CN219180593U - Fine separation and recovery system of waste aluminum shell lithium ion battery - Google Patents
Fine separation and recovery system of waste aluminum shell lithium ion battery Download PDFInfo
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- CN219180593U CN219180593U CN202222821535.8U CN202222821535U CN219180593U CN 219180593 U CN219180593 U CN 219180593U CN 202222821535 U CN202222821535 U CN 202222821535U CN 219180593 U CN219180593 U CN 219180593U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The application provides a refining separation recovery system of old and useless aluminum hull lithium ion battery. The refined separation and recovery system of the waste aluminum shell lithium ion battery comprises pretreatment equipment, electrolyte treatment equipment, crushed material separation treatment equipment and tail gas treatment equipment. The discharging device is connected with the crushing device and is used for accommodating the aluminum shell lithium ion battery so as to enable the aluminum shell lithium ion battery to discharge in a short circuit mode. The first drying device is communicated with the crushing device, and the first drying device and the second drying device are both communicated with the electrolyte recycling device. The powder removing device is communicated with the crushing device, the powder removing device, the sorting device and the copper-aluminum separating device are sequentially communicated, the second drying device is communicated with the powder removing device, and the copper-aluminum separating device is used for separating aluminum slag and copper slag. The tail gas treatment equipment is communicated with the electrolyte recovery device. The refined separation and recovery system of the waste aluminum shell lithium ion battery.
Description
Technical Field
The utility model relates to the technical field of secondary batteries, in particular to recycling of lithium ion batteries, and particularly relates to a refined separation and recycling system of waste aluminum-shell lithium ion batteries.
Background
The lithium ion battery is a chemical battery with better charging performance, which has the characteristics of high energy density, light weight, small volume, long cycle life, no memory, little pollution and the like, is industrially used in portable electronic equipment such as mobile phones, notebook computers, cameras, electric tools and the like, and equipment such as automobiles, aerospace, medical treatment and the like, and is also applied to the fields of electric bicycles, electric automobiles and the like in the future. The content of metals such as nickel, cobalt, manganese, lithium and the like in the lithium ion battery is far higher than that in natural primary ores, the recycling cost of the lithium ion battery is far lower than that of the primary ores, and the environmental pollution caused by the lithium ion battery can be reduced when the waste lithium ion battery is recycled.
At present, aluminum-shell lithium ion batteries become the main stream of liquid lithium ion batteries and are widely applied to new energy automobiles, and the current general waste ternary power battery recovery technology mainly comprises two types of pyrometallurgy and hydrometallurgy. In European and American countries, pyrometallurgy is generally adopted to recycle waste ternary power batteries, and metals such as nickel, cobalt, copper and the like in the batteries are reduced into alloy through aluminum shell lithium ion battery recycling equipment at high temperature to recycle the alloy. The process treatment equipment has the characteristics of strong treatment capacity, and has the defects of incapability of directly obtaining chemicals, higher energy consumption of pyrometallurgical equipment, large carbon emission and difficult lithium recovery. The technology adopted by the power battery recovery enterprises in China mainly comprises hydrometallurgy, and metal elements are recovered after the positive electrode powder obtained by crushing, sorting and pretreatment of the waste battery pack is subjected to reduction acid leaching by adopting aluminum shell lithium ion battery recovery equipment, so that the high-efficiency recovery of metals such as nickel, cobalt, manganese and the like is basically realized, but the problems that the crushing, sorting and pretreatment have high safety risks, electrolyte cannot be recycled, the aluminum shell and the positive and negative electrode plates are difficult to separate, toxic elements are not effectively disposed and the like exist.
Therefore, the successful recovery of each component in the waste lithium ion battery can obtain considerable economic benefit and social benefit, and the environmental protection recovery of the waste lithium ion battery and the effective separation and recovery of each component in the waste lithium ion battery are realized.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a refined separation and recovery system of the waste aluminum shell lithium ion battery, which can effectively realize the environment-friendly recovery of the waste lithium ion battery and the effective separation and recovery of each component in the waste lithium ion battery.
