CN212450851U - Assembled ecological bed that floats suitable for rain source type river course - Google Patents
Assembled ecological bed that floats suitable for rain source type river course Download PDFInfo
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- CN212450851U CN212450851U CN202021067531.XU CN202021067531U CN212450851U CN 212450851 U CN212450851 U CN 212450851U CN 202021067531 U CN202021067531 U CN 202021067531U CN 212450851 U CN212450851 U CN 212450851U
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Abstract
An assembled ecological floating bed suitable for a rain source type river channel comprises a floating bed main body, a floating bed slope fixing and traction device and aquatic plants, wherein the floating bed main body comprises a flexible frame, a streamline end frame, an integrated floating block and an assembly element, the flexible frame and the assembly element are made of nylon materials, and the assembled ecological floating bed is good in stability, economical and practical and convenient to operate; the streamline end frame can reduce the water flow resistance and reduce the energy consumption of the viscous resistance of the water flow, thereby enhancing the water flow impact resistance. The integral type kicking block comprises kickboard and planting basin, and wholeness and stability are good, the installation is changed conveniently, plants the basin and adopts the fretwork formula of moulding plastics, can effectively reduce the resistance that rivers produced to the floating bed. The floating bed slope fixing and traction device consists of traction elements and fixed piles, can automatically adjust the position according to the water level and water flow conditions of a river water body, and has strong anti-scouring and anti-overturning capabilities. The utility model has the characteristics of stability is good, clean dirty effectual, anti-wind unrestrained ability reinforce, long service life etc.
Description
Technical Field
The utility model relates to an assembled ecological bed that floats in water ecological remediation technical field.
Background
The river channel is a complex ecosystem integrating land, plants, animals and water, has the functions of adjusting runoff, regulating water storage, transporting silt, providing habitats of aquatic land animals and the like, and reaches a self-adjustable dynamic balance state under the mutual influence with surrounding natural and social environments. The river channel has the functions of providing drinking water sources, discharging flood, landscapes, containing sewage and the like for cities, and plays an important role in the development of the cities. Along with the urbanization development, people's demand to river course ecosystem increases day by day, leads to the river course water yield to be not enough, water mobility is poor, and water quality of water worsens, self-purification ability reduces, and ecological environment has suffered serious destruction, and river course ecological remediation work is reluctant at all. The rain source type river channel has small watershed area, short confluence time and large river channel ratio drop, flood water steeply rises and falls in flood season, water quantity in dry seasons is extremely small, and even a river bed is dried up, so that the river channel is ecological and fragile, poor in energy regulation and storage capacity, small in environmental capacity and low in self-cleaning capacity, and the repairing process of the river channel is more difficult compared with a common river channel. The ecological floating bed is one of important measures for river ecological restoration, and has the advantages of obvious effect and wide application. The ecological floating bed takes aquatic plants as a main body, utilizes the soilless culture technical principle, takes high polymer materials and the like as carriers and substrates, applies the symbiotic relationship among species, and fully utilizes the water space ecological niche and the nutrition ecological niche, thereby establishing a high-efficiency artificial ecosystem to purify the river water body. At present, most ecological floating beds take screws as assembly elements, take materials with high hardness such as PVC pipes, PPR pipes or bamboos as assembly frames, and can float on the water well, but the ecological floating beds have poor anti-scouring capability and are easy to damage and deform. The ecological floating bed is applied to riverways or lakes with little water level change and slow-flow water bodies all year round, and has better application effect; but be applied to and influenced by the rainfall great rain source type river course of water level change, not only can seriously shorten its life, greatly increased the work load of operation maintenance moreover, economic nature and practicality are relatively poor. In addition, ecological bed that floats adopts the fixed mode of stake under water to fix more, and not only the construction degree of difficulty is big, leads to ecological bed that floats to be washed away, topples easily under the condition of rivers torrential. Therefore, how to enhance the assembly stability and the impact resistance of the ecological floating bed in the ecological restoration of the rain source type river channel, prolong the service life and efficiently and stably exert the water body purification function of the rain source type river channel is a problem which needs to be solved at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled ecological bed that floats suitable for rain source type river course overcomes former assembled ecology and floats the shortcoming that bed poor stability, shock resistance are weak, life is short.
