A (en) * | 2006-02-23 | 2007-09-06 | Koiwa Kanaami Co Ltd | Retaining wall unit, masonry retaining wall using the retaining wall unit, and method of constructing the same |
| CN201314039Y (en) * | 2008-12-15 | 2009-09-23 | 中交上海航道勘察设计研究院有限公司 | Ecological recovering type bank protection structure in riverway beaches |
| CN203021358U (en) * | 2012-02-20 | 2013-06-26 | 广州市新之地环保产业有限公司 | Inland river bank vegetation buffer purification zone |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS63171909A (en) * | 1987-01-07 | 1988-07-15 | Dorein Kogyo Kk | River embankment work |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2561208Y (en) * | 2002-06-07 | 2003-07-23 | 华清青生态环保科技(北京)有限公司 | Multihole plant growth bricks |
| JP2007224597A (en) * | 2006-02-23 | 2007-09-06 | Koiwa Kanaami Co Ltd | Retaining wall unit, masonry retaining wall using the retaining wall unit, and method of constructing the same |
| CN201314039Y (en) * | 2008-12-15 | 2009-09-23 | 中交上海航道勘察设计研究院有限公司 | Ecological recovering type bank protection structure in riverway beaches |
| CN203021358U (en) * | 2012-02-20 | 2013-06-26 | 广州市新之地环保产业有限公司 | Inland river bank vegetation buffer purification zone |
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| CP03 | Change of name, title or address |
Address after: Room 1703, 17th Floor, No. 83 Huadi Avenue Middle, Liwan District, Guangzhou City, Guangdong Province, 510380 (Office only) Patentee after: Guangzhou Shuizhidao Environmental Technology Co.,Ltd. Country or region after: China Address before: Room 1616, 16th floor, Jinhao building, 83 Huadi Avenue middle, Liwan District, Guangzhou, Guangdong 510380 Patentee before: GUANGZHOU SHUIZHIDAO ECOLOGICAL ENVIRONMENT RESTORATION Co.,Ltd. Country or region before: China |