The aim of the utility model is realized by the following technical scheme:
a refined separation and recovery system of a waste aluminum shell lithium ion battery comprises:
the pretreatment equipment comprises a discharging device and a crushing device, wherein the discharging device is connected with the crushing device and is used for accommodating the aluminum shell lithium ion battery so as to enable the aluminum shell lithium ion battery to discharge in a short circuit manner;
the electrolyte treatment equipment comprises a first drying device, a second drying device and an electrolyte recovery device, wherein the first drying device is communicated with the crushing device, and the first drying device and the second drying device are both communicated with the electrolyte recovery device;
the crushed material separation treatment equipment comprises a powder removing device, a sorting device and a copper-aluminum separation device, wherein the powder removing device is communicated with the crushing device, the powder removing device, the sorting device and the copper-aluminum separation device are sequentially communicated, and the second drying device is communicated with the powder removing device; the powder removing device is used for separating black powder from a block, the block comprises an aluminum shell, a diaphragm and a current collector, the current collector comprises aluminum slag and copper slag, the sorting device is used for separating the aluminum shell, the diaphragm and the current collector, and the copper-aluminum separating device is used for separating the aluminum slag and the copper slag;
and the tail gas treatment equipment is communicated with the electrolyte recovery device.
In one embodiment, the crushed material separation treatment device further comprises a cleaning treatment device, wherein the cleaning treatment device is communicated with the copper-aluminum separation device and is used for salt washing of the aluminum slag.
In one embodiment, the cleaning device comprises a reaction kettle, a linear vibrating screen, a vibrating feeder, a centrifugal machine, a screw conveyor and a fluidized bed, wherein the reaction kettle is correspondingly arranged with the copper-aluminum separation device, the linear vibrating screen is communicated with the vibrating feeder, the centrifugal machine is communicated with the centrifugal machine through the linear vibrating screen and the vibrating feeder, and the centrifugal machine is communicated with the fluidized bed through the screw conveyor.
In one embodiment, the reaction kettle is a stirred kettle, and sulfate is filled in the stirred kettle.
In one embodiment, the first drying device is filled with inert gas.
In one embodiment, the first drying device is a drying oven with a drying temperature of 140-160 ℃.
In one embodiment, the second drying device is filled with inert gas.
In one embodiment, the second drying device is a drying furnace with a drying temperature of 440-550 ℃.
In one embodiment, the crushing device is filled with an inert gas.
In one embodiment, the crushing device is a dual shaft shredder.
In one embodiment, the copper-aluminum separation device is a color sorter.
In one embodiment, the electrolyte recovery device is a tray condenser.
In one embodiment, the powder removing device comprises a pulverizer and a circular vibrating screen which are communicated, wherein the pulverizer is communicated with the crushing device, and the circular vibrating screen is communicated with the sorting device.
In one embodiment, the screen mesh size of the pulverizer is 0.5cm to 4cm.
In one embodiment, the screen mesh of the circular vibrating screen is a 60-80 mesh screen.
In one embodiment, the sorting device comprises a primary sorting machine and a secondary sorting machine, wherein the primary sorting machine is communicated with the powder removing device, and the secondary sorting machine is communicated with the copper-aluminum separating device.
In one embodiment, the fan frequency of the section of separator is 15 Hz-30 Hz.
In one embodiment, the fan frequency of the two-stage separator is 25 Hz-40 Hz.
In one embodiment, the tail gas treatment device comprises a secondary combustion chamber, a bag-type dust collector, a spray tower, an absorption tower and a mist-water separator which are sequentially communicated, wherein the secondary combustion chamber is communicated with the electrolyte recovery device.
