CN102146666A - River waterfront multiplayer composite plant pollutant purification zone and construction method of river waterfront multiplayer composite plant pollutant purification zone - Google Patents

River waterfront multiplayer composite plant pollutant purification zone and construction method of river waterfront multiplayer composite plant pollutant purification zone Download PDF

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Publication number
CN102146666A
CN102146666A CN2011100388390A CN201110038839A CN102146666A CN 102146666 A CN102146666 A CN 102146666A CN 2011100388390 A CN2011100388390 A CN 2011100388390A CN 201110038839 A CN201110038839 A CN 201110038839A CN 102146666 A CN102146666 A CN 102146666A
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China
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gabion
plant
clean dirty
dirty band
clean
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CN2011100388390A
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CN102146666B (en
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王超
王沛芳
钱进
侯俊
祈凝
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Hohai University HHU
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Hohai University HHU
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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 invention discloses a river waterfront multiplayer composite plant pollutant purification zone and a construction method of the river waterfront multiplayer composite plant pollutant purification zone. The river waterfront multiplayer composite plant pollutant purification zone comprises a sod slope protection pollutant purification zone, an emergent aquatic plant pollutant purification zone, a submerged plant pollutant purification zone and gabions. The river waterfront multiplayer composite plant pollutant purification zone has the advantages that: nonpoint source pollutants and sand carried by surface runoff are effectively intercepted and purified when passing through the system, so that the surface runoff is purified before being drained to an accepting water body. The filling material in the gabions is gradually transited to rock blocks from broken stones, and the gradual change forms good purification effect. Through the stability of the gabions, the gabions play an important role in preventing the impact of the water flow; and an area with stable water flow is formed between the gabions, so that the formation of the submerged plant zone is favorable and the pollutant purification capacity is enhanced. The offshore rock block gabions provide perching space for aquatic animals, particularly fish, and the emergent aquatic plants on the gabions provide function of sun shading.

