Lithium battery recycling equipment and method

Abstract

The invention discloses lithium battery recycling equipment and method.The lithium battery recycling equipment comprises a treatment box, a smashing box and a conveying belt, the conveying belt is located at the bottom of the treatment box, the top of the treatment box is fixedly connected with the bottom of the smashing box through a supporting rod, and a smashing assembly is arranged in the smashing box; a sorting mechanism and a processing mechanism are arranged in the processing box, the sorting mechanism is located above the processing mechanism, and the bottom of the smashing box communicates with the processing box through a conveying pipe. The lithium battery recycling device has the beneficial effects that recycled lithium batteries can be crushed through the crushing assembly to form crushed materials, the sorting mechanism can convey a screen drum loaded with the crushed materials into the treatment mechanism to be subjected to recycling treatment to form decomposed materials, and the decomposed materials after recycling treatment can leave the treatment box through the electric door and enter the conveying belt; and the charging barrel is conveyed to a sorting position for sorting, so that the decomposition treatment work of the lithium battery is completed.

Description

Technical Field

[0001] The present invention relates to the technical field of lithium battery recycling, and in particular to a lithium battery recycling and disposal device and method. Background Art

[0002] Lithium batteries are batteries that use lithium iron phosphate and ternary materials as positive electrode materials, graphite as negative electrode materials, and non-aqueous electrolyte solutions. They are widely used in new energy vehicles, energy storage equipment, electric two-wheeled and three-wheeled vehicles, laptops, and many industrial equipment for stable power supply. With the use of lithium batteries, lithium batteries will gradually reach the end of their service life and retire. A large number of retired lithium batteries need to be recycled and reused to avoid wasting resources and polluting the environment. The principle of lithium battery recycling is: the retired waste lithium batteries are manually cut into blocks, and then immersed in different solutions. The lithium batteries react with the solutions to cause the positive and negative electrode materials to be peeled off from the block lithium batteries, and then they are filtered, cleaned, dried, separated and recycled accordingly.

[0003] Currently, no effective solution has been proposed for the problems in the related technologies. Summary of the invention

[0004] In view of the problems in the related art, the present invention proposes a lithium battery recycling and disposal device and method to overcome the above-mentioned technical problems existing in the existing related art.

[0005] To this end, the specific technical solution adopted by the present invention is as follows:

[0006] A lithium battery recycling and disposal device comprises a processing box, a crushing box and a conveyor belt, wherein the conveyor belt is located at the bottom of the processing box, the top of the processing box is connected and fixed to the bottom of the crushing box by a support rod, a crushing assembly is provided inside the crushing box, a sorting mechanism and a processing mechanism are provided inside the processing box, the sorting mechanism is located above the processing mechanism, and the bottom of the crushing box is connected to the processing box by a conveying pipe.

[0007] Preferably, the crushing assembly includes a rectangular cavity opened inside the crushing box, the bottom surface of the rectangular cavity is an inclined structure, the lower surface end of the inclined structure is connected to the top of the feed pipe, the top of the crushing box is provided with a feed hopper connected to the rectangular cavity, two crushing rollers matched with the feed hopper are rotatably connected inside the rectangular cavity, and the outer surface of the crushing box is provided with a driving motor matched with the crushing rollers.

[0008] Preferably, the sorting mechanism includes a sorting chamber opened on the inner top of the processing box, the bottom of the feed pipe is connected to the sorting chamber, a rotating motor is provided at the top center of the processing box, the bottom output end of the rotating motor passes through the inside of the sorting chamber and is connected and fixed to a material dialing plate, a plurality of placement holes are evenly opened on the material dialing plate along the circumferential direction, and a material barrel is placed in the placement hole.

[0009] Preferably, the barrel is a mesh cylinder structure, and a plurality of filter plates are clamped and placed inside the barrel, and the sizes of the filter holes on the plurality of filter plates decrease from top to bottom.