Compared with the prior art, the utility model has at least the following advantages:
according to the refined separation and recovery system of the waste aluminum shell lithium ion battery, the safety of separation and recovery of the waste aluminum shell lithium ion battery is ensured through the discharging device and the crushing device, the first drying device is communicated with the crushing device, the second drying device is communicated with the powder removing device, the first drying device and the second drying device are both communicated with the electrolyte recovery device, the drying out and recovery of the electrolyte are realized, the powder removing device, the sorting device and the copper-aluminum separation device are sequentially communicated, the separation and recovery of an aluminum shell, a diaphragm, aluminum slag and copper slag are respectively realized, the resource recycling of each component part in the waste aluminum shell lithium ion battery is realized, the tail gas treatment equipment is communicated with the electrolyte recovery device, the reduction, the harmless and the resource treatment are effectively realized, and the economic benefit and the social benefit are higher.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a refining separation recovery system of a waste aluminum-shell lithium ion battery according to an embodiment of the utility model;
FIG. 2 is a partial view of a refined separation and recovery system of the spent aluminum shell lithium ion battery shown in FIG. 1;
fig. 3 is another partial view of the refined separation and recovery system of the waste aluminum-shell lithium ion battery shown in fig. 2.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The application provides a refining separation recovery system of old and useless aluminum hull lithium ion battery. In order to better understand the refined separation and recovery system of the waste aluminum shell lithium ion battery, the refined separation and recovery system of the waste aluminum shell lithium ion battery is further explained as follows:
referring to fig. 1 to 3 together, a refining separation and recovery system 10 of a waste aluminum-shell lithium ion battery according to an embodiment includes a pretreatment device 100, an electrolyte treatment device 200, a crushed material separation treatment device 300, and an exhaust gas treatment device 400. The pretreatment apparatus 100 includes a discharging device (not shown) and a crushing device 110, the discharging device is connected with the crushing device 110, and the discharging device is used for accommodating the aluminum-shell lithium ion battery so as to make the aluminum-shell lithium ion battery discharge in a short circuit. The electrolyte treatment apparatus 200 includes a first drying device 210, a second drying device 220, and an electrolyte recovery device 230, the first drying device 210 being in communication with the crushing device 110, the first drying device 210 and the second drying device 220 both being in communication with the electrolyte recovery device 230. The crushed material separation treatment apparatus 300 includes a powder removing device 310, a sorting device 320 and a copper-aluminum separating device 330, the powder removing device 310 is communicated with the crushing device 110, the powder removing device 310, the sorting device 320 and the copper-aluminum separating device 330 are sequentially communicated, the second drying device 220 is communicated with the powder removing device 310, the powder removing device 310 is used for separating black powder and a block, the block includes an aluminum shell, a diaphragm and a current collector, the current collector includes aluminum slag and copper slag, the sorting device 320 is used for separating the aluminum shell, the diaphragm and the current collector, and the copper-aluminum separating device 330 is used for separating the aluminum slag and the copper slag. The tail gas treatment apparatus 400 communicates with the electrolyte recovery device 230.
The above-mentioned refined separation recovery system 10 of old and useless aluminum hull lithium ion battery, through discharging device and breaker 110, the security of the separation recovery of old and useless aluminum hull lithium ion battery has been ensured, and make first drying device 210 and breaker 110 intercommunication, second drying device 220 and pollen-removing device 310 intercommunication, and first drying device 210 and second drying device 220 all communicate with electrolyte recovery unit 230, the baking out and the recovery of electrolyte have been realized, and make pollen-removing device 310, sorting unit 320 and copper aluminium separator 330 communicate in proper order, the separation recovery of aluminium shell, diaphragm, aluminium sediment and copper sediment has been realized respectively, the resource recycle of each constituent part in the old and useless aluminum hull lithium ion battery has been realized, and still make tail gas treatment facility 400 and electrolyte recovery unit 230 communicate, the reduction has been effectively realized, innocent and the resource treatment, economic benefits and social benefit are higher.
Referring to fig. 1 and 3 together, in one embodiment, the crushed material separation processing apparatus 300 further includes a cleaning processing device 500, where the cleaning processing device 500 is communicated with the copper-aluminum separation device 330, and the cleaning processing device 500 is used for salt washing of aluminum slag, so that the recovery purity of aluminum slag is better improved.
