CN116239229A - Device and method for comprehensively treating river channel by using barrier band river bed - Google Patents
Device and method for comprehensively treating river channel by using barrier band river bed Download PDFInfo
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- CN116239229A CN116239229A CN202310285645.3A CN202310285645A CN116239229A CN 116239229 A CN116239229 A CN 116239229A CN 202310285645 A CN202310285645 A CN 202310285645A CN 116239229 A CN116239229 A CN 116239229A
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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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/02—Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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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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Abstract
A device and a method for comprehensively treating a river channel by using a river bed with barrier strips comprise a bottom mud barrier dam and a plurality of bottom mud barrier strips which are arranged in the river channel, wherein one side of each bottom mud barrier strip is provided with a plurality of adsorption chains, and a vermiculite layer and submerged plants are paved at the bottom of the river channel. The invention can effectively treat the urban river polluted water body.
Description
Technical Field
The invention belongs to the technical field of in-situ ecological restoration of urban river landscape water bodies, and particularly relates to a device and a method for comprehensively treating a river by using a barrier zone riverbed.
Background
The discharge of factory waste water, domestic sewage, domestic garbage and the like causes pollution to urban river sections, and the river channels cannot be treated due to the pollution for a long time, so that the bottom mud is polluted. The polluted sediment not only damages the river ecosystem and damages the urban landscapes, but also seriously affects the life and health of residents. The method has extremely important significance for treating the polluted sediment and improving the quality of the water environment and guaranteeing the health of urban living.
At present, the treatment methods for treating river pollution are divided into a physical method, a chemical method and a biological method. The physical method mainly comprises bottom mud dredging, diversion dilution and the like, but the problem can not be fundamentally solved, and the ecological system of the water area is changed after diversion dilution; the chemical method mainly comprises flocculation, oxidation, precipitation and the like, has quick response and high efficiency, but causes secondary pollution to a great extent, and has insufficient reaction in flocculation treatment, so that only the dosage can be increased to purify the water body, and the secondary pollution is caused while the cost is increased; the biological method mainly comprises an activated sludge method, a biological contact oxidation method and the like, and has the advantages of unobvious action effect and limitation due to the large fluctuation of the water quality environment of the water body.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device and a method for comprehensively treating a river by using a barrier band riverbed, which can effectively treat the polluted water body of the urban river.
In order to solve the problems, the technical scheme of the invention is as follows:
a device for comprehensively treating a river channel by utilizing a river bed with blocking strips comprises a bottom mud blocking dam and a plurality of bottom mud blocking strips, wherein the bottom mud blocking dam and the plurality of bottom mud blocking strips are arranged in the river channel, a plurality of adsorption chains are arranged on one side of each bottom mud blocking strip, and a vermiculite layer and submerged plants are paved at the bottom of the river channel.
A method for utilizing the river bed of the barrier zone to comprehensively treat the river course includes setting up the bottom mud barrier dam and multiple bottom mud barrier zones on the river bottom, then laying the vermiculite layer and planting the submerged plant on the river bottom; the sediment blocking dam and the plurality of sediment blocking belts interfere the flow of the water body, so that the water body continuously rolls up and down to fluctuate, the oxygen content in the water is increased while rolling, the sediment is flushed, and then the sediment is treated by being matched with the sediment adsorption balls and the impurity adsorption balls.
The beneficial effects of the invention are as follows:
(1) The movement track of the river water flow is continuously deflected up and down through the arrangement of the river bottom mud blocking dam, the plurality of bottom mud blocking belts and the bottom mud blocking banks, so that the effect of water fall is achieved, the fluidity of the river is enhanced, the stacking speed of the bottom mud is reduced, the aeration rate of urban river is increased, the mass propagation of bacterial microorganisms is inhibited, and the generation of pollutants and organic matters is reduced; (2) The sediment adsorption balls can absorb and collect the large particles of the sediment in the mixed river water, so that the secondary pollution of the polluted sediment to the water body is reduced; (3) The vermiculite layer can effectively absorb ammonia nitrogen elements in the mixed river water, and the impurity adsorption balls can remove microelements such as nitrogen, phosphorus, sulfur and the like in the mixed river water, so that the concentration of the microelements such as nitrogen, phosphorus, sulfur and the like is greatly reduced, and the harm of the microelements to river water is reduced.
Drawings
The invention is further described with reference to the accompanying drawings:
figure 1 is a top view of the present invention,
figure 2 is a front view of the present invention,
FIG. 3 is a schematic cross-sectional view of a substrate sludge adsorbing ball according to the present invention,
FIG. 4 is a schematic cross-sectional view of a substrate sludge adsorbing ball according to the present invention,
fig. 5 is a schematic cross-sectional view of the impurity adsorbing ball according to the present invention.
