CN210058558U - A shredding equipment for old and useless lithium cell is retrieved - Google Patents
A shredding equipment for old and useless lithium cell is retrieved Download PDFInfo
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- CN210058558U CN210058558U CN201920683033.9U CN201920683033U CN210058558U CN 210058558 U CN210058558 U CN 210058558U CN 201920683033 U CN201920683033 U CN 201920683033U CN 210058558 U CN210058558 U CN 210058558U
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Abstract
The utility model discloses a shredding equipment for old and useless lithium cell is retrieved. The shredding processing apparatus includes: the shredding device comprises a raw material conveying mechanism, a feed hopper, a shredder, a rack, a discharge hopper and a crushed material conveying mechanism; the air suction device comprises an air suction pipeline, a diaphragm collector, a dust filter, a waste gas processor and a suction fan; and the anti-ignition device comprises a dry ice machine and a dry ice conveying pipeline. The shredding treatment equipment can directly shred the battery without discharging in advance, and can automatically control the oxygen content in the equipment in the shredding treatment process, thereby effectively inhibiting the combustion of the battery.
Description
Technical Field
The utility model belongs to the technical field of waste battery handles, concretely relates to waste lithium cell processing apparatus that tears.
Background
The lithium battery material mainly comprises a positive electrode material, a negative electrode material, a diaphragm, electrolyte, aluminum foil, copper foil, a binder and the like. The scrapped automobile lithium battery, the electric vehicle lithium battery and the positive and negative pole pieces of the lithium battery have certain recycling value. The batteries are recycled, so that the pollution of waste batteries to the environment can be reduced, remarkable social and environmental benefits are brought, the full recycling of valuable components in the waste lithium ion batteries can be realized, and a huge economic effect is further generated.
The waste lithium batteries are recycled, firstly, the waste lithium batteries are physically crushed and disassembled, but the currently used physical crushing and disassembling method is that the waste lithium batteries are directly placed into a crushing chamber, sparks are easily generated in the processes of extrusion and crushing of a shredder to cause explosion, so that workers handling the waste batteries are extremely dangerous, dust and waste gas pollution in the process of shredding is quite serious, a corresponding dust handling system is lacked, and air pollution is caused when a large amount of dust is discharged into the air. Therefore, it is necessary to design a shredding device which can ensure safe production and is beneficial to environmental protection.
Disclosure of Invention
Problem to be solved by utility model
In order to solve the problem that exists among the above prior art, the utility model provides a shredding equipment for old and useless lithium cell is retrieved to reach the purpose that carries out the harmless processing of dust waste gas in safe broken decomposition and the recovery processing process to the lithium cell.
Means for solving the problems
The utility model provides a shredding equipment for old and useless lithium cell is retrieved, include:
the shredding device comprises a raw material transmission mechanism, a feed hopper, a shredder, a rack, a discharge hopper and a crushed material transmission mechanism, wherein the upper end of the raw material transmission mechanism corresponds to a feed inlet on the side wall of the feed hopper, the shredder is arranged below the feed hopper, an outlet of the feed hopper corresponds to an inlet of the shredder, the shredder is arranged on the rack, the discharge hopper is arranged at the lower part of the rack, the inlet of the discharge hopper corresponds to an outlet of the shredder, and the outlet of the discharge hopper corresponds to the crushed material transmission mechanism; and
the air suction device comprises an air suction pipeline, a diaphragm collector, a dust filter, a waste gas processor and a suction fan, wherein an air outlet at the top of the feed hopper is connected with the suction fan through the air suction pipeline, and the diaphragm collector, the dust filter and the waste gas processor are sequentially arranged on the air suction pipeline; and
the device comprises a fire prevention device, wherein the fire prevention device comprises a dry ice machine and a dry ice transmission pipeline, and the dry ice machine is respectively communicated with the feeding hopper and the discharging hopper through the dry ice transmission pipeline.
According to the utility model provides a processing equipment tears for old and useless lithium cell is retrieved, be provided with the solenoid valve on the dry ice transmission pipeline.
According to the utility model provides a shredding equipment for old and useless lithium cell is retrieved, the feeder hopper and/or be provided with the observation window on going out the hopper.
