CN110577338A - Natural revetment ecological purification system and purification method thereof - Google Patents
Natural revetment ecological purification system and purification method thereof Download PDFInfo
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- CN110577338A CN110577338A CN201910966069.2A CN201910966069A CN110577338A CN 110577338 A CN110577338 A CN 110577338A CN 201910966069 A CN201910966069 A CN 201910966069A CN 110577338 A CN110577338 A CN 110577338A
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- 238000000746 purification Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 149
- 238000001914 filtration Methods 0.000 claims abstract description 53
- 239000004575 stone Substances 0.000 claims abstract description 49
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 43
- 239000012528 membrane Substances 0.000 claims abstract description 24
- 238000001471 micro-filtration Methods 0.000 claims abstract description 4
- 241000196324 Embryophyta Species 0.000 claims description 46
- 239000002245 particle Substances 0.000 claims description 14
- 230000002787 reinforcement Effects 0.000 claims description 13
- 239000004576 sand Substances 0.000 claims description 9
- 244000025254 Cannabis sativa Species 0.000 claims description 8
- 235000015097 nutrients Nutrition 0.000 claims description 8
- 150000003839 salts Chemical class 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 6
- 210000002747 omentum Anatomy 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 210000004379 membrane Anatomy 0.000 description 17
- 230000000694 effects Effects 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 230000012010 growth Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000004083 survival effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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- 238000004062 sedimentation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005374 membrane filtration Methods 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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- 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
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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
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Ocean & Marine Engineering (AREA)
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Abstract
The invention discloses a natural revetment ecological purification system and a purification method thereof, wherein the natural revetment ecological purification system comprises a water area, a revetment ecological purification system is arranged at the edge of the water area, and the revetment ecological purification system sequentially comprises a stone placing energy dissipation area, a gabion filtering area, a net film settling area and an emergent aquatic plant intercepting area along the direction from the water bank of the water area to a central water area, wherein the stone placing energy dissipation area is arranged at the edge of the water bank and formed by stacking gravel, the gabion filtering area is formed by constructing a steel bar gabion, the net film settling area comprises a plurality of intercepting net films, the intercepting net films are micro-filtration films, and the emergent aquatic plant intercepting area is formed by planting emergent aquatic plants. The method controls the flow rate and the water quality of the rainwater inlet by adopting the modes of stone placing energy dissipation, gabion filtration, membrane net filtration and emergent aquatic plant water quality stabilization, creates the growing environment of emergent aquatic plants and submerged plants, enhances the ecological purification capacity of the rainwater inlet preposed reservoir, and solves the problem of treatment of exogenous polluted water in the lake reservoir region.
Description
Technical Field
The invention relates to the technical field of lake and reservoir water quality ecological treatment, in particular to a natural revetment ecological purification system and a purification method thereof.
Background
for the problem of exogenous pollution in lake and reservoir areas, the flow rate of rainwater and the water quality of filtered water are usually controlled by a revetment processing technology to prevent a pollution source from diffusing to the lake area, the traditional revetment processing technology is mainly used for building landscape lake landscapes, the revetment is not emphasized to improve the water quality of the lake and reservoir and improve the ecology, therefore, the landscape stone or the steel reinforcement gabion is often piled up on the water bank zone edge and then no other treatment is carried out, this only pre-dissipates the energy and filters large pieces of waste from the bank, whereas the rainwater often contains a large amount of silt and has a certain flow rate, this results in the aquatic plants near the revetment not being easy to root and grow, the survival rate is lower, the plants near the revetment are less distributed, under the action of rainwater, silt at the bottom of the water and a large amount of silt carried by the rainwater are drawn into the central lake area, so that the water quality of the lake reservoir is deteriorated, therefore, the traditional revetment treatment technology cannot effectively treat the polluted lake and reservoir areas with water quality. Therefore, in some other prior arts, the water quality of the polluted lake and reservoir area is treated by adopting a mode of placing stones, emergent aquatic plants and a filter membrane, although the mode has a certain effect on the water quality treatment, the later maintenance cost is high, developed root systems of the emergent aquatic plants are often exposed due to the loss of underwater sand and mud, the holding power is not strong, the survival rate is relatively low, and the planting water area needs to be continuously reseeded, meanwhile, the filter membrane is high in consumption, short in replacement period and high in use cost, so that the filter membrane is rarely used, and the ecological treatment technology which is suitable for the water quality treatment of the lake and reservoir area polluted by external sources needs to be designed and developed urgently for the lake and reservoir area with a large area like the international ecological tourism vacation area of the Sichuan Heilong beach which is related by the applicant.
