CN112358058A - River original ecological restoration system and river in-situ restoration method thereof - Google Patents
River original ecological restoration system and river in-situ restoration method thereof Download PDFInfo
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- CN112358058A CN112358058A CN202011250204.2A CN202011250204A CN112358058A CN 112358058 A CN112358058 A CN 112358058A CN 202011250204 A CN202011250204 A CN 202011250204A CN 112358058 A CN112358058 A CN 112358058A
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- 238000000034 method Methods 0.000 title claims description 12
- 238000005273 aeration Methods 0.000 claims abstract description 59
- 239000010865 sewage Substances 0.000 claims abstract description 51
- 238000000746 purification Methods 0.000 claims abstract description 49
- 238000007667 floating Methods 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000012806 monitoring device Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 241000196324 Embryophyta Species 0.000 claims description 27
- 235000007164 Oryza sativa Nutrition 0.000 claims description 8
- 235000009566 rice Nutrition 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 7
- 241000353135 Psenopsis anomala Species 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000005067 remediation Methods 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 244000005700 microbiome Species 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
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- 241000894006 Bacteria Species 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
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- 241000186361 Actinobacteria <class> Species 0.000 description 1
- 101100010343 Drosophila melanogaster lobo gene Proteins 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
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- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
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Classifications
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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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- 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
- C02F2103/001—Runoff or storm water
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/008—Mobile apparatus and plants, e.g. mounted on a vehicle
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Biotechnology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Hydroponics (AREA)
Abstract
The invention discloses a river original ecology restoration system which comprises a point source treatment module, an endogenous treatment module, a non-point source treatment module and a monitoring module. The invention has the beneficial effects that: according to the river in-situ ecological restoration system, the purification tank is directly abutted with the sewage discharge outlet of the pollution source, sewage is subjected to pre-purification treatment and then discharged into the river channel, the aeration device is arranged in the river channel to assist the first submerged plant of the floating island and the second submerged plant of the surface source module to purify the sewage again, the monitoring device of the monitoring module is used for acquiring hydrological information of river water of the river channel at the position of the aeration device in real time, on one hand, the water quality can be monitored, on the other hand, whether the aeration device normally operates can be indirectly monitored, in addition, slope vegetation is planted on the bank through the surface source treatment module to intercept rain and sewage, the sewage purification pressure in the river channel is reduced, and the sewage purification efficiency in the river channel is improved.
Description
Technical Field
The invention relates to the field of environmental protection, in particular to a river original ecological restoration system and a river in-situ restoration method thereof.
Background
While the living standard of people is improved, the living environment, especially the water environment quality is concerned more and more in various places, and the environmental protection and treatment become hot problems.
In the actual river surge treatment process, the treatment of the black and odorous water body is extremely complicated. Because the water body is generally positioned in residential areas or industrial areas and the like, the pollution sources and the pollution components of the water body environment are rich and diverse, and the water body treatment process is balanced by various factors such as traffic, residential life, factory operation and the like. The traditional means and technology are adopted for treatment, the cost is high, the effect is poor, the duration is short, and the purpose of radical treatment is difficult to achieve. And the chemical means is adopted for treatment, so that the harm to the water body is large, and the water body environment can be further damaged. Therefore, a river original ecological restoration system with low cost, good effect and long duration and a river in-situ restoration method thereof have to be developed, and the technical scheme which is the same as that of the river original ecological restoration system is not found through retrieval.
Disclosure of Invention
The invention mainly solves the technical problem of providing a river original ecological restoration system with low cost, good effect and long duration and a river original ecological restoration method thereof, and solves one or more of the prior art problems.
