CN108525817A - A kind of cryogenic pulverization equipment being crushed for waste lithium ion - Google Patents
A kind of cryogenic pulverization equipment being crushed for waste lithium ion Download PDFInfo
- Publication number
- CN108525817A CN108525817A CN201810664751.1A CN201810664751A CN108525817A CN 108525817 A CN108525817 A CN 108525817A CN 201810664751 A CN201810664751 A CN 201810664751A CN 108525817 A CN108525817 A CN 108525817A
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- waste lithium
- freezing
- crushed
- electromagnetic valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
- B02C19/186—Use of cold or heat for 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
- B02C23/04—Safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- 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
-
- 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
Abstract
The present invention discloses a kind of cryogenic pulverization equipment being crushed for waste lithium ion, including cryogenic freezing unit, fragmentation cell and discharge unit；The cryogenic freezing unit includes liquid nitrogen container, electromagnetic valve, freezing feed bin and sealing plate, and waste lithium ion carries out cryogenic freezing in freezing feed bin；Fragmentation cell includes nitrogen gas tank, electromagnetic valve, pressure sensor, sealing plate and crusher chamber, and waste lithium ion is crushed under nitrogen protection；Discharge unit includes dry ice tank, electromagnetic valve, burning things which may cause a fire disaster temperature sensor and discharge gate, and crushing plant is discharged by discharge gate in broken rear product.The present invention can be crushed electrification waste lithium ion; freezing processing is carried out to it before broken; battery is set to inactivate; it is crushed under nitrogen protection again; in case of temperature increases or occur flame conditions in discharging process; it can carry out cooling fire extinguishing processing in time to material, the generation for the safety problems that avoid catching fire in crushing plant etc. in electrification waste lithium ion shattering process.
Description
Technical field
The present invention relates to waste lithium ion recycling field technologies, refer in particular to a kind of for discarding lithium-ion electric
The broken cryogenic pulverization equipment in pond.
Background technology
Containing valuable constituents such as a large amount of cobalt, nickel, manganese, lithium, graphite, copper, aluminium, iron in waste lithium ion, such as to it
Arbitrarily landfill will do great damage to environment, but will cause the serious wasting of resources.Therefore, waste lithium ion is carried out
High efficiente callback utilization can not only obtain the high value metals such as cobalt, lithium, moreover it is possible to solve a series of rings that waste lithium ion is brought
Border problem.Broken link in removal process, be lithium ion battery recycling during important step, including coarse crushing,
Fine crushing and process of lapping, the trouble-free operation of each link are the important guarantees that lithium ion battery recycles.
Currently, waste lithium ion existing electrification, and have uncharged, comparatively uncharged battery is easy place
Reason can use traditional crushing plant to be directly crushed.And the battery charged is when directly broken using conventional breakers, meeting
The danger caught fire and exploded, it is therefore desirable to carry out it is broken before discharge treatment, common charging method be will charge to discard
Ion battery is immersed in electrolyte solution and takes out after a certain period of time, and whole process, which will pass through, to be impregnated and be dried, and process
In will produce the secondary pollutions such as waste water, exhaust gas.Therefore, it is directly carried out under inactivated state if can ion battery be discarded for electrification
It is broken, to improving crushing efficiency, avoid safety accident significant.
The present invention is directed to carry out electrification to waste lithium ion to be crushed, and it is broken from waste lithium ion indifference is reached
Broken purpose, to improve the crushing efficiency of waste lithium ion and the safety of shattering process.
Invention content
In view of this, in view of the deficiencies of the prior art, the present invention aims to provide one kind for discarding lithium
The broken cryogenic pulverization equipment of ion battery, it is broken to carry out electrification to waste lithium ion, and from reaching discarded lithium
The broken purpose of ion battery indifference, to improve the crushing efficiency of waste lithium ion and the safety of shattering process.
To achieve the above object, the present invention is using following technical solution：
It is a kind of for waste lithium ion be crushed cryogenic pulverization equipment, including cryogenic freezing unit, fragmentation cell and
Discharge unit；It is primarily characterized in that：The cryogenic freezing unit includes liquid nitrogen container, electromagnetic valve, freezing feed bin and sealing plate, is given up
It abandons lithium ion battery and carries out cryogenic freezing in freezing feed bin；Fragmentation cell include nitrogen gas tank, electromagnetic valve, pressure sensor,
Sealing plate and crusher chamber, waste lithium ion are crushed under nitrogen protection；Discharge unit includes dry ice tank, solenoid valve
Crushing plant is discharged by discharge gate in door, burning things which may cause a fire disaster temperature sensor and discharge gate, broken rear product.
