CN105668918A - Urban hard riverway modular multi-system coupled ecological restoration system - Google Patents
Urban hard riverway modular multi-system coupled ecological restoration system Download PDFInfo
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- CN105668918A CN105668918A CN201610011202.5A CN201610011202A CN105668918A CN 105668918 A CN105668918 A CN 105668918A CN 201610011202 A CN201610011202 A CN 201610011202A CN 105668918 A CN105668918 A CN 105668918A
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- submerged plant
- module
- river course
- fixing
- cleaning system
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Hydroponics (AREA)
Abstract
The invention discloses an urban hard riverway modular multi-system coupled ecological restoration system, which mainly comprises: a microbial attachment substrate module purification system, a submerged plant module purification system and a large-scale macrobenthic module purification system. The submerged plant module purification system is located at the downstream of the microbial attachment substrate module purification system, and the large-scale macrobenthic module purification system is located at the downstream of the submerged plant module purification system. The system provided by the invention can effectively treat urban hard riverway black odor and water deterioration, enhance the self-purification ability of riverway, and make the riverway water reach the surface water standards. The system provided by the invention is conducive to constructing a complex aquatic organism habitat, enhancing riverway animal and plant habitat diversity, and increasing the riverway ecosystem stability.
Description
Technical field
The present invention relates to environmental project, ecological engineering and Hydraulic Engineering Design field, specifically, relate to a kind of urban hard river course modularity multisystem coupling Ecosystem restoration system.
Background technology
There are the abundant water yield, water conservancy and aquatic resources in river, there is again maintenance bio-diversity, regulate the climate, store receive flood, regulate the function such as rainwash, restoration of the ecosystem water quality. But, along with the developing rapidly of China's industrial or agricultural, urbanization process are accelerated and rudimentary, extensive Economic Development Mode, industrial wastewater and sanitary sewage discharge capacity increase day by day, macrometabolic element constantly flows into river, harmful effect is caused to many rivers, wherein river is black smelly has become the pollution problem that China's small and medium river channel exists jointly, and urban river is black smelly causes extremely serious impact to urban area circumstance, affects life and the health of nearby residents especially.
At present, one of main problem that domestic and international river corridor restoration faces is that urban river water is seriously polluted, ecosystem degradation, only is not enough to keep river water quality by the self-purification capacity in river course own. Ecological restoring method is to cut dirty pollution treatment, and this method concentrates on the improvement that urban river water pollutes, and not only constructions cost is higher, and engineering vestige is obvious, affects River Landscape effect. Selecting this method to carry out repairing the particularity not considering urban rives, urban rives is generally hardening river course, and revetment is generally vertical hard revetment, the whole hardening in riverbed, not directly planting aquatic plants, and periphery available area in river course is less.
A kind of method (CN103332789A) that black-odor riverway water ecology purifies discloses one and arranges artificial swamp, the comprehensive function utilizing soil-plant-microorganism realizes the water ecology purification techniques of black-odor riverway, although river being served certain purification, but being not suitable for city river, riverbed, river course hardening can not construct the ecosystem of edaphophyte microorganism. River channel ecology builds and adopts suitable aerating system to river water body reoxygenation with water restoration system (CN102276068A), and then add profitable strain, to in the polluted river mode by biological restoration, although enhancing microorganisms in water group, but it is not provided with microorganism adherance, the profitable strain that can be easily caused input runs off, and causes the wasting of resources.
Summary of the invention
It is an object of the invention to the defect existed for prior art, it is provided that one is not take up exceptional space, low operating cost, stable, during-operation service simple, make full use of water course in situ area carries out restoration of the ecosystem to city black and odorous river.
To achieve these goals, the present invention adopts the following technical scheme that:
A kind of urban hard river course modularity multisystem coupling Ecosystem restoration system, including microorganism adherance module cleaning system, submerged plant module cleaning system and macrobenthos module cleaning system;
Described submerged plant module cleaning system is positioned at microorganism adherance module cleaning system downstream;
Described macrobenthos module cleaning system is positioned at submerged plant module cleaning system downstream.
