CN201313855Y - A Slope Ecological Wetland Structure for River Water Purification - Google Patents

A Slope Ecological Wetland Structure for River Water Purification Download PDF

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Publication number
CN201313855Y
CN201313855Y CNU2008201234919U CN200820123491U CN201313855Y CN 201313855 Y CN201313855 Y CN 201313855Y CN U2008201234919 U CNU2008201234919 U CN U2008201234919U CN 200820123491 U CN200820123491 U CN 200820123491U CN 201313855 Y CN201313855 Y CN 201313855Y
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China
Prior art keywords
retaining wall
slope
waterway
river water
side slope
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Expired - Fee Related
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CNU2008201234919U
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Chinese (zh)
Inventor
王雨春
彭文启
周怀东
殷淑华
冯健
刘晓波
毛战坡
杜霞
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China Institute of Water Resources and Hydropower Research
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China Institute of Water Resources and Hydropower Research
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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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Abstract

The utility model discloses an ecological side slope marsh structure for purifying the water quality of riverways, which comprises an upper side slope retaining wall, a waterway-adjusting retaining wall and a pervious guard foundation, wherein the waterway-adjusting retaining wall and the pervious guard foundation are arranged in order; an upstream waterway system and a downstream waterway system are arranged on the upper side slope retaining wall; the upper layer between the upper side slope retaining wall and the pervious guard foundation is provided with a plant effect substrate layer; the waterway-adjusting retaining wall is arranged under the plant effect substrate layer; physicochemical strengthening absorbing packing and primary water distribution packing are arranged orderly from the top down between the upper side slope retaining wall and the waterway-adjusting retaining wall; and physicochemical strengthening absorbing packing and ecological filter packing are arranged orderly from the top down between the waterway-adjusting retaining wall and the pervious guard foundation. After the side slope marsh unit of the utility model is adopted, the nitrogen and phosphorus in sewage can be removed, and thereby, the water quality can be purified. The utility model can be used in an ecological project for the enhancement and purification of the water quality of urban riverways, and can be adopted by departments such as water conservancy, environment protection and municipal works.

