CN109256600B - Pollution-free lithium battery decomposition treatment system - Google Patents
Pollution-free lithium battery decomposition treatment system Download PDFInfo
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- CN109256600B CN109256600B CN201811321379.0A CN201811321379A CN109256600B CN 109256600 B CN109256600 B CN 109256600B CN 201811321379 A CN201811321379 A CN 201811321379A CN 109256600 B CN109256600 B CN 109256600B
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- 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
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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
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Abstract
The application relates to the field of lithium battery treatment, in particular to a pollution-free lithium battery decomposition treatment system, which comprises a shredder, a crusher, an airflow separator, a magnetic separation conveyor, a crusher, an analyzer, a swinging sieve, a grinding machine and a rotary vibration sieve which are sequentially connected, wherein the shredder and the crusher are connected to a pulse dust collector I through pipelines, the airflow separator is connected with a collector I through a draught fan II, the collector I is connected to the pulse dust collector I, the pulse dust collector I is connected with a first air purification device through a high-pressure draught fan I, the analyzer is connected to a second air purification device through a collector II, the pulse dust collector II and the high-pressure draught fan II which are sequentially connected, the swinging sieve is connected with a collector III, the grinding machine is connected with a collector IV, the collector III and the collector IV are all connected to the pulse dust collector III, the pulse dust collector III is connected to the second air purification device through the high-pressure draught fan III, and the environment pollution is small, the energy utilization rate is high, and the recovery proportion is high.
Description
Technical Field
The application relates to the field of lithium battery treatment, in particular to a pollution-free lithium battery decomposition treatment system.
Background
Lithium batteries are one of the most commonly used batteries of electronic products at the present stage, and are mainly divided into lithium metal batteries and lithium ion batteries, wherein the lithium metal batteries generally use manganese dioxide as a positive electrode material, lithium metal or alloy metal thereof as a negative electrode material and use nonaqueous electrolyte solution; in general, lithium ion batteries are batteries using lithium alloy metal oxide as a positive electrode material, graphite as a negative electrode material, and nonaqueous electrolyte, and since the amount of lithium batteries is large and the update speed is high, a large amount of waste lithium batteries are generated, and the waste lithium batteries are decomposed and recycled into a concern.
The existing lithium battery decomposition treatment system mainly comprises a shredder, a crusher, an airflow separator, a magnetic separation conveyor, a crusher and an analyzer, and can decompose and recycle lithium batteries, but environmental pollution can be generated in the treatment process, and meanwhile, energy waste is caused.
Disclosure of Invention
The application aims to overcome the defects in the prior art and provide a pollution-free lithium battery decomposition treatment system with small environmental pollution, high energy utilization rate and high recovery ratio.
The application is realized by the following technical scheme: the utility model provides a pollution-free lithium cell decomposition processing system, includes shredder, breaker, air current sorter, magnetic separation conveyer, rubbing crusher, analysis machine, rocking screen, mill, the sieve that shakes soon that connects gradually, shredder and breaker all are connected to pulse dust remover I through the pipe connection, the air current sorter is connected with collector I through induced draft fan II, collector I is connected to pulse dust remover I, pulse dust remover I is connected with first air purification device through high-pressure induced draft fan I, the analysis machine is connected to second air purification device through collector II, pulse dust remover II, the high-pressure induced draft fan II that connect gradually, rocking screen is connected with collector III, the mill is connected with collector IV, collector III and collector IV all are connected to pulse dust remover III, pulse dust remover III is connected to second air purification device through high-pressure induced draft fan III.
Further, the first air purification device comprises a spray tower I connected with a high-pressure induced draft fan I, the spray tower I is connected with a UV photolysis air purifier I through a dryer I, and the UV photolysis air purifier I is connected with the induced draft fan I.
Further, the second air purification device comprises a spray tower II which is connected with a high-pressure induced draft fan II and a high-pressure induced draft fan II, wherein the spray tower II is connected with a UV photolysis air purifier II through a dryer I, and the UV photolysis air purifier II is connected with an induced draft fan III.
