A lithium battery recycling and sorting device

Abstract

The application discloses a lithium battery recycling and sorting equipment, and belongs to the technical field of lithium battery recycling, which comprises an external disc, an internal disc, a sorting cylinder and a material guiding table. The external disc is connected to the periphery of the internal disc, and a plurality of through material falling grooves are formed in the internal disc. The sorting cylinder is connected to the bottom of the external disc. The material guiding table is connected to the top of the internal disc, and the cross section of the material guiding table is in the shape of a trapezoid with a narrow top and a wide bottom, which is used for guiding the lithium battery material to slide and concentrate. In the application, the sorting efficiency and precision of the lithium battery material are improved significantly through the synergistic effect of the magnetic selection assembly, the dispersion discharging assembly and the sorting assembly. The ferromagnetic material is separated by the magnetic selection assembly, and the non-ferrous conductive metal is separated by the sorting assembly. The first discharging mechanism, the second discharging mechanism and the third discharging mechanism are used for completing the triple sorting of the lithium battery material, avoiding the waste of useful materials, and improving the recycling rate of the lithium battery material.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of lithium battery recycling, and particularly relates to a lithium battery recycling and sorting device. BACKGROUND

[0002] With the rapid development of the new energy automobile industry and the popularity of electronic equipment, the use of lithium ion batteries has increased explosively, and the problem of a large number of retired lithium batteries has followed. Through recycling and sorting of the retired batteries, not only the pollution problem of the retired batteries can be solved, but also the recyclable materials in the retired batteries can be recycled and utilized.

[0003] The document with the publication number CN118808129A discloses a lithium battery recycling and sorting machine, which relates to the technical field of waste lithium battery recycling and comprises a sorting box, a sorting frame, a lifting part and an electromagnetic iron. The sorting box is provided with a feeding port, a discharge door for collecting magnetic metal discharge and a discharge port for discharging other broken materials except magnetic metal. The sorting frame is provided in the sorting box, and the side wall of the sorting frame is provided with the electromagnetic iron capable of adsorbing magnetic metal. The lifting part is provided at the bottom of the sorting frame and can lift one side of the sorting frame to discharge other broken materials except magnetic metal from the discharge port. The electromagnetic iron is powered on to adsorb magnetic metal during sorting and is powered off when discharging other broken materials except magnetic metal. However, in actual use, lithium batteries contain other conductive non-metallic materials in addition to magnetic metal, which also have useful materials. If sorting cannot be performed, the recycling rate will be affected. Therefore, improvement is needed. SUMMARY

[0004] The purpose of the present application is to solve the problem that lithium batteries contain other conductive non-metallic materials in addition to magnetic metal, which also have useful materials, and if sorting cannot be performed, the recycling rate will be affected. A lithium battery recycling and sorting device is proposed.

[0005] To achieve the above purpose, the present application adopts the following technical solutions:

[0006] A lithium battery recycling and sorting device comprises an external disc and further comprises:

[0007] An internal disc, the external disc is connected to the peripheral side of the internal disc, and a plurality of through falling grooves are formed in the internal disc;

[0008] A sorting cylinder, the sorting cylinder is connected to the bottom of the external disc;

[0009] A material guiding table, the material guiding table is connected to the top of the internal disc, and the cross-sectional shape of the material guiding table is a trapezoid with a narrow upper part and a wide lower part, which is used for guiding the sliding and concentration of lithium battery materials;

[0010] A magnetic separation assembly is arranged inside the inner disc and used for adsorbing and separating ferromagnetic materials in the lithium battery material;

[0011] A sorting assembly is arranged in the sorting cylinder and used for sorting electrically conductive non-ferrous metals in the lithium battery material;

[0012] A dispersed discharge assembly is arranged in the sorting cylinder and used for vibrating and dispersing the discharge of the lithium battery material to ensure the intermittent discharge of the material.

[0013] Further description of the above technical solutions:

[0014] The magnetic separation assembly comprises:

[0015] A fixed box is connected to the top of the material guide table;

[0016] A rotating box is rotatably connected to the fixed box, the rotating box is arranged with an open bottom and a sealed top, and embedding grooves are formed on both sides of the rotating box;

[0017] Two connecting frames are connected with the embedding grooves and extend to the inside of the rotating box at one end, the two connecting frames are symmetrically arranged on both sides of the rotating box, an installation groove is formed at the bottom of the connecting frame, two symmetrically arranged conveying rollers are rotatably connected in the installation groove, and a conveying belt is transmissionally connected between the two conveying pipes;

[0018] A magnet block is connected with the inner wall of the installation groove at both sides, the magnet block is located at the center position of the conveying belt, one end of the magnet block is located in the inner disc, and the other end of the magnet block extends to the inside of the outer disc;

[0019] Two connecting frames are symmetrically distributed on the outer circumferential side of the rotating box, the cross-sectional shape of the connecting frame is L-shaped, a first scraping plate is connected to one end of the connecting frame, the first scraping plate is arranged in the outer disc, the cross-sectional shape of the first scraping plate is triangular, and the oblique design of the first scraping plate can push the lithium battery material to the outer circumferential side of the outer disc;

[0020] A second scraping plate is arranged between the inner disc and the material guide table, the second scraping plate is connected with the connecting frame and used for scraping and moving the material in the inner disc to assist the material discharge.

