CN213475717U - Modularized low-flow river channel ecological water storage dam - Google Patents
Modularized low-flow river channel ecological water storage dam Download PDFInfo
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- CN213475717U CN213475717U CN202022200197.7U CN202022200197U CN213475717U CN 213475717 U CN213475717 U CN 213475717U CN 202022200197 U CN202022200197 U CN 202022200197U CN 213475717 U CN213475717 U CN 213475717U
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Abstract
The utility model discloses an ecological retaining dam in modularization low flow river course, include: the dam comprises a middle dam body, a front end dam body, a grid, an aeration pipe hole, an air vent, an ecological floating island, an adsorption packing box and the like, wherein the middle dam body and the front end dam body are of box-shaped structures with upper openings, and supporting plates with trapezoidal plate structures are arranged on two sides of the middle dam body and the front end dam body; the front end of the front end dam body is provided with a water discharge port with a square hole structure, the front end of the water discharge port is covered with a grid, the grid is of a stretching structure with a U-shaped cross section, a gap is formed between the grid and the water discharge port, and a partition plate is arranged in the gap and clings to the front side of the front end dam body; aeration pipe holes are formed in the lower portions of the middle dam body and the front end dam body, a microporous aeration pipe penetrates through the aeration pipe holes together, adsorption filler boxes are arranged in the middle dam body and the front end dam body, and an ecological floating island is arranged above the adsorption filler boxes; the utility model has the advantages that: can realize aeration oxygenation, garbage interception, water purification, water prevention and storage functions.
Description
Technical Field
The utility model relates to water conservancy construction field specifically is an ecological retaining dam in modularization low flow river course.
Background
With the growth of population and the development of society, the natural environment on which people live is gradually polluted by domestic and industrial wastes, municipal and industrial sewage pipelines fall behind and age and are poorly managed, a great deal of domestic and industrial wastes and wastewater are discharged into riverways, the wastes generally contain a large amount of nitrogen and phosphorus elements, water eutrophication is easily caused, algae and aquatic plants in the water are propagated in a large amount, dissolved oxygen in the water is rapidly consumed, the water is degraded due to water bottom decay, the water is black and smelly, the normal survival of other organisms in the water environment is damaged, and impact is caused by the stability of the ecological environment.
In recent years, in urban built-up areas, in order to guarantee the landscape effect and the water quality of river channels, many cities adopt built rubber dams to store water, and then long-term manual salvage and various other maintenance measures are combined to guarantee the water quality, so that not only is the project investment high, but also the operation and maintenance workload is large, and a large amount of manpower and material resources are wasted.
Therefore, the prior art needs a modular low-flow ecological water storage dam for a river channel, which can purify water, and can realize aeration, oxygenation, garbage interception, water purification, water prevention and water storage functions in a small range.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ecological retaining dam in modularization low flow river course to solve the problem mentioned in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a modular low-flow riverway ecological impoundment dam comprising: the middle dam body and the front end dam body are of box-shaped structures with upper openings, and supporting plates with trapezoidal plate structures are arranged on two sides of the middle dam body and the front end dam body; the front end of the front end dam body is provided with a water discharge port with a square hole structure, the front end of the water discharge port is covered with a grid, the cross section of the grid is a U-shaped stretching structure, the height of the grid is greater than that of the water discharge port, two sides of the grid are connected with two sides of the water discharge port, a gap is formed between the grid and the water discharge port, and a partition plate is arranged in the gap and clings to the front side of the front end dam body; aeration pipe holes are formed in the lower portions of the middle dam body and the front end dam body, a microporous aeration pipe penetrates through the aeration pipe holes of all the middle dam body and the front end dam body together, adsorption filler boxes are arranged in the middle dam body and the front end dam body, and an ecological floating island is arranged above the adsorption filler boxes.
Preferably, the grid is provided with strip-shaped holes at equal intervals, the gaps of the strip-shaped holes are ten millimeters, large-particle floating garbage in a water body can be intercepted preliminarily, and the water level in front of the dam is controlled by placing the partition plates.