Referring to fig. 1 and 3 together, in one embodiment, the cleaning apparatus 500 includes a reaction kettle 510, a linear vibrating screen 520, a vibrating feeder 530, a centrifuge 540, a screw conveyor 550 and a fluidized bed 560, where the reaction kettle 510 is disposed corresponding to the copper-aluminum separating apparatus 330, the linear vibrating screen 520 is in communication with the vibrating feeder 530, the centrifuge 540 is in communication with the centrifuge 540 through the linear vibrating screen 520 and the vibrating feeder 530, and the centrifuge 540 is in communication with the fluidized bed 560 through the screw conveyor 550. It can be understood that in the cleaning device, the aluminum slag separated from the copper-aluminum separation device 330 is generally conveyed to the reaction kettle 510 through the existing crane 600 and/or conveyor to be subjected to salt cleaning, so that the anode powder and the aluminum foil are separated, the aluminum slag after salt cleaning enters the centrifuge 540 through the linear vibrating screen 520 and the vibrating feeder 530 to be dehydrated, free liquid on the surface layer of the aluminum foil is removed, the aluminum foil and salt cleaning solution are obtained, the aluminum foil is conveyed to the fluidized bed 560 through the general existing crane and the spiral conveyor 550, the aluminum foil is dried at 100 ℃ under the negative pressure condition, the moisture content in the finally produced aluminum foil is less than 0.5%, the total nickel-cobalt content is less than 4%, and the recovery purity of the aluminum slag is better improved.
In one embodiment, the reaction vessel is a stirred vessel. In particular, sulfate is filled in the stirring kettle, so that the sufficient separation of the anode powder and the aluminum foil is better realized.
In one embodiment, the first drying device is filled with inert gas, so that the safety of separating and recycling the waste aluminum-shell lithium ion batteries is better ensured.
In one embodiment, the first drying device is a drying furnace with a drying temperature of 140-160 ℃, so that preliminary evaporation of the electrolyte is better realized, and the electrolyte recycling device is favorable for recycling the electrolyte.
In one embodiment, the inert gas is filled in the second drying device, so that the safety of separating and recycling the waste aluminum-shell lithium ion batteries is better ensured.
In one embodiment, the second drying device is a drying furnace with the drying temperature of 440-550 ℃, the separated black powder is conveyed to the second drying device through a pipe chain conveyor, and the drying at the temperature of 440-550 ℃ better realizes the full evaporation of the residual electrolyte in the black powder, so as to facilitate the deep removal of organic matters and the full recycling of the electrolyte by the electrolyte recycling device.
In one embodiment, inert gas is filled in the crushing device, so that the safety of separating and recycling the waste aluminum-shell lithium ion batteries is better ensured.
In one embodiment, the crushing device is a double-shaft shredder, so that the waste aluminum-shell lithium ion battery is fully crushed, and the waste aluminum-shell lithium ion battery is convenient to dry.
In one embodiment, the copper-aluminum separation device is a color selector, the copper-aluminum mixture can be separated through the color selector, so that negative copper is obtained, cu% in the produced metal copper is more than 90%, cu% in the produced metal aluminum is less than 3%, and the copper foil and the aluminum foil are well separated and recovered.
In one embodiment, the electrolyte recovery device is a disc condenser, which is beneficial to the full separation and recovery of the electrolyte.
Referring to fig. 1 and 2, in one embodiment, the powder removing device 310 includes a pulverizer 311 and a circular vibrating screen 312 which are connected, the pulverizer 311 is connected to the crushing device 110, the circular vibrating screen 312 is connected to the sorting device 320, so that the waste aluminum shell battery is crushed into regular sheet materials, the length and width of the block materials are 0.5 cm-2 cm, and the van der waals force between molecules is effectively destroyed, so that the black powder on the surface layer of the current collector is fully fallen off, and the black powder fallen off the surface of the current collector is separated by using the screen of the circular vibrating screen 312, so that the full recycling of the black powder is effectively realized.
In one embodiment, the sieve aperture of the pulverizer is 0.5 cm-4 cm, so that the pulverizer is favorable for matching with a circular vibrating sieve, and further, the full separation and recovery of the aluminum shell, the diaphragm, the aluminum slag and the copper slag are realized.
In one embodiment, the screen mesh of the circular vibrating screen is a 60-80 mesh screen, which is favorable for matching with a pulverizer, and further realizes the full separation and recovery of the aluminum shell, the diaphragm, the aluminum slag and the copper slag.
Referring to fig. 1 and 2, in one embodiment, the sorting device 320 includes a first stage separator 321 and a second stage separator 322, the first stage separator 321 is in communication with the powder removing device 310, the second stage separator 322 is in communication with the copper-aluminum separating device 330, and the separator, the aluminum shell and the current collector are fully dispersed.