In the figure: the device comprises a bottom mud blocking dam 1, a bottom mud blocking belt 2, anchor piles 3, floats 4, a bracket 5, an impurity adsorption ball 6, a second porous spherical shell 61, an active biological carbon composite regulator 62, a balancing weight 7, a bottom mud adsorption ball 8, a first porous spherical shell 81, a magnet 82, an arc-shaped active carbon adsorption layer 83, a vermiculite layer 9 and submerged plants 10.
Detailed Description
As shown in fig. 1 to 5, a device for comprehensively treating a river course by using a river bed with a blocking belt comprises a bottom mud blocking dam 1 and a plurality of bottom mud blocking belts 2 which are arranged in the river course, wherein one side of each bottom mud blocking belt 2 is provided with a plurality of adsorption chains, and a vermiculite layer 9 and a submerged plant 10 are paved at the bottom of the river course. The device can treat the polluted sediment in the urban river, strengthen the fluidity of the river water, increase the oxygen content of the river water, accelerate the decomposition of organic matters and inhibit the propagation of microorganisms and bacteria, and reduce the formation of the sediment while promoting the self-repair of the sediment by the water.
The bottom mud barrier 2 includes a trapezoid shape in cross section. The bottom mud separation area 2 and the bottom mud separation dam 1 are made of concrete and are trapezoidal prefabricated members, the bottom mud separation area 2 is arranged at the river bottom by using a crane to interfere the flow of a water body, so that the water body continuously rolls up and down to fluctuate, the oxygen content in the water is increased while the water body rolls, the bottom mud is flushed, and the bottom mud is treated by matching with the bottom mud adsorption balls 8 and the impurity adsorption balls 6, so that the pollution to the water body caused by mixing the bottom mud with the water is greatly reduced.
The adsorption chain comprises a plurality of connecting ropes, a plurality of bottom mud adsorption balls 8 are connected to the connecting ropes, a plurality of impurity adsorption balls 6 are connected to the connecting ropes above the bottom mud adsorption balls 8,
The bottom mud adsorption ball 8 comprises a first porous spherical shell 81, magnets 82 are respectively arranged on the left side and the right side in the first porous spherical shell 81, the positive and negative directions of the magnets 82 are the same, and an arc-shaped activated carbon adsorption layer 83 is arranged in the first porous spherical shell 81 between the magnets 82. The structure can collect the large-particle sediment in the adsorption ball, so that the sediment is collected after being washed, and the sediment is not diffused at will, so that the pollution of the polluted sediment to the original water body is reduced.
The impurity adsorbing ball 6 comprises a second porous spherical shell 61, and an active biochar composite regulator 62 is arranged in the second porous spherical shell 61. The first porous spherical shell 81 and the second porous spherical shell 61 are plastic spherical shells, and the complexing agent filled in the second porous spherical shell 61 can remove nitrogen and phosphorus elements in the negative oxidation water body with good effect.
The river surface floats on the support 5, a plurality of adsorption chains are distributed in a matrix and hung on the support 5, the support 5 is fixedly connected with the buoy 4, and two ends of the support 5 are connected with the anchor piles 3 arranged on the bank through cables. Increase the quantity of adsorption chain, improve water treatment effect, conveniently change adsorption chain spare simultaneously.
The lower end of the adsorption chain is connected with a conical balancing weight 7. The stability of the adsorption chain in water is improved.
A method for purifying water by using a device for comprehensively treating river channels by using a barrier zone river bed comprises the following steps:
1 survey the whole situation of polluted river course, under the circumstances of guaranteeing to cover all scope pollution, confirm the beginning and the terminal of waiting to repair district, install each part of device, place this device at the river bed according to the width of river course, plant submerged plant 10 before each river course foundation soil barrier zone 2 and foundation mud interception bank, vermiculite layer 9 lays on river bed and foundation mud barrier dam 1 and foundation mud barrier zone 2.
2 when river water passes through the sediment blocking dam 1 and the sediment blocking belt 2, river water fluctuates up and down to wash away polluted sediment, the mud water mixture is treating mud water through the sediment adsorption balls 8 and the impurity adsorption balls 6, and the relative quantity and density are set according to the pollution degree of the sediment by the sediment adsorption balls 8 and the impurity adsorption balls 6.
The 3 sediment adsorption beads 8 can leave most of the sediment in the adsorption beads after the higher concentration mud water mixture enters the adsorption beads.
The impurity adsorption ball 6 is positioned at the upper end of the bottom mud adsorption ball 8, and trace elements in the bottom mud can be absorbed after river water enters the adsorption ball, so that the water body is purified.
Claims (8)
1. A device for comprehensively treating a river channel by using a barrier belt river bed is characterized in that: including setting up foundation sludge separation dam (1) and a plurality of foundation sludge separation area (2) in the river course, all be equipped with many adsorption chains in each foundation sludge separation area (2) one side, laid vermiculite layer (9) and planted submerged plant (10) in the river course bottom.
