CN220624720U

CN220624720U - Ternary lithium battery material recycling device

Info

Publication number: CN220624720U
Application number: CN202322155455.8U
Authority: CN
Inventors: 王利祥; 徐姜炎; 王一
Original assignee: ZHEJIANG SAITE MEMBRANE TECHNOLOGY CO LTD
Current assignee: ZHEJIANG SAITE MEMBRANE TECHNOLOGY CO LTD
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-19
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a ternary lithium battery material recycling device, which relates to the technical field of lithium battery recycling and comprises a hot air box body and a vibrating screen, wherein one side of the hot air box body is provided with the vibrating screen, the extending end of the vibrating screen is fixedly provided with a screen, and the screen is arranged at the top of the hot air box body; two feeding blocks are symmetrically arranged on the inner wall of the hot air box body, and a feeding groove is formed in the center of each feeding block; a rotary gear groove is formed in the inner wall of the feed groove; the rotary gear groove is provided with a discharging device. After the lithium batteries enter the feeding groove, the lithium batteries to be dried are conveyed to the corresponding feeding disc through different connecting discharging plates, and the feeding disc is driven to rotate by the rotary air drying motor, so that the lithium batteries inside the feeding disc can be uniformly dried, a large number of lithium batteries can be dried at one time, the drying effect is good, and the drying speed of the lithium batteries is increased.

Description

Ternary lithium battery material recycling device

Technical Field

The utility model relates to the technical field of lithium battery recycling, in particular to a ternary lithium battery material recycling device.

Background

A ternary lithium battery is a lithium battery except that the positive electrode of such a battery is made of a ternary material. The ternary materials are nickel, cobalt and manganese respectively. Some ternary lithium batteries are fabricated using nickel, cobalt, and aluminum as the positive electrode.

Lithium batteries refer to batteries that contain lithium (including metallic lithium, lithium alloys, and lithium ions, lithium polymers) in an electrochemical system, and can be broadly divided into two categories: lithium metal batteries, which are generally non-rechargeable and contain lithium in a metallic state, and lithium ion batteries, which do not contain lithium in a metallic state and are rechargeable.

After the lithium battery is worn out or the service life is up, the lithium battery needs to be recycled, and if the lithium battery is directly thrown away, the environment and a water source are polluted, so that recycling equipment of lithium battery materials is necessary. After some lithium batteries are recycled, a small amount of electricity is stored in the lithium batteries, before the lithium batteries are decomposed, the lithium batteries are required to be placed into a salt solution for discharging, and the decomposition can be performed after the discharging is completed, but after the lithium batteries are discharged by using the salt solution, a small amount of salt solution liquid is attached to the surfaces of the lithium batteries, and when the lithium batteries are decomposed, the recycling of materials such as black powder can be influenced if the lithium batteries are provided with the liquid; traditional saline solution clearance mode is, and the workman takes out sunning or weathers through the air heater with the lithium cell from the saline solution pond, and efficiency is comparatively low, and the time is longer, influences the follow-up decomposition process.

Disclosure of Invention

The utility model aims to provide a ternary lithium battery material recycling device for solving the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a ternary lithium battery material recycling device comprises a hot air box body and a vibrating screen, wherein one side of the hot air box body is provided with the vibrating screen, the extending end of the vibrating screen is fixed with a screen, and the screen is arranged at the top of the hot air box body; two feeding blocks are symmetrically arranged on the inner wall of the hot air box body, and a feeding groove is formed in the center of each feeding block; a rotary gear groove is formed in the inner wall of the feed groove; the rotary gear groove is provided with a discharging device.

The discharging device comprises a connecting discharging plate, a stretching rod, a lifting block and a lifting cylinder, wherein the middle part of the connecting discharging plate is connected with a rotary gear groove pin, extension plates are respectively fixed at the two ends of the bottom of the connecting discharging plate, the extension plates are connected with the lifting block through the stretching rod, the output end of the lifting cylinder is connected with the lifting block, and the lifting cylinder is arranged on the surface of the feeding block.

The connection discharging plate is communicated with the rotary gear groove and the lithium battery inlet, and the lithium battery inlet is formed in the top of the feeding disc and is communicated with the storage groove formed in the feeding disc.

By adopting the technical scheme, three rotary gear grooves are correspondingly arranged on one feeding groove, and each rotary gear groove is correspondingly provided with a discharging device; plates for limiting feeding are symmetrically arranged on the connecting discharging plate; the surface of the feeding block is also provided with a groove, and the lifting block stably slides in the groove.

Preferably, the feeder hopper is installed to the one end that the shale shaker was kept away from to the screen cloth, conveying journal stirrup is installed to the both sides of feeder hopper, conveying journal stirrup and feeding piece intercommunication.

