Waste lithium battery disassembling and recycling device

Abstract

The utility model discloses a waste lithium battery disassembling and recycling device, which relates to the technical field of battery recycling, and comprises a disassembling and recycling box body and a feed hopper, and the feed hopper is inserted into the top of the disassembling and recycling box body; a material guiding assembly is arranged at the position, corresponding to the lower portion of the feeding hopper, in the disassembling and recycling box. A cutting blade is arranged on one side of the material guiding assembly, a first baffle parallel to the bottom face is arranged between the inner walls of the disassembling and recycling box body, a vertically-placed second baffle is arranged on the first baffle, and an electrolyte cavity and a solid material cavity are formed in the left side and the right side of the second baffle. A crushing assembly is arranged in the solid material cavity, and the bottom of the solid material cavity is connected with a multi-stage sorting structure through a screen. According to the utility model, effective separation of multiple components can be realized, and the recycling value of the waste lithium battery is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery recycling, and more specifically to a device for disassembling and recycling waste lithium batteries. Background Art

[0002] As more and more people use electronic products and new energy vehicles, the number of waste lithium batteries has also steadily increased. From a long-term development perspective, improper handling or random discarding of waste lithium batteries will cause harm to the ecological environment. For example, heavy metal elements such as cobalt and nickel in the positive electrode material, organic matter in the electrolyte, and carbon materials in the negative electrode will cause pollution to water and soil, which may be difficult to recover for decades.

[0003] Therefore, it is necessary to recycle waste lithium batteries in a green, resource-based and harmless way. Dismantle waste lithium batteries for recycling, separate different substances based on the density and magnetic properties of the materials, and utilize the extracted nickel, cobalt, lithium and other resources to solve the shortage of resources and realize the recycling of resources. However, the current recycling of waste lithium batteries has the problems of incomplete separation of multiple components and low recycling efficiency.

[0004] Therefore, how to achieve effective separation of multiple components and improve the recycling value of waste lithium batteries is an urgent problem that technicians in this field need to solve. Utility Model Content

[0005] In view of this, the utility model provides a waste lithium battery disassembly and recovery device, which solves the problems existing in the background technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A waste lithium battery disassembly and recycling device comprises a disassembly and recycling box and a feed hopper, wherein the feed hopper is plugged into the top of the disassembly and recycling box;

[0008] A material guide assembly is provided inside the disassembly recovery box at a position corresponding to the position below the feed hopper;

[0009] A cutting blade is provided on one side of the material guide assembly, a first baffle parallel to the bottom surface is provided between the inner walls of the disassembly recovery box, a second baffle placed vertically is provided on the first baffle, and an electrolyte cavity and a solid material cavity are provided on the left and right sides of the second baffle;

[0010] A crushing assembly is arranged in the solid material cavity, and the bottom of the solid material cavity is connected to a multi-stage sorting structure through a screen.

[0011] Optionally, it also includes a feeding assembly, which is arranged at an angle, and the top of the feeding assembly is located directly above the top opening of the feed hopper.

[0012] Optionally, the loading assembly includes a support frame, a first base plate, a first side plate and a second side plate, and the first side plate and the second side plate are arranged on both sides of the first base plate; a conveyor belt is arranged between the first side plate and the second side plate, and the outer sides of the first side plate and the second side plate are fixedly connected to the support frame, and the side surface of the first side plate is fixedly connected to the first motor.

[0013] Optionally, the feed hopper includes a feed portion in the shape of an inverted cone and a material guide portion in the shape of a straight cylinder, the feed portion and the material guide portion are threadedly connected, and a plurality of vibration devices are arranged on the outer side wall of the feed portion.

[0014] Optionally, the material guide assembly includes: a second motor, a rotating rod and a second base plate; the output end of the second motor passes through the disassembly and recycling box, the rotating rod is rotatably connected to the output end of the second motor through a coupling, a plurality of second base plates are equidistantly fixed on the outer surface of the rotating rod, and a uniformly distributed accommodating cavity is provided on the top of the second base plate.

[0015] Optionally, the cutting blade is arranged on a rotating shaft, the rotating shaft is drivingly connected to the cutting motor, and the inner wall of the disassembly and recovery box is provided with a protective groove for the cutting blade to penetrate.

[0016] Optionally, the crushing assembly includes a recovery bin and a rotating shaft installed inside the recovery bin, a crushing blade is provided on the rotating shaft, the recovery bin is connected to a multi-stage sorting structure, and screens with different aperture sizes are provided in the recovery bin and each stage of the sorting structure.