Preferably, the supporting plates at the two ends of the middle dam body and the front end dam body are provided with at least six groups of vent holes, and gas exchange can be provided for microorganisms on the adsorption packing boxes in the middle dam body and the front end dam body.
Preferably, the ecological floating island is a plate-shaped structure made of hollow materials, at least sixteen planting holes are distributed on the upper surface of the ecological floating island, and buoyancy can be kept by using the hollow structure of the ecological floating island after the ecological floating island is filled with aquatic plants.
Preferably, the adsorption packing box is a cuboid-structure frame, fine hole sites are arranged on the adsorption packing box, and polymer carriers or natural carriers loaded with aerobic microorganisms are filled in the adsorption packing box; the natural carrier is one or a combination of more of modified zeolite, medical stone, cobblestone and shale.
Preferably, the micropore aeration pipe is made of TPU material, and aeration micropores with the diameter of zero five millimeters are uniformly distributed on the micropore aeration pipe.
Preferably, at least four groups of bolt holes are formed in the supporting plates at two ends of the middle dam body and the front end dam body, and the two middle dam bodies or the middle dam body and the front end dam body are tightly fixed through rubber gaskets and bolt hole penetrating bolts, so that a waterproof effect is achieved.
Preferably, the bottom of the adsorption packing box is provided with a concave notch for the penetration of the microporous aeration pipe.
Preferably, the number of the middle dam bodies can be freely set according to the actual width of the river channel.
Compared with the prior art, the beneficial effects of the utility model are that:
the dam body provided by the embodiment of the invention is provided with the grating, so that larger garbage in water can be intercepted primarily, the garbage can be intercepted so as to be treated in a centralized manner, and the blockage of the large garbage to the internal structure of the dam body can be prevented.
Secondly, the adsorption filler boxes and the ecological floating islands are arranged, so that the adsorption filler boxes and the ecological floating islands can degrade nitrogen, phosphorus and organic pollutants in the water body through the absorption and adsorption effects of aerobic microorganisms and roots of aquatic plants; each ecological floating island and each adsorption packing box can be independently installed, taken out, maintained and replaced, and the difficulty of subsequent maintenance work is reduced.
And thirdly, aeration and oxygenation can be realized for the water body in a small range by the arrangement of the microporous aeration pipe.
The ecological floating island provided by the embodiment of the invention is made of hollow high polymer materials, has the characteristics of acid and alkali resistance, oxidation resistance and UV resistance, can automatically lift along with the water level in the dam body, ensures the survival of the aquatic plants, and can continuously purify the water quality through the absorption and adsorption action of the plant root system.
Drawings
Fig. 1 is a schematic view of a combined structure of a modular low-flow ecological riverway impoundment dam.
Fig. 2 is a schematic view of a single structure of a modular low-flow ecological riverway storage dam.
Fig. 3 is a schematic view of the middle dam of fig. 1.
Fig. 4 is a schematic view of the front dam of fig. 1.
Fig. 5 is a schematic view of the adsorption packing box of fig. 1.
Fig. 6 is a schematic view of the ecological floating island of fig. 1.
Fig. 7 is a schematic view of the microporous aeration pipe in fig. 1.
In the figure: the ecological floating island comprises a middle dam body 1, a front end dam body 2, a grid 3, aeration pipe holes 4, vent holes 5, an ecological floating island 6, an adsorption packing box 7, bolt holes 8, a microporous aeration pipe 9, a water outlet 10 and a partition plate 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, in an embodiment of the present invention, a modular low-flow ecological retaining dam for river comprises: the dam comprises a middle dam body 1, a front end dam body 2, a grid 3, aeration pipe holes 4, vent holes 5, an ecological floating island 6, an adsorption packing box 7, bolt holes 8, microporous aeration pipes 9, a water outlet 10 and a partition plate 11, wherein the middle dam body 1 and the front end dam body 2 are of box-shaped structures with upper openings, and supporting plates with trapezoidal plate structures are arranged on two sides of the middle dam body 1 and the front end dam body 2; the front end of the front end dam body 2 is provided with a water outlet 10 with a square hole structure, the front end of the water outlet 10 is covered with a grid 3, the grid 3 is a stretching structure with a U-shaped cross section, the height of the grid 3 is greater than that of the water outlet 10, two sides of the grid 3 are connected with two sides of the water outlet 10, a gap is formed between the grid 3 and the water outlet 10, and a partition plate 11 is arranged in the gap and clings to the front side of the front end dam body 2; aeration pipe holes 4 are formed in the lower portions of the middle dam body 1 and the front end dam body 2, a microporous aeration pipe 9 penetrates through the aeration pipe holes 4 of the middle dam body 1 and the front end dam body 2 together, adsorption filler boxes 7 are arranged in the middle dam body 1 and the front end dam body 2, and ecological floating islands 6 are arranged above the adsorption filler boxes 7.
