CN109928517A - A kind of various dimensions water purifying device and its application - Google Patents
A kind of various dimensions water purifying device and its application Download PDFInfo
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- CN109928517A CN109928517A CN201910320787.2A CN201910320787A CN109928517A CN 109928517 A CN109928517 A CN 109928517A CN 201910320787 A CN201910320787 A CN 201910320787A CN 109928517 A CN109928517 A CN 109928517A
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Abstract
The present invention provides a kind of various dimensions water purifying device, can various dimensions water body is purified, top non-degradable packaging bag may be recovered, connecting line is located at below non-degradable packaging bag, its length is adjustable, and then realizes and purify to water body middle section, after degradable connecting line is decomposed fracture, biodegradable bag containing cleanser sinks, water bottom is fallen into, water bottom and sludge are purified, and at any time, biodegradable bag is decomposed, without recycling.
Description
The invention belongs to depollution of environment field, in particular to a kind of various dimensions water purifying device, and its in the depollution of environment
The application in field.
Background technique
Studies have shown that in current aquaculture process, since bait utilization is low, residual bait, the discharge of cultivated animals excrement
The problems such as excessive, causes the eutrophication of water body and C, N, P enrichment pollution of bed mud and bed mud oxidation-reduction potential to reduce.
Water body eutrophication degree increases, and will lead to ammonia nitrogen and nitrite is exceeded, generates toxic action to aquatic livestock.A large amount of cultivation
The discharge of waste water causes tremendous influence to surrounding enviroment, and water environment deteriorates, frequent occurrence, the ecological balance and bio-diversity
Also it is destroyed.The deteriorating water quality of Cultivated water also gives China's fishery economic to arrive massive losses, with culture fishery
It grows rapidly, the scale of intensive industrialized aquaculture is growing.At the same time, untreated breeding wastewater " industry " life
Any discharge of sewage is contaminated natural water area, and breeding ecological environmental degradation leads to the disease problem of aquatic livestock increasingly
Seriously.The chemicals such as antibiotic are currently mainly used to control the generation of disease, but excessive use of antibiotic not only makes disease
The drug resistance of bacterium enhances, but also disturbs the normal growth breeding of beneficial microbe colony, causes the imbalance of Tiny ecosystem.Antibiosis
Medicine is residual caused by the long-time service of element seriously affects water quality and aquatic products quality, also directly threatens the health and safety of the mankind.
Currently, the method for the physical chemistry control Water quality of coal slag granules absorption and ferric iron oxidation sulfides is deposited
The disadvantages of costly, persistence is poor, secondary pollution.In contrast, the BIOLOGICAL CONTROL of sulfide has environmentally friendly, efficient, lasting
The advantages that, it is a kind of more promising sulfide control technology.Immobilized microorganism technology is to utilize method physically or chemically
Free microbial cell is fixed on carrier, the method that makes it keep activity and can recycle has been successfully applied to
Water body, atmosphere, Soil Pollution Control field, achieve preferable effect.Such as in immobilized cell technique, investment is to make carefully
Born of the same parents are distributed to inside porous carrier, or using high polymer when forming gel by cell embedding in inside, to reach fixed
The purpose of cell is current most widely used method for immobilizing cell, however utilizes the biological metabolism function of sulfur-oxidizing bacteria
When handling sulfur-containing waste water, usually the metabolism of the functional microorganism in reactor is set to live since water inlet sulfide concentration is high
It is dynamic to be suppressed, the laundering period for causing functional microorganism to need to grow very much, and since the adhesion property of sulfur-oxidizing bacteria is not strong, pole
It is easily lost with water outlet, so higher sulfur-oxidizing bacteria concentration to be kept also extremely to be not easy in the reactor.
