CN205241362U - Pollute river water body ecological remediation device a little - Google Patents
Pollute river water body ecological remediation device a little Download PDFInfo
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- CN205241362U CN205241362U CN201521079631.3U CN201521079631U CN205241362U CN 205241362 U CN205241362 U CN 205241362U CN 201521079631 U CN201521079631 U CN 201521079631U CN 205241362 U CN205241362 U CN 205241362U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 238000005067 remediation Methods 0.000 title abstract description 4
- 239000011159 matrix material Substances 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 239000004576 sand Substances 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 11
- 229910021536 Zeolite Inorganic materials 0.000 claims description 9
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 9
- 239000010457 zeolite Substances 0.000 claims description 9
- 241001465754 Metazoa Species 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000010902 straw Substances 0.000 claims description 3
- 241000269799 Perca fluviatilis Species 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000000945 filler Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 239000012466 permeate Substances 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 46
- 244000005700 microbiome Species 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 238000007667 floating Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 230000000813 microbial effect Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000003403 water pollutant Substances 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000011664 nicotinic acid Substances 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000031068 symbiosis, encompassing mutualism through parasitism Effects 0.000 description 2
- 244000205574 Acorus calamus Species 0.000 description 1
- 240000001082 Bambusa multiplex Species 0.000 description 1
- 235000007061 Bambusa multiplex Nutrition 0.000 description 1
- 235000011996 Calamus deerratus Nutrition 0.000 description 1
- 235000005273 Canna coccinea Nutrition 0.000 description 1
- 240000008555 Canna flaccida Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 240000000161 Lagerstroemia indica Species 0.000 description 1
- 235000000283 Lagerstroemia parviflora Nutrition 0.000 description 1
- 241000209082 Lolium Species 0.000 description 1
- 241000721690 Lythrum salicaria Species 0.000 description 1
- 240000002948 Ophiopogon intermedius Species 0.000 description 1
- 240000001398 Typha domingensis Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a pollute river water body ecological remediation device a little, river water body ecological remediation's problem is polluted a little in effective solution, the method is, the heart channel of hang -Shaoyin bolt is equipped with the fixed plate in the frame, it plants the groove to be provided with permeating water of equipartition on the frame, it has emerged plant to permeate water to plant in the groove, frame top lays synthetic's matrix layer, it has alternate with emerged plant division the short living hardy plant of wetland to plant on the matrix layer, there is vertical connection rope in frame lower part system, the equipartition of establishing ties on the vertical connection rope has biofilm filler, vertical connection rope is fixed on the first gravel of arranging the water bottom in, the frame is transversely fixed with the stake on the river slope through the haulage rope and is in the same place, make the frame float on the surface of water, a plurality of unit prosthetic devices evenly concatenate together, constitute prosthetic devices row group, the utility model discloses can make that little pollution water obtains all -roundly regional purifying, the view is effectual, steadiness and impact resistance, but transportation simultaneously is convenient, easily concatenation installation, the simple and convenient independent assortment of operation.
Description
Technical field
The utility model relates to river ecological environment remediation, particularly a kind of micro-polluted river water restoration of the ecosystem device.
Background technology
At present, due to the fast development in industrialization city, water resource is overused, and a large amount of industry and sanitary wastewaters enter river, makes most of river water overproof water qualities, Ecology functional deterioration. Especially urban river, water environment pollution is serious, river course hardening, even foul smelling phenomenon, affects landscape environment. And artificial floating bed technology is taking water plant as main body, use cultivation technique without soil principle, taking macromolecular material etc. as carrier, appliable plant absorbs polluter in water body, to cut down the pollutional load in water body, beautifies the environment simultaneously. Described micro-polluted river refers to that the COD concentration of river water is 35～50mg/L, and ammonia nitrogen concentration is 3～7mg/L.
After before 20 years, German BESTMAN company develops first artificial floating bed, the countries and regions taking Japan as representative are successfully applied to artificial floating bed pollution control and the restoration of the ecosystem of surface water body. In recent years, the artificial floating bed technological development of China and application are just in time in fast-developing period. Particularly in the Water Ecological Recovery in urban river lake, be widely used, but artificial floating bed technology has obvious superiority compared with other water body recovery techniques, but also there are a lot of deficiencies: too much utilize floating bed plant absorption and absorb water body pollution of surface material, not middle to water body and bottom pollutant exerts an influence; What floating bed plant great majority adopted is cultivation technique without soil, seldom uses matrix and the effect of matrix biomembrane; Artificial floating bed majority is difficult to resist wind, rain and more anxious current, and result of use is also unsatisfactory, therefore, how to repair micro-polluted river ecological environment, is the technical problem that must conscientiously solve.