By adopting the technical scheme, the lithium batteries to be dried are gathered together by the feeding hopper, and the lithium batteries to be dried in the feeding hopper are conveyed into the feeding chute by the conveying lugs.

Preferably, a water receiving plate is arranged at the bottom of the screen, and the water receiving plate is movably connected with the hot air box body.

By adopting the technical scheme, the water receiving plate receives the salt solution shaken out from the screen.

Preferably, the hot air pipes are fixed at the two ends of the hot air box body, and the discharging pipes are fixed at the bottom of the hot air box body.

By adopting the technical scheme, the number of the hot air pipes at each end is three, and the hot air pipes are connected with an external equipment hot air blower.

Preferably, a rotary air drying motor is installed at the top of the hot air box body, and the axis of the feeding disc is fixed with an output shaft of the rotary air drying motor.

By adopting the technical scheme, the feeding disc is connected with the output shaft of the rotary air drying motor.

Preferably, the feeding disc is rotatably connected with the baffle plate by a connecting pin at the upper part of the circumference.

By adopting the technical scheme, the baffle can rotate freely.

Preferably, a small electromagnetic suction block is fixed at the position, close to the lower part, of the circumference of the feeding disc.

By adopting the technical scheme, the bottom of the inner wall of the feeding disc is in a slope shape, and when the small electromagnetic suction block is separated from the baffle, the dried lithium battery falls to the discharge pipe orifice from the separation.

Preferably, the small electromagnetic suction block is movably connected with the baffle.

By adopting the technical scheme, the lithium battery is blocked from falling off and is convenient to dry by magnetic connection.

Preferably, the extension plate is provided with a feed counting sensor.

By adopting the technical scheme, thirty to forty lithium batteries can be approximately contained in one feeding disc, the counting sensor is used for recording the lithium batteries entering the feeding disc, and controlling the lifting cylinder to lift and drive the connecting discharging plate to rotate, so that the effects of stopping and feeding are realized.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a ternary lithium battery material recycling device, which is characterized in that a screen is arranged on a vibrating screen, when the vibrating screen shakes, the screen can shake off part of salt solution on a lithium battery to be dried, so that the subsequent drying speed of the lithium battery is accelerated.

2. According to the ternary lithium battery material recycling device, after lithium batteries enter a feed chute, the lithium batteries to be dried are conveyed to the corresponding feed discs through different connection discharge plates, and the rotary air drying motor drives the feed discs to rotate, so that the lithium batteries in the feed discs can be uniformly dried, a larger number of lithium batteries can be dried at one time, the drying effect is good, and the drying speed of the lithium batteries is increased.

3. The utility model provides a ternary lithium battery material recycling device, and a dried lithium battery intensively drops to a discharging pipe from a joint of a baffle and a small electromagnetic suction block, so that the subsequent centralized treatment of the lithium battery is facilitated.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal three-dimensional structure of the hot air box of the present utility model;

FIG. 3 is a schematic view showing a front view of a split structure of a hot air box body according to the present utility model;

FIG. 4 is an enlarged schematic view of the discharging device of the present utility model;

fig. 5 is a schematic diagram of a connection and amplification structure of a baffle plate and a small electromagnetic suction block.

In the figure: 1. a hot air box body; 11. a hot air pipe; 12. a discharge pipe; 2. a vibrating screen; 21. a screen; 22. a feed hopper; 23. a transfer lug; 24. a water receiving plate; 3. a feed block; 31. a feed chute; 32. rotating the gear groove; 4. connecting a discharging plate; 41. an extension plate; 42. a stretching rod; 43. a lifting block; 44. a lifting cylinder; 45. a feed count sensor; 5. a feed disc; 51. a lithium battery inlet port; 52. a storage tank; 6. rotating an air drying motor; 7. a baffle; 71. a connecting pin; 72. small electromagnetic suction block.

Detailed Description

The utility model is further illustrated by the following examples:

as shown in fig. 1, the utility model provides a ternary lithium battery material recycling device, which comprises a hot air box body 1 and a vibrating screen 2, wherein one side of the hot air box body 1 is provided with the vibrating screen 2, and the vibrating screen 2 is used for placing a lithium battery to be dried; the extending end of the vibrating screen 2 is fixed with a screen 21, the screen 21 is a grid type woven mesh, after a lithium battery passes through the screen 21, the lithium battery on the screen 21 is vibrated by the vibrating screen 2, partial salt solution on the surface of the lithium battery is vibrated to fall into the water receiving plate 24, and the salt solution is uniformly treated; a screen 21 is provided on top of the hot air box 1, and a feed hopper 22 is mounted at the end of the screen 21 remote from the vibrating screen 2.

