CN212714783U - Water body purification ecological filter dam - Google Patents
Water body purification ecological filter dam Download PDFInfo
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- CN212714783U CN212714783U CN202020226237.2U CN202020226237U CN212714783U CN 212714783 U CN212714783 U CN 212714783U CN 202020226237 U CN202020226237 U CN 202020226237U CN 212714783 U CN212714783 U CN 212714783U
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Abstract
The utility model discloses a dam is strained to water purification ecology, include: the filtering device comprises an upstream dam body, a downstream dam body and a filtering area arranged between the upstream dam body and the downstream dam body; wherein, the filtration region comprises from left to right: a gravel filling layer, an active carbon filling layer and a porous filling ball filling layer; and the plant layer is arranged above the gravel filling layer, the activated carbon filling layer and the porous filler ball filling layer. The utility model has the advantages of novel and unique structure, easy construction, low cost and good use effect, can effectively change the structure for placing the ecological filter dam substrate filler, can be taken out at will to replace the filler, and is convenient to use; the filler balls are suspended in the water body, fully contact with river water, are beneficial to growth and updating of the biomembrane, can continuously degrade nitrogen pollutants in the water body, have high removal rate, filter the dam to filter and remove suspended matters in the water body, are convenient to replace the matrix filler, cannot generate a blocking phenomenon and form an overflow dam, have long service life, can effectively solve the ecological environment protection of the river, and have great economic and social benefits.
Description
Technical Field
The utility model relates to a river environmental protection equipment field. More specifically, the utility model relates to a dam is strained to water purification ecology.
Background
The filtering dam is a common engineering means for slowing down the flow velocity of the river, and has flexible position selection, simple engineering procedures, variable shapes and certain landscape effects, and is commonly used in urban landscape rivers with high flow velocity and ecological rivers with large fall. However, because the urban river is not controlled in place, the upstream of the traditional dam extrudes a large amount of garbage due to the slowing of the water flow speed, so that the water quality around the dam is reduced, foul smell is generated, and mosquitoes are bred.
The existing filter dam has the following problems: (1) the composition of the filter dam matrix is too single, and the research on the pollutant removal effect of the combination of different types of matrixes is less; (2) the filtering dam has poor purification effect on river water with low biodegradability; (3) the blockage is easy to occur. In view of the above, there is a need to develop an ecological filter dam for water purification to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects existing in the prior art, the utility model aims at providing a water body purification ecological filter dam which has novel and unique structure, easy construction, low cost and good use effect, can effectively change the structure for placing the ecological filter dam substrate filler, can be taken out at will to replace the filler and is convenient to use; the filler balls are suspended in the water body, fully contact with river water, are beneficial to growth and updating of the biomembrane, can continuously degrade nitrogen pollutants in the water body, have high removal rate, filter the dam to filter and remove suspended matters in the water body, are convenient to replace the matrix filler, cannot generate a blocking phenomenon and form an overflow dam, have long service life, can effectively solve the problem of ecological environment protection of the river, and have huge economic and social benefits.
In order to achieve these objects and other advantages in accordance with the present invention, there is provided an ecological filter dam for water purification, comprising: the filtering device comprises an upstream dam body, a downstream dam body and a filtering area arranged between the upstream dam body and the downstream dam body;
wherein, the filtration region comprises from left to right: a gravel filling layer, an active carbon filling layer and a porous filling ball filling layer; and the plant layer is arranged above the gravel filling layer, the activated carbon filling layer and the porous filler ball filling layer.
Preferably, the filtering area is provided with a packing frame, the gravel packing layer, the activated carbon packing layer and the porous packing ball packing layer are filled in the packing frame.
Preferably, the gravel in the gravel packing layer has a particle size of 40-50 mm and a thickness of 200-300 mm.
Preferably, the particle size of the activated carbon in the activated carbon filling layer is 20-60mm, and the thickness is 250-300 mm.
Preferably, the porous filler ball filling layer is filled with porous filler balls, the porous filler balls are made of polyethylene, are in a circular net shape with uniformly distributed through holes on the circumferential wall, have the diameter of 95-105mm, and are suspended in water;
wherein, be equipped with the iron carbon in the through-hole, the periphery cladding of iron carbon has the biomembrane.
Preferably, the plant layer is planted with one or any combination of reed, iris and calamus.
Preferably, the upstream dam body consists of at least one group of detachable first guest-grid nets;
the downstream dam body is composed of at least one group of detachable second guest grids.
Preferably, the inclined plane of the upstream dam body has an inclination angle alpha, and the angle alpha is 20-30 degrees;
the inclined plane of the downstream dam body has an inclination angle beta, and the angle beta is 40-50 degrees.
Preferably, a microbial fuel cell is also included, comprising: the biological cathode is vertically arranged in the activated carbon filling layer and extends out of the dam top, and the deposition anode is arranged in the upstream bottom mud;
wherein, the biological cathode is connected with the deposition anode through a lead, and a voltmeter is arranged between the biological cathode and the deposition anode.