Further, when in river course, water velocity is slow, described coupling Ecosystem restoration system also includes aerating system, is positioned at the upstream of microorganism adherance module cleaning system.
Further, described aerating system includes aerator, gas transmission line and aeration pipeline; Arranging switch after described aerator, adjustable switch controls air quantity; Described gas transmission line connects aerator and aeration pipeline; Described aeration pipeline is the PC pipe that one end is closed, and is arranged at bottom of river channel, is connected with riverbank blower fan by gas transmission line, and arranging a diameter every 5cm is the venthole of 0.2cm.
Further, described microorganism adherance module cleaning system includes frame-type stuck-module, the fixing suspension ring of adherance, the fixing device of modular connection and riverbank; Described frame-type stuck-module is connected to framework by modular connection, and the crossbeam central authorities of frame-type stuck-module are located at by the fixing suspension ring of described adherance, and the fixing device in described riverbank is used for connecting framework and river course revetment.
The framework of the fixing device of described frame-type microorganism adherance is wide for the 2/3 of influent weir, and length is 20m, and described microorganism adherance can adopt combined stuffing.
Further, described frame-type stuck-module is cuboid stainless steel frame, and its four curb girders protrude upward 0.5m. The square that cross section is 1000*1000mm of described frame-type stuck-module. Described modular connection adopts the rustless steel collar to be fixed on the extending area of each frame-type stuck-module curb girder. The height of described framework is lower than water surface 0.5m. The diameter of the fixing suspension ring of described adherance is 5cm. The fixing device in described riverbank adopts stainless steel tube directly to be followed closely by framework in river course revetment, and its afterbody and frame-type stuck-module are screwed. Described adherance is combined stuffing, biological rope connect. The material of described biological rope is polypropylene and vinylon, and its proportion is 1.09, and external diameter is 100mm, and specific surface area is 2.4m2/m。
Further, described submerged plant module cleaning system includes submerged plant fixing bed, submerged plant growth bed, submerged plant Controling network, the described submerged plant growth bed inside being located at the fixing bed of submerged plant, described submerged plant Controling network is located on six faces of the fixing bed of submerged plant.
Further, the fixing bed of described submerged plant includes frame-type stuck-module, the fixing suspension ring of Controling network, the fixing device of modular connection and riverbank; Described frame-type stuck-module is connected to framework by modular connection, and the crossbeam central authorities of frame-type stuck-module are located at by described Controling network suspension ring, and the fixing device in described riverbank is used for connecting framework and river course revetment.
Further, the described submerged plant growth bed cuboid being made up of steel plate with holes, steel plate small aperture is 2-3mm, and cuboid is without top cover, and built with the plantation fine sand that particle diameter is 5mm, submerged plant planting is on fine sand.
Further, described submerged plant is at least one in watermifoil, hornwort, Herba vallisneriae Spiralis, black algae.
Further, described submerged plant Controling network is made up of gauze, for demountable structure.
Further, described macrobenthos module cleaning system includes frame-type stuck-module, the fixing suspension ring of macrobenthos, the fixing device of modular connection and riverbank; Described frame-type stuck-module is connected to framework by modular connection, described macrobenthos is connected by biological rope, the crossbeam central authorities of frame-type stuck-module are located at by the fixing suspension ring of described macrobenthos, for fixing macrobenthos biological rope, the fixing device in described riverbank is used for connecting framework and river course revetment.
Described macrobenthos module cleaning system, the fixing bed of submerged plant is identical with the structure of microorganism adherance module cleaning system, suspension ring in microorganism adherance module cleaning system pass through biological rope fixation of microbe adherance, suspension ring in macrobenthos module cleaning system are by the fixing macrobenthos of biological rope, suspension ring in the fixing bed of submerged plant are fixing submerged plant Controling network, simultaneously, macrobenthos module cleaning system, the fixing bed of submerged plant can be additionally used in lift frame-type stuck-module with the suspension ring in microorganism adherance module cleaning system, it is convenient for changing.
Beneficial effect
Compared with prior art, the present invention has following remarkable advantage:
1. the present invention can administer black smelly, the water body deterioration of urban rives effectively, strengthens the detergent power in river course self, makes river water body reach surface water standard; Meanwhile, the method contributes to building complicated aquatile habitat, strengthens river course animals and plants habitat diversity, increases river channel ecology system stability; Simultaneously so that river course reparation can not only reach good effect of harnessing the river, and constructs the ecosystem that urban rives microorganism-plant-aquatic animal is optimum.
2. the present invention is directed to submerged plant module cleaning system, river course arranges submerged plant fixing bed, submerged plant growth bed, submerged plant Controling network, wherein the fixing bed of submerged plant is for limiting the growing space of submerged plant, and can effectively replace submerged plant, submerged plant Controling network avoids submerged plant overgrowing to cause submerged plant in river course to spread unchecked; And submerged plant Controling network adopts the structure being readily disassembled, it is simple to periodic cleaning submerged plant; The submerged plants such as submerged plant growth bed middle plantation watermifoil, hornwort, Herba vallisneriae Spiralis, black algae, strengthen riverbed and pollute detergent power.
3. when in river course, water velocity is slow, river is purified by the mode of the combination that the present invention can employ aerating system+microorganism adherance+submerged plant+macrobenthos, aerating system is positioned at system most upstream, river dissolved oxygen can be increased, be used for providing oxygen needed for downstream microorganism adherance ecosystem; Water plant is positioned at the downstream of microorganism adherance, primarily serves the purpose of and purifies water, and produces oxygen simultaneously, supplements the oxygen that microorganism adherance consumes, and maintains ecosystem stable; Macrobenthos strengthens clean-up effect effect, it is ensured that river water cleaning effect.
Accompanying drawing illustrates:
Fig. 1 is the schematic diagram of a kind of urban hard river course of present invention modularity multisystem coupling Ecosystem restoration system;
Fig. 2 is the structural representation of the microorganism adherance module cleaning system of the present invention;
Fig. 3 is the structural representation of the submerged plant module cleaning system of the present invention;
Number in the figure illustrates:
1, aerating system, 2, microorganism adherance module cleaning system, 3, submerged plant module cleaning system, 4, macrobenthos module cleaning system, 2-1, frame-type stuck-module, 2-2, adherance fix suspension ring, 2-3, modular connection, 2-4, the fixing device in riverbank, 3-1, the fixing bed of submerged plant, 3-2, submerged plant growth bed, 3-3, submerged plant Controling network.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is further detailed explanation.
Embodiment
As shown in Figure 1 to Figure 3, a kind of urban hard river course modularity multisystem coupling Ecosystem restoration system, including microorganism adherance module cleaning system 2, submerged plant module cleaning system 3 and macrobenthos module cleaning system 4;
Described submerged plant module cleaning system 3 is positioned at microorganism adherance module cleaning system 2 downstream;
Described macrobenthos module cleaning system 4 is positioned at submerged plant module cleaning system 3 downstream.
When in river course, water velocity is slow, described coupling Ecosystem restoration system also includes aerating system 1, is positioned at the upstream of microorganism adherance module cleaning system 2.
Described aerating system 1 includes aerator, gas transmission line and aeration pipeline; Arranging switch after described aerator, adjustable switch controls air quantity; Described gas transmission line connects aerator and aeration pipeline; Described aeration pipeline is the PC pipe that one end is closed, and is arranged at bottom of river channel, is connected with riverbank blower fan by gas transmission line, and arranging a diameter every 5cm is the venthole of 0.2cm.
