CN113145614A - System and method for treating and recycling waste dry battery pole pieces - Google Patents
System and method for treating and recycling waste dry battery pole pieces Download PDFInfo
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- CN113145614A CN113145614A CN202110403524.5A CN202110403524A CN113145614A CN 113145614 A CN113145614 A CN 113145614A CN 202110403524 A CN202110403524 A CN 202110403524A CN 113145614 A CN113145614 A CN 113145614A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
- B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
- B02C2013/28609—Discharge means
Abstract
The invention relates to the technical field of waste battery treatment, and discloses a waste dry battery pole piece treatment and recovery system and a method, wherein the system comprises a primary crusher, a conveyor, a hammer crusher, a negative pressure extraction device, a collecting hopper and a screening device, wherein the primary crusher is used for carrying out primary crushing on materials, the feeding end of the conveyor is connected with the primary crusher, the discharging end of the conveyor is connected with the hammer crusher, the discharging end of the conveyor is higher than the feeding end, and the hammer crusher is used for beating and crushing the materials crushed by the primary crusher to enable the materials to be powdery and granular; the negative pressure extraction device is arranged below the collecting hopper so as to extract the materials crushed by the hammer crusher into the collecting hopper in a negative pressure manner; the screening device is arranged below a discharge hole of the aggregate bin to screen and obtain copper particles, aluminum particles and black powder respectively. The material is crushed in a beating mode, heating and fire of the material caused by friction crushing in a cutting mode are prevented, and potential safety hazards are reduced.
Description
Technical Field
The invention relates to the technical field of waste battery treatment, in particular to a system and a method for treating and recycling waste dry battery pole pieces.
Background
In the process of promoting the development of new energy, the yield of batteries is gradually increased, and the waste battery treatment also becomes a problem which needs to be solved urgently. The batteries contain a large amount of valuable metals, and the waste batteries need to be treated and recycled in order to reduce the pollution of the waste batteries to the environment and recover the valuable metals.
However, at present, the conventional dry battery pole piece processing system has more devices, complicated devices and relatively difficult operation. Because of more equipment, the power consumption is larger, the cost is improved, and the economic pressure is caused. In addition, black powder in the dry battery pole piece is processed in a friction mode in the conventional dry battery pole piece processing system, so that fire is easy to occur, and potential safety hazards are caused.
Disclosure of Invention
In view of the above problems, the present invention aims to provide a system and a method for processing and recovering a waste dry battery pole piece, so as to solve the problems of difficult operation, high cost and easy potential safety hazard of the existing dry battery pole piece processing system.
In order to achieve the purpose, the invention adopts the following technical scheme:
one aspect of the present invention provides a system for processing and recovering a waste dry battery pole piece, comprising: the device comprises a primary crusher, a conveyor, a hammer crusher, a negative pressure extraction device, a collecting hopper and a screening device, wherein the primary crusher is used for performing primary crushing on materials, the feeding end of the conveyor is connected with the primary crusher, the discharging end of the conveyor is connected with the hammer crusher, the discharging end of the conveyor is higher than the feeding end of the conveyor, and the hammer crusher is used for beating and crushing the materials crushed by the primary crusher to enable the materials to be in a powder shape; the negative pressure extraction device is arranged below the collecting hopper and is connected with the hammer type crushing device so as to extract the materials crushed by the hammer type crushing device into the collecting hopper in a negative pressure manner; the screening device is arranged below a discharge hole of the aggregate bin to screen materials crushed by the hammer crusher to respectively obtain copper particles, aluminum particles and black powder.
Preferably, the hammer crusher device comprises a first hammer crusher and a second hammer crusher, wherein the first hammer crusher is arranged above the second hammer crusher, the feed end of the first hammer crusher is connected with the discharge end of the conveyor, the feed end of the second hammer crusher is connected with the discharge end of the first hammer crusher, and the negative pressure extraction device is connected with the discharge end of the second hammer crusher.
