CN209997756U

CN209997756U - device for screening black powder in waste batteries

Info

Publication number: CN209997756U
Application number: CN201920459746.7U
Authority: CN
Inventors: 张雷; 贺伟文; 高翔; 李杰聪; 吴光浩
Original assignee: Guangzhou 3E Machinery Co Ltd
Current assignee: Guangzhou 3E Machinery Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-01-31
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a a device for screening black powder in waste battery belongs to waste battery and recycles technical field, and the device includes primary crushing equipment, sorter, drying equipment, deironing equipment, vibrating screen classifier, secondary breaker, second vibrating screen classifier, second sorter, third vibrating screen classifier and takes off the powder machine.

Description

device for screening black powder in waste batteries

Technical Field

The utility model belongs to the technical field of waste battery recycles, especially, relate to kinds of devices that are arranged in screening black powder in the waste battery.

Background

The market of the power battery presents a situation of high-speed growth along with the rapid development of new energy electric automobiles, and meanwhile, the scrappage of the power battery is increased day by day, and the recycling of the scrapped power battery becomes important factors influencing the development of the power battery industry.

The domestic power battery recycling industry is still in the starting and groping stage, the automatic disassembling degree of the power battery is low, and the power battery is mainly disassembled manually. The existing waste battery recovery also has the following defects: 1) low efficiency of recovering black powder in battery materials, and 2) easy accidents.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough of prior art existence, and provide kinds of devices that are arranged in screening waste battery black powder, the device cooperation technology can improve the rate of recovery and the security of black powder in the battery material.

kinds of device for screening black powder in old and useless battery, it includes elementary crushing equipment, the discharge end of elementary crushing equipment loops through the vibrating conveyor, whirlwind aggregate bin is connected with sorter, the discharge end of sorter has connected with drying equipment, deironing equipment and vibrating screen classifier in proper order through conveyer, the discharge end of vibrating screen classifier has connected with secondary breaker and second vibrating screen classifier in proper order through the second conveyer, the discharge end of the second vibrating screen classifier has connected with the second sorter through the second whirlwind aggregate bin;

the other discharge end of the separator is connected with a third cyclone collector through a pipeline, the discharge end of the third cyclone collector is sequentially connected with a third vibrating screening machine and a powder removing machine, the discharge ends of the vibrating screening machine, the second separator, the third vibrating screening machine and the powder removing machine are further connected with a fourth cyclone collector through pipelines, the discharge end of the fourth cyclone collector is connected with a storage hopper, and the cyclone collector, the second cyclone collector, the third cyclone collector and the fourth cyclone collector are all provided with high-pressure fans (black powder and other materials are transmitted through negative pressure).

As an improvement of the technical scheme, the primary crushing equipment comprises a third conveyor and a fourth conveyor, wherein the discharge end of the third conveyor is sequentially connected with an th crusher and a second crusher, the discharge end of the fourth conveyor is connected with a third crusher, and the discharge ends of the second crusher and the third crusher are connected with the feed end of the vibrating conveyor.

As a further improvement of the above technical solution, the third crusher is a hammer mill.

As an improvement of the technical scheme, the iron removing equipment comprises a belt conveyor with a magnetic roller, and a magnetic separator is arranged on the belt conveyor with the magnetic roller.

As an improvement of the above technical solution, the inner channel of the th separator is zigzag, and the second separator is an air flow separator.

As an improvement of the technical scheme, the crushing equipment is arranged in a fireproof sound insulation board room so as to improve the safety.

As an improvement of the above technical scheme, the secondary crusher is a fine hammer crusher, and the power of the fine hammer crusher is 90 kw; the black powder and other impurities are sufficiently crushed.

Additionally, the screening technology of device, it includes following step in proper order:

s1) crushing the batteries by the primary crusher equipment, and sequentially conveying the tab mixture, the black powder mixture and the diaphragm mixture to a th cyclone collector and a th separator by the vibrating conveyor;

s2) conveying the screened tab mixture to drying equipment through a conveyor by a separator, and conveying the black powder mixture and the diaphragm mixture to a third cyclone collector (through negative pressure), drying the tab mixture by the drying equipment, conveying the dried tab mixture to iron removal equipment, removing iron in the tab mixture by the iron removal equipment, conveying the iron-removed tab mixture to a vibration screening machine, conveying the tab mixture screened by the vibration screening machine to a secondary crusher, conveying the black powder screened by the vibration screening machine to a storage hopper, crushing the tab mixture by the secondary crusher, conveying the crushed tab mixture to a second vibration screening machine, conveying the tab mixture by the second vibration screening machine to the second screening machine, and conveying the black powder screened by the second vibration screening machine and the storage hopper;

s3), conveying the black powder mixture and the diaphragm mixture screened by the third cyclone collector to a third vibrating screen classifier, conveying the diaphragm mixture screened by the third vibrating screen classifier to a powder remover, and conveying the black powder screened by the third vibrating screen classifier and the powder remover to a storage hopper.

