CN107986457A - A kind of differential suspension formula water body in-situ dirty device only - Google Patents

A kind of differential suspension formula water body in-situ dirty device only Download PDF

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Publication number
CN107986457A
CN107986457A CN201810020439.9A CN201810020439A CN107986457A CN 107986457 A CN107986457 A CN 107986457A CN 201810020439 A CN201810020439 A CN 201810020439A CN 107986457 A CN107986457 A CN 107986457A
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CN
China
Prior art keywords
main support
side stand
lantern ring
purification
purification body
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Granted
Application number
CN201810020439.9A
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Chinese (zh)
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CN107986457B (en
Inventor
陈娟
王沛芳
王超
高寒
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Hohai University HHU
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Hohai University HHU
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007Contaminated open waterways, rivers, lakes or ponds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00Use of specific compounds during water treatment
    • C02F2305/10Photocatalysts

Abstract

The present invention is a kind of differential suspension formula water body in-situ dirty device only, its structure includes fixed anchor, lower traction rope, main support, the lantern ring, side stand, functional microorganism purification body, bionic aquatic weed purification body, light catalytic purifying body, overhanging cable, floating ball;Wherein, the upper end of fixed anchor is connected by the lower end of lower traction rope and main support, the upper end of main support is connected by overhanging cable with floating ball, some lantern rings are cased with main support, the side of each lantern ring is connected to some side stands, and functional microorganism purification body, bionic aquatic weed purification body, light catalytic purifying body is distributed with different side stands respectively.Advantage:1)It is efficient to contaminant degradation in water body, performance is stable, environmental-friendly;2)Assembling is flexible, and it is convenient to replace renewal;3)Applied widely, cheap, maintenance management is easy.

Description

A kind of differential suspension formula water body in-situ dirty device only
Technical field
The present invention relates to a kind of differential suspension formula water body in-situ dirty device only, it is net with water quality to belong to pollution waters restoration Change technical field.
Background technology
With the growth of high speed development, population and the quickening of urbanization process of industrial or agricultural, the water pollution of getting worse is One of main Environmental Problems faced as modern society;Especially in the water environments such as river and lake, wetland, water body self-purification ability is low Under, the multiple pollutant such as nitrogen phosphorus, pesticide, heavy metal causes water quality to dislike after being inputted with approach such as rainwash, sewage discharges Change, the reparation to polluted-water is as water pollution control and the key of water environment protection.
Existing water remediation method has Physical, chemical method, bioanalysis etc., and it is blunt mainly to carry out Physical entrapment to pollutant Change, chemical catalysis abatement and biodegradation remove;Wherein, nano-photo catalytic and microbial degradation(Including indigenous microorganism and height Imitate degradation bacteria)The polluted-water processing method to get most of the attention in recent years, have it is environmental-friendly, efficient to contaminant degradation, The advantages that performance is stable, applied widely, economical and practical;Some researches show that nano-photocatalyst(Such as titanium dioxide)To pesticide There is efficient degradation effect Deng organic pollution, and the multiple-microorganism bacterial strain of degradable nitrogen phosphorus, organic pollution is also screened Obtain.
In actual pollution waters restoration, to give full play to the biology drop of the chemistry abatement of nano-photocatalyst or microorganism Solution acts on, and powdered nano-photocatalyst or free state degradation bacteria are fixed on some porous net dirts by people using immobilization technology On carrier;Since light-catalyzed reaction mainly relies on the strong free radical produced come organic in water body of degrading under visible ray or ultraviolet light Pollutant, and the generation of strong free radical is generally not favored the growth and activity of microorganism, causes nano-photo catalytic degraded and micro- life Thing degraded can not play a role at the same time.
Current water body in-situ is repaired and uses photocatalytic degradation or microbial degradation single technology mostly, how by both Method carries out organic coupling, use in conjunction, cooperative compensating are current pollution waters restorations and urgent need to resolve in purification of water quality is asked Topic.
The content of the invention
Proposed by the present invention is that dirty device, its purpose are intended to set by differential suspension a kind of differential suspension formula water body in-situ only Count photocatalytic degradation and microbial degradation organic coupling, be united and applied in polluted water body in-situ reparation, to give full play to this The advantage of two kinds of water pollution restorative procedures, it is final efficiently to remove pollutant in water body.