Preferably：The cryogenic freezing unit includes liquid nitrogen container, electromagnetic valve, freezing feed bin and sealing plate, discard lithium from
Sub- battery carries out cryogenic freezing in freezing feed bin.
Preferably：The fragmentation cell includes nitrogen gas tank, electromagnetic valve, pressure sensor, sealing plate and crusher chamber, is discarded
Lithium ion battery is crushed under nitrogen protection.
Preferably：The discharge unit includes dry ice tank, electromagnetic valve, burning things which may cause a fire disaster temperature sensor and discharge gate, after being crushed
Crushing plant is discharged by discharge gate in product.
The present invention has clear advantage and advantageous effect compared with prior art, specifically, by above-mentioned technical proposal
Known to：
The freezing of certain time is carried out to it before waste lithium ion enters crusher chamber, electrode material is made to lose work
Property, in shattering process, being filled with nitrogen to crusher chamber is protected, and battery is made to be crushed under starvation environment, discharge
In the process as found to there is temperature to increase sign or have burning things which may cause a fire disaster, dry ice fire-extinguishing operations are carried out to it, in entire shattering process, are passed through
Above-mentioned triple protection measure ensures the high efficiency and safety of shattering process.
More clearly to illustrate the structure feature and effect of the present invention, come below in conjunction with the accompanying drawings to this hair with specific embodiment
It is bright to be described in detail：
Description of the drawings
It is the structural schematic diagram of the preferred embodiments of the invention to this Fig. 1.
Description of drawing identification：
10, pan feeding belt 11, freezing feed bin sealing plate
12, feed bin 15, crusher chamber sealing plate are freezed
16, crusher chamber 18, crushing toothed roller
20, discharge gate 21, supporting rack
25, pressure sensor 27, burning things which may cause a fire disaster temperature sensor
30, liquid nitrogen container 31, liquid nitrogen pressure-reducing valve
34, electromagnetic valve 36, liquid nitrogen entrance
40, nitrogen cylinder 41, nitrogen pressure reducing valve
43, electromagnetic valve 45, nitrogen inlet
50, dry ice tank 51, dry ice pressure reducing valve
53, electromagnetic valve 54, dry ice nozzle
Specific implementation mode
It please refers to shown in Fig. 1, that show the concrete structures of the preferred embodiments of the invention, include cryogenic freezing list
Member, fragmentation cell and discharge unit.
The cryogenic freezing unit includes freezing feed bin sealing plate 11, freezing feed bin 12 and liquid nitrogen input system, the system packet
Include liquid nitrogen container 30, liquid nitrogen pressure-reducing valve 31, electromagnetic valve 34 and liquid nitrogen entrance 36.Fragmentation cell includes crusher chamber 16 and nitrogen protection
System, interior crusher chamber 16 includes crusher chamber sealing plate 15 and crushing toothed roller 18, and nitrogen protecting system includes pressure sensor 25, nitrogen
Gas cylinder 40, nitrogen pressure reducing valve 41, electromagnetic valve 43 and nitrogen inlet 45.Discharge unit includes discharge gate 20 and fire extinguishing cooling system
System, fire extinguishing cooling system includes that the burning things which may cause a fire disaster temperature sensor 27, dry ice tank 50, dry ice pressure reducing valve of both sides is arranged in discharge unit
51, electromagnetic valve 53 and dry ice nozzle 54.
