CN217972768U - Ecological greening buffer belt for urban air purification - Google Patents

Abstract

The utility model discloses an ecological greening buffer zone for urban air purification relates to ecological buffer zone technical field. The utility model discloses an ecology is strained ditch, buffering area, emergent aquatic vegetation, submerged vegetation, the ecology is strained the ditch and is seted up the one end of being close to the river bottom at the bank of a river, and buffering area, emergent aquatic vegetation, submerged vegetation distribute to the river bottom middle part from river bottom border in proper order, are provided with the separation support on the river bottom, and the ecology is strained ditch and river bottom and drainage system intercommunication. The utility model discloses a it is spacing to support emergent water vegetation to set up the partition support, the emergent water vegetation of every unit can be in the mesh internal growth that limits who corresponds, prevent that emergent water vegetation from being invaded by natural environment and toppling over crooked, when the water level was too high in ditch and the river bottom is strained to the ecology, the rivers of emiting are automatic from the one-way discharge of drainage system, it causes the buffering area to soak and rot to avoid rivers to overflow, and then prevent to influence that the city is pleasing to the eye, and guarantee whole ecological buffering area to soil erosion and environmental purification's efficiency.

Description

Ecological greening buffer belt for urban air purification

Technical Field

The utility model belongs to the technical field of ecological buffering area, particularly, in particular to an ecological greening buffering area for urban air purification.

Background

The ecological buffer zone is a water and soil conservation treatment measure, and refers to a three-dimensional plant zone combining arbor, shrub and grass is not built in a certain area where a river channel and land are intersected, so that a certain buffer effect is achieved between a farmland and the river channel.

Chinese patent with application number CN202020468289.0, has proposed a gentle slope type river bank ecological buffering area, strains ditch and ecological omentum through the ecology, filters and holds back big particulate matter rubbish in the surface runoff, provides adnexed place for the microorganism when being convenient for artifical clearance in later stage, realizes the deep purification and the interception of pollutant to the surface runoff. However, the ecological buffer zone cannot ensure the efficacy, and emergent aquatic vegetation is easy to be disturbed by external environmental factors such as wind, rain and the like and topples and skews due to a certain height and half-exposed in water, so that the attractiveness is influenced, and the normal function of the whole ecological buffer zone can be influenced; in addition, when rainwater weather river surface water level rises step by step, the water of river bottom can spill to the ecology and strain the ditch or even submerge ground, and bank slope greenbelt is rotten because of soaking for a long time easily, and can make the ecology strain the interior particulate matter rubbish that filters out in the ditch and drift out along with the rivers in the surface runoff that filters out, causes adverse effects to the environment.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides an ecological greening buffer zone for urban air purification to overcome the above-mentioned technical problem that current correlation technique exists.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model relates to an ecological greening buffer zone for urban air purification, including ecological ditch, buffer zone, emergent vegetation, submerged vegetation, the ecological ditch of straining is seted up at the one end that the river bank is close to the river bottom for intercept the earth's surface rubbish that gushes to the river bottom from the river bank and gushes to the river bank from the river bottom and purify the surface water, the buffer zone, emergent vegetation, submerged vegetation distribute from the river bottom border to the middle part of the river bottom in proper order;

the river bottom is provided with a separation bracket which is used for controlling the arrangement state of the emergent aquatic vegetation and preventing the emergent aquatic vegetation from toppling and skewing;

the ecological filtering ditch and the river bottom are communicated with a drainage system, and drainage is carried out through the drainage system when the water level in the ecological filtering ditch and the river bottom is too high.

Furthermore, the separation support comprises a short partition, a high partition and a horizontal frame, the short partition is arranged in a high area of the river bottom, the high partition is arranged in a low area of the river bottom, the horizontal frame is fixedly connected between the short partition and the upper end of the high partition, the surface of the horizontal frame is kept horizontal, meshes are arranged on the surface of the horizontal frame in order, and rhizomes of the emergent aquatic vegetation are distributed in areas where the meshes are located respectively.