Further, the shredder includes frame I and the casing I that is located frame I, I upper end of casing is provided with feed inlet I, I both sides of frame are provided with drive arrangement I respectively, I interior both sides of casing are provided with the pivot I and the pivot II of being connected with drive arrangement I respectively, equal circumference distributes in pivot I and the pivot II has the blade, is equipped with the spacer between the adjacent blade, and the crisscross setting of blade in pivot I and the pivot II, I's lower extreme of casing is provided with discharge gate II.
Further, the crusher comprises a frame II, a shell II and a driving device II, wherein the shell II is positioned on the frame II, a feed inlet II is formed in one side of the upper end of the shell II, a crushing mechanism is arranged in the shell II and comprises a rotating shaft III, a fixed rod and a hammer head, the rotating shaft III is connected with the driving device II through a belt, the fixed rods are uniformly distributed on the circumference of the rotating shaft III and comprise n baffle plates perpendicular to the axis of the rotating shaft III and connecting rods penetrating through the end parts of the baffle plates, and the hammer head is sleeved on the connecting rods; the lower extreme of crushing mechanism is provided with the filter screen, the lower extreme of casing II is provided with the export.
Further, the hammer head is located on the connecting rod between the adjacent partition boards, a limiting block matched with the width of the hammer head is arranged on the connecting rod, and the distance from the connecting rod to the rotating shaft III is larger than the length of the hammer head.
Further, cyclone dust collectors are selected for the collector I, the collector II, the collector III and the collector IV.
Further, the crushing granularity of the crusher is 20-30 meshes.
Further, the grinding particle size of the grinder is 80-100 meshes.
The application has the beneficial effects that: the first air purifying device and the second air purifying device are arranged to purify the discharged air and prevent harmful gases from entering the ambient air; dust and macromolecular gas can be absorbed through the spray tower, and micromolecular harmful gas can be decomposed through the UV photolysis air purifier, so that air pollution is further reduced.
Drawings
FIG. 1 is a schematic illustration of an embodiment connection relationship;
FIG. 2 is a schematic front view of the shredder;
FIG. 3 is a schematic top view of the shredder;
FIG. 4 is a schematic side view of the shredder;
FIG. 5 is a schematic front view of a crusher;
FIG. 6 is a schematic side view of a crusher;
wherein: 1-frame I, 2-casing I, 3-feed inlet I, 4-pivot I, 5-pivot II, 6-motor, 7-speed reducer, 8-blade, 9-spacer, 10-discharge gate II, 11-frame II, 12-casing II, 13-feed inlet II, 14-pivot III, 15-tup, 16-baffle, 17-connecting rod, 18-stopper, 19-filter screen, 20-export.
Detailed Description
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1
As shown in figures 1-6, a pollution-free lithium battery decomposition treatment system comprises a shredder, a crusher, an airflow separator, a magnetic separation conveyor, a crusher, an analysis machine, a swing sieve, a grinding machine and a rotary vibration sieve which are sequentially connected, wherein the upper ends of the shredder and the crusher are connected to a pulse dust remover I through pipelines, the airflow separator is connected with a collector I through a draught fan II, the collector I is connected to the pulse dust remover I, the pulse dust remover I is connected with a first air purification device through a high-pressure draught fan I, the analysis machine is connected to a second air purification device through a collector II, a pulse dust remover II and a high-pressure draught fan II which are sequentially connected, the swing sieve is connected with a collector III, the grinding machine is connected with a collector IV, the collector III and the collector IV are all connected to the pulse dust remover III, and the pulse dust remover III is connected to the second air purification device through the high-pressure draught fan III.
In the embodiment, the first air purifying device comprises a spray tower I connected with a high-pressure induced draft fan I, wherein the spray tower I is connected with a UV photolysis air purifier I through a dryer I, and the UV photolysis air purifier I is connected with the induced draft fan I;
the second air purification device comprises a spray tower II which is connected with a high-pressure induced draft fan II and a high-pressure induced draft fan II, the spray tower II is connected with a UV photolysis air purifier II through a dryer I, and the UV photolysis air purifier II is connected with an induced draft fan III.
