CN110614154A - Lithium battery positive electrode material extraction production line - Google Patents
Lithium battery positive electrode material extraction production line Download PDFInfo
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- CN110614154A CN110614154A CN201911047892.XA CN201911047892A CN110614154A CN 110614154 A CN110614154 A CN 110614154A CN 201911047892 A CN201911047892 A CN 201911047892A CN 110614154 A CN110614154 A CN 110614154A
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- powder
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- sieved
- cyclone
- dust
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 15
- 238000000605 extraction Methods 0.000 title claims abstract description 10
- 239000007774 positive electrode material Substances 0.000 title claims description 9
- 239000000843 powder Substances 0.000 claims abstract description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 16
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract 2
- 239000000428 dust Substances 0.000 claims description 37
- 239000007921 spray Substances 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 230000035485 pulse pressure Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 239000010406 cathode material Substances 0.000 claims 1
- 238000012216 screening Methods 0.000 abstract description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 238000007873 sieving Methods 0.000 abstract description 3
- 239000010405 anode material Substances 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000746 purification Methods 0.000 description 4
- 239000007858 starting material Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010926 waste battery Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
A lithium battery anode material extraction production line can solve the technical problems that the existing method cannot meet the recovery requirement, is low in efficiency and causes pollution. The sorted battery positive pole pieces are sequentially crushed in a crusher A, sieved in a vibrating sieve A and sieved again by a sieve B; the black powder screened by the B screen machine flows into the aggregate bag from the discharge hole; and (4) sieving again in the sieving machine C, enabling the sieved black powder to enter a collecting bag, and enabling the black powder which cannot be sieved to be aluminum particles to flow into the collecting bag from a discharge hole. The invention continuously reduces the pressure of separation and screening in production, can realize the property of rapid physical disassembly, efficiently and completely recovers various metal components, and all the components are classified and recovered from the step of feeding coarse materials to the step of crushing, screening and dedusting, and are automatically recovered in a one-time pass manner. The whole production line is controlled by the electric control platform, the work progress of each work department can be finely adjusted, and the whole production line and the running speed of the motor are automatically controlled, so that the efficiency is high, and the environmental protection degree is high.
Description
Technical Field
The invention relates to the technical field of battery recovery, in particular to a lithium battery positive electrode material extraction production line.
Background
In the existing lithium battery anode treatment method, dust is not particularly recycled, so that the environmental pollution is serious, the technical problem of incomplete classification, separation and purification exists, the overall treatment efficiency is low, the requirement of treating a large amount of waste batteries at present cannot be met, and the recovery rate is not high.
Disclosure of Invention
The lithium battery positive electrode material extraction production line provided by the invention can solve the technical problems that the existing method cannot meet the recovery requirement, is low in efficiency and causes pollution.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lithium battery anode material extraction production line comprises a pulverizer A, wherein sorted battery anode pole pieces enter the pulverizer A through a conveyer belt to be pulverized, and pulverized pole piece powder enters a cyclone I from a feeding guide pipe through an air conveying system;
fine dust in the cyclone I flows out of a top exhaust duct communicated with the top end of the cyclone I; the powder with large specific gravity rotates and falls back into a vibrating screen A arranged right below the cyclone I to screen aluminum powder and battery raw material powder, screened black powder flows into a collecting bag from an outlet A2 of the vibrating screen A, and powder containing aluminum particles which cannot be screened flows out from an outlet A1 of the vibrating screen A and enters a screen B to be screened again;
the black powder screened by the screen B flows into an aggregate bag from a discharge port B2; the aluminum-containing particle powder which is not screened enters a B crusher from a discharge hole of B1 to be crushed again to ensure that the bottom cutting and separation particle size of the battery raw material powder and the aluminum powder is reduced, and then the battery raw material powder enters a cyclone II through an air conveying system to rotate and slide down;
and fine small-particle dust is discharged from a top exhaust duct communicated with the top end of the second cyclone, the powder with high specific gravity rotates and falls back into the C sieve machine for sieving again, the sieved black powder flows out from a C2 powder outlet and enters a collecting bag, and the residual black powder which cannot be sieved is aluminum particles and flows out from a C1 discharge outlet and flows out of the collecting bag.
Furthermore, the top exhaust duct is provided with a valve switch, and the flow of fine dust and gas can be adjusted and matched through the valve switch of the top exhaust duct.
Furthermore, the outlet of the top exhaust guide pipe is connected with a pulse dust collector, a cloth bag is arranged in the pulse dust collector to filter and isolate dust from air, and high-pressure air flow impacts a dustproof cloth bag through a pulse pressure relief valve to enable the dust to fall off in a dust collection box.