The operation principle that the present embodiment is described in detail is as follows：
Start the crushing plant, opens liquid nitrogen pressure-reducing valve 31, nitrogen pressure reducing valve 41 and dry ice pressure reducing valve 51, open simultaneously cold
To freeze feed bin sealing plate 11, closes crusher chamber sealing plate 15, waste lithium ion enters freezing feed bin 12 by pan feeding belt 10,
After pan feeding reaches a certain amount of, freezing feed bin sealing plate 11 is closed, and electromagnetic valve 34 automatically opens, and the liquid nitrogen in liquid nitrogen container 30 passes through
Liquid nitrogen entrance 36 enters freezing feed bin 12, and by the cryogenic freezing of certain time, electromagnetic valve 34 is automatically closed, crusher chamber sealing
Plate 15 open, it is chilled after the deactivated waste lithium ion of electrode material enter crusher chamber 16, in crushing toothed roller 18
Shear action under be crushed, in shattering process, according to the result of detection of pressure sensor 25, electromagnetic valve 43 is automatic
The amount for entering crusher chamber 16 to adjust the nitrogen in nitrogen cylinder 40 by nitrogen inlet 45 is opened or closed, makes crusher chamber 16 always
Interior nitrogen maintains certain pressure, and waste lithium ion is made to be crushed under nitrogen protection, prevents band in shattering process
Battery burns, and broken material is discharged by discharge gate, in discharging process, according to burning things which may cause a fire disaster temperature sensor 27
The material burning things which may cause a fire disaster temperature detected, electromagnetic valve 53, which is automatically opened or closed, to be sprayed to adjust the dry ice in dry ice tank 50 by dry ice
The emitted dose of mouth 54 achievees the purpose that put out burning things which may cause a fire disaster.Entire shattering process contains triple protection measure to ensure shattering process
Safety, to electrification and uncharged waste lithium ion can be crushed, improve crushing efficiency, avoid safety accident
Occur.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and it cannot be construed to limiting the scope of the invention in any way.Based on the explanation herein, the technology of this field
Personnel would not require any inventive effort the other specific implementation modes that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (4)
1. a kind of cryogenic pulverization equipment being crushed for waste lithium ion, including cryogenic freezing unit, fragmentation cell and row
Material unit；It is primarily characterized in that：The cryogenic freezing unit includes liquid nitrogen container, electromagnetic valve, freezing feed bin and sealing plate, is discarded
Lithium ion battery carries out cryogenic freezing in freezing feed bin；Fragmentation cell includes nitrogen gas tank, electromagnetic valve, pressure sensor, close
Sealing plate and crusher chamber, waste lithium ion are crushed under nitrogen protection；Discharge unit include dry ice tank, electromagnetic valve,
Crushing plant is discharged by discharge gate in burning things which may cause a fire disaster temperature sensor and discharge gate, broken rear product.
2. a kind of cryogenic pulverization equipment being crushed for waste lithium ion as described in claim 1, it is characterised in that：Institute
It includes liquid nitrogen container, electromagnetic valve, freezing feed bin and sealing plate to state cryogenic freezing unit, and waste lithium ion is in freezing feed bin
Carry out cryogenic freezing.
3. a kind of cryogenic pulverization equipment being crushed for waste lithium ion as described in claim 1, it is characterised in that：Institute
It includes nitrogen gas tank, electromagnetic valve, pressure sensor, sealing plate and crusher chamber to state fragmentation cell, and waste lithium ion is in nitrogen
It is crushed under protection.
4. a kind of cryogenic pulverization equipment being crushed for waste lithium ion as described in claim 1, it is characterised in that：Institute
It includes dry ice tank, electromagnetic valve, burning things which may cause a fire disaster temperature sensor and discharge gate to state discharge unit, and broken rear product is discharged by discharge gate
Crushing plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664751.1A CN108525817A (en) | 2018-06-25 | 2018-06-25 | A kind of cryogenic pulverization equipment being crushed for waste lithium ion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664751.1A CN108525817A (en) | 2018-06-25 | 2018-06-25 | A kind of cryogenic pulverization equipment being crushed for waste lithium ion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108525817A true CN108525817A (en) | 2018-09-14 |
Family
ID=63486928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810664751.1A Pending CN108525817A (en) | 2018-06-25 | 2018-06-25 | A kind of cryogenic pulverization equipment being crushed for waste lithium ion |