In order to solve the technical problems, the invention adopts a technical scheme that:
the utility model provides a river original ecology repair system which innovation point lies in: the system comprises a point source treatment module, an endogenous treatment module, a surface source treatment module and a monitoring module;
the point source treatment module comprises a purification tank connected with a sewage discharge outlet, the purification tank is arranged on the river bank, a purification medium is filled in the purification tank, and sewage at the sewage discharge outlet flows into the river channel after being purified by the purification medium;
the endogenous management module comprises aeration equipment and a floating island which are arranged in the river channel, the floating island is arranged around the purification tank, first submerged plants are planted on the floating island, and an ecological base is arranged at the lower part of the floating island;
the non-point source treatment module comprises slope vegetation and second submerged plants, the slope vegetation is planted on the banks on the two sides of the river channel, and the second submerged plants are planted on the two sides of the river channel;
the monitoring module comprises a monitoring device for acquiring hydrological data of the river channel in real time, the monitoring device is installed in the river channel, and the installation position of the monitoring device corresponds to the aeration equipment; the purifying tank comprises a first tank body and a second tank body which are arranged side by side, the lower part of the first tank body is communicated with the lower part of the second tank body, the first tank body is connected with the sewage draining outlet, the second tank body is close to one side of the river channel, an overflow notch communicated with the river channel is formed in one side of the river channel, and a purifying medium is filled in the first tank body and the second tank body.
In some embodiments, the purification media comprises a gravel layer, a melon seed layer, a rice sand layer, and a microbial population layered from bottom to top.
In some embodiments, the layer of rice grit is planted with wetland plants.
In some embodiments, the aeration apparatus comprises a first aeration device, a second aeration device and a third aeration device, wherein the first aeration device is arranged at two sides of the river along the length direction of the river bank, the second aeration device is arranged in the upper water area of the river, and the third aeration device is arranged below the ecological base;
two sides of the river channel are poured to form anti-seepage revetments, and the first aeration device is installed on one side of the anti-seepage revetments, which faces the river channel;
the floating island comprises a floating piece, a planting groove is formed in the floating piece, the first submerged plant is planted in the planting groove, and a through water guide hole is formed in the bottom of the planting groove; the floating piece is connected with a floating ball which is suspended above bottom mud of a river channel, the floating ball is provided with a built-in cavity, a modifying agent is filled in the built-in cavity, and a through release hole is formed in the side wall of the floating ball.
In some embodiments, the amendment includes a water quality improver and a sediment improver.
The river in-situ restoration method of the river in-situ ecological restoration system is characterized by comprising the following steps of: the sewage is discharged into the purification tank of the point source treatment module through a sewage discharge outlet; the sewage discharged into the purifying tank flows into a river channel after being primarily purified by a purifying medium; the sewage after preliminary purification, under the cooperation of the oxygenation aeration of the aeration equipment of the interior source treatment module of installing in the river course, further purify with normal position ecological remediation through first benthophyte, ecological base on the chinampa of interior source treatment module and the second benthophyte of planting the face source treatment module in the both sides of river course the river course, wherein, the domatic vegetation of face source treatment module is planted on the bank of the both sides of river course in order to intercept rain sewage, with the monitoring device of monitoring module install in order to acquire in real time on the river course corresponding to the aeration equipment of interior source treatment module the water level data of river course.
The invention has the beneficial effects that: according to the river in-situ ecological restoration system, the purification tank is directly abutted with the sewage discharge outlet of the pollution source, sewage is subjected to pre-purification treatment and then discharged into the river channel, the aeration device is arranged in the river channel to assist the first submerged plant of the floating island and the second submerged plant of the surface source module to purify the sewage again, the monitoring device of the monitoring module is used for acquiring hydrological information of river water of the river channel at the position of the aeration device in real time, on one hand, the water quality can be monitored, on the other hand, whether the aeration device normally operates can be indirectly monitored, in addition, slope vegetation is planted on the bank through the surface source treatment module to intercept rain and sewage, the sewage purification pressure in the river channel is reduced, and the sewage purification efficiency in the river channel is improved. The river in-situ ecological restoration system disclosed by the invention is matched by utilizing various purification means, so that the purposes of constructing a water body ecological system with good river channel stability and restoring the water body environment of the river channel are achieved, the overall investment is small, the occupied area is small, the effect is good, and the landscape effect of the river channel water body can be improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural diagram of a river in-situ ecological restoration system.
Fig. 2 is a plant layout diagram of a river in-situ ecological restoration system according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a purification tank according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a floating island according to an embodiment of the present invention.