The technical solution of the present invention:Only dirty device, its structure include fixed anchor to a kind of differential suspension formula water body in-situ 1st, lower traction rope 2, main support 3, the lantern ring 5, side stand 6, functional microorganism purification body 10, bionic aquatic weed purification body 11, photocatalysis Purification body 12, overhanging cable 13, floating ball 14;Wherein, the upper end of fixed anchor 1 is connected by the lower end of lower traction rope 2 and main support 3 Connect, the upper end of main support 3 is connected by overhanging cable 13 with floating ball 14, and some lantern rings 5 are cased with main support 3, each lantern ring 5 Side is connected to some side stands 6, and functional microorganism purification body 10, bionic aquatic weed purification is distributed with different side stands 6 respectively Body 11, light catalytic purifying body 12.
Advantages of the present invention:
1)Layer, which suspends, to be designed photocatalytic degradation and microbial degradation use in conjunction, organically combines, to contaminant degradation in water body It is efficient, performance is stable, environmental-friendly;
2)Flexible assembling it can adjust as needed, photochemical catalyst or degradation bacterial agent replace renewal conveniently;
3)The present invention can apply in lake, pond, reservoir even paralic environment, and applied widely, cheap, material is easy Obtain, installation application is simple, and maintenance management is easy.
Brief description of the drawings
Attached drawing 1 is the front view of the present invention.
Attached drawing 2 is the attached view of the present invention.
Attached drawing 3 is the main support and side stand combination stereogram of the present invention.
Attached drawing 4 is the functional microorganism purification body schematic diagram of the present invention.
1 in figure is fixed anchor, and 2 be lower traction rope, and 3 be main support, and 4 be main support connector, and 5 be the lantern ring, and 6 be collateral Frame, 7 fixing screws, 8 be side stand connecting hole, and 9 be connecting rope, and 10 be functional microorganism purification body, and 11 be bionic aquatic weed purification Body, 12 be light catalytic purifying body, and 13 be overhanging cable, and 14 be floating ball, and 15 be collateral Holder joint, and 16 be lower main support connecting hole, 17 be upper main support connecting hole.
Embodiment
Only dirty device, its structure include fixed anchor 1, lower traction rope 2, main support 3, set to a kind of differential suspension formula water body in-situ It is ring 5, side stand 6, functional microorganism purification body 10, bionic aquatic weed purification body 11, light catalytic purifying body 12, overhanging cable 13, floating Ball 14;Wherein, the upper end of fixed anchor 1 is connected by lower traction rope 2 with the lower end of main support 3, and the upper end of main support 3 is by above leading Messenger 13 is connected with floating ball 14, and some lantern rings 5 are cased with main support 3, and the side of each lantern ring 5 is connected to some side stands 6, different Side stand 6 on functional microorganism purification body 10, bionic aquatic weed purification body 11, light catalytic purifying body 12 are distributed with respectively.
The main support 3 is that main support can be combined;Combined main support is divided into N root main support units from top to bottom, and N >= 3;The preferred PVC plastic pipe of main support unit, the length of single main support unit are 20cm-60cm, single main support unit A diameter of 3cm-10 cm, neighbouring two main support units are connected by main support connector 4;The main support connection First 4 preferred PVC plastic articulation, size is according to main support Unit selection;Adjacent two main support units can be connected by main support Connector 4 is combined or dismantles.
Topmost there is upper main support connecting hole 17 in the upper end of a main support unit in the main support 3, and upper main support connects The lower end that hole 17 is connect with overhanging cable 13 is connected, and the upper end of overhanging cable 13 is connected with floating ball 14;It is bottom in the main support 3 There is lower main support connecting hole 16 in the lower end of a piece main support unit, and lower main support connecting hole 16 is connected with the upper end of lower traction rope 2, The lower end of lower traction rope 2 is connected with fixed anchor 1.
The 1 preferred stone of fixed anchor or iron block, are connected by lower traction rope 2 with lower main support connecting hole 16, for inciting somebody to action The present apparatus is fixed at the bottom.
