CN104609564A - Energy-saving radial-flow denitrification floating island - Google Patents

Energy-saving radial-flow denitrification floating island Download PDF

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Publication number
CN104609564A
CN104609564A CN201510095909.4A CN201510095909A CN104609564A CN 104609564 A CN104609564 A CN 104609564A CN 201510095909 A CN201510095909 A CN 201510095909A CN 104609564 A CN104609564 A CN 104609564A
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China
Prior art keywords
pvc
stainless steel
length
pvc pipe
steel frame
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CN201510095909.4A
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CN104609564B (en
Inventor
于慧
徐小红
王书敏
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Chongqing University of Arts and Sciences
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Chongqing University of Arts and Sciences
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Botany (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)

Abstract

The invention discloses an energy-saving radial-flow denitrification floating island which comprises three parts, namely a suspension system, a stabilizing system and a microbial denitrification system, wherein the suspension system is composed of two parts, namely a PVC pipe (5) with a diameter of 300mm and a PVC pipe (6) with a diameter of 200mm; the stabilizing system is located 1,000mm under the suspension system, is a square hollow stainless steel frame (2) of which the outer side length is 6,000mm and the inner side length is 3,000mm and is connected with a PVC floating ball (1) through a floating ball rope (9); the microbial denitrification system is composed of an inner PVC box body (4), soft packing (10), an outer PVC box body (11) and a packing fixing net (13); the part, which is 1,000mm below the water level, of the inner PVC box body (4) is connected with the inner side of the stainless steel frame (2); the top end of the inner PVC box body (4) is 300mm higher than the PVC pipe (5); and the lower end of the inner PVC box body (4) is 500mm higher than the bottom of the outer PVC box body (11). The energy-saving radial-flow denitrification floating island has the advantages of compact structure and high denitrificatione efficiency; and the waterflow flows through the soft packing (10) in a radial-flow form by the microbial denitrification system by virtue of water gravity, so that power is saved; and the device is high in stationarity and does not turn over.