Preferably, the system for treating and recycling the waste dry battery pole pieces further comprises a first air-lock valve, wherein the first air-lock valve is connected with a discharge hole of the collecting hopper and arranged above the screening device.
Preferably, the waste dry battery pole piece processing and recycling system further comprises a water supply device, wherein the water supply device is connected with the hammer type crushing device so as to cool the hammer type crushing device.
Preferably, the waste dry battery pole piece processing and recycling system further comprises a dust removal device, and the dust removal device is connected with the hammer type crushing device and the screening device through a dust removal pipeline.
Preferably, the dust removing device comprises a pulse dust remover, a second air-lock valve and a dust exhaust fan, wherein the pulse dust remover is connected with an air outlet of the dust removing pipeline, the second air-lock valve is arranged below an ash bucket of the pulse dust remover, and the dust exhaust fan is connected with the air outlet of the pulse dust remover.
The second aspect of the invention provides a method for treating and recycling waste dry battery pole pieces, which comprises the following steps:
performing primary crushing on the material;
conveying the primarily crushed materials into a hammer type crushing device, and beating and crushing the materials by using the hammer type crushing device to obtain powder particles;
extracting the powder material into a collecting hopper under negative pressure;
and conveying the materials in the collecting hopper to a screening device, and screening the materials by using the screening device to respectively obtain copper particles, aluminum particles and black powder.
Preferably, the step of beating and crushing the material by using the hammer crusher comprises:
performing primary beating crushing on the primarily crushed material by using a first hammer crusher;
and carrying out secondary beating crushing on the materials crushed by the first hammer crusher by using a second hammer crusher.
Preferably, the method for treating and recycling the waste dry battery pole pieces further comprises the following steps: and carrying out dust removal treatment on dust generated in the hammer type crushing device and the screening device.
Preferably, the method for treating and recycling the waste dry battery pole pieces further comprises the following steps: and cooling the hammer type crushing device.
Compared with the prior art, the system and the method for treating and recycling the waste dry battery pole pieces have the beneficial effects that:
according to the waste dry battery pole piece processing and recycling system, the material is crushed in a beating mode through the hammer type crushing device, heating and fire of the material caused by friction crushing in a cutting mode are prevented, and potential safety hazards are reduced; also, the degree of wear of the knife is less than the form of cutting.
According to the invention, the whole treatment and recovery system is used for automatically treating the waste dry battery pole pieces, so that the degree of automation is high, and the operation is simple; in addition, the equipment in the whole process flow is less, and correspondingly, the current consumption is less, so that the treatment cost is reduced, and the economic benefit is improved.
Drawings
Fig. 1 is a block diagram of a system for processing and recovering waste dry battery pole pieces according to an embodiment of the present invention;
fig. 2 is a schematic front view of a waste dry battery pole piece processing and recycling system according to an embodiment of the present invention;
fig. 3 is a schematic top view of a system for processing and recovering pole pieces of waste dry batteries according to an embodiment of the present invention;
FIG. 4 is a schematic side view of a system for processing and recovering waste dry battery pole pieces according to an embodiment of the present invention;
FIG. 5 is a schematic front view of a water supply apparatus according to an embodiment of the present invention;
FIG. 6 is a schematic side view of a water supply apparatus in an embodiment of the invention;
FIG. 7 is a schematic process flow diagram of a system for processing and recovering waste dry battery pole pieces according to an embodiment of the present invention;
FIG. 8 is a schematic flow chart of a method for processing and recovering waste dry battery pole pieces according to an embodiment of the present invention;