The internal diameter size of the lantern ring 5 coincide with main support 3, it is ensured that and it may pass through and fit closely main support 3, the lantern ring 5 Internal diameter is less than the outside diameter of main support connector 4, is distributed 1 lantern ring 5 on main support 3 between the adjacent main support connector 4 of each two; For main support connector 4 in addition to adjacent two main support units under playing the role of connecting, also acting as prevents its corresponding set in top The effect that ring 5 glides so that some lantern rings 5 are in different height and positions and are separated from each other respectively on main support 3.
The lantern ring 5 is the polylinker lantern ring, the preferred PVC plastic of material of the polylinker lantern ring, the side of the polylinker lantern ring Face is equidistant to be circumferentially distributed n tapped collateral Holder joints 15(2≤n≤8), it is each fixed in collateral Holder joint 15 to connect A side stand 6 is connect, side stand 6 is in horizontal positioned, and one end of side stand 6 is fixedly connected with corresponding collateral Holder joint 15.
The 6 preferred PVC plastic pipe of side stand, the length of every side stand is 20cm-80cm, and one end of side stand 6 has External screw thread, the external screw thread of side stand 6 and the internal thread of collateral Holder joint 15 coincide, so that side stand 6 passes through collateral Holder joint 15 It is connected with main support 3;It is equidistant on every side stand 6 to be equipped with m side stand connecting hole 8,4≤m≤10, for by the micro- life of function Thing purification body 10 or bionic aquatic weed purification body 11 or light catalytic purifying body 12 are hung on side stand 6.
The lantern ring 5 according on main support 3 height of present position it is different, can be divided into the upper strata lantern ring, the middle level lantern ring, under The layer lantern ring, is hung with light catalytic purifying body 12 on the side stand 6 of upper strata lantern ring side connection, the connection of middle level lantern ring side it is collateral Bionic aquatic weed purification body 11 is hung with frame 6, functional microorganism purification body is hung with the side stand 6 of lower floor's lantern ring side connection 10。
On the side stand 6 of the upper strata lantern ring side connection light catalytic purifying is hung with each side stand connecting hole 8 Body 12, is hung with bionic aquatic weed purification body 11 on the side stand 6 of middle level lantern ring side connection in each side stand connecting hole 8, On the side stand 6 of lower floor's lantern ring side connection functional microorganism purification body 10 is hung with each side stand connecting hole 8.
The every side stand 6 is fixed with the 15 junction fixing screws 7 of collateral Holder joint on the polylinker lantern ring.
In use, being combined first to main support 3 and side stand 6, main support 3 is divided for upper, middle and lower-ranking, upper strata Light catalytic purifying body 12 is hung on side stand, bionic aquatic weed purification body 11 is hung on the side stand of middle level, is hung on lower floor's side stand Functional microorganism purification body 10;Then 3 lower end of main support is connected to water-bed fixation, main support by lower traction rope 2 and fixed anchor 1 3 upper ends are connected by overhanging cable 13 with floating ball 14, ensure that device suspends in water body;Pollutant is on present apparatus upper strata in water body Region is by photocatalytic degradation, the biological membrane degradation that is formed in media areas on bionic aquatic weed, in lower region by the micro- life of function Thing is degraded, and photocatalysis-biodegradation collaboration carries out, so as to carry out layered high-efficient removal to pollutant;When device runs one section Between after, light catalytic purifying body 12 and functional microorganism purification body 10 can be pulled down replacement and recycling.
The functional microorganism purification body 10 is the net dirty carrier of loading functional microorganism;Wherein functional microorganism is artificial Degradation bacteria that screening obtains, that there is efficient degradation effect to specific pollutants;Net dirty carrier for loading functional microorganism It is preferred that the porous ecomaterial such as macromolecule carrier, activated carbon, haydite, carrying method preferably embeds fixation, the micro- life of loading functional The net dirty carrier of thing can be concentrated into the permeable container such as purifying ball or purification mesh bag, then hung on the side stand 6 of lower floor, Hang on the side stand 6 of lower floor's lantern ring side connection.
11 material of bionic aquatic weed purification body is preferably polyolefins filler, can be banding or strand shape, and bionic aquatic weed purifies Body 11 is tied to form tufted with connecting rope 9 and hangs on the side stand 6 in middle level, that is, hangs on the side of middle level lantern ring side connection On stent 6;After device operation a period of time, indigenous microorganism in water body can on these 11 surfaces of bionic aquatic weed purification body shape Into biomembrane, and then water pollutant of degrading.