Summary of the invention
For above-mentioned situation, overcome the defect of prior art, the object of the utility model is just to provide a kind of micro-polluted river water restoration of the ecosystem device, can effectively solve the problem of micro-polluted river water restoration of the ecosystem.
The technical scheme that the utility model solves is, comprise framework, water plant, pin down rope and timber, frame center is equipped with fixed head through bolt, framework Si Bian center is useful on the mounting flange of reinforcement, on framework, be provided with uniform permeable planting groove, in permeable planting groove, plant and be implanted with emergent aquactic plant, the root system of emergent aquactic plant sees through permeable planting groove and stretches into water surface bottom, framework upper is equipped with artificial synthetic hypothallus, on hypothallus, be equipped with layer of fine sand, on fine sand, plant and be implanted with the short raw hardy plant of the wetland opened alternate with emergent aquactic plant, framework lower part series has vertical connection cord, on vertical connection cord, series connection is evenly equipped with biofilm packing, vertical connection cord stretches into bottom in water body, be connected on the first gravel that is placed in water bottom fixing, the first gravel (large gravel) is filled with the second gravel (little gravel) that granularity is less than the first gravel around, the timber of framework on pull rope and slope, river is laterally fixed together, make on framework bubbles through the water column, multiple unit prosthetic device is evenly serially connected, form prosthetic device row group, on the slope, river on both sides, riverbank, alternately dislocation is cared for and is floated on prosthetic device row group uniform on the river water surface through pull rope, by artificial substratum layer, plant, fish, the physics of microorganism, chemistry, biological triple synergies, eliminate hardening river water body pollutant, improve water ecological setting, realize river water restoration of the ecosystem.
The utility model can make that micropollutant water obtains that comprehensive area decontamination, landscape effect are good, steadiness and anti-impact force strong, simultaneously convenient transportation, be easy to splicing install, move easy, can independent assortment, be conducive to the restoration of the ecosystem of view layout, have significant economic and social benefit.
Brief description of the drawings
Fig. 1 is sectional front view of the present utility model.
Fig. 2 is framework top view of the present utility model.
Fig. 3 is the state diagram (arrow instruction water (flow) direction in figure) of installing and using of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.
Shown in Fig. 1-3, the utility model comprises framework, water plant, pin down rope and timber, in framework 5, the heart channel of Hang-Shaoyin bolt 16 is equipped with fixed head 15, framework Si Bian center is useful on the mounting flange 17 of reinforcement, on framework, be provided with uniform permeable planting groove 18, in permeable planting groove, plant and be implanted with emergent aquactic plant 1, the root system 6 of emergent aquactic plant sees through permeable planting groove 18 and stretches into the water surface 19 bottoms, framework upper is equipped with artificial synthetic hypothallus 4, on hypothallus 4, be equipped with layer of fine sand 3, on fine sand, plant and be implanted with the short raw hardy plant 2 of the wetland opened alternate with emergent aquactic plant 1, framework lower part series has vertical connection cord 8, on vertical connection cord 8, series connection is evenly equipped with biofilm packing 7, vertical connection cord 8 stretches into bottom in water body, be connected on the first gravel 10 that is placed in water bottom fixing, the first gravel (large gravel) is filled with the second gravel (little gravel) 9 that granularity is less than the first gravel around, the timber 12 of framework 5 on pull rope 11 and slope, river 13 is laterally fixed together, framework is bubbled through the water column on 19, multiple unit prosthetic device is evenly serially connected, form prosthetic device row and organize 20, on the slope, river 13 on both sides, riverbank, alternately dislocation is cared for and is floated on prosthetic device row uniform on the river water surface and organize 20 through pull rope 11, by artificial substratum layer, plant, fish, the physics of microorganism, chemistry, biological triple synergies, eliminate hardening river water body pollutant, improve water ecological setting, realize river water restoration of the ecosystem.