Described microorganism adherance module cleaning system 2 includes frame-type stuck-module 2-1, adherance fixing suspension ring 2-2, modular connection 2-3 device 2-4 fixing with riverbank; Described frame-type stuck-module 2-1 is connected to framework by modular connection 2-3, and the fixing suspension ring 2-2 of described adherance is located at the crossbeam central authorities of frame-type stuck-module 2-1, and the fixing device 2-4 in described riverbank is used for connecting framework and river course revetment.
The framework of the fixing device of described frame-type microorganism adherance is wide for the 2/3 of influent weir, and length is 20m, and described microorganism adherance can adopt combined stuffing.
Described frame-type stuck-module is cuboid stainless steel frame, and its four curb girders protrude upward 0.5m. The square that cross section is 1000*1000mm of described frame-type stuck-module. Described modular connection adopts the rustless steel collar to be fixed on the extending area of each frame-type stuck-module curb girder. The height of described framework is lower than water surface 0.5m. The diameter of the fixing suspension ring of described adherance is 5cm. The fixing device in described riverbank adopts stainless steel tube directly to be followed closely by framework in river course revetment, and its afterbody and frame-type stuck-module are screwed. Described adherance is combined stuffing, biological rope connect. The material of described biological rope is polypropylene and vinylon, and its proportion is 1.09, and external diameter is 100mm, and specific surface area is 2.4m2/m。
Described submerged plant module cleaning system 3 includes submerged plant fixing bed 3-1, submerged plant growth bed 3-2, submerged plant Controling network 3-3, described submerged plant growth bed 3-2 is located at the inside of the fixing bed 3-1 of submerged plant, and described submerged plant Controling network 3-3 is located on six faces of the fixing bed 3-1 of submerged plant.
The fixing bed of described submerged plant includes frame-type stuck-module, the fixing suspension ring of Controling network, the fixing device of modular connection and riverbank;Described frame-type stuck-module is connected to framework by modular connection, and the crossbeam central authorities of frame-type stuck-module are located at by described Controling network suspension ring, and the fixing device in described riverbank is used for connecting framework and river course revetment.
The described submerged plant growth bed cuboid being made up of steel plate with holes, steel plate small aperture is 2-3mm, and cuboid is without top cover, and built with the plantation fine sand that particle diameter is 5mm, submerged plant planting is on fine sand.
Described submerged plant is at least one in watermifoil, hornwort, Herba vallisneriae Spiralis, black algae.
Described submerged plant Controling network is made up of gauze, for demountable structure.
Described macrobenthos module cleaning system includes frame-type stuck-module, the fixing suspension ring of macrobenthos, the fixing device of modular connection and riverbank; Described frame-type stuck-module is connected to framework by modular connection, described macrobenthos is connected by biological rope, the crossbeam central authorities of frame-type stuck-module are located at by the fixing suspension ring of described macrobenthos, for fixing macrobenthos biological rope, the fixing device in described riverbank is used for connecting framework and river course revetment.
Claims (10)
1. a urban hard river course modularity multisystem coupling Ecosystem restoration system, it is characterised in that include microorganism adherance module cleaning system, submerged plant module cleaning system and macrobenthos module cleaning system;
Described submerged plant module cleaning system is positioned at microorganism adherance module cleaning system downstream;
Described macrobenthos module cleaning system is positioned at submerged plant module cleaning system downstream.
2. a kind of urban hard river course according to claim 1 modularity multisystem coupling Ecosystem restoration system, it is characterized in that, described coupling Ecosystem restoration system is relatively slow when river flow velocity, during dissolved oxygen deficiency, aerating system is set, is positioned at the upstream of microorganism adherance module cleaning system.