Disclosure of Invention
The invention aims to: aiming at the existing problems, the natural revetment ecological purification system and the purification method thereof are provided, the flow rate and the water quality of the rainwater inlet are controlled by adopting the modes of stone setting and energy dissipation, stone cage filtration, membrane net filtration and emergent aquatic plant water quality stabilization (namely, the biological base net water quality stabilization), the growing environments of emergent aquatic plants and submerged plants are built, the ecological purification capacity of the rainwater inlet preposed reservoir is enhanced, and the influence of surface source pollutants on the water quality caused by flowing into the reservoir area along with the surface diameter is avoided.
the technical scheme adopted by the invention is as follows: the utility model provides an ecological clean system of natural formula revetment, includes the water district, its characterized in that the limit portion in water district is provided with the ecological clean system of revetment, along the direction of water district bank to central water district, the ecological clean system of revetment includes in proper order and puts stone energy dissipation district, gabion filtering area, nethike embrane settling zone and emergent aquatic plant intercepting district, put stone energy dissipation district setting on the water bank edge, it is piled up by gravel and stones and forms, the gabion filtering area is constructed by the reinforcing bar gabion and is formed, nethike embrane settling zone includes a plurality of interception nethike embranes, and the interception nethike embrane is microfiltration membrane, emergent aquatic plant intercepting district is formed through planting emergent aquatic plant.
preferably, a short retaining wall is built on the edge of the water bank zone of the water area, sand and stone are filled between the short retaining wall and the water bank, and the height of the sand and stone exceeds the water surface, so that the stone-placing energy dissipation area is formed.
Furthermore, the particle size of soft stones and gravels in the reinforcement gabion is 2-6 cm.
further, the omentum subsidence area is arranged in a water area with the water depth of 2.0-2.5 m.
Furthermore, emergent aquatic plants are planted in the gabion filtering area.
the invention also comprises a natural revetment ecological purification method, which is characterized by comprising the following steps:
Step 1, constructing a stone-setting energy dissipation area on the water bank side by the existing revetment stone-setting construction mode;
step 2, bypassing a reinforcement gabion in the stone placement energy dissipation area along the direction from the water bank to the central water area to construct a gabion filtering area;
Step 3, installing an intercepting net film in a water area beside the gabion filtering area along the direction from the water bank to the central water area to form a net film settling area;
And 4, planting emergent aquatic plants beside the net film settlement area along the direction from the water bank to the central water area to form an emergent aquatic plant intercepting area after the net film settlement area is formed.
Furthermore, a nutrient salt reduction area for the grass slope to enter the lake is constructed by adopting a mode that the grass slope enters the lake on the water bank side.
Furthermore, the particle size of soft stones and gravels in the reinforcement gabion is within the range of 2-6cm, and emergent aquatic plants are planted in the gabion filtering area.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that: for controlling and treating exogenous pollution in lakes and reservoirs, the flow rate and the water quality of the gutter inlet are controlled by adopting a purification treatment mode of stone placement energy dissipation, gabion filtration, membrane net filtration and emergent aquatic plant stable water quality (namely, the biological base net stable water quality), a growth environment suitable for emergent aquatic plants and submerged plants is created, the survival rate is improved, the ecological purification capacity of the gutter inlet preposed reservoir is enhanced, the influence of surface pollutants on the water quality caused by flowing into the reservoir area along the surface diameter is avoided, the repaired water quality reaches the III water area standard of the surface water environmental quality standard (GB383-2002), a water ecological purification and restoration technology which is resistant to rough placement, strong in purification, controllable, quick in effect, sustainable and low in cost is provided for water quality treatment of lake and reservoir banks, and the ecological purification and restoration technology is worthy of application and popularization.
Drawings
Fig. 1 is a schematic structural diagram of a natural revetment ecological purification system of the present invention.
