CN214571350U - Wetland water quality purification ecological restoration structure - Google Patents
Wetland water quality purification ecological restoration structure Download PDFInfo
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- CN214571350U CN214571350U CN202022099910.3U CN202022099910U CN214571350U CN 214571350 U CN214571350 U CN 214571350U CN 202022099910 U CN202022099910 U CN 202022099910U CN 214571350 U CN214571350 U CN 214571350U
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Abstract
The utility model provides a wetland water quality purification ecological remediation structure, include the drainage river course that is separated and distributes in proper order by the barricade, first grade wetland filtering area, second grade wetland purifying area and ecological remediation district, be equipped with the retaining dam on the drainage river course, the upper surface in first grade wetland filtering area is higher than the upper surface in second grade wetland purifying area, both are the echelonment and distribute, first grade wetland filtering area includes soil covering layer, fine gravel layer and coarse gravel layer from top to bottom in proper order, second grade wetland filtering area includes microorganism basic unit, solid packing layer and cobble or metalling from top to bottom in proper order, be equipped with the water service pipe between coarse gravel layer and cobble or the metalling; and water in the secondary wetland purification area flows into the ecological restoration area through the top of the retaining wall, the ecological restoration area is provided with a biological floating bed, and a water pumping pipe is arranged in the ecological restoration area. The utility model provides a can purify quality of water such as river lake, urban water and restore, purify the ecological restoration structure of wetland water purification that repair cycle is short, running cost is low.
Description
Technical Field
The utility model relates to a wetland ecological remediation technical field especially relates to a wetland water purification ecological remediation structure.
Background
The wetland ecosystem is a unified whole consisting of wetland plants, animals inhabiting the wetland, microorganisms and the environment thereof, is one of the environments with the highest productivity in the world, and has the reputation of the kidney of the earth. The wetland has multiple functions: protecting biodiversity, regulating runoff, improving water quality, regulating microclimate, providing tourist resources, and the like.
At present, along with the improvement of living standard and cultural standard of people, the consciousness of people to environmental protection is gradually strengthened, artificial ecology is vigorously built to improve the environment and improve the quality of living environment, for example, artificial ecological parks, and the artificial ecological wetlands are generally built in ecological parks to improve the biodiversity.
However, the ecological park has a large passenger flow volume and a large influence on the ecological wetland, and the water quality destruction speed of the wetland is higher than the water quality purification speed, so that the biological diversity of the water body is destroyed.
SUMMERY OF THE UTILITY MODEL
Based on the problem, the utility model aims to provide a can purify quality of water such as river lake, urban water and restore, purify the ecological restoration structure of wetland water purification that repair cycle is short, running cost is low.
Aiming at the problems, the following technical scheme is provided: the utility model provides a wetland water purification ecological remediation structure which characterized in that: comprises a drainage river channel, a primary wetland filtering area, a secondary wetland purifying area and an ecological restoration area which are separated by a retaining wall and are distributed in sequence, a water retaining dam is arranged on one side of the drainage riverway close to the primary wetland filtering area, water in the drainage riverway flows into the primary wetland filtering area through the water retaining dam, the upper surface of the first-stage wetland filtering area is higher than the upper surface of the second-stage wetland purifying area, the first-stage wetland filtering area and the second-stage wetland purifying area are distributed in a step shape, the primary wetland filtering area sequentially comprises a soil covering layer, a fine gravel layer and a coarse gravel layer from top to bottom, the secondary wetland purification area sequentially comprises a microorganism base layer, a solid packing layer and a cobblestone or gravel layer from top to bottom, a water pipe is arranged on a retaining wall between a coarse gravel layer of the primary wetland filtration area and the cobblestone or gravel layer of the secondary wetland purification area, and aquatic plants are planted on both the soil covering layer and the microorganism base layer; the water in the second grade wetland purification area flows in the ecological remediation district through the barricade top, the ecological remediation district is equipped with detachable biological floating bed, biological floating bed is formed by connecting a plurality of V type kickboards, it has emergent aquatic plants to plant on the biological floating bed, be equipped with in the ecological remediation district and take out water to outside drinking-water pipe.
The utility model discloses further set up to, the both ends of water service pipe all are equipped with the filtration metal mesh.
The utility model discloses further set up to, all be equipped with the graticule mesh interlayer between thin gravel layer and the thick gravel layer, between solid packing layer and cobblestone or the metalling.
The utility model discloses further set up as, carbon fiber, grit and nutrition soil are packed in the microorganism basic unit.
The utility model discloses further set up as, the solid packing layer constitutes for the bonding of foaming resin parcel natural fiber.
The utility model discloses further set up to, the one end that is located ecological remediation district on the drinking-water pipe is connected and is equipped with the suction pump.