[0010] Preferably, an electric door is provided on one side of the bottom of the sorting chamber, a notch matching with the electric door is provided at the bottom of the processing box, the electric door is connected to the notch, and the end of the conveyor belt passes through the notch and matches with the electric door.

[0011] Preferably, the processing mechanism includes a reaction chamber 1, a reaction chamber 2, a cleaning chamber and a drying chamber which are evenly arranged at the bottom of the sorting chamber, and a lifting cylinder is provided at the center of the inner bottom of each of the reaction chamber 1, the reaction chamber 2, the cleaning chamber and the drying chamber, and a carrying component is connected to the top output end of the lifting cylinder. The reaction chamber 1 and the reaction chamber 2 are filled with a chemical reaction solvent, and the cleaning chamber is filled with a cleaning liquid.

[0012] Preferably, the bearing assembly includes a bearing seat, the bottom of the bearing seat is connected and fixed to the top output end of the lifting cylinder, a groove matching the barrel is opened at the top center of the bearing seat, a plurality of drainage channels penetrating to the outer surface of the bearing seat are evenly opened at the bottom of the circumferential side of the groove, a plurality of electric push rods are evenly arranged on the inner bottom of the groove, the top output end of the electric push rod is connected and fixed to the bearing plate, and a plurality of protrusions are provided on the outer surface of the bearing plate.

[0013] Preferably, the bearing assembly also includes an annular cavity opened in the inner wall of the bearing seat, the annular cavity is located on the outside of the groove, an annular groove is opened on the outside of the bottom of the annular cavity, an annular member is rotatably connected in the annular cavity, a plurality of extrusion blocks are evenly fixed on the inner wall of the annular member, an outer gear ring is fixed on the bottom of the annular member, the outer gear ring penetrates into the annular groove, a plurality of micro motors are evenly fixed on the bottom side of the annular groove, a gear is provided at the top output end of the micro motor, the gear is meshed with the outer gear ring, a plurality of sliding members are also slidably connected to the inner wall of the annular cavity, the outer surface of the sliding member is connected and fixed to the elastic extrusion block slidably connected to the inner wall of the bearing seat through a connecting rod, and a movable hole matching the elastic extrusion block is opened between the annular cavity and the groove.

[0014] Preferably, movable grooves are provided on the inner walls on both upper and lower sides of the annular cavity, a slider is slidably connected in the movable groove, a spring matching with the slider is also provided inside the movable groove, and the sliding member is fixed between the sliders on the upper and lower sides.

[0015] According to another aspect of the present invention, there is provided a lithium battery recycling and disposal method for use in a lithium battery recycling and disposal device, comprising the following steps;

[0016] Pour the lithium battery into the rectangular cavity inside the crushing box through the feed hopper, and at the same time, start the two drive motors, which drive the crushing rollers to rotate, and the crushing rollers rotate to crush the lithium battery to form crushed materials;

[0017] The crushed material falls onto the inclined structure at the bottom of the crushing box, and then falls into the feed pipe through the guidance of the inclined surface, and then falls into the sorting cavity inside the processing box, and enters into several barrels on the sorting mechanism that falls into the sorting cavity, and then the sorting mechanism drives several barrels to move to the processing mechanism for decomposition processing to form decomposed materials;

[0018] The decomposed material after decomposition will rotate to the electric door. At this time, the barrel will fall onto the conveyor belt through the inclined surface formed by the open electric door, and then the barrel will be transported to the sorting area for sorting, thereby completing the decomposition of the lithium battery.

[0019] The beneficial effects of the present invention are:

[0020] Through the design of the crushing assembly, the lithium batteries are poured into the rectangular cavity inside the crushing box through the feed hopper. At the same time, the two driving motors are started, and the driving motors drive the crushing rollers to rotate. The crushing rollers rotate to crush the lithium batteries to form crushed materials.