In this embodiment, the shredder includes frame I1 and is located the casing I2 on frame I1, and feed inlet I3 is installed to casing I2 upper end, and in the feed inlet I3 got into casing I2 was followed to the material, drive arrangement I was installed respectively to frame I1 both sides, and pivot I4 and pivot II 5 that are connected with drive arrangement I are installed respectively to both sides in the casing I2, and pivot I4 and pivot II 5 centrosymmetric set up, and drive arrangement I includes motor 6 and speed reducer 7 that are connected through the belt. Blade 8 is evenly distributed on circumference in pivot I4 and pivot II 5, install spacer 9 between the adjacent blade 8, spacer 9 can fix a position blade 8, prevent that blade 8 from rocking about/removing, blade 8 crisscross setting in pivot I4 and the pivot II 5 makes blade 8 in pivot I4 correspond with spacer 9 positions in the pivot II 5, makes blade 8 in pivot I4 and the pivot II 5 crisscross each other, is located the lower extreme of casing I1 and is provided with discharge gate II 10, the material after shredding passes through the discharge gate II 10 ejection of compact.
The crusher comprises a frame II 11, a shell II 12 and a driving device II, wherein the shell II 12 and the driving device II are arranged on the frame II 11, a feed inlet II 13 is arranged on one side of the upper end of the shell II 12, materials enter the shell II 12 of the crusher through the feed inlet II 13, a crushing mechanism is arranged in the shell II 12 and comprises a rotating shaft III 14, a fixed rod and a hammer 15, the rotating shaft III 14 is connected with the driving device II through a belt, the fixed rod is uniformly distributed on the circumference of the rotating shaft III 14 and comprises n partition plates 16 perpendicular to the axis of the rotating shaft III 14 and a connecting rod 17 penetrating through the end parts of the partition plates 16, the hammer 15 is sleeved on the connecting rod 17, the hammer 15 is positioned on the connecting rod 17 between the adjacent partition plates 16, a limiting block 18 matched with the width of the hammer 15 is arranged on the connecting rod 17, the hammer 15 is prevented from moving left and right, the distance between the connecting rod 17 and the rotating shaft III is larger than the length of the hammer 15, the hammer 15 can rotate circumferentially along the connecting rod 17, the hammer 15 is driven to beat the materials under the rotation of the rotating shaft III 14, the rotating shaft III, the hammer impact and tear the materials to cause the materials to be crushed under the high-speed rotation of the hammer, the impact and the materials are provided with the fixed rods, the lower ends of the crushing mechanism are provided with 19, the materials, the size of the materials is separated from the materials through the filter screen 19 and the filter screen 12 and the size of the filter screen 20 is separated from the shell through the large size of the filter screen 12, and the size of the filter screen 20, and the material is discharged from the material through the filter screen 20.
In the embodiment, cyclone dust collectors are selected for the collector I, the collector II, the collector III and the collector IV.
In the decomposition treatment system for the pollution-free lithium battery provided by the embodiment, when a mobile phone plate-shaped battery is decomposed, the steel shell lithium battery is taken as an example, in the steel shell lithium battery, the steel shell is taken as the outer shell, the positive plate is taken as the aluminum foil, the negative plate is taken as the copper foil, the positive electrode material is lithium cobaltate, the negative electrode material is graphite, the diaphragm is a high polymer film, the electrolyte is ethylene carbonate dissolved with lithium hexafluorophosphate, the battery is put into a shredder and is broken down by the shredder, the diaphragm is broken down in the breaking process, the shredder and the shredder are operated, generated dust is conveyed to a pulse dust remover I through pipelines respectively arranged in the shredder and the shredder for primary filtration, then is conveyed to a spray tower I through a high-pressure induced draft fan I for secondary filtration, small-molecule harmful gas is still present in the air flow after filtration, and is subjected to tertiary filtration through a UV photolysis air purifier I, finally, and completely harmless gas is discharged outwards through the induced draft fan I, in the process, graphite powder with particle size of 0.05-0.1mm generated in the breaking and tearing down is discharged by the carbon dioxide through the air purifier I, and the carbon dioxide can be decomposed into water and environmental pollution by the spray tower I through the air purifier;
