CN219086054U - Waste soft-package lithium battery separation and recovery device - Google Patents
Waste soft-package lithium battery separation and recovery device Download PDFInfo
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- CN219086054U CN219086054U CN202320062015.5U CN202320062015U CN219086054U CN 219086054 U CN219086054 U CN 219086054U CN 202320062015 U CN202320062015 U CN 202320062015U CN 219086054 U CN219086054 U CN 219086054U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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Abstract
The utility model discloses a waste soft-package lithium battery separation and recovery device, which comprises a linear stepping motor, a battery storage box, a cutting section and a separation section which are connected in sequence; the linear stepping motor is arranged at the first station and is used for pushing the soft package lithium batteries in the battery storage box onto a first conveyor belt of the cutting section; the battery storage box is positioned at the second station and used for storing the soft package lithium batteries; the cutting section is positioned at a third station and used for cutting the shell of the soft-package lithium battery, exposing the anode material, the diaphragm and the cathode material in the shell and storing the shell of the soft-package lithium battery; the separation section is positioned at the fourth station and is used for separating and placing the anode material, the diaphragm and the cathode material into respective collecting boxes. According to the utility model, the shell of the soft-package lithium battery is cut, so that the automatic separation of the battery shell from the diaphragm and the electrode material is realized, and then the diaphragm and the electrode material are collected in a classified manner through the clamp, so that the separation and recovery of the waste soft-package lithium battery are realized.
Description
Technical Field
The utility model relates to the field of lithium battery treatment, in particular to a waste soft-package lithium battery separation and recovery device.
Background
The lithium battery has the advantages of small volume, high specific energy, small self-discharge, no memory effect and the like, and is currently becoming the most promising secondary battery and the fastest growing chemical energy storage power supply. The lithium battery has wide application in portable communication equipment, electric automobiles, ships, aerospace, military field and other energy storage systems. However, limited to a certain service life, the high demand of the lithium battery market must lead to the production of a large number of waste lithium batteries. The waste lithium battery contains harmful metal, inflammable electrolyte, plastic shell, a large amount of graphite powder and the like, so that serious environmental pollution and even human health can be caused, and in addition, the materials such as metal, graphite and the like in the waste lithium battery have important recovery values. The recycling of spent lithium batteries has attracted considerable attention from an environmental and economic point of view.
Disassembly of the outer shell, the diaphragm and the electrode material of the waste soft-packaged lithium battery is a key step in the recovery process, and the existing device is often required to be manually disassembled after cutting the waste lithium battery, so that the battery outer shell, the diaphragm and the electrode material cannot be automatically separated and picked.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a waste soft-package lithium battery separation and recovery device.
The technical scheme for solving the technical problems is that the utility model provides a waste soft-package lithium battery separation and recovery device which is characterized by comprising a linear stepping motor, a battery storage box, a cutting section and a separation section which are sequentially connected;
the linear stepping motor is arranged at the first station and is used for pushing the soft package lithium batteries in the battery storage box onto the first conveyor belt of the cutting section from the battery storage box; the battery storage box is positioned at the second station and used for storing the soft package lithium batteries;
the cutting section comprises a first sliding track, a first electric translation rod, a cutting knife, a first conveyor belt, an electric telescopic rod, a battery shell storage bag, a push-pull baffle and a cutting section frame body;
the first sliding rail is fixed at the top of the cutting section frame body; the first electric translation rod is slidably arranged in the first sliding track, and power is provided by the motor; one end of the first electric telescopic rod is slidably arranged in the first electric translation rod, and power is provided by a motor; the cutting knife is arranged on the other end of the first electric telescopic rod and is used for cutting the shell of the soft-package lithium battery; the first conveyor belt is arranged on the cutting section frame body and is positioned below the cutting knife; a plurality of clamping grooves are formed in the first conveyor belt, and the width of each clamping groove is matched with the width of a single soft-package lithium battery and is used for fixing the soft-package lithium