CN211587919U

CN211587919U - Recycling and separating treatment device for positive and negative electrodes of waste lithium batteries

Info

Publication number: CN211587919U
Application number: CN201922088836.2U
Authority: CN
Inventors: 陈从亮; 陈晨
Original assignee: Puyang Mingli Petrochemical Machinery Manufacturing Co ltd
Current assignee: Puyang Mingli Petrochemical Machinery Manufacturing Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-09-29
Anticipated expiration: 2029-11-28

Abstract

The structure relation of the device for recovering and separating the positive electrode and the negative electrode of the waste lithium battery is that a hammer crusher is fixed on a rack, a belt conveyor is connected with the hammer crusher, and a storage tank is positioned below the hammer crusher; the lower side of the storage tank is provided with a single-layer cylindrical screen, the bottom of the storage tank is provided with an air-lock valve, and the storage tank is connected with a second online dust-cleaning pulse dust remover by an air pipe; the lower edge of the single-layer cylindrical sieve is connected with the water mill granulator through a material pipe; the water mill granulator is fixed on the frame, the water mill granulator is connected with a granulator feeding fan, the granulator feeding fan is connected with a granulator storage tank, a first air-lock device is installed at the bottom of the granulator storage tank, and the granulator storage tank is connected with the secondary tank; the second-stage tank is connected with a first online ash removal pulse dust collector, the first online ash removal pulse dust collector is connected with a first induced draft fan, and a residual air exhaust pipe is installed on the first induced draft fan; the lower side of the second-stage tank is provided with a linear sieve, and the lower side of the linear sieve is provided with a second-stage linear sieve.

Description

Recycling and separating treatment device for positive and negative electrodes of waste lithium batteries

Technical Field

The utility model relates to a processing technology of old and useless lithium cell, especially the positive negative pole of old and useless lithium cell retrieves separation processing apparatus.

Background

The lithium battery is an electronic consumable, and if the waste lithium battery is not treated properly, heavy metals in the waste lithium battery can cause serious pollution to the environment. At present, most of the waste lithium batteries are buried, so that underground soil and underground water are polluted.

Disclosure of Invention

The utility model aims at providing a device for recovering and separating the positive and negative electrodes of waste lithium batteries and an application method thereof, which can separate and recycle the materials such as cobalt, lithium, copper, aluminum, iron and plastics in the waste lithium batteries, and solves the pollution problem existing at present, and the utility model aims at realizing the device and the application method thereof, and comprises a water mill granulator, a granulator feeding fan, a first air closer, a granulator storage tank, a first-level tank, a first draught fan, a residual air calandria, a first online deashing pulse dust remover, a second draught fan, a second-level tank, a second online deashing pulse dust remover, a single-layer cylindrical screen, a storage tank, a hammer piece feeding fan, a second air closer, a hammer piece crusher, a belt conveyor, a second-level linear screen and a linear screen, wherein the hammer piece crusher is fixed on a frame, the belt conveyor is connected with the hammer piece crusher, the storage tank is positioned below the hammer piece crusher, the material storage tank is connected with the hammer piece crusher through a material pipe; the lower side of the storage tank is provided with a single-layer cylindrical screen, the bottom of the storage tank is provided with an air-lock valve, the storage tank is connected with a second online dust cleaning pulse dust remover through an air pipe, and the second online dust cleaning pulse dust remover is connected with a second induced draft fan; the lower side of the single-layer cylindrical screen is connected with a water mill granulator through a material pipe.

The wet grinding granulator is fixed in the frame, and the wet grinding granulator is connected with granulator feeding fan, and granulator feeding fan is connected with granulator storage tank, and first airlock is installed to the bottom of granulator storage tank, and granulator storage tank is connected with the one-level jar.

The one-level jar is connected with first online deashing pulse dust remover, and first online deashing pulse dust remover is connected with first draught fan, installs the residual air calandria on the first draught fan.

And a linear sieve is arranged below the secondary tank, and a secondary linear sieve is arranged below the linear sieve.