Fig. 5 is a schematic view illustrating an installation state of the first aeration apparatus according to the embodiment of the present invention.
Fig. 6 is a schematic view showing an installation state of the second aeration apparatus according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the embodiment of the present invention includes:
an in-situ river ecological restoration system, comprising: the system comprises a point source treatment module, an internal source treatment module, a surface source treatment module and a monitoring module. The point source treatment module comprises a purification pool 1 and a purification medium 2. The purification tank 1 is connected with a sewage draining outlet. The purification tank 1 is arranged on the river bank. The purification tank 1 is filled with a purification medium 2. The sewage outlet of the sewage discharge pipe 9 discharges the sewage into the purification tank. The sewage is purified by the purification medium 2 and then flows into the river channel. The endogenous treatment module comprises aeration equipment and a floating island 5. The aeration equipment and the floating island 5 are arranged in the river channel. A floating island 5 is disposed around the purification tank 1. A first emergent aquatic plant 52 is planted on the floating island 5. The ecological base 53 is installed at the lower part of the floating island 5. The non-point source treatment module comprises slope vegetation 6 and a second emergent aquatic plant 7. The slope vegetation 6 is planted on the river banks on both sides of the river channel. The second emergent aquatic plants 7 are planted on both sides of the river.
The monitoring module comprises a monitoring device. The monitoring device is arranged in the river channel corresponding to the position of the aeration equipment.
According to the river in-situ ecological restoration system, the purification tank is directly abutted with the sewage discharge outlet of the pollution source, sewage is subjected to pre-purification treatment and then discharged into the river channel, the aeration device is arranged in the river channel to assist the first emergent aquatic plant of the floating island and the second emergent aquatic plant of the surface source module to purify the sewage again, the monitoring device of the monitoring module is used for acquiring hydrological information of river water of the river channel at the position of the aeration device in real time, on one hand, the water quality can be monitored, on the other hand, whether the aeration device normally operates can be indirectly monitored, in addition, the surface source treatment module plants slope vegetation on the bank to intercept rain and sewage, the sewage purification pressure in the river channel is reduced, and the sewage purification efficiency in the river channel is improved. The river in-situ ecological restoration system disclosed by the invention is matched by utilizing various purification means, so that the purposes of constructing a water body ecological system with good river channel stability and restoring the water body environment of the river channel are achieved, the overall investment is small, the occupied area is small, the effect is good, and the landscape effect of the river channel water body can be improved.
As a preferred embodiment, referring to fig. 1 and 3, the purification tank 1 comprises a first tank body and a second tank body arranged side by side. The lower part of the first tank body is communicated with the lower part of the second tank body. The first tank body is connected with a sewage draining outlet. An overflow notch communicated with the river channel is formed at one side of the second tank body close to the river channel. The purifying medium 2 is filled in the first tank body and the second tank body. In this embodiment, the purification tank is divided into a first tank body and a second tank body by a middle partition plate 11. The bottom of the purification tank is closed by an impermeable membrane 12. The bottom of the middle clapboard 11 is suspended above the impermeable membrane 12 at the bottom of the purifying tank, so that the bottom of the first tank body is communicated between the bottoms of the second tank bodies.
With continued reference to fig. 3, the purification medium 2 comprises a stone breaker layer 23, a melon seed layer 22 and a rice sand layer 21 layered from bottom to top. Wetland plants are planted on the rice sand layer 21.
Purification path of sewage in the purification tank: the sewage flows into the river channel after passing through the first tank body on the left side and the second tank body on the right side. Specifically, the sewage flows into the river channel after passing through the wetland plants above the first tank body, the rice sand layer of the first tank body, the melon seed skin layer and the crushed stone layer, and then passing through the crushed stone layer of the second tank body, the melon seed sheet layer, the rice sand layer and the wetland plants above the second tank body.
As a preferred embodiment, the aeration apparatus comprises a first aeration device 41, a second aeration device 42 and a third aeration device. The first aeration apparatuses 41 are provided at both sides of the river along the length direction of the river bank. The second aeration apparatus 42 is provided in the upper water of the river. The third aeration device is installed below the ecological base 53.