Furthermore, the bottom ends of the short partition and the high partition are respectively welded with a positioning pile, the bottom end of the positioning pile is in a taper shape, and the positioning pile is completely embedded into soil sand and stones at the bottom of the river.

Furthermore, a first drainage port is formed in one side of the ecological filtering ditch, which is close to the ground, a second drainage port is formed in the position, which is located between the buffer zone and the emergent aquatic vegetation, of the same side of the river bottom, fine-hole filter plates are arranged at the positions of the first drainage port and the second drainage port, and the first drainage port and the second drainage port are communicated with the drainage system.

Further, the drainage system comprises a first drainage pipe, a second drainage pipe, a main drainage pipe and a one-way valve, wherein the input end of the first drainage pipe and the input end of the second drainage pipe are respectively connected with the first drainage port and the second drainage port, the output ends of the first drainage pipe and the second drainage pipe are respectively collected at the input end of the main drainage pipe, the output end of the main drainage pipe extends to a municipal sewage collection area, and the first drainage pipe and the second drainage pipe are respectively provided with the one-way valve.

Furthermore, an isolation net and an ecological film are sequentially arranged on the surface of the inner wall of the ecological filter ditch from outside to inside, cobble layers and carbon particle layers are sequentially and alternately filled in a cavity between the isolation net and the ecological film from top to bottom, and sand particles are filled in gaps between the cobble layers and the carbon particle layers.

Furthermore, the upper end of the ecological filter ditch is provided with a ground protective cover at the position flush with the ground, and a water filtering grid is arranged on the surface of the ground protective cover.

Furthermore, a protective fence is arranged at the junction of the river bank and the river bottom.

The utility model discloses following beneficial effect has: by means of the technical scheme of the utility model, through set up ecological ditch filter at the one end that the river bank is close to the river bottom, intercept and gush to the river bottom from the river bottom and gush to the earth's surface rubbish of river bank and purify the surface water from the river bottom, plant in proper order and lay buffer zone, emergent aquatic vegetation, submerged vegetation at the river bottom border from the river bottom middle part, form a complete ecological buffer zone, emergent aquatic vegetation rhizome distributes respectively in the mesh place area of separation support, prevent that emergent aquatic vegetation from being invaded by natural environment and topple over askew, guarantee whole ecological buffer zone to soil erosion and environment purification's function and improve aesthetic property; when the water level reached first outlet, second outlet respectively in ditch and the river bottom was strained to the ecology, the rivers that exceed can be automatically respectively from first drain pipe, second drain pipe flow direction total drain pipe, arrange to municipal sewage collection region at last, avoid the ecology to strain the water in ditch and the river bottom and spill. The utility model discloses a it is spacing to support emergent aquatic vegetation to set up the partition support to isolated aquatic floated rubbish, the emergent aquatic vegetation of every unit can be at the mesh internal limit that corresponds, prevents that emergent aquatic vegetation from being invaded by natural environment and topples over crooked, guarantees the function of whole ecological buffer zone and improves the aesthetic property. When the water level was too high in ditch and the river bottom was strained to the ecology, the rivers that exceed can be automatically from drainage system one-way discharge, avoid rivers to spill, and the buffer zone soaks for a long time and probably rotten damage, cause great economic loss and influence whole ecological buffer zone to soil erosion and environmental purification's efficiency, and water spills to the river bank surface can influence the normal use on ground to destroy urban environment aesthetic property.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

Fig. 1 is an overall sectional side view of the present invention;

FIG. 2 is a schematic view of the structure of the partition frame of the present invention;

fig. 3 is a sectional side view of the ecological filtering ditch of the utility model.