According to the utility model provides a shredding equipment for old and useless lithium cell is retrieved, the device of preventing starting a fire still includes PLC controlling means, the solenoid valve with PLC controlling means signal connection.
According to the utility model provides a shredding equipment for old and useless lithium cell is retrieved, the device of preventing starting a fire still includes temperature sensor, temperature sensor sets up on feeder hopper and the play hopper inner wall, and with PLC controlling means communication connection.
According to the utility model provides a shredding equipment for old and useless lithium cell is retrieved, the device of preventing starting a fire still includes oxygen sensor, oxygen sensor sets up on feeder hopper and the play hopper inner wall, and with PLC controlling means communication connection.
According to the utility model provides a shredding equipment for old and useless lithium cell is retrieved, the device of preventing starting a fire still includes the flue gas sensor, the flue gas sensor sets up on feeder hopper and the play hopper inner wall, and with PLC controlling means communication connection.
Effect of the utility model
The shredding treatment equipment for recycling the waste lithium batteries can directly shred the batteries without discharging in advance, thereby simplifying the recycling process; in addition, the carbon dioxide vaporized by the dry ice is used as protective gas, the oxygen content in the inner cavity of the equipment is controlled, the battery is prevented from burning in the shredding process, and the subsequent processes are not influenced; meanwhile, dust and dissipated gas generated in the shredding process are directly pumped away by the air suction device and are respectively subjected to harmless treatment, so that the environment-friendly effect is achieved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments, features, and aspects of the present invention and, together with the description, serve to explain the principles of the invention.
Fig. 1 shows a schematic structural diagram of a shredding processing device for recycling waste lithium batteries according to an embodiment of the present invention.
Description of the reference numerals
1-raw material conveying mechanism, 2-feed hopper, 3-shredder, 4-frame, 5-discharge hopper, 6-crushed material conveying mechanism, 7-air suction pipeline, 8-diaphragm collector, 9-dust filter, 10-waste gas processor, 11-air suction machine, 12-dry ice machine, 13-dry ice conveying pipeline and 14-electromagnetic valve.
Detailed Description
Various exemplary embodiments, features and aspects of the present invention will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, methods, means, elements well known to those skilled in the art have not been described in detail so as not to obscure the present invention.
Example 1
Fig. 1 shows a schematic structural diagram of a shredding processing device for recycling waste lithium batteries according to an embodiment of the present invention. As shown in fig. 1, the shredding processing device includes: the shredding device comprises a raw material transmission mechanism 1, a feed hopper 2, a shredder 3, a rack 4, a discharge hopper 5 and a crushed material transmission mechanism 6, wherein the upper end of the raw material transmission mechanism 1 corresponds to a feed inlet on the side wall of the feed hopper 2, the shredder 3 is arranged below the feed hopper 2, an outlet of the feed hopper 2 corresponds to an inlet of the shredder 3, the shredder 3 is arranged on the rack 4, the discharge hopper 5 is arranged at the lower part of the rack 4, an inlet of the discharge hopper 5 corresponds to an outlet of the shredder 3, and an outlet of the discharge hopper 5 corresponds to the crushed material transmission mechanism 6; and
the air suction device comprises an air suction pipeline 7, a diaphragm collector 8, a dust filter 9, a waste gas processor 10 and a suction fan 11, wherein an air outlet at the top of the feed hopper 2 is connected with the suction fan 11 through the air suction pipeline 7, and the diaphragm collector 8, the dust filter 9 and the waste gas processor 10 are sequentially arranged on the air suction pipeline 7; and
the anti-ignition device comprises a dry ice machine 12 and a dry ice transmission pipeline 13, wherein the dry ice machine 12 is respectively communicated with the inner parts of the feed hopper 2 and the discharge hopper 5 through the dry ice transmission pipeline 13.