[0021] Further description of the above technical solutions:

[0022] The magnetic separation assembly further comprises:

[0023] A fixed toothed disc is connected to the top of the fixed box and arranged in the inside of the rotating box;

[0024] Driving gear, the driving gear is engaged with fixed gear wheel, one side of the driving gear is connected with connecting shaft, connecting shaft is rotatably connected with connecting frame, one end of connecting shaft extends to installation slot and is connected with first bevel gear, one side of the first bevel gear is engaged with second bevel gear, the second bevel gear is connected with rotating shaft at the center position, and the rotating shaft is rotatably connected in the installation slot;

[0025] First gear, both ends of the rotating shaft extend to the outside of the installation slot and are connected with one side of the first gear, one side of the first gear is engaged with the second gear, one side of the second gear is connected with the rotating shaft, and one end of the rotating shaft extends to the installation slot and is connected with one side of the conveying roller.

[0026] As a further description of the above technical solutions:

[0027] The magnetic separation assembly further comprises:

[0028] Driving motor, the driving motor is fixedly installed in the fixed box, and one end of the output shaft of the driving motor extends to the outside of the fixed box and is connected with the bottom of the inner wall of the rotating box;

[0029] Two first discharge mechanisms, the two first discharge mechanisms are connected to the two sides of the outer disc, and the first discharge mechanism is connected with the outer disc.

[0030] As a further description of the above technical solutions:

[0031] The sorting assembly comprises:

[0032] Permanent magnet roller, the permanent magnet roller is arranged in the sorting cylinder, and the permanent magnet roller is rotatably connected with the bottom of the sorting cylinder, and is used for repelling and sorting the non-ferrous metal of electric conduction by generating an alternating magnetic field;

[0033] Partition ring, the partition ring is connected with the bottom of the inner wall of the sorting cylinder, and is used for sorting and blocking the falling lithium battery materials;

[0034] Annular air conveying pipe, the annular air conveying pipe is connected to the bottom of the outer disc, and is used for generating an annular air curtain to stabilize the falling posture of the lithium battery materials.

[0035] As a further description of the above technical solutions:

[0036] The sorting assembly further comprises:

[0037] Two symmetrically arranged air boxes, the air boxes are connected to the outer circumferential side of the sorting cylinder, and are used for conveying stable air flow to the annular air conveying pipe;

[0038] Conveying pipe, one end of the conveying pipe is connected with the air box, and the other end of the conveying pipe extends to the inside of the sorting cylinder and is connected with one side of the annular air conveying pipe;

[0039] The fixed motor is fixedly installed at the bottom of the sorting cylinder through the mounting plate, and an end of an output shaft of the fixed motor extends into the interior of the sorting cylinder and is connected with the bottom of the permanent magnetic cylinder.

[0040] As a further description of the above technical solution:

[0041] The dispersion discharging assembly comprises:

[0042] The rotating circular plate is connected to the top of the permanent magnetic cylinder, is attached to the bottom of the inner disc and is rotationally connected with the inner disc, and a cavity is formed in the interior of the rotating circular plate;

[0043] The plurality of moving rods are arranged in the cavity and are distributed in a circumferential array, one end of the moving rod is connected with the vibration block, and the moving rod can drive the vibration block to knock and vibrate the inner wall of the cavity;

[0044] The plurality of misaligned discharging grooves are distributed in a circumferential array on the rotating circular plate, are through grooves with a width gradually decreasing from top to bottom, and one-to-one correspond to the discharging grooves.

[0045] As a further description of the above technical solution:

[0046] The dispersion discharging assembly further comprises:

[0047] The plurality of assembly plates are fixedly connected in the cavity, are distributed in a circumferential array and one-to-one correspond to the moving rods, and the moving rod is slidingly connected with the assembly plate;

[0048] The extrusion wheel is connected with the end of the moving rod away from the vibration block;

[0049] The reset spring is sleeved on the outer surface of the moving rod, and two ends of the reset spring are respectively connected with one side of the extrusion wheel and one side of the assembly plate.

[0050] As a further description of the above technical solution:

[0051] The dispersion discharging assembly further comprises:

[0052] The fixed disc is rotatable in the cavity, a fixed shaft is connected to the top of the fixed disc, one end of the fixed shaft extends to the outside of the cavity and is connected with the bottom of the inner disc, and the fixed disc is attachable to the extrusion wheel;

[0053] The plurality of extrusion blocks are arranged in a circumferential array, are connected to the outer circumferential side of the fixed disc, have a trapezoidal cross-sectional shape, and are in contact with the extrusion wheel after rotation.