The working principle of the utility model is that the recycling treatment of the anode and the cathode of the waste lithium battery is that the anode and the cathode contain heavy metals of cobalt, lithium, copper and aluminum materials which have valuable economic value, and various materials are formed by powder coating and bonding; the utility model discloses an adopt hammer type breakage and second grade water mill pelletization, through the hammer leaf striking in process of production, the material is broken at the high-speed collision in the equipment cavity, and rethread air current is carried, is selected separately, is sieved, and the positive and negative pole piece component material of old and useless lithium cell is separately, the separation is retrieved and is recycled.

The method comprises the following steps of mechanically or manually feeding the anode and cathode materials of the waste lithium battery, feeding the anode and cathode materials into a hammer crusher through a belt conveyor, decomposing powder bonding materials of the materials in crushing collision, conveying the crushed materials into a material storage tank above an inlet of a single-layer cylindrical sieve through a hammer feeding fan, sucking gas into a second online ash removal pulse dust collector, enabling solid materials to fall into the single-layer cylindrical sieve, rotating the single-layer cylindrical sieve to separate metal materials from a carbon powder sieve, enabling the powder to fall into a discharge port of the single-layer cylindrical sieve, and packaging the powder; the rest metal materials enter a water-milling granulator for further crushing and kneading, so that the metal materials and carbon powder are separated more cleanly, and then are conveyed to a first-stage tank above a feed inlet of a linear sieve by a first induced draft fan, gas enters a first online dust-cleaning pulse dust remover, solids fall into the linear sieve for screening, and dust gas in the sieve enters the first online dust-cleaning pulse dust remover through a dust suction hose; the solid materials can be better separated and cleaned in the screening process through the two vibrating screens, so that the cobalt, copper, aluminum and carbon powder are separated more cleanly, and the economic value is better.

The significance of the invention is as follows: the invention has good economic benefit and recovery value, and can reduce the pollution to the environment. The waste lithium battery recovery treatment solves the problem of environmental pollution, and can better promote the popularization and use of new energy.

Drawings

Fig. 1 is a schematic structural diagram of a waste lithium battery anode and cathode recovery and separation processing device, in which, 1, a water mill granulator 2, a granulator feeding fan 3, a first air-blocking device 4, a granulator storage tank 5, a first-level tank 6, a first induced draft fan 7, a residual air exhaust pipe 8, a first online ash removal pulse dust remover 9, a second induced draft fan 10, a second-level tank 11, a second online ash removal pulse dust remover 12, a single-layer cylindrical sieve 13, a storage tank 14, a hammer feeding fan 15, a second air-blocking device 16, a hammer crusher 17, a belt conveyor 18, a second-level linear sieve 19 and a linear sieve.

Fig. 2 is a top view of a device for recovering and separating the positive electrode and the negative electrode of a waste lithium battery, and in the figure 1, a water mill granulator 10, a secondary tank 12, a single-layer cylindrical sieve 13, a storage tank 14, a hammer feeding fan 16, a hammer crusher 17, a belt conveyor 18, a secondary linear sieve 19 and a linear sieve are shown.

Detailed Description

Embodiment 1, the utility model discloses a water mill granulator 1, granulator pay-off fan 2, first airlock 3, granulator storage tank 4, one-level jar 5, first draught fan 6, residual gas calandria 7, first online deashing pulse dust remover 8, second draught fan 9, second grade jar 10, second online deashing pulse dust remover 11, individual layer drum sieve 12, storage tank 13, hammer leaf pay-off fan 14, second airlock 15, hammer leaf breaker 16, band conveyer 17, second grade rectilinear sieve 18, rectilinear sieve 19, hammer leaf breaker 16 is fixed in on the frame, band conveyer 17 and hammer leaf breaker 16 are connected, storage tank 13 is located the lower level of hammer leaf breaker 16 to by material union coupling in the middle of storage tank 13 and hammer leaf breaker 16; the lower side of the storage tank 13 is provided with a single-layer cylindrical screen 12, the bottom of the storage tank 13 is provided with an air-lock valve, the storage tank 13 is connected with a second online dust cleaning pulse dust remover 11 through an air pipe, and the second online dust cleaning pulse dust remover 11 is connected with a second induced draft fan 9; the lower edge of the single-layer cylindrical screen 12 is connected with the water mill granulator 1 through a material pipe.

