CN219923239U - Copper and aluminum removal separation system for black powder of waste lithium ion battery - Google Patents
Copper and aluminum removal separation system for black powder of waste lithium ion battery Download PDFInfo
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- CN219923239U CN219923239U CN202321222187.0U CN202321222187U CN219923239U CN 219923239 U CN219923239 U CN 219923239U CN 202321222187 U CN202321222187 U CN 202321222187U CN 219923239 U CN219923239 U CN 219923239U
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- rotary vibration
- sieve
- aluminum
- vibration sieve
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- 239000000843 powder Substances 0.000 title claims abstract description 87
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 47
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 36
- 239000010949 copper Substances 0.000 title claims abstract description 36
- 238000000926 separation method Methods 0.000 title claims abstract description 16
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 14
- 239000002699 waste material Substances 0.000 title claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 93
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims abstract description 63
- 230000005484 gravity Effects 0.000 claims abstract description 47
- 239000000428 dust Substances 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 33
- 238000000227 grinding Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000003801 milling Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a copper and aluminum removal separation system for black powder of a waste lithium ion battery, which comprises a pulverizer, a classifier, a first ultrasonic rotary vibration sieve, a second ultrasonic rotary vibration sieve and an airflow specific gravity separator, wherein the feeding end of the classifier is communicated with the discharging end of the pulverizer; the problems that copper powder particles and copper aluminum particles which are adhered together due to mutual extrusion in the crushing process are difficult to separate and the copper aluminum removal effect is poor due to the fact that the separation is carried out only through the air separation device are solved.
Description
Technical Field
The utility model relates to the technical field of lithium ion battery recycling, in particular to a copper and aluminum removal separation system for black powder of a waste lithium ion battery.
Background
The black powder obtained by crushing the waste lithium batteries contains copper and aluminum with a relatively high content, copper and aluminum elements are required to be removed in the downstream leaching and extraction processes, and a large amount of auxiliary materials such as sulfuric acid, liquid alkali, sodium thiosulfate, sodium carbonate and the like are generally adopted. Therefore, the downstream process requires the raw black powder to reduce the copper and aluminum contents in terms of cost and process control.
In order to solve the above-mentioned problems, for example, a method, an apparatus and a system for recycling a retired power battery as disclosed in the patent application No. CN202210989773.1 may be adopted, where the wind speed automatic adjusting and winnowing system device is used for separating the first copper-aluminum particles to obtain copper powder particles and aluminum powder particles.
However, the separation is performed only by the air separation device, so that the copper powder particles and the copper aluminum particles which are adhered together by mutual extrusion in the crushing process are difficult to separate, and the copper and aluminum removal effect is poor.
Disclosure of Invention
In view of the foregoing, it is necessary to provide a copper-aluminum removal system for waste lithium ion battery black powder, which is used for solving the problems that copper powder particles and copper-aluminum particles which are adhered together due to mutual extrusion in the crushing process are difficult to separate and the copper-aluminum removal effect is poor only by separating through a winnowing device.
The utility model provides a copper and aluminum removal separation system for waste lithium ion battery black powder, which comprises a pulverizer, a classifier, a first ultrasonic rotary vibration sieve, a second ultrasonic rotary vibration sieve and an airflow specific gravity separator, wherein the feeding end of the classifier is communicated with the discharging end of the pulverizer, the classifier is provided with a first discharging end and a second discharging end, the first discharging end of the classifier is used for guiding out a black powder copper-aluminum mixture, the second discharging end of the classifier is used for guiding out a black powder copper-aluminum mixture, the feeding end of the first ultrasonic rotary vibration sieve is communicated with the first discharging end of the classifier, the first ultrasonic rotary vibration sieve is provided with a first discharging end and a second discharging end, the first discharging end of the first ultrasonic rotary vibration sieve is used for guiding out black powder, the second discharging end of the first ultrasonic rotary vibration sieve is communicated with the second discharging end of the classifier, the second ultrasonic rotary vibration sieve is provided with the first discharging end and the second discharging end of the classifier is communicated with the black powder, and the second ultrasonic rotary vibration sieve is used for guiding out the black powder.
Further, the milling machine comprises a shell, a millstone and a driving piece, wherein the top opening of the shell is provided with a feeding end of the milling machine, the millstone is arranged in the shell and is rotationally connected with the shell, a milling gap is formed between the millstone and the shell, and a discharging hole communicated with the milling gap and a discharging end of the milling machine are formed in the shell.