in the figure, 100, a primary crusher; 200. a conveyor; 300. a hammer crusher; 310. a first hammer crusher; 320. a second hammer crusher; 330. a frame; 400. a negative pressure extraction device; 410. a fan; 500. a collection hopper; 510. a first air-turning off machine; 600. a screening device; 700. A water supply device; 710. a water pump; 720. a water pipe; 730. a water storage tank; 800. a dust removal device; 810. a pulse dust collector; 811. a dust removal pipeline; 820. a dust exhaust fan; 830. and the second air-turning off machine.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, a system for processing and recycling waste dry battery pole pieces according to a preferred embodiment of the present invention includes a primary crusher 100, a conveyor 200, a hammer crusher 300, a negative pressure extraction device 400, a collecting hopper 500, and a sieving device 600, wherein the primary crusher 100 is configured to perform primary crushing on a material to reduce the size of the material, which refers to a dry battery pole piece, and the original size is generally 200 × 140 × 3 mm; the feeding end of the conveyor 200 is connected with the primary crusher 100, the discharging end of the conveyor 200 is connected with the hammer crusher 300, and the discharging end of the conveyor 200 is higher than the feeding end of the conveyor 200, so that the materials crushed by the primary crusher 100 are conveyed to the hammer crusher for further crushing; the hammer crusher is used for beating and crushing the materials crushed by the primary crusher 100 to enable the materials to be powdery and granular, the diameter of the materials is about 2-3 mm, and the materials can be further sorted conveniently; the negative pressure extraction device 400 is arranged below the collection hopper 500, and the negative pressure extraction device 400 is connected with the hammer crusher 300 so as to extract the materials crushed by the hammer crusher into the collection hopper 500 under negative pressure and collect the powder and granular materials in the collection hopper 500; the screening device 600 is disposed below the discharge port of the aggregate bin 500 to screen the materials crushed by the hammer crusher to obtain copper particles, aluminum particles and black powder respectively.
According to the invention, the material is crushed in a beating manner through the hammer type crushing device, so that the heating and fire of the material caused by the friction crushing in a cutting manner are prevented, and the potential safety hazard is reduced; also, the degree of wear of the knife is less than the form of cutting. According to the invention, the materials are crushed by beating and then screened, only manual feeding and manual treatment of the crushed materials are required, the degree of automation is higher, the operation is simple, in addition, the equipment in the whole process flow is less, correspondingly, the current consumption is less, the energy consumption is reduced, the treatment cost is reduced, and the economic benefit is improved.
In this embodiment, the primary crusher 100 is a double-shaft shredder, and the collecting hopper 500 is a cyclone collecting hopper 500.
In this embodiment, the hammer crusher device 300 includes a first hammer crusher 310 and a second hammer crusher 320, wherein the first hammer crusher 310 is disposed above the second hammer crusher 320, a feeding end of the first hammer crusher 310 is connected to a discharging end of the conveyor 200, a feeding end of the second hammer crusher 320 is connected to a discharging end of the first hammer crusher 310, and the negative pressure extraction device 400 is connected to a discharging end of the second hammer crusher 320. The material is beaten and crushed by the first hammer crusher 310 to further reduce the size of the material; the material is secondarily beaten and crushed by the second hammer crusher 320 to be crushed into powder particles. The material crushing fineness can be improved by beating the materials for two times, and the materials are beaten into powder particles, so that the materials are convenient to recycle, the recycling space is saved, the logistics cost is indirectly reduced, and the powder particles are convenient for subsequent reuse.
Further, the hammer crusher device 300 further includes a frame 330, the second hammer crusher 320 is disposed below the frame 330, and the first hammer crusher 310 is disposed on the frame 330. Further, the frame 330 includes a support frame and a support platform, the support frame is disposed below the support platform to support the support platform; the second hammer crusher 320 is placed below the support platform and the first hammer crusher 310 is placed above the support platform.
It should be noted that in this embodiment, the first hammer crusher 310 and the second hammer crusher 320 are both hammer-type crushers, and crush the materials in a beating manner. Wherein the rotation speed of the knife roll of the first hammer crusher 310 is less than that of the knife roll of the second hammer crusher 320. The second hammer crusher 320 is a fine crusher, the rotating speed of a knife roller in the fine crusher is about 1400r/min, so that the effect of rapid crushing is achieved, the processing capacity of the material is 80% more than that of a crusher with the rotating speed of 300-400 r/min, the yield after the material is processed by the fine crusher can reach 1.5-1.7 tons per hour, and the economic benefit is greatly improved.
