CN102061677A - Full-section water wetland purification system suitable for normal water level of river - Google Patents

Full-section water wetland purification system suitable for normal water level of river Download PDF

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Publication number
CN102061677A
CN102061677A CN2010105792600A CN201010579260A CN102061677A CN 102061677 A CN102061677 A CN 102061677A CN 2010105792600 A CN2010105792600 A CN 2010105792600A CN 201010579260 A CN201010579260 A CN 201010579260A CN 102061677 A CN102061677 A CN 102061677A
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China
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water
wetland
river
water level
river course
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CN2010105792600A
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Chinese (zh)
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CN102061677B (en
Inventor
王超
王沛芳
钱进
侯俊
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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 full-section water wetland purification system suitable for a normal water level of a river. The system comprises four parts, namely an overflow weir, a water distribution dike, a wetland for purifying water and a main flood period overflowing river. In low water seasons and the normal water level, all the water from the upstream flows through the wetland, thus the system can play a role in purifying the water; and at a flood period, the water level exceeds the overflow weir, the water flows through all sections, a narrow trapezoidal diversion port constructed in the system plays roles of water bundling and damming during the flood, the resistance is higher if the flood is greater, and more flood is compelled to flow to the wider and tendency-along flood discharge trunk river so as to reduce the flood flow of the wetland on the premise of not obstructing the flood discharge capacity and effectively protect the wetland. Moreover, according to the specific terrain of the river, structure forms of the wetland purification system can be connected in series so that the river water can be subjected to multistage purification. The construction method can be used for effectively purifying the water.