In order to ensure result of use and easy to use, described framework 5 is to make identical four unit framework A, B, C, D by polystyrene or ethylene-vinyl acetate copolymer to be connected through framework square that tooth 14 overlaps and forms together, long 5m, wide 2.5m, high 20cm, and by mounting flange 17He center fixed head 15, the bolt 16 at periphery middle part, four unit frameworks are fixed into integrative-structure.
The spherical porous structure that described hypothallus 4 is made for the complex of artificial synthetic zeolite or gravel or zeolite or gravel and carbon source, is filled with the powder of making as corncob, straw or the trees of carbon source, matrix bed thickness 2～5cm in hole;
The laying depth of described fine sand is 1～2cm.
Described biofilm packing 7 for stereo-elastic light material polyethylene make square, circle or long filament spherical, series connection is distributed on vertical connection cord 8.
Described the first gravel 10, the second gravel 9 form the Improvement of Ecological Environment plot structure that supplies water body Mesichthyes and aquatic animal to perch.
Described emergent aquactic plant 1 is cattail, calamus, canna and Lythrum salicaria etc.
The short raw hardy plant 2 of described wetland is the short raw tuber of dwarf lilyturf, short raw crape myrtle, fernleaf hedge bamboo and rye grass etc.
From the above, the composite construction that the utility model massive planting thing, artificial synthetic substrate layer, biofilm packing, Gravels and framework form, by plant, artificial synthetic substrate layer, biofilm packing and Gravels combination acting in conjunction, reaches the reparation of river ecological. Install whole framework and be connected tooth by four unit frameworks by framework and be mutually connected and form, fix at frame center place by fixed head and bolt, simultaneously in the edge of framework, the joining place of four assembled units uses mounting flange to reinforce. On framework, be provided with permeable planting groove, so that emergent aquactic plant root system stretches into water body, artificial synthetic substrate layer is laid on device frame top, lays one deck fine sand on it, plants the short raw hardy plant of wetland on fine sand. Framework lower part series has vertical connection cord, and arranged in series filler on vertical connection cord, stretches into water bottom and be connected on gravel, reaches the effect of vertical fixture, and gravel is laid with the gravel that particle diameter is less around. Whole device is undertaken laterally fixedly bubbling through the water column by the timber that pins down rope and river sloping bank, and multiple devices connections are alternately put in the river of sluggish flow.
In permeable planting groove on framework, transplant emergent aquactic plant 1, its root system stretches into water body. Thick artificial synthetic substrate 4 and the thick fine sand 3 of 1～2cm of 2～5cm laid in framework top, plants the short raw hardy plant 2 of wetland on fine sand. The short raw hardy plant of wetland and emergent aquactic plant symbiosis, build nearly natural plants growth group, not only reduces water pollutant content, improves water quality, and root system of plant discharges O simultaneously2Enter in water body, improve DO in water body, framework lower part series has vertical arranged in series biofilm packing 7, stretches into river water bottom and is connected on the gravel 10 of the about 0.5m of particle diameter, gravel is laid with the gravel 9 of particle diameter less (approximately 10～20cm) around, forms Gravels structure. On biofilm packing, microorganism utilizes the DO that root system of plant provides to carry out aerobic nitrification denitrogenation, and bottom microorganism carries out anaerobic denitrifying strengthened denitrification.
Artificial approximately 2～5mm of synthetic substrate particle diameter, be made into spherical porous structure by zeolite or gravel, in hole, fill carbon source, in running, discharge carbon source, in balance micropollutant water, low C/N, is conducive to Microbial denitrogenation, all right attached microbial in simultaneously artificial synthetic substrate surface, release and in the matrix pores after carbon source, also can adhere to anaerobism or anoxic microorganism, thereby in matrix, formed nitration denitrification effect denitrogenation.
Whole device is undertaken laterally fixedly bubbling through the water column by the timber 12 of river sloping bank, multiple devices can be connected and is alternately put in river, strengthens scrubbing effect.
