CN211004774U - Artificial floating island suitable for bottom surface of hard river channel - Google Patents
Artificial floating island suitable for bottom surface of hard river channel Download PDFInfo
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- CN211004774U CN211004774U CN201921755033.1U CN201921755033U CN211004774U CN 211004774 U CN211004774 U CN 211004774U CN 201921755033 U CN201921755033 U CN 201921755033U CN 211004774 U CN211004774 U CN 211004774U
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Abstract
The utility model provides an artificial floating island suitable for the bottom surface of a hard riverway, which comprises a central bracket, a floating core, a silt cavity and a hollow mesh enclosure four-layer structure from inside to outside; the floating island comprises a floating core, a sediment chamber and a hollow mesh enclosure, wherein the central support comprises a planting pond, a rod body and an anchoring disc from top to bottom; the floating core comprises an outer box and a floating material filled in the outer box, wherein the filling material is composed of biochar, activated carbon, floating foam and floating ceramsite according to a certain proportion; the silt chamber is provided with a plurality of chamber units; the area of the grid unit of the hollow mesh enclosure is smaller than that of the silt chamber unit. The utility model discloses a build artifical chinampa, establish the aquatic thing environment, through realizing that silt is preserved, the animal habitat is built, process targets such as different water layer vegetation form autonomous cycle's small-size ecosystem gradually, be applicable to the river course environment of bottom surface sclerosis.
Description
Technical Field
The utility model belongs to the technical field of ecological remediation, concretely relates to artificial floating island suitable for stereoplasm river course bottom surface.
Background
In urban standardization, hardening of river courses has been an important component thereof for a long time. The river channel is hardened by aiming at revetments of the river channel, but the river channel revetments and bottom surfaces are all hardened in all directions in a part of areas. However, for ecological environment, the river channel is hardened in all directions, which causes many problems, such as blocking groundwater supply, river self-purification ability loss, revetment water storage ability loss, cutting off biological communication of water and land boundary, reducing river biological diversity, and disappearing river natural landscape. Therefore, there is a need in the art to consider attempts to ecologically restore hardened bottom-surface river channels.
At present, aiming at the ecological problems, various types of ecological floating beds or floating islands emerge to achieve beneficial effects. However, most of the water floats on the surface of the water body in the use environment, and the water is difficult to go deep into the water for all-round ecological restoration. With regard to the functions, the functions are mostly concentrated on the presentation of independent plant landscapes, simple water body purification, aquaculture and the like, the floating island device is unilaterally constructed, the whole river channel ecological system is rarely designed and considered, and the problems of the use of the floating island device are frequently caused along with the increase of time.
Disclosure of Invention
The utility model aims at overcoming prior art's shortcoming, the utility model provides an artificial chinampa suitable for stereoplasm river course bottom surface through constructing artificial chinampa, creates the aquatic thing environment, through process targets such as silt retention, animal habitat construction, different water layer vegetation form autonomous cycle's small-size ecosystem gradually.
The technical scheme of the utility model is that the artificial floating island suitable for the bottom surface of the hard riverway is characterized in that the floating island comprises a central bracket, a floating core, a silt cavity and a hollow mesh enclosure four-layer structure from inside to outside; the floating island comprises a floating core, a sediment chamber and a hollow mesh enclosure, wherein the central support comprises a planting pond, a rod body and an anchoring disc from top to bottom; the floating core comprises an outer box and a floating material filled in the outer box, wherein the filling material is composed of biochar, activated carbon, floating foam and floating ceramsite according to a certain proportion; the silt chamber is provided with a plurality of chamber units; the area of the grid unit of the hollow mesh enclosure is smaller than that of the silt chamber unit.
The whole height of the central support is 10-60 cm higher than that of the floating island main body, the floating island main body is connected in series, the floating island is supported and fixed on a river channel through a bottom anchoring disc, and redundant space can be used for self adjustment of the floating island main body along with the height of water flow.
The planting pond is fixed to be located chinampa main part top, and the width is not more than the width of silt cavity and anchor dish, and a plurality of planting units are established to perfect plant water planting growth basic condition, form certain microbial environment simultaneously in the pond.
The outer box edge of floating core sets up the convex mounting bar, forms with the interior concave mounting groove that the ring was established of silt cavity and corresponds the buckle to the stability of reinforcing chinampa structure.
The proportion of the filling material inside the floating core, activated carbon, biochar, floating foam and floating ceramsite is preferably 2: 3: 4: 1.
the silt chambers are arranged in a staggered mode according to the size division and the size division of the space, and the habitat spaces of animals with different sizes are potentially divided and guided to form; each cavity unit forms an inner area and an outer area through the middle partition plate, the two areas can effectively retain silt entering the cavity and flow back to a water body, but the silt deposit in the inner area can gradually form a stable silt environment and have animal habitat conditions due to the protection of the middle partition plate, so that organisms such as small fishes and crabs are attracted to inhabit, and in the outer area, the silt is easy to shake and fall off, and more biological activity spaces are provided on the basis of relatively less silt retention; the vertical side plates of the cavity and the middle partition plate of the cavity unit are respectively provided with a small hole, the small holes can meet the input of silt, and small planktons and the like can freely enter and exit the small holes, so that biological communication of each cavity can be effectively communicated, and the ecological function of a region can be activated; each unit bottom plate of the chamber is installed by inclining 30-90 degrees, so that the probability that silt entering the chamber is thrown out due to the shaking of the floating island and the like is reduced, and the gradually formed silt environment is protected; the cavity inner ring establishes the concave mounting groove, corresponds the convex mounting bar that the outer box edge of installation floating core set up to the stability of reinforcing floating island structure.
The hollow mesh enclosure is in lock catch type combination, is convenient to disassemble, and can be opened to view the internal condition of the floating island; the grid structure of the hollow mesh enclosure is beneficial to the attachment and growth of plants such as algae; the width of the hollow mesh enclosure is 10-20 cm larger than that of the sediment chamber, so that sunlight required by growth of algae and the like on the surface of the hollow mesh enclosure can be prevented from being completely shielded by the top planting pond, a certain range of biological activity and shelter space is formed between the hollow mesh enclosure and the sediment chamber, and the biological diversity of the floating island system is improved; the height of the hollow mesh enclosure is greater than that of the sediment chamber and the floating core, and the diameter of the middle round hole is consistent with that of the floating core, so that the floating island is protected in an all-around manner, and the biological activity and shelter space is increased.
The fretwork screen panel, silt cavity and the core layer form of floating are unanimous, and are streamlined or circular, adapt to the rivers of different rapid and slow degrees to reduce the wearing and tearing of rivers washout to the chinampa.
The beneficial effects of the utility model reside in that, the utility model discloses an artifical chinampa is built, realizes:
1. the height of the floating island can be automatically adjusted along with the depth of the river water body, so that the floating island is suitable for various water depth environments.
2. Silt can be kept in the floating island, and the formation of different biological species animal habitats is guided and promoted according to the difference of the previous chamber space size setting.
3. When the floating island is impacted by an object, the hollowed-out net cover can protect the formed solidification structure of the sediment chamber, and meanwhile, the hollowed-out grid is beneficial to the growth of algae and the biological communication between the inside and the outside of the floating island.
4. The whole streamline or round structure of the floating island reduces the damage to the floating island caused by river scouring and reduces manual maintenance.
5. A circulating ecological system for automatically exchanging material energy is gradually formed by the targets in the processes of silt retention, animal habitat construction, plant growth in different water layers and the like.
6. The ecological floating bed is suitable for a bottom hardened river channel and meets the greening and ecological maintenance of the water environment in the vertical direction.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is a front view of a center support in an embodiment of the present invention;
FIG. 3 is a top view of a planting pond in a central support of an embodiment of the present invention;
FIG. 4 is a top view of an anchor plate in a central support in an embodiment of the present invention;
FIG. 5 is a front view of the floating core in an embodiment of the present invention;
FIG. 6 is a top view of a floating core in an embodiment of the present invention;
FIG. 7 is a perspective view of a silt chamber in an embodiment of the present invention;
fig. 8 is a perspective view of the hollow mesh enclosure in the embodiment of the present invention.