Description

Clean dirty band of shore, river water MULTILAYER COMPOSITE plant and construction process
Technical field
The present invention relates to clean dirty band of shore, a kind of river water MULTILAYER COMPOSITE plant and construction process.Belong to river course water environment treatment and restoration of the ecosystem field.
Background technology
Surface flow pollutes the runoff be meant in rainfall rainwater and formation thereof the urban ground of flowing through, and assembles a series of pollutants, enters water body, polluted surface water, perhaps underground water thereupon.Riparian buffers is set between surface flow and river is and effectively alleviate footpath, the face of land one of common methods of river pollution.
Riparian buffers mainly comprises following two aspects to the purification mechanism of face of land runoff pollution thing: the one, and reduce surface flow speed and wherein particulate form pollutant risen and filter and interception function; The 2nd, the pollutant of solubilised state in the plant absorbing of riparian buffers, the adsorption by soil runoff.For nitrogen, when carrying the water process buffer strip plant roots district of dissolubility nitrogen, the root system of plant absorbs ammonia nitrogen from the underground water of deep layer, being transported to the form that forms organic nitrogen in the plant accumulated in the plant midium or long term, therefore, plant absorbing is considered to the important mechanisms that lakeside, river bank buffer strip is held back the conversion ammonia nitrogen.For phosphorus, titanium pigment infiltrates buffer strip soil with runoff, and the absorption by adsorption by soil, plant absorbing, microorganism is cleaned.
In present engineering was used, the clean dirty mechanism of engineers utilization riparian buffers had designed the vegetational zone, streamside.But the design dullness of these vegetational zones, streamside, and just considered land-based area part (common is exactly the lawn, riverbank), and integrated use terrestrial plant and water plant, the theory and the engineering application that design riparian buffers at many levels are also rare.
Summary of the invention
The present invention proposes a kind of clean dirty band of shore, river water MULTILAYER COMPOSITE plant and construction process of being applicable to, its purpose is intended to solve existing in prior technology the problems referred to above, the present invention sets about from converging with handling, by the clean dirty band of different plants is combined, make pollution of area source that surface flow carries and silt effectively be dammed and purify.Thereby thereby avoid surface flow directly to enter the pollution that surface water body causes.
Technical solution of the present invention: the clean dirty band of shore, river water MULTILAYER COMPOSITE plant, it is characterized in that comprising the clean dirty band of grassed slope, the clean dirty band of emergent aquactic plant, the clean dirty band of submerged plant, wherein the clean dirty band of grassed slope is that effluent bank bank protection Turf Culture forms, be fixed on rubble gabion, gravel gabion, piece stone gabion on the riverbed successively by timber, riverbed one end is near the clean dirty band of the grassed slope on bank, plant planting submerged plant between each gabion and form the clean dirty band of emergent aquactic plant, the plantation emergent aquactic plant forms the clean dirty band of submerged plant on each gabion.
The construction process of the clean dirty band of shore, river water MULTILAYER COMPOSITE plant, one, at riverbank bank protection Turf Culture, form the clean dirty band of turf, selected grass seeds should have drought-enduring, and is waterlogging, and climing big, the root prosperity, characteristics such as the short strong and perennation of stem, turf is general bermuda grass; Two, be fixed on rubble gabion, gravel gabion, piece stone gabion on the riverbed successively by timber, between each gabion spacing is arranged, fill the rubble of φ 50-100mm in the rubble gabion, fill φ 150-200mm gravel in the gravel gabion, fill the piece stone of φ 200-250mm in the piece stone gabion, simultaneously, on each gabion, plant reed, the calamus emergent aquactic plant, thus the clean dirty band of emergent aquactic plant formed; Three, lay cobble between each gabion and form the comparatively stable zone of current, between each gabion, plant planting submerged plant, bring into and further purifying water body to form the clean dirt of submerged plant.
Advantage of the present invention: area source pollutants that (1) surface flow carries and silt is through effectively being dammed in this system and being purified, and surface flow just is purified before taking in water body being drained into.(2) your packing material of gabion carries out the transition to piece stone gradually by rubble, and this change step by step forms good clean-up effect.(3) by the stability of gabion, bank protection is prevented that water impact from playing important effect; (4) form the comparatively stable zone of current between the gabion, help the formation of submerged plant band, strengthen clean dirty ability.(5) the piece stone gabion of offshore is that aquatic animal, particularly fish provide the emergent aquactic plant that perches on space and the gabion that the function of sunshade is provided.
Description of drawings
Accompanying drawing 1 is a generalized section of the present invention.
Among the figure 1 is grassed slope, the 2nd, and emergent vegetation zone, the 3rd, submerged plant band, the 4th, rubble gabion (rubble φ 50-100mm), the 5th, timber, the 6th, gravel gabion (gravel φ 150-200mm), the 7th, piece stone gabion (piece stone φ 200-250mm), the 8th, cobble.
The specific embodiment
As shown in Figure 1, the clean dirty band of shore, river water MULTILAYER COMPOSITE plant, its structure is to comprise that the clean dirt of grassed slope is with 1, the clean dirt of emergent aquactic plant is with 2, the clean dirt of submerged plant is with 3, and wherein the clean dirt of grassed slope is with 1 to be that effluent bank bank protection Turf Culture forms, and is fixed on rubble gabion 4, gravel gabion 6, piece stone gabion 7 on the riverbed successively by timber 5, plant the clean dirt of planting submerged plant formation emergent aquactic plant and be with 2 between each gabion, the plantation emergent aquactic plant forms the clean dirt of submerged plant and is with 3 on each gabion.
The construction process of the clean dirty band of shore, river water MULTILAYER COMPOSITE plant is one, at riverbank bank protection Turf Culture, form the clean dirt of turf and be with 1, selected grass seeds should have drought-enduring, waterlogging, climing big, the root prosperity, characteristics such as the short strong and perennation of stem, turf is general bermuda grass; Two, be fixed on rubble gabion 4, gravel gabion 6, piece stone gabion 7 on the riverbed successively by timber 5, each gabion spacing depends on the circumstances, fill the rubble of φ 50-100mm in the rubble gabion 4, fill φ 150-200mm gravel in the gravel gabion 6, fill the piece stone of φ 200-250mm in the piece stone gabion 7, simultaneously, on each gabion, plant emergent aquactic plant, as reed, calamus is with 2 thereby form the clean dirt of emergent aquactic plant; Three, lay cobble 8 between each gabion and form the comparatively stable zone of current, the distance between each gabion is planted planting submerged plant, is with 3 and then further purifying water body to form the clean dirt of submerged plant.
Each gabion width of mesh is generally 60-80mm, also can regulate according to the size of packing material, and each gabion is to make with zinc-plated, plastic-blasting wire gauze, and each gabion size is decided according to actual conditions.
The clean dirty band of shore, the river water MULTILAYER COMPOSITE plant of Gou Jianing like this, area source pollutants that not only can be effectively surface flow be carried and silt can have effectively to be held back and purifies, and also can play good improvement effect to the water quality of river course main body.And both artistic and practical, can not have influence on the normal navigation of river water.
The clean dirty band of composite plant involved in the present invention is the core of this invention, is used to purify surface flow.The riverbank bank protection adopts grassed slope, like this pollution of area source that surface flow brought is played the effect of damming, and selected grass seeds should have drought-enduring, and is waterlogging, and climing is big, the root prosperity, and characteristics such as the short strong and perennation of stem, turf is general bermuda grass.The equidistant 3 row's gabions of laying in the riverbed, the gabion width of mesh is generally 60~80mm, also can regulate according to the size of packing material.The size of gabion is decided as the case may be, and gabion is to make with zinc-plated, plastic-blasting wire gauze, and is fixed on the riverbed with timber, fills out the soil of putting rubble, gravel, piece stone and fertilizer and suitable plant growing in the gabion successively.Plant emergent aquactic plant on the gabion, form emergent vegetation zone, to bring into play its good clean-up effect, as reed, calamus, it mainly acts on and being: the sedimentation of suspended particulate; Dissolved nutrients matter spreads and deposits; Organic mineralising; Nutriment is by microorganism and plant absorbing.The blank tape that forms between the gabion is in order to kind of a planting submerged plant, and the comparatively stable zone of formation current between the gabion, helps the formation of submerged plant band, strengthens clean dirty ability.
The structure of the clean dirty band of such MULTILAYER COMPOSITE plant, area source pollutants that not only can be effectively surface flow be carried and silt can have effectively to be held back and purifies, and also can play good improvement effect to the water quality of river course upland water.And view and hydrophily that this invention combines the protectiveness of stability, water plant of gabion and water purification, slope protecting grassplot are one, and be both artistic and practical.