The utility model provides an assembled ecological bed that floats suitable for rain source type river course, includes the bed main part of floating, floats fixed draw gear of bed side slope and aquatic plant, its characterized in that: the floating bed comprises a floating bed main body and a floating bed cover, wherein the floating bed main body comprises a flexible frame, a streamline end frame, integrated floating blocks and an assembly element, the middle part of the floating bed main body is a regular rectangle assembled by the integrated floating blocks, the integrated floating blocks are connected through the assembly element, the assembly element is a nylon ribbon, the edge of the rectangle is fixed by the flexible frame, the flexible frame is a nylon rope with the diameter of 30mm, the flexible frame and the integrated floating blocks are assembled by the nylon ribbon, the nylon rope and the nylon ribbon both belong to flexible materials, and the floating bed is good in thermal stability, corrosion-resistant, wear-resistant, economical and practical and; the end part of the floating bed main body is assembled into an isosceles triangle by an integrated floating block in a way of reducing the blocks layer by layer, and is embedded in a streamline end frame, a groove is designed in the middle of the inner side of the floating bed main body, the integrated floating block is embedded and fixed, round holes I are formed in two sides of the end frame, an assembling element is adopted to connect the middle of the floating bed main body, the streamline end frame is made of light high-density HDPE (high-density polyethylene), the streamline end frame can enable water to flow through the surface of the streamline end frame quickly, the water flow resistance is reduced, the energy consumption of the viscous resistance of the water flow is reduced, the water flow impact resistance of the ecological floating bed is enhanced; integral type kicking block constitute by kickboard and planting the basin, adopt light high density HDPE material, the kickboard is the cavity square, the connection of kickboard middle part plants the basin, plant the basin and adopt the fretwork design, four baffles of design all around, the bottom is "rice" word fretwork board, integral type kicking block four sides are equipped with round hole two, the edge is equipped with round hole three, integral type kicking block has that the wholeness is good with stability, the installation is changed convenient etc. and is showing the advantage.
The utility model provides an assembled ecological bed that floats suitable for rain source type river course which characterized in that: the floating bed side slope fixing and traction device comprises traction elements and fixing piles, wherein each ecological floating bed adopts two groups of side slope fixing and traction devices, and the fixing piles adopt 304 stainless steel pipes and are implanted into a river bank soil layer with the depth of 1-2 m; the upper end of the fixed pile is welded with a 304 stainless steel clip which is connected with a flexible frame of the ecological floating bed body close to the river bank through a traction element; the traction element is a nylon rope with the diameter of 30 mm. The floating bed slope fixing and traction device can automatically adjust the position according to the water level and water flow conditions of a river water body, enhance the impact resistance of the ecological floating bed in a special period and prevent overturning and damage.
The utility model provides an assembled ecological bed that floats suitable for rain source type river course which characterized in that: the aquatic plants are selected from aquatic plants which have developed root systems, narrow and thin leaves, plant height of not more than 1.5m, good cold resistance and landscape property, so that the storm impact of a river channel is reduced; the roots of the aquatic plants are wrapped with a layer of water-absorbing cotton cloth and then planted in the integrated floating blocks, and the protection effect can be achieved at the initial growth stage of the aquatic plants. The aquatic plants with good cold resistance can improve the purification effect of the ecological floating bed on water in winter, and the aquatic plants with short plants can slow down the storm impact of a river channel, improve the survival rate and reduce the damage rate of the ecological floating bed.