Further, the pulverizer also comprises a screw conveyor, wherein the discharge end of the screw conveyor is communicated with the feed end of the pulverizer.
Further, the first ultrasonic rotary vibration sieve and the second ultrasonic rotary vibration sieve comprise a sieve cylinder, two sieves and two ultrasonic vibration pieces, the top opening of the sieve cylinder, the first ultrasonic rotary vibration sieve and the feeding end of the second ultrasonic rotary vibration sieve are formed, the two sieves are sequentially arranged in the sieve cylinder along the vertical direction, the aperture of the lower sieve is smaller than that of the upper sieve, the two sieves are movably connected with the sieve cylinder, the two ultrasonic vibration pieces are respectively arranged on the two sieves, the side wall of the sieve cylinder is provided with a discharge port which is communicated with the space at the top of the sieve cylinder and is positioned below, namely, a first discharge port which is communicated with the space at the top of the upper sieve, namely, a second discharge port which is communicated with the space at the top of the upper sieve cylinder, namely, a second discharge port which is communicated with the second ultrasonic rotary vibration sieve, is formed on the side wall of the sieve cylinder.
Further, the airflow specific gravity separator is provided with a first discharging end and a second discharging end, the first discharging end of the airflow specific gravity separator is used for guiding out copper powder, and the second discharging end of the airflow specific gravity separator is used for guiding out aluminum powder.
Further, the air flow specific gravity separator is further provided with a third discharging end, and the third discharging end of the air flow specific gravity separator is positioned between the first discharging end and the second discharging end of the air flow specific gravity separator and is used for guiding out the copper-aluminum mixture.
Further, the device also comprises a reflux piece, wherein the feeding end of the reflux piece is communicated with the third discharging end of the airflow specific gravity separator, and the discharging end of the reflux piece is communicated with the feeding end of the airflow specific gravity separator.
Further, the reflux member is a conveying belt, the feeding end of the conveying belt is arranged below the third discharging end of the airflow specific gravity separator, the upper part of the output of the conveying belt is obliquely arranged upwards, and the discharging end of the conveying belt is arranged above the feeding end of the airflow specific gravity separator.
Further, the device also comprises a dust removal component, wherein the feeding end of the dust removal component is communicated with the second discharging end of the classifier, and the discharging end of the dust removal component is communicated with the feeding end of the second ultrasonic rotary vibrating screen.
Further, the dust removal assembly comprises a cyclone dust collector, a cloth bag dust collector and an induced draft fan, wherein the feeding end of the cyclone dust collector is communicated with the second discharging end of the classifier, the discharging end of the cyclone dust collector is communicated with the feeding end of the second ultrasonic rotary vibration sieve, the cloth bag dust collector is communicated with the cyclone dust collector and is used for collecting dust in the cyclone dust collector, and the induced draft fan is communicated with the cloth bag dust collector.
Compared with the prior art, the method has the advantages that the black powder to be subjected to copper and aluminum removal is thrown into the pulverizer, is guided into the classifier after being ground, is larger in specific gravity of copper and aluminum in the black powder copper and aluminum mixture guided out of the first discharge end of the classifier, can be separated from the black powder and copper and aluminum in the black powder copper and aluminum mixture guided out of the second discharge end of the classifier through the first ultrasonic rotary vibration sieve, is larger in specific gravity of the black powder and copper and aluminum in the black powder copper and aluminum mixture guided out of the second discharge end of the second ultrasonic rotary vibration sieve, is higher in adhesion degree between the black powder and copper and aluminum in the black powder copper and aluminum mixture, is communicated with the feed end of the pulverizer, is further separated from the black powder and copper and aluminum, and is guided into the classifier, copper and aluminum is removed cleanly, copper and aluminum can be separated through the set airflow specific gravity separator, so that copper powder and aluminum powder are obtained, and recovery treatment is facilitated.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a copper-aluminum removal separation system for waste lithium ion battery black powder provided by the embodiment of the utility model.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1, the copper-aluminum separating system for removing black powder from waste lithium ion batteries provided by the utility model comprises a pulverizer 100, a classifier 200, a first ultrasonic rotary vibration sieve 300, a second ultrasonic rotary vibration sieve 400 and an airflow specific gravity separator 500, wherein the feeding end of the classifier 200 is communicated with the discharging end of the pulverizer 100, the classifier 200 is provided with a first discharging end and a second discharging end, the first discharging end of the classifier 200 is used for leading out a black powder copper-aluminum mixture, the second discharging end of the classifier 200 is used for leading out a black powder copper-aluminum mixture, the feeding end of the first ultrasonic rotary vibration sieve 300 is communicated with the first discharging end of the classifier 200, the first ultrasonic rotary vibration sieve 300 is provided with a first discharging end and a second discharging end, the first discharging end of the first ultrasonic rotary vibration sieve 300 is used for leading out black powder, the second discharging end of the first ultrasonic rotary vibration sieve 300 is communicated with the second discharging end of the classifier 200, the second ultrasonic rotary vibration sieve 400 is provided with the first discharging end of the black powder, and the second ultrasonic rotary vibration sieve 400 is communicated with the first discharging end of the black powder, and the second ultrasonic rotary vibration sieve 300 is used for leading out the black powder.