The light catalytic purifying body 12 to load the net dirty carrier of nano-photocatalyst, preferably receive by wherein nano-photocatalyst Rice titanium dioxide, the net dirty carrier for loading nano-photocatalyst can be cellular glass, glass fibre etc.;Carrying method is preferred Dipping-pulling method, if the net dirty carrier of load nano-photocatalyst is scattered fritter, puts it into purifying ball or purification mesh bag etc. It is hanging in again with connecting rope 9 on the side stand 6 on upper strata after permeable container, that is, hangs on the collateral of upper strata lantern ring side connection On frame 6;If the net dirty carrier for loading nano-photocatalyst is the smooth bulk of regular shape, upper strata side stand is directly hung on On 6, i.e., directly hang on the side stand 6 of upper strata lantern ring side connection;Light catalytic purifying body 12 is placed in device upper strata, to fill Tap touches illumination, and photocatalytic degradation is carried out to pollutant.
The floating ball 14 is hollow light weight ball float, and material is preferably PVC plastic, using the buoyancy in water of floating ball 14, is passed through Overhanging cable 13 connects upper main support connecting hole 17 by apparatus main body part(That is main support 3, the multilayer side of the different purification bodies of suspension Stent)Suspend in water.
A kind of differential suspension formula water body in-situ dirty device only, comprises the following steps when in use:
(1)According to actual conditions such as the depth of water, water pollutant types, used main support 3, side stand 6, the micro- life of function are determined Thing purification body 10, bionic aquatic weed purification body 11, the quantity and type of light catalytic purifying body 12, determine overhanging cable 13 and lower traction The length of rope 2;
(2)Main support 3 and side stand 6 assemble:Assembled with main support connector 4 and N root main support units, N >=3, and will The lantern ring 5 is installed on main support 3;Side stand 6 is connected by the collateral Holder joint 15 on the lantern ring 5 with main support 3, and with fix Screw 7 is reinforced;
(3)Purification body layering suspension:Functional microorganism purification body 10, bionic aquatic weed purification body 11, light catalytic purifying body 12 is accurate After getting ready, the main support 3 after combination and side stand 6 are layered, light catalytic purifying body 12 is hung on upper strata side stand 6, in Hang bionic aquatic weed purification body 11 on layer side stand, hanging function microbial cleaning body 10 on lower floor's side stand;
(4)Device is fixed and suspends:Main support lower end after layering suspension is connected to the bottom by lower traction rope 2 and fixed anchor 1 Fixed, main support upper end is connected by overhanging cable 13 with floating ball 14, and guarantee device suspends in water body, traction rope length according to The depth of water adjusts;
After device installation, pollutant in water body in device top area by photocatalytic degradation, in media areas by bionic aquatic weed The biological membrane degradation of upper formation, is degraded in lower region by functional microorganism, and photocatalysis-biodegradation collaboration carries out, so that right Pollutant carries out layered high-efficient removal;, can be net by light catalytic purifying body 12 and functional microorganism after device runs a period of time Change body 10 and pull down replacement and recycling.
Below by way of specific embodiment describe in detail invention implementation steps, it is therefore intended that make those skilled in the art into One step understands the present invention, but the invention is not limited in any way.
Embodiment
A kind of differential suspension formula water body in-situ dirty device only, it is main in water body in lake in the lake for being about 3m applied to the depth of water It is ammonia nitrogen and organophosphorus pesticide to want pollutant, and apparatus structure includes fixed anchor 1, lower traction rope 2, main support, main support can be combined Connector 4, the polylinker lantern ring, side stand 6, fixing screws 7, side stand connecting hole 8, connecting rope 9, functional microorganism purification body 10th, bionic aquatic weed purification body 11, light catalytic purifying body 12, overhanging cable 13, floating ball 14, collateral Holder joint 15, main support connection Hole 16;The polylinker lantern ring is fixed on combined main support, side stand 6 connects with the collateral Holder joint 15 on the polylinker lantern ring 5 Connect, and fixed with fixing screws 7, adjacent two combined main supports are combined or are dismantled by main support connector 4.
The fixed anchor 1 is stone, is connected by lower traction rope 2 with main support connecting hole 16, for by the present apparatus in water Bottom is fixed.