The utility model has the advantages that: the utility model discloses ecological bed body main part tip of floating is assembled into isosceles triangle by the mode that the integral type floats the piece with the successive layer reduction piece to scarf joint streamlined end frame, the middle part is the regular rectangle that is assembled by the integral type floats the piece, link up through the equipment component between each integral type floats the piece, streamlined end frame not only can make rivers flow from its surface fast, reduce the water flow resistance, reduce the energy consumption of rivers viscidity resistance, thereby the ecological water flow impact resistance who floats the bed of reinforcing, and can effectively reduce in the river course rubbish that the ecological bed that floats and collect. Adopt nylon rope and the fixed integral type of nylon ribbon to float piece and frame, not only can strengthen ecological whole pliability and the steadiness of floating the bed, can also promote its anticollision and anti-wind and wave ability. The integral type floating block and streamlined end frame are high density HDPE material, have good stability and ageing resistance. Compared with a conventional split floating plate and a planting basin, the integrated floating block has the remarkable advantages of good integrity and stability, convenience in installation and replacement and the like, the planting basin adopts an injection molding hollow mode, resistance of water flow to the floating bed can be effectively reduced, and particularly, the integrated floating block is more outstanding in performance in a rich water period. The assembled ecological floating bed is applied to a rain source type river channel, can automatically adjust the position according to the water level and water flow conditions of a water body, has strong anti-scouring and overturning capabilities, can well play the function of purifying the water body of the river channel in flood season and dry season, and has the characteristics of good stability, good dirt purifying effect, strong impact resistance, long service life and the like.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is a schematic view of the integrated floating block assembly of the present invention;
FIG. 4 is a schematic view of the streamlined end frame structure of the present invention;
FIG. 5 is a schematic top view of the integrated floating block of the present invention;
FIG. 6 is a perspective view of the integrated floating block of the present invention;
in the figure: the floating bed comprises a floating bed body 1, a floating bed body end part 2, a flexible frame 3, a streamline end frame 4, a groove 4-1, a circular hole 4-2I, an integrated floating block 5, a floating plate 5-1, a planting pot 5-2, a circular hole 5-3 II, a circular hole 5-4 III, a baffle 5-5, a hollow plate 5-6, an assembly element 6, a traction element 7, a fixing pile 8 and aquatic plants 9.
Detailed Description
The structure of the present invention will be described in detail with reference to the accompanying drawings:
in this embodiment, the assembled ecological floating bed is constructed in a rain source type river channel in suburbs of south Chang city of Jiangxi province. The river channel is 5km long and 15m wide, the amount of water in flood season is large and the flow is rapid, the amount of shallow water in non-flood season is small and easy to deteriorate, agricultural non-point source pollution of surrounding towns and domestic sewage and industrial wastewater are directly discharged into the river, and the river channel endogenous pollution is serious, so that the river channel ecological system is seriously degraded. The ecological restoration method is adopted to comprehensively treat the river channel, and the ecological floating bed is one of important ecological measures. The bottom and two sides of the river channel are hard, so that the direct planting of plants in the riverbed wetland is not suitable to be constructed, and the assembled ecological floating bed is adopted for restoration, and the total construction is about 26000m2。