Scrapped power lithium batteries are conveyed into the feed hopper 2 through the raw material conveying mechanism 1 under the condition that the batteries are not discharged in advance, and are called into the shredder 3 through the feed hopper 2 to be shredded. The inner cavity of the shredder 3 is filled with carbon dioxide, and the oxygen content of the inner cavity of the device is controlled in a lower range, so that the combustion of the battery is inhibited. Carbon dioxide is obtained through the ice dryer 12, dry ice produced by the dry ice machine 12 is sprayed into the feed hopper 2, on one hand, the dry ice is quickly vaporized into carbon dioxide to fill the feed hopper 2, the inner cavity of the shredder 3 and the discharge hopper 5, so that the oxygen content in the shredding device is inhibited, and the batteries are prevented from being ignited in the shredding process; on the other hand, the extremely low-temperature dry ice particles are sprayed to the battery under the action of compressed air, so that the dirt on the surface of the battery is rapidly frozen to be embrittled and burst, the dry ice particles are vaporized immediately after being drilled into cracks of the dirt, and the volume of the dry ice particles is expanded by nearly 600 times instantly, so that the dirt is taken away from the surface of an object, and the effect of cleaning the battery is achieved. And after the battery is shredded, the crushed material conveying mechanism 6 conveys the crushed materials to the next procedure.
Further, an electromagnetic valve 14 is provided on the dry ice transportation pipe 13, and the spraying timing and the spraying amount of the dry ice are controlled by opening and closing the electromagnetic valve 14.
Further, be provided with observation window (not shown) on feeder hopper 2 and/or the play hopper 5, can observe the behavior in the shredder 3 clearly and whether have the phenomenon on fire through the observation window, if take place on fire, can in time manually operation prevent that the device on fire sprays dry ice in to feeder hopper 2, realize the purpose of putting out a fire fast.
Further, the fire prevention device further includes a PLC control device (not shown), to which the solenoid valve 14 is signal-connected. The PLC control device can send commands at regular time to control the on-off of the electromagnetic valve 14, and dry ice is sprayed into the feed hopper 2 and/or the discharge hopper 5 within a specified time.
Further, the fire prevention device further includes temperature sensors (not shown) which are disposed on inner walls of the feed hopper 2 and the discharge hopper 5 and are in communication connection with the PLC control device. When the temperature sensor detects that the temperature in the feeding hopper 2 and/or the discharging hopper 5 is higher than a preset standard value, the PLC control device automatically opens the electromagnetic valve 14 to spray dry ice into the feeding hopper 2 and/or the discharging hopper 5, so that combustion is prevented.
Further, the fire prevention device further comprises oxygen sensors (not shown) which are arranged on the inner walls of the feed hopper 2 and the discharge hopper 5 and are in communication connection with the PLC control device. When the oxygen sensor detects that the oxygen concentration in the feed hopper 2 and/or the discharge hopper 5 is higher than a preset standard value, the PLC control device automatically opens the electromagnetic valve 14 to spray dry ice into the feed hopper 2 and/or the discharge hopper 5, so that the air in the equipment is diluted, the oxygen content is reduced, and the combustion is prevented.
Further, the fire prevention device further comprises a smoke sensor (not shown), wherein the smoke sensor is arranged on the inner walls of the feed hopper 2 and the discharge hopper 5 and is in communication connection with the PLC control device. When the smoke sensor detects that smoke generated by combustion exists in the feeding hopper 2 and/or the discharging hopper 5, the PLC control device automatically opens the electromagnetic valve 14 to spray dry ice into the feeding hopper 2 and/or the discharging hopper 5, so that air in the device is diluted, oxygen content is reduced, and fire is rapidly extinguished. In addition, according to the concentration level of the flue gas that the flue gas sensor detected, PLC controlling means automatic judgement tears the condition of a fire size in the treatment facility, and then control the volume of spraying dry ice, ensures effectively thorough putting out a fire.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a shredding equipment for old and useless lithium cell is retrieved which characterized in that includes:
the shredding device comprises a raw material transmission mechanism, a feed hopper, a shredder, a rack, a discharge hopper and a crushed material transmission mechanism, wherein the upper end of the raw material transmission mechanism corresponds to a feed inlet on the side wall of the feed hopper, the shredder is arranged below the feed hopper, an outlet of the feed hopper corresponds to an inlet of the shredder, the shredder is arranged on the rack, the discharge hopper is arranged at the lower part of the rack, the inlet of the discharge hopper corresponds to an outlet of the shredder, and the outlet of the discharge hopper corresponds to the crushed material transmission mechanism; and
the air suction device comprises an air suction pipeline, a diaphragm collector, a dust filter, a waste gas processor and a suction fan, wherein an air outlet at the top of the feed hopper is connected with the suction fan through the air suction pipeline, and the diaphragm collector, the dust filter and the waste gas processor are sequentially arranged on the air suction pipeline; and
the device comprises a fire prevention device, wherein the fire prevention device comprises a dry ice machine and a dry ice transmission pipeline, and the dry ice machine is respectively communicated with the feeding hopper and the discharging hopper through the dry ice transmission pipeline.