The first aeration apparatus 41, the second aeration apparatus 42 and the third aeration apparatus may be aeration apparatuses depending on the use environment, including but not limited to: one or more of a submerged microporous aerator, a micro-nano plug flow aerator, a fountain type surface aerator and an enhanced coupled biofilm reactor (EHBR).
In a preferred embodiment, two sides of the river channel are cast with anti-seepage revetments 8 along the length direction of the river channel. The first aeration device 41 is installed on the side of the impermeable revetment 8 facing the river. Referring to fig. 5, the first aeration device is sunk into a river channel and comprises a gas pipe arranged on the water facing side of the anti-seepage revetment, a plurality of branch gas hoses are connected to the gas pipe, and the branch gas hoses are connected to the rolled aeration disc.
Referring to fig. 1 and 4, the second aeration apparatus 42 is provided in the upper water of the river. The second aeration apparatus 42 is a fountain type surface aerator, which not only forms a landscape to improve ornamental value, but also increases the oxygen content of river water to promote the generation of microorganisms.
Referring to fig. 1, 2 and 4, the floating island 5 includes a floating member 51, a planting groove is formed on the floating member 51, the first water plants 52 are planted in the planting groove, and a water guiding hole is formed at the bottom of the planting groove. In this embodiment, the buoyant member is a lightweight board such as a foam board. The edge of the floating piece is connected with a buoy, and the buoy is provided with a circle along the outer edge of the floating piece so as to further increase the buoyancy of the floating island. The floating piece is connected with an anchor cable, the anchor cable is connected with an anchoring block, and the anchoring block sinks into the bottom of a river channel to avoid the floating island from flowing along with waves.
Further, the floating member 51 is connected with a floating ball suspended above the bottom mud of the river. The suspension ball has a built-in cavity. The built-in cavity is filled with a modifier. The side wall of the floating ball is provided with a through release hole. The suspending ball is filled with a modifier, and the modifier comprises a water quality modifier and a bottom mud modifier.
In this embodiment, the water quality improver is a high-efficiency composite bacteria water quality improver comprising a combination of photosynthetic bacteria, lactic acid bacteria, yeast, actinomycetes, and the like.
The sediment improver comprises one or more of polymeric aluminum oxide, alum and zeolite powder.
The modifier is arranged in the built-in cavity of the floating ball, and the modifier is released into the river channel through the release holes in the suspension floating process of the floating ball so as to improve the water quality and improve the bottom mud of the river channel.
In the present embodiment, the number of the monitoring devices is plural. Monitoring devices are respectively put near the fan and the aerator. Specifically, the monitoring device is an LOBO buoy which is used for detecting parameters such as dissolved oxygen, water temperature and nitrate in the water body in real time.
The invention provides a river in-situ remediation method, which comprises the following steps:
and S1, discharging the sewage into the purification tank 1 of the point source treatment module through a sewage outlet of the sewage discharge pipe 9.
S2, the sewage discharged into the purifying pool 1 is primarily purified by the purifying medium 2 and then flows into the river channel.
S3, primarily purifying the sewage, under the coordination of the aeration equipment of the internal source treatment module installed in the river channel, further purifying the river channel by the first emergent aquatic plants 52 and the ecological base 53 on the floating island 5 of the internal source treatment module and the second emergent aquatic plants 7 of the surface source treatment module planted on the two sides of the river channel so as to carry out in-situ ecological restoration, wherein the slope vegetation 6 of the surface source treatment module is planted on the river banks on the two sides of the river channel so as to intercept rain sewage, the monitoring device of the monitoring module is installed at the corresponding position of the aeration equipment of the internal source treatment module in the river channel so as to acquire hydrological data in real time, and the running condition of the aeration equipment is monitored.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. The utility model provides a river ecosystem repair system which characterized in that: the system comprises a point source treatment module, an endogenous treatment module, a surface source treatment module and a monitoring module;
the point source treatment module comprises a purification tank connected with a sewage discharge outlet, the purification tank is arranged on the river bank, a purification medium is filled in the purification tank, and sewage of the sewage discharge outlet flows into the river channel after being purified by the purification medium;
the endogenous management module comprises aeration equipment and a floating island which are arranged in the river channel, the floating island is arranged around the purification tank, first submerged plants are planted on the floating island, and an ecological base is arranged at the lower part of the floating island;
the non-point source treatment module comprises slope vegetation and second submerged plants, the slope vegetation is planted on the banks on two sides of the river channel, and the second submerged plants are planted on two sides of the river channel;
the monitoring module comprises a monitoring device for acquiring hydrological data of the river channel in real time, the monitoring device is installed in the river channel, and the installation position of the monitoring device corresponds to the aeration equipment; the purifying tank comprises a first tank body and a second tank body which are arranged side by side, the lower part of the first tank body is communicated with the lower part of the second tank body, the first tank body is connected with the sewage draining outlet, one side of the second tank body, which is close to the river channel, is provided with an overflow notch communicated with the river channel, and the purifying medium is filled in the first tank body and the second tank body.