battery; the initial end of the first conveyor belt is communicated with the outlet of the battery storage box, and a battery shell storage bag is arranged below the tail end of the first conveyor belt; the battery shell storage bag is detachably arranged on the cutting section frame body and is used for storing the shell of the soft package lithium battery; the end side plate of the cutting section frame body is provided with an opening which is used as an outlet of the soft package lithium battery at the cutting section; the push-pull baffle is slidably arranged in the tail end side plate of the cutting section frame body and is positioned above the battery shell storage bag, and the opening size of the tail end side plate of the cutting section frame body is adjusted by sliding along the vertical direction, so that the shell of the soft-packaged lithium battery is separated from the rest part, the battery shell falls into the battery shell storage bag, and the recovery of the battery shell is completed;
the separation section comprises a second sliding track, a clamp, an anode material collecting box, a diaphragm collecting box, a cathode material collecting box, a second electric translation rod, a second conveyor belt, a second electric telescopic rod and a separation section frame body;
the second sliding track is fixed at the top of the separation section frame body; the three second electric translation rods are slidably arranged in the second sliding track, and power is provided by respective motors; one ends of the three second electric telescopic rods are slidably arranged in the second sliding track, and power is provided by respective motors; the three clamps are arranged at the other ends of the respective second electric telescopic rods and are respectively used for clamping the anode material, the diaphragm and the cathode material of the battery; the second conveyor belt is arranged on the separation section frame body and is positioned below the clamp, and the starting end of the second conveyor belt is connected with the tail end of the first conveyor belt; the positive electrode material collecting box, the diaphragm collecting box and the negative electrode material collecting box are arranged in the separating section frame body and are respectively used for storing positive electrode materials, diaphragms and negative electrode materials.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the shell of the soft-package lithium battery is cut, so that the automatic separation of the battery shell from the diaphragm and the electrode material is realized, and then the diaphragm and the electrode material are collected in a classified manner through the clamp, so that the separation and recovery of the waste soft-package lithium battery are realized, the problems of difficult disassembly and difficult separation of the anode material and the cathode material in the recovery process of the waste soft-package lithium battery are solved, the whole process is continuous and efficient, the operation is simple and convenient, and the use of human resources is greatly reduced.
(2) The utility model has simple structure, safety, high efficiency, low cost and easy popularization.
Drawings
Fig. 1 is an overall construction diagram of the present utility model.
In the figure, a battery storage box 1, a cutting section 2, a separating section 3 and a linear stepping motor 4;
the cutting device comprises a first sliding rail 21, a first electric translation rod 22, a cutting knife 23, a first conveyor belt 24, a first electric telescopic rod 25, a battery shell storage bag 26, a push-pull baffle 27 and a cutting section frame 28;
the second sliding rail 31, the clamp 32, the positive electrode material collecting box 33, the diaphragm collecting box 34, the negative electrode material collecting box 35, the second electric translation rod 36, the second conveyor belt 37, the second electric telescopic rod 38 and the separation section frame 39.
Detailed Description
Specific examples of the present utility model are given below. The specific examples are provided only for further details of the present utility model and do not limit the scope of the claims.
The utility model provides a waste soft-package lithium battery separation and recovery device (device for short), which is characterized by comprising a linear stepping motor 4, a battery storage box 1, a cutting section 2 and a separation section 3 which are sequentially connected;
the linear stepping motor 4 is arranged at the first station and is positioned in front of the battery storage box 1, and is used for automatically and continuously pushing the soft package lithium batteries in the battery storage box 1 from the battery storage box 1 to the first conveyor belt 24 of the cutting section 2; the battery storage box 1 is positioned at a second station and is used for storing soft package lithium batteries; the cutting section 2 is positioned at a third station and is used for cutting the shell of the soft-package lithium battery, exposing the anode material, the diaphragm and the cathode material in the shell and storing the shell of the soft-package lithium battery; the separation section 3 is located at a fourth station for separating and placing the positive electrode material, the separator and the negative electrode material, respectively, in respective collection tanks.