Description

A kind ofly be applicable to full section water body wetland purification system under the river course ordinary water level
Technical field
The present invention relates to a kind of be applicable to current milder and innavigable river course full section water body wetland purification system under ordinary water level, belong to river course water environment treatment and restoration of the ecosystem field.
Background technology
The element in river comprises riverbank (dike), riverbed and river water body.For a long time, experts and scholars propose the technology and the method for original position prevention and cure of pollution of numerous rivers and restoration of the ecosystem at three's different characteristics.At riverbank (dike), various ecological revetment technology and method have been developed; At river water body, technology and methods such as the reparation of biological reinforced purification and water plant are proposed; At the riverbed, technology and method that ecological dredging reduces endogenous pollution are proposed.
Generally speaking, wetland and river are separate aquatic ecosystems.How to utilize riverbed in-situ construction wetland, and then the technology and the method for purification river water body there is not bibliographical information.As everyone knows, wetland is rich in bio-diversity and than high productivity, it not only has the rich species resource, and huge environment regulatory function and ecological benefits are arranged, and is bringing into play important role at aspects such as purifying water body, degradation of contaminant.Therefore, it is significant for the prevention and cure of pollution in river to utilize the part riverbed to make up the also full section purification of wetland river water body.
Summary of the invention
In order to overcome the above problems, the present invention propose a kind of be applicable to current milder and innavigable river course full section water body wetland purification system under ordinary water level, it makes up wetland by utilizing the part riverbed, make under the ordinary water level situation, the upstream, river course all come water all to flow through constructed wet land system and be purified, under the flood level situation, this wetland purification system does not influence river course flood simultaneously.
Technical scheme of the present invention is: a kind ofly be applicable to that full section water body wetland purification system comprises overfall dam under the river course ordinary water level, divide the water dike, the wetland that purifies water, flood period overcurrent main stem and trapezoidal flow-guiding mouth, one end of described overfall dam is connected with the upstream extremity that divides the water dike, the other end is connected with a side river levee in river course, the downstream of described overfall dam is overcurrent main stem flood period, described trapezoidal flow-guiding mouth is located between the opposite side river levee in the upstream extremity of branch water dike and river course, the downstream of described trapezoidal flow-guiding mouth is a wetland, described overfall dam crest elevation is higher than river course ordinary water level 25-35cm, wetland upstream extremity ground elevation is lower than ordinary water level, water dike crest level equated with the overfall dam crest elevation in described minute, and divided the length of water dike (2) and the equal in length of wetland (3).
Described overfall dam is that concrete or steel concrete are built and formed, and described minute water dike is that sand concrete free is built and formed.
The flow velocity of river in wetland is controlled between 0.4~1.0m/s under the ordinary water level.
Even planting aquatic plants on the described wetland, described water plant is one or more in local floating plant, emergent aquactic plant and the submerged plant.
Be separated into several wetland units by sand concrete free and gravel in the described wetland, wetland unit is that 12-15m and Transverse to the flow direction length are 5-8m along water (flow) direction length, and on each wetland unit the surperficial elevation of soil according to downstream direction reduces successively from the upstream.
The single use of described wetland purification system.
The a plurality of polyphones of described wetland purification system use.
Advantage of the present invention: (1) cleaning system is by overfall dam and divide the water dike that the river course upland water is introduced wetland, makes all rivers can effectively be purified under ordinary water level; (2) the trapezoidal flow-guiding mouth of cleaning system structure, because mouth is narrow, the Shu Shui when causing flood chokes water effect, and the big more resistance of flood is big more, force flood to be let out more, and then under the prerequisite that does not hinder flood discharge capacity, reduce the mighty torrent amount of crossing of wetland to broad and flood passage trunk that take advantage of a situation river course.(3) cleaning system is utilized the horizontal place in river course, does not have too much building, invests for a short time, and high efficiency is fully being built unique river landscape effect in the original position purifying river water water body.(4) according to the concrete terrain in concrete river course, this wetland purification system architecture form can be contacted, make river can obtain multistage purification.
Description of drawings
Fig. 1, cleaning system schematic diagram of the present invention;
Fig. 2, this figure are the A-A sectional drawing of Fig. 1;
Fig. 3, this figure are the B-B sectional drawing of Fig. 1;
Fig. 4, this figure are the C-C sectional drawing of Fig. 1;
Fig. 5, this figure are the D-D sectional drawing of Fig. 1;
Among the figure: the 1st, overfall dam, the 2nd, Fen Shuidi, the 3rd, wetland, the 4th, flood period the overcurrent main stem, the 5th, trapezoidal flow-guiding mouth, the 6th, wetland unit, the 7th, water plant, the 8th, riverbank, the 9th, riverbed, the 10th, permeable weir, the 11st, reclaimed soil, the 12nd, flood level, the 13rd, ordinary water level, the 14th, upper pond level, the 15th, the level of tail water, 16 water (flow) directions.
The specific embodiment
Example of the present invention is can not limit the present invention to explanation of the present invention, in implication suitable with the present invention and any change and the adjustment in the scope, all should think within the scope of the invention.
Embodiment 1
As shown in drawings, full section water body wetland purification system under the river course ordinary water level, comprise building forming overfall dam 1, build and composition water dike 2 by sand concrete free by concrete or steel concrete, the wetland 3 that purifies water, flood period overcurrent main stem 4 and trapezoidal flow-guiding mouth 5.
At first, the cofferdam is set, extracts water body in the cofferdam in the upstream and downstream of planning to build this wetland purification system position.Then, on the basis of bottom, cleaning river course bed mud, structure overfall dam 1, trapezoidal flow-guiding mouth 5 and branch water dike 2, an end of overfall dam 1 is connected with the upstream extremity that divides water dike 2, and the other end is connected with a side river levee in river course, the downstream of overfall dam 1 is an overcurrent main stem 4 flood period, trapezoidal flow-guiding mouth 5 is located between the opposite side river levee in the upstream extremity of branch water dike 2 and river course, and the downstream of trapezoidal flow-guiding mouth 5 is a wetland 3, and length is suited measures to local conditions, decide on the wetland scale, generally be controlled at about 200~300 meters.Overfall dam 1 crest elevation is higher than river course ordinary water level 25-35cm, and wetland 3 upstream extremity ground elevations are lower than ordinary water level, divides water dike 2 crest level to equate with overfall dam 1 crest elevation, and divides the length of water dike (2) and the equal in length of wetland (3).
Trapezoidal flow-guiding mouth 5 concrete sizes determine according to the size of the flow velocity of upland water under the ordinary water level and wetland 3, make that the flow velocity of river in wetland 3 is controlled between 0.4~1.0m/s under the ordinary water level.
Even planting aquatic plants 7 on the wetland 3, and water plant 7 is in local floating plant, emergent aquactic plant and the submerged plant one or more.Be separated into several wetland units 6 by sand concrete free and gravel in the wetland 3, wetland unit 6 is that 12-15m and Transverse to the flow direction length are 5-8m along water (flow) direction length, and on each wetland unit 6 the surperficial elevation of soil according to downstream direction reduces successively from the upstream.
In addition,, this wetland purification system architecture form is contacted, make river can obtain multistage purification according to the concrete terrain in concrete river course.
The structure of such river course wetland purification system can guarantee that not only water body obtains full section purification, the normal flood discharge function that does not hinder river course flood period simultaneously under the river course ordinary water level.