Further, the feeding hopper 22 collects lithium batteries to be dried from the screen 21, the two ends of the feeding hopper 22 are fixedly provided with conveying lugs 23 respectively, and the two conveying lugs 23 convey the lithium batteries in the feeding hopper 22 into corresponding feeding grooves 31.

Still further, the two ends of the hot air box body 1 are fixed with hot air pipes 11, and three hot air pipes 11 at each end are communicated with the inside of the hot air box body 1; the hot air pipes 11 are connected with an external device hot air machine, and the hot air machine is used for conveying hot air to accelerate drying of the lithium battery. The bottom of the hot air box body 1 is fixed with a discharging pipe 12, and the dried lithium battery is discharged from the discharging pipe 12.

As shown in fig. 2, a rotary air-drying motor 6 is installed at the top of the hot air box body 1, three feeding disks 5 are sequentially installed on an output shaft of the rotary air-drying motor 6, and lithium battery inlet openings 51 are symmetrically formed in the positions, close to the circumferential edges, of the tops of the feeding disks 5; a feeding groove 31 is formed in the feeding block 3, and lithium batteries to be dried fall into the feeding groove 31.

As shown in fig. 4, a rotary gear groove 32 is formed on the inner wall of each feeding groove 31, and a discharging device is arranged at the rotary gear groove 32; the discharging device comprises a connecting discharging plate 4, a stretching rod 42, lifting blocks 43 and lifting cylinders 44, wherein the middle part of the connecting discharging plate 4 is connected with a rotary gear groove 32 through pins, extension plates 41 are respectively fixed at the two ends of the bottom of the connecting discharging plate 4, the two extension plates 41 are respectively connected with the two lifting blocks 43 through different stretching rods 42, the output ends of the two lifting cylinders 44 are connected with the two lifting blocks 43, the two lifting cylinders 44 are arranged on the two opposite surfaces of the feeding block 3, the surface of the feeding block 3 is also provided with a groove, and the two lifting blocks 43 stably slide in the groove. The extension plate 41 is further provided with a feeding counting sensor 45, the feeding counting sensor 45 is used for recording the quantity of lithium batteries entering the feeding disc 5, and the connection discharging plate 4 corresponds to the position of the lithium battery inlet openings 51, so that the lithium batteries enter the feeding disc 5 from the two lithium battery inlet openings 51.

Further, the number of lithium batteries in the feed disk 5 may accommodate thirty to forty, and thirty lithium batteries may be accessed for comparison: the lithium battery enters the connection discharging plate 4 in the feeding groove 31 closest to the top of the feeding block 3 at first, fifteen lithium batteries can be fed into each lithium battery inlet 51, namely the feeding disc 5 is in a full-load state, at this time, the feeding disc 5 counts through the feeding counting sensor 45, after the extending plate 41 passes through fifteen lithium batteries, the feeding counting sensor 45 gives a signal to the lifting cylinder 44, the telescopic rod of the lifting cylinder 44 is contracted, so that the lifting block 43 moves upwards, the lifting block 43 pulls the stretching rod 42 to move upwards, the connection discharging plate 4 is turned into the rotary gear groove 32, at the moment, the connection discharging plate 4 does not receive the lithium batteries, the lithium batteries continuously drop downwards, after the next connection discharging plate 4 receives the lithium batteries, the three feeding discs 5 are all full of the lithium batteries, the last feeding counting sensor 45 gives a signal to the vibrating screen 2, and the lithium batteries are not stopped from being conveyed by vibration. The feed count sensor 45 is a ken LR-X series sensor.

As shown in fig. 3 and 5, the inner bottom of the feeding disc 5 is slope-shaped, the upper part of the circumference of the feeding disc 5 is rotatably connected with the baffle plate 7 through the connecting pin 71, the baffle plate 7 is uniformly arranged on the circumference of the feeding disc 5, and the blocking position of the baffle plate 7 is hollowed, and the hollowed part is blocked only through the baffle plate 7; a small electromagnetic suction block 72 is fixed at the position, close to the lower part, of the circumference of the feeding disc 5, the small electromagnetic suction block 72 is electrically connected with the baffle 7, when the small electromagnetic suction block 72 is electrified, the baffle 7 is connected with the small electromagnetic suction block through magnetic force, and when a lithium battery needs to be discharged, the small electromagnetic suction block 72 is powered off, and the lithium battery sequentially falls to the bottom of the hot air box body 1 from the baffle 7; a storage groove 52 is formed in the feeding disc 5 and is used for storing lithium batteries, so that subsequent drying is facilitated. The rotary air-drying motor 6 adopts a servo motor, so that accurate control and parking can be realized, and after the rotary air-drying motor 6 drives the feeding disc 5 to rotate and dry, the lithium battery inlet 51 is aligned with the position of the connecting discharging plate 4 through accurate parking, and accurate feeding is realized.