Claims (5)

1. the clean dirt of shore, river water MULTILAYER COMPOSITE plant is with, it is characterized in that comprising the clean dirty band of grassed slope, the clean dirty band of emergent aquactic plant, the clean dirty band of submerged plant, wherein the clean dirty band of grassed slope is that effluent bank bank protection Turf Culture forms, be fixed on rubble gabion, gravel gabion, piece stone gabion on the riverbed successively by timber, riverbed one end is near the clean dirty band of the grassed slope on bank, plant planting submerged plant and form the clean dirty band of emergent aquactic plant between each gabion, the plantation emergent aquactic plant forms the clean dirty band of submerged plant on each gabion.
2. the construction process of the clean dirty band of shore, river according to claim 1 water MULTILAYER COMPOSITE plant, it is characterized in that: one, at riverbank bank protection Turf Culture, form the clean dirty band of turf, selected grass seeds should have drought-enduring, waterlogging, climing big, the root prosperity, characteristics such as the short strong and perennation of stem, turf is general bermuda grass; Two, be fixed on rubble gabion, gravel gabion, piece stone gabion on the riverbed successively by timber, between each gabion spacing is arranged, fill the rubble of φ 50-100mm in the rubble gabion, fill φ 150-200mm gravel in the gravel gabion, fill the piece stone of φ 200-250mm in the piece stone gabion, simultaneously, on each gabion, plant reed, the calamus emergent aquactic plant, thus the clean dirty band of emergent aquactic plant formed; Three, lay cobble between each gabion and form the comparatively stable zone of current, between each gabion, plant planting submerged plant, bring into and further purifying water body to form the clean dirt of submerged plant.
3. according to the clean dirty band of shore, claims 1 described river water MULTILAYER COMPOSITE plant, it is characterized in that: the riverbank bank protection adopts the lawn bank protection, thereby pollution of area source that surface flow is carried and silt are effectively dammed and purifies.
4. according to the clean dirty band of shore, claims 1 described river water MULTILAYER COMPOSITE plant, it is characterized in that: utilize gabion will be divided into the clean dirty band of several plants near the riverbed on bank, utilize timber that gabion is fixed, the filler in the gabion carries out the transition to piece stone gradually by rubble.
5. according to the clean dirty band of shore, claims 1 described river water MULTILAYER COMPOSITE plant, it is characterized in that:, form the clean dirty band of emergent aquactic plant, thereby purify water gabion top earthing plantation emergent aquactic plant.
CN201110038839A 2011-02-16 2011-02-16 River waterfront multiplayer composite plant pollutant purification zone and construction method of river waterfront multiplayer composite plant pollutant purification zone Expired - Fee Related CN102146666B (en)