[0017] Optionally, the multi-stage sorting structure includes a delivery pump and a first sorting tank, a second sorting tank and a third sorting tank connected in sequence by the delivery pump; a stirring shaft is provided in the first sorting tank, the second sorting tank and the third sorting tank, and a stirring paddle is provided on the stirring shaft.

[0018] It can be seen from the above technical scheme that compared with the prior art, the utility model provides a waste lithium battery disassembly and recovery device, which transports the lithium battery to be disassembled to the feed hopper through the feeding component, cuts the waste lithium battery with a cutting blade in the disassembly and recovery box, and recovers the electrolyte in the lithium battery into a separate chamber, so that the electrolyte and solid material are separated more thoroughly; the solid material is crushed by the crushing component, and the materials of different volumes are separated by screens and sorting troughs with different apertures, and finally can be harmlessly treated with chemical reagents, which can realize efficient recovery of multiple components such as copper, aluminum, and diaphragms, with simple operation and high recovery efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0020] Figure 1 This is a schematic diagram of the overall structure of the waste lithium battery disassembly and recycling device provided by the utility model;

[0021] Figure 2 A schematic diagram of the internal structure of the disassembly and recovery box provided by the utility model;

[0022] Figure numbers: 1-disassembly recovery box, 2-feed hopper, 3-support frame, 4-first bottom plate, 5-first side plate, 6-second side plate, 7-feed part, 8-material guiding part, 9-material guiding assembly, 10-electrolyte chamber, 11-solid material chamber, 12-screen, 13-recovery bin, 14-rotating shaft, 15-crushing blade, 16-multi-stage sorting structure, 17-first baffle, 18-second baffle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model discloses a waste lithium battery disassembly and recycling device. Figure 1-2 As shown, it includes a disassembly and recovery box 1 and a feed hopper 2, and the feed hopper 2 is plugged into the top of the disassembly and recovery box 1;

[0025] A material guide assembly 9 is provided inside the disassembly recovery box 1 at a position corresponding to below the feed hopper 2;

[0026] A cutting blade is provided on one side of the material guide assembly 9, and a first baffle 17 parallel to the bottom surface is provided between the inner walls of the disassembly recovery box 1, a second baffle 18 placed vertically is provided on the first baffle 17, and an electrolyte chamber 10 and a solid material chamber 11 are provided on the left and right sides of the second baffle 18;

[0027] A crushing assembly is arranged in the solid material chamber 11 , and the bottom of the solid material chamber 11 is connected to a multi-stage sorting structure 16 via a screen 12 .

[0028] Furthermore, it also includes a feeding assembly, which is arranged at an angle, and the top end of the feeding assembly is located directly above the top end opening of the feed hopper 2.

[0029] Specifically, the loading assembly includes a support frame 3, a first base plate 4, a first side plate 5 and a second side plate 6. The first side plate 5 and the second side plate 6 are arranged on both sides of the first base plate 4. A conveyor belt is arranged between the first side plate 5 and the second side plate 6, and the outer sides of the first side plate 5 and the second side plate 6 are fixedly connected to the support frame 3, and the side of the first side plate 5 is fixedly connected to the first motor.

[0030] Furthermore, the feed hopper 2 includes a feed portion 7 in an inverted cone shape and a material guide portion 8 in a straight cylinder shape. The feed portion 7 and the material guide portion 8 are threadedly connected, and a plurality of vibration devices are arranged on the outer side wall of the feed portion 7 .

[0031] Furthermore, the material guide assembly 9 includes: a second motor, a rotating rod and a second bottom plate; the output end of the second motor penetrates the disassembly recovery box 1, the rotating rod is rotatably connected to the output end of the second motor through a coupling, a plurality of second bottom plates are equidistantly fixed on the outer surface of the rotating rod, and the top of the second bottom plate is provided with evenly distributed accommodating cavities. In actual use, the second motor drives the rotating rod to move, and when the accommodating cavity corresponds to the material guide portion 8, the waste lithium battery enters the interior of the accommodating cavity.

[0032] Furthermore, the cutting blade is arranged on the rotating shaft, which is in driving connection with the cutting motor, and the inner wall of the disassembly and recovery box 1 is provided with a protective groove for the cutting blade to penetrate. In actual use, when a certain amount of waste lithium batteries are installed in the accommodating chamber, the cutting blade is driven by the cutting motor to cut a number of lithium batteries, and the electrolyte flows out from the inside of the lithium battery and flows into the electrolyte chamber 10.

[0033] Furthermore, the crushing assembly includes a recovery bin 13 and a rotating shaft 14 installed inside the recovery bin 13, a crushing blade 15 is arranged on the rotating shaft 14, the recovery bin 13 is connected to a multi-stage sorting structure 16, and screens 12 with different aperture sizes are arranged in the recovery bin 13 and each stage of the sorting structure.