[0054] As a further description of the above technical solution:

[0055] Also includes:

[0056] Supporting legs, the number of supporting legs is multiple and is distributed in a circumferential array on the outer peripheral side of the sorting cylinder, the supporting legs are connected with the sorting cylinder;

[0057] A plurality of second discharge mechanisms are arranged in a circumferential array on the bottom of the sorting cylinder, the second discharge mechanisms are connected with the sorting cylinder, and the second discharge mechanisms are located between the separation ring and the inner wall of the sorting cylinder;

[0058] Two symmetrically arranged third discharge mechanisms are connected with the bottom of the sorting cylinder, and the third discharge mechanisms are located inside the separation ring;

[0059] The second discharge mechanism and the third discharge mechanism are provided with control valves for controlling opening and closing.

[0060] As described above, due to the adoption of the above technical scheme, the beneficial effects of the present application are:

[0061] 1、In the present application, by setting the magnetic separation assembly, the slope design of the first scraping plate promotes the movement of the magnetic material outward and the smooth discharge of the material through the first discharge mechanism, improves the discharge efficiency, the second scraping plate prevents the accumulation of the material in the internal disc, improves the adsorption effect of the magnet block on the material, the circumferential rotation of the connecting frame enables the magnet block to continuously adsorb and separate the magnetic material, the conveying belt cooperates with the magnetic adsorption of the magnet block to realize continuous adsorption, conveying and automatic sorting of the magnetic material, and greatly improves the sorting precision and processing efficiency.

[0062] 2、In the present application, by setting the dispersion discharge assembly, through the periodic contact of the extrusion wheel and the extrusion block and the elastic action of the reset spring, the vibration block is driven to knock the inner wall of the cavity at high frequency, effectively dispersing the falling lithium battery material, avoiding material accumulation or mutual shielding, significantly improving the identification and separation effect of the subsequent separation assembly on the magnetic material, and adjusting the speed of the fixed motor can adjust the material discharge amount.

[0063] 3、In the present application, by setting the sorting assembly, the closed annular air curtain formed by the annular air conveying pipe effectively restricts the falling trajectory of the material, ensures vertical falling and prevents scattering to the outside of the separation ring, improves the sorting precision and stability, and at the same time, the alternating magnetic field of the permanent magnet roller makes the non-ferrous metal repel the air curtain and separate outward, realizing efficient sorting of non-ferrous metal in the material.

[0064] In summary, this invention significantly improves the sorting efficiency and accuracy of lithium battery materials through the synergistic effect of the magnetic separation component, the dispersing component, and the sorting component. The magnetic separation component separates ferromagnetic materials, the sorting component separates conductive non-ferrous metals, and the first, second, and third discharge mechanisms complete the triple sorting of lithium battery materials, avoiding the waste of useful materials and thus improving the recycling rate of lithium battery materials. Attached Figure Description

[0065] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the present invention;

[0066] Figure 2 This is a three-dimensional structural schematic diagram from another perspective of the present invention;

[0067] Figure 3 This is a schematic diagram of the three-dimensional disassembled structure of the present invention;

[0068] Figure 4 This is a three-dimensional cross-sectional view of the magnetic separation component in this invention;

[0069] Figure 5 This is a partial three-dimensional structural schematic diagram of the magnetic separation component in this invention;

[0070] Figure 6 This is a partial three-dimensional cross-sectional view of the magnetic separation component in this invention;

[0071] Figure 7 In this invention Figure 6 A magnified structural diagram of part A;

[0072] Figure 8 This is a three-dimensional cross-sectional view of the dispersion and discharge component in this invention.

[0073] Figure 9 In this invention Figure 8 A schematic diagram of the enlarged structure of part B;

[0074] Figure 10 This is a schematic diagram of the internal three-dimensional structure of the sorting cylinder in this invention.

[0075] Legend:

[0076] 1, external disc; 2, internal disc; 3, magnetic selection assembly; 301, rotating box; 302, connecting frame; 303, connecting frame; 304, first scraping plate; 305, second scraping plate; 306, fixed box; 307, drive motor; 308, fixed gear; 309, first gear; 310, second gear; 311, drive gear; 312, conveyor belt; 313, magnet block; 314, conveying roller; 315, rotating shaft; 316, first bevel gear; 317, second bevel gear; 4, sorting cylinder; 5, first discharge mechanism; 6, supporting leg; 7, sorting assembly; 701, air bellow; 702, fixed motor; 703, permanent magnet roller; 704, conveying pipe; 705, annular air conveying pipe; 706, separation ring; 8, dispersion discharge assembly; 801, rotating disc; 802, fixed disc; 803, extrusion block; 804, extrusion wheel; 805, return spring; 806, moving rod; 807, vibration block; 808, assembly plate; 809, staggered discharge slot; 9, second discharge mechanism; 10, third discharge mechanism; 11, material guiding table. DETAILED DESCRIPTION

[0077] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0078] Please refer to Figures 1-10 The present application provides a technical solution:

[0079] A lithium battery recycling and sorting equipment, comprising an external disc 1, further comprising:

[0080] An internal disc 2, the external disc 1 is connected to the outer peripheral side of the internal disc 2, and a plurality of through-type discharge slots are formed on the internal disc 2;

[0081] A sorting cylinder 4, the sorting cylinder 4 is connected to the bottom of the external disc 1;

[0082] A material guiding table 11, the material guiding table 11 is connected to the top of the internal disc 2, and the cross-sectional shape of the material guiding table 11 is a trapezoidal shape with a narrow upper part and a wide lower part, for guiding the lithium battery material to slide and concentrate;

[0083] A magnetic selection assembly 3, the magnetic selection assembly 3 is arranged inside the internal disc 2, for adsorbing and sorting the ferromagnetic material in the lithium battery material;

[0084] A sorting assembly 7, the sorting assembly 7 is arranged in the sorting cylinder 4, for sorting the non-ferrous conductive metal in the lithium battery material;

[0085] A dispersion discharging assembly 8 is arranged in the sorting cylinder 4 and used for vibrating and dispersing the lithium battery material to ensure intermittent dispersion discharging of the material.

[0086] The magnetic separation assembly 3 comprises:

[0087] A fixed box 306 is connected to the top of the material guide table 11.

[0088] A rotating box 301 is rotatably connected to the fixed box 306. The rotating box 301 is provided with an open bottom and a sealed top. The rotating box 301 is provided with an embedded groove on each side.

[0089] Two connecting frames 302 are connected to the embedded grooves and extend to the inside of the rotating box 301 at one end. The two connecting frames 302 are symmetrically arranged on the two sides of the rotating box 301. The bottom of each connecting frame 302 is provided with a mounting groove. Two symmetrically arranged conveying rollers 314 are rotatably connected in the mounting grooves. A conveying belt 312 is drivingly connected between the two conveying pipes 704.

[0090] A magnet block 313 is connected to the inner wall of the mounting groove on each side. The magnet block 313 is located at the center of the conveying belt 312. One end of the magnet block 313 is located in the inner disc 2, and the other end of the magnet block 313 extends into the inside of the outer disc 1.

[0091] Two connecting frames 303 are symmetrically arranged on the outer circumferential side of the rotating box 301. The cross-sectional shape of each connecting frame 303 is L-shaped. One end of each connecting frame 303 is connected to a first scraping plate 304. The first scraping plate 304 is arranged in the outer disc 1. The cross-sectional shape of the first scraping plate 304 is triangular. The inclined design of the first scraping plate 304 can push the lithium battery material to the outer circumferential side of the outer disc 1.

[0092] A second scraping plate 305 is arranged between the inner disc 2 and the material guide table 11. The second scraping plate 305 is connected to the connecting frame 303 and used for scraping and moving the material in the inner disc 2 to assist the material discharging.

[0093] A fixed tooth disc 308 is connected to the top of the fixed box 306 and arranged in the inside of the rotating box 301.

[0094] A drive gear 311 is meshingly connected to the fixed tooth disc 308. One side of the drive gear 311 is connected to a connecting shaft. The connecting shaft is rotatably connected to the connecting frame 302. One end of the connecting shaft extends into the mounting groove and is connected to a first bevel gear 316. One side of the first bevel gear 316 is meshingly connected to a second bevel gear 317. A rotating shaft 315 is connected to the center of the second bevel gear 317. The rotating shaft 315 is rotatably connected in the mounting groove.

[0095] The first gear 309 extends to the outside of the installation groove at both ends of the rotating shaft 315 and is connected with one side of the first gear 309, one side of the first gear 309 is meshed and connected with the second gear 310, one side of the second gear 310 is connected with the rotating shaft, one end of the rotating shaft extends into the installation groove and is connected with one side of one of the conveying rollers 314;

[0096] The driving motor 307 is fixedly installed in the fixed box 306, and one end of the output shaft of the driving motor 307 extends to the outside of the fixed box 306 and is connected with the bottom of the inner wall of the rotating box 301;

[0097] Two first discharging mechanisms 5 are connected to the two sides of the outer disc 1, and the first discharging mechanism 5 is connected with the outer disc 1.

[0098] The specific implementation is that: after the staff puts the broken lithium battery material into the inner disc 2, the misaligned discharging groove 809 of the rotating circular plate 801 is closed with the discharging groove, the material is temporarily stored at the bottom of the inner disc 2, the driving motor 307 drives the connecting frame 302 and the driving gear 311 to revolve around the fixed gear disc 308 through the rotating box 301, the driving gear 311 rotates and drives the rotating shaft 315 to rotate through the first bevel gear 316 and the second bevel gear 317, and then drives the conveying belt 312 to rotate in a cycle through the first gear 309 and the second gear 310, the magnet block 313 rotates with the conveying belt 312 to adsorb the magnetic material in the inner disc 2 and make it adhere to the surface of the conveying belt 312, and when the magnetic material moves to the end of the magnet block 313, it falls into the outer disc 1 due to the loss of adsorption force, so that the magnet block 313 can continuously adsorb and separate the magnetic material, the conveying belt 312 cooperates with the magnetic adsorption of the magnet block 313 to realize continuous adsorption, conveying and automatic sorting of the magnetic material, the connecting frame 302 drives the first scraping plate 304 to rotate in the outer disc 1, and the slope of the first scraping plate 304 pushes the magnetic material to move outward and is discharged through the first discharging mechanism 5, while the second scraping plate 305 continuously scrapes the remaining material in the inner disc 2 to prevent accumulation, so as to ensure that the magnet block 313 fully adsorbs, the slope design of the first scraping plate 304 promotes the magnetic material to move outward and smoothly discharge through the first discharging mechanism 5, improves the discharging efficiency, and the second scraping plate 305 continuously scrapes the material in the inner disc 2 to prevent accumulation, and improves the adsorption effect of the magnet block 313 on the material.

[0099] The sorting assembly 7 comprises:

[0100] The permanent magnet roller 703 is arranged in the sorting cylinder 4, and the permanent magnet roller 703 is rotatably connected with the bottom of the sorting cylinder 4, and is used for repelling and sorting non-ferrous metals by generating an alternating magnetic field;

[0101] A separation ring 706 is connected to the bottom of the inner wall of the sorting cylinder 4, and is used for sorting and separating the falling lithium battery materials;

[0102] An annular air conveying pipe 705 is connected to the bottom of the outer disc 1, and is used for generating an annular air curtain to stabilize the falling posture of the lithium battery materials;

[0103] Two symmetrical air boxes 701 are connected to the outer circumferential side of the sorting cylinder 4, and are used for conveying stable air flow to the annular air conveying pipe 705;

[0104] A conveying pipe 704 is connected to one end of the air box 701, and extends to the inside of the sorting cylinder 4 and is connected to one side of the annular air conveying pipe 705;

[0105] A fixed motor 702 is fixedly installed on the bottom of the sorting cylinder 4 through a mounting plate, and an output shaft of the fixed motor 702 extends to the inside of the sorting cylinder 4 and is connected to the bottom of the permanent magnet roller 703.

[0106] Specifically, the mixed materials after the lithium battery is crushed fall into the sorting cylinder 4 through the feeding port, the air box 701 conveys stable air flow to the annular air conveying pipe 705 through the conveying pipe 704, forms a downwardly spraying annular air curtain, and restricts the materials to fall vertically to avoid splashing to the outside of the separation ring 706. At the same time, the permanent magnet roller 703 rotates at high speed to generate an alternating magnetic field, so that the aluminum, copper and other non-ferrous metals in the materials are ejected outward under the action of the Lorentz force, penetrate the air curtain and fall into the third discharging mechanism 10 outside the separation ring 706, and the iron metals and non-metallic components continue to fall along the center and are collected by the second discharging mechanism 9 after being separated in the separation ring 706. The air pressure of the annular air curtain can be adjusted to adapt to the sorting needs of materials of different particle sizes, and the magnetic field strength and the rotating speed of the permanent magnet roller 703 can be optimized according to the types of metals to ensure efficient separation of non-ferrous metals. The iron metals, non-ferrous metals and non-metallic components are respectively collected by the corresponding discharging mechanisms to realize automatic sorting and collection, and realize efficient recycling and resource utilization of the lithium battery materials.

[0107] The dispersion discharging assembly 8 comprises:

[0108] A rotating circular plate 801 is connected to the top of the permanent magnet roller 703, is attached to the bottom of the inner disc 2 and is rotationally connected to the inner disc 2, and a cavity is formed in the inside of the rotating circular plate 801;

[0109] A plurality of moving rods 806 are arranged in the cavity and are distributed in a circumferential array, one end of each moving rod 806 is connected to a vibrating block 807, and the moving rod 806 can drive the vibrating block 807 to knock and vibrate the inner wall of the cavity;

[0110] The staggered blanking grooves 809 are distributed in a circumferential array on the rotating circular plate 801, and the staggered blanking grooves 809 are through grooves that are wide at the top and narrow at the bottom, and a plurality of staggered blanking grooves 809 can correspond to the blanking grooves one by one;

[0111] The assembly plates 808 are fixedly connected in the cavity, and a plurality of assembly plates 808 are distributed in a circumferential array and correspond to the moving rods 806 one by one, the moving rods 806 are slidingly connected with the assembly plates 808;

[0112] The extrusion wheel 804 is connected with the end of the moving rod 806 away from the vibration block 807;

[0113] The reset spring 805 is sleeved on the outer surface of the moving rod 806, and the two ends of the reset spring 805 are connected with one side of the extrusion wheel 804 and one side of the assembly plate 808 respectively;

[0114] The fixed disc 802 rotates in the cavity, and the fixed disc 802 is connected with a fixed shaft at the top, one end of the fixed shaft extends to the outside of the cavity and is connected with the bottom of the inner disc 2, and the fixed disc 802 can be in close contact with the extrusion wheel 804;

[0115] The extrusion blocks 803 are a plurality of and distributed in a circumferential array, the extrusion blocks 803 are connected to the outer circumferential side of the fixed disc 802, the cross-sectional shape of the extrusion blocks 803 is trapezoidal, and the extrusion blocks 803 are in contact with the extrusion wheel 804 after rotation;

[0116] The support legs 6 are a plurality of and distributed in a circumferential array on the outer circumferential side of the sorting cylinder 4, and the support legs 6 are connected with the sorting cylinder 4;

[0117] The second discharge mechanism 9 is a plurality of and distributed in a circumferential array at the bottom of the sorting cylinder 4, the second discharge mechanism 9 is connected with the sorting cylinder 4, and the second discharge mechanism 9 is located between the separation ring 706 and the inner wall of the sorting cylinder 4;

[0118] The third discharge mechanism 10 is symmetrically arranged, the third discharge mechanism 10 is connected with the bottom of the sorting cylinder 4, and the third discharge mechanism 10 is located inside the separation ring 706;

[0119] The second discharge mechanism 9 and the third discharge mechanism 10 are both provided with control valves for controlling opening and closing.

[0120] The embodiment is specific: the fixed motor 702 output shaft drives the permanent magnet roller 703 to rotate, the permanent magnet roller 703 is periodically coincident with the blanking groove through the staggered blanking groove 809 on the rotating disc 801, when a certain staggered blanking groove 809 rotates to the position aligned with the blanking groove, the lithium battery material in the inner disc 2 falls into the lower sorting cylinder 4 under the action of gravity, at this time, the squeeze wheel 804 reciprocates under the drive of the squeeze block 803 and the return spring 805, thereby driving the vibration block 807 to knock the inner wall of the cavity, the vibration is conducted to the staggered blanking groove 809, so that the material being discharged has a dispersion effect, which can reduce the accumulation effect of the material and control the discharge amount of the material.

[0121] Working principle: when in use, the staff puts the lithium battery material after crushing treatment into the inner disc 2, at this time, the staggered blanking groove 809 on the rotating disc 801 is misaligned with the blanking groove, the lithium battery material is guided to the bottom of the inner disc 2 through the guide table 11, so that the bottom of the inner disc 2 is in a closed state, then the staff starts the drive motor 307, the drive motor 307 drives the rotating box 301 to rotate, the rotating box 301 drives the connecting frame 302 to rotate, the connecting frame 302 drives the drive gear 311 to revolve on the fixed gear plate 308, so that the drive gear 311 rotates, the drive gear 311 drives the first bevel gear 316 to rotate, the first bevel gear 316 drives the second bevel gear 317 to rotate, the second bevel gear 317 drives the rotating shaft 315 to rotate, the rotating shaft 315 drives the two first gears 309 to rotate, the first gears 309 drive the second gears 310 to rotate, the second gears 310 drive the conveyor belt 312 to operate through the conveying roller 314, and the rotating box 301 rotates around the inner disc 2 and the outer disc 1 through the connecting frame 302, in this process, the magnet block 313 will adsorb the magnetic material in the lithium battery material in the inner disc 2 and make it adhere to the conveyor belt 312, and will drive the magnetic material in the lithium battery material to move towards the outer disc 1 along with the operation of the conveyor belt 312, when the magnetic material in the lithium battery material moves to the end of the magnet block along with the conveyor belt 312, the magnetic material falls into the outer disc 1 under the action of gravity due to the lack of magnetic adsorption, and in this process, the connecting frame 303 drives the first scraping plate 304 to rotate in the outer disc 1 and drives the magnetic material to move, due to the inclined surface design of the first scraping plate 304, the magnetic material in the outer disc 1 will move to the outside of the outer disc 1 and be discharged through the first discharge mechanism 5, and in this process, the second scraping plate 305 will scrape and disperse the material in the inner disc 2, so as to avoid the accumulation of the material affecting the adsorption of the magnetic material by the magnet block 313;

[0122] After the magnetic material in the lithium battery material is sorted, the staff starts the fixed motor 702, the fixed motor 702 drives the permanent magnet roller 703 to rotate, the permanent magnet roller 703 drives the rotating circular plate 801 to rotate in a circle, the rotating circular plate 801 drives the staggered discharge chute 809 to rotate, so that the staggered discharge chute 809 is periodically coincided with the discharge chute, so that the internal disc 2 is communicated with the sorting cylinder 4, the lithium battery material in the internal disc 2 falls into the sorting cylinder 4 through the discharge chute and the staggered discharge chute 809, in the process, the rotating circular plate 801 drives the plurality of sliding rods and the extrusion wheel 804 to rotate around the fixed disc 802, so that the extrusion wheel 804 is periodically contacted with the extrusion block 803, the extrusion block 803 cooperates with the return spring 805 to drive the extrusion wheel 804 to make periodic motion, the extrusion wheel 804 drives the vibration block 807 to knock the inner wall of the cavity through the moving rod 806, so that the staggered discharge chute 809 vibrates and disperses the falling lithium battery material, so that the falling material can be relatively dispersed, avoiding mutual shielding between the lithium battery materials affecting the subsequent sorting assembly 7 sorting;

[0123] When the lithium battery material falls into the sorting cylinder 4, the air bellow 701 delivers the airflow to the annular air conveying pipe 705 through the conveying pipe 704, so that the annular air conveying pipe 705 conveys the annular airflow downward, thereby forming a relatively closed annular air curtain, which can prevent the lithium battery material from spreading outward and falling vertically, avoiding the lithium battery material from splashing outside the partition ring 706, and in the falling process, the alternating magnetic field generated by the permanent magnet roller 703 produces a repulsive force on the non-ferrous metal in the lithium battery material, so that the non-ferrous metal in the lithium battery material scatters outward through the annular air curtain and falls outside the partition ring 706, realizing the sorting of the scrap iron in the lithium battery material, and through the second discharge mechanism 9 and the third discharge mechanism 10, the sorted material is discharged and collected.

[0124] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A lithium battery recycling sorting apparatus comprising an outer disc (1), characterized in that, Also include: The internal disc (2), the outer disc (1) is connected to the outer peripheral side of internal disc (2), and a plurality of through type of blanking groove is opened on internal disc (2); Sorting cylinder (4), the sorting cylinder (4) is connected to the bottom of outer disc (1); Material guide table (11), the material guide table (11) is connected to the inside of internal disc (2), and the cross section shape of material guide table (11) is the trapezoidal of narrow on the top and wide on the bottom, for guiding lithium battery material to slide and concentrate; Magnetic separation assembly (3), the magnetic separation assembly (3) is arranged in the inside of internal disc (2), for the adsorption sorting of ferromagnetic material in lithium battery material, the magnetic separation assembly (3) includes: rotating box (301), rotating box (301) both sides are provided with embedded slot; Two connecting frames (302), connecting frame (302) is connected with embedded slot and connecting frame (302) one end extends to the inside of rotating box (301), two connecting frames (302) are symmetrically arranged on both sides of rotating box (301), the bottom of connecting frame (302) is provided with mounting groove, two symmetrically arranged conveying rollers (314) are rotatably connected in mounting groove, and two conveying pipes (704) are drivingly connected with conveying belt (312) between the two conveying pipes (704), Rotating box (301) drives conveying roller (314) to rotate; Magnet block (313), the magnet block (313) both sides are connected with the inner wall of mounting groove, the magnet block (313) is located at the center position of conveying belt (312), one end of magnet block (313) is located in internal disc (2), and the other end of magnet block (313) extends to the inside of outer disc (1) by a small part; Connecting frame (303), the number of connecting frame (303) is two, and the connecting frame (303) is symmetrically distributed on the outer peripheral side of rotating box (301), one end of connecting frame (303) is connected with first scraping plate (304), and the first scraping plate (304) is arranged in outer disc (1); Second scraping plate (305), the second scraping plate (305) is arranged between internal disc (2) and material guide table (11), and the second scraping plate (305) is connected with connecting frame (303); Sorting assembly (7), the sorting assembly (7) includes permanent magnet roller (703), the permanent magnet roller (703) is arranged in sorting cylinder (4), for sorting the non-ferrous metal of electrically conductive in lithium battery material; Dispersing discharge assembly (8), the dispersing discharge assembly (8) is arranged in sorting cylinder (4), for vibrating dispersion of the discharge of lithium battery material, to ensure the intermittent dispersion of material discharge; The dispersing discharge assembly (8) includes: Rotating circular plate (801), rotating circular plate (801) is connected to the top of permanent magnet roller (703), the rotating circular plate (801) is attached to the bottom of internal disc (2) and is rotatably connected with internal disc (2), and a cavity is opened in the inside of rotating circular plate (801); A plurality of moving rods (806) are arranged in a circumferential array inside the cavity, one end of the moving rod (806) is connected with a vibration block (807), the permanent magnet roller (703) rotates to drive the vibration block (807) to periodically knock the inner wall of the cavity; The misaligned blanking grooves (809) are arranged in a circumferential array on the rotating circular plate (801), the misaligned blanking grooves (809) are through grooves with a wide upper part and a narrow lower part, and a plurality of misaligned blanking grooves (809) can correspond to the blanking grooves one by one.

2. The lithium battery recycling sorting apparatus of claim 1, wherein, The magnetic separation assembly (3) comprises: The fixed box (306) is connected to the top of the material guiding table (11), the rotating box (301) is rotatably connected to the fixed box (306), the rotating box (301) is arranged with an open bottom and a sealed upper part, the connecting frame (303) has an L-shaped cross section, and the first scraping plate (304) has a triangular cross section, the inclined design of the first scraping plate (304) can push the lithium battery material to the outer circumferential side of the outer disc (1), so as to scrape and move the material in the inner disc (2) and assist the material blanking.

3. A lithium battery recycling sorting apparatus according to claim 2, wherein, The magnetic separation assembly (3) further comprises: The fixed tooth disc (308) is connected to the top of the fixed box (306) and arranged inside the rotating box (301); The drive gear (311) is rotatably connected to the fixed tooth disc (308), one side of the drive gear (311) is connected with a connecting shaft, the connecting shaft is rotatably connected to the connecting frame (302), one end of the connecting shaft extends into the mounting groove and is connected with the first bevel gear (316), one side of the first bevel gear (316) is rotatably connected with the second bevel gear (317), the second bevel gear (317) is rotatably connected to the rotating shaft (315) at the center position, and the rotating shaft (315) is rotatably connected to the mounting groove; The first gear (309) is rotatably connected to one side of the first gear (309) at both ends of the rotating shaft (315), the second gear (310) is rotatably connected to one side of the first gear (309), and the second gear (310) is rotatably connected to the rotating shaft at one end.

4. The lithium battery recycling sorting apparatus of claim 2, wherein, The magnetic separation assembly (3) further comprises: The drive motor (307) is fixedly installed in the fixed box (306), one end of the output shaft of the drive motor (307) extends to the outside of the fixed box (306) and is connected to the bottom of the inner wall of the rotating box (301); Two first discharging mechanisms (5) are connected to the two sides of the outer disc (1), and the first discharging mechanism (5) is in communication with the outer disc (1).

5. The lithium battery recycling sorting apparatus of claim 1, wherein, The sorting assembly (7) comprises: The permanent magnet roller (703) is rotatably connected to the bottom of the sorting cylinder (4), and is used for repelling and sorting the non-ferrous metal by generating an alternating magnetic field. A separation ring (706) is connected to the bottom of the inner wall of the sorting cylinder (4) to separate and block the falling lithium battery materials; An annular air conveying pipe (705) is connected to the bottom of the outer disc (1) to generate an annular air curtain to stabilize the falling posture of the lithium battery materials.

6. A lithium battery recycling sorting apparatus according to claim 5, wherein, The sorting assembly (7) further comprises: Two symmetrical air boxes (701) are connected to the outer peripheral side of the sorting cylinder (4) to convey stable air flow to the annular air conveying pipe (705); A conveying pipe (704) is connected to one end of the air box (701) and extends to the inside of the sorting cylinder (4) and is connected to one side of the annular air conveying pipe (705); A fixed motor (702) is fixedly installed on the bottom of the sorting cylinder (4) through a mounting plate, and the output shaft of the fixed motor (702) extends to the inside of the sorting cylinder (4) and is connected to the bottom of the permanent magnet roller (703).

7. The lithium battery recycling sorting apparatus of claim 1, wherein, The dispersion discharging assembly (8) further comprises: An assembly plate (808) is fixedly connected in the cavity, and a plurality of assembly plates (808) are arranged in a circumferential array and correspond to the moving rods (806) one by one, and the moving rods (806) are slidably connected to the assembly plates (808); An extrusion wheel (804) is connected to the end of the moving rod (806) away from the vibration block (807); A reset spring (805) is sleeved on the outer surface of the moving rod (806), and the two ends of the reset spring (805) are connected to one side of the extrusion wheel (804) and one side of the assembly plate (808), respectively.

8. A lithium battery recycling sorting apparatus according to claim 7, wherein, The dispersion discharging assembly (8) further comprises: A fixed disc (802) rotates in the cavity, and a fixed shaft is connected to the top of the fixed disc (802), one end of the fixed shaft extends to the outside of the cavity and is connected to the bottom of the inner disc (2), and the fixed disc (802) can be attached to the extrusion wheel (804); A plurality of extrusion blocks (803) are arranged in a circumferential array, the extrusion blocks (803) are connected to the outer peripheral side of the fixed disc (802), the cross-sectional shape of the extrusion blocks (803) is trapezoidal, and the extrusion blocks (803) can be periodically contacted with the extrusion wheel (804).

9. The lithium battery recycling sorting apparatus of claim 5, wherein, Further comprising: A plurality of support legs (6) are arranged in a circumferential array on the outer peripheral side of the sorting cylinder (4), and the support legs (6) are connected to the sorting cylinder (4); A plurality of second discharging mechanisms (9) are arranged in a circumferential array on the bottom of the sorting cylinder (4), the second discharging mechanisms (9) are connected to the sorting cylinder (4), and the second discharging mechanisms (9) are located between the separation ring (706) and the inner wall of the sorting cylinder (4); Two symmetrical third discharging mechanisms (10) are connected to the bottom of the sorting cylinder (4) and are located inside the separation ring (706). The second discharge mechanism (9) and the third discharge mechanism (10) are internally provided with control valves for controlling opening and closing.

Images