the crushed batteries are conveyed to an airflow separator through a conveying belt, dust and scattered diaphragms are conveyed to a collector I through a draught fan II under the action of airflow and vibration, dust in the collector 1 is conveyed to a pulse dust collector I for primary filtration, then is conveyed to a spray tower II through a high-pressure draught fan I for secondary filtration, micromolecular harmful gas is still present in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier I, finally, completely harmless gas is obtained and is discharged outwards through the draught fan I, graphite powder with the particle size of 0.05-0.1mm, which is separated and escaped by the airflow, is absorbed by the spray tower I, and volatilized ethylene carbonate enters the UV photolysis air purifier I through a dryer for decomposition into carbon dioxide and water vapor for removal, so that the environmental pollution can be effectively reduced;
the method comprises the steps that materials which are not scattered in a battery in a crusher also enter a magnetic separation conveyor, crushed steel shells are separated, the separated materials enter the crusher to be crushed into 20-30 meshes, the crushed materials are conveyed to an analyzer, the upper end of the analyzer is connected with a pipeline, airflow of the analyzer is conveyed to a collector II through the pipeline, dust in the collector II is conveyed to a pulse dust collector II to be subjected to primary filtration, and then conveyed to a spray tower II through a high-pressure induced draft fan II to be subjected to secondary filtration, micromolecular harmful gases are also contained in the filtered airflow, the filtered harmful gases are subjected to tertiary filtration through a UV photolysis air purifier II, finally, completely harmless gases are obtained, and are discharged outwards through a draft fan III, and graphite powder with the particle size of 0.05-0.1mm, separated and escaped by airflow, is absorbed by the spray tower I, and volatilized ethylene carbonate enters the UV photolysis air purifier I through the dryer to be decomposed into carbon dioxide and water vapor to be discharged, so that environmental pollution can be effectively reduced;
the materials separated by the analyzer enter a swing sieve, the swing sieve is 50 meshes, positive and negative electrode materials can be screened out, the upper end of the swing sieve is connected with a pipeline, the pipeline guides the airflow of the analyzer to a collector III, dust in the collector III is conveyed to a pulse dust remover III for primary filtration, then the dust is conveyed to a spray tower II through a high-pressure induced draft fan III for secondary filtration, small molecular harmful gas is also present in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier II, finally, completely harmless gas is obtained, the completely harmless gas is discharged outwards through the induced draft fan III, graphite powder with the particle size of 0.05-0.1mm is absorbed by the spray tower II, and volatilized ethylene carbonate enters the UV photolysis air purifier II through a dryer for decomposition into carbon dioxide and water vapor for removal, so that the environmental pollution can be effectively reduced;
the material screened by the swinging sieve enters a grinder, the material is ground to 100 meshes, the upper end of the grinder is connected with a pipeline, the pipeline guides the airflow of an analyzer to a collector IV, dust in the collector IV is conveyed to a pulse dust collector III for primary filtration, then the dust is conveyed to a spray tower II through a high-pressure induced draft fan III for secondary filtration, small molecular harmful gas is also present in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier II, finally, completely harmless gas is obtained, the completely harmless gas is discharged outwards through the induced draft fan III, graphite powder with the particle size of 0.05-0.1mm is absorbed by the spray tower II in the process, and volatilized ethylene carbonate enters the UV photolysis air purifier II through a dryer for decomposition into carbon dioxide and water vapor for removal, so that the environmental pollution can be effectively reduced;
the ground materials enter a rotary vibration sieve and are sieved to obtain powder, wherein the main bodies of the powder are copper powder, aluminum powder, graphite powder and lithium cobaltate powder.
According to the pollution-free lithium battery decomposition treatment system provided by the application, a lithium battery is crushed by shredding, graphite powder, lithium cobaltate powder, diaphragm electrolyte, aluminum foil and copper foil are leaked out, the crushed lithium battery is fed into an airflow separator, ethylene carbonate volatilizes, lithium hexafluorophosphate is decomposed to obtain phosphorus fluoride and lithium fluoride, most of the phosphorus fluoride and most of the lithium fluoride enter a collector I along with a diaphragm, and the scattered phosphorus fluoride, lithium fluoride and graphite powder enter a spray tower I to avoid air pollution.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present application, and although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present application.