2 length of lower traction rope is 0.5m.
The combined main support 3 is PVC plastic pipe, and 50 cm of joint length, 5 cm of pipe diameter, adjacent two can be combined Main support 4 is connected with main support connector 3.
The main support connector 4 is PVC plastic articulation, can be by the combined main support of adjacent two a diameter of 5cm Connection, articulation outside diameter is 6cm.
5 material of the polylinker lantern ring is PVC plastic, and lantern ring internal diameter is 5cm, may pass through combined main support 4 and and its Fit closely, 5 internal diameter of the polylinker lantern ring(5cm)Less than 4 outside diameter of main support connector(6cm), during assembling, by the polylinker lantern ring 5 It is fixed nearby to slide into main support connector 4;6 threaded collateral Holder joints are equidistantly distributed on the polylinker lantern ring 5 15, for being fixedly connected with side stand 7.
The 6 preferred PVC plastic pipe of side stand, joint length 40cm, a diameter of 2.5cm, wherein one end internal diameter have spiral shell Line, coincide with the screw thread of collateral Holder joint 15, is connected with will pass through side stand connector 15 with combined main support 3;On side stand 6 It is equidistant to be equipped with 5 side stand connecting holes 8, for by functional microorganism purification body 10, bionic aquatic weed purification body 11 or photocatalysis Purification body 12 is hung on side stand 6.
The functional microorganism purification body 10 is connected on corresponding side stand 6 by connecting rope 9.
The functional microorganism purification body 10 is the net dirty carrier of load nitrobacteria, and nitrobacteria strain is manually enrichment What screening obtained, nitrobacteria is expanded after numerous collection concentration 1 × 10 is made8The thalline suspension of a/L;Using sodium alginate-chlorine Change calcium investment to immobilize nitrobacteria, specific steps include:
(1)Prepare the sodium alginate soln of final concentration of 50g/L;
(2)With volume ratio 1:1 is added to nitrobacteria suspension in sodium alginate soln;
(3)Prepare the calcium chloride solution of 20g/L;
(4)Nitrobacteria and sodium alginate mixed liquor are injected to the calcium chloride of 20g/L with syringe with the speed of 120 drops/minute In solution, nitrobacteria and sodium alginate mixed liquor:The volume ratio of calcium chloride solution is 1:5, fixed in 4 degree of refrigerators 4 it is small when The nitrobacteria immobilization particle of 2mm diameters is formed afterwards, and purification is put into after immobilization particle is loaded the gauze of aperture≤2mm Ball, then hangs on purifying ball on the side stand 6 of lower floor.
11 material of bionic aquatic weed purification body is polyolefins filler, and shape is strand shape, by bionic aquatic weed purification body 11 are tied to form tufted with connecting rope 9 and hang on the side stand 6 in middle level, after device operation a period of time, the soil in water body Biomembrane can be formed on these 11 surfaces of bionic aquatic weed purification body by writing microorganism, and then water pollutant of degrading.
The light catalytic purifying body 12 for load anatase-type nanometer titanium dioxide glass fiber mesh, monolithic glass fiber Net size is long 10 cm × wide 5cm × thickness 0.5cm, and aperture is 100 mesh, and anatase-type nanometer titanium dioxide carrying method is leaching Stain-czochralski method, specific steps include:
(1)Photocatalyst sol is prepared, is specially stirred in the case where magnetic stirring apparatus rotating speed is 1000rpm stirring conditions, by forerunner The aqueous isopropanol of body tetrabutyl titanate is at the uniform velocity(It is preferred that the speed with 120 drops/minute)It is water-soluble to be added drop-wise to the dust technology that pH is 2.5 In liquid, the molar ratio of nitric acid and tetrabutyl titanate is respectively 76:1.42,75 DEG C of constant temperature stirrings(300 rpm), reflux 24 it is small when after Alcohols is removed with rotary evaporation, finally obtains anatase type nano titanium dioxide sol;
(2)Glass fiber mesh pre-processes, and is thoroughly cleaned with cold water after fiberglass gridding curtain is boiled 10 minutes in boiling water, Dry at room temperature;
(3)Maceration extract prepares, to step(1)The silicone additives of final concentration of 30 g/L are added in the photocatalyst sol of preparation With the fatty alcohol polyoxyethylene ether of 2 g/L;The final concentration refers to the concentration in each finally formed maceration extract of leisure;
(4)Dipping-lifting processing, by pretreated fiberglass gridding curtain in step(3)15- is soaked in the maceration extract of preparation 20 minutes, 5min was placed in proposition in atmosphere, repeated above dipping-lifting step twice, impregnated fiberglass gridding curtain band Then liquid, finally bakes fiberglass gridding curtain 1 minute through 100 DEG C of preliminary dryings 2 minutes at 150 DEG C again.