[0021] Through the design of the sorting mechanism, the crushed material falls onto the inclined structure at the bottom of the crushing box, and falls into the feed pipe through the guidance of the inclined surface, and then falls into the sorting chamber inside the processing box, and enters the barrel that falls into the corresponding placement hole. Subsequently, the rotating motor drives the material dial to rotate one-sixth of a circle, so that the next placement hole will rotate with the empty barrel to the bottom of the feed pipe to continue feeding the crushed material. As the material dial rotates, several barrels filled with crushed material will gradually rotate to reaction chamber one, reaction chamber two, cleaning chamber, drying chamber, and electric door to adapt to the processing mechanism.

[0022] Through the design of the barrel and the filter plate, the barrel has a mesh structure, and the mesh sizes of several filter plates decrease from top to bottom. In this way, the initial crushed material will accumulate on the top filter plate, and the decomposed fragments produced during the chemical reaction will be retained on several filter plates in turn, thereby achieving graded filtration and facilitating the sorting and processing of various materials.

[0023] Through the design of the processing mechanism, when the barrel rotates to the reaction chamber one, the reaction chamber two, the cleaning chamber or the drying chamber, the supporting plate at the opening of the reaction chamber one, the reaction chamber two, the cleaning chamber or the drying chamber will match the barrel. At this time, the supporting assembly on the supporting plate will fix the barrel and the supporting seat together. Subsequently, the lifting cylinder in the reaction chamber one, the reaction chamber two, the cleaning chamber or the drying chamber contracts to drive the supporting seat and the barrel to descend and contact the chemical reaction solvent, cleaning liquid or circulating air flow inside them respectively, thereby realizing the reaction decomposition of the lithium battery and the positive and negative electrode materials to form decomposition materials, the cleaning of the decomposition materials and the drying of the decomposition materials.

[0024] Through the design of the bearing assembly, when the bearing plate matches the barrel, the electric push rod on the bearing plate contracts to drive the bearing plate to descend, and the bearing plate drives the barrel to descend through the protrusion, and the bottom end of the barrel is stuck in the groove. Then, the micro motor drives the gear to rotate, the gear rotation drives the outer gear ring to rotate, the outer gear ring rotation drives the annular part to rotate, the annular part drives the extrusion block to rotate, the extrusion block rotation drives the sliding part to move, the sliding part moves and simultaneously drives the connecting rod and the elastic extrusion block to move, the elastic extrusion block moves and penetrates into the groove and is squeezed together with the outer wall of the barrel, thereby fixing the barrel and the bearing seat together.

[0025] Through the design of the drainage channel, the liquid immersed in the groove can be discharged from the bearing seat through a plurality of drainage channels when the lifting cylinder pushes the bearing seat to rise and leave the liquid surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 is a schematic diagram of the overall structure of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0028] Figure 2 is a partial structural schematic diagram of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0029] Figure 3 2 is a schematic diagram of the structure of a processing box of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0030] Figure 4 2 is a schematic diagram of the structure of a crushing box of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0031] Figure 5 2 is a schematic diagram of the structure of a processing box of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0032] Figure 6 This is a schematic diagram of the structure of a reaction chamber of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0033] Figure 7 is a schematic structural diagram of a bearing assembly of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0034] Figure 8 This is a schematic diagram of the connection structure of a ring member, an outer gear ring, a gear, and a micro motor of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0035] Fig. 9 This is a schematic diagram of the internal structure of a reaction chamber 2 of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0036] Fig.10 is a schematic diagram of the internal structure of a drying chamber of a lithium battery recycling and disposal device according to an embodiment of the present invention;

[0037] Fig.11 The present invention is a flowchart of a lithium battery recycling method according to an embodiment of the present invention.

