CN109261517A - A kind of method and system of waste lithium cell copper aluminium separation - Google Patents
A kind of method and system of waste lithium cell copper aluminium separation Download PDFInfo
- Publication number
- CN109261517A CN109261517A CN201811235093.0A CN201811235093A CN109261517A CN 109261517 A CN109261517 A CN 109261517A CN 201811235093 A CN201811235093 A CN 201811235093A CN 109261517 A CN109261517 A CN 109261517A
- Authority
- CN
- China
- Prior art keywords
- mixture
- separation
- copper aluminium
- lithium cell
- specific gravity
- 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
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 239000004411 aluminium Substances 0.000 title claims abstract description 55
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 55
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 55
- 239000010949 copper Substances 0.000 title claims abstract description 55
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 40
- 239000002699 waste material Substances 0.000 title claims abstract description 36
- 238000000926 separation method Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 58
- 238000012216 screening Methods 0.000 claims abstract description 31
- 238000007885 magnetic separation Methods 0.000 claims abstract description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000007769 metal material Substances 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 230000005484 gravity Effects 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000006148 magnetic separator Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to a kind of method and systems of waste lithium cell copper aluminium separation, and this method includes being crushed waste lithium cell, obtains broken mixture；Broken mixture is subjected to first time screening, then carries out magnetic separation, iron therein is separated；Mixture after magnetic separation is carried out second to sieve, then carries out selection by winnowing, non-metallic material therein is separated；Copper aluminium mixture after selection by winnowing is heated, realizes the separation of copper aluminium.Using technical solution of the present invention, it is capable of the copper and aluminium of efficiently separating waste, worn lithium battery, realizes that the secondary recycling of copper aluminium utilizes.
Description
Technical field
A kind of separated the present invention relates to copper aluminium separation technology field more particularly to waste lithium cell copper aluminium method and it is
System.
Background technique
Battery is the necessary product of electronic equipment, indispensable now and in later life production.Such as mobile phone is mobile
Communication apparatus, environment-friendly electric bus etc., the increasingly developed of these industries push waste lithium cell recovery and utilization technology not
Disconnected innovation.
The accounting of the production and use of China's battery worldwide is larger.So far, fortune of the lithium battery in market
Gradually accelerated with speed, or even in consumer electronics field completely instead of lead-acid battery and nickel-metal hydride battery.As a result, to useless old lithium
The recycling and reusing in pond is required for the environment of whole market.However, waste lithium cell still has the low rate of recovery and low utilization
The statuses such as rate.
Summary of the invention
To solve problems of the prior art, the embodiment of the present invention provides a kind of side of waste lithium cell copper aluminium separation
Method and system are capable of the copper and aluminium of efficiently separating waste, worn lithium battery, realize that the secondary recycling of copper aluminium utilizes.
One side according to an embodiment of the present invention provides a kind of method of waste lithium cell copper aluminium separation, including following step
It is rapid:
Waste lithium cell is crushed, broken mixture is obtained；
Broken mixture is subjected to first time screening, then carries out magnetic separation, iron therein is separated；
Mixture after magnetic separation is carried out second to sieve, then carries out selection by winnowing, non-metallic material therein is separated；
Copper aluminium mixture after selection by winnowing is heated, realizes the separation of copper aluminium.
Further, the waste lithium cell is crushed by crusher.
Further, the mixture by after magnetic separation carries out second of screening, then carries out selection by winnowing, comprising the following steps:
Mixture after magnetic separation is carried out second to sieve, obtains metal and nonmetallic mixture；
The metal and nonmetallic mixture are sent into specific gravity separator；
The lower section air blower air blast of specific gravity separator, makes the metal and nonmetallic mixture suspend to some extent；
The lateral air blower air blast of specific gravity separator makes the non-metallic material point in the metal and nonmetallic mixture
From.
Further, the copper aluminium mixture by after selection by winnowing heats, and realizes the separation of copper aluminium, comprising the following steps:
Copper aluminium mixture after selection by winnowing is sent into high-temperature vacuum furnace；
300 to 800 degrees Celsius are heated to, realizes the separation of copper aluminium.
The another aspect of the embodiment of the present invention provides a kind of system of waste lithium cell copper aluminium separation, including crusher,
Screening machine, magnetic separator, specific gravity separator and high-temperature vacuum furnace, wherein
Crusher obtains broken mixture for waste lithium cell to be crushed；
Screening machine is used to carry out broken mixture first time screening, and carries out second to the mixture after magnetic separation
Secondary screening；
Mixture after magnetic separator is used to sieve first time carries out magnetic separation, and iron therein is separated；
Mixture after specific gravity separator is used to sieve second carries out selection by winnowing, and non-metallic material therein is separated；
High-temperature vacuum furnace realizes the separation of copper aluminium for heating the copper aluminium mixture after selection by winnowing.
Further, pass through conveying between the crusher, screening machine, magnetic separator, specific gravity separator and high-temperature vacuum furnace
Band connection.