Light catalytic purifying body 12 is directly hung on upper strata side stand 6, light catalytic purifying body is placed in device upper strata, favorably In coming into full contact with illumination, photocatalytic degradation is carried out to organic pollutions such as organophosphorus pesticides.
13 length of overhanging cable is 0.7m, and both ends are connected with main support 3 and floating ball 14 respectively.
The floating ball 14 is mesoporous lightweight ball float, and material is PVC plastic, using the buoyancy in water of floating ball 14, is passed through Overhanging cable 13 connects main support connecting hole 16 by apparatus main body part(I.e. main support, the multilayer of the different purification bodies of suspension are collateral Frame)Suspend in water.
Device when installing and using according to the following steps:
(1)Bracket assembled:4 main support units are assembled with main support connector 4, and 3 polylinker lantern rings are installed On main support 3;Side stand 6 is connected by the collateral Holder joint 15 on the polylinker lantern ring with main support 3, and uses fixing screws 7 are reinforced;
(2)Purification body layering suspension:Main support after combination and side stand are layered, photocatalysis is connected on the side stand of upper strata Purification body 12, connects bionic aquatic weed purification body 11 on the side stand of middle level, linkage function microbial cleaning body 10 on lower floor's side stand;
(3)Device is fixed and suspends:Main support lower end after layering suspension is connected to the bottom by lower traction rope 2 and fixed anchor 1 Fixed, main support upper end is connected by overhanging cable 13 with floating ball 14, ensures that device suspends in water body;
After device is installed in water body, the organic pollution such as pesticide in water body in device top area by photocatalytic degradation, The biological membrane degradation that media areas is formed on bionic aquatic weed, in lower region by the nitrobacteria in functional microorganism purification body Degraded, photocatalysis-biodegradation collaboration carries out, so as to carry out layered high-efficient removal to pollutant;When device runs a period of time Afterwards, connecting rope 9 can be untied, by light catalytic purifying body 12 and functional microorganism purification body 10 pulled down from side stand 6 renewal and Recycling.

Claims (10)

1. a kind of differential suspension formula water body in-situ dirty device only, it is characterized in that including fixation anchor, lower traction rope, main support, the lantern ring, Side stand, functional microorganism purification body, bionic aquatic weed purification body, light catalytic purifying body, overhanging cable, floating ball;Wherein, fixed anchor Upper end connected by the lower end of lower traction rope and main support, the upper end of main support is connected by overhanging cable with floating ball, main branch Some lantern rings are cased with frame, the side of each lantern ring is connected to some side stands, is distributed respectively on different side stands functional micro- Biological cleaning body, bionic aquatic weed purification body, light catalytic purifying body.
A kind of 2. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that the main support is Main support can be combined;Combined main support is divided into N root main support units, N >=3 from top to bottom;The main support unit is PVC Plastic tube, the length of single main support unit are 20cm-60cm, a diameter of 3cm-10 cm of single main support unit, up and down phase Adjacent two main support units are connected by main support connector;The main support connector is PVC plastic articulation, size according to Main support Unit selection;Adjacent two main support units can be combined or dismantled by main support connector;The floating ball is Hollow light weight ball float, material are PVC plastic, using floating ball buoyancy in water, pass through the upper main support of overhanging cable connection and connect Connect hole device suspends in water.
A kind of 3. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that in the main support Topmost there is upper main support connecting hole in the upper end of a main support unit, and the lower end of upper main support connecting hole and overhanging cable connects Connect, the upper end of overhanging cable is connected with floating ball;There is lower main support in the lower end of a bottom main support unit in the main support Connecting hole, lower main support connecting hole are connected with the upper end of lower traction rope, and the lower end of lower traction rope is connected with fixed anchor;The fixation Anchor is stone or iron block, is connected by lower traction rope with lower main support connecting hole, for the present apparatus is fixed at the bottom.