A kind of sulfur-oxidizing bacteria immobilization based on Polyurethane carrier as disclosed in CN103951052 A Beijing University of Technology
Biological active filling material preparation and application, block-like polyurethane foam immobilized have sulphur oxidation thin by squeezing absorption embedding liquid and adsorbing
The particulate bioactive filler that the embedding liquid of bacterium is cut after solidifying, but polyurethane material presence is asked as follows
Topic: (1) density is single, only exists floating and sinking two states, can not for a long time effectively in water body variation dynamic system
Be suspended in water body；(2) polyurethane Polymer Surface is also not suitable for establishing site without site, therefore is not appropriate for sulphur oxidation
The selection of bacterium is adsorbed；(3) aperture of polyurethane is single, only has random macropore, although macropore is conducive to adsorb, than
Surface area is minimum, and fixed effect is poor, and stability improves a little；(3) polyurethane will cause serious dirt as organic polymer
Dye, such as patent notes are as the length that biologic packing material shape can be that the square of side length 3-5mm, length, width and height be respectively 3-5mm
The cylindrical body etc. of cube, diameter 3-5mm, high 3-5mm is purifying the large area such as lake, ocean similar to the carrier of particle
After water body, there are great problems for recycling, easily pollute.
In addition, a kind of composite microbial bacteria adsorbent of CN109382075 A Wuhan Polytechnic University and preparation method thereof and
Sewage water treatment method, the composite microbial bacteria adsorbent include complex carrier and composite microbial bacteria, the complex carrier packet
Include sodium alginate, molasses, diatomite, micron order active carbon and conch meal.The present invention is with sodium alginate, molasses, diatomite, micro-
Then composite microbial bacteria solidification is carried on the complex carrier and is made as complex carrier by meter level active carbon and conch meal
Composite microbial bacteria adsorbent improves the content, survival rate of microbial bacteria and effective time-to-live in adsorbent, for locating
When managing sewage, the harmful substances such as nitrite, ammonia nitrogen and hydrogen sulfide in the sewage that can effectively degrade reach and purify water
Effect.But there are the following problems for the polyurethane material: (1) carrier is complicated, is uniformly mixed difficulty, can not accomplish that homogeneous is mixed
It closes, causes the adsorption effect stability of entire adsorbent poor；(2) without effectively absorption vacancy, unordered macroporous absorption bacterium is only relied on
Group is adsorbed single.
Meanwhile in the application of series on the same day of the present inventor, the method by calibration attachment sulfur-oxidizing bacteria of record, and
It has the following problems to need to improve by the Water body cleansing agent that this method obtains: (1) cleanser is used for the clean-up effect of water body
It is excellent and high-efficient, but it is used for domestic sludge, when such as the purification of Wuxi Mei Lianghu seashore sludge, since the water of sludge is lower, nothing
Method gives full play to the clean-up effect of cleanser；(2) although calibration can effectively adhere to sulfur-oxidizing bacteria, its adsorption capacity still compared with
Difference, it is to be improved；(3) loading of sulfur-oxidizing bacteria is to be improved；(4) cleanser can connect under stable laboratory condition
Continuous purifying water body 1-1.5, but complexity in actual use, the ability of continuous purification is poor；(5) graininess water body is net
Agent, water flow shear force are easy dispersion cleanser, reduce clean-up effect；(5) the silica support presence mesoporous due to macropore, makes it
Mechanical strength becomes the critical defect in application process.
In addition, in the prior art, cleanser is usually using polybag as the parcel bag of carrier, in CN102273490A
A kind of algae-inhibiting agent recorded, the preparation and preservation of the algae-inhibiting agent are the Chinese celery freeze-dried powder that will be prepared, the pure grade bluestone powder of chemistry
Last and kaolin is uniformly mixed and made into complex composition by 50:1:49, and plastic bag packaging, i.e., the above-mentioned prior art, there is no needles
Discussion is made to the recycling problem of polybag, and in well known existing water pollution, white garbage is also the important composition of pollution
Part, but if cleanser is wrapped up in not applicable packaging bag, the cleanser of particle dress is easy to be broken up by water body, or washes away
Extremely non-field of purification, and it is unable to reach clean-up effect.
Finally, a kind of sulfur-oxidizing bacteria immobilization fixed type biological based on mesh carrier as disclosed in CN104108800A
Active filler, the cleanser are that the immobilization fixed type biological active filler by multiple based on mesh carrier is fixed in parallel
On frame structure supporter, then supporter is placed in reactor and is used for water process, i.e., the described invention is only single dimension
Water body is purified.
Summary of the invention
Based on the above-mentioned problems of the prior art, the purpose of the present invention is to provide various dimensions water purifying device, institutes
State that device is pollution-free, top is recyclable, lower part is without recycling various dimensions water body purification, the cleanser adsorbance in described device
Greatly, water content height, strong adsorption force, high mechanical strength.