Claims (7)

1. one kind is applicable to full section water body wetland purification system under the river course ordinary water level, comprise overfall dam (1), divide water dike (2), the wetland that purifies water (3), overcurrent main stem flood period (4) and trapezoidal flow-guiding mouth (5), it is characterized in that: an end of described overfall dam (1) is connected with the upstream extremity that divides water dike (2), the other end is connected with a side river levee in river course, the downstream of described overfall dam (1) is overcurrent main stem flood period (4), described trapezoidal flow-guiding mouth (5) is located between the opposite side river levee in the upstream extremity of Fen Shuidi (2) and river course, the downstream of described trapezoidal flow-guiding mouth (5) is wetland (3), described overfall dam (1) crest elevation is higher than river course ordinary water level 25-35cm, wetland (3) upstream extremity ground elevation is lower than ordinary water level, water dike (2) crest level equated with overfall dam (1) crest elevation in described minute, and divided the length of water dike (2) and the equal in length of wetland (3).
2. according to the described a kind of full section water body wetland purification system under the river course ordinary water level that is applicable to of claims 1, it is characterized in that: described overfall dam (1) is built for concrete or steel concrete and is formed, described minute the water dike (2) build for sand concrete free and form.
3. according to the described a kind of full section water body wetland purification system under the river course ordinary water level that is applicable to of claims 1, it is characterized in that: the flow velocity of river in wetland (3) is controlled between 0.4~1.0m/s under the ordinary water level.
4. according to the described a kind of full section water body wetland purification system under the river course ordinary water level that is applicable to of claims 1, it is characterized in that: described wetland (3) is gone up even planting aquatic plants (7), and described water plant (7) is one or more in local floating plant, emergent aquactic plant and the submerged plant.
5. according to the described a kind of full section water body wetland purification system under the river course ordinary water level that is applicable to of claims 1, it is characterized in that: be separated into several wetland units (6) by sand concrete free and gravel in the described wetland (3), wetland unit (6) is that 12-15m and Transverse to the flow direction length are 5-8m along water (flow) direction length, and each wetland unit (6) surperficial elevation of going up soil is according to downstream direction reduces successively from the upstream.
6. according to the described a kind of full section water body wetland purification system under the river course ordinary water level that is applicable to of claims 1,2,3 or 4, it is characterized in that: the single use of described wetland purification system.
7. according to the described a kind of full section water body wetland purification system under the river course ordinary water level that is applicable to of claims 1,2,3 or 4, it is characterized in that: a plurality of polyphones of described wetland purification system use.
CN2010105792600A 2010-12-09 2010-12-09 Full-section water wetland purification system suitable for normal water level of river Expired - Fee Related CN102061677B (en)

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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102730823A (en) * 2012-07-10 2012-10-17 中国科学院生态环境研究中心 Simulative nature river course water purification system
CN102897976A (en) * 2012-10-12 2013-01-30 常州大学 Method for in-situ ecological treatment of town domestic waste water by using river and creek converging
CN102992549A (en) * 2012-12-12 2013-03-27 中国水电顾问集团华东勘测设计研究院 Multilevel wetland purification system based on ecological base flow regulation
CN103981834A (en) * 2014-05-28 2014-08-13 常州大学 Small-flow river water cleaning and pollution stopping system
CN105951661A (en) * 2016-06-23 2016-09-21 浙江大学 Plain river water quality promoting system and method
CN106223260A (en) * 2016-07-27 2016-12-14 广东中沃生态环境有限公司 The remodeling method of strand aquatic bird ecological protection system and ecological protection system thereof
CN106759118A (en) * 2016-12-09 2017-05-31 南京工业大学 A kind of offshore shoal wetland construction method for hard revetment river course
CN107806062A (en) * 2017-11-01 2018-03-16 江苏飞鱼环保科技有限公司 A kind of biofiltration bank protection and its construction method for river corridor restoration
US9994467B2 (en) 2015-04-28 2018-06-12 Soochow University Unpowered water purification system for a riverfront landscape constructed wetland
CN108558017A (en) * 2018-03-30 2018-09-21 中冶华天工程技术有限公司 Composite river wet land system for river corridor restoration
CN108623007A (en) * 2017-03-16 2018-10-09 山东君成环境检测有限公司 A kind of multi-stage eco-ponds improvement rural rivers method
CN108664647A (en) * 2018-05-17 2018-10-16 环境保护部环境规划院 A kind of basin fine-grained management system of integrated Model of Water Environment
CN108978597A (en) * 2018-07-24 2018-12-11 王俊利 Biofiltration slope protection and its construction method for river corridor restoration
CN110761241A (en) * 2019-09-03 2020-02-07 华北水利水电大学 City river course ecology defense
CN111139784A (en) * 2020-01-17 2020-05-12 徐州工程学院 Point source pollution enhanced retention and purification artificial wetland system at lake inlet and lake outlet
CN111851646A (en) * 2020-07-14 2020-10-30 中交水利水电建设有限公司 Raw water purification channel and construction method thereof