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CN102433857A (en) * 2011-12-28 2012-05-02 天津大学 Ecological type artificial coast with functions of pollution controlling and coast body self cleaning
CN102598934A (en) * 2012-03-21 2012-07-25 云南大学 Planting device and planting method for aquatic plants
CN103276696A (en) * 2012-10-31 2013-09-04 重庆丹海实业有限公司 Underwater revetment based on ecological bags and water body ecological management method
CN104126393A (en) * 2014-07-25 2014-11-05 同济大学 Method for planting aquatic plants in upright bank water
CN104193009A (en) * 2014-09-24 2014-12-10 江西省润邦农业开发集团有限公司 Construction method of ecological channel for purifying agricultural wastewater
CN104724836A (en) * 2015-03-30 2015-06-24 河海大学 Wetland construction system for water quality purification of irrigated area drainage ditch
CN104963325A (en) * 2015-06-12 2015-10-07 河海大学 Whole wire net of farmland draining trench for ecological slope protection and construction method of farmland draining trench
CN104986859A (en) * 2015-05-27 2015-10-21 中国农业大学 Herbaceous vegetation filter strip for protection and beautification of northern urban landscape water and preparation method thereof
CN105668802A (en) * 2016-04-22 2016-06-15 重庆大方生态环境治理股份有限公司 River channel ecological restoration system with plant field and construction method for system
CN105753164A (en) * 2016-04-22 2016-07-13 重庆大方生态环境治理股份有限公司 Sinking type river channel wetland system for river channel ecological restoration and construction method thereof
CN105850422A (en) * 2016-04-06 2016-08-17 中国科学院水生生物研究所 Grazing-resistant bio-environment creation method for submerged plant planting and propagation

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102433857A (en) * 2011-12-28 2012-05-02 天津大学 Ecological type artificial coast with functions of pollution controlling and coast body self cleaning
CN102433857B (en) * 2011-12-28 2014-01-08 天津大学 Ecological type artificial coast with functions of pollution controlling and coast body self cleaning
CN102598934A (en) * 2012-03-21 2012-07-25 云南大学 Planting device and planting method for aquatic plants
CN103276696B (en) * 2012-10-31 2016-06-15 重庆丹海生态环境实业有限公司 A kind of underwater slope protection based on ecology bag and Ecological water treatment method
CN103276696A (en) * 2012-10-31 2013-09-04 重庆丹海实业有限公司 Underwater revetment based on ecological bags and water body ecological management method
CN104126393A (en) * 2014-07-25 2014-11-05 同济大学 Method for planting aquatic plants in upright bank water
CN104193009A (en) * 2014-09-24 2014-12-10 江西省润邦农业开发集团有限公司 Construction method of ecological channel for purifying agricultural wastewater
CN104193009B (en) * 2014-09-24 2016-08-31 江西省润邦农业开发集团有限公司 A kind of construction method of the ecological canal for purifying agricultural effluent
CN104724836A (en) * 2015-03-30 2015-06-24 河海大学 Wetland construction system for water quality purification of irrigated area drainage ditch
CN104986859A (en) * 2015-05-27 2015-10-21 中国农业大学 Herbaceous vegetation filter strip for protection and beautification of northern urban landscape water and preparation method thereof
CN104963325A (en) * 2015-06-12 2015-10-07 河海大学 Whole wire net of farmland draining trench for ecological slope protection and construction method of farmland draining trench
CN105850422A (en) * 2016-04-06 2016-08-17 中国科学院水生生物研究所 Grazing-resistant bio-environment creation method for submerged plant planting and propagation
CN105753164A (en) * 2016-04-22 2016-07-13 重庆大方生态环境治理股份有限公司 Sinking type river channel wetland system for river channel ecological restoration and construction method thereof
CN105668802A (en) * 2016-04-22 2016-06-15 重庆大方生态环境治理股份有限公司 River channel ecological restoration system with plant field and construction method for system
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

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