The utility model provides an assembled ecological bed that floats suitable for rain source type river course, is including floating bed main part 1, floating bed slope fixed draw gear and aquatic plant 9, as shown in figure 1~ 6, floating bed main part 1 include flexible frame 3, streamlined end frame 4, integral type kicking block 5 and package assembly 6, the regular rectangle of being assembled by integral type kicking block 5 floats in bed main part 1 middle part, link up through package assembly 6 between each integral type kicking block 5, package assembly 6 is the nylon ribbon, the rectangle edge adopts flexible frame 3 fixed, flexible frame 3 is the nylon rope of diameter 30mm to assemble flexible frame 3 and integral type kicking block 5 with the nylon ribbon, nylon rope and nylon ribbon all belong to flexible material, thermal stability is good, corrosion-resistant, resistance to wears, economical and practical, the simple operation. Adopt nylon rope and the fixed integral type of nylon ribbon to float piece 5 and flexible frame 3, not only can strengthen ecological whole pliability and the steadiness of floating the bed, can also promote its anticollision and anti-wind and wave-resistant ability. The end part 2 of the floating bed main body is assembled into an isosceles triangle by an integrated floating block 5 in a mode of reducing the blocks layer by layer, and is embedded in a streamline end frame 4, the height of the isosceles triangle is 12cm, a groove 4-1 with the width of 35mm is designed in the middle of the inner side of the integrated floating block 5, the integrated floating block 5 can be embedded and fixed, round holes 4-2 with the diameter of 15mm are arranged on two sides of the end frame, and an assembling element 6 is adopted to connect the middle part 1 of the floating bed main body. The integrated floating block 5 and the streamline end frame 4 are both made of high-density HDPE materials and have good stability and ageing resistance. The streamline end frame 4 can make water flow through the surface of the ecological floating bed quickly, reduce water flow resistance and reduce energy consumption of water flow viscous resistance, thereby enhancing the water flow impact resistance of the ecological floating bed. In addition, the streamline end frame 4 can effectively reduce the garbage collection of the ecological floating bed in the river channel.
The integrated floating block 5 is composed of a floating plate 5-1 and a planting pot 5-2 into a whole and is made of light high-density HDPE materials. Compared with the conventional split floating plate and planting pot, the split floating plate and planting pot has the remarkable advantages of good integrity and stability, convenience in installation and replacement and the like. The floating plate 5-1 is a hollow cube with side length of 333mm and height of 50 mm; the middle part of the floating plate is connected with a planting pot 5-2, the planting pot 5-2 adopts a hollow design, four baffles 5-5 are designed around the planting pot, the bottom part is a hollow plate 5-6 shaped like a Chinese character 'mi', the upper diameter of the planting pot 5-2 is 16cm, and the lower diameter of the planting pot is 10 cm; the four sides of the integrated floating block are provided with the round holes II 5-3 with the diameter of 25mm, and the corners are provided with the round holes III 5-4 with the diameter of 15mm, so that the resistance of water flow to the floating bed can be effectively reduced, and the integrated floating block is more outstanding especially in the rich water period.
The floating bed slope fixing and traction device comprises a traction element 7 and a fixed pile 8, and each ecological floating bed adopts two groups of slope fixing and traction devices; the fixing pile 8 is made of a 304 stainless steel pipe and is implanted into a river bank soil layer to a depth of 1.5 m; the upper end of the fixed pile 8 is welded with a 304 stainless steel clip which is connected with the flexible frame 3 of the ecological floating bed main body close to the bank of the river through a traction element 7; the traction element 7 is made of a nylon rope with a diameter of 30 mm. The floating bed slope fixing and traction device can automatically adjust the position according to the water level and water flow conditions of a river water body, enhance the shock resistance of the ecological floating bed in a special period and reduce the overturning and damage of the ecological floating bed.
The aquatic plant 9 is prepared from calamus flavus, iris, loosestrife, arundo donax and the like, has developed root systems, narrow and thin leaves, plant height of not more than 1.5m, good cold resistance, and landscape, is short and small, has developed root systems, can slow down wind and wave impact of a river channel, improves the survival rate of the aquatic plant, and reduces the damage of an ecological floating bed. A layer of water-absorbing cotton cloth is laid in the planting pot 5-2 of the integrated floating block 5 before the aquatic plant 9 is planted, and the water-absorbing cotton cloth can play a role in protecting the plant in the early growth stage.