A kind of various dimensions water purifying device, described device is by nondegradable top, degradable connecting line, degradable
Lower part constitute, wherein the top include non-degradable packaging bag and non-degradable suspension air bag and be located at non-degradable
Particle packing object A in packaging bag, degradable lower part include the particle of degradable packaging bag and packaged bag package
Deposit B, the particle packing object A or B support germy carrier, 10-20wt.% snowflake sand, 10- by 60-80wt.%
20wt.% quartz is constituted, wherein the carrier all has macropore skeleton structure, the bacterium is that aerobic and/or amphimicrobian is thin
Bacterium.
Further, the carrier in the particle packing object A be one of active carbon, kaolin, zeolite, montmorillonite or
It is a variety of.
Further, the bacterium in the particle packing object A is lactic acid bacteria, saccharomycete, denitrifying bacteria, sulfur-oxidizing bacteria
One of or it is a variety of.
Further, the bacterium for stating carrier surface in particle packing object A is by using after Enrichment of bacteria culture
Sodium alginate-polyvinyl alcohol-Calcium Chloride Method is handled.
Further, the step of sodium alginate-polyvinyl alcohol-Calcium Chloride Method are as follows: firstly, enrichment culture is carried out to bacterium,
In 28-35oUnder the conditions of C, the bacterium of enrichment is added in sodium alginate soln, be then added active carbon by clean processing,
One of kaolin, zeolite, montmorillonite or variety carrier, impregnate 0.5-2h, polyvinyl alcohol is then added, after mixing evenly plus
Enter in calcium chloride solution, cross-linking reaction 2-4 hours, takes out the carrier Jing Guo cross-linking reaction, it is natural using brine
Evaporation drying；Then snowflake sand and quartz, nondecomposable packaging bag packaging, wherein the concentration of the sodium alginate is is added
1-2wt.%, the concentration of polyvinyl alcohol are 2-5wt.%, and the concentration of calcium chloride is 1-2wt.%.
Further, the carrier in the particle packing object B is macropore mesopore silicon oxide, the parameter attribute of the carrier
As follows: for macropore having a size of 20-30 μm, mesoporous pore size is 3.5-3.8nm, specific surface area 90-130m2/g。
Further, the carrier in the particle packing object B is into excessively following processing: (1) preparing macropore mesopore silicon oxide and carry
Body；(2) restore-vulcanize to carrier: (3) prepare sulfur-oxidizing bacteria culture medium；(4) the above-mentioned bacterium solution for taking culture is taken, is added
Porous carrier in step (2) after reduction-vulcanization, shaking table shake, 20-32 DEG C standing 2-3 days, sufficiently adsorbed in carrier surface
Sulfur-oxidizing bacteria；(5) by extra broth out in step (4), deionized water is washed 1-2 times, is immersed in sodium alginate soln
In, 0.5-2h is impregnated, polyvinyl alcohol is then added, is stirring evenly and then adding into calcium chloride solution, cross-linking reaction 2-4 hours.(6)
The carrier Jing Guo cross-linking reaction is taken out, using brine, natural evaporation is dry.
Further, the bacterium in the particle packing object B is sulfide-oxidizing enzyme, and the sulfur-oxidizing bacteria includes colourless sulphur
Thiobacillus or Filamentous sulfur bacteria or the purple sulfur bacteria in coloured sulfur bacteria, chloracea, the red bacillus in marsh in bacterium.
Further, the packaging bag is hydrophily, porous material, wherein the degradable packaging bag is by poly- cream
One of acid, polyhydroxyalkanoates or starch water wetted material or a variety of compositions.
Further, a kind of depollution of environment application of various dimensions water purifying device, it is characterised in that described device is available
In water bodys such as sludge, farmland, septic tank, sanitary sewage, industrial wastewater, pond, marsh, river, sea, lake, aquariums
Purification of water quality or field of deodorization.
Biodegradable bag (7) of the present invention is by one of polylactic acid, polyhydroxyalkanoates or starch water wetted material or more
Kind is constituted, and by taking polylactic acid as an example, polylactic acid (PLA) is aliphatic polyester, with lactic acid (2 hydroxy propanoic acid) for basic structural unit.