[0038] In the figure:

[0039] 1. Processing box; 2. Crushing box; 3. Conveyor belt; 4. Sorting chamber; 5. Reaction chamber 1; 6. Reaction chamber 2; 7. Cleaning chamber; 8. Drying chamber; 9. Electric door; 10. Feed pipe; 11. Support rod; 12. Feed hopper; 13. Crushing roller; 14. Driving motor; 15. Rotating motor; 16. Digging plate; 17. Placement hole; 18. Lifting cylinder; 19. Bearing seat; 20. Groove; 21. Electric push rod; 22. Bearing plate; 23. Bump; 24, annular cavity; 25, annular member; 26, drainage channel; 27, outer gear ring; 28, gear; 29, micro motor; 30, sliding member; 31, connecting rod; 32, elastic extrusion block; 33, slider; 34, movable groove; 35, spring; 36, infusion tube; 37, annular water pipe; 38, nozzle; 39, gas main; 40, annular gas pipe; 41, air outlet; 42, extrusion block; 43, barrel; 44, filter plate. DETAILED DESCRIPTION

[0040] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementations and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0041] According to an embodiment of the present invention, a lithium battery recycling and disposal device is provided.

[0042] Embodiment 1;

[0043] like Figure 1-10 As shown, the lithium battery recycling and disposal equipment according to an embodiment of the present invention includes a processing box 1, a crushing box 2 and a conveyor belt 3, the conveyor belt 3 is located at the bottom of the processing box 1, the top of the processing box 1 is connected and fixed to the bottom of the crushing box 2 through a support rod 11, a crushing assembly is provided inside the crushing box 2, a sorting mechanism and a processing mechanism are provided inside the processing box 1, the sorting mechanism is located above the processing mechanism, and the bottom of the crushing box 2 is connected to the processing box 1 through a conveying pipe 10.

[0044] Embodiment 2:

[0045] like Figure 4 As shown, the pulverizing assembly includes a rectangular cavity opened inside the pulverizing box 2, the bottom surface of the rectangular cavity is an inclined structure, the lower surface end of the inclined structure is connected to the top of the feeding pipe 10, the top of the pulverizing box 2 is provided with a feed hopper 12 connected to the rectangular cavity, the inside of the rectangular cavity is rotatably connected with two pulverizing rollers 13 matched with the feed hopper 12, and the outer surface of the pulverizing box 2 is provided with a drive motor 14 matched with the pulverizing roller 13; through the design of the pulverizing assembly, the lithium batteries are poured into the rectangular cavity inside the pulverizing box 2 through the feed hopper 12, and at the same time, the two drive motors 14 are started, the drive motor 14 drives the pulverizing roller 13 to rotate, and the pulverizing roller 13 rotates to pulverize the lithium batteries to form pulverized materials.

[0046] Embodiment three;

[0047] like Figure 3 and Figure 5As shown, the sorting mechanism includes a sorting chamber 4 opened on the inner top of the processing box 1, the bottom of the feeding pipe 10 is connected to the sorting chamber 4, a rotating motor 15 is provided at the center of the top of the processing box 1, and the bottom output end of the rotating motor 15 passes through the inside of the sorting chamber 4 and is connected and fixed to a material dialing plate 16, a plurality of placement holes 17 are evenly opened on the material dialing plate 16 along the circumferential direction, a barrel 43 is placed in the placement hole 17, the barrel 43 is a mesh cylinder structure, a plurality of filter plates 44 are placed in the barrel 43, and the filter hole sizes on the plurality of filter plates 44 decrease from top to bottom, an electric door 9 is provided on one side of the bottom of the sorting chamber 4, a notch matching the electric door 9 is opened at the bottom of the processing box 1, and the electric The movable door 9 is connected to the gap, and the end of the conveyor belt 3 passes through the gap and cooperates with the electric door 9; through the design of the sorting mechanism, the crushed material falls into the inclined structure at the bottom of the crushing box 2, and the crushed material falls into the feed pipe 10 through the guidance of the inclined surface, and then falls into the sorting chamber 4 inside the processing box 1, and enters the barrel 43 that falls into the corresponding placement hole 17. Subsequently, the rotating motor 15 drives the material dial 16 to rotate one-sixth of a circle, so that the next placement hole 17 will rotate with the empty barrel 43 to the bottom of the feed pipe 10 to continue feeding the crushed material. As the material dial 16 rotates, several barrels 43 filled with crushed material will gradually rotate to the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7, the drying chamber 8, and the electric door 9 to adapt to the processing mechanism.