In this embodiment, the negative pressure extracting device 400 is a high pressure fan 410, and the high pressure fan 410 is used to extract the material into the collecting hopper 500 under negative pressure.
Preferably, the system for processing and recycling the waste dry battery pole pieces further comprises a first air-lock fan 510, wherein the first air-lock fan 510 is connected with the discharge port of the collecting hopper 500 and is arranged above the screening device 600 to control the material in the collecting hopper 500 to enter the screening device 600.
In this embodiment, the screening device 600 is a vibrating screen, and two layers of screens are sequentially arranged in the vibrating screen from top to bottom, wherein the screen on the upper layer is 60 meshes; the screen cloth that is located the lower floor is 120 meshes, the shale shaker is provided with different discharge gates to collect different materials respectively, specifically, when utilizing the shale shaker to sieve the material, the aluminium grain is stayed on the upper screen cloth, and the copper grain is stayed on the lower screen cloth, and the black powder falls in the below of lower floor's screen cloth, thereby realizes the separation to three kinds of materials. In the embodiment, the power of the vibrating screen is 1.5KW, the slope of the vibrating screen is 3 degrees, and the discharging is relatively smooth.
In this embodiment, the system for treating and recycling the waste dry battery pole pieces further comprises a water supply device 700, wherein the water supply device 700 is connected with the hammer crusher 300 so as to cool the hammer crusher 300. Specifically, the water supply device 700 is connected to the first hammer crusher 310 and the second hammer crusher 320, and is mainly used for cooling the bearings in the first hammer crusher 310 and the second hammer crusher 320, so as to prevent the bearings from generating high temperature heat when rotating at a high speed, which affects the service life of the bearings.
As shown in fig. 5 and 6, the water supply device 700 includes a water pump 710, a water pipe 720 and a water storage tank 730, wherein the water storage tank 730 is used for storing water, the water pump 710 is connected with the water storage tank 730 to output the water pump 710 from the water storage tank 730, one end of the water pipe 720 is connected with the water pump 710, the other end of the water pipe 720 is connected with the corresponding first hammer crusher 310 and the second hammer crusher 320, and the water pump 710 outputs the water pump 710 from the water storage tank 730 to enter the first hammer crusher 310 and the second hammer crusher 320 through the water pipe 720 to cool the bearings in the first hammer crusher 310 and the second hammer crusher 320.
In this embodiment, old and useless dry battery pole piece handles recovery system still includes dust collector 800, dust collector 800 through dust removal pipeline 811 with hammer crusher 300 with screening plant 600 is connected to handle the dust that produces in the broken material in-process of hammer crusher 300 and the dust that produces in the screening plant 600 screening material in-process, avoid its polluted environment. Specifically, the dust removing device 800 is connected with the first hammer crusher 310 and the second hammer crusher 320.
As shown in fig. 2, the dust removing device 800 includes a pulse dust remover 810, a second air shutter machine 830 and a dust exhaust fan 820, wherein the pulse dust remover 810 is connected with an air outlet of the dust removing pipeline 811, and an air inlet of the dust removing pipeline 811 is respectively connected with the hammer crusher 300 and the sieving device 600; the second air-lock valve 830 is disposed below the dust hopper of the pulse dust collector 810, and the dust exhaust fan 820 is connected to the air outlet of the pulse dust collector 810. The dust gas is purified by the pulse dust collector 810, the dust is collected by the dust hopper, and the standard gas is discharged by the dust exhaust fan 820.
The operation of the present invention is further described below with reference to fig. 7.