2. The original ecological river restoration system as claimed in claim 1, wherein: the purification medium comprises a rubble layer, a melon seed sheet layer, a rice sand layer and a microorganism group which are paved from bottom to top in a layered mode.
3. The original ecological river restoration system as claimed in claim 1, wherein: wetland plants are planted on the rice sand layer.
4. The original ecological river restoration system as claimed in claim 1, wherein: the aeration equipment comprises a first aeration device, a second aeration device and a third aeration device, wherein the first aeration device is arranged on two sides of the river along the length direction of a river bank, the second aeration device is arranged in an upper water area of the river, and the third aeration device is arranged below the ecological base;
two sides of the river channel are poured to form anti-seepage revetments, and the first aeration device is installed on one side, facing the river channel, of the anti-seepage revetments;
the floating island comprises a floating piece, a planting groove is formed in the floating piece, the first submerged plant is planted in the planting groove, and a through water guide hole is formed in the bottom of the planting groove; the floating piece is connected with a floating ball suspended above bottom mud of the river channel, the floating ball is provided with a built-in cavity, a modifying agent is filled in the built-in cavity, and a through release hole is formed in the side wall of the floating ball.
5. The original ecological river restoration system as claimed in claim 1, wherein: the modifying agent comprises a water quality modifying agent and a bottom sediment modifying agent.
6. A river in-situ remediation method of a river in-situ ecological remediation system is characterized by comprising the following steps: the sewage is discharged into the purification tank of the point source treatment module through a sewage discharge outlet; the sewage discharged into the purifying tank flows into a river channel after being primarily purified by the purifying medium; the sewage after preliminary purification is further purified by a first submerged plant on a floating island of the internal source treatment module, an ecological base and a second submerged plant planted on surface source treatment modules on two sides of the river channel under the coordination of oxygen increasing and aeration of aeration equipment of the internal source treatment module installed in the river channel to restore the river channel in an in-situ ecological mode, wherein slope vegetation of the surface source treatment modules is planted on river banks on two sides of the river channel to intercept rain sewage, and monitoring devices of monitoring modules are installed on the river channel corresponding to the aeration equipment of the internal source treatment module to acquire water level data of the river channel in real time.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524521A (en) * | 2022-03-02 | 2022-05-24 | 东莞市丰生生物科技贸易有限公司 | River channel microecological reconstruction in-situ remediation method |
| CN115304173A (en) * | 2022-08-30 | 2022-11-08 | 武汉合缘绿色生物股份有限公司 | Water quality modifier and use method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746053A (en) * | 2019-11-20 | 2020-02-04 | 中国建筑第八工程局有限公司 | River in-situ ecological restoration system and river in-situ restoration method |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746053A (en) * | 2019-11-20 | 2020-02-04 | 中国建筑第八工程局有限公司 | River in-situ ecological restoration system and river in-situ restoration method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524521A (en) * | 2022-03-02 | 2022-05-24 | 东莞市丰生生物科技贸易有限公司 | River channel microecological reconstruction in-situ remediation method |
| CN115304173A (en) * | 2022-08-30 | 2022-11-08 | 武汉合缘绿色生物股份有限公司 | Water quality modifier and use method thereof |
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Application publication date: 20210212 |