Description

A kind of slope ecological wetland structure that is used for riverway water quality purification
Technical field
The utility model relates to a kind of slope ecological wetland structure, particularly a kind of slope ecological wetland structure that is suitable for city and other riverway water quality purification.
Background technology
The quality problem that China urban river extensively exists nitrogen, phosphorus to exceed standard adopts the ecological treatment system of sewage work and artificial or natural wetland to carry out purification of water quality usually.Because the restriction of technology and running cost, even reach the water outlet of the sewage work of discharging standards, total nitrogen in the water body mainly is that the content of nitrate nitrogen still surpasses surface water quality standard, may cause ecological problems such as body eutrophication.Because space constraint also can not make up large-area sewage treatment wetland, especially also there is the water shortage problem of wetland maintenance for many city rivers at northern area.
Summary of the invention
The utility model is in order to solve the deficiencies in the prior art, for removing nitrogen, the phosphorus in the sewage, realize purification of water quality, solve the restriction bottleneck problem of water shortage in north china city river water quality ecological purification, a kind of slope ecological wetland structure that is used for riverway water quality purification is provided.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of slope ecological wetland structure that is used for riverway water quality purification, comprise the side slope top retaining wall, barricade and the permeable base that protects are regulated in the water route that sets gradually, described side slope top retaining wall is provided with up water circuit system and descending water circuit system, described side slope top retaining wall and the permeable upper strata of protecting between the base are provided with plant effect hypothallus, described water route regulate barricade be arranged on plant effect hypothallus below, described side slope top retaining wall and water route are regulated and are disposed with physical chemistry reinforcement adsorption stuffing between the barricade from top to bottom, one-level cloth water packing, described water route regulate barricade and permeable protecting is disposed with physical chemistry reinforcement adsorption stuffing from top to bottom between the base, the eco-filtration filler.
It is the masonry concrete structure that barricade is regulated in described side slope top retaining wall and water route.
The described permeable base that protects is ecological concrete prefabricated structure.
Described one-level cloth water packing is particle diameter 5～10cm gravel material.
Described physical chemistry is strengthened one or both in adsorption stuffing slag, the cinder.
Described eco-filtration filler is the gravel of size fractionated.
Described plant effect hypothallus is the surface coating that soil, plant constitute.
It is a plurality of that barricade is regulated in described water route, and the bottom of regulating barricade in the water route is provided with the limbers.
Compared with prior art, the side slope wetland artificial constructed by the utility model makes up structure, utilize the useful space in the river course most possibly, as bank slope etc., transform it as sewage wet land treating system with ecological adsorption function, by the physics in the wetland matrix, chemistry and biological action, can effectively remove nutritive salt pollutents such as phosphorus in the water body, nitrogen.Test-results shows, adopts the structure of this utility model can realize that tp removal rate is not less than 30%.This structure can be used in the ecological engineering of the water quality strengthened purification of city river, is suitable for departments such as water conservancy, environment protection, municipal administration and adopts.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1. side slope top retaining wall, 2. up water circuit system, 3. descending water circuit system, 4. one-level cloth water packing, 5. barricade is regulated in the water route, and 6. physical chemistry is strengthened adsorption stuffing, and 7. barricade is regulated in the secondary water route, 8. plant effect hypothallus, 9. eco-filtration filler, the 10. permeable base that protects.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, a kind of slope ecological wetland structure that is used for riverway water quality purification, comprise side slope top retaining wall 1, barricade 5 is regulated in the one-level water route that sets gradually, barricade 7 and the permeable base 10 that protects are regulated in the secondary water route, side slope top retaining wall 1 is provided with up water circuit system 2 and descending water circuit system 3, side slope top retaining wall 1 and the permeable upper strata of protecting between the base 10 are provided with plant effect hypothallus 8, the one-level water route regulate barricade 5 be arranged on plant effect hypothallus 8 below, side slope top retaining wall 1 and one-level water route are regulated and are disposed with physical chemistry reinforcement adsorption stuffing 6 and one-level cloth water packing 4 between the barricade 5 from top to bottom, barricade 5 is regulated in the one-level water route, barricade 7 is regulated in the secondary water route and permeable protecting is disposed with physical chemistry reinforcement adsorption stuffing 6 and eco-filtration filler 9 from top to bottom between the base 10, below plant effect hypothallus 8, the secondary water route is regulated barricade 7 bottoms and is provided with the limbers, and barricade 5 is regulated in the one-level water route and permeable protecting also can be provided with a plurality of water routes adjusting barricades as required between the base 10.
Described side slope top retaining wall 1 is the masonry concrete structure, has certain engineering strength, can effectively keep stability of slope.
Barricade 5 is regulated in described water route, is the masonry concrete structure, has certain engineering strength, can effectively keep stability of slope, have pervious function simultaneously, guarantee the unobstructed of solute migration exchange, regulate, control the migration path of water body in the wet land system according to design requirements.
The described permeable base 10 that protects is the concrete prefabricated structure of ecology, has certain anti-impact erosion engineering strength, to guarantee the stable of side slope, the vertical exchange that keeps water body simultaneously.
Described one-level cloth water packing 4, for the greater particle size gravel material constitutes, general particle diameter mainly is to keep the wetland water-permeable to realize water distribution uniformity, and keeps the engineering strength of wetland matrix at 5～10cm.
Described physical chemistry is strengthened adsorption stuffing 6, is mainly filler particles of different nature, comprises slag, cinder etc., and packing layer thickness is determined according to specific requirement.
Described eco-filtration filler 9 is the biological sand filter system, constitutes filtering layer by size fractionated gravel.
Described plant effect hypothallus 8 is the surface coating that soil, plant constitute, and layer of plants plays the effect of stable side slope, simultaneously the nutritive salt in the absorbing and eliminating sewage.
Described up water circuit system 2 for aqueduct arranges that with sewage water conservancy diversion arrives the upper edge of side slope wetland by free potential energy, forms surface current.
Described descending water circuit system 3 for aqueduct arranges that with sewage water conservancy diversion arrives the bottom of side slope wetland, relies on head pressure, forms undercurrent.
Principle of work of the present utility model:
In structure of the present utility model, pending sewage enters the side slope wetland by up water circuit system 2 or descending water circuit system 3, through one-level cloth water packing 4, the physical chemistry of flowing through from adjusting barricade 5 tops, one-level water route is strengthened adsorption stuffing 6, part sewage is regulated the limbers outflow of barricade 7 bottoms from the secondary water route, enter the river course after the sewage of flow through eco-filtration filler 9 and flow through adjusting barricade 7 tops, secondary water route and plant effect hypothallus 8 converges.Physical chemistry is strengthened adsorption stuffing 6 and eco-filtration filler 9 and is effectively reduced total phosphorus in the sewage by adsorption, forms fast bacterial film absorption and bio-absorbable simultaneously on the filler and can effectively reduce nitrogen, phosphorus concentration in the sewage, reaches the purpose of purification of water quality.
Slope ecological wetland structure of the present utility model is mainly used in the ecological water distribution of riverway water quality purification and the engineering that the river course pollution of area source dams.
Above-described embodiment, the utility model embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solutions of the utility model scope and replacing all should be included in the protection domain of the present utility model.