The labels in the figure are: the method comprises the following steps of 1, 2, 3, 4, 5, 6, 8, 10 and 12, wherein the steps are a footpath, a grass slope lake entering nutrient salt reduction area, a stone placing energy dissipation area, a gabion filtering area, an omentum settling area, an emergent aquatic plant intercepting area, an aqueous ecosystem construction area, a gabion, an emergent aquatic plant 9, an intercepting omentum, a rainwater pipe 11 and a water surface 12.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Taking a water source treatment project of a black dragon beach reservoir in Renshou county, which is implemented by an applicant as an example, a culture pond in the northwest corner of the black dragon beach reservoir and in the land area range of a drinking water source quasi-protection area is used as a test field, and a test field of 450 mu is constructed by utilizing the existing fishpond polluted by pesticides and fish materials for many years, a gully and a valley, as shown in fig. 1, a natural revetment ecological purification system is provided, an ecological purification system is arranged at the revetment position of a water area at the periphery of a rainwater drainage port, namely, a stone-placing energy dissipation area is arranged at a rainwater pipe drainage port, a stone-placing energy dissipation area is sequentially arranged from the stone-placing energy dissipation area along the direction of a water source center, a gabion filtration area, a net film settlement area, an emergent aquatic plant interception area and a central large lake area are sequentially arranged, and the natural revetment:
The main function of the stone-setting energy dissipation area is to rapidly reduce the flow velocity of rainwater and effectively prevent the impact on the plants at the rear end, the stone-setting energy dissipation area can be constructed by adopting the traditional natural revetment construction method, namely, a large stone-setting or landscape stone-setting block is directly placed at the edge of the water bank area, the main function of the stone-setting energy dissipation area is to rapidly reduce the flow velocity of rainwater and prevent the impact on aquatic plants in the pool, preferably, considering that a water outlet exists outside the stone-setting energy dissipation area in the embodiment, the impact caused by the water outlet opposite to the stone energy dissipation area is larger, fine sand and soil at the bottom of the stone-setting energy dissipation area are easily washed away, the blocking and pre-filtering effects of the stone-setting energy dissipation area are not good, the water quality in the pool is further poor, therefore, in order to fully play the function of the stone-setting energy dissipation area, a short retaining wall is firstly built at the edge of the water, the structure can effectively solve the problem that the blocking and pre-filtering effects of the stone-setting energy dissipation area outside the water outlet are poor, so that fine sand and soil under stones are not easy to wash away, and the construction area of the stone-setting energy dissipation area is stabilized;
In this embodiment, considering that the impact between the rainwater subjected to energy dissipation in the stone setting energy dissipation area and the water discharged from the drain pipe is relatively large, if the water is directly drained from the tank or the aquatic plants are directly planted, not only is the quality of the drained water poor, but also the impact on the aquatic plants is large, which is not beneficial to the underwater rooting growth of the aquatic plants, therefore, the present embodiment further arranges the stone cage filtering area behind the stone setting energy dissipation area to solve the problem, the rainwater and the drained water are subjected to energy dissipation and filtering treatment again through the stone cage filtering area, the problems of poor quality of the water entering the tank and large impact force are solved, the stone cage filtering area can be formed by adopting the existing stone cage retaining wall method, and the steel reinforcement stone cage needs to be higher than the water surface, however, the stone particle size adopted by the existing stone cage retaining wall is more than 10cm on average, a wider gap is formed, and the filtering energy dissipation effect of the stone cage filtering area is poor, therefore, in the embodiment, the particle sizes of the soft stones and the gravels in the steel reinforcement gabions of the gabion filtering area are 2-6cm, and the soft stones and the gravels with the particle sizes are selected because gaps with proper widths can be formed, so that rainwater and drainage can rapidly pass through the gabion filtering area, the height difference between the water surface between the stone energy dissipation area and the gabion filtering area and the central lake surface is avoided (the gaps are too small, the water body cannot easily pass through), most large-particle suspended matters in the water body can be filtered by the gabion filtering area, and the water quality of inlet water is improved;