That is to say, the utility model is made up of Eco-Island bed body, matrix, emergent aquactic plant, bionic plant, biomembrane carrier and cobble piece etc. Carry out original position purification from water body top layer to water bottom is comprehensive, water environment function is restored. It has concentrated multi-functional effect: 1. have plant and microorganism cooperative effect, biomembrane carrier is passed through to island body overhang in water body, play the effect of microorganism colonization intensive treatment water body; 2. can be as plant vector the filler matrix that carries out water body reparation by screening, degradation water surface polluter; 3. the landscape plant on the body of island, bionic plant simultaneously, increases landscape effect in winter; 4. cobble piece is laid bottom, river course, plays fixing biomembrane carrier, has changed water body fluidised form simultaneously, improves hydrobiological living environment, for aquatile provides habitat.
A kind of water body ecological repairing device of the present utility model, can be used for micro-polluted river water, and being particularly suitable for has aquatic animal to survive in water body, improve dissolved oxygen, reduce organic pollution, nitrogen, phosphorus and SS, make that water is clear, water is alive, water is beautiful, keep good ecological environment.
The utlity model has following outstanding substantive distinguishing features:
(1) device frame is connected tooth by four unit frameworks by framework and is mutually connected and forms, and is convenient to transport and installs, and adopts polystyrene or ethylene-vinyl acetate copolymer to make and bubbles through the water column.
(2) plant on device is adsorbed by root system and absorbs Water, phosphorus nutrition salt and photosynthesis growth, reduces water pollutant content, thereby improves water quality, and root system of plant discharges O simultaneously2Enter in water body, improve DO in water body, for microorganism on biofilm packing is built aerobic nitrification environment.
(3) the short raw hardy plant of wetland and the emergent aquactic plant symbiosis of plantation on device, builds nearly natural plants growth group, the animal habitats such as confession birds, insect.
(4) on device frame, lay artificially made's matrix, this matrix is that artificial synthetic zeolite or gravel (are the combination of zeolite or gravel and carbon source, zeolite or gravel are made into spherical porous structure, in hole, fill carbon source, carbon source is mainly corncob, straw or trees and so on, is made into Powdered being filled in zeolite or gravel hole. This artificial synthetic substrate discharges carbon source in running, low C/N in balance micropollutant water, be conducive to Microbial denitrogenation, the all right attached microbial in simultaneously artificial synthetic substrate surface, release and in the matrix pores after carbon source, also can adhere to anaerobism or anoxic microorganism, thereby in matrix, also formed nitration denitrification denitrogenation subenvironment.
(5) what biomembrane 3 D elastic filler adopted is that the high resiliency long filament made of polyethylene is spherical, be connected on biofilm on vertical connection cord, stretch into water bottom and be connected to gravel, play the effect of vertical fixture framework, after biofilm packing is vertically fixed simultaneously, increase resistance to water-flow, be conducive to wash away the aging biomembrane on filler, upgrade biomembrane. Filler top microorganism utilizes the DO of water body and Plant emission, carries out aerobic reaction, eliminates Organic Pollutants In Water, and carries out aerobic nitrification, and bottom is that anaerobism or anoxic microorganism carry out denitrification denitrogenation to biomembrane on underwater fill material.
(6) gravel of water bottom and little Gravels, builds habitat for aquatic animal in water body, forms upgrading area, habitat.
Through applying and test on the spot, micro-polluted river water restoration of the ecosystem device of the present utility model can be realized the comprehensive strengthened purification of water pollution object area, and monomer can be realized water pollutant and cut down COD0.54t/a, ammonia nitrogen 0.04t/a. Effectively improve aquatic organism ecological environment, for aquatile provides habitat, and can improve Urban Segment of Lhasa hardening River Landscape effect, realize the ecological environment reparation in river, have significant economic and social benefit.