[0048] Embodiment 4:

[0049] like Figure 6 , Fig. 9 and Fig.10As shown, the processing mechanism includes a reaction chamber 1 5, a reaction chamber 2 6, a cleaning chamber 7 and a drying chamber 8 uniformly arranged at the bottom of the sorting chamber 4. A lifting cylinder 18 is provided at the center of the inner bottom of each of the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 and the drying chamber 8. The top output end of the lifting cylinder 18 is connected to a bearing component. The reaction chamber 1 5 and the reaction chamber 2 6 are filled with a chemical reaction solvent, and the chemical reaction solvent is one of an acid-base solvent, a lithium hexafluorophosphate solvent and a carbonate solvent. The cleaning chamber 7 is filled with a cleaning liquid. Through the design of the processing mechanism, when the barrel 43 rotates, When it reaches the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 or the drying chamber 8, the supporting plate 22 at the opening of the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 or the drying chamber 8 will match the barrel 43. At this time, the supporting assembly on the supporting plate 22 will fix the barrel 43 and the supporting seat 19 together. Subsequently, the lifting cylinder 18 in the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 or the drying chamber 8 contracts and drives the supporting seat 19 and the barrel 43 to descend and contact the chemical reaction solvent, cleaning liquid or circulating air flow inside them respectively, thereby realizing the reaction decomposition of the lithium battery and the positive and negative electrode materials to form decomposed materials, the cleaning of the decomposed materials and the drying of the decomposed materials.

[0050] Embodiment five;

[0051] like Figure 7-Figure 8As shown, the bearing assembly includes a bearing seat 19, the bottom of the bearing seat 19 is connected and fixed to the top output end of the lifting cylinder 18, a groove 20 matching the barrel 43 is opened at the top center of the bearing seat 19, a plurality of drainage channels 26 penetrating to the outer surface of the bearing seat 19 are evenly opened at the bottom of the circumferential side of the groove 20, a plurality of electric push rods 21 are evenly arranged at the inner bottom of the groove 20, the top output end of the electric push rod 21 is connected and fixed to the bearing plate 22, the outer surface of the bearing plate 22 is provided with a plurality of protrusions 23, and the bearing assembly also includes a groove 20 opened in the inner wall of the bearing seat 19 An annular cavity 24, the annular cavity 24 is located on the outside of the groove 20, an annular groove is provided on the outside of the bottom of the annular cavity 24, an annular member 25 is rotatably connected in the annular cavity 24, a plurality of extrusion blocks 42 are evenly fixed on the inner wall of the annular member 25, an outer gear ring 27 is fixed on the bottom of the annular member 25, the outer gear ring 27 penetrates into the annular groove, a plurality of micro motors 29 are evenly fixed on the bottom side of the annular groove, a gear 28 is provided at the top output end of the micro motor 29, the gear 28 is meshed with the outer gear ring 27, and a plurality of sliding members are also slidably connected on the inner wall of the annular cavity 24 30, the outer surface of the sliding member 30 is connected and fixed with the elastic extrusion block 32 slidably connected to the inner wall of the bearing seat 19 through a connecting rod 31, and a movable hole matching with the elastic extrusion block 32 is provided between the annular cavity 24 and the groove 20, and movable grooves 34 are provided on the inner walls of the upper and lower sides of the annular cavity 24, and a slider 33 is slidably connected in the movable groove 34, and a spring 35 matching with the slider 33 is also provided inside the movable groove 34, and the sliding member 30 is fixed between the sliders 33 on the upper and lower sides; through the design of the bearing assembly, when the bearing plate 22 matches with the barrel 43, the bearing plate 22 The electric push rod 21 contracts and drives the carrying plate 22 to descend. The carrying plate 22 drives the barrel 43 to descend through the protrusion 23. The bottom end of the barrel 43 is stuck in the groove 20. Then, the micro motor 29 drives the gear 28 to rotate. The rotation of the gear 28 drives the outer gear ring 27 to rotate. The rotation of the outer gear ring 27 drives the annular member 25 to rotate. The annular member 25 drives the extrusion block 42 to rotate. The rotation of the extrusion block 42 drives the sliding member 30 to move. The movement of the sliding member 30 simultaneously drives the connecting rod 31 and the elastic extrusion block 32 to move. The elastic extrusion block 32 moves and penetrates into the groove 20 and is squeezed together with the outer wall of the barrel 43, thereby fixing the barrel 43 and the bearing seat 19 together.