As an improvement of the technical scheme, the primary crushing equipment comprises a third conveyor and a fourth conveyor, wherein the third conveyor conveys soft-shell batteries or hard-shell batteries except for steel-shell batteries to an -th crusher and a second crusher in sequence, the -th crusher and the second crusher crush the soft-shell batteries, the fourth conveyor conveys the steel-shell batteries to the third crusher, the third crusher crushes the steel-shell batteries, and the tab mixture, the black powder mixture and the diaphragm mixture are conveyed to the vibrating conveyor.

As an improvement of the technical scheme, the temperature in the drying equipment is 300 ℃.

The utility model has the beneficial effects of the utility model provides an devices for screening black powder in old and useless battery, the utility model discloses the device includes primary crushing equipment, sorter, drying equipment, deironing equipment, vibrating screen classifier, secondary crusher, second vibrating screen classifier, second sorter, third vibrating screen classifier and take off the powder machine, it has following advantage 1) multistage breakage makes black powder and other mixtures fully separated out, 2) drying equipment carries out high temperature drying electrolyte, the adhesive, improve the production security, 3) adopt multistage screening, ensure that black powder rate of recovery is more than or equal to 98%, copper content is less than or equal to 1% in the black powder, aluminium content is less than or equal to 2% in the black powder, 4) primary crushing equipment adopts two broken production lines, production lines are broken soft shell battery or the crust battery except the steel shell battery, production lines are broken steel shell batteries in addition, be convenient for like this the broken battery of multiple different forms.

Drawings

FIG. 1 is a schematic view of the process for screening black powder from waste batteries according to the present invention;

fig. 2 is a schematic view of kinds of structures of the device for screening black powder in waste batteries according to the present invention (used for crushing soft-shell batteries or hard-shell batteries except for steel-shell batteries);

fig. 3 is another kinds of schematic structural diagrams of the device for screening black powder in waste batteries according to the present invention (used for crusher steel shell batteries, only primary crushing equipment and the like are shown in the figure, and others are the same as fig. 2);

in the figure, 1, a vibrating conveyor, 111, a third conveyor, 112, an th crusher, 113, a second crusher, 121, a fourth conveyor, 122, a third crusher, 13, a fireproof sound-proof board room, 2, a th cyclone collector, 21, a second cyclone collector, 22, a third cyclone collector, 23, a fourth cyclone collector, 3, a th conveyor, 31, a second conveyor, 4, an iron removal device, 5, a drying device, 6, a th vibrating screen machine, 61, a second vibrating screen machine, 62, a third vibrating screen machine, 7, a secondary crusher, 8, a th sorting machine, 81, a second sorting machine, 9, a powder remover, 91 and a storage hopper.

Detailed Description

To better illustrate the objects, aspects and advantages of the present invention, the present invention will be described with reference to the following embodiments and accompanying drawings, which are referenced by .

It is to be understood that the terms "," "second," etc. are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish information of the type from one another.

Example 1

The embodiment provides apparatuses for screening black powder in waste batteries, as shown in fig. 1 to 3, the apparatuses include a primary crushing device, a discharge end of the primary crushing device is connected to a -th separator 8 through a vibrating conveyor 1 and a -th cyclone collector 2 in sequence, a discharge end of the -th separator 8 is connected to a drying device 5, an iron removal device 4 and a -th vibrating screen 6 through a -th conveyor 3 in sequence, a discharge end of the -th vibrating screen 6 is connected to a secondary crusher 7 and a second vibrating screen 61 through a second conveyor 31, and a discharge end of the second vibrating screen 61 is connected to a second separator 81 through a second cyclone collector 21;

the other discharge end of the -th separator 8 is connected with a third cyclone collector 22 through a pipeline, the discharge end of the third cyclone collector 22 is sequentially connected with a third vibrating screening machine 62 and a powder removing machine 9, the discharge ends of the -th vibrating screening machine 6, the second vibrating screening machine 61, the second separator 81, the third vibrating screening machine 62 and the powder removing machine 9 are further connected with a fourth cyclone collector 23 through pipelines, the discharge end of the fourth cyclone collector 23 is connected with a storage hopper 91, and the -th cyclone collector 2, the second cyclone collector 21, the third cyclone collector 22 and the fourth cyclone collector 23 are all provided with high-pressure fans.

In order to crush batteries of various different forms, it is preferable that the primary crushing apparatus includes a third conveyor 111 and a fourth conveyor 121, a discharge end of the third conveyor 111 is sequentially connected with a th crusher 112 and a second crusher 113, a discharge end of the fourth conveyor 121 is sequentially connected with a third crusher 122, and a discharge end of the second crusher 113 and a discharge end of the third crusher 122 are connected with a feed end of the vibrating conveyor 1.

In order to sufficiently crush the steel-shelled batteries, it is preferable that the third crusher 122 is a hammer mill.

In order to remove iron sufficiently, the iron removing device 4 preferably comprises a belt conveyor with magnetic rollers, and a magnetic separator is mounted on the belt conveyor with magnetic rollers.