In practice, the black powder to be copper-aluminum removed is thrown into the pulverizer 100, and is introduced into the classifier 200 after being ground, wherein the specific gravity of copper-aluminum in the black powder copper-aluminum mixture which is led out from the first discharging end of the classifier 200 is larger, the black powder and copper-aluminum in the black powder copper-aluminum mixture which is led out from the second discharging end of the classifier 200 can be separated through the first ultrasonic rotary vibration sieve 300, the specific gravity of the black powder in the black powder copper-aluminum mixture which is led out from the second discharging end of the classifier 200 is larger, and meanwhile, the adhesion degree between the black powder and copper-aluminum in the black powder copper-aluminum mixture which is led out from the second discharging end of the second ultrasonic rotary vibration sieve 400 is higher, so that the black powder is communicated with the feeding end of the pulverizer 100, the black powder and the copper-aluminum are further separated and then are led into the classifier 200, and the copper-aluminum is removed, and meanwhile, the copper powder and the aluminum powder can be separated through the set airflow specific gravity separator 500, so that the copper-aluminum is obtained, and the recovery treatment is convenient.
The pulverizer 100 in the present embodiment is a structure for performing a pulverizing operation of a black powder feed to be taken out of copper aluminum.
In one embodiment, the mill 100 includes a housing, a grinding disc and a driving member, wherein the top opening of the housing forms a feeding end of the mill 100, the grinding disc is disposed in the housing and is rotatably connected with the housing, a grinding gap is formed between the grinding disc and the housing, and a discharge hole communicated with the grinding gap is formed in the housing to form a discharge end of the mill 100. Wherein, the driving piece can adopt motors and the like for driving the grinding disc to rotate. Powder in the grinding gap may be conveyed from the discharge port into the classifier 200 by an air flow.
Of course, in other embodiments, the mill 100 may be replaced by other forms of structures, and the mill 100 is a structure that will occur to those skilled in the art and will not be described or illustrated herein.
To facilitate control of the feed rate, it is adapted to the milling rate of mill 100. In one embodiment, a screw conveyor 110 is also included, the discharge end of the screw conveyor 110 being in communication with the feed end of the mill 100.
The classifier 200 in this embodiment is a powder after separation and grinding. Specifically, the feeding end of the classifier 200 is communicated with the discharging end of the pulverizer 100, the classifier 200 has a first discharging end and a second discharging end, the first discharging end of the classifier 200 is used for guiding out the black powder copper aluminum mixture, and the second discharging end of the classifier 200 is used for guiding out the black powder copper aluminum mixture.
It is understood that classifier 200 is a structure that is conceivable to one skilled in the art to classify according to particle sizes of different diameters.
The first ultrasonic rotary vibration sieve 300 in this embodiment is a structure of a black powder copper-aluminum mixture led out from the first discharge port of the screen classifier 200, wherein the copper-aluminum content in the black powder copper-aluminum mixture is larger. For this reason, the feeding end of the first ultrasonic rotary vibration sieve 300 is communicated with the first discharging end of the classifier 200, the first ultrasonic rotary vibration sieve 300 has a first discharging end and a second discharging end, the first discharging end of the first ultrasonic rotary vibration sieve 300 is used for guiding out black powder, and the second discharging end of the first ultrasonic rotary vibration sieve 300 is used for guiding out copper-aluminum mixture.