Furthermore, the pulse dust collector also comprises a spray tower, the pulse dust collector enables the exhausted air to flow into the spray tower for spraying and purification through arranging a fan, and the purified air flows out from an exhaust port of the spray tower.
According to the technical scheme, the production line for extracting the lithium battery positive electrode material can cut the bottom and crush and recover various high-value metals on the lithium battery positive electrode plate. The fine dust (black powder) is collected in the dust remover, and the rest black powder can be continuously recycled through the A2 discharge port, the B2 discharge port and the C2 discharge port, so that the sorting and screening pressure in production is continuously reduced, the property of rapid physical disassembly can be realized, various metal components are efficiently and completely recycled, and all the components are classified and recycled from coarse feeding to crushing, screening and dust removal, and are automatically recycled in a one-time pass manner. The whole production line is controlled by the electric control platform, the work progress of each work department can be finely adjusted, and the whole production line and the running speed of the motor are automatically controlled, so that the efficiency is high, and the environmental protection degree is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an electrical control schematic of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1, the lithium battery positive electrode material extraction production line described in this embodiment is a set of eight-link combination of a primary hammer-blade type high-speed pulverizer, a cyclone collecting box, a vibrating rotary screen machine, a secondary hammer-blade type high-speed pulverizer, a cyclone collecting box, a vibrating rotary screen machine, a pulse type tip collector, and a spray tower.
The following is a detailed description:
crushing and screening:
the sorted positive pole piece enters the A grinder 1 through a conveyer belt to be ground, the ground pole piece powder enters the cyclone I3 from the feeding guide pipe 2 through an air conveying system, fine dust flows out of the top exhaust guide pipe 4, the powder with high specific gravity rotates and falls back to the A vibrating screen machine 5 to be screened (black powder) for aluminum powder and battery raw material powder, the screened black powder partially flows into a collecting bag from an A2 outlet 52, the powder containing aluminum particles which cannot be screened out flows out of an A1 discharge port 51 to enter a B screen machine 6 to be screened again, and the black powder screened out by the B screen machine 6 flows into an aggregate bag from a B2 discharge port 62. The aluminum-containing particle powder which cannot be screened enters a B grinder 7 from a B1 discharge port 61 to be ground again to ensure that the battery raw material powder and the aluminum powder are cut off and separated from each other to be reduced in granularity, then the powder enters a cyclone II 8 through an air supply system to rotate and slide down, fine small particle dust is discharged from a top exhaust duct 4, the powder with high specific gravity rotates and falls back into a C screen machine 9 to be screened again, the screened black powder flows out from a C2 powder outlet 92 to enter a collecting bag, the aluminum particles which cannot be screened out are all aluminum particles, and the aluminum particles flow out from a last discharge port C1 and flow out of the collecting bag.
Negative pressure dust removal:
tiny dust and gas can be adjusted through valve switch 41 of top exhaust duct 4 and match the flow, flow into and let in the sack in the pulse dust collector 10 and consider to separate the dust and keep apart with the air, and high-pressure draught passes through the pulse relief valve and strikes dustproof sack, makes the dust drop in the dust collection box, and the air flows into spray column 12 through fan 11 discharge and sprays the purification, and the air after the purification flows out from gas vent (121) of spray column (12).
As shown in fig. 2, the power utilization units involved in the circuit diagram are as follows:
TS is total electric brake;
SZ/TV: a data stream display;
BMS ROM: a microcomputer control box;
a: starting a power supply of the pulverizer;
b: a, a vibrating screen machine starter;
c: b, starting a power supply of the vibrating screen machine;
d: b, starting a power supply of the pulverizer;
e: c, starting a power supply of the vibrating screen machine;
f: starting a dust remover fan;
g: starting a spray tower water pump;
h: the feeder starts the electrical apparatus;
1: a grinder/30 KW;
5: a vibration sieve machine/2.2 KW;
6: b, vibrating a screen machine/1.1 KW;
7: b, a grinder/7.5 KW;
9: c, vibrating a screen/2.2 KW;
11: dust catcher fan/7.5 KW;
12: 2.2KW of a water pump of the spray tower;
2: feeding machine/7.5 KW;
as shown in fig. 2, the electric control part is described as follows:
the total power consumption of the whole production line is about 60KW, a contact starter microcomputer controller provided with a total circuit safety switch and shunted to each power consumption unit controls a relay to drive the current supply of the contact starter, when the current of the power consumption unit is overloaded, a signal is immediately reflected to the microcomputer controller, and the controller immediately makes the power-off current to protect the power consumption unit parts. The SZ/TV is a data flow display of the whole production line, data numbers are obtained by absorbing signals through an inductor and transmitting the signals to a microcomputer controller through a signal converter, and the data are conveyed to the SZ/TV display after comprehensive arrangement to express data such as negative pressure values, dust flow in pipelines, powder flow of each screening machine, temperature in the pipelines, comprehensive current values on the production line and the like.