2. The shredding processing equipment for recycling of waste lithium batteries according to claim 1, characterized in that the dry ice conveying pipeline is provided with an electromagnetic valve.
3. The shredding processing equipment for recycling of waste lithium batteries according to claim 1, characterized in that the feed hopper and/or the discharge hopper are provided with observation windows.
4. The shredding processing equipment for recycling of waste lithium batteries according to claim 2, characterized in that the fire prevention device further comprises a PLC control device, and the electromagnetic valve is in signal connection with the PLC control device.
5. The shredding processing equipment for recycling of waste lithium batteries according to claim 4, wherein the fire prevention device further comprises temperature sensors, the temperature sensors are arranged on the inner walls of the feed hopper and the discharge hopper and are in communication connection with the PLC control device.
6. The shredding processing equipment for recycling of waste lithium batteries according to claim 4 or 5, wherein the fire prevention device further comprises oxygen sensors, the oxygen sensors are arranged on the inner walls of the feeding hopper and the discharging hopper and are in communication connection with the PLC control device.
7. The shredding processing equipment for recycling of waste lithium batteries according to claim 4 or 5, wherein the fire-proof device further comprises a smoke sensor, and the smoke sensor is arranged on the inner walls of the feeding hopper and the discharging hopper and is in communication connection with the PLC control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920683033.9U CN210058558U (en) | 2019-05-14 | 2019-05-14 | A shredding equipment for old and useless lithium cell is retrieved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920683033.9U CN210058558U (en) | 2019-05-14 | 2019-05-14 | A shredding equipment for old and useless lithium cell is retrieved |
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| CN210058558U true CN210058558U (en) | 2020-02-14 |
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| CN201920683033.9U Active CN210058558U (en) | 2019-05-14 | 2019-05-14 | A shredding equipment for old and useless lithium cell is retrieved |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921673A (en) * | 2020-07-22 | 2020-11-13 | 上海薪传新能源科技有限公司 | New energy automobile waste battery recovery unit |
| CN113546739A (en) * | 2020-04-24 | 2021-10-26 | 北矿机电科技有限责任公司 | Waste power battery crushing device and method |
| CN114226040A (en) * | 2021-12-15 | 2022-03-25 | 无锡中讯环保治理有限公司 | Dust protected old and useless circuit board is retrieved reducing mechanism |
| CN117225869A (en) * | 2023-11-13 | 2023-12-15 | 江苏维锂新能源材料有限公司 | Waste lithium battery recycling shredding device with explosion-proof combustion safety function |
| EP4438182A1 (en) * | 2023-03-31 | 2024-10-02 | IceField Consult GmbH | System and method for comminuting battery cells |
-
2019
- 2019-05-14 CN CN201920683033.9U patent/CN210058558U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546739A (en) * | 2020-04-24 | 2021-10-26 | 北矿机电科技有限责任公司 | Waste power battery crushing device and method |
| CN111921673A (en) * | 2020-07-22 | 2020-11-13 | 上海薪传新能源科技有限公司 | New energy automobile waste battery recovery unit |
| CN111921673B (en) * | 2020-07-22 | 2022-01-21 | 薛小军 | New energy automobile waste battery recovery unit |
| CN114226040A (en) * | 2021-12-15 | 2022-03-25 | 无锡中讯环保治理有限公司 | Dust protected old and useless circuit board is retrieved reducing mechanism |
| EP4438182A1 (en) * | 2023-03-31 | 2024-10-02 | IceField Consult GmbH | System and method for comminuting battery cells |
| CN117225869A (en) * | 2023-11-13 | 2023-12-15 | 江苏维锂新能源材料有限公司 | Waste lithium battery recycling shredding device with explosion-proof combustion safety function |
| CN117225869B (en) * | 2023-11-13 | 2024-01-30 | 江苏维锂新能源材料有限公司 | Waste lithium battery recycling shredding device with explosion-proof combustion safety function |
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