The second ultrasonic rotary vibration sieve 400 in this embodiment is a structure of a black powder copper-aluminum mixture led out from the second discharge port of the screen classifier 200, wherein the black powder content in the black powder copper-aluminum mixture is larger. For this purpose, the feeding end of the second ultrasonic rotary vibration sieve 400 is communicated with the second discharging end of the classifier 200, the second ultrasonic rotary vibration sieve 400 has a first discharging end and a second discharging end, the first discharging end of the second ultrasonic rotary vibration sieve 400 is used for guiding out black powder, and the second discharging end of the second ultrasonic rotary vibration sieve 400 is used for guiding out black powder copper-aluminum mixture and is communicated with the feeding end of the pulverizer 100.
In one embodiment, the first ultrasonic rotary vibration sieve 300 and the second ultrasonic rotary vibration sieve 400 each comprise a sieve cylinder, two sieves and two ultrasonic vibration members, wherein the top opening of the sieve cylinder and the feeding end of the first ultrasonic rotary vibration sieve 300 and the second ultrasonic rotary vibration sieve 400 are formed, the two sieves are sequentially arranged in the sieve cylinder along the vertical direction, the aperture of the lower sieve is smaller than that of the upper sieve, the two sieves are movably connected with the sieve cylinder, the two ultrasonic vibration members are respectively arranged on the two sieves, the side wall of the sieve cylinder is provided with a discharge port which is communicated with the space of the top of the sieve cylinder and is positioned below, namely, a first discharge port which is used for forming the first ultrasonic rotary vibration sieve 300 and the second ultrasonic rotary vibration sieve 400, and the side wall of the sieve cylinder is provided with a discharge port which is communicated with the space of the top of the sieve cylinder and is positioned above, namely, a second discharge port which is used for forming the first ultrasonic rotary vibration sieve 300 and the second ultrasonic rotary vibration sieve 400.
Of course, in other embodiments, the number of screens may be multiple to achieve a progressive multiple screening function.
In one embodiment, the ultrasonic vibration member includes an ultrasonic generator for forming ultrasonic waves in the screen cylinder and a vibration motor for driving the corresponding screen to vibrate.
The airflow specific gravity separator 500 in this embodiment is a structure for separating copper and aluminum, and a feeding end of the airflow specific gravity separator 500 is connected to a second discharging end of the first ultrasonic rotary vibration sieve 300 for respectively guiding copper powder and aluminum powder.
In one embodiment, the gas flow gravity separator 500 has a first discharge end and a second discharge end, the first discharge end of the gas flow gravity separator 500 being used to remove copper powder and the second discharge end of the gas flow gravity separator 500 being used to remove aluminum powder.
In one embodiment, the air-specific gravity separator 500 also has a third discharge end, the third discharge end of the air-specific gravity separator 500 being located between the first discharge end and the second discharge end of the air-specific gravity separator 500 for deriving the copper-aluminum mixture.
In one embodiment, the apparatus further comprises a return member 510, wherein the feed end of the return member 510 is in communication with the third discharge end of the airflow specific gravity separator 500, and the discharge end of the return member 510 is in communication with the feed end of the airflow specific gravity separator 500. Wherein, the reflux member 510 is a conveying belt, the feeding end of the conveying belt is arranged below the third discharging end of the airflow specific gravity separator 500, the upper output of the conveying belt is obliquely arranged above the feeding end of the conveying belt, and the discharging end of the conveying belt is arranged above the feeding end of the airflow specific gravity separator 500.
The embodiment further includes a dust removing assembly 600, where a feeding end of the dust removing assembly 600 is connected to a second discharging end of the classifier 200, and a discharging end of the dust removing assembly 600 is connected to a feeding end of the second ultrasonic rotary vibration screen 400.
In one embodiment, the dust removing assembly 600 includes a cyclone 610, a bag-type dust collector 620, and an induced draft fan 630, wherein a feed end of the cyclone 610 is connected to a second discharge end of the classifier 200, a discharge end of the cyclone 610 is connected to a feed end of the second ultrasonic rotary vibration screen 400, the bag-type dust collector 620 is connected to the cyclone 610, and the induced draft fan 630 is connected to the bag-type dust collector 620.