Further, the specific gravity separator further comprises two air blowers, and an air blower is located at specific gravity separator
Lower section, an air blower is located at the transverse direction of specific gravity separator, wherein
The lower section air blower of specific gravity separator makes the mixture after second of screening suspend to some extent for air blast；
The lateral air blower of specific gravity separator makes the non-metallic material in the mixture after second of screening point for air blast
From.
Further, the screening machine is vibrating screening machine.
The embodiment of the present invention provide technical solution it is reasonable, using effect is good, be capable of separating waste, worn lithium battery copper and
Aluminium, there are no pollution to the environment, and separative efficiency is high, to realize that the secondary recycling of copper aluminium utilizes.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the flow chart that waste lithium cell copper aluminium separates in the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of waste lithium cell copper aluminium separation system in the embodiment of the present invention.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and related application, method being described in detail in claims, some aspects of the invention are consistent.
Fig. 1 is the flow chart that waste lithium cell copper aluminium separates in the embodiment of the present invention.As shown in Figure 1, the useless old lithium
Pond copper aluminium separation process the following steps are included:
Waste lithium cell is crushed by step 101 by crusher, obtains broken mixture.
Broken mixture is carried out first time vibrosieve, then carries out magnetic separation by step 102, magnetic according to iron
Physical characteristic separates iron therein.
Mixture after magnetic separation is carried out second of screening by step 103, obtains metal and nonmetallic mixture.Mixing
In object metal be mainly copper and aluminium, it is nonmetallic for outer packing of lithium battery etc..
Above-mentioned metal and nonmetallic mixture are sent into specific gravity separator by step 104, carry out selection by winnowing, will be therein non-
Metalliferous material separation.
Wherein, the lower section air blower air blast of specific gravity separator makes metal and nonmetallic mixed according to the quality difference of material
It closes object to suspend to some extent, the lateral air blower air blast of specific gravity separator, by the non-gold in metal and nonmetallic mixture
Belong to feed separation.
Copper aluminium mixture after selection by winnowing is sent into high-temperature vacuum furnace by step 105, is heated, is heated to 300 to 800 and takes the photograph
Family name's degree, it is different according to the fusing point of copper aluminium, and dusting can occur for alumina particles at a high temperature of in due course the characteristics of, realize copper aluminium point
From.
To realize above-mentioned process, the embodiment of the invention also provides a kind of waste lithium cell copper aluminium separation systems.
Fig. 2 is the structural schematic diagram of waste lithium cell copper aluminium separation system in the embodiment of the present invention, as shown in Fig. 2, should
Waste lithium cell copper aluminium separation system includes that crusher 201, screening machine 202, magnetic separator 203, specific gravity separator 204 and vacuum are high
Warm furnace 205, screening machine are vibrating screening machines.
Pass through conveying band connection between crusher, screening machine, magnetic separator, specific gravity separator and high-temperature vacuum furnace.
Wherein, waste lithium cell is crushed by crusher, obtains broken mixture.
Screening machine carries out first time screening to broken mixture, and carries out second to the mixture after magnetic separation and sieve
Point.
Mixture after magnetic separator sieves first time carries out magnetic separation, and iron therein is separated.
Mixture after specific gravity separator sieves second carries out selection by winnowing, and non-metallic material therein is separated.Specific gravity
Sorting machine further comprises two air blowers, and an air blower is located at the lower section of specific gravity separator, and an air blower is located at specific gravity
The transverse direction of sorting machine, wherein the lower section air blower air blast of specific gravity separator hangs the mixture after second of screening to some extent
Floating, the lateral air blower air blast of specific gravity separator separates the non-metallic material in the mixture after second of screening.
High-temperature vacuum furnace heats the copper aluminium mixture after selection by winnowing, realizes the separation of copper aluminium.
Using the technical solution in above-described embodiment, using effect is good, is capable of the copper and aluminium of separating waste, worn lithium battery, right
Environment does not pollute, and separative efficiency is high, to realize that the secondary recycling of copper aluminium utilizes.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (8)
1. a kind of method of waste lithium cell copper aluminium separation, which comprises the following steps:
Waste lithium cell is crushed, broken mixture is obtained；
Broken mixture is subjected to first time screening, then carries out magnetic separation, iron therein is separated；
Mixture after magnetic separation is carried out second to sieve, then carries out selection by winnowing, non-metallic material therein is separated；
Copper aluminium mixture after selection by winnowing is heated, realizes the separation of copper aluminium.
2. the method for waste lithium cell copper aluminium separation according to claim 1, which is characterized in that the waste lithium cell is logical
Crusher is crossed to be crushed.
3. the method for waste lithium cell copper aluminium separation according to claim 1, which is characterized in that described to be mixed after magnetic separation
It closes object and carries out second of screening, then carry out selection by winnowing, further include steps of
Mixture after magnetic separation is carried out second to sieve, obtains metal and nonmetallic mixture；
The metal and nonmetallic mixture are sent into specific gravity separator；
The lower section air blower air blast of specific gravity separator, makes the metal and nonmetallic mixture suspend to some extent；
The lateral air blower air blast of specific gravity separator separates the non-metallic material in the metal and nonmetallic mixture.