The utility model has the advantages that:
1, the technical scheme integrates water quality treatment, landscape design and environmental ecological restoration by adopting the artificial wetland, environmental water or river and lake sewage and the like flow into a primary wetland filtering area through a drainage riverway, the sewage is physically filtered and purified for the first time layer by layer through a soil covering layer, a fine gravel layer and a coarse gravel layer in the primary wetland filtering area and then is discharged into a secondary wetland purifying area through a water pipe, a microorganism base layer, a solid filler layer and cobblestones or gravel layers in the secondary wetland purifying area carry out deeper filtering and purification on the sewage by adopting chemical reactions of adsorption and precipitation and biological effects of microorganisms, plants and the like, the sewage flows into the ecological restoration area after being purified by the primary wetland filtering area and the secondary wetland purifying area, then the water plant restoration in the ecological restoration area reaches the standard of domestic water such as landscape and irrigation for people to use.
2, according to the technical scheme, aquatic plants are planted in the primary wetland filtering area, the secondary wetland purifying area and the ecological restoration area, and the aquatic plants can be designed into different shapes and distributed so as to be used for environmental protection and landscape ornamental.
3, this technical scheme sets up biological bed of floating in ecological remediation district, and biological bed of floating is formed by connecting a plurality of V type kickboards, and the area of contact of the multiplicable aquatic plant of V type kickboard and water has improved purifying effect and purification efficiency, and the detachable installation of biological bed of floating is convenient for change or demolish biological bed of floating according to the quality of water condition, conveniently clears up aquatic plant after quality of water optimizes.
Drawings
FIG. 1 is a schematic sectional view of the wetland water purification ecological restoration structure in the embodiment of the utility model;
the figure shows schematically: 1-drainage river channel; 11-a water retaining dam; 2-a first-stage wetland filtering area; 21-covering soil layer; 22-a fine gravel layer; 23-a coarse gravel layer; 24-a grid interlayer; 3-a secondary wetland purification area; 31-a microbial substrate; 32-a layer of solid packing; 33-cobblestone or gravel layer; 34-grid interlayer; 4-ecological restoration area; 41-biological floating bed; 411-V type floating plate; 42-a water pumping pipe; 421-a water pump; 5-water pipe; 51-a filtering metal mesh; 6-aquatic plants; 7-emergent aquatic plants; 8-retaining wall;
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1, the wetland water quality purification ecological restoration structure comprises a drainage river channel 1, a primary wetland filtering area 2, a secondary wetland purifying area 3 and an ecological restoration area 4 which are separated by a retaining wall 8 and are distributed in sequence, wherein a retaining dam 11 is arranged on one side of the drainage river channel 1 close to the primary wetland filtering area 2, and water in the drainage river channel 1 flows into the primary wetland filtering area 2 through the retaining dam 11; the arrangement of the retaining dam 11 can enable sewage to stay for a period of time in the drainage river channel 1, so that suspended matters in the sewage can be conveniently retained and silt can be conveniently settled, and meanwhile, the water level of the drainage river channel 1 can be adjusted by the retaining dam 11, so that flood discharge is facilitated.
As shown in fig. 1, the upper surface of the primary wetland filtering area 2 is higher than the upper surface of the secondary wetland purifying area 3, and the primary wetland filtering area 2 and the secondary wetland purifying area 3 are distributed in a step shape, the primary wetland filtering area 2 sequentially comprises a soil covering layer 21, a fine gravel layer 22 and a coarse gravel layer 23 from top to bottom, the secondary wetland purifying area 3 sequentially comprises a microorganism base layer 31, a solid packing layer 32 and a cobble or gravel layer 33 from top to bottom, a water pipe 5 is arranged on a retaining wall between the coarse gravel layer 23 of the primary wetland filtering area 2 and the cobble or gravel layer 23 of the secondary wetland purifying area 3, and aquatic plants 6 are planted on the soil covering layer 21 and the microorganism base layer 31; the aquatic plants 6 can be designed to be distributed in various shapes for environmental protection and landscape ornamental use.
As shown in fig. 1, the sewage is physically filtered and purified by a soil covering layer 21, a fine gravel layer 22 and a coarse gravel layer 23 of a primary wetland filtering area 2 for the first time, then is discharged into a secondary wetland purifying area 3 through a water pipe 5, and then passes through a cobble or gravel layer 33, a solid packing layer 32 and a microorganism base layer 31 in the secondary wetland purifying area 3 from bottom to top in sequence, and is further filtered and purified by adopting chemical reactions of adsorption and precipitation and biological actions of microorganisms, plants and the like.
The microorganism basic unit 31 contains carbon fiber, sand and nutrient soil, and is formed by mixing the three, and the root system of the aquatic plant 6 enters the microorganism basic unit 31, so that a biological film is favorably formed, pollutants in water can be effectively removed under the combined action of the carbon fiber, the plant root system and the biological film, and particularly nitrogen and phosphorus in a water body can be purified.
The solid filler layer 32 is formed by bonding natural fibers wrapped by foamed resin, the natural fibers can be degraded within a few years, and can be used as plant fertilizer after being degraded, and the plant fertilizer is integrated into the microbial base layer 31, so that the aquatic plant 6 is provided with pure natural fertilizer, and no pollution is caused.
As shown in fig. 1, both ends of the water pipe 5 are provided with a filtering metal net 51. The filtering wire net 51 prevents the water pipe 5 from being clogged with the silt.