From the above, the production line of this embodiment can undercut and smash various high-value metals on the recovery lithium cell positive plate. The fine dust (black powder) is collected in a dust collector. The rest black powder can be continuously recycled through a discharge port A2, a discharge port B2 and a discharge port C2, the sorting and screening pressure in production is continuously reduced, the property of quick physical disassembly can be realized, various metal components are efficiently and completely recycled, and all the components are classified and recycled from coarse feeding to crushing, screening and dedusting, and are automatically recycled in a one-time pass manner. The whole production line is controlled by the electric control platform, and the working progress of each work part and the running speed of the motor can be finely adjusted.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides a lithium cell cathode material draws production line, includes A rubbing crusher (1), its characterized in that:
the sorted positive pole pieces of the battery enter a pulverizer (1) A through a conveyer belt to be pulverized, and pulverized pole piece powder enters a cyclone I (3) from a feeding guide pipe (2) through an air conveying system;
fine dust in the cyclone I (3) flows out of a top exhaust duct (4) communicated with the top end of the cyclone I (3); the powder with large specific gravity rotationally falls into an A vibration sieve machine (5) arranged right below the cyclone I (3) to sieve the aluminum powder and the battery raw material powder, the sieved black powder flows into a collecting bag from an A2 outlet (52) of the A vibration sieve machine (5), and the powder containing aluminum particles which cannot be sieved flows out from an A1 discharge port (51) of the A vibration sieve machine (5) and enters a B sieve machine (6) to be sieved again;
the black powder screened by the screen B (6) flows into an aggregate bag from a discharge port (62) of a screen B2; the aluminum-containing powder which is not screened enters a B crusher (7) from a B1 discharge port (61) to be crushed again to ensure that the particle size of the battery raw material powder and the aluminum powder separated from the bottom is reduced, and then the battery raw material powder enters a cyclone II (8) through an air conveying system to rotate and slide down;
and fine small-particle dust is discharged from a top exhaust duct (4) communicated with the top end of the second cyclone (8), powder with high specific gravity rotates and falls back into the C sieve (9) to be sieved again, the sieved black powder flows out from a powder outlet (92) of the C2 to enter a collecting bag, and aluminum particles which cannot be sieved are left in the collecting bag and flow out of a material outlet of the C1(91) to flow out of the collecting bag.
2. The lithium battery positive electrode material extraction production line as recited in claim 1, characterized in that: the top exhaust duct (4) is provided with a valve switch (41), and the flow of fine dust and gas can be adjusted and matched through the valve switch (41) of the top exhaust duct (4).
3. The lithium battery positive electrode material extraction production line as recited in claim 1, characterized in that: the outlet of the top exhaust guide pipe (4) is connected with a pulse dust collector (10), a cloth bag is arranged in the pulse dust collector (10) to filter dust and isolate air, and high-pressure air flow impacts a dustproof cloth bag through a pulse pressure relief valve to enable the dust to fall off in a dust collection box.
4. The lithium battery positive electrode material extraction production line as recited in claim 1, characterized in that: the pulse dust collector further comprises a spray tower (12), the pulse dust collector (10) enables exhausted air to flow into the spray tower (12) through a fan (11) for spraying and purifying, and the purified air flows out from an exhaust port (121) of the spray tower (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911047892.XA CN110614154A (en) | 2019-10-30 | 2019-10-30 | Lithium battery positive electrode material extraction production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911047892.XA CN110614154A (en) | 2019-10-30 | 2019-10-30 | Lithium battery positive electrode material extraction production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110614154A true CN110614154A (en) | 2019-12-27 |
Family
ID=68927296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911047892.XA Pending CN110614154A (en) | 2019-10-30 | 2019-10-30 | Lithium battery positive electrode material extraction production line |
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| CN (1) | CN110614154A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111180820A (en) * | 2020-01-04 | 2020-05-19 | 浙江大学 | Method for recovering lithium ion battery original material and regenerating battery |
| CN111905505A (en) * | 2020-07-06 | 2020-11-10 | 苏州宾采尔工业技术有限公司 | Aluminum powder collection and treatment explosion-proof system and method thereof |
| CN114308347A (en) * | 2022-01-14 | 2022-04-12 | 张金庆 | Automatic production line and process for extracting lithium battery anode |
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