[0052] Embodiment six;

[0053] like Figure 1-11 As shown, according to an embodiment of the present invention, a lithium battery recycling and disposal method is also provided, which is used for lithium battery recycling and disposal equipment, and includes the following steps:

[0054] Step S101, pouring lithium batteries into the rectangular cavity inside the crushing box 2 through the feed hopper 12, and at the same time, starting two driving motors 14, the driving motors 14 drive the crushing rollers 13 to rotate, and the crushing rollers 13 rotate to crush the lithium batteries to form crushed materials;

[0055] Step S103, the crushed material falls onto the inclined surface structure at the bottom of the crushing box 2, and falls into the feed pipe 10 through the guidance of the inclined surface, and then falls into the sorting chamber 4 inside the processing box 1, and enters into a plurality of barrels 43 on the sorting mechanism that falls into the sorting chamber 4, and then the sorting mechanism drives the plurality of barrels 43 to move to the processing mechanism for decomposition processing to form decomposed materials;

[0056] In step S105, the decomposed material after decomposition processing will rotate to the electric door 9. At this time, the barrel 43 will fall onto the conveyor belt 3 through the inclined surface formed by the opened electric door 9, and then the barrel 43 will be transported to the sorting place for sorting, thereby completing the decomposition processing of the lithium battery.

[0057] Through the design of the crushing assembly, the lithium batteries are poured into the rectangular cavity inside the crushing box 2 through the feed hopper 12. At the same time, the two drive motors 14 are started, and the drive motors 14 drive the crushing rollers 13 to rotate. The crushing rollers 13 rotate to crush the lithium batteries to form crushed materials.

[0058] Through the design of the sorting mechanism, the crushed material falls onto the inclined structure at the bottom of the crushing box 2, and the crushed material falls into the feed pipe 10 through the guidance of the inclined surface, and then falls into the sorting chamber 4 inside the processing box 1, and enters the barrel 43 that falls into the corresponding placement hole 17. Subsequently, the rotating motor 15 drives the material dial 16 to rotate one-sixth of a circle, so that the next placement hole 17 will rotate with the empty barrel 43 to the bottom of the feed pipe 10 to continue feeding the crushed material. As the material dial 16 rotates, several barrels 43 filled with crushed material will gradually rotate to the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7, the drying chamber 8, and the electric door 9 to adapt to the processing mechanism.

[0059] Through the design of the barrel 43 and the filter plate 44, the barrel 43 is a mesh structure, and the filter holes of the plurality of filter plates 44 are gradually reduced in size from top to bottom, so that the initial crushed material will accumulate on the top filter plate 44, and the decomposed fragments produced during the chemical reaction and dissolution will be successively retained on the plurality of filter plates 44, thereby achieving graded filtration and facilitating the sorting and processing of various materials.

[0060] Through the design of the processing mechanism, when the barrel 43 rotates to the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 or the drying chamber 8, the supporting plate 22 at the opening of the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 or the drying chamber 8 will match the barrel 43. At this time, the supporting assembly on the supporting plate 22 will fix the barrel 43 and the supporting seat 19 together. Subsequently, the lifting cylinder 18 in the reaction chamber 1 5, the reaction chamber 2 6, the cleaning chamber 7 or the drying chamber 8 contracts and drives the supporting seat 19 and the barrel 43 to descend and contact the chemical reaction solvent, cleaning liquid or circulating airflow inside them respectively, thereby realizing the reaction decomposition of the lithium battery and the positive and negative electrode materials to form decomposition materials, the cleaning of the decomposition materials and the drying of the decomposition materials.