Be equipped with equidistant bar hole on the grid 3, the clearance in bar hole is ten millimeters, can tentatively intercept the large granule in the water and float rubbish to through placing baffle 11, control dam front water level.
The supporting plates at the two ends of the middle dam body 1 and the front end dam body 2 are provided with at least six groups of vent holes 5 which can provide gas exchange for microorganisms on the adsorption packing boxes 7 in the middle dam body 1 and the front end dam body 2.
The ecological floating island 6 is of a plate-shaped structure made of hollow materials, at least sixteen planting holes are distributed on the upper surface of the ecological floating island 6, and buoyancy can be kept by using the hollow structure of the ecological floating island 6 after the ecological floating island is filled with aquatic plants.
The adsorption packing box 7 is a cuboid-structure frame, fine hole sites are arranged on the adsorption packing box 7, and polymer carriers or natural carriers loaded with aerobic microorganisms are filled in the adsorption packing box 7; the natural carrier is one or a combination of more of modified zeolite, medical stone, cobblestone and shale.
The microporous aeration pipe 9 is made of TPU material, and aeration micropores with the diameter of zero five millimeters are uniformly distributed on the microporous aeration pipe.
At least four groups of bolt holes 8 are formed in the supporting plates at two ends of the middle dam body 1 and the front end dam body 2, and rubber gaskets are arranged between the two middle dam bodies 1 or between the middle dam body 1 and the front end dam body 2 and then are tightly fixed through the bolt holes 8 through bolts, so that a waterproof effect is achieved.
The bottom of the adsorption packing box 7 is provided with a concave gap for the microporous aeration pipe 9 to penetrate through.
The number of the middle dam bodies 1 can be freely set according to the actual width of the river channel.
The utility model discloses a theory of operation is: the utility model has the main innovation points of modularization and multifunction, wherein the modularization is embodied in each middle dam body 1, the front end dam body 2 and the adsorption packing box 7, and the ecological floating island 6 can be independently arranged and can be freely matched according to the width of different river channels, the water quality condition, the treatment target and other factors to achieve the best treatment effect; when the middle dam body 1 and the front end dam body 2 are assembled, the front end dam body 2 is fixed on a concrete base through expansion bolts, then the middle dam body 1 is tightly fixed with the front end dam body 2 through bolts and sealing gaskets, then the middle dam body 1 is fixed on the concrete base through the expansion bolts, and the whole river channel dam is installed between the middle dam body 1 and the middle dam body 1 in the same way; then the microporous aeration pipe 9 passes through the aeration pipe holes 4 of the middle dam body 1 and the front end dam body 2 and is connected with a fan on the bank side, and water storage can be started at the moment; when water is stored, a partition plate 11 is used for blocking at the water outlet 10, the partition plate 11 is tightly attached to the front end dam body 2 through water pressure in front of the front end dam body 2 so as to achieve a water-resisting effect, after a water storage task is finished, the adsorption filler box 7 loaded with aerobic microorganisms can be placed into the middle dam body 1 and the front end dam body 2, the planted ecological floating island 6 is placed into water, the vent holes 5 can provide gas exchange for the microorganisms on the adsorption filler box 7 inside the middle dam body 1 and the front end dam body 2, and then the fan can be operated to start aeration; the utility model adds the effects of garbage interception, water quality purification, oxygen aeration and landscape improvement on the basis of the traditional water storage dam, and the adsorption packing box 7 and the ecological floating island 2 can degrade nitrogen, phosphorus and organic pollutants in the water body through the absorption and adsorption of aerobic microorganisms and aquatic plant roots; each ecological floating island 6 and the adsorption filler box 7 can be independently installed, taken out, maintained and replaced, the difficulty of subsequent maintenance work is reduced, when water drainage operation is needed, water can be drained from the water drainage port 10 by drawing the partition plate 11 away from the water drainage port 10, and the grating 3 is used for filtering garbage.