In the figure, 1 is a root system leakage support; 2 is a planting pond plate; 3 is a central support; 4 is an anchor plate; 5, a hollow mesh enclosure; 6 is a small silt chamber; 7 is a middle clapboard of the small chamber; 8, activated carbon; 9 is an anchoring disc button; 10 is biochar; 11 is a floating foam; 12 is a convex mounting bar of the outer box; 13 is floating ceramsite; 14 is the floating core central bore; 15 is a large silt chamber; 16 is a large chamber middle partition; 17 is an intersection hole; 18 is a concave mounting groove; 19 is the central hole of the silt chamber; 20, mesh enclosure button-sewing; 21 is the mesh enclosure central aperture.
Detailed Description
The present invention is described in detail below with reference to the following examples, which are necessary to point out and are only used for further illustration of the present invention, and should not be construed as limiting the scope of the present invention, and the non-essential modifications and adjustments made by those skilled in the art according to the above descriptions still belong to the scope of the present invention.
In the embodiment, the artificial floating island suitable for the bottom surface of the hard riverway comprises a central support, a floating core, a sediment chamber and a hollow mesh enclosure 5, wherein the central support, the floating core, the sediment chamber and the hollow mesh enclosure are arranged from inside to outside; the floating island comprises a floating island main body, a sediment chamber and a hollow mesh enclosure 5, wherein the central support comprises a planting pond, a support rod body 3 and an anchoring disc 4 from top to bottom; the floating core comprises an outer box and an inner filling material, wherein the filling material consists of biochar 10, activated carbon 8, floating foam 11 and floating ceramsite 13 according to a certain proportion; the silt chamber is provided with a plurality of chamber units; the area of the hollow unit of the hollow grid is smaller than that of the silt chamber unit.
The whole height of the central support is 10-60 cm higher than that of the floating island main body, the floating island main body is connected in series, the floating island is supported and fixed on a river channel through a bottom anchoring disc, and redundant space can be self-adjusted by matching with the floating island main body.
Plant the fixed width that is located chinampa main part top in pond, width are not more than silt cavity and anchor dish, and a plurality of planting units are established to the pond in, include that the root system leaks and holds in the palm 1 and plant pond dish 2 to perfect plant water planting growth basic condition, form vegetation and microorganism environment earlier stage simultaneously.
The width of the anchoring disc 4 is larger than that of the planting pond, and the anchoring disc is fixed on the hardened bottom surface of the river channel through anchoring disc buttons 9.
The floating core outer box is internally provided with a floating core central hole 14, the edge of the floating core outer box is provided with a convex mounting strip 12, and the convex mounting strip and the concave mounting strip arranged in the sediment chamber in an annular mode form a corresponding buckle.
The floating core is internally filled with materials, and the activated carbon 8, the biochar 10, the floating foam 11 and the floating ceramsite 13 are prepared according to a certain proportion, wherein the proportion is preferably 2: 3: 4: 1.
the silt chamber is divided into a large silt chamber 15 and a small silt chamber 6 according to space, the two specifications are arranged in a staggered manner, habitat spaces of animals with different scales are potentially divided and guided to form, a small middle clapboard 7 and a large chamber middle clapboard 16 are arranged in chamber units, each chamber unit forms an inner region and an outer region through the middle clapboard, the silt entering the chambers can be effectively reserved in the two regions, and water flows back, but the silt deposition in the inner region can gradually form a stable silt environment and has animal habitat conditions, so that organisms such as small fishes and crabs are attracted to inhabit, and in the outer region, the silt is easy to shake and fall off, and more biological activity spaces are provided on the basis of relatively less silt retention; the vertical side plates of the cavity and the middle partition plate of the cavity unit are respectively provided with a small hole 17, the small holes can meet the input of silt, and small planktons and the like can freely enter and exit the small holes, so that biological communication of each cavity can be effectively communicated, and the ecological function of the area can be activated; each unit bottom plate of the chamber is installed by inclining 30-90 degrees, so that the probability that silt entering the chamber is thrown out due to the shaking of the floating island and the like is reduced, and the gradually formed silt environment is protected; the cavity inner ring sets up silt cavity central hole 19 and concave shape mounting groove 18, corresponds the convex mounting bar that the outer box edge of installation floating core set up to the stability of reinforcing floating island structure.