A kind of 4. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that the lantern ring is interior Footpath size is coincide with main support, it is ensured that be may pass through and is fitted closely main support, the internal diameter of the lantern ring is less than the outer of main support connector Footpath, 1 lantern ring is distributed on main support between the adjacent main support connector of each two;The lantern ring is the polylinker lantern ring, polylinker The material of the lantern ring is PVC plastic, and the side of the polylinker lantern ring is equidistant to be circumferentially distributed n tapped collateral bridge joints Head, 2≤n≤8;Be fixedly connected with a side stand in each collateral Holder joint, side stand in horizontal positioned, one end of side stand with Corresponding collateral Holder joint is fixedly connected;The lantern ring is different according to the height of the present position on main support, is divided into upper strata The lantern ring, the middle level lantern ring, lower floor's lantern ring, the upper strata lantern ring side connection side stand on be hung with light catalytic purifying body, the middle level lantern ring Bionic aquatic weed purification body is hung with the side stand of side connection, is hung on the side stand of lower floor's lantern ring side connection functional micro- Biological cleaning body.
A kind of 5. differential suspension formula water body in-situ according to claim 1 or 4 dirty device only, it is characterized in that the side stand For PVC plastic pipe, the length of every side stand is 20cm-80cm, and there is an external screw thread in one end of side stand, the external screw thread of side stand with The internal thread of collateral Holder joint coincide, so that side stand is connected by collateral Holder joint with main support;It is equidistant on every side stand From equipped with m side stand connecting hole, 4≤m≤10, for by functional microorganism purification body or bionic aquatic weed purification body or photocatalysis Purification body is hung on side stand.
A kind of 6. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that the micro- life of the function Thing purification body is the net dirty carrier of loading functional microorganism;Wherein functional microorganism is that artificial screening obtains, to specific pollution Thing has the degradation bacteria of efficient degradation effect;For the preferred macromolecule carrier of net dirty carrier of loading functional microorganism, activated carbon, The porous ecomaterial such as haydite, carrying method preferably embed fixation, and the net dirty carrier of loading functional microorganism can be concentrated into In the permeable container such as purifying ball or purification mesh bag, then hang on the side stand of lower floor;
The bionic aquatic weed purification body material is polyolefins filler, is banding or strand shape, and bionic aquatic weed purification body connects Rope is tied to form tufted and hangs on the side stand in middle level, that is, hangs on the side stand of middle level lantern ring side connection;Device After running a period of time, the indigenous microorganism in water body can form biomembrane on these bionic aquatic weed purification body surfaces, and then Degraded water pollutant;
The light catalytic purifying body is the net dirty carrier of load nano-photocatalyst, the wherein preferred nano-silica of nano-photocatalyst Change titanium, the net dirty carrier for loading nano-photocatalyst can be cellular glass, glass fibre etc.;Carrying method preferably impregnates- Czochralski method, if the net dirty carrier of load nano-photocatalyst is scattered fritter, it is permeable to put it into purifying ball or purification mesh bag etc. It is hanging on the side stand on upper strata, that is, is hung on the side stand of upper strata lantern ring side connection with connecting rope again after container; If the net dirty carrier for loading nano-photocatalyst is the smooth bulk of regular shape, directly hang on the side stand of upper strata, i.e., Directly hang on the side stand of upper strata lantern ring side connection;Light catalytic purifying body is placed in device upper strata, to come into full contact with light According to pollutant progress photocatalytic degradation.