In the drawings, the reference numbers indicate the following list of parts:

1. ecological filtering ditches; 2. a buffer zone; 3. emergent aquatic vegetation; 4. submerged vegetation; 5. a river bank; 6. the bottom of the river; 7. a partition bracket; 8. a drainage system; 9. a short partition; 10. a high barrier; 11. a horizontal frame; 12. mesh; 13. positioning the pile; 14. a first drain pipe; 15. a second drain pipe; 16. a main drain pipe; 17. a one-way valve; 18. an isolation net; 19. an ecological membrane; 20. a cobble layer; 21. a carbon particle layer; 22. a ground protection cover; 23. a guard rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "top", "middle", "inner", and the like indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Please refer to fig. 1-3, the present invention relates to an ecological greening buffer zone for urban air purification, comprising an ecological filter ditch 1, a buffer zone 2, emergent vegetation 3 and submerged vegetation 4, wherein the ecological filter ditch 1 is arranged at one end of a river bank 5 close to a river bottom 6, and is used for intercepting the garbage on the ground surface from the river bank 5 to the river bottom 6 and from the river bottom 6 to the river bank 5 and purifying the surface water, and the buffer zone 2, the emergent vegetation 3 and the submerged vegetation 4 are distributed in sequence from the edge of the river bottom 6 to the middle of the river bottom 6;

the river bottom 6 is provided with a separation bracket 7, and the separation bracket 7 is used for controlling the arrangement state of the emergent aquatic vegetation 3, preventing the emergent aquatic vegetation 3 from toppling and skewing, and avoiding influencing the effects of the whole ecological buffer zone on water loss and soil erosion and environmental purification;

ditch 1 and river bottom 6 and drainage system 8 intercommunication are strained to the ecology, it carries out the drainage through drainage system 8 when the water level is too high in ditch 1 and the river bottom 6 to strain the ecology, it is too high and spill to avoid the ecology to strain ditch 1 and the river bottom 6 in the water level, cause buffer zone 2 to be submerged, buffer zone 2 soaks for a long time and probably decays the damage, cause great economic loss and influence whole ecological buffer zone to the efficiency of soil erosion and environmental purification, water overflows 5 surfaces of river bank and can influence the normal use on ground, and destroy urban environment aesthetic property.

In one embodiment, for the above separation support 7, the separation support 7 includes a short partition 9, a high partition 10, and a horizontal frame 11, the short partition 9 is disposed in a high region of the river bottom 6, the high partition 10 is disposed in a low region of the river bottom 6, the horizontal frame 11 is fixedly connected between the upper ends of the short partition 9 and the high partition 10, the surface of the horizontal frame 11 is kept horizontal, and the surface thereof is orderly provided with meshes 12, and the roots of the emergent aquatic vegetation 3 are respectively distributed in the regions of the meshes 12, so that the low partition 9 and the high partition 10 can isolate the floating rubbish in the water, prevent the rubbish and other impurities from being wound between the emergent aquatic vegetation 3 and from flowing to the shore, and limit the roots of the emergent aquatic vegetation 3 through the meshes 12, so that the emergent aquatic vegetation 3 of each unit can grow within the limited range, prevent the emergent aquatic vegetation 3 from being toppled and tilted due to the natural environment, ensure the function of the entire ecological buffer zone and improve the aesthetic property.

In one embodiment, for the short barriers 9, the positioning piles 13 are welded at the bottom ends of the short barriers 9 and the high barriers 10 respectively, the bottom ends of the positioning piles 13 are tapered, and the positioning piles 13 are completely embedded in soil sands and stones at the bottom of the river bottom 6, so that the installation stability of the separation support 7 is improved, and the supporting effect of the separation support on the emergent aquatic vegetation 3 is ensured.

In one embodiment, for above-mentioned ecological ditch 1 of straining, ecological ditch 1 one side is close to ground department and has seted up first drain, and the river bottom 6 has seted up the second outlet with locating between buffer zone 2 and the emergent aquatic vegetation 3 with one side, and first drain and second drain department all are provided with the pore filter plate, and first drain and second outlet all communicate with drainage system 8 to through the isolated debris of pore filter plate, avoid debris to get into drainage system 8, cause the pipe blockage.