The utility model discloses at least, include following beneficial effect: the utility model provides a water body purification ecological filter dam, which has novel and unique structure, easy construction, low cost and good use effect, can effectively change the structure for placing the ecological filter dam substrate filler, can be taken out at will to replace the filler, and is convenient to use; the filler balls are suspended in the water body, fully contact with river water, are beneficial to growth and updating of the biomembrane, can continuously degrade nitrogen pollutants in the water body, have high removal rate, filter the dam to filter and remove suspended matters in the water body, are convenient to replace the matrix filler, cannot generate a blocking phenomenon and form an overflow dam, have long service life, can effectively solve the problem of ecological environment protection of the river, and have huge economic and social benefits.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a stuffing frame according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a porous filler ball according to an embodiment of the present invention.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments, unless expressly described otherwise.
As an embodiment of the utility model, refer to fig. 1 ~ 3, the utility model provides a water purifies ecology and strains dam, it includes: the dam comprises an upstream dam body 1, a downstream dam body 2 and a filtering area 3 arranged between the upstream dam body 1 and the downstream dam body 2;
wherein, the filtering area 3 sequentially comprises from left to right: a gravel packing layer 32, an activated carbon packing layer 33, a porous packing ball packing layer 34; and a vegetation layer 31 provided above the gravel packing layer 32, the activated carbon packing layer 33, and the porous packing ball packing layer 34.
Further, the filtering area 3 is provided with a packing frame 35, the gravel packing layer 32, the activated carbon packing layer 33 and the porous packing ball packing layer 34 are all filled inside the packing frame 35.
Furthermore, the particle diameter of the gravel in the gravel packing layer 32 is 40-50 mm, and the thickness is 200-300 mm.
Furthermore, the particle size of the activated carbon in the activated carbon filling layer 33 is 20-60mm, and the thickness is 250-300 mm.
Further, the porous filler ball filling layer 34 is filled with porous filler balls 341, the porous filler balls 341 are made of polyethylene, are in a circular net shape with through holes uniformly distributed on the circumferential wall, have a diameter of 95-105mm, and are suspended in water;
wherein, be equipped with the iron carbon in the through-hole, the periphery cladding of iron carbon has the biomembrane.
Understandably, scrap iron and activated carbon are added into the ecological filter dam, macromolecules and organic matters which are difficult to degrade in water are converted into micromolecular and easily degradable substances through electrochemical reaction, and the substrate material is used as a carrier for microorganisms to adhere and grow to form a membranous community, so that the biodegradability of river water is improved, and the purification effect of pollutants in the ecological filter dam is improved.
Further, the plant layer 31 is planted with one or any combination of reed, iris and calamus.
Further, the upstream dam body 1 is composed of at least one group of detachable first guest grids 11;
the downstream dam body 2 consists of at least one group of detachable second guest grids 21;
the first guest-grid 11 and the second guest-grid 21 are filled with a mixture of gravel, zeolite, iron slag and the like.
Further, the inclined plane of the upstream dam body 1 has an inclination angle alpha, and the angle alpha is 20-30 degrees;
the inclined plane of the downstream dam body 2 has an inclination angle beta, and the angle beta is 40-50 degrees.
In one embodiment, the angle α has a magnitude of 20 °, the angle β has a magnitude of 40 °; in another embodiment, the angle α has a magnitude of 30 °, the angle β has a magnitude of 50 °; in a preferred embodiment, the angle α has a magnitude of 25 ° and the angle β has a magnitude of 45 °.
Understandably, the ecological filter dam with a proper gradient is arranged for purification to achieve the best and most economic filter effect and achieve the water quality purification effect.
In a preferred embodiment, the bottom of the upstream dam 1 and the bottom of the downstream dam 2 are provided with a fixing device 5, and the fixing device 5 includes: a first foundation pile 51 arranged beside the upstream dam body 1 and a second foundation pile 52 arranged beside the downstream dam body 2 are arranged; and a footing 53 provided between the first foundation pile 51 and the second foundation pile 52;
wherein, the upstream dam 1, the downstream dam 2 are built above the bedding bottom 53.
The two sides of the first filtering dam foundation pile and the second filtering dam foundation pile are provided with a bottom paved by reinforced concrete which is connected together between the first filtering dam foundation pile and the second filtering dam foundation pile, and the upstream filtering dam body and the downstream filtering dam body are built on the bottom paved.
Further, a microbial fuel cell 4 is also included, which includes: a biological cathode 41 vertically arranged in the activated carbon filling layer 33 and extending out of the dam top, and a deposition anode 42 arranged in the bottom mud at the upstream;
wherein, the biological cathode 41 is connected with the deposition anode 42 through a lead, and a voltmeter 43 is arranged between the two.
In a preferred embodiment, the biocathode 41 is a carbon rod, and the deposition anode 42 is a carbon felt with a length of 10m and a width equal to the river bed, and is laid in the bottom mud upstream of the dam body.