Examples:
1) Feeding black powder into the pulverizer 100 through the screw conveyor 110, controlling the frequency of the screw conveyor 110 through a 40HZ frequency converter, controlling the feeding speed to be 1000kg/H, controlling the granularity of the black powder to be larger than a 120-200-mesh screen by adjusting the grinding gap of the pulverizer 100 in the pulverizer 100, and controlling the granularity of copper and aluminum particles to be 0.1-0.55 mm;
2) The ground black powder enters the classifier 200, the copper aluminum particles and the black powder of the lower heavy materials enter a first ultrasonic double-layer rotary vibration sieve through a first discharge end of the classifier 200, and the black powder and a small amount of copper aluminum particles enter a cyclone dust collector 610 through a second discharge end of the classifier 200, wherein the upper layer sieve is 30 meshes and the lower layer sieve is 120 meshes;
3) The black powder and copper aluminum particles from the cyclone 610 pass through a second ultrasonic double-layer rotary vibration sieve, wherein the 200 meshes of the lower screen of the second ultrasonic double-layer rotary vibration sieve obtain a black powder product (copper aluminum content is less than 1%), the 30 meshes of the upper screen of the second ultrasonic double-layer rotary vibration sieve obtain a copper aluminum mixture, and then the copper aluminum mixture is introduced into the pulverizer 100;
4) The cyclone dust collector 610 is connected with the bag-type dust collector 620, and is exhausted after being exhausted by an induced draft fan 630, and the frequency of the induced draft fan 630 is 32HZ;
5) Copper aluminum particles are separated by the airflow specific gravity separator 500 to obtain copper particles and aluminum particles, the intermediate zone containing the aluminum particles and the copper particles is returned to the airflow specific gravity separator 500 by the reflux piece 510 for multiple separation to obtain copper particles and aluminum particles, wherein the copper content of the copper particles is more than 90%, the aluminum content is less than 4%, the aluminum content of the aluminum particles is more than 85%, the copper content is less than 4%, the copper content of the black powder is less than 1%, and the aluminum content is less than 1%.
Compared with the prior art: the method comprises the steps of feeding black powder to be subjected to copper aluminum removal into a pulverizer 100, grinding the black powder, introducing the black powder into a classifier 200, leading the black powder into a black powder copper aluminum mixture which is led out from a first discharge end of the classifier 200, wherein the specific gravity of copper aluminum is larger, separating the black powder and copper aluminum in the black powder copper aluminum mixture by a first ultrasonic rotary vibration sieve 300, leading the black powder and copper aluminum in the black powder copper aluminum mixture which is led out from a second discharge end of the classifier 200, separating the black powder and copper aluminum by a second ultrasonic rotary vibration sieve 400, leading the black powder and copper aluminum in the black powder copper aluminum mixture out from a second discharge end of the second ultrasonic rotary vibration sieve 400, and leading the black powder and copper aluminum to the classifier 200 after further separating the black powder and copper aluminum, wherein the copper aluminum is removed cleanly, and meanwhile, separating the copper aluminum and the copper aluminum powder by an airflow specific gravity separator 500, so that the recovery treatment is facilitated.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. The black powder copper and aluminum removal separation system for the waste lithium ion batteries is characterized by comprising a pulverizer, a classifier, a first ultrasonic rotary vibration sieve, a second ultrasonic rotary vibration sieve and an airflow specific gravity separator;
the feeding end of the classifier is communicated with the discharging end of the pulverizer, the classifier is provided with a first discharging end and a second discharging end, the first discharging end of the classifier is used for guiding out black powder copper-aluminum mixture with larger specific gravity of copper and aluminum, and the second discharging end of the classifier is used for guiding out black powder copper-aluminum mixture with larger specific gravity of black powder;
the feeding end of the first ultrasonic rotary vibration sieve is communicated with the first discharging end of the classifier, the first ultrasonic rotary vibration sieve is provided with a first discharging end and a second discharging end, the first discharging end of the first ultrasonic rotary vibration sieve is used for guiding out black powder, and the second discharging end of the first ultrasonic rotary vibration sieve is used for guiding out copper-aluminum mixture;
the feeding end of the second ultrasonic rotary vibration sieve is communicated with the second discharging end of the classifier, the second ultrasonic rotary vibration sieve is provided with a first discharging end and a second discharging end, the first discharging end of the second ultrasonic rotary vibration sieve is used for guiding out black powder, and the second discharging end of the second ultrasonic rotary vibration sieve is used for guiding out black powder copper-aluminum mixture and is communicated with the feeding end of the pulverizer;
and the feeding end of the airflow specific gravity separator is communicated with the second discharging end of the first ultrasonic rotary vibrating screen, so as to respectively guide out copper powder and aluminum powder.