In an embodiment, for the drainage system 8, the drainage system 8 includes a first drainage pipe 14, a second drainage pipe 15, a main drainage pipe 16, and a check valve 17, where input ends of the first drainage pipe 14 and the second drainage pipe 15 are respectively connected to the first drainage port and the second drainage port, output ends of the first drainage pipe 14 and the second drainage pipe 15 are collected at the input end of the main drainage pipe 16, an output end of the main drainage pipe 16 extends to the municipal sewage collection area, and the check valve 17 is respectively disposed on the first drainage pipe 14 and the second drainage pipe 15, so that when water levels in the ecological filter trench 1 and the river bottom 6 reach the first drainage port and the second drainage port, the high water flow can automatically flow from the first drainage pipe 14 and the second drainage pipe 15 to the main drainage pipe 16, and finally to the municipal sewage collection area, thereby preventing water in the ecological filter trench 1 and the river bottom 6 from overflowing.

In one embodiment, for the ecological filter ditch 1, the separation net 18 and the ecological film 19 are sequentially arranged on the inner wall surface of the ecological filter ditch 1 from outside to inside, the cobble layers 20 and the carbon particle layers 21 are sequentially and alternately filled in the cavity between the separation net 18 and the ecological film 19 from top to bottom, and sand particles are filled in the gaps between the cobble layers 20 and the carbon particle layers 21, so that the ecological filter ditch can effectively intercept the garbage on the ground surface which flows from the river bank 5 to the river bottom 6 and from the river bottom 6 to the river bank 5 and purify the surface water, and ensure that the separation net 18 and the ecological film 19 are evenly distributed and are not damaged, thereby improving the environmental purification effect of the ecological buffer zone.

In one embodiment, for the above-mentioned ecological ditch 1 of straining, ecological ditch 1 upper end and ground parallel and level department are provided with ground protective cover 22, and drainage net has been seted up on the surface of ground protective cover 22 to ground protective cover 22 can be protected ecological ditch 1 and be convenient for the staff to overhaul, still is convenient for the inflow of 5 ground ponds on the river bank.

In one embodiment, for the river bank 5, a guard rail 23 is provided at the junction of the river bank 5 and the river bottom 6, so as to reduce the occurrence of accidents and protect the ecological buffer zone.

In conclusion, with the aid of the technical scheme of the utility model, through offer ecological ditch 1 at the one end that the river bank 5 is close to river bottom 6, intercept the earth surface rubbish that gushes to the river bottom 6 from the river bottom 5 and gushes to the river bank 5 from the river bottom 6 and purify the surface water, plant in proper order and lay buffer zone 2, emergent aquatic vegetation 3, submerged vegetation 4 at the river bottom 6 border from the river bottom 6 middle part, form a complete ecological buffer zone, emergent aquatic vegetation 3 rhizome distributes respectively in the mesh 12 place area of separating support 7, prevent emergent aquatic vegetation 3 from toppling and skewly by natural environment intrusion, guarantee whole ecological buffer zone to soil erosion and environment purification's function and improve aesthetic property; when the water level in the ecological filter ditch 1 and the river bottom 6 respectively reaches the first water outlet and the second water outlet, the higher water flow can automatically flow to the main water outlet 16 from the first water outlet 14 and the second water outlet 15 respectively, and finally is discharged to the urban sewage collection area, so that the water in the ecological filter ditch 1 and the river bottom 6 is prevented from overflowing.

Has the advantages that: 1. the utility model discloses a set up the separation support and support spacing to emergent aquatic vegetation to isolated the aquatic showy rubbish, the emergent aquatic vegetation of every unit can be grown in the mesh limited range that corresponds, prevents that emergent aquatic vegetation from being invaded by natural environment and topples over crooked, guarantees the function of whole ecological buffer zone and improves the aesthetic property;