The cutting section 2 comprises a first sliding track 21, a first electric translation rod 22, a cutting knife 23, a first conveyor belt 24, an electric telescopic rod 25, a battery shell storage bag 26, a push-pull baffle 27 and a cutting section frame 28;
the first sliding rail 21 is fixed on the top of the cutting section frame 28; the first electric translation rod 22 is slidably mounted in the first sliding rail 21, and power is provided by an in-wheel motor; one end of a first electric telescopic rod 25 is slidably arranged in the first electric translation rod 22, and power is provided by an in-wheel motor; the cutter 23 is mounted on the other end of the first electric telescopic rod 25, and is used for cutting the shell of the soft-package lithium battery, and does not damage the interior of the battery; the first conveyor belt 24 is arranged on the cutting section frame 28 and is positioned below the cutting knife 23; the first conveyor belt 24 is provided with a plurality of clamping grooves, the width of each clamping groove is matched with the width of a single soft package lithium battery, and the clamping grooves are used for fixing the soft package lithium battery, so that the soft package lithium battery cannot move when being cut by the cutting knife 23; the initial end of the first conveyor belt 24 is communicated with the outlet of the battery storage box 1, and a battery shell storage bag 26 is arranged below the final end; the battery shell storage bag 26 is detachably arranged on the cutting section frame 28 and is used for collecting and storing the shell of the soft package lithium battery; the end side plate of the cutting section frame 28 is provided with an opening which is used as an outlet of the soft package lithium battery in the cutting section 2; the push-pull baffle 27 is slidably mounted in the end side plate of the cutting section frame 28 and is positioned above the battery shell accommodating bag 26, and slides along the vertical direction to adjust the opening size of the end side plate of the cutting section frame 28, so that the shell of the soft-packaged lithium battery is separated from the rest (namely electrode materials, the electrode materials comprise positive electrode materials and negative electrode materials) and soft-packaged lithium batteries with different types can be separated through sliding, the battery shell falls into the battery shell accommodating bag 26, and the recovery of the battery shell is completed;
the first electric translation rod 25 can realize the forward and backward movement of the cutting knife 23 in the horizontal direction, and the first electric telescopic rod 25 can realize the left and right movement of the cutting knife 23 in the horizontal direction and the lifting in the vertical direction;
the separation section 3 comprises a second sliding track 31, a clamp 32, a positive electrode material collecting box 33, a diaphragm collecting box 34, a negative electrode material collecting box 35, a second electric translation rod 36, a second conveyor belt 37, a second electric telescopic rod 38 and a separation section frame 39;
the second slide rail 31 is fixed to the top of the separation section frame 39; three second electric translation bars 36 are slidably mounted in the second sliding track 31, the power being provided by respective in-wheel motors; one end of the three second electric telescopic rods 38 is slidably mounted in the second sliding rail 31, and power is provided by respective hub motors; three clamps 32 are mounted on the other ends of the respective second electric telescopic rods 38 for clamping the positive electrode material, the separator and the negative electrode material of the battery, respectively; the second conveyor belt 37 is arranged on the separation section frame 39 and is positioned below the clamp 32, and the starting end of the second conveyor belt is connected with the tail end of the first conveyor belt 24; the positive electrode material collecting tank 33, the diaphragm collecting tank 34 and the negative electrode material collecting tank 35 are provided inside the separation section frame 39 for storing the positive electrode material, the diaphragm and the negative electrode material, respectively.
The second electric translating bar 36 can move forward and backward in the horizontal direction of the clamp 32, and the second electric telescopic bar 38 can move left and right in the horizontal direction and lift in the vertical direction of the clamp 32.
Preferably, the plurality of clamping grooves are uniformly arranged on the first conveyor belt 24.
Preferably, the negative electrode material collecting box 35 is a box body with an ultrasonic oscillation function, a liftable screen is arranged in the box body, the screen can be lifted after the ultrasonic oscillation is finished, and a copper foil current collector completely separated from the negative electrode material is collected.
The working principle and the working flow of the utility model are as follows:
putting the soft package lithium battery into the battery storage box 1, and pushing the soft package lithium battery into the cutting section 2 by the linear stepping motor 4 and pushing the soft package lithium battery onto the first conveying belt 24; the first conveyor belt 24 fixes the soft package lithium battery through a clamping groove on the first conveyor belt; the first conveyor belt 24 has a dwell for a fixed time interval to complete the cutting of the battery housing; the cutter 23 performs an i-shaped cut on the outer case of the soft pack lithium battery (i.e., both ends of the soft pack lithium battery are cut and then cut on a middle line perpendicular to both ends) by the movement of the first electric translation rod 22 and the first electric expansion rod 25 on the first sliding rail 21;
after the battery shell is cut, the battery shell can be gradually opened due to the tension of the aluminum foil material; then the first driving belt 24 continues to convey the cut soft package lithium batteries to the push-pull baffle plate 27, and the opened battery shells cannot pass through and fall into the battery shell accommodating bag 26 due to the limit of the push-pull baffle plate 27, so that the separation and recovery of the battery shells are completed;
the positive electrode material, the diaphragm and the negative electrode material of the soft-packed lithium battery continue to move forward along with the first conveyor belt 24 onto the second conveyor belt 37, and the internal positive electrode material, the diaphragm and the negative electrode material are exposed; the three clamps 32 clamp the positive electrode material, the separator and the negative electrode material simultaneously by the movement of the respective second motorized translation rod 36 and second motorized expansion rod 38 on the second slide rail 31; then, the positive electrode material, the diaphragm and the negative electrode material are separated by the three clamps 32, and are respectively thrown into the positive electrode material collecting box 33, the diaphragm collecting box 34 and the negative electrode material collecting box 35, so that the separation and recovery of the waste soft-package lithium battery are completed.