4. the method for waste lithium cell copper aluminium separation according to claim 1, which is characterized in that the copper by after selection by winnowing
Aluminium mixture is heated, and is realized the separation of copper aluminium, is further included steps of
Copper aluminium mixture after selection by winnowing is sent into high-temperature vacuum furnace；
300 to 800 degrees Celsius are heated to, realizes the separation of copper aluminium.
5. a kind of system of waste lithium cell copper aluminium separation, which is characterized in that including crusher, screening machine, magnetic separator, specific gravity point
Machine and high-temperature vacuum furnace are selected, wherein
Crusher obtains broken mixture for waste lithium cell to be crushed；
Screening machine is used to carry out broken mixture first time screening, and carries out second to the mixture after magnetic separation and sieve
Point；
Mixture after magnetic separator is used to sieve first time carries out magnetic separation, and iron therein is separated；
Mixture after specific gravity separator is used to sieve second carries out selection by winnowing, and non-metallic material therein is separated；
High-temperature vacuum furnace realizes the separation of copper aluminium for heating the copper aluminium mixture after selection by winnowing.
6. the system of waste lithium cell copper aluminium separation according to claim 5, which is characterized in that the crusher, screening
Pass through conveying band connection between machine, magnetic separator, specific gravity separator and high-temperature vacuum furnace.
7. the system of waste lithium cell copper aluminium according to claim 5 separation, which is characterized in that the specific gravity separator into
One step includes two air blowers, and an air blower is located at the lower section of specific gravity separator, and an air blower is located at specific gravity separator
Laterally, wherein
The lower section air blower of specific gravity separator makes the mixture after second of screening suspend to some extent for air blast；
The lateral air blower of specific gravity separator separates the non-metallic material in the mixture after second of screening for air blast.
8. the system of waste lithium cell copper aluminium separation according to claim 5, which is characterized in that the screening machine is vibration
Screening machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811235093.0A CN109261517A (en) | 2018-10-23 | 2018-10-23 | A kind of method and system of waste lithium cell copper aluminium separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811235093.0A CN109261517A (en) | 2018-10-23 | 2018-10-23 | A kind of method and system of waste lithium cell copper aluminium separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109261517A true CN109261517A (en) | 2019-01-25 |
Family
ID=65194789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811235093.0A Pending CN109261517A (en) | 2018-10-23 | 2018-10-23 | A kind of method and system of waste lithium cell copper aluminium separation |
Country Status (1)
| Country | Link |
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| CN (1) | CN109261517A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957568A (en) * | 2020-07-03 | 2020-11-20 | 界首市南都华宇电源有限公司 | Material collecting device in lithium battery cracking process and using method thereof |
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| JPH11242967A (en) * | 1997-12-25 | 1999-09-07 | Nippon Mining & Metals Co Ltd | Method of recovering valuable material from used lithium battery |
| CN101847763A (en) * | 2010-04-09 | 2010-09-29 | 奇瑞汽车股份有限公司 | Comprehensive recovering method of waste lithium iron phosphate battery |
| CN104577249A (en) * | 2015-01-14 | 2015-04-29 | 上海交通大学 | Method for recycling waste lithium cobalt oxide lithium ion battery |
| CN206199686U (en) * | 2016-10-27 | 2017-05-31 | 深圳市华达兴机械设备有限公司 | A kind of carbon dust separating unit |
| CN207787059U (en) * | 2017-11-30 | 2018-08-31 | 河南小威环境科技有限公司 | The copper aluminium separating treatment system of particulate matter pneumatic separator and lithium battery |
-
2018
- 2018-10-23 CN CN201811235093.0A patent/CN109261517A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1127792A (en) * | 1994-07-29 | 1996-07-31 | 狄原映久 | Method for processing metallic waste |
| JPH1074539A (en) * | 1996-09-02 | 1998-03-17 | Nikko Kinzoku Kk | Method for recovering reusable material from used lithium battery |
| JPH11242967A (en) * | 1997-12-25 | 1999-09-07 | Nippon Mining & Metals Co Ltd | Method of recovering valuable material from used lithium battery |
| CN101847763A (en) * | 2010-04-09 | 2010-09-29 | 奇瑞汽车股份有限公司 | Comprehensive recovering method of waste lithium iron phosphate battery |
| CN104577249A (en) * | 2015-01-14 | 2015-04-29 | 上海交通大学 | Method for recycling waste lithium cobalt oxide lithium ion battery |
| CN206199686U (en) * | 2016-10-27 | 2017-05-31 | 深圳市华达兴机械设备有限公司 | A kind of carbon dust separating unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957568A (en) * | 2020-07-03 | 2020-11-20 | 界首市南都华宇电源有限公司 | Material collecting device in lithium battery cracking process and using method thereof |
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