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A modular low-flow riverway ecological impoundment dam comprising: the ecological floating island comprises a middle dam body (1), a front end dam body (2), a grid (3), aeration pipe holes (4), air vents (5), an ecological floating island (6), an adsorption packing box (7), bolt holes (8), a microporous aeration pipe (9), a water outlet (10) and a partition plate (11); the method is characterized in that: the middle dam body (1) and the front end dam body (2) are of box-shaped structures with upper openings, and supporting plates with trapezoidal plate structures are arranged on two sides of the middle dam body (1) and the front end dam body (2); the front end of the front end dam body (2) is provided with a water outlet (10) with a square hole structure, the front end of the water outlet (10) is covered with a grid (3), the cross section of the grid (3) is a U-shaped stretching structure, the height of the grid (3) is greater than that of the water outlet (10), two sides of the grid (3) are connected with two sides of the water outlet (10), so that a gap is formed between the grid (3) and the water outlet (10), and a partition plate (11) is arranged in the gap and clings to the front side of the front end dam body (2); aeration pipe holes (4) are formed in the lower portions of the middle dam body (1) and the front end dam body (2), a microporous aeration pipe (9) penetrates through the aeration pipe holes (4) of all the middle dam body (1) and the front end dam body (2) together, an adsorption packing box (7) is arranged in the middle dam body (1) and the front end dam body (2), and an ecological floating island (6) is placed above the adsorption packing box (7).
2. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: the grating (3) is provided with strip-shaped holes at equal intervals, and the gaps among the strip-shaped holes are ten millimeters.
3. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: and at least six groups of vent holes (5) are formed in the supporting plates at the two ends of the middle dam body (1) and the front end dam body (2).
4. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: the ecological floating island (6) is of a plate-shaped structure made of hollow materials, at least sixteen planting holes are distributed on the upper surface of the ecological floating island (6), and buoyancy can be kept by using the hollow structure of the ecological floating island after the ecological floating island is filled with aquatic plants.
5. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: the adsorption packing box (7) is a cuboid structure frame, fine hole sites are arranged on the adsorption packing box (7), and polymer carriers or natural carriers loaded with aerobic microorganisms are filled in the adsorption packing box (7).
6. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: the microporous aeration pipe (9) is made of TPU material, and aeration micropores with the diameter of zero five millimeters are uniformly distributed on the microporous aeration pipe.
7. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: at least four groups of bolt holes (8) are formed in supporting plates at two ends of the middle dam body (1) and the front end dam body (2), and a rubber gasket is arranged between the two middle dam bodies (1) or between the middle dam body (1) and the front end dam body (2) and then the middle dam body and the front end dam body are tightly fixed through bolt penetrating through the bolt holes (8).
8. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: the bottom of the adsorption packing box (7) is provided with a concave gap for the penetration of the microporous aeration pipe (9).
9. The modular low-flow ecological riverway impoundment dam of claim 1, wherein: the number of the middle dam bodies (1) can be freely set according to the actual width of the river channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022200197.7U CN213475717U (en) | 2020-09-29 | 2020-09-29 | Modularized low-flow river channel ecological water storage dam |
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| CN202022200197.7U CN213475717U (en) | 2020-09-29 | 2020-09-29 | Modularized low-flow river channel ecological water storage dam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702195A (en) * | 2022-02-28 | 2022-07-05 | 郑州大学 | Ecological overflow weir for purifying water quality |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702195A (en) * | 2022-02-28 | 2022-07-05 | 郑州大学 | Ecological overflow weir for purifying water quality |
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