Example 1
Since the specifications of the soft package lithium batteries on the market are all determined, at most, tens of different specifications exist, the position parameters of the cutter 23 in the cutting section 2 and the parameters of the clamp 32 in the separating section 3 can be preset in advance according to the soft package lithium batteries of different types. After a soft package lithium battery of a certain specification enters the battery storage box 1, parameters of a cutting knife 23 and parameters of a clamp 32 corresponding to the soft package lithium battery of the specification are selected to automatically run, and subsequent cutting, separating and recycling work is completed.
Example 2
The cutting section 2 and the separating section 3 are provided with control tables for manually controlling the cutting, separating and recycling operations of the soft package lithium batteries.
The utility model is applicable to the prior art where it is not described.
Claims (3)
1. The device is characterized by comprising a linear stepping motor, a battery storage box, a cutting section and a separating section which are connected in sequence;
the linear stepping motor is arranged at the first station and is used for pushing the soft package lithium batteries in the battery storage box onto the first conveyor belt of the cutting section from the battery storage box; the battery storage box is positioned at the second station and used for storing the soft package lithium batteries;
the cutting section comprises a first sliding track, a first electric translation rod, a cutting knife, a first conveyor belt, an electric telescopic rod, a battery shell storage bag, a push-pull baffle and a cutting section frame body;
the first sliding rail is fixed at the top of the cutting section frame body; the first electric translation rod is slidably arranged in the first sliding track, and power is provided by the motor; one end of the first electric telescopic rod is slidably arranged in the first electric translation rod, and power is provided by a motor; the cutting knife is arranged on the other end of the first electric telescopic rod and is used for cutting the shell of the soft-package lithium battery; the first conveyor belt is arranged on the cutting section frame body and is positioned below the cutting knife; a plurality of clamping grooves are formed in the first conveyor belt, and the width of each clamping groove is matched with the width of a single soft-package lithium battery and is used for fixing the soft-package lithium battery; the initial end of the first conveyor belt is communicated with the outlet of the battery storage box, and a battery shell storage bag is arranged below the tail end of the first conveyor belt; the battery shell storage bag is detachably arranged on the cutting section frame body and is used for storing the shell of the soft package lithium battery; the end side plate of the cutting section frame body is provided with an opening which is used as an outlet of the soft package lithium battery at the cutting section; the push-pull baffle is slidably arranged in the tail end side plate of the cutting section frame body and is positioned above the battery shell storage bag, and the opening size of the tail end side plate of the cutting section frame body is adjusted by sliding along the vertical direction, so that the shell of the soft-packaged lithium battery is separated from the rest part, the battery shell falls into the battery shell storage bag, and the recovery of the battery shell is completed;
the separation section comprises a second sliding track, a clamp, an anode material collecting box, a diaphragm collecting box, a cathode material collecting box, a second electric translation rod, a second conveyor belt, a second electric telescopic rod and a separation section frame body;
the second sliding track is fixed at the top of the separation section frame body; the three second electric translation rods are slidably arranged in the second sliding track, and power is provided by respective motors; one ends of the three second electric telescopic rods are slidably arranged in the second sliding track, and power is provided by respective motors; the three clamps are arranged at the other ends of the respective second electric telescopic rods and are respectively used for clamping the anode material, the diaphragm and the cathode material of the battery; the second conveyor belt is arranged on the separation section frame body and is positioned below the clamp, and the starting end of the second conveyor belt is connected with the tail end of the first conveyor belt; the positive electrode material collecting box, the diaphragm collecting box and the negative electrode material collecting box are arranged in the separating section frame body and are respectively used for storing positive electrode materials, diaphragms and negative electrode materials.
2. The waste soft package lithium battery separation and recovery device according to claim 1, wherein the plurality of clamping grooves are uniformly formed in the first conveyor belt.
3. The waste soft-package lithium battery separation and recovery device according to claim 1, wherein the negative electrode material collecting box is a box body with an ultrasonic oscillation function, a liftable screen is arranged in the box body, and graphite and copper foil current collectors can be directly separated by the screen.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320062015.5U CN219086054U (en) | 2023-01-10 | 2023-01-10 | Waste soft-package lithium battery separation and recovery device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320062015.5U CN219086054U (en) | 2023-01-10 | 2023-01-10 | Waste soft-package lithium battery separation and recovery device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118099588A (en) * | 2024-04-26 | 2024-05-28 | 湘潭大学 | Separator and method for positive and negative plates of waste lithium ion power battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118099588A (en) * | 2024-04-26 | 2024-05-28 | 湘潭大学 | Separator and method for positive and negative plates of waste lithium ion power battery |
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