In one embodiment, the fan frequency of the first-stage separator is 15 Hz-30 Hz, which is favorable for matching with the second-stage separator, thereby realizing the full separation and recovery of the diaphragm, the aluminum shell and the current collector.
In one embodiment, the fan frequency of the two-stage separator is 25 Hz-40 Hz, which is favorable for matching with the one-stage separator, thereby realizing the full separation and recovery of the diaphragm, the aluminum shell and the current collector.
Referring to fig. 1 and fig. 2 together, in one embodiment, the tail gas treatment apparatus 10 includes a secondary combustion chamber 410, a bag-type dust collector 420, a spray tower 430, an absorption tower 440 and a mist-water separator 450, which are sequentially communicated, wherein the secondary combustion chamber 410 is communicated with the electrolyte recovery device 230, so that sufficient treatment of the tail gas overflowed from the electrolyte recovery device 230 is better realized, and reduction and harmlessness of recycling of the waste aluminum-shell lithium ion battery are improved.
It should be noted that, the discharging device is a general existing discharging device, short-circuit discharging of the waste aluminum shell lithium battery is realized through the discharging device, active lithium in the waste aluminum shell lithium battery is eliminated, and the structure of the discharging device is not protected, and only the position relation and the connection relation of the discharging device are protected.
It should be noted that, the first drying device and the second drying device are all general existing drying furnaces, and the structure of the first drying device and the second drying device is not protected, and only the position relationship and the connection relationship of the first drying device and the second drying device are protected; the first-stage separator and the second-stage separator are all general existing separators, and the structure of the first-stage separator and the second-stage separator is not protected, and only the position relationship and the connection relationship of the first-stage separator and the second-stage separator are protected.
The structures of a stirred tank, a linear vibrating screen, a vibrating feeder, a centrifugal machine, a screw conveyor, a fluidized bed, a dryer, a double-shaft shredder, a color sorter, a disc condenser, a pulverizer, a circular vibrating screen, a separator, a secondary combustion chamber, a bag-type dust collector, a spray tower, an absorption tower and a mist separator are sequentially common in the conventional stirred tank, the linear vibrating screen, the vibrating feeder, the centrifugal machine, the screw conveyor, the fluidized bed, the double-shaft shredder, the color sorter, the disc condenser, the pulverizer, the circular vibrating screen, the secondary combustion chamber, the bag-type dust collector, the spray tower, the absorption tower and the mist separator are not protected.
Compared with the prior art, the utility model has at least the following advantages:
according to the refined separation and recovery system 10 of the waste aluminum shell lithium ion battery, the safety of separation and recovery of the waste aluminum shell lithium ion battery is ensured through the discharging device and the crushing device 110, the first drying device 210 is communicated with the crushing device 110, the second drying device 220 is communicated with the powder removing device 310, the first drying device 210 and the second drying device 220 are both communicated with the electrolyte recovery device 230, the drying and recovery of the electrolyte are realized, the powder removing device 310, the sorting device 320 and the copper-aluminum separation device 330 are sequentially communicated, the separation and recovery of an aluminum shell, a diaphragm, aluminum slag and copper slag are respectively realized, the resource recycling of each component part in the waste aluminum shell lithium ion battery is realized, and the tail gas treatment equipment 400 is communicated with the electrolyte recovery device 230, so that the reduction, the harmless and the recycling treatment are effectively realized, and the economic benefit and the social benefit are higher.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. A refinement separation recovery system of old and useless aluminium shell lithium ion battery, its characterized in that includes:
the pretreatment equipment comprises a discharging device and a crushing device, wherein the discharging device is connected with the crushing device and is used for accommodating the aluminum shell lithium ion battery so as to enable the aluminum shell lithium ion battery to discharge in a short circuit manner;
the electrolyte treatment equipment comprises a first drying device, a second drying device and an electrolyte recovery device, wherein the first drying device is communicated with the crushing device, and the first drying device and the second drying device are both communicated with the electrolyte recovery device;
the crushed material separation treatment equipment comprises a powder removing device, a sorting device and a copper-aluminum separation device, wherein the powder removing device is communicated with the crushing device, the powder removing device, the sorting device and the copper-aluminum separation device are sequentially communicated, the second drying device is communicated with the powder removing device, the powder removing device is used for separating black powder and blocks, the blocks comprise an aluminum shell, a diaphragm and a current collector, the current collector comprises aluminum slag and copper slag, the sorting device is used for separating the aluminum shell, the diaphragm and the current collector, and the copper-aluminum separation device is used for separating the aluminum slag and the copper slag;
and the tail gas treatment equipment is communicated with the electrolyte recovery device.