2. The device for comprehensively treating a river course by utilizing a barrier band riverbed as claimed in claim 1, wherein: the bottom mud blocking belt (2) comprises a trapezoid cross section.
3. The device for comprehensively treating a river course by utilizing a barrier band riverbed as claimed in claim 1, wherein: the adsorption chain comprises a plurality of connection ropes, a plurality of bottom mud adsorption balls (8) are connected to the connection ropes, and a plurality of impurity adsorption balls (6) are connected to the connection ropes above the bottom mud adsorption balls (8).
4. A device for comprehensive treatment of river course using barrier zone riverbed according to claim 3, wherein: the bottom mud adsorption ball (8) comprises a first porous spherical shell (81), magnets (82) are respectively arranged on the left side and the right side in the first porous spherical shell (81), the positive and negative directions of the magnets (82) are the same, and an arc-shaped activated carbon adsorption layer (83) is arranged in the first porous spherical shell (81) between the magnets (82).
5. A device for comprehensive treatment of river course using barrier zone riverbed according to claim 3, wherein: the impurity adsorption ball (6) comprises a second porous spherical shell (61), and an active biochar composite regulator (62) is arranged in the second porous spherical shell (61).
6. An apparatus for comprehensive treatment of river course using a barrier band riverbed as defined in any one of claims 1 to 5 wherein: a support (5) floats on the river surface, a plurality of adsorption chains are hung on the support (5), a buoy (4) is fixedly connected on the support (5), and two ends of the support (5) are connected with anchor piles (3) arranged on the bank through cables.
7. The device for comprehensively treating a river course by utilizing a barrier band riverbed as claimed in claim 6, wherein: the lower end of the adsorption chain is connected with a conical balancing weight (7).
8. A method of using the apparatus for comprehensive treatment of river course using a barrier band riverbed according to any one of claims 1 to 5, characterized in that: the method comprises the steps of arranging a sediment blocking dam (1) and a plurality of sediment blocking belts (2) at the river bottom, and then laying a vermiculite layer (9) and planting submerged plants (10) at the river bottom; the sediment blocking dam (1) and the plurality of sediment blocking belts (2) interfere the flow of the water body, so that the water body continuously rolls up and down to fluctuate, the oxygen content in the water is increased while rolling, the sediment is flushed, and then the sediment is treated by matching with the sediment adsorption balls (8) and the impurity adsorption balls (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310285645.3A CN116239229A (en) | 2023-03-22 | 2023-03-22 | Device and method for comprehensively treating river channel by using barrier band river bed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310285645.3A CN116239229A (en) | 2023-03-22 | 2023-03-22 | Device and method for comprehensively treating river channel by using barrier band river bed |
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| CN116239229A true CN116239229A (en) | 2023-06-09 |
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| CN202310285645.3A Pending CN116239229A (en) | 2023-03-22 | 2023-03-22 | Device and method for comprehensively treating river channel by using barrier band river bed |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107459210A (en) * | 2017-08-31 | 2017-12-12 | 中冶华天工程技术有限公司 | A kind of old town black-odor riverway governing system |
| CN109133519A (en) * | 2018-09-20 | 2019-01-04 | 河南省科学院地理研究所 | A kind of river bottom mud ecological treatment method |
| CN209128083U (en) * | 2018-11-30 | 2019-07-19 | 山东省环科院环境工程有限公司 | Heavy metal pollution river muddy water mixing and absorption controlling device |
| CN111138048A (en) * | 2020-03-23 | 2020-05-12 | 北京贝特斯联合科技有限公司 | Intelligent river sewage treatment plant |
| CN111302428A (en) * | 2020-04-02 | 2020-06-19 | 四川锦城佳禾生态环保科技有限公司 | Be applied to sewage treatment's improvement device based on particle adsorption |
-
2023
- 2023-03-22 CN CN202310285645.3A patent/CN116239229A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107459210A (en) * | 2017-08-31 | 2017-12-12 | 中冶华天工程技术有限公司 | A kind of old town black-odor riverway governing system |
| CN109133519A (en) * | 2018-09-20 | 2019-01-04 | 河南省科学院地理研究所 | A kind of river bottom mud ecological treatment method |
| CN209128083U (en) * | 2018-11-30 | 2019-07-19 | 山东省环科院环境工程有限公司 | Heavy metal pollution river muddy water mixing and absorption controlling device |
| CN111138048A (en) * | 2020-03-23 | 2020-05-12 | 北京贝特斯联合科技有限公司 | Intelligent river sewage treatment plant |
| CN111302428A (en) * | 2020-04-02 | 2020-06-19 | 四川锦城佳禾生态环保科技有限公司 | Be applied to sewage treatment's improvement device based on particle adsorption |
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