[0034] Furthermore, the multi-stage sorting structure 16 includes a delivery pump and a first sorting slot, a second sorting slot and a third sorting slot connected in sequence by the delivery pump; the first sorting slot, the second sorting slot and the third sorting slot are each provided with a stirring shaft, and a stirring paddle is provided on the stirring shaft. In actual use, an airflow generator can be provided to output airflow to the transmission path of the fragments, change the settling speed of the metal fragments and the non-metal fragments, so that the metal fragments and the non-metal fragments enter different sorting slots, thereby improving efficiency.

[0035] The working principle of this technical solution is as follows: the lithium battery to be disassembled is transported to the feed hopper 2 through the feeding assembly, and enters the accommodating chamber of the material guide assembly 9. When a certain amount of waste lithium batteries are installed in the accommodating chamber, a number of lithium batteries are cut by a cutting blade, and the cut electrolyte enters the electrolyte chamber 10, so as to realize the separate recovery of the electrolyte in the waste lithium batteries, and make the electrolyte and solid materials separated more thoroughly. Afterwards, the solid materials are crushed by the crushing assembly in the solid material chamber 11, and the materials of different volumes are separated by the screens 12 with different apertures and the multi-stage sorting structure 16. Finally, chemical reagents can be used for harmless treatment, which can realize the efficient recovery of multiple components such as copper, aluminum, and diaphragms, with simple operation and high recovery efficiency.

[0036] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0037] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A waste lithium battery disassembly and recovery device, characterized in that: It includes a disassembly and recycling box and a feed hopper, wherein the feed hopper is plugged into the top of the disassembly and recycling box; A material guide assembly is provided inside the disassembly recovery box at a position corresponding to the position below the feed hopper; A cutting blade is provided on one side of the material guide assembly, a first baffle parallel to the bottom surface is provided between the inner walls of the disassembly recovery box, a second baffle placed vertically is provided on the first baffle, and an electrolyte cavity and a solid material cavity are provided on the left and right sides of the second baffle; A crushing assembly is arranged in the solid material cavity, and the bottom of the solid material cavity is connected to a multi-stage sorting structure through a screen.

2. A waste lithium battery disassembly and recovery device according to claim 1, characterized in that: It also includes a feeding assembly, which is arranged obliquely, and the top end of the feeding assembly is located just above the top end opening of the feed hopper.

3. A waste lithium battery disassembly and recovery device according to claim 2, characterized in that: The loading assembly includes a support frame, a first bottom plate, a first side plate and a second side plate, and the first side plate and the second side plate are arranged on both sides of the first bottom plate; a conveyor belt is arranged between the first side plate and the second side plate, and the outer sides of the first side plate and the second side plate are fixedly connected to the support frame, and the side surface of the first side plate is fixedly connected to the first motor.

4. The waste lithium battery disassembly and recovery device according to claim 1, characterized in that: The feed hopper comprises a feed part in the shape of an inverted cone and a guide part in the shape of a straight cylinder. The feed part and the guide part are threadedly connected, and a plurality of vibration devices are arranged on the outer side wall of the feed part.

5. The waste lithium battery disassembly and recovery device according to claim 1, characterized in that: The material guide assembly includes: a second motor, a rotating rod and a second base plate; the output end of the second motor passes through the disassembly and recovery box, the rotating rod is rotatably connected to the output end of the second motor through a coupling, a plurality of second base plates are equidistantly fixed on the outer surface of the rotating rod, and a uniformly distributed accommodating cavity is provided on the top of the second base plate.

6. The waste lithium battery disassembly and recovery device according to claim 1, characterized in that: The cutting blade is arranged on a rotating shaft, the rotating shaft is drivingly connected with a cutting motor, and an inner wall of the disassembling and recycling box is provided with a protective groove for the cutting blade to penetrate.

7. The waste lithium battery disassembly and recovery device according to claim 1, characterized in that: The crushing assembly includes a recovery bin and a rotating shaft installed inside the recovery bin, a crushing blade is arranged on the rotating shaft, the recovery bin is connected to a multi-stage sorting structure, and screens with different aperture sizes are arranged in the recovery bin and each stage of the sorting structure.

8. The waste lithium battery disassembly and recovery device according to claim 1, characterized in that: The multi-stage sorting structure comprises a delivery pump and a first sorting tank, a second sorting tank and a third sorting tank which are sequentially connected by the delivery pump; a stirring shaft is arranged in the first sorting tank, the second sorting tank and the third sorting tank, and a stirring paddle is arranged on the stirring shaft.

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