As shown in fig. 7, the material is crushed for the first time by using a double-shaft shredder to reduce the size of the material; transferring the crushed materials into a conveyor 200, transferring the crushed materials into a first hammer crusher 310 by using the conveyor 200, and beating and crushing the materials to further reduce the size of the materials; the materials crushed by the first hammer crusher 310 are conveyed to the second hammer crusher 320, and the materials are further beaten and crushed into powder particles, wherein in the process of beating and crushing the materials by the first hammer crusher 310 and the second hammer crusher 320, the high-speed bearing is cooled by the water supply device 700; the fan 410 is used for extracting the crushed materials in the second hammer crusher 320 under negative pressure, and the materials are extracted into the cyclone collecting hopper 500 for collection; the material in the cyclone collecting hopper 500 enters the vibrating screen through the first air-lock valve 510, and the powder material is screened through the vibrating screen to separate out copper particles, aluminum particles and black powder.
As shown in fig. 8, a method for processing and recycling a waste dry battery pole piece according to an embodiment of the present invention includes the following steps:
step S1, performing primary crushing on the material; for dry battery pole pieces, the material is generally 200X 140X 3mm in shape, and the size of the material is reduced by primary crushing; wherein, the primary crushing can be realized by the primary crusher;
step S2, conveying the primarily crushed materials into a hammer type crushing device 300, beating and crushing the materials by using the hammer type crushing device 300 to obtain powder particles, wherein the size of the powder particles is 2-3 mm, so that copper particles, aluminum particles and black powder in the materials can be conveniently separated; the material is crushed in a knocking mode, so that black powder in the material can be prevented from being rubbed and ignited, and potential safety hazards are reduced;
step S3, pumping the powder material into the collecting hopper 500 under negative pressure to further sort the material;
and step S4, conveying the materials in the collecting hopper 500 to a screening device 600, and screening the materials by using the screening device 600 to respectively obtain copper particles, aluminum particles and black powder, so that the waste dry battery pole pieces are treated, valuable copper and aluminum metals are recovered, and the pollution and harm of the black powder to the environment are reduced.
The method for treating and recycling the waste dry battery pole pieces is based on the system for treating and recycling the waste dry battery pole pieces.
Preferably, the step of performing the striking crushing on the material using the hammer crusher 300 includes: performing primary beating crushing on the primarily crushed material by using a first hammer crusher 310; and performing secondary rapping crushing on the material crushed by the first hammer crusher 310 by using the second hammer crusher 320. The size of the material is further reduced by primary beating and crushing, and the material is beaten into powder particles by secondary beating and crushing. The material crushing fineness can be improved by beating and crushing twice, and the material can be conveniently recycled.
Preferably, the method for treating and recycling the waste dry battery pole pieces further comprises the following steps: dust generated in the hammer type crushing device 300 and the screening device 600 is subjected to dust removal treatment, and after the dust is treated, standard gas is discharged to avoid dust pollution to air. It should be noted that this step is performed simultaneously with steps S2 and S4, so as to handle the dust generated during the process of beating the crushed material and the dust generated during the process of sieving in time. In other embodiments, this step may also be performed after step S2 or after step S4.
Preferably, the method for treating and recycling the waste dry battery pole pieces further comprises the following steps: and cooling the hammer crusher 300 to prevent the bearings in the hammer crusher 300 from heating at high temperature.
It should be noted that other specific embodiments of the method for processing and recycling a waste dry battery pole piece of the present invention are substantially the same as the specific embodiments of the system for processing and recycling a waste dry battery pole piece, and are not described herein again.
To sum up, the embodiment of the invention provides a system and a method for processing and recovering waste dry battery pole pieces, wherein materials are crushed in a beating mode through a hammer type crushing device 300, so that the heating and fire of the materials caused by friction crushing in a cutting mode are prevented, and potential safety hazards are reduced; also, the degree of wear of the knife is less than the form of cutting. According to the invention, the whole treatment and recovery system is used for automatically treating the waste dry battery pole pieces, so that the degree of automation is high, and the operation is simple; in addition, the equipment in the whole process flow is less, and correspondingly, the current consumption is less, so that the treatment cost is reduced, and the economic benefit is improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a waste dry battery pole piece handles recovery system which characterized in that includes:
the device comprises a primary crusher, a conveyor, a hammer crusher, a negative pressure extraction device, a collecting hopper and a screening device, wherein the primary crusher is used for performing primary crushing on materials, the feeding end of the conveyor is connected with the primary crusher, the discharging end of the conveyor is connected with the hammer crusher, the discharging end of the conveyor is higher than the feeding end of the conveyor, and the hammer crusher is used for beating and crushing the materials crushed by the primary crusher to enable the materials to be in a powder shape; the negative pressure extraction device is arranged below the collecting hopper and is connected with the hammer type crushing device so as to extract the materials crushed by the hammer type crushing device into the collecting hopper in a negative pressure manner; the screening device is arranged below a discharge hole of the aggregate bin to screen materials crushed by the hammer crusher to respectively obtain copper particles, aluminum particles and black powder.
2. The waste dry battery pole piece processing and recycling system according to claim 1, wherein the hammer crusher device comprises a first hammer crusher and a second hammer crusher, wherein the first hammer crusher is disposed above the second hammer crusher, a feeding end of the first hammer crusher is connected with a discharging end of the conveyor, a feeding end of the second hammer crusher is connected with a discharging end of the first hammer crusher, and the negative pressure extraction device is connected with a discharging end of the second hammer crusher.
3. The waste dry battery pole piece processing and recycling system according to claim 1, further comprising a first air-lock valve, wherein the first air-lock valve is connected with a discharge port of the collecting hopper and arranged above the screening device.
4. The waste dry battery pole piece processing and recycling system according to claim 1, further comprising a water supply device, wherein the water supply device is connected with the hammer crusher device to cool the hammer crusher device.
5. The waste dry battery pole piece processing and recycling system according to claim 1, further comprising a dust removal device, wherein the dust removal device is connected with the hammer crusher and the screening device through a dust removal pipeline.
6. The waste dry battery pole piece processing and recycling system according to claim 5, wherein the dust removing device comprises a pulse dust collector, a second air-lock fan and a dust exhaust fan, wherein the pulse dust collector is connected with an air outlet of the dust removing pipeline, the second air-lock fan is arranged below an ash bucket of the pulse dust collector, and the dust exhaust fan is connected with the air outlet of the pulse dust collector.
7. A method for processing and recovering a waste dry battery pole piece is characterized by comprising the following steps:
performing primary crushing on the material;
conveying the primarily crushed materials into a hammer type crushing device, and beating and crushing the materials by using the hammer type crushing device to obtain powder particles;
extracting the powder material into a collecting hopper under negative pressure;
and conveying the materials in the collecting hopper to a screening device, and screening the materials by using the screening device to respectively obtain copper particles, aluminum particles and black powder.
8. The method for treating and recycling the waste dry battery pole pieces according to claim 7, wherein the step of beating and crushing the materials by using a hammer crusher comprises the following steps:
performing primary beating crushing on the primarily crushed material by using a first hammer crusher;
and carrying out secondary beating crushing on the materials crushed by the first hammer crusher by using a second hammer crusher.
9. The method for processing and recycling the waste dry battery pole pieces according to claim 7, further comprising the following steps: and carrying out dust removal treatment on dust generated in the hammer type crushing device and the screening device.
10. The method for processing and recycling the waste dry battery pole pieces according to claim 7, further comprising the following steps: and cooling the hammer type crushing device.
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| CN202110403524.5A CN113145614A (en) | 2021-04-14 | 2021-04-14 | System and method for treating and recycling waste dry battery pole pieces |
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| CN202110403524.5A CN113145614A (en) | 2021-04-14 | 2021-04-14 | System and method for treating and recycling waste dry battery pole pieces |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117299322A (en) * | 2023-10-08 | 2023-12-29 | 安徽海螺资源综合利用科技有限公司 | Crushing and screening system with negative pressure dust removal function |
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| CN117299322B (en) * | 2023-10-08 | 2024-03-19 | 安徽海螺资源综合利用科技有限公司 | Crushing and screening system with negative pressure dust removal function |
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