the net membrane settling area, in the above, no matter the stone setting energy dissipation area or the gabion filtering area, can only filter large-particle suspended matters but can not filter small-particle suspended matters, and the suspended matters of the water body discharged into the pool mainly comprise small particles, so even if the stone setting energy dissipation area and the gabion filtering area are adopted at the same time, the water quality of the water body is not obviously changed, for this reason, in the embodiment, the net membrane settling area is also arranged behind the gabion filtering area, the net membrane settling area is arranged in a water area with the water depth of 2-2.5m and is formed by arranging a plurality of intercepting net membranes, the comprehensive effect of intercepting the net membranes for rainwater and drainage in the water area with the water depth of 2-2.5m is the best (mainly considering two factors of filtering effect and filtering efficiency), and the rainwater and drainage are intercepted by the net membranes at the water area, so that the retention time is prolonged, furthermore, the sedimentation of the water body is promoted while filtering, so that the water quality of the water body is purified and the transparency of the water body is improved apparently, in the embodiment, as the membrane sedimentation area utilizes the membrane pore structure of the membrane to filter and adsorb rainwater and small particle suspended matters in drainage, the water body is purified, the membrane pores for intercepting the membrane cannot be too high or too low, generally, the intercepting membrane is a microfiltration membrane, and the membrane pore diameter is more than 0.05 μm;
The emergent aquatic plant intercepting area is found through a plurality of tests that the water quality and the flow velocity of the water body treated by the omentum settling area are still unstable, the aquatic plant growth in a central lake area is easily influenced, the aquatic plant is not easy to root, and a pollution area source is easy to diffuse in the central lake area.
above-mentioned be applied to natural formula revetment ecological purification system of black dragon beach reservoir water source treatment project, through adopting the mode of putting stone energy dissipation + gabion filtration + membrane net filtration + emergent aquatic plants stable water quality (be living thing net stable water quality) to control inlet for stom water velocity and quality of water, build emergent aquatic plants, submerged plant's growing environment, strengthened the ecological purification ability of inlet for stom water preposition storehouse, avoided the area source pollutant to flow into the storehouse district along with the surface footpath and influence quality of water.
Furthermore, in the above embodiment, in order to eliminate the nutrient salt pollution in the lake region, the nutrient salt is reduced by entering the grass slope into the lake on the water bank side, and further, the nutrient salt reduction region of entering the grass slope into the lake is formed on the water bank side.
Further, in above-mentioned embodiment, the gabion filtering area is when filtering, owing to be formed by the piling of reinforcing bar gabion, and it can take place to rock and the displacement, for the gabion filtering area of consolidating, plants emergent aquatic plants in gabion filtering area department, forms the runoff interception area through the flourishing root system of emergent aquatic plants, improves gabion filtering area shock resistance and to the stable effect of water, makes the difficult emergence of reinforcing bar gabion rock and the displacement, solves the insecure problem of reinforcing bar gabion.
The invention also comprises a natural revetment ecological purification method, which comprises the following steps:
Step 1, constructing a stone-setting energy dissipation area on the water bank side by the existing revetment stone-setting construction mode;
Step 2, bypassing a reinforcement gabion in the stone placement energy dissipation area along the direction from the water bank to the central water area to construct a gabion filtering area;
step 3, installing an intercepting net film in a water area beside the gabion filtering area along the direction from the water bank to the central water area to form a net film settling area;
And 4, planting emergent aquatic plants beside the net film settlement area along the direction from the water bank to the central water area to form an emergent aquatic plant intercepting area after the net film settlement area is formed.
In the step 1, a stone-placing energy dissipation area is preferably formed by building a short retaining wall, specifically, a short retaining wall is built on the edge of the water bank zone, the height of the short retaining wall is lower than the water surface, and sand and stone are filled between the short retaining wall and the water bank, so that the sand and stone are required to exceed the water surface, and the energy dissipation effect is fully achieved. Further, in order to solve the problem of nutrient salt pollution, the problem of nutrient salt pollution is solved by adopting a mode of leading grass slopes to enter lakes on the water bank sides.
In the step 2, the particle sizes of the soft stones and the gravels in the reinforcement gabion are within the range of 2-6cm, so that rainwater and drainage can rapidly pass through the gabion filtering area and most of large-particle suspended matters in the water body can be filtered, and the water quality of the inlet water is improved. Meanwhile, the firmness and the stability effect on the water body of the reinforcement gabion are improved by planting emergent aquatic plants in the gabion filtering area in consideration of the firmness of the reinforcement gabion.