2. The refined separation and recovery system of the waste aluminum-shell lithium ion battery according to claim 1, wherein the crushed material separation treatment equipment further comprises a cleaning treatment device, the cleaning treatment device is communicated with the copper-aluminum separation device, and the cleaning treatment device is used for salt washing of the aluminum slag.
3. The refined separation and recovery system of the waste aluminum-shell lithium ion battery according to claim 2, wherein the cleaning treatment device comprises a reaction kettle, a linear vibrating screen, a vibrating feeder, a centrifugal machine, a screw conveyor and a fluidized bed, the reaction kettle is correspondingly arranged with the copper-aluminum separation device, the linear vibrating screen is communicated with the vibrating feeder, the centrifugal machine is communicated with the centrifugal machine through the linear vibrating screen and the vibrating feeder, and the centrifugal machine is communicated with the fluidized bed through the screw conveyor.
4. The refined separation and recovery system of the waste aluminum shell lithium ion battery according to claim 3, wherein the reaction kettle is a stirring kettle, and sulfate is filled in the stirring kettle.
5. The refined separation and recovery system of the waste aluminum-shell lithium ion battery according to claim 1, wherein inert gas is filled in the first drying device; and/or the number of the groups of groups,
the first drying device is a drying furnace with the drying temperature of 140-160 ℃; and/or the number of the groups of groups,
the second drying device is filled with inert gas; and/or;
the second drying device is a drying furnace with the drying temperature of 440-550 ℃; and/or the number of the groups of groups,
inert gas is filled in the crushing device; and/or the number of the groups of groups,
the crushing device is a double-shaft shredder; and/or the number of the groups of groups,
the copper-aluminum separation device is a color sorter; and/or the number of the groups of groups,
the electrolyte recovery device is a disc condenser.
6. The refined separation and recovery system of the waste aluminum-shell lithium ion battery according to claim 1, wherein the powder removing device comprises a pulverizer and a circular vibrating screen which are communicated, the pulverizer is communicated with the crushing device, and the circular vibrating screen is communicated with the sorting device.
7. The refined separation and recovery system of the waste aluminum shell lithium ion battery according to claim 6, wherein the sieve pore diameter of the pulverizer is 0.5 cm-4 cm; and/or the number of the groups of groups,
the screen mesh of the circular vibrating screen is 60-80 mesh.
8. The refined separation and recovery system of the waste aluminum-shell lithium ion battery according to claim 1, wherein the separation device comprises a first-stage separator and a second-stage separator, the first-stage separator is communicated with the powder removing device, and the second-stage separator is communicated with the copper-aluminum separation device.
9. The refined separation and recovery system of the waste aluminum shell lithium ion battery according to claim 8, wherein the fan frequency of the primary separator is 15 Hz-30 Hz; and/or the number of the groups of groups,
the fan frequency of the two-stage separator is 25 Hz-40 Hz.
10. The refined separation and recovery system of the waste aluminum-shell lithium ion battery according to claim 1, wherein the tail gas treatment equipment comprises a secondary combustion chamber, a bag-type dust collector, a spray tower, an absorption tower and a mist-water separator which are sequentially communicated, and the secondary combustion chamber is communicated with the electrolyte recovery device.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116765088A (en) * | 2023-08-24 | 2023-09-19 | 河北宏贯路桥科技有限公司 | Zinc powder separating and recycling device for zinc impregnation processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116765088A (en) * | 2023-08-24 | 2023-09-19 | 河北宏贯路桥科技有限公司 | Zinc powder separating and recycling device for zinc impregnation processing |
| CN116765088B (en) * | 2023-08-24 | 2023-10-31 | 河北宏贯路桥科技有限公司 | Zinc powder separating and recycling device for zinc impregnation processing |
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| GR01 | Patent grant |