CN205741159U - Old and useless battery treatment system - Google Patents
Old and useless battery treatment system Download PDFInfo
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- CN205741159U CN205741159U CN201620744132.XU CN201620744132U CN205741159U CN 205741159 U CN205741159 U CN 205741159U CN 201620744132 U CN201620744132 U CN 201620744132U CN 205741159 U CN205741159 U CN 205741159U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
This utility model relates to a kind of old and useless battery treatment system, its structure is: a kind of crushing mixer is provided with old and useless battery and feeds intake place, crushing mixer side is provided with low-temperature bake stove, it is connected by transmission band between crushing mixer with low-temperature bake stove, low-temperature bake stove is provided with heavy metal collection system, there is water washing device low-temperature bake stove side, filtrate cycle storage device is had below water washing device, water circulation system is had between water washing device and filtrate cycle storage device, the pure processor of liquid it is provided with below filtrate cycle storage device, liquid pure processor upper surface is provided with adjuvant and adds mouth, liquid pure processor side is provided with bioleaching stirring pool, it is provided with precipitation backflow pool between the pure processor of liquid and bioleaching stirring pool, water washing device side is provided with crushing mixer, crushing mixer is connected by conveyer belt with water washing device.The metallic elements such as hydrargyrum in old and useless battery, ferrum, nickel, cobalt, manganese can be fully utilized, and both can reduce the pollution of environment, can economize on resources again, the energy, also can create new economic benefit.
Description
Technical field
This utility model relates to a kind of old and useless battery treatment system, belongs to environmental technology field.
Background technology
China is battery production and the big country of consumption in the world, annual amount of battery consumption account for world's total amount three/
One.Constantly producing along with battery and consume, old and useless battery quantity gets more and more, and battery brings easily simultaneously, also
Living environment to us causes huge negative effect.It is known that old and useless battery is generally filled out together with house refuse
Burying or burning disposal, not only polluted water resources, and soil is endangered huge by metallic element therein especially, old and useless battery is random
Disposal is one of main source of heavy metal pollution.On the other hand, in old and useless battery, the content of metal ion is higher, and metallic valence
Lattice are persistently rising, and therefore old and useless battery arbitrarily disposes the waste that also can cause resource.In short, the appropriate disposal of old and useless battery
Not only improve environmental conservation, also improve resource recycling rate.
The treatment technology of old and useless battery mainly has pyrometallurgy and hydrometallurgy two kinds at present.Hydrometallurgy is to utilize metal
And compound is soluble in the characteristic of acid, its solution is purified, reclaim metal and chemical products.Mainly there is direct leaching
(German) and roasting-solvent extraction method (Japanese).Although this method low cost, flexibility ratio are high, but long flow path, efficiency are low and there is secondary
Pollute.Pyrometallurgy then refer to the metal in old and useless battery and compound thereof at high temperature through peroxidating, reduce, decompose, wave
Send out, the recycling of the process such as condensation.Main point of normal pressure metallurgy and vacuum metallurgy two class.Though having organic efficiency height, secondary pollution
Little feature, but investment is big, cost height, technical sophistication etc..Some R&D institutions of China such as Tsing-Hua University, Shanghai Communications University
Although constantly improving Deng to both approaches, but economic effect is the most notable.
In recent years, part R&D institution proposed sintering process and bioleaching.Sintering process be old and useless battery through broken,
The step extracting metals material such as low-temperature sintering, high temperature sintering, its shortcoming is that high temperature consumes substantial amounts of energy with resource, process not
Thoroughly.Bioleaching rule is to utilize the oxidative metabolism of leaching bacterial strain, extracts metallics.Shortcoming is that antitypy is weak, heavy metal
The breeding of ion pair leaching strain growth causes serious obstruction, and treatment of battery kind is limited, and other nuisances in old and useless battery
Matter such as barrier film, alkaline matter etc. produce direct or indirect toxic action to bacterial strain.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of old and useless battery treatment system, passes through old and useless battery treatment
System, makes old and useless battery be processed by the method for crusher in crushing and screening, and screening thing, after low-temperature bake, successively passes through
Washing, filtration, separate filtering residue with filtrate afterwards.Filtrate enters water circulation system, a timing by filtrate cycle storage device
After between, filtrate being added in the pure processor of liquid and carry out purification processes, product includes potassium chloride, zinc chloride and sodium chloride etc..
Filtering residue is milled to powder in crushing mixer, and communicated band is sent to the biology containing prior cultured bioleaching liquid
Leaching stirring pool reacts.Bioleaching terminates rear liquid and flows into precipitation backflow pool, contains biological pouring under gravity
The mud of bacteriological filtration strain separates with supernatant, and sludge reflux works in bioleaching stirring pool, precipitation backflow pool in upper
Clear liquid is added in the pure processor of liquid process with filtrate before together, and the product after purification can externally be sold.
For solving problem above, concrete technical scheme of the present utility model is as follows: a kind of old and useless battery treatment system, and it is special
Levy and be: crushing mixer upper surface is provided with old and useless battery and feeds intake place, and crushing mixer side is provided with low-temperature bake stove, broken stir
Mixing and be connected by transmission band between machine with low-temperature bake stove, low-temperature bake furnace upper end face is provided with heavy metal collection system, low-temperature bake
Stove opposite side is provided with water washing device, is provided with filtrate cycle storage device below water washing device, and water washing device stores with filtrate cycle
Being connected by water circulation system between device, under filtrate cycle storage device, method is provided with the pure processor of liquid, and liquid is pure
Processor upper surface is provided with adjuvant and adds mouth, and liquid pure processor side is provided with bioleaching stirring pool, the pure process of liquid
Being provided with precipitation backflow pool between device and bioleaching stirring pool, bioleaching stirring pool is filled by sludge reflux with precipitation backflow pool
Putting connection, water washing device opposite side is provided with crushing mixer, and crushing mixer is connected by conveyer belt with water washing device.
The metallic elements such as what this utility model brought have the beneficial effect that 1, hydrargyrum in old and useless battery, ferrum, nickel, cobalt, manganese can
It is fully utilized, both can reduce the pollution of environment, can economize on resources again, the energy, also can create new economic benefit.
2, utilize emerging microbial technique, have green, environmental protection, the feature of safety, microbial technique development prospect is wide,
Space is big, for the invention provides good technical background.
3, large-scale bioleaching stirring pool, has broken bioleaching process old and useless battery and has carried out in laboratory cultures base
Routine, improve the treating capacity of old and useless battery.
4, in sedimentation tank, the mud containing purpose bacterial strain that precipitation obtains is back to bioleaching through sludge refluxing apparatus and stirs
Mix continuation effect in pond, the pure processor of supernatant influent in sedimentation tank is further processed, the circulation of mud
Utilize, it is achieved that material recycle with resource effectively save.
5, use traditional low-temperature bake technology, have compared with traditional pyrometallurgy and sintering technology saving the energy,
The advantages such as later stage investment is little, operating cost is low.
6, utilize traditional low-temperature bake technology, cross Cheng Qian at bioleaching and remove the heavy metal Hg in old and useless battery, keep away
Exempt from the harm to leaching bacterial strain of the bioleaching heavy metals in process hydrargyrum, strengthen the effect of bioleaching.
7, the processing of the old and useless battery in processing procedure crushing system, low-temperature bake and recovery system, old and useless battery are water washed
Filter system, waste liquid water circulation system and bioleaching dissolution metal ion system, clean high yield, and it be dirty the most not produce secondary
Dye.
8, low-temperature bake-bioleaching integration old and useless battery green treatment system is a kind of ground-breaking innovation, makes to give up
The process of used batteries is innoxious, clean, resource, benefit.
Accompanying drawing explanation
Fig. 1 is the structure chart of old and useless battery treatment system.
Wherein 1-old and useless battery feeds intake place, 2-crushing mixer, 3-conveyer belt, 4-low-temperature bake stove, 5-heavy metal recovery
Device, 6-water washing device, 7-filtrate cycle storage device, 8-water circulation system, 9-crushing mixer, 10-bioleaching stirs
Pond, 11-precipitates backflow pool, the pure processor of 12-liquid, and 13-adjuvant adds mouth, 14-sludge refluxing apparatus.
Detailed description of the invention
As it is shown in figure 1, a kind of old and useless battery treatment system, crushing mixer 2 upper surface is provided with old and useless battery and feeds intake place 1,
Crushing mixer 2 side is provided with low-temperature bake stove 4, is connected by transmission band, low temperature between crushing mixer 2 with low-temperature bake stove 4
Roaster 4 upper surface is provided with heavy metal collection system 5, and low-temperature bake stove 4 opposite side is provided with water washing device 6, below water washing device 6
It is provided with filtrate cycle storage device 7, is connected by water circulation system 8 between water washing device 6 with filtrate cycle storage device 7, filter
7 times methods of liquid recycling storage device are provided with the pure processor of liquid 12, and liquid pure processor 12 upper surface is provided with adjuvant and adds
Mouth 13, liquid pure processor 12 side is provided with bioleaching stirring pool 10, and the pure processor of liquid 12 stirs with bioleaching
Being provided with precipitation backflow pool 11 between pond 10, bioleaching stirring pool 10 is with precipitation backflow pool 11 by sludge refluxing apparatus 14 even
Connecing, water washing device 6 opposite side is provided with crushing mixer 2, and crushing mixer 2 is connected by conveyer belt 3 with water washing device 6.
1, put old and useless battery after being sorted by material difference by old and useless battery into and feed intake in place 1, enter crushing mixer 2
Carry out broken stirring and sieve.
2, the old and useless battery after utilizing conveyer belt 3 to crush is sent to traditional sintering processes system, at low-temperature bake stove 4
In 400 DEG C, under conditions of constant temperature 90min, broken old and useless battery is carried out low-temperature bake to remove hydrargyrum, the hydrargyrum obtained is at weight
In apparatus for recovering metal 5, can be used for outer selling.
3, the low-temperature bake product removing hydrargyrum is washed in water washing device 6 and filtered, filtrate and filtering residue are separated.
4, the filtrate being filtrated to get enters water circulation system 8 by filtrate cycle storage device 7, after circulation certain time,
After ie in solution concentration reaches requirement, filtrate adds mouth 13 by adjuvant and enters in the pure processor of liquid 12 and carry out purification processes.
5, utilizing crushing mixer 2 that the filtering residue being filtrated to get is milled to powdery further, communicated band 3 is sent to biology
Leaching stirring pool 10 carries out series reaction, containing prior cultured bioleaching liquid in bioleaching stirring pool 10.Raw
Thing leachate can react with filtering residue powder so that it is in valuable metal ions dissolution, when the having of dissolution in bioleaching liquid
When valence metal ion concentration no longer changes, extraction terminates.
6, after bioleaching extraction metal ion terminates, in bioleaching stirring pool 10, reacted liquid flows into and precipitates back
In stream pond 11.In sedimentation tank, due to action of gravity, the bacterial strain for bioleaching precipitates and forms mud, the mud warp obtained
Sludge refluxing apparatus 14 is back to continuation effect in bioleaching stirring pool 10, the pure place of supernatant influent in sedimentation tank
Reason device 12 is further processed.
7, the pure processor of liquid 12 comprises filtrate that step 3 obtains and the supernatant that step 6 obtains, mainly contains
There are the materials such as NaCl, KCl, ZnCl2.The pure processor of this liquid 12 utilizes the multiple process sides such as fusing point separation, dissolubility separation
Method, the most only introduces two kinds therein.Two kinds of methods, Yi Zhongshi: in liquid pure can be had for the process of zinc ion in mixed liquor
Clean processor 12 periodically adds sodium carbonate zinc ion is converted into zinc carbonate Precipitation, be filtrated to get zinc carbonate for outward
Sell；Another kind is: periodically add ammonia in the pure processor of liquid 12 and zinc ion is converted into zinc hydroxide precipitation precipitation, mistake
Filter obtains zinc hydroxide and sells for outward.Remaining potassium chloride and sodium chloride mixed solution utilize both solubility with temperature change shadows
Ring difference to separate.The dissolubility of potassium chloride reduces rapidly along with the decline of temperature, and the dissolubility of sodium chloride is little affected by
Impact.Potassium chloride out, can obtain solid potassium chloride with the decline of solution temperature Crystallization Separation from mixed solution；Mix molten
The most remaining sodium chloride in liquid, is evaporated crystallization by solution and obtains solid sodium chloride.Purify sodium chloride, zinc carbonate or the hydrogen obtained
The solid such as zinc oxide, potassium chloride is separated with treated liquid by the filtration of the pure processor of liquid 12 and passes through to produce
Product discharging opening is separated from whole old and useless battery treatment system.The compound that separating-purifying obtains can carry out outer selling.
The concrete grammar of the bioleaching valent metal ions in waste battery described in step 5 is as follows:
1, the cultivation of bioleaching bacterial strain and screening
Bacterial strain required for bioleaching is thiobacillus thiooxidans or thiobacillus ferrooxidant.Preparation thiobacillus thiooxidans
Screening culture medium and the screening culture medium of thiobacillus ferrooxidant, obtain required sample from nature and be inoculated into respectively by sample
In above two culture medium, CO2 and O2 needed for growth of microorganism is provided in culture medium, and regularly replaces new culture fluid.
After the screening and culturing in suitable period, obtain the thiobacillus thiooxidans for bioleaching and thiobacillus ferrooxidant, complete
The screening of bioleaching bacterial strain.
2, the domestication of bioleaching bacterial strain
Preparation thiobacillus thiooxidans domestication culture medium and thiobacillus ferrooxidant domestication culture medium, obtain screening in (1)
Thiobacillus thiooxidans and Iron sulfuret. Thiobacillus be inoculated into respectively in corresponding domestication culture medium, add in domestication culture fluid
Old and useless battery filtering residue after again crushing in a certain amount of step 5, and regularly replace domestication culture fluid.Appropriate time is cultivated in domestication
After, thiobacillus ferrooxidant and the domestication of thiobacillus thiooxidans needed for bioleaching complete；Complete the domestication after domestication to cultivate
Liquid i.e. may be used for bioleaching.
3, preparation bioleaching liquid
The a large amount of culture fluid for the existence of bioleaching bacterial strain of preparation adding in culture fluid obtains in a certain amount of step 2
Bioleaching bacterial strain after domestication, obtains bioleaching liquid, and is passed in bioleaching stirring pool 10.
4, reaction, dissolution metal ion are accelerated in stirring
The filter of a certain amount of old and useless battery is added in the bioleaching stirring pool 10 adding the bioleaching liquid that step 3 obtains
Slag, makes bioleaching liquid fully react with old and useless battery powder under conditions of stirring.In the process, bioleaching must be ensured
In stirring pool 10, terms and conditions stablizes.The dissolution concentration of valuable metal ions in results of regular determination supernatant, when valuable metal from
When the dissolution concentration of son no longer improves, bioleaching terminates.
Above-described is only preferred embodiment of the present utility model.It should be pointed out that, the ordinary skill people for this area
For Yuan, on the premise of without departing from this utility model principle, it is also possible to make some modification and improvement, also should be regarded as belonging to this
The protection domain of utility model.
Claims (1)
1. an old and useless battery treatment system, it is characterised in that: crushing mixer upper surface is provided with old and useless battery and feeds intake place, broken
Blender side is provided with low-temperature bake stove, is connected by transmission band between crushing mixer with low-temperature bake stove, on low-temperature bake stove
End face is provided with heavy metal collection system, and low-temperature bake stove opposite side is provided with water washing device, is provided with filtrate cycle below water washing device
Storage device, is connected by water circulation system between water washing device with filtrate cycle storage device, under filtrate cycle storage device
Method is provided with the pure processor of liquid, and liquid pure processor upper surface is provided with adjuvant and adds mouth, liquid pure processor side
It is provided with bioleaching stirring pool, between the pure processor of liquid and bioleaching stirring pool, is provided with precipitation backflow pool, bioleaching
Stirring pool is connected by sludge refluxing apparatus with precipitation backflow pool, and water washing device opposite side is provided with crushing mixer, broken stirring
Machine is connected by conveyer belt with water washing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620744132.XU CN205741159U (en) | 2016-07-14 | 2016-07-14 | Old and useless battery treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620744132.XU CN205741159U (en) | 2016-07-14 | 2016-07-14 | Old and useless battery treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205741159U true CN205741159U (en) | 2016-11-30 |
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ID=57378735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620744132.XU Active CN205741159U (en) | 2016-07-14 | 2016-07-14 | Old and useless battery treatment system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205741159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111235393A (en) * | 2020-03-18 | 2020-06-05 | 郑州子然环保科技有限公司 | Equipment for removing and recycling mercury for waste batteries |
-
2016
- 2016-07-14 CN CN201620744132.XU patent/CN205741159U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111235393A (en) * | 2020-03-18 | 2020-06-05 | 郑州子然环保科技有限公司 | Equipment for removing and recycling mercury for waste batteries |
| CN111235393B (en) * | 2020-03-18 | 2020-11-03 | 江苏英能新能源科技有限公司 | Equipment for removing and recycling mercury for waste battery |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |