CN209348803U - Used Li ion cell crushing-separating apparatus - Google Patents
Used Li ion cell crushing-separating apparatus Download PDFInfo
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- CN209348803U CN209348803U CN201821783524.2U CN201821783524U CN209348803U CN 209348803 U CN209348803 U CN 209348803U CN 201821783524 U CN201821783524 U CN 201821783524U CN 209348803 U CN209348803 U CN 209348803U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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Abstract
The utility model discloses a kind of used Li ion cell crushing-separating apparatus, crushing-separating apparatus includes: charging device；The discharge end of coarse breaking machine, feed end and charging device connects；The discharge end of crusher, feed end and coarse breaking machine connects；The discharge end of multipass sort device, feed end and crusher connects；Pyrolysis oven, feed end are connect with the discharge end of multipass sort device；The discharge end of material cooling storehouse, feed end and pyrolysis oven connects；Second vibrating screen, feed end are connect with the discharge end of material cooling storehouse；Thin broken machine, feed end are connect with the discharge end of the second vibrating screen；Separator, feed end are connect with the discharge end of thin broken machine；The discharge end of third vibrating screen, feed end and separator connects；Jigging machine, feed end are connect with the discharge end of third vibrating screen.The used Li ion cell crushing-separating apparatus can realize the high efficiente callback to valuable component in lithium ion battery, and good separation effect, the black powder rate of recovery are high.
Description
Technical field
The utility model relates to applying waste lithium ionic power batteries to be recycled technical field, useless in particular to one kind
Lithium ion battery crushing-separating apparatus.
Background technique
New-energy automobile development trend is powerful, regardless of " 12th Five-Year Plan " still " 13 ", new-energy automobile be all China by
Critical period of the automobile superpower to the transformation of automobile power.The sales volume of new-energy automobile in 2018 is estimated at 50~600,000, presses
According to national planning, reaching 5,000,000 to the year two thousand twenty new-energy automobile ownership is non-to often occur real number.The core of new-energy automobile
Center portion part is power battery, and new-energy automobile is battery capacity lower than 80% to the Rejection standard of power battery, this is also just meaned
Will replace within 3~5 years a dynamic lithium battery.The dynamic lithium battery of the year two thousand twenty pure electric vehicle passenger car and hybrid power passenger car
Learies are up to 170,000 tons, and discarded dynamic lithium battery recycling has become industry focus of attention.
In industry apparently, the recycling market space of power battery is big, and value dimension is in rare metals such as cobalt, nickel by expert
Content is very high.Amount containing cobalt only has 0.02% in China's cobalt ore, and the allowable exploitation verified at present also only has 40,000 tons, recycles cobalt
It is an important approach.
Current 60%~70% cobalt is used for battery production, and China's cobalt heavy dependence import, if can be from retired battery
In effective Call Provision, will largely alleviate China's rare metal resources dependence on external supply degree.Cobalt is important strategic gold
Belong to element, is widely used in the industry such as hardness alloy, high temperature alloy.With the development of China's Aviation Industry, especially
The manufacture of big aircraft, 10~20 years following, the demand of cobalt will have greatly improved space.
According to measuring and calculating, the market that the metals such as Call Provision, nickel, manganese, lithium and iron and aluminium are created from waste power lithium battery
Scale will start to break out in 2018, reach 5,200,000,000 yuan, and the year two thousand twenty reaches 13,600,000,000 yuan, and 2023 will be more than 30,000,000,000 yuan.This
If a little scrap lithium ion batteries generated because new-energy automobile industry is developed mustn't go to appropriate disposition, it will to environment
Biggish pollution is caused, and the rare metal resources such as cobalt, nickel are caused with very big waste.
The existing device for waste and old lithium ion battery cracking and sorting is primarily present can not be to the valuable constituent in battery
Efficient separation is carried out, separating effect is bad, black powder (predominantly electrode material, wherein containing the valuable metals such as cobalt, nickel, manganese, lithium)
The problems such as the rate of recovery is high, treatment process pollution is larger.
Utility model content
The main purpose of the utility model is to provide a kind of used Li ion cell crushing-separating apparatus, to solve existing skill
The problem that used Li ion cell crushing-separating apparatus separating effect in art is bad, the black powder rate of recovery is not high.
To achieve the goals above, the utility model provides a kind of used Li ion cell crushing-separating apparatus, described broken
Broken sorting unit includes: charging device；The discharge end of coarse breaking machine, feed end and charging device connects, and coarse breaking machine will be for that will give up
Lithium ion battery cuts off to form the material having a size of 5-10cm；The discharge end of crusher, feed end and coarse breaking machine connects, and is crushed
Material for being broken into the battery fragment having a size of 15-20mm by machine；Multipass sort device, the feed end of multipass sort device with
The discharge end of crusher connects, and multipass sort device is used for the black powder of major part and plastic diaphragms and steel shell in battery fragment
It sorts out；The feed end of pyrolysis oven, pyrolysis oven is connect with the discharge end of multipass sort device, and pyrolysis oven is used for in material
Binder, electrolyte and the plastic diaphragms not sorted out completely carry out pyrolysis processing；Material cooling storehouse, material cooling storehouse
The connection of the discharge end of feed end and pyrolysis oven；Second vibrating screen, the feed end of the second vibrating screen and the discharge end of material cooling storehouse
Connection, the second used by oscillating screen are sorted out in by the black powder in the material after pyrolysis；Thin broken machine, feed end and the second vibration
The discharge end connection of dynamic sieve, thin broken machine are used to for copper, the aluminium in material being broken into remaining in the material having a size of 1-3mm and material
Black powder carry out friction break up；The feed end of separator, separator is connect with the discharge end of thin broken machine；Third vibrating screen, third
The feed end of vibrating screen and the discharge end of separator connect, and third used by oscillating screen is divided in by the black powder in material with copper, aluminium
From；The feed end of jigging machine, jigging machine is connect with the discharge end of third vibrating screen, and jigging machine is for separating copper and aluminium.
Further, multipass sort device includes: the first vibrating screen, the discharging of the feed end and crusher of the first vibrating screen
End connection, the sieve mesh number of the first vibrating screen are 5-10 mesh；Magnetic separator, the discharge end of the feed end of magnetic separator and the first vibrating screen
Connection, the magnetic induction intensity of magnetic separator are 3000GS；First separating plastic machine, the feed end and magnetic separator of the first separating plastic machine
Discharge end connection, the sieve mesh diameter of the first separating plastic machine is 12-20mm；Second separating plastic machine, the second plastics point
The feed end of machine and the discharge end of the first separating plastic machine is selected to connect, the sieve mesh diameter of the second separating plastic machine is 12-
20mm。
Further, coarse breaking machine is toothed roll crusher；Crusher and thin broken machine are blade crusher；Second vibration
The sieve mesh number of sieve is 70-90 mesh；The sieve mesh number of third vibrating screen is 90-110 mesh.
Further, the exhanst gas outlet of pyrolysis oven is connect by pipeline with the air inlet of a secondary combustion chamber, second-time burning
The gas outlet of room is connect with the air inlet of a gas cooler, the gas outlet of gas cooler and one first bag filter into
Port connection, the gas outlet of the first bag filter are connect with the air inlet of a buck spray column, the gas outlet of buck spray column
It is connect with the air inlet of an activated carbon adsorber.
Further, the gas outlet of separator is connect with the air inlet of a cyclone dust collectors, the gas outlet of cyclone dust collectors
It is connect with the air inlet of one second bag filter, the air inlet of the gas outlet of the second bag filter and the first bag filter
Connection.
Further, one is equipped on coarse breaking machine, crusher, the first vibrating screen, magnetic separator and the second separating plastic machine
One gas gathering mask, the first gas gathering mask are connect with the air inlet of the first bag filter；It is all provided on material cooling storehouse and the second vibrating screen
There is one second gas gathering mask, the second gas gathering mask is connect with the air inlet of the first bag filter；Third vibrating screen and a dust gathering arrester connect
It connects, dust gathering arrester is connect with the air inlet of the second bag filter.
Further, an intermediate storage bin, the charging of intermediate storage bin are additionally provided between multipass sort device and pyrolysis oven
End is connect with the discharge end of multipass sort device, and the discharge end of intermediate storage bin and the feed end of pyrolysis oven connect.
Further, charging device includes: loading hopper；The discharge outlet of loading hopper is arranged in electro-vibrating feeder；Skin
The discharge port of band conveyer, the feed end of belt conveyor and loading hopper connects, the discharge end of belt conveyor and coarse breaking machine
Feed end connection.