Claims (6)
1. a micro-polluted river water restoration of the ecosystem device, comprise framework, water plant, pin down rope and timber, it is characterized in that, in framework (5), the heart channel of Hang-Shaoyin bolt (16) is equipped with fixed head (15), framework Si Bian center is useful on the mounting flange (17) of reinforcement, on framework, be provided with uniform permeable planting groove (18), in permeable planting groove, plant and be implanted with emergent aquactic plant (1), the root system (6) of emergent aquactic plant sees through permeable planting groove (18) and stretches into the water surface (19) bottom, framework upper is equipped with artificial synthetic hypothallus (4), on hypothallus (4), be equipped with layer of fine sand (3), on fine sand, plant and be implanted with the wetland opened short raw hardy plant alternate with emergent aquactic plant (1) (2), framework lower part series has vertical connection cord (8), the upper series connection of vertical connection cord (8) is evenly equipped with biofilm packing (7), vertical connection cord (8) stretches into bottom in water body, be connected to upper the fixing of the first gravel (10) that is placed in water bottom, the first gravel is filled with the second gravel (9) that granularity is less than the first gravel around, the timber (12) of framework (5) on pull rope (11) He Hepo (13) is laterally fixed together, framework is bubbled through the water column on (19), multiple unit prosthetic device is evenly serially connected, form prosthetic device row's group (20), the upper alternately dislocation in slope, river (13) on both sides, riverbank is cared for and is floated on prosthetic device row group (20) uniform on the river water surface through pull rope (11).
2. micro-polluted river water restoration of the ecosystem device according to claim 1, it is characterized in that, described framework (5) is to make identical four unit framework A, B, C, D by polystyrene or ethylene-vinyl acetate copolymer to be connected through framework square that tooth (14) overlaps and forms together, long 5m, wide 2.5m, high 20cm, and by mounting flange (17) and center fixed head (15), the bolt (16) at periphery middle part, four unit frameworks are fixed into integrative-structure.
3. micro-polluted river water restoration of the ecosystem device according to claim 1, it is characterized in that, the spherical porous structure that described hypothallus (4) is made for the complex of artificial synthetic zeolite or gravel or zeolite or gravel and carbon source, in hole, be filled with the powder of making as corncob, straw or the trees of carbon source, matrix bed thickness 2～5cm.
4. micro-polluted river water restoration of the ecosystem device according to claim 1, is characterized in that, the laying depth of described fine sand is 1～2cm.
5. micro-polluted river water restoration of the ecosystem device according to claim 1, is characterized in that, described biofilm packing (7) for stereo-elastic light material polyethylene make square or circular, series connection be distributed on vertical connection cord (8).
6. micro-polluted river water restoration of the ecosystem device according to claim 1, is characterized in that, described the first gravel (10), the second gravel (9) form the Improvement of Ecological Environment plot structure that supplies water body Mesichthyes and aquatic animal to perch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521079631.3U CN205241362U (en) | 2015-12-22 | 2015-12-22 | Pollute river water body ecological remediation device a little |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521079631.3U CN205241362U (en) | 2015-12-22 | 2015-12-22 | Pollute river water body ecological remediation device a little |
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| CN205241362U true CN205241362U (en) | 2016-05-18 |
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| CN201521079631.3U Active CN205241362U (en) | 2015-12-22 | 2015-12-22 | Pollute river water body ecological remediation device a little |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105906065A (en) * | 2016-06-01 | 2016-08-31 | 王昱杰 | River water quality cleaning device and simple implementation method |
| CN113287486A (en) * | 2021-07-06 | 2021-08-24 | 苏州市农业科学院 | Self-floating crop blanket and preparation method thereof |
| CN113716797A (en) * | 2021-08-23 | 2021-11-30 | 中国长江三峡集团有限公司 | In-situ purification system and method for mixed-drainage box culvert micro-polluted water body |
-
2015
- 2015-12-22 CN CN201521079631.3U patent/CN205241362U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105906065A (en) * | 2016-06-01 | 2016-08-31 | 王昱杰 | River water quality cleaning device and simple implementation method |
| CN113287486A (en) * | 2021-07-06 | 2021-08-24 | 苏州市农业科学院 | Self-floating crop blanket and preparation method thereof |
| CN113716797A (en) * | 2021-08-23 | 2021-11-30 | 中国长江三峡集团有限公司 | In-situ purification system and method for mixed-drainage box culvert micro-polluted water body |
| CN113716797B (en) * | 2021-08-23 | 2023-07-18 | 中国长江三峡集团有限公司 | In-situ purification system and method for micro-polluted water body of mixed-drainage box culvert |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 450001 Zhengzhou science and Technology Development Zone, Henan, No. 100 science Avenue Patentee after: Zhengzhou University Address before: 450001 science avenue of Zhengzhou high tech Development Zone, Zhengzhou, Henan Province, No. Patentee before: Zhengzhou University |