[0061] Through the design of the bearing assembly, when the bearing plate 22 matches the barrel 43, the electric push rod 21 on the bearing plate 22 contracts to drive the bearing plate 22 to descend, and the bearing plate 22 drives the barrel 43 to descend through the protrusion 23, and the bottom end of the barrel 43 is stuck in the groove 20, then the micro motor 29 drives the gear 28 to rotate, the rotation of the gear 28 drives the outer gear ring 27 to rotate, the rotation of the outer gear ring 27 drives the annular member 25 to rotate, the annular member 25 drives the extrusion block 42 to rotate, the rotation of the extrusion block 42 drives the sliding member 30 to move, the movement of the sliding member 30 simultaneously drives the connecting rod 31 and the elastic extrusion block 32 to move, the elastic extrusion block 32 moves and penetrates into the groove 20 and is squeezed together with the outer wall of the barrel 43, thereby fixing the barrel 43 and the bearing seat 19 together.

[0062] Through the design of the drainage channel 26, the liquid immersed in the groove 20 can be discharged from the bearing seat 19 through the plurality of drainage channels 26 when the lifting cylinder 18 pushes the bearing seat 19 to rise out of the liquid surface.

[0063] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lithium battery recycling and disposal equipment, characterized in that: The invention comprises a processing box (1), a crushing box (2) and a conveyor belt (3), wherein the conveyor belt (3) is located at the bottom of the processing box (1), the top of the processing box (1) is connected and fixed to the bottom of the crushing box (2) via a support rod (11), a crushing assembly is arranged inside the crushing box (2), a sorting mechanism and a processing mechanism are arranged inside the processing box (1), the sorting mechanism is located above the processing mechanism, and the bottom of the crushing box (2) is connected to the processing box (1) via a conveying pipe (10).

2. A lithium battery recycling and disposal equipment according to claim 1, characterized in that: The pulverizing assembly comprises a rectangular cavity opened inside the pulverizing box (2), the bottom surface of the rectangular cavity is an inclined structure, the lower surface end of the inclined structure is connected to the top of the feeding pipe (10), the top of the pulverizing box (2) is provided with a feed hopper (12) connected to the rectangular cavity, two pulverizing rollers (13) matched with the feed hopper (12) are rotatably connected inside the rectangular cavity, and the outer surface of the pulverizing box (2) is provided with a driving motor (14) matched with the pulverizing rollers (13).

3. A lithium battery recycling and disposal equipment according to claim 2, characterized in that: The sorting mechanism comprises a sorting chamber (4) provided on the inner top of the processing box (1), the bottom of the material conveying pipe (10) being in communication with the sorting chamber (4), a rotating motor (15) being provided at the center of the top of the processing box (1), the bottom output end of the rotating motor (15) passing through the inside of the sorting chamber (4) and being connected and fixed to a material shifting plate (16), a plurality of placement holes (17) being evenly provided on the material shifting plate (16) along a circumferential direction, and a material barrel (43) being placed in the placement hole (17).

4. A lithium battery recycling and disposal equipment according to claim 3, characterized in that: The barrel (43) is a mesh barrel structure, and a plurality of filter plates (44) are clamped and placed inside the barrel (43), and the sizes of the filter holes on the plurality of filter plates (44) decrease from top to bottom.

5. A lithium battery recycling and disposal equipment according to claim 4, characterized in that: An electric door (9) is provided on one side of the bottom of the sorting chamber (4); a notch matching the electric door (9) is provided at the bottom of the processing box (1); the electric door (9) is communicated with the notch; and an end of the conveyor belt (3) passes through the notch and matches the electric door (9).