Claims (5)
1. A pollution-free lithium battery decomposition processing system is characterized in that: including shredder, breaker, air current sorter, magnetic separation conveyer, rubbing crusher, analytical engine, swinging screen, mill, the sieve that shakes soon that connects gradually, shredder and breaker all are connected to pulse dust remover I through the pipeline, the air current sorter is connected with collector I through draught fan II, collector I is connected to pulse dust remover I, pulse dust remover I is connected with first air purification device through high-pressure draught fan I, the analytical engine is connected to second air purification device through collector II, pulse dust remover II, high-pressure draught fan II that connect gradually, the swinging screen is connected with collector III, the mill is connected with collector IV, collector III and collector IV all are connected to pulse dust remover III, pulse dust remover III is connected to second air purification device through high-pressure draught fan III,
the first air purification device comprises a spray tower I connected with a high-pressure induced draft fan I, the spray tower I is connected with a UV photolysis air purifier I through a dryer I, the UV photolysis air purifier I is connected with the induced draft fan I,
the second air purification device comprises a spray tower II connected with a high-pressure induced draft fan II and a high-pressure induced draft fan II, wherein the spray tower II is connected with a UV photolysis air purifier II through a dryer I, and the UV photolysis air purifier II is connected with an induced draft fan III
The grinding granularity of the grinder is 20-30 meshes, the grinding granularity of the grinder is 80-100 meshes,
in the steel shell lithium battery, a shell is a steel shell, a positive plate is an aluminum foil, a negative plate is a copper foil, a positive electrode material is lithium cobaltate, a negative electrode material is graphite, a diaphragm is a high polymer film, an electrolyte is ethylene carbonate in which lithium hexafluorophosphate is dissolved, the battery is put into a shredder, the shredded battery falls into a shredder to be shredded, the diaphragm is scattered in the shredding process, the shredder and the shredder are operated, generated dust is conveyed to a pulse dust remover I through pipelines respectively arranged in the shredder and the shredder to be filtered for the first time, then conveyed to a spray tower I through a high-pressure induced draft fan I to be filtered for the second time, small molecular harmful gas is still present in the dried airflow after filtration, the third time is filtered through a UV photolysis air purifier I, finally, completely harmless gas is obtained and is discharged outwards through the induced draft fan I, and graphite powder with the particle size of 0.05-0.1mm generated by shredding and shredding is absorbed by the spray tower I in the process, and the volatilized ethylene carbonate enters the UV photolysis air purifier I through the dryer to be decomposed into carbon dioxide and water vapor;
the crushed batteries are conveyed to an airflow separator through a conveying belt, dust and scattered diaphragms are conveyed to a collector I through a draught fan II under the action of airflow and vibration, dust in the collector 1 is conveyed to a pulse dust collector I for primary filtration, then is conveyed to a spray tower II through a high-pressure draught fan I for secondary filtration, micromolecular harmful gas is still present in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier I, finally, completely harmless gas is obtained, the completely harmless gas is discharged outwards through the draught fan I, graphite powder with the particle size of 0.05-0.1mm, which is separated and escaped by the airflow, is absorbed by the spray tower I, and volatilized ethylene carbonate enters the UV photolysis air purifier I through a dryer and is decomposed into carbon dioxide and water vapor for removal;
the method comprises the steps that materials which are not scattered in a battery in a crusher also enter a magnetic separation conveyor, crushed steel shells are separated, the separated materials enter the crusher to be crushed into 20-30 meshes, the crushed materials are conveyed to an analyzer, the upper end of the analyzer is connected with a pipeline, airflow of the analyzer is conveyed to a collector II through the pipeline, dust in the collector II is conveyed to a pulse dust collector II to be subjected to primary filtration, and then conveyed to a spray tower II through a high-pressure induced draft fan II to be subjected to secondary filtration, micromolecular harmful gases are also contained in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier II, finally, completely harmless gases are obtained, the completely harmless gases are discharged outwards through a draft fan III, and graphite powder with the particle size of 0.05-0.1mm, separated and escaped by the airflow is absorbed by the spray tower I, and volatilized ethylene carbonate enters a UV photolysis air purifier I through a dryer to be decomposed into carbon dioxide and water vapor to be discharged;