In order to sufficiently sort the black powder to obtain relatively pure black powder, it is preferable that the -th sorter 8 has a zigzag internal passage and the second sorter 81 is an air flow sorter.

For improved safety, the crushing plant is preferably arranged in a fire-proof sound-proof board house 13.

In order to more fully break up the black powder and other impurities, the secondary crusher 7 is a fine hammer mill with a power of 90 kw.

Example 2

The embodiment also provides a screening process of the device described in embodiment 1, as shown in fig. 1 to 3, which sequentially comprises the following steps:

s1) the primary crusher device crushes the batteries, and the vibrating conveyor 1 conveys the tab mixture, the black powder mixture and the diaphragm mixture to a th cyclone collector 2 and a th separator 8;

s2) conveying the screened tab mixture to a drying device 5 through a conveyor 3 and conveying the black powder mixture and the diaphragm mixture to a third cyclone collector 22 by a sorting machine 8, drying the tab mixture by the drying device 5, conveying the dried tab mixture to an iron removal device 4, removing iron in the tab mixture by the iron removal device 4, conveying the iron-removed tab mixture to a vibration screening machine 6, conveying the tab mixture screened by the vibration screening machine 6 to a secondary crusher 7, conveying the black powder screened by the vibration screening machine 6 to a storage hopper 91, crushing the tab mixture by the secondary crusher 7, conveying the crushed tab mixture to a second vibration screening machine 61, conveying the tab mixture screened by the second vibration screening machine 61 to a second sorting machine 81, and conveying the black powder screened by the second vibration screening machine 61 and the second sorting machine 81 to the storage hopper 91;

s3), conveying the black powder mixture and the diaphragm mixture screened by the third cyclone collector 22 to a third vibrating screening machine 62, conveying the diaphragm mixture screened by the third vibrating screening machine 62 to a powder removing machine 9, conveying the black powder screened by the third vibrating screening machine 62 and the powder removing machine 9 to a storage hopper 91, and recovering the diaphragm by the powder removing machine and increasing economic benefits;

the primary crushing equipment comprises a third conveyor 111 and a fourth conveyor 121, the third conveyor 111 conveys soft-shell batteries or hard-shell batteries except steel-shell batteries to a -th crusher 112 and a second crusher 113 in sequence, the -th crusher 112 and the second crusher 113 crush the soft-shell batteries, the fourth conveyor 121 conveys the steel-shell batteries to a third crusher 122, the third crusher 122 crushes the steel-shell batteries, the tab mixture, the black powder mixture and the diaphragm mixture are conveyed to the vibrating conveyor 1, and the temperature in the drying equipment 5 is 300 ℃.

By adopting the device of the utility model, the recovery rate of the black powder is more than or equal to 98 percent, the copper content in the black powder is less than or equal to 1 percent, and the aluminum content in the black powder is less than or equal to 2 percent.

It should be finally noted that the above embodiments are intended to illustrate the technical solutions of the present invention, not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced equally without departing from the spirit and scope of the technical solutions of the present invention.

Claims

The device for screening black powder in waste batteries is characterized by comprising primary crushing equipment, wherein the discharge end of the primary crushing equipment is connected with a -th sorting machine through a vibrating conveyor and a -th cyclone collector in sequence, the discharge end of a -th sorting machine is connected with drying equipment, iron removal equipment and a -th vibrating screening machine through a -th conveyor in sequence, the discharge end of a -th vibrating screening machine is connected with a secondary crushing machine and a second vibrating screening machine through a second conveyor in sequence, and the discharge end of the second vibrating screening machine is connected with a second sorting machine through a second cyclone collector;

the other discharge end of the separator is connected with a third cyclone collector through a pipeline, the discharge end of the third cyclone collector is sequentially connected with a third vibrating screening machine and a powder removing machine, the discharge ends of the vibrating screening machine, the second separator, the third vibrating screening machine and the powder removing machine are further connected with a fourth cyclone collector through pipelines, the discharge end of the fourth cyclone collector is connected with a storage hopper, and the cyclone collector, the second cyclone collector, the third cyclone collector and the fourth cyclone collector are all provided with high-pressure fans.
2. The apparatus of claim 1, wherein the primary crushing device comprises a third conveyor and a fourth conveyor, a discharge end of the third conveyor is connected with a th crusher and a second crusher in sequence, a discharge end of the fourth conveyor is connected with a third crusher, and a discharge end of the second crusher and a discharge end of the third crusher are connected with a feed end of the vibrating conveyor.
3. The apparatus of claim 2, wherein the third crusher is a beater crusher.
4. The apparatus of claim 1, wherein said iron removal means comprises a belt conveyor with magnetic rollers on which a magnetic separator is mounted.
5. The apparatus of claim 1 wherein the internal channel of the classifier is zigzag and the second classifier is an air flow classifier.
6. The apparatus of claim 1, wherein the crushing device is disposed within a fire-rated sound-deadening panel house.
7. The apparatus as claimed in claim 1, characterized in that the secondary crusher is a fine blade crusher, the fine blade crusher power being 90 kw.