PLA can be made by natural materials such as fermented maizes, and lactic acid polycondensation can also be used and be made.Polylactic acid can as a kind of non-petroleum base
Biodegradated polymer materal is always the great themes studied in materials science field.Polylactic acid synthesis and modified technique
It continues to develop, so that polylactic acid substitutes conventional plastic in multiple fields and is increasingly becoming possibility.And polylactic acid industrialization is gradually
Maturation, but also more and more poly-lactic acid products will will appear, as products such as polylactic acid plastic bag, tableware, golf ball nails
It circulates in the market, but rarely has the example as cleanser packaging bag, the water purification agent feel that the present invention uses
It is soft, hydrophily is strong, moisturizing good permeability, being easy can be effective by adding additive in degradable bag by biological decomposition
Control is decomposed the time, and when the clean-up effect of water purification agent reduces, degradable biological bag will not produce water quality by biological decomposition
It is raw to influence, and silica support can be effectively discharged in nature, in addition, the length or width about biodegradable bag are 15-
25cm, the selection of the size, the weight with final water purification agent, the purification efficiency of water purification agent, expense are closely bound up, not arbitrarily
Selection.
Non-degradable packaging bag (1) of the present invention is plastics common in the art, such as polyethylene, modified poly ethylene, sheet
Without limitation, but the packaging bag should have porous, hydrophily or non-extreme hydrophobic for invention.
The carrier of particle packing object A is one of active carbon, kaolin, zeolite, montmorillonite or a variety of, institute in the present invention
There is macroporous structure in carrier, be conducive to the absorption of bacterium.Bacterium in the particle packing object A is lactic acid bacteria, saccharomycete, anti-
One of nitrobacteria, sulfur-oxidizing bacteria are a variety of,
It the use of culture medium is culture medium common in the art, such as beef extract-peptone agar medium；LB(Luria-
Bertani) culture medium；Czapack culture medium；Martin agar medium etc..
The silica support that particle packing object B of the present invention is used is with the inert carrier mesoporous containing macropore, the load
Body is nontoxic to microorganism；Mass-transfer performance is good；High mechanical strength after immobilization；Physics, chemical property are stablized, and are not easy by microorganism
It decomposes；Immobilization operation is easy；Long service life；Cheap, in detail, the silica support is in water body purification process
In without recycling, will not natural environment be had any impact and be born, the carrier be non-acid non-alkali neutral material, that is, carry
Body itself will not change the pH value of water body to be clean, i.e., will not balance to the pH of stable aqueous bio system and generate bad shadow
It rings, i.e., carrier of the invention is suitable for the water body purification of any pH environment.
The preparation method mesoporous about macropore of the present invention, including sol-gel method existing in the prior art, template,
Microemulsion method, hydro-thermal method, the precipitation method, wherein preferred template method, common such as using monolithic devices polystyrene as the hard of macroporous structure
Template, nonionic surfactant P123 are the macropore mesoporous supports of the soft mode board member of meso-hole structure, and the carrier can have
The control macropore of effect and mesoporous structure, and deploy convenient, high stability.The carrier has the perforative hole knot that is interconnected
Structure, the connected hole window of 1-10 μm of attachment, hole wall are made of mesoporous appearance structure on hole wall；Macropore is mesoporous having a size of 20-30 μm
Pore size is 3.5-3.8nm, specific surface area 90-130m2/ g, Kong Rong 0.17-0.25cm3/ g, wherein the preferred 23- of big pore size
27 μm, mainly since the sulfur-oxidizing bacteria that the present invention uses is mainly Filamentous sulfide-oxidizing enzyme of the width dimensions at 0.5-10 μm,
The bacterium is capable of the supporting in the macropore and empty window of porous carrier of selectivity, secondly, the porous carrier particle size used
It is to be more suitable for supporting in the porous of small particle size because the sulfide-oxidizing enzyme mushroom volume is relatively small for 0.1-2cm
Particle surface, this specific bacteria cooperate the combination of specific macropore diameter and grain diameter, will not both make other bacteriums
The duct position for originally belonging to Filamentous sulfide-oxidizing enzyme is occupied, will not make to already take up the Filamentous sulfide-oxidizing enzyme of duct position easily
It flows out from duct, in addition, the sinking speed of the porous particle in this particle size range is lower, is more suitable for water depth
Direction slowly disperses.
It is 3.5-3.8nm about mesoporous pore size, mesoporous presence can effectively improve the specific surface area of carrier, into
And improve to the adsorption capacity of water body, it is contacted convenient for polluted-water with carrier, final raising polluted-water and sulfur-oxidizing bacteria
Contact probability, in addition, high specific surface area is conducive to the dispersion of flora, it is more great for the flora meaning of aerobic-type, and be situated between
The sulfide that hole duct is conducive to be oxidized object is discharged from carrier, accelerates cleanser and imitates to the purification rate of water body and purification
Fruit.
Secondly, restore-vulcanize to carrier, specific processing mode is that the carrier is placed in vacuum tube furnace
In corundum cup, lead to argon gas emptying, then switching gas road is 1 ~ 5vol.H2/ Ar gaseous mixture, is warming up to 550-600oC, time is
1-1.5h being naturally cooling to 200-300oAfter C, after argon gas emptying, it is passed through CS2Gas, with 10-15oC/min rises to 700oC, it is permanent
Warm 1-2h, cooled to room temperature.The infrared results of silica support are tested it can be concluded that there is apparent peak at 3100-3500
Value can belong to its surface rich in hydroxyl, and the hydroxyl is unavoidable group, this just imparts the certain parent of silica support
It is aqueous, but the hydroxyl has no actual beneficial value for water body purification, and is unfavorable for the absorption of bacterium, therefore by also
Former and subsequent vulcanization vulcanizes the hydroxyl on its surface for sulphur oxygen key, and the sulphur oxygen key can be used as sulfur-oxidizing bacteria nutrition
Source is conducive to advantageous sulfur-oxidizing bacteria in the medium and adsorbs to solid carrier surface, further to improve carrier surface load
Carry sulfide-oxidizing enzyme concentration, by reduction-sulfurization handle can effectively by the living bacteria count of carrier surface supported improve to
≥6×108A/g.
In addition, the reduction treatment process is while having reduction to surface hydroxyl, moreover it is possible to effectively be killed to carrier
Bacterium, sterilizing occupy duct to reduce alien bacteria, generate adverse effect to subsequent inoculation.About sulfur-oxidizing bacteria in carrier
The adsorption time on surface, if adsorption time is too short, thallus cannot be adsorbed sufficiently；If adsorption time is too long will to extend reality
The time is tested, causes the waste being not necessarily to, thereby increases and it is possible to cause thallus aging.No matter what kind of situation it is, all will lead to experiment cannot
Reach optimum efficiency.Accordingly, it is determined that optimal adsorption time is necessary, present invention determine that adsorption time be to stand 2-
3 days.
But the quantity of above-mentioned effective viable bacteria is still restricted, and then affects its purification efficiency, specifically: above-mentioned load
Body has macropore meso-hole structure, and therefore mass transfer rate is very fast, but between thallus and carrier or based on adsorption capacity, therefore bacterium
Body and carrier binding force are weak, and mycelia is easy to fall off, therefore the present invention passes through gelling agent, crosslinking agent and strengthening agent in above-mentioned macropore duct
The interior higher cross-linked gel matter of formation water content, causes the problem of capable of effectively preventing the thallus adsorbed from being detached from
Living bacteria count >=8 × 10 that carrier surface of the present invention supports10A/g., but for needing type thallus, the presence of crosslinked
Also substrate, reactant and oxygen molecule can be spread and generates adverse effect, so that the decline of reaction rate, it sometimes even can be due to matter
Amount transmitting limits and changes the metabolism behavior of thallus in gel particle, it is therefore desirable to adjust the water content of the carrier.
In addition, some snowflake sand and quartz are preferably mixed when the use of packaging bag including water purification agent, from settleability angle
It says, adds snowflake sand and quartz light penetrates, and improve the dispersibility of microorganism formulation, so that light can be occurred by being more advantageous to
Cooperation is used.
About bacterium, the bacterium that the present invention selects is sulfur-oxidizing bacteria, and sulfur-oxidizing bacteria refers to the reproducibility of lower valency
Sulfide or elemental sulfur complete oxidation are sulfate (SO4 2–) or partial oxidation be higher price sulfide monoid, such as its oxygen
Change the process of hydrogen sulfide are as follows: 2H2S+O2→2H2O+S2+ energy；S2+3O2+2H2O→+2H2SO4+ energy.
The sulfur-oxidizing bacteria that the present invention uses is the sulphur bar in aerobic and/or amphimicrobian mixture or colorless sulfur bacteria
Bacterium or Filamentous sulfur bacteria or the purple sulfur bacteria in coloured sulfur bacteria, chloracea, the red bacillus in marsh.Specifically,
Colorless sulfur bacteria, if Thiobacillus (aerobic) is most important chemautotrophy sulfide-oxidizing enzyme in soil and water, they being capable of oxygen
Change hydrogen sulfide, pyrite, elementary sulfur etc. and form sulfuric acid, energy is obtained from oxidation process: 2H2S+O2→2H2O+2S+ energy;
2FeS2+ 7O2+ 2H2O→2FeSO4+ 2H2SO4+ energy 2S+3O2+ 2H2O→2H2SO4+ energy, growth optimum temperature are
28-30℃.Some Thiobacillus can restrain oneself very sour environment or even acidophilus, common are Thiobacillus thioxidans, thiobacillus ferrooxidant
And thiobacillus thioparus.
Filamentous sulphur bacteria: main there are two categories, i.e. Beggiatoa and Thiothrix, the former filamentous is free, the latter
Filamentous is usually bonded on solid matrix.In addition, the lobated vulcanization leaf of the spiral helicine Thiospira of thallus, sphaerocyst band
Pseudomonas, cell circle can also be metabolized sulphur to all sulfur-bearings grain intracellular such as ovate Thiovulum.
Green sulphur bacteria, photoheterotrophy type, such photosynthetic bacteria is mainly using simple fatty acid, alcohol etc. as carbon source or electronics
Donor, can also be using sulfide or thiosulfate as electron donor, being capable of anaerobic oxidation elemental sulfur under illumination anaerobic condition
And H2S。
Purple sulfur bacteria, the concentration for being resistant to sulfide are lower than green sulphur bacteria.But purple sulfur bacteria can be in aerobic and micro- oxygen item
Sulphur oxidation is carried out under part, is more suitable for sulfur-oxidizing bacteria flora of the invention.
The red bacillus in marsh, heterotrophism anaerobism, but it is resistant to the organic wastewater of high concentration, and conversion capability is strong, have to phenol, cyanogen
Certain decomposition.
Compared with prior art, the invention has the following beneficial effects:
(1) present invention can various dimensions water body is purified, top non-degradable packaging bag may be recovered, suspension air bag energy
It is enough to guarantee that the packaging bag equipped with particle packing object does not settle, and facilitate subsequent observation and salvaging；Degradable connecting line position
Below non-degradable packaging bag, length is adjustable, and then realizes and purify to water body middle section, when degradable
Connecting line is decomposed after fracture, and the biodegradable bag containing cleanser sinks, and water bottom is fallen into, to water bottom and sludge
It is purified, and at any time, biodegradable bag is decomposed, without recycling, cleanser is silicon oxide particle, will not be to ring
Border pollutes.
(2) degradable and non-degradable packaging bag hydrophily is preferable, facilitates mass transfer, can improve clean-up effect
(3) the bacterium loading of carrier surface of the present invention is big, and survival rate is high, and flora advantage is big, and purification efficiency is high.
(4) carrier of the present invention be inert activated carbon, kaolin, zeolite, montmorillonite, porous oxidation silicon carrier, abundance,
Purification suitable for various pH water bodys.
(5) water purification agent of the invention is clean, efficiently, is easy to use.
Detailed description of the invention
Attached drawing 1 is the schematic diagram that the present invention carries out various dimensions purification in water body.
Attached drawing 2 is that a kind of various dimensions water purifying device of the present invention is broken schematic diagram.
Attached drawing 3 is purification device upper and lower part of the present invention schematic diagram.
The explanation of appended drawing reference: non-degradable packaging bag 1；Suspension air bag 2；A bacterial load particle 3；Snowflake sand 4；Silicon
Sand 5, B bacterial load particle 6, biodegradable bag 7.
Specific embodiment
For a better understanding of the present invention, below by several embodiments, the present invention is further described, and embodiment is served only for
It explains the present invention, any restriction will not be constituted to invention.
Embodiment 1
Such as attached drawing 1, attached drawing 2, shown in attached drawing 3, the present invention can various dimensions water body is purified, top non-degradable packaging bag
1 may be recovered, and suspension air bag 2 can guarantee that the packaging bag equipped with particle packing object does not settle, and facilitate subsequent sight
It surveys and salvages；Degradable connecting line is located at 7 lower section of non-degradable packaging bag, and length is adjustable, and then realizes in water body
Between partially purified, after degradable connecting line is decomposed fracture, biodegradable bag 7 containing cleanser sinks, and falls
Enter water bottom, water bottom and sludge are purified, and at any time, biodegradable bag is decomposed, without recycling, only
Agent is silicon oxide particle, will not be polluted the environment, have in particle packing object A A bacterial load particle 3, snowflake sand 4,
Quartz 5 is constituted；There are B bacterial load particle 6, snowflake sand 4, quartz 5 to constitute in particle packing object B.
The preparation method on non-degradable top:
Firstly, enrichment culture is carried out to bacterium, in 28-35oUnder the conditions of C, the bacterium of enrichment is added in sodium alginate soln, so
It is added afterwards by one of the active carbon of clean processing, kaolin, zeolite, montmorillonite or variety carrier, impregnates 0.5-2h, so
After polyvinyl alcohol is added, be stirring evenly and then adding into calcium chloride solution, cross-linking reaction 2-4 hours, take out by cross-linking reaction
Carrier, using brine, natural evaporation is dry；Then snowflake sand and quartz, nondecomposable packaging bag packet is added
The outside of dress, undecomposable packaging bag is equipped with suspension air bag, wherein the concentration of the sodium alginate is 1-2wt.%, polyvinyl alcohol
Concentration be 2-5wt.%, the concentration of calcium chloride is 1-2wt.%, and the bacterium in the particle packing object A is lactic acid bacteria, yeast
One of bacterium, denitrifying bacteria, sulfur-oxidizing bacteria are a variety of.
The preparation method of degradable lower part:
(1) macropore mesopore silicon oxide carrier is prepared；(2) restore-vulcanize to carrier: (3) prepare sulfur-oxidizing bacteria culture medium；
(4) the above-mentioned bacterium solution for taking culture is taken, the porous carrier in step (2) after reduction-vulcanization is added, shaking table shakes, and 20-32 DEG C quiet
It sets 2-3 days, sufficiently adsorbs sulfur-oxidizing bacteria in carrier surface；(5) by extra broth out in step (4), deionization washing
It washs 1-2 times, is immersed in sodium alginate soln, impregnate 0.5-2h, polyvinyl alcohol is then added, is stirring evenly and then adding into calcium chloride
In solution, cross-linking reaction 2-4 hours.(6) carrier Jing Guo cross-linking reaction is taken out, using brine, natural evaporation is dry
It is dry.
Bacterium in the particle packing object B is sulfide-oxidizing enzyme, and the sulfur-oxidizing bacteria includes the sulphur in colorless sulfur bacteria
Bacillus or Filamentous sulfur bacteria or the purple sulfur bacteria in coloured sulfur bacteria, chloracea, the red bacillus in marsh.
The packaging bag is hydrophily, porous material, wherein the degradable packaging bag is by polylactic acid, poly- hydroxyl alkane
One of acid esters or starch water wetted material or a variety of compositions.
Then be added snowflake sand and quartz, decomposable packaging bag packaging, by degradable connecting line, connect top and
Lower part
Embodiment 2
Preparation method is as described in Example 1.
Top: carrier is 70wt.% kaolin, zeolite mixture, ratio 1:1；20wt.% snowflake sand, 10wt.% quartz
Stone, bacterium are lactic acid bacteria, saccharomycete, denitrifying bacteria mixed cell.
Lower part: carrier 70wt.% macropore mesopore silicon oxide；15wt.% snowflake sand, 15wt.% quartz；
Testing location: Wuxi fish pond；
Table 1
There is upper table it is found that cleanser device of the invention can simply, efficiently realize various dimensions water body purification in fish pond.
More than, although having carried out illustrative explanation to the present invention by preferred embodiment, the present invention does not limit to
In this specific embodiment, change appropriate can be implemented in the scope for being recorded in protection scope of the present invention.
Claims (10)
1. a kind of various dimensions water purifying device, it is characterised in that described device by nondegradable top, degradable connecting line,
Degradable lower part is constituted, wherein the top includes non-degradable packaging bag and non-degradable suspension air bag and is located at
Particle packing object A in non-degradable packaging bag, degradable lower part include degradable packaging bag and packaged bag packet
Particle packing the object B, the particle packing object A or B wrapped up in support germy carrier, 10-20wt.% snowflake by 60-80wt.%
Sand, 10-20wt.% quartz are constituted, wherein the carrier all has macropore skeleton structure, the bacterium is aerobic and/or facultative
Anaerobic bacteria.
2. a kind of various dimensions water purifying device as described in claim 1, it is characterised in that the load in the particle packing object A
Body is one of active carbon, kaolin, zeolite, montmorillonite or a variety of.
3. a kind of various dimensions water purifying device as described in claim 1, it is characterised in that thin in the particle packing object A
Bacterium is one of lactic acid bacteria, saccharomycete, denitrifying bacteria, sulfur-oxidizing bacteria or a variety of.
4. a kind of various dimensions water purifying device as claimed in claim 2, it is characterised in that described state carries in particle packing object A
The bacterium in body surface face is by being handled after Enrichment of bacteria culture using sodium alginate-polyvinyl alcohol-Calcium Chloride Method.
5. a kind of various dimensions water purifying device as claimed in claim 4, it is characterised in that sodium alginate-polyvinyl alcohol-chlorine
The step of changing calcium method are as follows: firstly, enrichment culture is carried out to bacterium, in 28-35oUnder the conditions of C, alginic acid is added in the bacterium of enrichment
In sodium solution, then it is added by one of the active carbon of clean processing, kaolin, zeolite, montmorillonite or variety carrier, leaching
0.5-2h is steeped, polyvinyl alcohol is then added, is stirring evenly and then adding into calcium chloride solution, cross-linking reaction 2-4 hours, takes out warp
The carrier for crossing cross-linking reaction, using brine, natural evaporation is dry；Then snowflake sand and quartz is added, it is inseparable
The packaging bag of solution is packed, wherein the concentration of the sodium alginate is 1-2wt.%, the concentration of polyvinyl alcohol is 2-5wt.%, calcium chloride
Concentration be 1-2wt.%.
6. a kind of various dimensions water purifying device as described in claim 1, it is characterised in that the load in the particle packing object B
Body is macropore mesopore silicon oxide, and the parameter attribute of the carrier is as follows: having a size of 20-30 μm, mesoporous pore size is macropore
3.5-3.8nm, specific surface area 90-130m2/g。
7. a kind of various dimensions water purifying device as claimed in claim 6, it is characterised in that the load in the particle packing object B
Body is into excessively following processing: (1) preparing macropore mesopore silicon oxide carrier；(2) restore-vulcanize to carrier: (3) prepare sulphur oxidation
Bacteria culture media；(4) the above-mentioned bacterium solution for taking culture is taken, the porous carrier in step (2) after reduction-vulcanization is added, shaking table shakes
It is dynamic, 20-32 DEG C standing 2-3 days, sufficiently adsorb sulfur-oxidizing bacteria in carrier surface；(5) extra culture solution in step (4) is gone
It removes, deionized water is washed 1-2 times, is immersed in sodium alginate soln, and 0.5-2h is impregnated, and polyvinyl alcohol is then added, and stirring is equal
It is added in calcium chloride solution after even, cross-linking reaction 2-4 hours；(6) carrier Jing Guo cross-linking reaction is taken out, is washed using physiology salt
It washs, natural evaporation is dry.
8. a kind of various dimensions water purifying device as described in claim 1, it is characterised in that thin in the particle packing object B
Bacterium is sulfide-oxidizing enzyme, and the sulfur-oxidizing bacteria includes Thiobacillus in colorless sulfur bacteria or Filamentous sulfur bacteria or coloured sulfur bacteria
In purple sulfur bacteria, chloracea, the red bacillus in marsh.
9. a kind of various dimensions water purifying device described in claim 1, it is characterised in that the packaging bag is hydrophily, more
Porous materials, wherein the degradable packaging bag is by one of polylactic acid, polyhydroxyalkanoates or starch water wetted material or more
Kind is constituted.
10. a kind of depollution of environment application of various dimensions water purifying device as described in any one of claims 1-9, feature
It is that described device can be used for sludge, farmland, septic tank, sanitary sewage, industrial wastewater, pond, marsh, river, sea, lake
The purification of water quality or field of deodorization of the water bodys such as pool, aquarium.
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