Using the technical solution of the utility model, first the used Li ion cell after complete electric discharge is sent into coarse breaking machine and is cut off
Form the material of 5-10cm；Then material after will be rough and torn is sent into crusher and is crushed, by battery be unfolded into having a size of
The battery fragment of 15-20mm is conducive to the progress of follow-up separation process；Through multipass sort device by the major part in battery fragment
Black powder and plastic diaphragms and steel shell sort out respectively, improve the separating effect of material and mitigate the operation pressure of rear end equipment
Power；Material after multipass sort is sent into pyrolysis oven, in material binder, electrolyte and do not sort out completely
Plastic diaphragms carry out the pyrolysis processing without dirtization；Then material is sent into the second vibrating screen after material cooling storehouse is cooling will
Black powder in material after pyrolysis sorts out, and obtains the copper aluminium collector for being stained with a small amount of black powder；Copper aluminium collector is sent into
Fine crushing is carried out in thin broken machine, copper, the aluminium in material is broken into the material having a size of 1-3mm, and remaining black powder in material
It carries out friction to break up, further increases the rate of recovery of black powder, and make the size consistency with higher of copper, aluminium, be conducive to
Copper, aluminium are sorted in follow-up separation.The crushing-separating apparatus divides rough and torn-broken-multipass sort-pyrolysis-fine crushing-again
A series of integration of equipments such as choosing are in one, and the sorting recovery efficiency for solving valuable component in used Li ion cell is high, effect
The recovery value of bad problem, refuse battery is not fully exerted；By the way of multiple stage crushing, the broken effect of battery is improved
The desorption rate of black powder in rate and battery afflux liquid, improves the rate of recovery of black powder；Using pyrolysis processing, battery is removed effectively
There are binder, electrolyte and a small amount of plastics in particle, realize handling without dirtyization for priceless component；Using multipass sort,
Each component in battery particle is accurately sorted out step by step so that in each component sorted out other components content compared with
It is few, while also improving the rate of recovery of black powder.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the crushing-separating apparatus of the utility model embodiment (flue gas processing device is not shown).
Fig. 2 is the overlooking structure diagram of the crushing-separating apparatus of the utility model embodiment.
Wherein, the above drawings include the following reference numerals:
1, charging device；2, coarse breaking machine；3, crusher；4, multipass sort device；5, intermediate storage bin；6, pyrolysis oven；7,
Material cooling storehouse；8, the second vibrating screen；9, thin broken machine；10, separator；11, third vibrating screen；12, jigging machine；13, secondary combustion
Burn room；14, gas cooler；15, the first bag filter；16, buck spray column；17, activated carbon adsorber；18, whirlwind removes
Dirt device；19, the second bag filter；20, air-introduced machine；41, the first vibrating screen；42, magnetic separator；43, the first separating plastic machine；
44, the second separating plastic machine；101, loading hopper；102, electro-vibrating feeder；103, belt conveyor.
Specific embodiment
For the ease of understanding the utility model, below in conjunction with Figure of description and preferred embodiment to the utility model
Work more comprehensively, meticulously describes, but the protection scope of the utility model is not limited to embodiment in detail below.It needs to illustrate
It is that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can be combined with each other.
Unless otherwise defined, all technical terms used hereinafter and the normally understood meaning of those skilled in the art
It is identical." first ", " second " used in the utility model patent application specification and claims and similar word
Language is not offered as any sequence, quantity or importance, and is intended merely to facilitate and distinguishes to corresponding components.Equally,
The similar word such as "one" or " one " does not indicate that quantity limits, but indicates that there are at least one." connection " or " connected "
It is not limited to physics or mechanical connection etc. similar word, but may include electrical connection, either directly
Or it is indirect."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when the absolute position for being described object
After setting change, then the relative positional relationship also correspondingly changes.
Referring to Fig. 1 and Fig. 2, the used Li ion cell crushing-separating apparatus of a kind of the utility model embodiment, this broken point
Screening device includes charging device 1, coarse breaking machine 2, crusher 3, multipass sort device 4, pyrolysis oven 6, the vibration of material cooling storehouse 7, second
Dynamic sieve 8, thin broken machine 9, separator 10, third vibrating screen 11 and jigging machine 12.Wherein, the feed end Yu charging device 1 of coarse breaking machine 2
Discharge end connection, coarse breaking machine 2 is for cutting off used Li ion cell to form the material having a size of 5-10cm；Crusher 3 into
Material end is connect by pipeline chain conveyor with the discharge end of coarse breaking machine 2, and crusher 3 is for being broken into material having a size of 15-20mm
Battery fragment；The feed end of multipass sort device 4 is connect with the discharge end of crusher 3, and multipass sort device 4 is used for battery
The black powder of major part and plastic diaphragms and steel shell in fragment sort out；The feed end of pyrolysis oven 6 by pipeline chain conveyor with
The discharge end of multipass sort device 4 connects, pyrolysis oven 6 be used for in material binder, electrolyte and do not sub-elect completely
The plastic diaphragms come carry out pyrolysis processing；The feed end of material cooling storehouse 7 is connected by the discharge end of pipeline chain conveyor and pyrolysis oven 6
It connects；The feed end of second vibrating screen 8 is connect by pipeline chain conveyor with the discharge end of material cooling storehouse 7, and the second vibrating screen 8 is used for
Black powder in material after pyrolysis is sorted out；The feed end of thin broken machine 9 is connect with the discharge end of the second vibrating screen 8,
Thin broken machine 9 be used for by copper, the aluminium in material be broken into remaining black powder in the material having a size of 1-3mm and material carry out friction beat
It dissipates；The feed end of separator 10 is connect with the discharge end of thin broken machine 9；The feed end of third vibrating screen 11 by pipeline chain conveyor with
The discharge end of separator 10 connects, and third vibrating screen 11 is for separating the black powder in material with copper, aluminium；Jigging machine 12
Feed end is connect with the discharge end of third vibrating screen 11, and jigging machine 12 is for separating copper and aluminium.
Used Li ion cell after complete electric discharge is first sent into coarse breaking machine by above-mentioned used Li ion cell crushing-separating apparatus
Cutting forms the material of 5-10cm in 2, makes battery failure；Then the material after will be rough and torn, which is sent into crusher 3, to be crushed, will
Battery is unfolded into the battery fragment having a size of 15-20mm, finds after study, and the battery that material is broken into 15-20mm is broken
Piece is conducive to the progress of follow-up separation process；Through multipass sort device 4 by the black powder of major part and plastic partition in battery fragment
Film and steel shell sort out respectively, improve the separating effect of material and mitigate the operating pressure of rear end equipment；By multipass sort
Material afterwards is sent into pyrolysis oven 6, is carried out to binder, electrolyte and the plastic diaphragms not sorted out completely in material
Pyrolysis processing without dirtization；Then material is sent into the second vibrating screen 8 after material cooling storehouse 7 is cooling by the material after pyrolysis
In black powder sort out, obtain being stained with the copper aluminium collector of a small amount of black powder；In order to keep the black powder on copper aluminium collector complete
Copper aluminium collector is sent into thin broken machine 9 and carries out fine crushing, copper, the aluminium in material are broken into the object having a size of 1-3mm by desorption
Material, and in material remaining black powder carry out friction break up, not only can further improve the rate of recovery of black powder by fine crushing, but also
The size consistency with higher that can make copper, aluminium is conducive to sort copper, aluminium in follow-up separation.The cracking and sorting
Rough and torn-broken-multipass sort-pyrolysis-fine crushing-a series of integration of equipments such as is sorted in one by device again, solves useless lithium
The problem that the sorting recovery efficiency of valuable component is not high in ion battery, effect is bad, the recovery value of refuse battery obtain sufficiently
It plays；By the way of multiple stage crushing, the desorption rate of black powder on the crushing efficiency and battery afflux liquid of battery is improved, is mentioned
The high rate of recovery of black powder；Using pyrolysis processing, it can remove effectively in battery particle that there are binders, electrolyte and a small amount of
Plastics, realize priceless component without dirtyization processing；Using multipass sort, each component in battery particle is realized step by step
It accurately sorts out, so that other components content is less in each component sorted out, while also improving the rate of recovery of black powder.
Specifically, in the present embodiment, multipass sort device 4 includes the first vibrating screen 41, magnetic separator 42, the first plastics point
Select machine 43 and the second separating plastic machine 44.Wherein, the feed end of the first vibrating screen 41 is connect with the discharge end of crusher 3, and first
The sieve mesh number of vibrating screen 41 is 5-10 mesh；The feed end of magnetic separator 42 is connect with the discharge end of the first vibrating screen 41, magnetic separator
42 magnetic induction intensity is 3000GS；The feed end of first separating plastic machine 43 is connect with the discharge end of magnetic separator 42, the first modeling
The sieve mesh diameter for expecting sorting machine 43 is 12-20mm；The feed end of second separating plastic machine 44 and the first separating plastic machine 43
Discharge end connection, the sieve mesh diameter of the second separating plastic machine 44 is 12-20mm.Experimental study discovery, by using upper
The first vibrating screen 41 stated can well sort out the black powder of major part in material；By using above-mentioned magnetic separator 42
The copper shell in material can be sorted out well；By using the first above-mentioned separating plastic machine 43 and the second separating plastic
Machine 44 can well sort out the plastic diaphragms in material.It can will be in material using above-mentioned multipass sort device 4
Copper shell, plastic diaphragms and most of black powder are accurately sorted, and separating effect is improved.