After the engineering is implemented, the rain source type river channel water body realizes clear water steady-state conversion, and the water quality is promoted from inferior V type to IV type, namely COD and NH3the-N and the TP are respectively reduced by 50 percent, 86 percent and 60 percent, the transparency is improved by 120 percent, the water environment quality and the ecological function are continuously improved, and the biological diversity is obviously improved. The assembled ecological floating bed applied to the rain source type river channel runs continuously for three years, the water body purification contribution rate reaches 35%, secondary flood occurs when the ecological floating bed runs through three flood periods, the ecological floating bed runs stably, the phenomena of serious damage and overturning do not occur, and compared with a conventional ecological floating bed, the damage rate is reduced by 60%. Therefore, the ecological floating bed has high treatment feasibility when being used for a rain source type river channel, and has certain popularization and application prospects.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. For those skilled in the art to which the invention pertains, equivalent substitutes or obvious modifications may be made without departing from the spirit of the invention, and the same properties or uses are deemed to fall within the scope of the invention as defined by the claims appended hereto.
Claims (3)
1. The utility model provides an assembled ecological bed that floats suitable for rain source type river course, includes bed main part (1), floats fixed draw gear of bed side slope and aquatic plant (9), its characterized in that: the floating bed is characterized in that the floating bed main body (1) comprises a flexible frame (3), a streamline end frame (4), integrated floating blocks (5) and an assembly element (6), the middle part of the floating bed main body (1) is a regular rectangle assembled by the integrated floating blocks (5), all the integrated floating blocks (5) are connected through the assembly element (6), the assembly element (6) is a nylon ribbon, the edges of the rectangle are fixed by the flexible frame (3), the flexible frame (3) is a nylon rope with the diameter of 30mm, the flexible frame (3) and the integrated floating blocks (5) are assembled by the nylon ribbon, the end part (2) of the floating bed main body is assembled into an isosceles triangle by the integrated floating blocks (5) in a way of reducing one block by one block layer, the isosceles triangle is embedded and connected with the streamline end frame (4), a groove (4-1) is designed in the middle part of the inner side, the integrated floating blocks (5) are embedded and fixed, round holes I (4-2), an assembly element (6) is connected with the middle part of the floating bed main body, the streamline end frame (4) is made of light high-density HDPE materials, the integrated floating block (5) consists of a floating plate (5-1) and a planting pot (5-2), and the light high-density HDPE materials are adopted; the floating plate (5-1) is a hollow cube, the middle of the floating plate is connected with the planting pot (5-2), the planting pot (5-2) is designed in a hollow-out mode, four baffles (5-5) are designed on the periphery of the planting pot, the bottom of the planting pot is a hollow-out plate (5-6) shaped like a Chinese character 'mi', four sides of the integrated floating block are provided with two round holes (5-3), and the corners of the integrated floating block are provided with three round holes (5-4).
2. The assembled ecological floating bed suitable for the rain source type river channel according to claim 1, wherein: the floating bed side slope fixing and traction device comprises traction elements (7) and fixing piles (8), wherein each ecological floating bed adopts two groups of side slope fixing and traction devices, and the fixing piles (8) adopt 304 stainless steel pipes and are implanted into a river bank soil layer to a depth of 1-2 m; the upper end of the fixed pile (8) is welded with a 304 stainless steel clip, and is connected with a flexible frame (3) of the ecological floating bed main body close to the river bank through a traction element (7); the traction element (7) adopts a nylon rope with the diameter of 30 mm.
3. The assembled ecological floating bed suitable for the rain source type river channel according to claim 1 or 2, wherein: aquatic plant (9) adopt the root system flourishing, the blade is comparatively narrow thin, the plant height is not higher than 1.5m, cold resistance is good, and compromise the aquatic plant (9) of view nature, plant behind aquatic plant (9) root parcel one deck cotton that absorbs water in integral type kicking block (5).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113880255A (en) * | 2021-10-09 | 2022-01-04 | 南京工程学院 | Purifying box capable of self-adapting to water level change |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113880255A (en) * | 2021-10-09 | 2022-01-04 | 南京工程学院 | Purifying box capable of self-adapting to water level change |
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