CN205653516U - Electricity chemical approach retrieves device of lithium - Google Patents
Electricity chemical approach retrieves device of lithium Download PDFInfo
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- CN205653516U CN205653516U CN201620161810.XU CN201620161810U CN205653516U CN 205653516 U CN205653516 U CN 205653516U CN 201620161810 U CN201620161810 U CN 201620161810U CN 205653516 U CN205653516 U CN 205653516U
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- lithium
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- pole plate
- lithium ion
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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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- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses an electricity chemical approach retrieves device of lithium, including cell body and the apron of lid on the cell body, set up the baffle that the parallel interval of polylith set up on the bottom plate of cell body, the communicating electrolysis groove unit of a plurality of series connection is separated into with the cell body inner chamber to the polylith baffle, all be equipped with a galactic pole board and a lithium ion sieve polar plate in every electrolysis groove unit, argent polar plate and lithium ion sieve polar plate are connected with the terminal respectively, two but the terminal passes the apron through the connection of diversion power, be equipped with the gas vent on the apron, the bottom and the top of cell body are equipped with inlet and liquid outlet respectively. The utility model provides a prior art lithium ion sieve easily dissolve damages, cyclicity can not good, the not high scheduling problem of the rate of recovery, more economy high -efficient, clean the environmental protection, adopt a plurality of elementary cell electrolysis troughs establish ties to constitute, separate by the baffle, accord with reaction engineering principle, be favorable to carrying high recovery, the energy consumption is low, easily operation, area are little, simple structure, required small investment.
Description
Technical field
This utility model belongs to lithium recovery technology field, particularly relates to a kind of electrochemical method and reclaims the device of lithium.
Background technology
Since nineteen ninety realizes commercialization, lithium ion battery is high due to its specific capacity, has extended cycle life, operating temperature model
Enclosing width, the feature such as memory-less effect is widely applied.Along with developing rapidly of lithium electricity industry, China has had become as the world
The battery production state of upper maximum, produces lithium ion battery about 4,000,000,000 per year, and with the speed steady-state growth of 15%.2014, China was new
Energy automobile adds up sales volume about 60,000, increases by 4 times on a year-on-year basis, is expected to leap to No. 1 in the world in 2015.China's power in 2015
Battery adds up learies and is about 1000 tons.It was predicted that to before and after the year two thousand twenty, China's various power Vehicular battery learies will exceed
10000 tons.The service life of battery is only 2-3, and the process of useless old lithium and production waste material has become battery industry cleaning and produced
Urgent need to solve the problem.
At present, the recovery to useless old lithium both at home and abroad, it is concentrated mainly on the recovery to the metal such as cobalt, nickel, but for lithium
Recovery method is the most relatively fewer.Useless old lithium positive electrode, through leaching, precipitating, after the method such as extraction carries cobalt nickel, obtains containing lithium useless
Liquid.Due to relatively low containing lithium concentration in lithium waste liquid, reclaim according to traditional carbonate precipitation method and have that the response rate is low, product is single
And the shortcoming such as purity is low, the residual lithium of solution is high, most enterprises is not added with reclaiming for the waste liquid containing lithium after Call Provision nickel, as waste liquid
Process, cause substantial amounts of lithium resource and run off.Accordingly, it would be desirable to develop the economy, efficiently, cleaning lithium recovery method.
Utility model content
Technical problem to be solved in the utility model is, overcomes the deficiency and defect mentioned in background above technology, carries
The device of lithium is reclaimed for a kind of electrochemical method.
For solving above-mentioned technical problem, the technical scheme that the utility model proposes reclaims lithium for providing a kind of electrochemical method
Device, including cell body and the cover plate that is placed on described cell body, the base plate of described cell body is arranged what polylith parallel interval was arranged
Dividing plate, cell body inner chamber is separated into the electrolyzer unit that multiple series connection communicates, each described electrolyzer unit by dividing plate described in polylith
Inside being equipped with one block of galactic pole plate and one piece of lithium ion sieve pole plate, described argent pole plate and lithium ion sieve pole plate are connected to connect
Terminal, two described binding posts are connected through described cover plate by reversible power supply, and described cover plate is provided with air vent, described groove
The bottom of body and top are respectively equipped with inlet and liquid outlet.
Above-mentioned electrochemical method reclaims the device of lithium, it is preferred that described cell body upper outside is provided with side plate.
Preferably, described cell body, cover plate, dividing plate and side plate are rustless steel product.
Preferably, described galactic pole plate is solid construction, and lithium ion sieve pole plate is porous network structure.
Preferably, described lithium ion sieve pole plate is LiFePO4 pole plate, LiMn2O4 pole plate or lithium titanate pole plate.
Preferably, described binding post is provided with the fixing plug being securable to described cover plate.
Preferably, it is additionally provided with leakage fluid dram bottom described cell body.
Using method of the present utility model divides following two stages to carry out:
(1) in absorption phase, will contain lithium solution to be recycled and be passed through continuously in cell body by inlet, lithium ion sieve pole plate connects
Negative pole, argent electrode connects positive pole, and voltage is 0.5V-1.5V, and after energising, in solution, lithium ion is inhaled by lithium ion sieve pole plate
Attached；
(2) in desorption phase, in cell body, it is passed through clear water, controls electric current reversely (voltage is 0.5V-1.5V), lithium ion sieve
Pole plate connects positive pole, and argent electrode connects negative pole, and lithium ion then desorbing enters in solution, is then carried out lithium by the sedimentation method and returns
Receive.
While it is noted that, at this utility model before carrying out proposing lithium operation, the solution to be recycled containing lithium should regulate acid
Basicity is moderate, otherwise easily causes the corrosion of lithium ion sieve pole plate；When carrying out proposing lithium operation, can according to pending solution containing lithium
Concentration and the adsorption property of used lithium ion sieve pole plate, regulate and control adsorption time by controlling feed liquor speed.
Compared with prior art, the beneficial effects of the utility model are:
The lithium ion sieve pole plate of device the most of the present utility model employing porous network structure is as absorption pole plate, by weak
Electric field driven absorption and desorbing, solve the readily soluble damage of prior art lithium ion sieve, cycle performance is bad, the response rate is the most high asks
Topic, the most efficiently, clean environment firendly.
Device the most of the present utility model uses multiple elementary cell electrolysis baths to be composed in series, dividing plate separate, meet reaction
Engineering principles, is conducive to improving the response rate.
Plant energy consumption the most of the present utility model is low, easily operated, floor space is little, simple in construction, required small investment.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, required in embodiment being described below
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is embodiments more of the present utility model, right
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain it according to these accompanying drawings
His accompanying drawing.
Fig. 1 is device side-looking structural representation of the present utility model.
Fig. 2 is that device of the present utility model faces structural representation.
Marginal data: 1, air vent；2, cover plate；3, inlet；4, liquid outlet；5, power supply；6, galactic pole plate；7, lithium ion sieve
Pole plate；8, dividing plate；9, cell body；10, binding post.
Detailed description of the invention
For the ease of understanding this utility model, below in conjunction with Figure of description and preferred embodiment to this utility model
Do more comprehensively, describe meticulously, but protection domain of the present utility model is not limited to specific examples below.
Unless otherwise defined, all technical term used hereinafter is generally understood that implication phase with those skilled in the art
With.Technical term used herein is intended merely to describe the purpose of specific embodiment, is not intended to limit this practicality new
The protection domain of type.
Unless otherwise specified, the various raw materials used in this utility model, reagent, instrument and equipment etc. all can lead to
Cross market to be commercially available or can be prepared by existing method.
Embodiment:
A kind of electrochemical method of the present utility model reclaims the device of lithium, as shown in Figure 1 and Figure 2, including cell body 9 be placed on
Cover plate 2 on cell body 9, the base plate of cell body 9 arranges the dividing plate 8 that polylith parallel interval is arranged, and polylith dividing plate 8 is by cell body 9 inner chamber
Being separated into multiple electrolyzer unit, the height of dividing plate 8 is less than the height of cell body 9, and the top of the most each electrolyzer unit is phase
Lead to, make the series connection of each electrolyzer unit communicate, in each electrolyzer unit, be equipped with the galactic pole plate 6 of one piece of solid construction and one piece
The lithium ion sieve pole plate 7 of porous network structure, argent pole plate 6 and lithium ion sieve pole plate 7 are connected to binding post 10, two
Binding post 10 is connected through cover plate 2 by reversible power supply 5, to realize the adsorption and desorption continuous operation of lithium in operation process.
Binding post 10 is provided with the fixing plug being securable to cover plate 2, and cover plate 2 is provided with air vent 1, the waste gas produced in operation process
Can be discharged by air vent 1；The bottom of cell body 9 and top are respectively equipped with inlet 3 and liquid outlet 4.
In this utility model, cell body 9, cover plate 2, dividing plate 8 and side plate are rustless steel product, and lithium ion sieve pole plate 7 is
LiFePO4 pole plate, LiMn2O4 pole plate or lithium titanate pole plate.Cell body 9 upper outside is provided with side plate, is additionally provided with discharge opeing bottom cell body 9
Mouthful.
Using method of the present utility model divides following two stages to carry out:
(1) in absorption phase, will contain lithium solution to be recycled and be passed through continuously in cell body by inlet, lithium ion sieve pole plate connects
Negative pole, argent electrode connects positive pole, and voltage is 0.5V-1.5V, and after energising, in solution, lithium ion is inhaled by lithium ion sieve pole plate
Attached；
(2) in desorption phase, in cell body, it is passed through clear water, controls electric current reversely (voltage is 0.5V-1.5V), lithium ion sieve
Pole plate connects positive pole, and argent electrode connects negative pole, and lithium ion then desorbing enters in solution, is then carried out lithium by the sedimentation method and returns
Receive.
While it is noted that, at this utility model before carrying out proposing lithium operation, the solution to be recycled containing lithium should regulate acid
Basicity is moderate, otherwise easily causes the corrosion of lithium ion sieve pole plate；When carrying out proposing lithium operation, can according to pending solution containing lithium
Concentration and the adsorption property of used lithium ion sieve pole plate, regulate and control adsorption time by controlling feed liquor speed.