The working principle of the ternary lithium battery material recycling device is specifically described below.

As shown in fig. 1-5, firstly, a lithium battery to be dried is put on a vibrating screen 2, the vibrating screen 2 vibrates to enable the lithium battery to move towards a feeding hopper 22, when the lithium battery passes through a screen 21, part of salt solution on the lithium battery can be shaken off through vibration, and the salt solution enters a water receiving plate 24 for recycling; then lithium batteries enter the feeding hopper 22 and are conveyed into the corresponding feeding grooves 31 by the conveying lugs 23 on the two sides of the feeding hopper, the lithium batteries firstly fall onto the connecting discharging plate 4 in the uppermost rotating gear groove 32, the lithium batteries fall into the feeding disc 5 through the connecting discharging plate 4, the feeding counting sensor 45 detects that the quantity of the entering lithium batteries is the same as the set quantity, the telescopic rods of the two lifting cylinders 44 are controlled to shrink, the lifting blocks 43 move upwards, the stretching rods 42 are driven to drive the connecting discharging plate 4 to be stored into the rotating gear groove 32, and at the moment, the uppermost connecting discharging plate 4 does not receive the lithium batteries. The lithium battery continuously falls onto the second connecting and discharging plate 4, and the steps are the same as the above until the third connecting and discharging plate 4 receives the material, and when the last feeding disc 5 is full of the lithium battery, the corresponding feeding counting sensor 45 controls the vibrating screen 2 to stop moving; then the hot air pipe 11 is connected with an external equipment hot air machine, hot air is fed in to dry the lithium battery, and the rotary air drying motor 6 drives the feeding disc 5 to rotate so as to uniformly heat the lithium battery and accelerate the drying speed; after drying, the small electromagnetic suction block 72 is powered off to separate the baffle 7 from the small electromagnetic suction block, and the lithium battery falls to the discharging pipe 12 to finish the drying work of the lithium battery.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. A ternary lithium battery material recycling device is characterized in that: the hot air box comprises a hot air box body and a vibrating screen, wherein one side of the hot air box body is provided with the vibrating screen, the extending end of the vibrating screen is fixed with a screen, and the screen is arranged at the top of the hot air box body; two feeding blocks are symmetrically arranged on the inner wall of the hot air box body, and a feeding groove is formed in the center of each feeding block; a rotary gear groove is formed in the inner wall of the feed groove; a discharging device is arranged on the rotary gear groove;

the discharging device comprises a connecting discharging plate, a stretching rod, a lifting block and a lifting cylinder, wherein the middle part of the connecting discharging plate is connected with a rotary gear slot pin, the two ends of the bottom of the connecting discharging plate are respectively fixed with an extension plate, the extension plates are connected with the lifting block through the stretching rod, the output end of the lifting cylinder is connected with the lifting block, and the lifting cylinder is arranged on the surface of the feeding block;

2. The ternary lithium battery material recycling device according to claim 1, wherein: the feeder hopper is installed to the one end that the shale shaker was kept away from to the screen cloth, conveying journal stirrup is installed to the both sides of feeder hopper, conveying journal stirrup and feeding piece intercommunication.

3. The ternary lithium battery material recycling device according to claim 1, wherein: the bottom of the screen is provided with a water receiving plate which is movably connected with the hot air box body.

4. The ternary lithium battery material recycling device according to claim 1, wherein: the hot air box is characterized in that hot air pipes are fixed at two ends of the hot air box body, and a discharging pipe is fixed at the bottom of the hot air box body.

5. The ternary lithium battery material recycling device according to claim 1, wherein: the top of the hot air box body is provided with a rotary air drying motor, and the axis of the feeding disc is fixed with the output shaft of the rotary air drying motor.

6. The ternary lithium battery material recycling device according to claim 1, wherein: the circumference of the feeding disc is connected with the baffle plate in a rotating way through a connecting pin.

7. The ternary lithium battery material recycling device according to claim 1, wherein: and a small electromagnetic suction block is fixed at the position, close to the lower part, of the circumference of the feeding disc.

8. The ternary lithium battery material recycling device according to claim 7, wherein: the small electromagnetic suction block is movably connected with the baffle.

9. The ternary lithium battery material recycling device according to claim 1, wherein: and a feeding counting sensor is arranged on the extension plate.