2. The copper and aluminum removal separation system for waste lithium ion battery black powder according to claim 1, wherein the pulverizer comprises a shell, a grinding disc and a driving piece, a top opening of the shell forms a feeding end of the pulverizer, the grinding disc is arranged in the shell and is rotationally connected with the shell, a grinding gap is formed between the grinding disc and the shell, and a discharge hole communicated with the grinding gap and a discharge end of the pulverizer are formed in the shell.
3. The system for separating copper from aluminum from black powder of waste lithium ion batteries according to claim 1, further comprising a screw conveyor, wherein a discharge end of the screw conveyor is communicated with a feed end of the pulverizer.
4. The copper and aluminum removal separation system for waste lithium ion battery black powder according to claim 1, wherein the first ultrasonic rotary vibration sieve and the second ultrasonic rotary vibration sieve comprise a sieve cylinder, two sieves and two ultrasonic vibration pieces, a top opening of the sieve cylinder and a feeding end of the first ultrasonic rotary vibration sieve and the second ultrasonic rotary vibration sieve are formed, the two sieves are sequentially arranged in the sieve cylinder along a vertical direction, the aperture of the lower sieve is smaller than that of the upper sieve, the two sieves are movably connected with the sieve cylinder, the two ultrasonic vibration pieces are respectively arranged on the two sieves, a discharging port which is communicated with a space at the top of the sieve positioned below is formed on the side wall of the sieve cylinder, namely a first discharging end of the first ultrasonic rotary vibration sieve and a first discharging end of the second ultrasonic rotary vibration sieve are formed, and a discharging port which is communicated with a space at the top of the upper sieve is formed on the side wall of the sieve cylinder, namely a first ultrasonic rotary vibration sieve and a second ultrasonic rotary vibration sieve are formed on the side wall of the sieve.
5. The system of claim 1, wherein the air-flow specific gravity separator has a first discharge end and a second discharge end, the first discharge end of the air-flow specific gravity separator is used for guiding copper powder, and the second discharge end of the air-flow specific gravity separator is used for guiding aluminum powder.
6. The system of claim 5, wherein the separator further comprises a third discharge end, the third discharge end of the separator being located between the first and second discharge ends of the separator for delivering the copper-aluminum mixture.
7. The system of claim 6, further comprising a return member, wherein the feed end of the return member is in communication with the third discharge end of the air flow gravity separator, and the discharge end of the return member is in communication with the feed end of the air flow gravity separator.
8. The system of claim 7, wherein the reflux member is a conveyor belt, a feeding end of the conveyor belt is disposed below a third discharging end of the airflow specific gravity separator, an output upper part of the conveyor belt is obliquely disposed above a feeding end of the airflow specific gravity separator, and a discharging end of the conveyor belt is disposed above the feeding end of the airflow specific gravity separator.
9. The system of claim 1, further comprising a dust removal assembly, wherein a feed end of the dust removal assembly is in communication with a second discharge end of the classifier, and a discharge end of the dust removal assembly is in communication with a feed end of the second ultrasonic rotary vibration sieve.
10. The black powder copper and aluminum removal separation system of the waste lithium ion battery according to claim 9, wherein the dust removal assembly comprises a cyclone dust collector, a cloth bag dust collector and an induced draft fan, the feeding end of the cyclone dust collector is communicated with the second discharging end of the classifier, the discharging end of the cyclone dust collector is communicated with the feeding end of the second ultrasonic rotary vibration sieve, the cloth bag dust collector is communicated with the cyclone dust collector to collect dust in the cyclone dust collector, and the induced draft fan is communicated with the cloth bag dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321222187.0U CN219923239U (en) | 2023-05-17 | 2023-05-17 | Copper and aluminum removal separation system for black powder of waste lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321222187.0U CN219923239U (en) | 2023-05-17 | 2023-05-17 | Copper and aluminum removal separation system for black powder of waste lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219923239U true CN219923239U (en) | 2023-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321222187.0U Active CN219923239U (en) | 2023-05-17 | 2023-05-17 | Copper and aluminum removal separation system for black powder of waste lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219923239U (en) |
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2023
- 2023-05-17 CN CN202321222187.0U patent/CN219923239U/en active Active
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