the material separated by the analyzer enters a swing sieve, the swing sieve is 50 meshes, positive and negative electrode materials can be screened out, the upper end of the swing sieve is connected with a pipeline, the pipeline guides the airflow of the analyzer to a collector III, dust in the collector III is conveyed to a pulse dust remover III for primary filtration, then the dust is conveyed to a spray tower II through a high-pressure induced draft fan III for secondary filtration, small molecular harmful gas is also present in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier II, finally, completely harmless gas is obtained, the completely harmless gas is discharged outwards through the induced draft fan III, graphite powder with the particle size of 0.05-0.1mm is absorbed by the spray tower II, and volatilized ethylene carbonate enters the UV photolysis air purifier II through a dryer for decomposition into carbon dioxide and water vapor for removal;
the material screened by the swinging sieve enters a grinder, the material is ground to 100 meshes, the upper end of the grinder is connected with a pipeline, the pipeline guides the airflow of an analyzer to a collector IV, dust in the collector IV is conveyed to a pulse dust collector III for primary filtration, then the dust is conveyed to a spray tower II through a high-pressure induced draft fan III for secondary filtration, small molecular harmful gas is also present in the filtered airflow, the filtered airflow is subjected to tertiary filtration through a UV photolysis air purifier II, finally, completely harmless gas is obtained, the completely harmless gas is discharged outwards through the induced draft fan III, graphite powder with the particle size of 0.05-0.1mm is absorbed by the spray tower II in the process, and volatilized ethylene carbonate enters the UV photolysis air purifier II through a dryer for decomposition into carbon dioxide and water vapor for removal;
the ground materials enter a rotary vibration sieve and are sieved to obtain powder, wherein the main bodies of the powder are copper powder, aluminum powder, graphite powder and lithium cobaltate powder.
2. The non-contaminating lithium battery decomposition treatment system of claim 1, wherein: the shredder comprises a frame I and a shell I positioned on the frame I, wherein a feed inlet I is formed in the upper end of the shell I, driving devices I are respectively arranged on two sides of the frame I, a rotating shaft I and a rotating shaft II which are connected with the driving devices I are respectively arranged on two sides in the shell I, blades are distributed on the rotating shaft I and the rotating shaft II in a circumferential manner, spacers are arranged between adjacent blades, the blades on the rotating shaft I and the rotating shaft II are arranged in a staggered mode, and a discharge outlet II is formed in the lower end of the shell I.
3. The non-contaminating lithium battery decomposition treatment system of claim 1, wherein: the crusher comprises a frame II, a shell II and a driving device II, wherein the shell II and the driving device II are arranged on the frame II, a feed inlet II is formed in one side of the upper end of the shell II, a crushing mechanism is arranged in the shell II and comprises a rotating shaft III, a fixing rod and a hammer head, the rotating shaft III is connected with the driving device II through a belt, the fixing rods are uniformly distributed on the circumference of the rotating shaft III and comprise n baffle plates perpendicular to the axis of the rotating shaft III and connecting rods penetrating through the end parts of the baffle plates, and the hammer head is sleeved on the connecting rods; the lower extreme of crushing mechanism is provided with the filter screen, the lower extreme of casing II is provided with the export.
4. The non-contaminating lithium battery decomposition treatment system of claim 3, wherein: the hammer head is located on the connecting rod between the adjacent partition boards, a limiting block matched with the width of the hammer head is arranged on the connecting rod, and the distance from the connecting rod to the rotating shaft III is larger than the length of the hammer head.
5. The non-contaminating lithium battery decomposition treatment system of claim 1, wherein: cyclone dust collectors are selected from the collector I, the collector II, the collector III and the collector IV.
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| CN201811321379.0A CN109256600B (en) | 2018-11-07 | 2018-11-07 | Pollution-free lithium battery decomposition treatment system |
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| CN112058872A (en) * | 2020-09-03 | 2020-12-11 | 河北大学 | Device and method for crushing and sorting solar cell modules |
| CN112290111A (en) * | 2020-12-01 | 2021-01-29 | 苏州兮然工业设备有限公司 | Lithium battery recovery process |
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