6. A lithium battery recycling and disposal equipment according to claim 5, characterized in that: The processing mechanism comprises a reaction chamber 1 (5), a reaction chamber 2 (6), a cleaning chamber (7) and a drying chamber (8) which are uniformly arranged at the bottom of the sorting chamber (4); a lifting cylinder (18) is provided at the center of the inner bottom of each of the reaction chamber 1 (5), the reaction chamber 2 (6), the cleaning chamber (7) and the drying chamber (8); a carrying component is connected to the top output end of the lifting cylinder (18); a chemical reaction solvent is filled in the reaction chamber 1 (5) and the reaction chamber 2 (6); and a cleaning liquid is filled in the cleaning chamber (7).

7. A lithium battery recycling and disposal equipment according to claim 6, characterized in that: The bearing assembly comprises a bearing seat (19), the bottom of the bearing seat (19) is connected and fixed to the top output end of the lifting cylinder (18), a groove (20) matching the barrel (43) is provided at the top center of the bearing seat (19), a plurality of drainage channels (26) penetrating to the outer surface of the bearing seat (19) are evenly provided at the bottom of the circumferential side of the groove (20), a plurality of electric push rods (21) are evenly provided at the inner bottom of the groove (20), the top output end of the electric push rod (21) is connected and fixed to the bearing plate (22), and a plurality of protrusions (23) are provided on the outer surface of the bearing plate (22).

8. A lithium battery recycling and disposal equipment according to claim 7, characterized in that: The bearing assembly further comprises an annular cavity (24) formed in the inner wall of the bearing seat (19), the annular cavity (24) being located outside the groove (20), an annular groove being formed on the outer side of the bottom of the annular cavity (24), an annular member (25) being rotatably connected in the annular cavity (24), a plurality of extrusion blocks (42) being evenly fixed on the inner wall of the annular member (25), an outer toothed ring (27) being fixed on the bottom of the annular member (25), the outer toothed ring (27) penetrating into the annular groove, and the inner bottom side of the annular groove being evenly fixed. There are a plurality of micro motors (29), the top output end of the micro motor (29) is provided with a gear (28), the gear (28) is meshed with the outer gear ring (27), the inner wall of the annular cavity (24) is also slidably connected with a plurality of sliding members (30), the outer surface of the sliding member (30) is connected and fixed to an elastic extrusion block (32) slidably connected to the inner wall of the bearing seat (19) through a connecting rod (31), and a movable hole matching the elastic extrusion block (32) is opened between the annular cavity (24) and the groove (20).

9. A lithium battery recycling and disposal equipment according to claim 8, characterized in that: The inner walls of the annular cavity (24) on both upper and lower sides are provided with movable grooves (34), a slider (33) is slidably connected in the movable groove (34), a spring (35) matching with the slider (33) is also provided inside the movable groove (34), and the sliding member (30) is fixed between the sliders (33) on the upper and lower sides.

10. A lithium battery recycling and disposal method, characterized in that: The lithium battery recycling and disposal equipment according to claim 9 comprises the following steps: Pour the lithium batteries into the rectangular cavity inside the crushing box (2) through the feed hopper (12), and at the same time, start the two drive motors (14), the drive motors (14) drive the crushing rollers (13) to rotate, and the crushing rollers (13) rotate to crush the lithium batteries to form crushed materials; The crushed material falls onto the inclined surface structure at the bottom of the crushing box (2), and falls into the feed pipe (10) through the guidance of the inclined surface, and then falls into the sorting chamber (4) inside the processing box (1), and enters into a plurality of barrels (43) on the sorting mechanism that falls into the sorting chamber (4), and then the sorting mechanism drives the plurality of barrels (43) to move to the processing mechanism for decomposition processing to form decomposed material; After the decomposition process, the decomposed material will rotate to the electric door (9). At this time, the barrel (43) will fall onto the conveyor belt (3) through the inclined surface formed by the opened electric door (9), and then the barrel (43) will be transported to the sorting place for sorting, thereby completing the decomposition process of the lithium battery.

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