3. a kind of urban hard river course according to claim 1 modularity multisystem coupling Ecosystem restoration system, it is characterised in that described aerating system includes aerator, gas transmission line and aeration pipeline; Arranging switch after described aerator, adjustable switch controls air quantity; Described gas transmission line connects aerator and aeration pipeline; Described aeration pipeline is the PC pipe that one end is closed, and is arranged at bottom of river channel, is connected with riverbank blower fan by gas transmission line, and arranging a diameter every 5cm is the venthole of 0.2cm.
4. a kind of urban hard river course according to claim 1 modularity multisystem coupling Ecosystem restoration system, it is characterized in that, described microorganism adherance module cleaning system includes frame-type stuck-module, the fixing suspension ring of adherance, the fixing device of modular connection and riverbank; Described frame-type stuck-module is connected to framework by modular connection, and the crossbeam central authorities of frame-type stuck-module are located at by the fixing suspension ring of described adherance, and the fixing device in described riverbank is used for connecting framework and river course revetment.
5. a kind of urban hard river course according to claim 1 modularity multisystem coupling Ecosystem restoration system, it is characterized in that, described submerged plant module cleaning system includes submerged plant fixing bed, submerged plant growth bed, submerged plant Controling network, the described submerged plant growth bed inside being located at the fixing bed of submerged plant, described submerged plant Controling network is located on six faces of the fixing bed of submerged plant.
6. a kind of urban hard river course according to claim 5 modularity multisystem coupling Ecosystem restoration system, it is characterized in that, the fixing bed of described submerged plant includes frame-type stuck-module, the fixing suspension ring of Controling network, the fixing device of modular connection and riverbank;Described frame-type stuck-module is connected to framework by modular connection, and the crossbeam central authorities of frame-type stuck-module are located at by described Controling network suspension ring, and the fixing device in described riverbank is used for connecting framework and river course revetment.
7. a kind of urban hard river course according to claim 5 modularity multisystem coupling Ecosystem restoration system, it is characterized in that, the described submerged plant growth bed cuboid being made up of steel plate with holes, steel plate small aperture is 2-3mm, cuboid is without top cover, built with the plantation fine sand that particle diameter is 5mm, submerged plant planting is on fine sand.
8. a kind of urban hard river course according to claim 7 modularity multisystem coupling Ecosystem restoration system, it is characterised in that described submerged plant is at least one in watermifoil, hornwort, Herba vallisneriae Spiralis, black algae.
9. a kind of urban hard river course according to claim 5 modularity multisystem coupling Ecosystem restoration system, it is characterised in that described submerged plant Controling network is made up of gauze, for demountable structure.
10. a kind of urban hard river course according to claim 1 modularity multisystem coupling Ecosystem restoration system, it is characterized in that, described macrobenthos module cleaning system includes frame-type stuck-module, the fixing suspension ring of macrobenthos, the fixing device of modular connection and riverbank; Described frame-type stuck-module is connected to framework by modular connection, described macrobenthos is connected by biological rope, the crossbeam central authorities of frame-type stuck-module are located at by the fixing suspension ring of described macrobenthos, for fixing macrobenthos biological rope, the fixing device in described riverbank is used for connecting framework and river course revetment.
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| CN201610011202.5A CN105668918A (en) | 2016-01-11 | 2016-01-11 | Urban hard riverway modular multi-system coupled ecological restoration system |
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Cited By (4)
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| CN107298510A (en) * | 2017-07-10 | 2017-10-27 | 长安大学 | A kind of modularization may move black-odor riverway governing system and method |
| WO2019010854A1 (en) * | 2017-07-13 | 2019-01-17 | 河海大学 | Active carbon and microorganism coupling device for removing pesticide out of farmland drainage water |
| CN110093897A (en) * | 2018-08-01 | 2019-08-06 | 天津德言科技有限公司 | The system for adopting sand riverbed ecology can be repaired |
| CN110644422A (en) * | 2019-10-18 | 2020-01-03 | 长江勘测规划设计研究有限责任公司 | Ecological reconstruction structure of urban hard river |
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Application publication date: 20160615 |