Claims (8)

1、一种用于河道水质净化的边坡生态湿地结构，其特征在于，包括边坡上挡墙，依次设置的水路调节挡墙和透水护基，所述的边坡上挡墙上设有上行水路系统和下行水路系统，所述的边坡上挡墙与透水护基之间的上层设有植物作用基质层，所述的水路调节挡墙设置在植物作用基质层的下面，所述的边坡上挡墙与水路调节挡墙之间从上到下依次设置有物理化学强化吸附填料、一级布水填料，所述的水路调节挡墙与透水护基之间从上到下依次设置有物理化学强化吸附填料、生态过滤填料。1. A slope ecological wetland structure for river water purification, characterized in that it includes a retaining wall on the slope, a waterway regulating retaining wall and a permeable foundation protection set in sequence, and the retaining wall on the slope is provided with For the upstream waterway system and the downward waterway system, the upper layer between the retaining wall on the slope and the permeable protection base is provided with a plant action matrix layer, and the waterway regulating retaining wall is arranged below the plant action matrix layer. Physical and chemical enhanced adsorption fillers and primary water distribution fillers are arranged sequentially from top to bottom between the retaining wall on the slope and the waterway regulating retaining wall, and the waterway regulating retaining wall and the permeable foundation are arranged in sequence from top to bottom There are physical and chemical enhanced adsorption fillers and ecological filter fillers. 2、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的边坡上挡墙和水路调节挡墙为砖石混凝土结构。2. A slope ecological wetland structure for purifying river water according to claim 1, characterized in that, the retaining wall on the slope and the retaining wall for regulating waterways are masonry concrete structures. 3、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的透水护基为生态混凝土预制构建。3. The slope ecological wetland structure used for river water purification according to claim 1, characterized in that the permeable foundation protection is prefabricated with ecological concrete. 4、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的一级布水填料为粒径5～10cm砾石材料。4. A slope ecological wetland structure for purifying river water according to claim 1, characterized in that the primary water distribution filler is gravel material with a particle size of 5-10 cm. 5、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的物理化学强化吸附填料为钢渣或煤渣。5. A slope ecological wetland structure for river water purification according to claim 1, characterized in that the physical and chemical enhanced adsorption filler is steel slag or coal slag. 6、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的生态过滤填料为不同粒级的砂砾。6. The slope ecological wetland structure used for river water purification according to claim 1, characterized in that the ecological filter fillers are gravels of different particle sizes. 7、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的植物作用基质层为土壤、植物构成的表面覆盖层。7. The slope ecological wetland structure used for river water purification according to claim 1, characterized in that, the substrate layer for plant action is a surface covering layer composed of soil and plants. 8、根据权利要求1所述的一种用于河道水质净化的边坡生态湿地结构，其特征在于，所述的水路调节挡墙为多个，在水路调节挡墙的下部设有通水孔。8. A slope ecological wetland structure for river water purification according to claim 1, characterized in that there are multiple waterway regulating retaining walls, and a water hole is provided at the lower part of the waterway regulating retaining wall .
CNU2008201234919U 2008-11-05 2008-11-05 A Slope Ecological Wetland Structure for River Water Purification Expired - Fee Related CN201313855Y (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101624233B (en) * 2009-08-06 2011-03-30 上海交通大学 Self-flowing semi-substrate artificial hydroponic wetland device
CN102428857A (en) * 2011-09-06 2012-05-02 上海交通大学 Method for constructing near-natural plant community of river bank for preventing and controlling non-point source pollution
CN102674553A (en) * 2012-05-08 2012-09-19 山东潍坊东盛园艺有限公司 Method for selecting aquatic plants of ecological wetland
CN103449610A (en) * 2013-09-12 2013-12-18 天津大学 Wave-type flow artificial wetland system using levee slopes and construction method
CN103663859A (en) * 2013-10-12 2014-03-26 广东四季景山园林建设有限公司 Method for constructing multi-stage subsurface flow constructed wetland system
CN105152348A (en) * 2015-09-30 2015-12-16 武汉中科水生环境工程股份有限公司 Anti-blocking baffling type percolation dam
CN105645592A (en) * 2015-12-30 2016-06-08 北京东方利禾景观设计有限公司 Ecological bank revetment for purifying non-point pollutants
CN107087489A (en) * 2017-05-18 2017-08-25 天津市城市新海绵环保科技有限公司 Concrete vegetation water purification base material and preparation method thereof
CN107935493A (en) * 2017-11-10 2018-04-20 淮安市水利勘测设计研究院有限公司 A kind of artificial swamp purified water type eco-concrete and preparation method and application
CN109607794A (en) * 2018-11-23 2019-04-12 上海勘测设计研究院有限公司 City river direct purification device
CN110016886A (en) * 2019-03-26 2019-07-16 华北水利水电大学 The river is close to the natural ecological embankment
CN111646645A (en) * 2020-06-09 2020-09-11 长江水利委员会长江科学院 Clear water runoff production slope protection system and application method thereof