The hollow mesh enclosure 5 is in lock catch type combination, is convenient to disassemble, and can be opened to view the internal condition of the floating island; the grid structure of the hollow mesh enclosure is beneficial to the attachment and growth of plants such as algae; the width of the floating island is 10-20 cm larger than that of the sediment chamber, so that sunlight required by growth of algae and the like on the surface of the hollow mesh enclosure can be prevented from being completely shielded by the top planting pool, and meanwhile, a certain range of biological activity and shelter space is formed between the hollow mesh enclosure and the sediment chamber, so that the biological diversity of the floating island system is improved; the height of the floating island is greater than that of the sediment chamber and the floating core, the diameter of the central hole 21 of the mesh enclosure is consistent with that of the floating core, the floating island is protected in all directions, biological activity and shelter space are increased, and the floating island is assembled and installed through mesh enclosure buttons 20.
The fretwork screen panel 5, silt cavity and floating core form are unanimous, are circular, adapt to the rivers of different rapid and slow degrees to reduce the wearing and tearing of rivers washout to the chinampa.
Claims (7)
1. An artificial floating island suitable for the bottom surface of a hard riverway is characterized in that the floating island comprises a central bracket, a floating core, a silt cavity and a hollow mesh enclosure four-layer structure from inside to outside; the floating island comprises a floating core, a sediment chamber and a hollow mesh enclosure, wherein the central support comprises a planting pond, a rod body and an anchoring disc from top to bottom; the floating core comprises an outer box and an inner filling material; the silt chamber is provided with a plurality of chamber units; the area of the grid unit of the hollow mesh enclosure is smaller than that of the silt chamber unit.
2. The artificial floating island suitable for the bottom surface of the hard riverway as claimed in claim 1, wherein the overall height of the central support is 10-60 cm greater than the height of the floating island main body, the floating island main body is connected in series, and the floating island is supported and fixed on the riverway through a bottom anchoring disc.
3. The artificial floating island suitable for the bottom surface of the hard river channel as claimed in claim 1, wherein the planting pond is fixed on the top of the floating island body, the width of the planting pond is not more than the width of the silt chamber and the anchoring disc, and a plurality of planting units are arranged in the planting pond.
4. The artificial floating island suitable for the bottom surface of the hard riverway as claimed in claim 1, wherein the edge of the outer floating core box is provided with a convex mounting strip which forms a corresponding buckle with a concave mounting strip annularly arranged in the sediment chamber.
5. The artificial floating island suitable for the bottom surface of the hard riverway according to claim 1, wherein the silt chamber is arranged in a staggered manner according to two specifications of large space division and small space division; the vertical side plate of the cavity and the middle clapboard of the cavity unit are provided with small holes; each unit bottom plate of the chamber is installed in an inclined way at an angle of 30-90 degrees; the inner ring of the cavity is provided with a concave mounting groove.
6. The artificial floating island suitable for the bottom surface of the hard river channel as claimed in claim 1, wherein the hollow mesh enclosure is a lock catch type combination, the width of the hollow mesh enclosure is 10-20 cm larger than that of the sediment chamber, the height of the hollow mesh enclosure is 1-3 cm larger than that of the sediment chamber and the floating core, and the diameter of the middle circular hole is consistent with that of the floating core.
7. The artificial floating island suitable for the bottom surface of the hard riverway as claimed in claim 1, wherein the hollow mesh enclosure, the silt chamber and the floating core are in the same shape and are streamline or round.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921755033.1U CN211004774U (en) | 2019-10-18 | 2019-10-18 | Artificial floating island suitable for bottom surface of hard river channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921755033.1U CN211004774U (en) | 2019-10-18 | 2019-10-18 | Artificial floating island suitable for bottom surface of hard river channel |
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| Publication Number | Publication Date |
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| CN211004774U true CN211004774U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921755033.1U Active CN211004774U (en) | 2019-10-18 | 2019-10-18 | Artificial floating island suitable for bottom surface of hard river channel |
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| CN (1) | CN211004774U (en) |
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