Description

Energy-saving radial-flow denitrogenation chinampa
Technical field
Patent of the present invention belongs to water ecology recovery technique field, is specifically related to a kind of energy-saving radial-flow denitrogenation chinampa, is particularly useful for the restoration of the ecosystem of storehouse, lake polluted by nitrogen.
Background technology
Along with the further raising of domestic industry degree, the further expanding of scale of urbanization, and a large amount of applyings of chemical fertilizer, a large amount of nitrogenous substances is directly entered or is flowed into receiving water body with rainfall runoff, considerably increase outburst probability and the outburst intensity of body eutrophication, the lake base area poor at water body flow is particularly outstanding.According to investigations, the Hu Ku of China nearly 30% is in eutrophic state, and the scope of body eutrophication is development trend.At present, body eutrophication has become one of main Environmental Problems of puzzlement China water environment safety, and therefore, the effective Treatment process seeking body eutrophication is very important.
Artificial floating island is one of nitrogen remittance control techniques, compared with additive method, and artificial floating island technical operation low cost, not land occupation, and can good landscape effect be produced.Patent documentation " method of purifying combined-flow artificial floating island water body and device (ZL200810175300.8) " reports a kind of combined-flow artificial floating island technology effectively removing nitrogen phosphorus; Patent documentation " a kind of composite ecological floating island (ZL201120180469.X) " reports the artificial floating island technology that a kind of plant purification and microbially decontaminate combine; Patent documentation " a kind of combination unit (ZL201310277909.7) repaired for landscape water body " reports a kind of refining plant comprising the functional zone such as water quality regulation district, filtration Jie Wu district, emergent laying district, drop natural reaeration region, artificial floating island laying district.But above technical pattern is complicated, water surface area occupied is large, and develop a kind of compact construction, purification of water quality efficiency much higher function floating island technique is necessary.
Summary of the invention
The defect existed for prior art and deficiency, propose a kind of energy-saving radial-flow denitrogenation chinampa.Plant absorption denitrogenation together with Microbial denitrogenation combine with technique, is not toppled by this device, and denitrification efficiency is high.
Technical scheme is as follows:
Energy-saving radial-flow denitrogenation chinampa, is characterized in that described device is made up of suspension system, stabilisation system, Microbial denitrogenation system three part.Suspension system is made up of the pvc pipe (5) of diameter 300mm and pvc pipe (6) two portions of diameter 200mm, pvc pipe (5) four edge lengths is 3000mm, and four limit integral sealings through be hollow structure, the every root length 2400mm of pvc pipe (6), is tightly connected by different reducing tee and pvc pipe (5) every 600mm; Pvc pipe (5) and pvc pipe (6) around space hang the stainless (steel) wire of dark 200mm, aperture 10mm, Inner fills out slag, depth of cracking closure 100mm, plants the blue or green cogongrass (7) of emergent on slag.Stabilisation system is positioned at 1000mm place immediately below suspension system, is square stainless steel frame (2) empty in outer length of side 6000mm, interior length of side 3000mm, is welded form by the square stainless steel tube of length of side 20mm; The corner, outside of stainless steel frame (2) is connected with the PVC ball float (1) of diameter 600mm respectively by ball float rope (9), and ball float rope (9) length is 1000mm; The long stainless steel tube of 8 1500mm is welded with between stainless steel frame (2) outside and inner edge, and stainless steel frame (2) is connected with solar panel (3) by support (12), support (12) length is 1.8 meters, solar panel (3) has four pieces, and every block is of a size of 3 meters long, 1.5 meters wide; Stainless steel frame intermediate symmetry places two submersible pumps (8).Microbial denitrogenation system is made up of PVC internal box (4), soft-filler (10), PVC outer case (11), filler fixed network (13); PVC internal box (4) end length and bottom width are 3000mm, high 5300mm, both ends open, and the place of 1000mm below the water surface is connected with the inner edge of stainless steel frame (2), and top is connected with pvc pipe (5), and top is higher than pvc pipe (5) 300mm; PVC outer case (11) end length and bottom width are 6000mm, high 4500mm, upper end open, closed bottom, and upper end is connected with stainless steel frame (2) outside, and bottom is lower than PVC internal box (4) lower end 500mm; Filler fixed network (13) is made up of the stainless (steel) wire of aperture 10mm, is empty square structure in outer length of side 6000mm, interior length of side 3000mm.
The major advantage of this patent is as follows: (1), apparatus structure are compact, and nitric efficiency is high; (2), Microbial denitrogenation system realizes current by water body gravity and flows through soft-filler (10) from top to bottom, saving power; (3), plant purification and microbially decontaminate function combine by device, improves nitric efficiency; (4), device stationarity is high, do not topple; (5), plant running institute energy requirement provides by solar panel (3), saves the energy.
Accompanying drawing explanation
Fig. 1 is the floor map of this device; Fig. 2 is this device A-A sectional view.
In figure: 1-PVC ball float; 2-stainless steel frame; 3-solar panel; 4-PVC internal box; The pvc pipe of 5-diameter 300mm; The pvc pipe of 6-diameter 200mm; The blue or green cogongrass of 7-emergent; 8-submersible pump; 9-ball float rope; 10-soft-filler; 11-PVC outer case; 12-support; 13-filler fixed network.
Embodiment
See Fig. 1-Fig. 2, this device is made up of suspension system, stabilisation system, Microbial denitrogenation system three part.First, the pvc pipe of cut-off footpath 300mm, length 3000mm (5) 4, and coupled together, as the quadrilateral frame of suspension system by the PVC elbow of diameter 300mm; The pvc pipe of cut-off footpath 200mm (6) 6, the long 2400mm of every root, is tightly connected by different reducing tee and pvc pipe (5) every 600mm; Pvc pipe (5) and pvc pipe (6) around space in hang the stainless (steel) wire of dark 200mm, aperture 10mm, Inner fills out slag, depth of cracking closure 100mm, plants the blue or green cogongrass (7) of emergent on slag.
Get the square stainless steel tube 4 of long 6000mm, cross section length of side 20mm, welding forms the outside of stainless steel frame (2); Get the square stainless steel tube 4 of long 3000mm, cross section length of side 20mm, welding forms the inner edge of stainless steel frame (2); Get the square stainless steel tube 8 of long 1500mm, cross section length of side 20mm, by the outside of stainless steel frame (2) and inner edge integrally soldered, and the weld of inner edge is the corner of inner edge, and the weld of outside is the position of every back gauge turning 1500mm.Stainless steel frame intermediate symmetry places two submersible pumps (8).The corner, outside of stainless steel frame (2) is connected with the PVC ball float (1) of diameter 600mm respectively by ball float rope (9), and ball float rope (9) length is 1000mm; Stainless steel frame (2) is connected with solar panel (3) by support (12), and support (12) length is 1.8 meters, and solar panel (3) has four pieces, and every block is of a size of 3 meters long, 1.5 meters wide.
Microbial denitrogenation system is made up of PVC internal box (4), soft-filler (10), PVC outer case (11), filler fixed network (13); PVC internal box (4) end length and bottom width are 3000mm, high 5300mm, both ends open, and the place of 1000mm below the water surface is connected with the inner edge of stainless steel frame (2), and top is connected with pvc pipe (5), and top is higher than pvc pipe (5) 300mm; PVC outer case (11) end length and bottom width are 6000mm, high 4500mm, upper end open, closed bottom, and upper end is connected with stainless steel frame (2) outside, and bottom is lower than PVC internal box (4) lower end 500mm; Filler fixed network (13) is made up of the stainless (steel) wire of aperture 10mm, is empty square structure in outer length of side 6000mm, interior length of side 3000mm.
Water surface is positioned over after device processes, and plant the blue or green cogongrass (7) of emergent, utilize the nitrogen in plant absorption effect purifying water body, meanwhile, the electric energy provided by solar panel (3) is connected with submersible pump (8), starts submersible pump (8), surface water is pumped into PVC internal box (4), after current flow through PVC internal box (4) from top to bottom by action of gravity, be folded to and flow through PVC outer case (11), utilize the physiological action of microorganism to improve the decontamination effect improving of nitrogen further.

Claims (4)

1. energy-saving radial-flow denitrogenation chinampa, is characterized in that: described device is made up of suspension system, stabilisation system, Microbial denitrogenation system three part.
2. energy-saving radial-flow denitrogenation chinampa as claimed in claim 1, it is characterized in that suspension system is made up of the pvc pipe (5) of diameter 300mm and pvc pipe (6) two portions of diameter 200mm, pvc pipe (5) four edge lengths is 3000mm, and four limit integral sealings through be hollow structure, the every root length 2400mm of pvc pipe (6), is tightly connected by different reducing tee and pvc pipe (5) every 600mm; Pvc pipe (5) and pvc pipe (6) around space hang the stainless (steel) wire of dark 200mm, aperture 10mm, Inner fills out slag, depth of cracking closure 100mm, plants the blue or green cogongrass (7) of emergent on slag.
3. energy-saving radial-flow denitrogenation chinampa as claimed in claim 1, it is characterized in that stabilisation system is positioned at 1000mm place immediately below suspension system, for empty stainless steel frame (2) in the square of outer length of side 6000mm, interior length of side 3000mm, welded by the square stainless steel tube of length of side 20mm and form; The corner, outside of stainless steel frame (2) is connected with the PVC ball float (1) of diameter 600mm respectively by ball float rope (9), and ball float rope (9) length is 1000mm; The long stainless steel tube of 8 1500mm is welded with between stainless steel frame (2) outside and inner edge, and stainless steel frame (2) is connected with solar panel (3) by support (12), support (12) length is 1.8 meters, solar panel (3) has four pieces, and every block is of a size of 3 meters long, 1.5 meters wide; Stainless steel frame intermediate symmetry places two submersible pumps (8).
4. energy-saving radial-flow denitrogenation chinampa as claimed in claim 1, is characterized in that Microbial denitrogenation system is made up of PVC internal box (4), soft-filler (10), PVC outer case (11), filler fixed network (13); PVC internal box (4) end length and bottom width are 3000mm, high 5300mm, both ends open, and the place of 1000mm below the water surface is connected with the inner edge of stainless steel frame (2), and top is connected with pvc pipe (5), and top is higher than pvc pipe (5) 300mm; PVC outer case (11) end length and bottom width are 6000mm, high 4500mm, upper end open, closed bottom, and upper end is connected with stainless steel frame (2) outside, and bottom is lower than PVC internal box (4) lower end 500mm; Filler fixed network (13) is made up of the stainless (steel) wire of aperture 10mm, is empty square structure in outer length of side 6000mm, interior length of side 3000mm.
CN201510095909.4A 2015-03-04 2015-03-04 Energy-saving radial-flow denitrogenation chinampa Expired - Fee Related CN104609564B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104591399A (en) * 2015-03-04 2015-05-06 重庆文理学院 Radial flow type denitrification floating island
CN104671419A (en) * 2015-03-04 2015-06-03 重庆文理学院 Energy-saving bending-flow type denitrification floating island

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020096770A (en) * 2001-06-21 2002-12-31 최원일 Floating island with Mooring apparatus and Mooring apparatus for variable water level
CN1956653A (en) * 2004-05-24 2007-05-02 方太海德有限公司 Super-enhanced, adjustably buoyant floating island
CN102173512A (en) * 2011-03-28 2011-09-07 河海大学 Ecological floating island device for purifying micro-polluted water bodies

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020096770A (en) * 2001-06-21 2002-12-31 최원일 Floating island with Mooring apparatus and Mooring apparatus for variable water level
CN1956653A (en) * 2004-05-24 2007-05-02 方太海德有限公司 Super-enhanced, adjustably buoyant floating island
CN102173512A (en) * 2011-03-28 2011-09-07 河海大学 Ecological floating island device for purifying micro-polluted water bodies

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104591399A (en) * 2015-03-04 2015-05-06 重庆文理学院 Radial flow type denitrification floating island
CN104671419A (en) * 2015-03-04 2015-06-03 重庆文理学院 Energy-saving bending-flow type denitrification floating island
CN104671419B (en) * 2015-03-04 2017-08-25 重庆文理学院 Energy-saving deflector type denitrogenation chinampa

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