Embodiment 2 the wet grinding granulator 1 is fixed in the frame, and wet grinding granulator 1 is connected with granulator feeding fan 2, and granulator feeding fan 2 is connected with granulator storage tank 4, and first airlock 3 is installed to the bottom of granulator storage tank 4, and granulator storage tank 4 is connected with one-level jar 5.

Embodiment 3, one-level jar 5 is connected with first online deashing pulse dust remover 8, and first online deashing pulse dust remover 8 is connected with first draught fan 6, installs exhaust calandria 7 on the first draught fan 6.

In example 4, the lower edge of the secondary tank 10 is provided with a linear screen 19, and the lower edge of the linear screen 19 is provided with a secondary linear screen 18.

Embodiment 5, the utility model discloses an application method is, old and useless lithium cell positive negative pole material adopts machinery or manual feeding, gets into hammer crusher 16 through band conveyer 17, makes the material each constitute powder bonding material and decomposes in the crushing collision, and broken material gets into in the storage tank 13 above the import of individual layer drum sieve 12 through hammer feeding fan 14 transport, and gas is inhaled in second online deashing pulse dust remover 11, and solid material falls into individual layer drum sieve 12, and individual layer drum sieve 12 rotates and makes metal material and carbon powder sieve separation, and the powder falls into individual layer drum sieve 12 discharge gate, and the dress ton package; the rest metal materials enter a water-milling granulator 1 for further crushing and kneading, so that the metal materials and carbon powder are separated more cleanly, and then are conveyed into a first-stage tank 5 above a feed inlet of a linear sieve 14 through a first induced draft fan 6, gas enters a first online dust-cleaning pulse dust collector 8, solid falls into a linear sieve 19 for screening, and dust gas in the sieve enters the first online dust-cleaning pulse dust collector 8 through a dust suction hose; the solid materials can be better separated and cleaned in the screening process through the two vibrating screens, so that the cobalt, copper, aluminum and carbon powder are separated more cleanly, and the economic value is better.

Claims

1. Waste lithium battery anode and cathode recovery separation processing device, it includes water mill granulator (1), granulator feeding fan (2), first air blocking device (3), granulator storage tank (4), one-level jar (5), first draught fan (6), residual air calandria (7), first online deashing pulse dust remover (8), second draught fan (9), second grade jar (10), the online pulse dust remover of second (11), individual layer drum sieve (12), storage tank (13), hammer leaf feeding fan (14), air blocking device of second (15), hammer leaf breaker (16), band conveyer (17), second grade sharp sieve (18), sharp sieve (19), characterized by: the hammer crusher (16) is fixed on the frame, the belt conveyor (17) is connected with the hammer crusher (16), the storage tank (13) is positioned below the hammer crusher (16), and the storage tank (13) is connected with the middle of the hammer crusher (16) through a material pipe; the lower side of the storage tank (13) is provided with a single-layer cylindrical screen (12), the bottom of the storage tank (13) is provided with an air-lock valve, the storage tank (13) is connected with a second online dust cleaning pulse dust remover (11) through an air pipe, and the second online dust cleaning pulse dust remover (11) is connected with a second induced draft fan (9); the lower edge of the single-layer cylindrical screen (12) is connected with the water mill granulator (1) through a material pipe.

2. The device for recycling and separating the positive electrode and the negative electrode of the waste lithium battery as claimed in claim 1, is characterized in that: the water mill granulator is characterized in that the water mill granulator (1) is fixed on the frame, the water mill granulator (1) is connected with a granulator feeding fan (2), the granulator feeding fan (2) is connected with a granulator storage tank (4), a first air closing device (3) is installed at the bottom of the granulator storage tank (4), and the granulator storage tank (4) is connected with a first-level tank (5).

3. The device for recycling and separating the positive electrode and the negative electrode of the waste lithium battery as claimed in claim 1, is characterized in that: one-level jar (5) are connected with first online deashing pulse dust remover (8), and first online deashing pulse dust remover (8) are connected with first draught fan (6), install exhaust calandria (7) on first draught fan (6).

4. The device for recycling and separating the positive electrode and the negative electrode of the waste lithium battery as claimed in claim 1, is characterized in that: the lower side of the first-stage tank (5) is provided with a linear sieve (19), and the lower side of the linear sieve (19) is provided with a second-stage linear sieve (18).