It can be understood that the upstream dam body 1 prevents the deposition of the deposited pollutants on the upstream of the dam body to form bottom mud, the bottom mud is degraded by anode microorganisms to release electrons for the electrochemical denitrification of the biological cathode of the filtering dam, a biomembrane is attached to the conductive filler in the water flow process, thereby realizing the denitrification of the nitrification and the electrochemical denitrification functions at the same time, the plant layer 31 on the top of the dam improves the condition of dissolved oxygen in the water body through a root system, the deposition anode 42 is connected with the biological cathode 41 of the filtering dam through an external lead wire through a voltmeter 43, the deposition anode 42 degrades the pollutants to release electrons, the electrons are transmitted to the cathode through an external circuit, the N pollutants in the oxidation state are reduced and removed, and the real-time change of the water.
In summary, the utility model provides a water body purification ecological filter dam, which has novel and unique structure, easy construction, low cost and good use effect, can effectively change the structure for placing the substrate filler of the ecological filter dam, can be taken out at will to replace the filler, and is convenient to use; the filler balls are suspended in the water body, fully contact with river water, are beneficial to growth and updating of the biomembrane, can continuously degrade nitrogen pollutants in the water body, have high removal rate, filter the dam to filter and remove suspended matters in the water body, are convenient to replace the matrix filler, cannot generate a blocking phenomenon and form an overflow dam, have long service life, can effectively solve the problem of ecological environment protection of the river, and have huge economic and social benefits.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (9)
1. The utility model provides a water purifies ecological dam that strains which characterized in that includes: the dam comprises an upstream dam body (1), a downstream dam body (2) and a filtering area (3) arranged between the upstream dam body (1) and the downstream dam body (2);
wherein the filtering area (3) comprises, in order from left to right: a gravel packing layer (32), an activated carbon packing layer (33), and a porous packing ball packing layer (34); and a plant layer (31) arranged above the gravel packing layer (32), the activated carbon packing layer (33) and the porous packing ball packing layer (34).
2. The ecological filter dam for water purification of claim 1, wherein the filter area (3) is provided with a filler frame (35), the gravel packing layer (32), the activated carbon packing layer (33) and the porous filler ball packing layer (34) are filled in the filler frame (35).
3. The ecological filter dam for water purification of claim 1, wherein the gravel in the gravel packing layer (32) has a particle size of 40 to 50mm and a thickness of 200 to 300 mm.
4. The ecological filter dam for water purification of claim 1, wherein the particle size of the activated carbon in the activated carbon filling layer (33) is 20-60mm, and the thickness is 250-300 mm.
5. The ecological filter dam for water purification of claim 1, wherein the porous filler ball filling layer (34) is filled with porous filler balls (341), the porous filler balls (341) are made of polyethylene and have a circular net shape with through holes uniformly distributed on the peripheral wall, the diameter of the porous filler balls is 95-105mm, and the porous filler balls are suspended in water;
wherein, be equipped with the iron carbon in the through-hole, the periphery cladding of iron carbon has the biomembrane.
6. The ecological filter dam for water purification of claim 1, wherein the plant layer (31) is planted with one or any combination of reed, iris and calamus.
7. The ecological filter dam for water purification according to claim 1, characterized in that the upstream dam (1) is composed of at least one set of detachable first guest-grid nets (11);
the downstream dam body (2) is composed of at least one group of detachable second guest grids (21).
8. The ecological water purification filter dam of claim 7, wherein the inclined plane of the upstream dam body (1) has an inclination angle α, and the angle α is 20 ° to 30 °;
the inclined plane of the downstream dam body (2) has an inclination angle beta, and the angle beta is 40-50 degrees.
9. The ecological filter dam for water purification of claim 1, further comprising a microbial fuel cell (4) comprising: a biocathode (41) vertically disposed in the activated carbon packed layer (33) and extending out of the top of the dam, and a deposition anode (42) disposed in the bottom mud upstream;
wherein, the biological cathode (41) is connected with the deposition anode (42) through a lead, and a voltmeter (43) is arranged between the biological cathode and the deposition anode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020226237.2U CN212714783U (en) | 2020-02-28 | 2020-02-28 | Water body purification ecological filter dam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020226237.2U CN212714783U (en) | 2020-02-28 | 2020-02-28 | Water body purification ecological filter dam |
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| Publication Number | Publication Date |
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| CN212714783U true CN212714783U (en) | 2021-03-16 |
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| CN202020226237.2U Active CN212714783U (en) | 2020-02-28 | 2020-02-28 | Water body purification ecological filter dam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206540A (en) * | 2020-02-28 | 2020-05-29 | 苏州金螳螂园林绿化景观有限公司 | Water body purification ecological filter dam |
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- 2020-02-28 CN CN202020226237.2U patent/CN212714783U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206540A (en) * | 2020-02-28 | 2020-05-29 | 苏州金螳螂园林绿化景观有限公司 | Water body purification ecological filter dam |
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