As shown in fig. 1, a grid spacer layer 24 is provided between the fine gravel layer 22 and the coarse gravel layer 23, and a grid spacer layer 34 is provided between the solid packing layer 32 and the cobble or crushed stone layer 33. The mesh spacer 24 prevents fine gravel from falling into the gaps of the coarse gravel layer 23 to block the water passages, and the mesh spacer 34 prevents solid packing from falling into the gaps of the cobblestone or crushed stone layer 33 to block the water passages.
As shown in fig. 1, the water in the secondary wetland purification area 3 flows into the ecological restoration area 4 through the top of the retaining wall 8, the ecological restoration area 4 is provided with a detachable biological floating bed 41, the biological floating bed 41 is formed by connecting a plurality of V-shaped floating plates 411, emerging plants 7 are planted on the biological floating bed 41, and a water pumping pipe 42 for pumping water to the outside is arranged in the ecological restoration area 4; and a water suction pump 421 is connected to one end of the water suction pipe 42, which is positioned in the ecological restoration area 4.
As shown in fig. 1, the biological floating bed 41 is formed by connecting a plurality of V-shaped floating plates 411, the V-shaped floating plates 411 can increase the contact area between the emergent aquatic plants 7 and the water body, the purification effect and the purification efficiency are improved, the biological floating bed 41 can be conveniently replaced or dismantled according to the water quality condition through the detachable installation, and the aquatic plants can be conveniently cleaned after the water quality is optimized.
According to the technical scheme, the artificial wetland is adopted to integrate water quality treatment, landscape design and environmental ecological restoration, sewage flows into the ecological restoration area 4 after being purified by the primary wetland filtering area 2 and the secondary wetland purifying area 3, then the aquatic plant restoration in the ecological restoration area 4 reaches the standard of domestic water such as landscape and irrigation, and the sewage is pumped out through the water pump 421 and the water pumping pipe 42 for people to use. In addition, the wetland water quality purification ecological restoration structure can design the primary wetland filtering area 2 and the secondary wetland purifying area 3 into double rings distributed around the ecological restoration area 4, so that the attractiveness of the whole constructed wetland is enhanced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a wetland water purification ecological remediation structure which characterized in that: comprises a drainage river channel, a primary wetland filtering area, a secondary wetland purifying area and an ecological restoration area which are separated by a retaining wall and are distributed in sequence, a water retaining dam is arranged on one side of the drainage riverway close to the primary wetland filtering area, water in the drainage riverway flows into the primary wetland filtering area through the water retaining dam, the upper surface of the first-stage wetland filtering area is higher than the upper surface of the second-stage wetland purifying area, the first-stage wetland filtering area and the second-stage wetland purifying area are distributed in a step shape, the primary wetland filtering area sequentially comprises a soil covering layer, a fine gravel layer and a coarse gravel layer from top to bottom, the secondary wetland purification area sequentially comprises a microorganism base layer, a solid packing layer and a cobblestone or gravel layer from top to bottom, a water pipe is arranged on a retaining wall between a coarse gravel layer of the primary wetland filtration area and the cobblestone or gravel layer of the secondary wetland purification area, and aquatic plants are planted on both the soil covering layer and the microorganism base layer; the water in the second grade wetland purification area flows in the ecological remediation district through the barricade top, the ecological remediation district is equipped with detachable biological floating bed, biological floating bed is formed by connecting a plurality of V type kickboards, it has emergent aquatic plants to plant on the biological floating bed, be equipped with in the ecological remediation district and take out water to outside drinking-water pipe.
2. The wetland water quality purification ecological restoration structure according to claim 1, characterized in that: and both ends of the water service pipe are provided with filtering metal nets.
3. The wetland water quality purification ecological restoration structure according to claim 1 or 2, characterized in that: and grid interlayers are arranged between the fine gravel layer and the coarse gravel layer and between the solid packing layer and the cobblestone or gravel layer.
4. The wetland water quality purification ecological restoration structure according to claim 1, characterized in that: the solid filler layer is formed by bonding natural fibers wrapped by foaming resin.
5. The wetland water quality purification ecological restoration structure according to claim 1, characterized in that: and a water suction pump is connected to one end of the water suction pipe, which is positioned in the ecological restoration area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022099910.3U CN214571350U (en) | 2020-09-22 | 2020-09-22 | Wetland water quality purification ecological restoration structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022099910.3U CN214571350U (en) | 2020-09-22 | 2020-09-22 | Wetland water quality purification ecological restoration structure |
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| CN214571350U true CN214571350U (en) | 2021-11-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114873865A (en) * | 2022-06-07 | 2022-08-09 | 中国水利水电科学研究院 | Artificial wetland modular system for urban sewage treatment |
| CN114960839A (en) * | 2022-07-11 | 2022-08-30 | 国家林业和草原局林草调查规划院 | Water supply method |
-
2020
- 2020-09-22 CN CN202022099910.3U patent/CN214571350U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114873865A (en) * | 2022-06-07 | 2022-08-09 | 中国水利水电科学研究院 | Artificial wetland modular system for urban sewage treatment |
| CN114960839A (en) * | 2022-07-11 | 2022-08-30 | 国家林业和草原局林草调查规划院 | Water supply method |
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