Further, in the present embodiment, coarse breaking machine 2 preferably uses toothed roll crusher；Crusher 3 and thin broken machine 9 are equal
It is preferred that using blade crusher；The sieve mesh number of second vibrating screen 8 is 70-90 mesh；The sieve mesh number of third vibrating screen 11 is
90-110 mesh.Material, can well will be in material by using the second above-mentioned vibrating screen 8 after pyrolysis oven 6 is pyrolyzed
Black powder further sort out, improve the rate of recovery of black powder；Material is broken through thin broken machine 9 and the black powder of its surface adhesion rubs
After wiping is broken up, then using above-mentioned third vibrating screen 11 can will break up after black powder be effectively separated, further increase black
The rate of recovery of powder.
In order to improve the environmental-protecting performance of the crushing-separating apparatus, in the present embodiment, the exhanst gas outlet of pyrolysis oven 6 passes through pipe
Road is connect with the air inlet of a secondary combustion chamber 13, the gas outlet of the secondary combustion chamber 13 and gas cooler 14 into
Port connection, the gas outlet of the gas cooler 14 are connect with the air inlet of first bag filter 15, first cloth bag
The gas outlet of deduster 15 is connect with the air inlet of a buck spray column 16, the gas outlet of the buck spray column 16 and a work
Property charcoal adsorption tower 17 air inlet connection, an air-introduced machine 20 is installed in the outlet side of activated carbon adsorber 17.In low temperature pyrogenation mistake
The flue gas generated in journey initially enters secondary combustion chamber 13 and is burnt again to not sufficiently combusted organic matter, the height of generation
Warm flue gas enters gas cooler 14 and cools down, and the flue gas after cooling enters back into the first bag filter 15, obtained waste material
It collects；Flue gas after the first bag filter 15 enters back into buck spray column 16 and removes sour gas, enters live later
Property charcoal adsorption tower 17 removes minimal amount of organic exhaust gas, can discharge without dirtization.
In order to further increase the environmental-protecting performance of the crushing-separating apparatus, and the rate of recovery of black powder is further increased, at this
In embodiment, the gas outlet of separator 10 is connect with the air inlet of a cyclone dust collectors 18, the outlet of the cyclone dust collectors 18
Mouth is connect with the air inlet of second bag filter 19, the gas outlet of second bag filter 19 and the first bag-type dust
The air inlet of device 15 connects.Containing the black powder isolated from the gas that separator 10 is discharged, by the way that cyclone dust collectors 18 are arranged
With the second bag filter 19, on the one hand gas can be purified, on the other hand also collect the black powder in gas, further
Improve the rate of recovery of black powder.
In order to further improve the environmental-protecting performance of crushing-separating apparatus, in the present embodiment, in coarse breaking machine 2, crusher
3, it is provided with first gas gathering mask on the first vibrating screen 41, magnetic separator 42 and the second separating plastic machine 44, first gas collection
Cover is connect with the air inlet of the first bag filter 15, by coarse breaking machine 2, crusher 3, the first vibrating screen 41, magnetic separator 42 and the
The gas containing dust that two separating plastic machines 44 generate when working is collected, and is discharged after purification.In material cooling storehouse 7 and second
One second gas gathering mask is equipped on vibrating screen 8, which connect with the air inlet of the first bag filter 15, by material
The gas containing organic matter or dust generated in cooling storehouse 7 and when the work of the second vibrating screen 8 is collected, and is discharged after purification.It will
Third vibrating screen 11 is connect with a dust gathering arrester, which connect with the air inlet of the second bag filter 19.Third vibration
The dusty gas generated when 11 work of sieve collects after-purification emptying through dust gathering arrester.