A kind of 7. differential suspension formula water body in-situ as claimed in claim 1 dirty device only, it is characterized in that including when using following Step:
(1)According to actual conditions such as the depth of water, water pollutant types, used main support, side stand, functional microorganism are determined Purification body, bionic aquatic weed purification body, the quantity and type of light catalytic purifying body, determine the length of overhanging cable and lower traction rope;
(2)Main support and side stand assembling:Assembled with main support connector and N root main support units, N >=3, and by the lantern ring On main support;Side stand is connected by the collateral Holder joint on the lantern ring with main support, and is added with fixing screws Gu;
(3)Purification body layering suspension:After functional microorganism purification body, bionic aquatic weed purification body, light catalytic purifying body are ready to, Main support after combination and side stand are layered, light catalytic purifying body is hung on the side stand of upper strata, is hanged on the side stand of middle level Bionic aquatic weed purification body is hung, hanging function microbial cleaning body on lower floor's side stand;
(4)Device is fixed and suspends:Main support lower end after layering suspension is connected to water-bed solid by lower traction rope with fixed anchor Fixed, main support upper end is connected by overhanging cable with floating ball, ensures that device suspends in water body, traction rope length is according to depth of water tune It is whole;
After device installation, pollutant in water body in device top area by photocatalytic degradation, in media areas by bionic aquatic weed The biological membrane degradation of upper formation, is degraded in lower region by functional microorganism, and photocatalysis-biodegradation collaboration carries out, so that right Pollutant carries out layered high-efficient removal;, can be net by light catalytic purifying body and functional microorganism after device runs a period of time Change body and pull down replacement and recycling.
A kind of 8. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that the micro- life of the function Thing purification body is the net dirty carrier of load nitrobacteria, and nitrobacteria strain obtains for artificial enrichment isolation, by nitrobacteria Concentration 1 × 10 is made after expanding numerous collection8The thalline suspension of a/L;Using sodium alginate-calcium chloride investment to nitrobacteria Immobilize, specific steps include:
(1)Prepare the sodium alginate soln of final concentration of 50g/L;
(2)With volume ratio 1:1 is added to nitrobacteria suspension in sodium alginate soln;
(3)Prepare the calcium chloride solution of 20g/L;
(4)Nitrobacteria and sodium alginate mixed liquor are instilled to the calcium chloride of 20g/L with syringe with the speed of 120 drops/minute In solution, nitrobacteria and sodium alginate mixed liquor:Calcium chloride solution volume ratio is 1:5, handed over after scattered balling-up in 4 degree of refrigerators Join 4 it is small when after formed 2mm diameters nitrobacteria immobilization particle, will immobilization particle load aperture≤2mm gauze after put Enter purifying ball, then hang on purifying ball on the side stand of lower floor.
A kind of 9. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that the bionic aquatic weed Purification body material is polyolefins filler, and shape is strand shape, and bionic aquatic weed purification body is tied to form tufted with connecting rope and is hung In on the side stand positioned at middle level, after device operation a period of time, the indigenous microorganism in water body can be net in these bionic aquatic weeds Change and biomembrane is formed on body surface face, and then water pollutant of degrading.
A kind of 10. differential suspension formula water body in-situ according to claim 1 dirty device only, it is characterized in that the photocatalysis Purification body is the glass fiber mesh of load anatase-type nanometer titanium dioxide, and monolithic glass web size is long 10 cm × wide 5cm × thickness 0.5cm, aperture are 100 mesh, and anatase-type nanometer titanium dioxide carrying method is dipping-pulling method, specific steps bag Include:
(1)Photocatalyst sol is prepared, is specially stirred in the case where magnetic stirring apparatus rotating speed is 1000rpm stirring conditions, by forerunner The aqueous isopropanol of body tetrabutyl titanate is at the uniform velocity added drop-wise in the diluted nitric acid aqueous solution that pH is 2.5, nitric acid and tetrabutyl titanate Molar ratio is respectively 76:1.42,75 DEG C of constant temperature stirrings(300 rpm), reflux 24 it is small when after with rotary evaporation remove alcohols, finally Obtain anatase type nano titanium dioxide sol;
(2)Glass fiber mesh pre-processes, and is thoroughly cleaned with cold water after fiberglass gridding curtain is boiled 10 minutes in boiling water, Dry at room temperature;
(3)Maceration extract prepares, to step(1)The silicone additives of final concentration of 30 g/L are added in the photocatalyst sol of preparation With the fatty alcohol polyoxyethylene ether of 2 g/L;The final concentration is the concentration in each finally formed maceration extract of leisure;
(4)Dipping-lifting processing, by pretreated fiberglass gridding curtain in step(3)15- is soaked in the maceration extract of preparation 20 minutes, 5min was placed in proposition in atmosphere, repeated above dipping-lifting step twice, impregnated fiberglass gridding curtain band Then liquid, finally bakes fiberglass gridding curtain 1 minute through 100 DEG C of preliminary dryings 2 minutes at 150 DEG C again.
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