2. when the water level was too high in ditch and the river bottom was strained to the ecology, rivers that exceed can be automatically from the one-way discharge of drainage system, avoid rivers to spill, and the buffering area soaks for a long time and probably rots the damage, causes great economic loss and influences the efficiency of whole ecological buffering area to soil erosion and environmental purification, and water spills to the river bank surface and can influence the normal use on ground to destroy urban environment aesthetic property.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to help illustrate the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. The utility model provides an ecological afforestation buffer zone for urban air purification, strains ditch (1), buffer zone (2), emergent aquatic vegetation (3), submerged vegetation (4) including the ecology, its characterized in that: the ecological filtering ditch (1) is arranged at one end, close to the river bottom (6), of a river bank (5) and used for intercepting surface garbage which flows to the river bottom (6) from the river bank (5) and surface garbage which flows to the river bank (5) from the river bottom (6) and purifying surface water, and the buffer zone (2), the emergent vegetation (3) and the submerged vegetation (4) are distributed to the middle of the river bottom (6) from the edge of the river bottom (6) in sequence;

a separation bracket (7) is arranged on the river bottom (6), and the separation bracket (7) is used for controlling the arrangement state of the emergent aquatic vegetation (3) and preventing the emergent aquatic vegetation (3) from inclining and skewing;

the ecological filter ditch (1) and the river bottom (6) are communicated with a drainage system (8), and the ecological filter ditch (1) and the river bottom (6) are drained through the drainage system (8) when the water level is too high.

2. The ecological greening buffer zone for urban air purification according to claim 1, wherein the separation support (7) comprises a low partition (9), a high partition (10) and a horizontal frame (11), the low partition (9) is arranged in a high area of the river bottom (6), the high partition (10) is arranged in a low area of the river bottom (6), the horizontal frame (11) is fixedly connected between the low partition (9) and the upper end of the high partition (10), the surface of the horizontal frame (11) is kept horizontal, meshes (12) are regularly arranged on the surface of the horizontal frame, and the roots of the emergent aquatic vegetation (3) are respectively distributed in areas where the meshes (12) are located.

3. The ecological greening buffer zone for urban air purification according to claim 2, wherein the bottom ends of the short barriers (9) and the high barriers (10) are respectively welded with a positioning pile (13), the bottom end of each positioning pile (13) is in a pointed cone shape, and the positioning piles (13) are completely buried in soil and gravel at the bottom of the river bottom (6).

4. The ecological greening buffer zone for urban air purification according to claim 1, wherein a first drainage port is formed in one side of the ecological filtering ditch (1) close to the ground, a second drainage port is formed in the river bottom (6) and is located between the buffer zone (2) and the emergent aquatic vegetation (3) on the same side, fine-hole filter plates are arranged at the first drainage port and the second drainage port, and the first drainage port and the second drainage port are communicated with the drainage system (8).

5. An ecological greening buffer zone for urban air purification according to claim 4, characterized in that the drainage system (8) comprises a first drainage pipe (14), a second drainage pipe (15), a main drainage pipe (16), a one-way valve (17), the input ends of the first drainage pipe (14) and the second drainage pipe (15) are respectively connected with the first drainage port and the second drainage port, the output ends of the first drainage pipe (14) and the second drainage pipe (15) are all collected at the input end of the main drainage pipe (16), the output end of the main drainage pipe (16) extends to an urban sewage collection area, and the one-way valve (17) is respectively arranged on the first drainage pipe (14) and the second drainage pipe (15).

6. The ecological greening buffer zone for urban air purification according to claim 1, wherein an isolation net (18) and an ecological film (19) are sequentially arranged on the inner wall surface of the ecological filtering ditch (1) from outside to inside, cobble layers (20) and carbon particle layers (21) are sequentially and alternately filled in a cavity between the isolation net (18) and the ecological film (19) from top to bottom, and sand particles are filled in gaps between the cobble layers (20) and the carbon particle layers (21).

7. The ecological greening buffer strip for urban air purification according to claim 1, wherein a ground protection cover (22) is arranged at the upper end of the ecological filtering ditch (1) and level to the ground, and a water filtering grid is arranged on the surface of the ground protection cover (22).

8. An ecological greening buffer zone as claimed in claim 1, characterized in that a protective fence (23) is arranged at the junction of the river bank (5) and the river bottom (6).

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