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JP2005180157A (en) * 2003-12-20 2005-07-07 Tatsuo Nagano Water purifying method suitable for inhabitation of wild bird serving both as revetment of lakes and fishery in order to protect ecosystem of natural environment and beauty by bowl attached l-type block
CN1298934C (en) * 2004-12-27 2007-02-07 河海大学 Landscape type multi-stage stepwise artificial wetland protection slope forming method
CN101575145A (en) * 2009-06-09 2009-11-11 山东建筑大学 Riverway water quality purification and ecosystem restoration adjustable wetland technology
CN101700933A (en) * 2009-11-09 2010-05-05 南京大学 Advanced water treatment method by utilizing artificial floating island wetland

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Publication number Priority date Publication date Assignee Title
JPH09302686A (en) * 1996-05-20 1997-11-25 Pub Works Res Inst Ministry Of Constr Revetment greening planting block and greened revetment
JP2005180157A (en) * 2003-12-20 2005-07-07 Tatsuo Nagano Water purifying method suitable for inhabitation of wild bird serving both as revetment of lakes and fishery in order to protect ecosystem of natural environment and beauty by bowl attached l-type block
CN1298934C (en) * 2004-12-27 2007-02-07 河海大学 Landscape type multi-stage stepwise artificial wetland protection slope forming method
CN101575145A (en) * 2009-06-09 2009-11-11 山东建筑大学 Riverway water quality purification and ecosystem restoration adjustable wetland technology
CN101700933A (en) * 2009-11-09 2010-05-05 南京大学 Advanced water treatment method by utilizing artificial floating island wetland

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102730823A (en) * 2012-07-10 2012-10-17 中国科学院生态环境研究中心 Simulative nature river course water purification system
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
CN102897976A (en) * 2012-10-12 2013-01-30 常州大学 Method for in-situ ecological treatment of town domestic waste water by using river and creek converging
CN102897976B (en) * 2012-10-12 2013-12-18 常州大学 Method for in-situ ecological treatment of town domestic waste water by using river and creek converging
CN102992549A (en) * 2012-12-12 2013-03-27 中国水电顾问集团华东勘测设计研究院 Multilevel wetland purification system based on ecological base flow regulation
CN103981834A (en) * 2014-05-28 2014-08-13 常州大学 Small-flow river water cleaning and pollution stopping system
CN103981834B (en) * 2014-05-28 2016-01-20 常州大学 Low discharge river water cleaning and pollution blocking apparatus
US9994467B2 (en) 2015-04-28 2018-06-12 Soochow University Unpowered water purification system for a riverfront landscape constructed wetland
CN105951661A (en) * 2016-06-23 2016-09-21 浙江大学 Plain river water quality promoting system and method
CN106223260A (en) * 2016-07-27 2016-12-14 广东中沃生态环境有限公司 The remodeling method of strand aquatic bird ecological protection system and ecological protection system thereof
CN106759118B (en) * 2016-12-09 2019-03-12 南京工业大学 A kind of offshore shoal wetland construction method for hard revetment river
CN106759118A (en) * 2016-12-09 2017-05-31 南京工业大学 A kind of offshore shoal wetland construction method for hard revetment river course
CN108623007A (en) * 2017-03-16 2018-10-09 山东君成环境检测有限公司 A kind of multi-stage eco-ponds improvement rural rivers method
CN107806062B (en) * 2017-11-01 2020-04-14 江苏飞鱼环保科技有限公司 Construction method of biological filtration slope protection for riverway restoration
CN107806062A (en) * 2017-11-01 2018-03-16 江苏飞鱼环保科技有限公司 A kind of biofiltration bank protection and its construction method for river corridor restoration
CN108558017A (en) * 2018-03-30 2018-09-21 中冶华天工程技术有限公司 Composite river wet land system for river corridor restoration
CN108664647A (en) * 2018-05-17 2018-10-16 环境保护部环境规划院 A kind of basin fine-grained management system of integrated Model of Water Environment
CN108664647B (en) * 2018-05-17 2021-07-06 生态环境部环境规划院 Basin fine management system of integrated water environment model
CN108978597B (en) * 2018-07-24 2021-05-25 国投信开水环境投资有限公司 Biological filtration slope protection for river ecological restoration and construction method thereof
CN108978597A (en) * 2018-07-24 2018-12-11 王俊利 Biofiltration slope protection and its construction method for river corridor restoration
CN110761241A (en) * 2019-09-03 2020-02-07 华北水利水电大学 City river course ecology defense
CN111139784A (en) * 2020-01-17 2020-05-12 徐州工程学院 Point source pollution enhanced retention and purification artificial wetland system at lake inlet and lake outlet
CN111851646A (en) * 2020-07-14 2020-10-30 中交水利水电建设有限公司 Raw water purification channel and construction method thereof

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