Furthermore, in step 3, the omentum settling zone is arranged in a water area with the water depth of 2.0-2.5m, so that the membrane filtration effect is fully exerted under the condition of ensuring the service cycle, and the water quality purification effect is improved.
the international ecological tourism vacation area project of the Heilongtan of the Sichuan iron is classified as a key project by Sichuan province in 2017, the development land is 3.4 mu of ten thousand mu, the total building area is 1120 ten thousand square meters, the total investment is 400 hundred million yuan, the development period reaches 10 years, a plurality of technical achievements are obtained by the comprehensive ecological treatment of water sources such as the lake and the like by an applicant, for the control and treatment of the exogenous pollution of the lake and the reservoir, the flow rate and the water quality of a rainwater inlet are controlled by adopting the modes of stone setting and energy dissipation, stone cage filtration, membrane net filtration and emergent water plant stable water quality (namely, the water quality is stabilized by a biobased net), the growth environment suitable for the emergent water plants and the submerged water plants is created, the ecological purification capacity of the rainwater inlet preposition reservoir is enhanced, the water quality influence caused by the surface-source pollutants flowing into the reservoir area along with the surface diameter is avoided, the effective ecological treatment is carried out, and the revetment ecological purification method ensures that the repaired water quality reaches the environmental quality of the surface water area class III standard (GB383-2002) III standard The method provides a water ecological purification restoration technology which is resistant to extensive use, strong in purification, controllable, quick in effect, sustainable and low in cost for water quality control of lake and reservoir banks in rural areas of Sichuan, and is worthy of application and popularization.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides an ecological clean system of natural formula revetment, includes the water district, its characterized in that the limit portion in water district is provided with the ecological clean system of revetment, along the direction of water district bank to central water district, the ecological clean system of revetment includes in proper order and puts stone energy dissipation district, gabion filtering area, nethike embrane settling zone and emergent aquatic plant intercepting district, put stone energy dissipation district setting on the water bank edge, it is piled up by gravel and stones and forms, the gabion filtering area is constructed by the reinforcing bar gabion and is formed, nethike embrane settling zone includes a plurality of interception nethike embranes, and the interception nethike embrane is microfiltration membrane, emergent aquatic plant intercepting district is formed through planting emergent aquatic plant.
2. the natural revetment ecological purification system according to claim 1, wherein a low retaining wall is constructed at the edge of the water bank of the water area, and sand and stones are filled between the low retaining wall and the water bank, and the height of the sand and stones exceeds the water surface, thereby forming a stone-setting energy dissipation area.
3. The natural revetment ecological purification system of claim 1, wherein the particle size of the soft stones and gravels in the reinforcement gabion is 2-6 cm.
4. The natural revetment ecological purification system of claim 1, wherein the omentum subsidence area is located in a water depth of 2.0-2.5 m.
5. The natural revetment ecological purification system of claim 1, wherein emergent aquatic plants are planted in the gabion filtration zone.
6. A natural revetment ecological purification method is characterized by comprising the following steps:
Step 1, constructing a stone-setting energy dissipation area on the water bank side by the existing revetment stone-setting construction mode;
Step 2, bypassing a reinforcement gabion in the stone placement energy dissipation area along the direction from the water bank to the central water area to construct a gabion filtering area;
step 3, installing an intercepting net film in a water area beside the gabion filtering area along the direction from the water bank to the central water area to form a net film settling area;
And 4, planting emergent aquatic plants beside the net film settlement area along the direction from the water bank to the central water area to form an emergent aquatic plant intercepting area after the net film settlement area is formed.
7. the natural revetment ecological purification method according to claim 6, wherein the grass slope lake-entering nutrient salt reduction zone is constructed by a grass slope lake-entering manner on the water bank side.
8. The natural revetment ecological purification method according to claim 6, wherein in the step 2, the particle size of the soft stones and gravels in the reinforcement gabion is in the range of 2-6cm, and emergent aquatic plants are planted in the gabion filtration zone.