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101624233B (en) * 2009-08-06 2011-03-30 上海交通大学 Self-flowing semi-substrate artificial hydroponic wetland device
CN102428857A (en) * 2011-09-06 2012-05-02 上海交通大学 Method for constructing near-natural plant community of river bank for preventing and controlling non-point source pollution
CN102428857B (en) * 2011-09-06 2013-04-17 上海交通大学 Method for constructing near-nature plant community for preventing and controlling non-point source pollution
CN102674553A (en) * 2012-05-08 2012-09-19 山东潍坊东盛园艺有限公司 Method for selecting aquatic plants of ecological wetland
CN103449610A (en) * 2013-09-12 2013-12-18 天津大学 Wave-type flow artificial wetland system using levee slopes and construction method
CN103663859A (en) * 2013-10-12 2014-03-26 广东四季景山园林建设有限公司 Method for constructing multi-stage subsurface flow constructed wetland system
CN103663859B (en) * 2013-10-12 2015-08-12 广东四季景山园林建设有限公司 A kind of construction process of staged subsurface flow constructed wetland system
CN105152348A (en) * 2015-09-30 2015-12-16 武汉中科水生环境工程股份有限公司 Anti-blocking baffling type percolation dam
CN105645592A (en) * 2015-12-30 2016-06-08 北京东方利禾景观设计有限公司 Ecological bank revetment for purifying non-point pollutants
CN107087489A (en) * 2017-05-18 2017-08-25 天津市城市新海绵环保科技有限公司 Concrete vegetation water purification base material and preparation method thereof
CN107087489B (en) * 2017-05-18 2020-03-17 天津市城市新海绵环保科技有限公司 Concrete vegetation water purification base material and preparation method thereof
CN107935493A (en) * 2017-11-10 2018-04-20 淮安市水利勘测设计研究院有限公司 A kind of artificial swamp purified water type eco-concrete and preparation method and application
CN109607794A (en) * 2018-11-23 2019-04-12 上海勘测设计研究院有限公司 City river direct purification device
WO2020103415A1 (en) * 2018-11-23 2020-05-28 上海勘测设计研究院有限公司 Urban river channel direct purification device
CN110016886A (en) * 2019-03-26 2019-07-16 华北水利水电大学 The river is close to the natural ecological embankment
CN111646645A (en) * 2020-06-09 2020-09-11 长江水利委员会长江科学院 Clear water runoff production slope protection system and application method thereof

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