Country Status (1)
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193064A (en) * | 2018-10-31 | 2019-01-11 | 中南大学 | A kind of method of waste power lithium battery valuable constituent sorting recycling |
| CN109290037A (en) * | 2018-10-17 | 2019-02-01 | 金彬 | A kind of building materials disintegrating process |
| CN109550568A (en) * | 2018-10-31 | 2019-04-02 | 株洲鼎端装备股份有限公司 | A kind of used Li ion cell cracking and sorting technique |
| CN109560342A (en) * | 2018-12-01 | 2019-04-02 | 贵州中伟资源循环产业发展有限公司 | A kind of electrolyte recycling device of useless lithium battery cold type splash-proof |
| CN109585963A (en) * | 2018-11-30 | 2019-04-05 | 先进储能材料国家工程研究中心有限责任公司 | Waste and old lithium ionic cell electrolyte recovery and treatment method |
| CN110420732A (en) * | 2019-05-20 | 2019-11-08 | 合肥国轩高科动力能源有限公司 | A kind of battery disintegrator |
| CN110479453A (en) * | 2019-08-19 | 2019-11-22 | 广东新生环保科技股份有限公司 | A kind of waste and old power battery device for disassembling |
| CN111416169A (en) * | 2020-03-11 | 2020-07-14 | 长沙有色冶金设计研究院有限公司 | Device for charged crushing and electrolyte recovery of waste power lithium battery |
| WO2020145829A1 (en) * | 2019-01-08 | 2020-07-16 | HUPKA, Łukasz | Crushing method for galvanic cells with high energy densities |
| CN112958257A (en) * | 2021-04-07 | 2021-06-15 | 北辰先进循环科技(青岛)有限公司 | Waste lithium ion power battery protection crushing process equipment |
| CN113083857A (en) * | 2021-04-02 | 2021-07-09 | 深圳市守正创新有限公司 | Method and system for charged crushing and recycling of lithium ions |
| CN113600526A (en) * | 2021-08-03 | 2021-11-05 | 潍坊科技学院 | Epidermis remove device that lithium cell was retrieved |
| CN113731607A (en) * | 2021-09-07 | 2021-12-03 | 派尔森环保科技有限公司 | Waste single battery crushing system and process thereof |
| CN114602622A (en) * | 2022-03-01 | 2022-06-10 | 江西睿达新能源科技有限公司 | Broken low temperature crushing equipment of abandonment lithium cell |
| CN116510875A (en) * | 2023-07-05 | 2023-08-01 | 江苏道金智能制造科技股份有限公司 | Dry ice-based waste lithium battery charged crushing system and working method thereof |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109290037A (en) * | 2018-10-17 | 2019-02-01 | 金彬 | A kind of building materials disintegrating process |
| CN109550568A (en) * | 2018-10-31 | 2019-04-02 | 株洲鼎端装备股份有限公司 | A kind of used Li ion cell cracking and sorting technique |
| CN109193064A (en) * | 2018-10-31 | 2019-01-11 | 中南大学 | A kind of method of waste power lithium battery valuable constituent sorting recycling |
| CN109585963B (en) * | 2018-11-30 | 2021-12-21 | 先进储能材料国家工程研究中心有限责任公司 | Method for recycling and treating waste lithium ion battery electrolyte |
| CN109585963A (en) * | 2018-11-30 | 2019-04-05 | 先进储能材料国家工程研究中心有限责任公司 | Waste and old lithium ionic cell electrolyte recovery and treatment method |
| CN109560342A (en) * | 2018-12-01 | 2019-04-02 | 贵州中伟资源循环产业发展有限公司 | A kind of electrolyte recycling device of useless lithium battery cold type splash-proof |
| CN109560342B (en) * | 2018-12-01 | 2022-01-21 | 贵州中伟资源循环产业发展有限公司 | Useless lithium cell cold type anti-splash electrolyte recovery unit that spills |
| WO2020145829A1 (en) * | 2019-01-08 | 2020-07-16 | HUPKA, Łukasz | Crushing method for galvanic cells with high energy densities |
| CN110420732A (en) * | 2019-05-20 | 2019-11-08 | 合肥国轩高科动力能源有限公司 | A kind of battery disintegrator |
| CN110479453A (en) * | 2019-08-19 | 2019-11-22 | 广东新生环保科技股份有限公司 | A kind of waste and old power battery device for disassembling |
| CN111416169A (en) * | 2020-03-11 | 2020-07-14 | 长沙有色冶金设计研究院有限公司 | Device for charged crushing and electrolyte recovery of waste power lithium battery |
| CN113083857A (en) * | 2021-04-02 | 2021-07-09 | 深圳市守正创新有限公司 | Method and system for charged crushing and recycling of lithium ions |
| CN112958257A (en) * | 2021-04-07 | 2021-06-15 | 北辰先进循环科技(青岛)有限公司 | Waste lithium ion power battery protection crushing process equipment |
| CN113600526A (en) * | 2021-08-03 | 2021-11-05 | 潍坊科技学院 | Epidermis remove device that lithium cell was retrieved |
| CN113600526B (en) * | 2021-08-03 | 2022-04-26 | 潍坊科技学院 | Epidermis remove device that lithium cell was retrieved |
| CN113731607A (en) * | 2021-09-07 | 2021-12-03 | 派尔森环保科技有限公司 | Waste single battery crushing system and process thereof |
| CN113731607B (en) * | 2021-09-07 | 2022-08-09 | 派尔森环保科技有限公司 | Waste lithium battery crushing system and process thereof |
| CN114602622A (en) * | 2022-03-01 | 2022-06-10 | 江西睿达新能源科技有限公司 | Broken low temperature crushing equipment of abandonment lithium cell |
| CN116510875A (en) * | 2023-07-05 | 2023-08-01 | 江苏道金智能制造科技股份有限公司 | Dry ice-based waste lithium battery charged crushing system and working method thereof |
| CN116510875B (en) * | 2023-07-05 | 2023-09-05 | 江苏道金智能制造科技股份有限公司 | Dry ice-based waste lithium battery charged crushing system and working method thereof |
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Application publication date: 20180914 |
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