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| CN201910966069.2A CN110577338A (en) | 2019-10-12 | 2019-10-12 | Natural revetment ecological purification system and purification method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111732201A (en) * | 2020-07-01 | 2020-10-02 | 上海勘测设计研究院有限公司 | Go into ecological clean system of river lake rainwater row mouth |
| CN112028250A (en) * | 2020-08-31 | 2020-12-04 | 北京绿景行科技发展有限公司 | Grey-green facility combined rural domestic sewage treatment system and method |
| CN112982279A (en) * | 2021-02-25 | 2021-06-18 | 中国华西企业股份有限公司 | Artificial lake structure with self-purification function and construction method thereof |
| CN118324248A (en) * | 2024-04-16 | 2024-07-12 | 中持水务股份有限公司 | Drainage canal filtering system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219305A (en) * | 2011-02-23 | 2011-10-19 | 河海大学 | Vertical revetment river lake water wet land system and construction method thereof |
| CN102863126A (en) * | 2012-10-17 | 2013-01-09 | 常州大学 | Method for industrialized town polluted river water purification and water environment ecological restoration |
| CN204325088U (en) * | 2014-12-08 | 2015-05-13 | 北京东方园林股份有限公司 | A kind of system of water purifying pollution of area source |
| CN106381837A (en) * | 2016-10-21 | 2017-02-08 | 中国电建集团中南勘测设计研究院有限公司 | Ecological restoration structural system and restoration method for lakeside zone |
| CN207193880U (en) * | 2017-09-21 | 2018-04-06 | 安徽省高迪科技有限公司 | A kind of gabion revetment structure of natural prototype |
| US20180320356A1 (en) * | 2017-05-02 | 2018-11-08 | Thomas Wang | River course ecological treatment system |
| CN210945249U (en) * | 2019-10-12 | 2020-07-07 | 中铁四川生态城投资有限公司 | Natural revetment ecological purification system |
-
2019
- 2019-10-12 CN CN201910966069.2A patent/CN110577338A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219305A (en) * | 2011-02-23 | 2011-10-19 | 河海大学 | Vertical revetment river lake water wet land system and construction method thereof |
| CN102863126A (en) * | 2012-10-17 | 2013-01-09 | 常州大学 | Method for industrialized town polluted river water purification and water environment ecological restoration |
| CN204325088U (en) * | 2014-12-08 | 2015-05-13 | 北京东方园林股份有限公司 | A kind of system of water purifying pollution of area source |
| CN106381837A (en) * | 2016-10-21 | 2017-02-08 | 中国电建集团中南勘测设计研究院有限公司 | Ecological restoration structural system and restoration method for lakeside zone |
| US20180320356A1 (en) * | 2017-05-02 | 2018-11-08 | Thomas Wang | River course ecological treatment system |
| CN207193880U (en) * | 2017-09-21 | 2018-04-06 | 安徽省高迪科技有限公司 | A kind of gabion revetment structure of natural prototype |
| CN210945249U (en) * | 2019-10-12 | 2020-07-07 | 中铁四川生态城投资有限公司 | Natural revetment ecological purification system |
Non-Patent Citations (1)
| Title |
|---|
| 魏梓兴主编: "《园林驳岸构造设计与实例解析》", vol. 1, 华中科技大学出版社, pages: 38 - 40 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111732201A (en) * | 2020-07-01 | 2020-10-02 | 上海勘测设计研究院有限公司 | Go into ecological clean system of river lake rainwater row mouth |
| CN112028250A (en) * | 2020-08-31 | 2020-12-04 | 北京绿景行科技发展有限公司 | Grey-green facility combined rural domestic sewage treatment system and method |
| CN112028250B (en) * | 2020-08-31 | 2022-07-12 | 北京绿景行科技发展有限公司 | Grey-green facility combined rural domestic sewage treatment system and method |
| CN112982279A (en) * | 2021-02-25 | 2021-06-18 | 中国华西企业股份有限公司 | Artificial lake structure with self-purification function and construction method thereof |
| CN118324248A (en) * | 2024-04-16 | 2024-07-12 | 中持水务股份有限公司 | Drainage canal filtering system |
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Application publication date: 20191217 |