In the present embodiment, an intermediate storage bin 5 is additionally provided between multipass sort device 4 and pyrolysis oven 6, among this
The feed end of storage bin 5 is connect with the discharge end of multipass sort device 4, the charging of the discharge end and pyrolysis oven 6 of intermediate storage bin 5
End connection.By the way that intermediate storage bin 5 is arranged between multipass sort device 4 and pyrolysis oven 6 for caching material, material mistake is prevented
Fast excessive entrance pyrolysis oven 6, to guarantee the pyrolysis effect of pyrolysis oven 6.
In the present embodiment, charging device 1 specifically includes loading hopper 101, electro-vibrating feeder 102 and belt conveyor
103.Wherein, the discharge outlet of loading hopper 101 is arranged in electro-vibrating feeder 102；The feed end of belt conveyor 103 with plus
The discharge port of hopper 101 connects, and the discharge end of belt conveyor 103 is connect with the feed end of coarse breaking machine 2.After complete electric discharge
Used Li ion cell is sent into loading hopper 101 through grab bucket, then is sent into slightly through electro-vibrating feeder 102 and belt conveyor 103
It is carried out in broken machine 2 rough and torn.
The method sorted using the crushing-separating apparatus to used Li ion cell is as follows:
Used Li ion cell after complete electric discharge is fed intake through charging device 1 rough and torn into carrying out in coarse breaking machine 2, by useless lithium
Ion battery is cut off, and battery failure is made, and forms the material having a size of 5-10cm；
Material after rough and torn is sent into crusher 3 and is crushed, battery is opened, is formed having a size of 15-20mm
Battery fragment；
Battery fragment is sent into the first vibrating screen 41 and carries out vibration screening, the black powder of major part in material is sub-elected
Come；Then it the material after black powder will be separated is sent into magnetic separator 42 and carry out magnetic separation, the steel shell in material is sorted out；It will separate again
Material after steel shell is sequentially sent to the first separating plastic machine 43 and the second separating plastic machine 44, and the plastic diaphragms in material are sorted
Out；
The material after plastic diaphragms will be sub-elected to be sent into pyrolysis oven 6, the temperature for controlling pyrolysis processing is 450-600 DEG C,
Residence time control of the material in pyrolysis oven 6 is in 30-60min, to binder, electrolyte and the not sorting completely in material
Plastic diaphragms out carry out pyrolysis processing；
Material after pyrolysis is sent into material cooling storehouse 7 to cool down, being then fed into the second vibrating screen 8 will pass through
Black powder in material after pyrolysis sorts out, and resulting material is the copper aluminium collector for being stained with a small amount of black powder；
Copper aluminium collector is sent into thin broken machine 9 and carries out fine crushing, copper, the aluminium in material are broken into having a size of 1-3mm
Material, and in material remaining black powder carry out friction break up；
Material after fine crushing is separated the black powder in material with copper, aluminium through separator 10 and third vibrating screen 11
Afterwards, it is re-fed into the separation that copper and aluminium are carried out in jigging machine 12；
The flue gas generated in Low Temperature Pyrolysis Process carries out again not sufficiently combusted organic matter into secondary combustion chamber 13
Burning, the high-temperature flue gas of generation enter gas cooler 14 and cool down, and the flue gas after cooling enters back into the first bag filter
15, obtained garbage collection；Flue gas after the first bag filter 15 enters back into buck spray column 16 and removes sour gas
Body enters activated carbon adsorber 17 later and removes minimal amount of organic exhaust gas, then discharges without dirtization；
The gas containing black powder being discharged from separator 10 is carried out by cyclone dust collectors 18 and the second bag filter 19
It purifies and collects the black powder in gas；By coarse breaking machine 2, crusher 3, the first vibrating screen 41, magnetic separator 42 and the second separating plastic
The gas containing dust that machine 44 generates when working is collected, and is discharged after purification；It will be in material cooling storehouse 7 and the second vibrating screen 8
The gas containing organic matter or dust generated when work is collected, and is discharged after purification；It is generated when third vibrating screen 11 is worked
Dusty gas through dust gathering arrester collect after-purification emptying.
Used Li ion cell main component handled by the utility model include: positive and negative anodes powder, steel shell, copper aluminium, electrolyte,
Binder and diaphragm plastics.The used Li ion cell of the utility model processing is the single battery after the dismantling of mould group, battery pair
Angle square cun can be handled in 20cm or less；The used Li ion cell of the utility model processing is the battery after electric discharge, remaining electricity
Amount is less than 2-5%, guarantees the safe and efficient property of cracking and sorting treatment process.
The utility model uses pipeline chain conveyor mode of movement, and compact-sized, occupied area is small；All operation components are close
It is run in the space closed, material is pollution-free in transmission process, non-dusting；In material transportation process, storeroom is substantially without in
Portion's movement, is suitble to corrosive materials；Lamination will not be generated；Conveying capacity is big, consumes energy low.
The utility model is directed to the characteristic of used Li ion cell processing, realizes to valuable component in used Li ion cell
Efficient separation greatly increases the rate of recovery of black powder, and a whole set of cracking and sorting system is furnished with environmentally friendly subsystem, ensure that useless
Gas energy qualified discharge.Using the crushing-separating apparatus of the utility model, positive and negative anodes powder overall recovery >=98%；The steel shell rate of recovery >=
99%；Copper recovery >=95%；Aluminium recovery >=95%；The diaphragm rate of recovery >=80%；Wherein, cobalt residual quantity < in plastics
0.1%；Cobalt residual quantity < 0.5% in copper aluminium.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of used Li ion cell crushing-separating apparatus, which is characterized in that the crushing-separating apparatus includes:
Charging device (1)；
Coarse breaking machine (2), feed end are connect with the discharge end of the charging device (1), the coarse breaking machine (2) be used for by useless lithium from
Sub- battery cutout forms the material having a size of 5-10cm；
Crusher (3), feed end are connect with the discharge end of the coarse breaking machine (2), and the crusher (3) is for material to be crushed
At the battery fragment having a size of 15-20mm；
The feed end of multipass sort device (4), the multipass sort device (4) is connect with the discharge end of the crusher (3), institute
State multipass sort device (4) for by the battery fragment the black powder of major part and plastic diaphragms and steel shell sort out；
Pyrolysis oven (6), the feed end of the pyrolysis oven (6) are connect with the discharge end of the multipass sort device (4), the pyrolysis
Furnace (6) is used to carry out pyrolysis processing to binder, electrolyte and the plastic diaphragms not sorted out completely in material；
The feed end of material cooling storehouse (7), the material cooling storehouse (7) is connect with the discharge end of the pyrolysis oven (6)；
Second vibrating screen (8), the feed end of second vibrating screen (8) are connect with the discharge end of the material cooling storehouse (7), institute
The second vibrating screen (8) are stated for sorting out the black powder in the material after pyrolysis；
Thin broken machine (9), feed end are connect with the discharge end of second vibrating screen (8), and the thin broken machine (9) is used for material
In copper, aluminium be broken into remaining black powder in the material having a size of 1-3mm and material carry out friction break up；
Separator (10), the feed end of the separator (10) are connect with the discharge end of the thin broken machine (9)；
The feed end of third vibrating screen (11), the third vibrating screen (11) is connect with the discharge end of the separator (10), institute
Third vibrating screen (11) are stated for separating the black powder in material with copper, aluminium；
Jigging machine (12), the feed end of the jigging machine (12) are connect with the discharge end of the third vibrating screen (11), the jump
Machine (12) are eliminated for separating copper and aluminium.
2. used Li ion cell crushing-separating apparatus according to claim 1, which is characterized in that the multipass sort device
(4) include:
The feed end of first vibrating screen (41), first vibrating screen (41) is connect with the discharge end of the crusher (3), described
The sieve mesh number of first vibrating screen (41) is 5-10 mesh；
Magnetic separator (42), the feed end of the magnetic separator (42) are connect with the discharge end of first vibrating screen (41), the magnetic
The magnetic induction intensity for selecting machine (42) is 3000GS；
First separating plastic machine (43), the feed end of the first separating plastic machine (43) and the discharge end of the magnetic separator (42)
Connection, the sieve mesh diameter of the first separating plastic machine (43) are 12-20mm；
Second separating plastic machine (44), the feed end of the second separating plastic machine (44) and the first separating plastic machine (43)
Discharge end connection, the sieve mesh diameter of the second separating plastic machine (44) is 12-20mm.
3. used Li ion cell crushing-separating apparatus according to claim 2, which is characterized in that the coarse breaking machine (2) is
Toothed roll crusher；The crusher (3) and the thin broken machine (9) are blade crusher；Second vibrating screen (8)
Sieve mesh number is 70-90 mesh；The sieve mesh number of the third vibrating screen (11) is 90-110 mesh.
4. used Li ion cell crushing-separating apparatus according to claim 2, which is characterized in that the pyrolysis oven (6)
Exhanst gas outlet is connect by pipeline with the air inlet of a secondary combustion chamber (13), the gas outlet and one of the secondary combustion chamber (13)
The air inlet of gas cooler (14) connects, the gas outlet of the gas cooler (14) and one first bag filter (15)
Air inlet connection, the gas outlet of first bag filter (15) is connect with the air inlet of a buck spray column (16), described
The gas outlet of buck spray column (16) is connect with the air inlet of an activated carbon adsorber (17).
5. used Li ion cell crushing-separating apparatus according to claim 4, which is characterized in that the separator (10)
Gas outlet is connect with the air inlet of a cyclone dust collectors (18), and gas outlet and one second cloth bag of the cyclone dust collectors (18) remove
The air inlet of dirt device (19) connects, the gas outlet of second bag filter (19) and first bag filter (15)
Air inlet connection.
6. used Li ion cell crushing-separating apparatus according to claim 5, which is characterized in that the coarse breaking machine (2), institute
It states and is equipped on crusher (3), first vibrating screen (41), the magnetic separator (42) and the second separating plastic machine (44)
One first gas gathering mask, first gas gathering mask are connect with the air inlet of first bag filter (15)；The material is cooling
One second gas gathering mask, second gas gathering mask and first bag-type dust are equipped on storehouse (7) and second vibrating screen (8)
The air inlet of device (15) connects；The third vibrating screen (11) connect with a dust gathering arrester, the dust gathering arrester and second cloth bag
The air inlet of deduster (19) connects.
7. used Li ion cell crushing-separating apparatus according to claim 1, which is characterized in that the multipass sort device
(4) it is additionally provided with an intermediate storage bin (5) between the pyrolysis oven (6), the feed end of the intermediate storage bin (5) and described more
The discharge end connection of grade sorting unit (4), the discharge end of the intermediate storage bin (5) and the feed end of the pyrolysis oven (6) connect
It connects.
8. used Li ion cell crushing-separating apparatus according to claim 1, which is characterized in that the charging device (1)
Include:
Loading hopper (101)；
The discharge outlet in the loading hopper (101) is arranged in electro-vibrating feeder (102)；
The feed end of belt conveyor (103), the belt conveyor (103) is connect with the discharge port of the loading hopper (101),
The discharge end of the belt conveyor (103) is connect with the feed end of the coarse breaking machine (2).
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| CN201821783524.2U CN209348803U (en) | 2018-10-31 | 2018-10-31 | Used Li ion cell crushing-separating apparatus |
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| CN201821783524.2U CN209348803U (en) | 2018-10-31 | 2018-10-31 | Used Li ion cell crushing-separating apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614154A (en) * | 2019-10-30 | 2019-12-27 | 褚兵 | Lithium battery positive electrode material extraction production line |
| CN111495925A (en) * | 2020-04-20 | 2020-08-07 | 北京矿冶科技集团有限公司 | Method for pyrolyzing and defluorinating chlorine of waste lithium battery |
| CN111530580A (en) * | 2020-05-28 | 2020-08-14 | 长沙矿冶研究院有限责任公司 | Pre-crusher, pre-crushing system, pre-crushing method and comprehensive recovery system |
| CN113501261A (en) * | 2021-07-06 | 2021-10-15 | 柳文炎 | Battery recovery system of electric automobile |
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2018
- 2018-10-31 CN CN201821783524.2U patent/CN209348803U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614154A (en) * | 2019-10-30 | 2019-12-27 | 褚兵 | Lithium battery positive electrode material extraction production line |
| CN111495925A (en) * | 2020-04-20 | 2020-08-07 | 北京矿冶科技集团有限公司 | Method for pyrolyzing and defluorinating chlorine of waste lithium battery |
| CN111530580A (en) * | 2020-05-28 | 2020-08-14 | 长沙矿冶研究院有限责任公司 | Pre-crusher, pre-crushing system, pre-crushing method and comprehensive recovery system |
| CN111530580B (en) * | 2020-05-28 | 2024-02-13 | 长沙矿冶研究院有限责任公司 | Pre-crusher, pre-crushing system, pre-crushing method and comprehensive recycling system |
| CN113501261A (en) * | 2021-07-06 | 2021-10-15 | 柳文炎 | Battery recovery system of electric automobile |
| CN113501261B (en) * | 2021-07-06 | 2022-07-01 | 赣州知星科技合伙企业(有限合伙) | Battery recycling system of electric automobile |
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