This utility model solves the problems such as the readily soluble damage of prior art lithium ion sieve, cycle performance is bad, the response rate is the highest,
More economically efficiently, clean environment firendly；Use multiple elementary cell electrolysis bath to be composed in series, dividing plate separate, meet reaction engineering
Learn principle, be conducive to improving the response rate；Energy consumption is low, easily operated, floor space is little, simple in construction, required small investment.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model is also
Have various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model
Claimed scope is defined by appending claims and equivalent thereof.
Claims (7)
1. electrochemical method reclaims a device for lithium, including cell body (9) and the cover plate (2) that is placed on described cell body (9), and its spy
Levying and be, the base plate of described cell body (9) arranges the dividing plate (8) that polylith parallel interval is arranged, described in polylith, dividing plate (8) is by cell body
(9) inner chamber is separated into the electrolyzer unit that multiple series connection communicates, and is equipped with one piece of galactic pole plate (6) in each described electrolyzer unit
With one piece of lithium ion sieve pole plate (7), described galactic pole plate (6) and lithium ion sieve pole plate (7) be connected to binding post (10), two
Described binding post (10) is connected through described cover plate (2) by reversible power supply (5), and described cover plate (2) is provided with air vent
(1), bottom and the top of described cell body (9) is respectively equipped with inlet (3) and liquid outlet (4).
Electrochemical method the most according to claim 1 reclaims the device of lithium, it is characterised in that outside described cell body (9) top
Side is provided with side plate.
Electrochemical method the most according to claim 1 and 2 reclaims the device of lithium, it is characterised in that described cell body (9), lid
Plate (2), dividing plate (8) and side plate are rustless steel product.
Electrochemical method the most according to claim 1 reclaims the device of lithium, it is characterised in that described galactic pole plate (6) is real
Core structure, lithium ion sieve pole plate (7) is porous network structure.
5. reclaim the device of lithium according to the electrochemical method described in claim 1 or 4, it is characterised in that described lithium ion sieve pole
Plate (7) is LiFePO4 pole plate, LiMn2O4 pole plate or lithium titanate pole plate.
Electrochemical method the most according to claim 1 reclaims the device of lithium, it is characterised in that described binding post sets on (10)
There is the fixing plug being securable to described cover plate (2).
Electrochemical method the most according to claim 1 reclaims the device of lithium, it is characterised in that described cell body (9) bottom is also
It is provided with leakage fluid dram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620161810.XU CN205653516U (en) | 2016-03-03 | 2016-03-03 | Electricity chemical approach retrieves device of lithium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620161810.XU CN205653516U (en) | 2016-03-03 | 2016-03-03 | Electricity chemical approach retrieves device of lithium |
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| CN205653516U true CN205653516U (en) | 2016-10-19 |
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| CN201620161810.XU Active CN205653516U (en) | 2016-03-03 | 2016-03-03 | Electricity chemical approach retrieves device of lithium |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560019A (en) * | 2018-03-28 | 2018-09-21 | 天津科技大学 | A kind of continuous flow control asymmetry lithium-ion capacitance carries lithium device and puies forward lithium method |
| CN110643831A (en) * | 2019-09-29 | 2020-01-03 | 天津科技大学 | Diaphragm-free electrochemical lithium extraction system and lithium extraction method thereof |
| CN110724832A (en) * | 2019-09-29 | 2020-01-24 | 天津科技大学 | Continuous ion pump lithium extraction device and lithium extraction method thereof |
| CN110952109A (en) * | 2019-12-17 | 2020-04-03 | 西安优耐特容器制造有限公司 | Multi-stage electrolytic tank |
| WO2024074007A1 (en) * | 2022-10-08 | 2024-04-11 | 广东邦普循环科技有限公司 | Continuous lithium extraction unit and use thereof |
-
2016
- 2016-03-03 CN CN201620161810.XU patent/CN205653516U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560019A (en) * | 2018-03-28 | 2018-09-21 | 天津科技大学 | A kind of continuous flow control asymmetry lithium-ion capacitance carries lithium device and puies forward lithium method |
| CN110643831A (en) * | 2019-09-29 | 2020-01-03 | 天津科技大学 | Diaphragm-free electrochemical lithium extraction system and lithium extraction method thereof |
| CN110724832A (en) * | 2019-09-29 | 2020-01-24 | 天津科技大学 | Continuous ion pump lithium extraction device and lithium extraction method thereof |
| CN110952109A (en) * | 2019-12-17 | 2020-04-03 | 西安优耐特容器制造有限公司 | Multi-stage electrolytic tank |
| CN110952109B (en) * | 2019-12-17 | 2021-08-13 | 西安优耐特容器制造有限公司 | Multi-stage electrolytic tank |
| WO2024074007A1 (en) * | 2022-10-08 | 2024-04-11 | 广东邦普循环科技有限公司 | Continuous lithium extraction unit and use thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |