CN115863816A - Method and device for selectively recycling lithium in waste ternary lithium battery by wet method - Google Patents
Method and device for selectively recycling lithium in waste ternary lithium battery by wet method Download PDFInfo
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- CN115863816A CN115863816A CN202211509487.7A CN202211509487A CN115863816A CN 115863816 A CN115863816 A CN 115863816A CN 202211509487 A CN202211509487 A CN 202211509487A CN 115863816 A CN115863816 A CN 115863816A
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Abstract
The invention belongs to the technical field of lithium extraction, and particularly relates to a method and a device for selectively recovering lithium in waste ternary lithium batteries by a wet method. According to the lithium extraction device, the feeding assembly is arranged, when the lithium extraction agent is fed, the lithium extraction agent is placed in each feeding frame, then the second motor is started, the second motor drives the feeding frames to slide on the inner wall of the rotary groove through the rotary shaft and the linkage rod, so that the lithium extraction agent is uniformly scattered among the area division frames, the distribution uniformity of the lithium extraction agent is preliminarily improved, the feeding frames are gradually reduced from outside to inside, and the storage space among the area division frames is also gradually reduced from outside to inside.
Description
Technical Field
The invention relates to the technical field of lithium extraction, in particular to a method and a device for selectively recovering lithium in waste ternary lithium batteries by a wet method.
Background
Lithium ion batteries generally use ternary materials as cathode materials, and after the service life of the ternary lithium batteries is reached, lithium can be extracted by recovering the ternary cathode powder in the ternary lithium batteries. The existing waste ternary positive electrode powder is in a lithium extraction process, an extracting agent needs to be added into the ternary positive electrode powder, and the ternary positive electrode powder is stirred through a stirring device, so that the lithium extraction process is realized, however, when the existing stirring device is used for stirring and extracting lithium, the lithium extraction degree in the lithium extraction process is more dependent on the probability under a large experiment, the lithium extraction degree in the lithium extraction process can only be controlled within an acceptable probability range, the lithium extraction degree in the lithium extraction process determines the lithium extraction effect, the lithium extraction is easily caused to be greatly influenced due to the non-uniformity of lithium extraction on partial positions, and the use value of the lithium extraction is reduced.
Disclosure of Invention
The invention provides a method and a device for selectively recycling lithium in waste ternary lithium batteries by a wet method, and the device comprises a lithium extracting tank and a base, wherein a region division stirring assembly is arranged in the lithium extracting tank and comprises a plurality of region division frames and operating plates, connecting plates are fixedly connected to the bottoms of the region division frames at equal intervals, a stirring rod is fixedly connected to the top of each connecting plate, which is positioned between every two adjacent region division frames, the top of each connecting plate is annularly distributed with stirring blades, the top of the lithium extracting tank is fixedly connected with a top plate body, the top of the top plate body is fixedly connected with a first motor, the output shaft of the first motor is fixedly connected with a rotating shaft through a coupler, the outer side of the rotating shaft is annularly distributed with bonding blocks, the bonding blocks are fixedly connected with the adjacent operating plates, one side, which is opposite to each two adjacent operating plates, the top of each operating plate is provided with an adjusting groove, the top of the operating plate, which is positioned at the middle end of the adjusting groove, is fixedly connected with an intermediate plate, two sides of the intermediate plate are fixedly connected with a first hydraulic cylinder, the output ends of the two first hydraulic cylinders are fixedly connected with the sliding blocks, sliding blocks of the sliding blocks which are connected with the sliding blocks, sliding blocks which are close to the sliding blocks of the sliding blocks, and sliding blocks which are connected with the auxiliary rods, and sliding blocks which are close to the sliding blocks which are arranged at the sliding blocks;
as a further scheme of the invention, the inner part of the lithium extracting tank close to the bottom end is fixedly connected with a supporting ring plate, the top of the supporting ring plate is annularly distributed with cylinders, the output ends of the cylinders are fixedly connected with the same outer ring plate, and the outer ring plate is fixedly connected to the outer side of the area dividing frame at the outermost side.
As a further scheme of the invention, the top plate body is provided with a feeding assembly, the feeding assembly comprises a feeding frame and a second motor, the top of the top plate body is provided with a plurality of rotating grooves, the feeding frame is slidably connected inside the corresponding rotating grooves, and the outer sides of the plurality of feeding frames are fixedly connected with the same side connecting rod.
As a further scheme of the invention, the top of the top plate body is fixedly connected with a rack, a second motor is fixedly connected to the top of the rack, an output shaft of the second motor is fixedly connected with a rotating shaft through a coupler, a linkage rod is fixedly connected to the outer side of the rotating shaft, the bottom of the linkage rod is fixedly connected with a rod body, and the rod body is fixedly connected to the top of the side connecting rod.
As a further scheme of the invention, fixing frames are annularly distributed on the outer side of the base, the fixing frames are fixedly connected to the outer side of the lithium extracting tank, the inner side of each fixing frame is fixedly connected with an installation plate, and blanking assemblies are arranged on the outer sides of the installation plates.
As a further scheme of the invention, the blanking assembly comprises a blanking barrel, the blanking barrel is fixedly connected to the outer sides of the mounting plates, the top of the blanking barrel is fixedly connected with a flow guide cover, the bottom of the blanking barrel is fixedly connected with a shaft rod, the top of the shaft rod is fixedly connected with a connecting shaft, the outer side of the connecting shaft is fixedly connected with a spiral blade, and the spiral blade is in contact with the inner wall of the blanking barrel.
As a further scheme of the invention, the bottom of each mounting plate is fixedly connected with a hanging plate, each hanging plate is provided with an impact assembly, and each impact assembly comprises an impact plate.
As a further scheme of the invention, one side of the hanging plate facing the lower charging barrel is fixedly connected with a third hydraulic cylinder, the output end of the third hydraulic cylinder is fixedly connected with an adjusting plate, the impact plates are connected to one side of the adjusting plate through hinges, the opposite sides of the two impact plates on the same adjusting plate are fixedly connected with extension springs at equal intervals, and one side of each impact plate is provided with impact blocks at equal intervals.
As a further scheme of the invention, mounting blocks are annularly distributed on the inner wall of the lithium lifting tank above the air guide sleeve, the top of each mounting block is connected with a second hydraulic cylinder through a hinge, the output end of each second hydraulic cylinder is connected with a plugging plate through a hinge, the plugging plate is connected to the inside of the lithium lifting tank through a hinge, and the plugging plate is in contact with the bottom of the area dividing frame.
The lithium extraction method comprises the following steps:
s1: starting a first motor, wherein the first motor drives each stirring rod and each stirring blade to rotate in each two adjacent area division frames;
s2: when the stirring rod and the stirring blade are rotationally stirred, the auxiliary rod and the auxiliary blade are matched with the stirring rod and the stirring blade;
s3: adjusting a first hydraulic cylinder to drive a sliding block to slide on the inner wall of the adjusting groove, so that the auxiliary leaf is in contact with the area dividing frame;
s4: the first motor drives the auxiliary blade on the outer side of the auxiliary rod to scrape off the material attached to the outer wall of the area dividing frame.
The beneficial effects of the invention are as follows:
1. through being provided with regional division stirring subassembly, in adding the lithium-extracting agent into ternary anodal powder material, when stirring it, start a motor, a motor drives each puddler and stirring leaf and rotates in every two adjacent regional division frames, thereby will add the lithium-extracting agent of this regional inside and carry out lithium with the ternary anodal powder material of current regional inside, puddler and stirring leaf rotate when stirring, the puddler cooperatees with the accessory leaf, realize the stirring through similar mode of filling, make the lithium-extracting between the lithium-extracting agent of current regional inside and the ternary anodal powder material more even, improve lithium-extracting agent and ternary anodal powder material and carry out lithium homogeneity, regional stirring is carried out lithium, carry out regional division to same batch of material, thereby improve lithium-extracting agent and ternary anodal powder material lithium homogeneity, when stirring is accomplished, carry out regional division to lithium-extracting agent and ternary anodal powder material, thereby improve holistic lithium-extracting homogeneity, when carrying out the lithium-extracting agent and unloading material to the material, adjust the sliding block of a hydraulic cylinder drive, thereby make the contact of the regional sliding block and the auxiliary leaf, the outer wall of the region of the auxiliary leaf that drives, the unloading material that drives through the rotation of a division, the scraping process of the auxiliary leaf, the material that reduces.
2. Through being provided with the feeding subassembly, when carrying out the feeding of lithium agent, will carry the lithium agent and place in each feeding frame, start No. two motors then, no. two motors pass through axis of rotation and gangbar and drive the inner wall slip of feeding frame at the swivelling chute, thereby will carry the even unrestrained to each regional division frame of lithium agent between, thereby tentatively improve the distribution homogeneity of carrying the lithium agent, feeding frame outside-in diminishes gradually, storage space outside-in between the regional division frame also diminishes gradually, through this kind of feeding mode, make ternary cathode powder material and the ratio of carrying the lithium agent be in a mean value, thereby guarantee to carry the lithium homogeneity between lithium agent and the ternary cathode powder material.
3. Through being provided with the unloading subassembly, during the unloading, adjust No. two pneumatic cylinders and drive shutoff board and each regional division frame lower extreme separation, simultaneously, adjust cylinder drives each regional division frame and moves one section distance to one side, and each regional division frame is inside to be carried lithium agent and the anodal powder material of ternary and is carried the lithium thing and get into down the feed cylinder through the kuppe, carries the lithium thing and carries out the unloading through the spiral leaf, carries the lithium thing to carrying the lithium thing through the spiral leaf and carries the lithium secondary, further improves it and carries the lithium degree.
4. Through being provided with the striking subassembly, when carrying out the unloading from the spiral lobe of a leaf to the lithium thing of carrying of lithium agent and ternary positive pole powder material, it drives the regulating plate and removes to adjust No. three pneumatic cylinders, thereby drive the outside contact of two striking plates on the regulating plate and lower feed cylinder, the in-process of contact, extension spring is passive tensile, then the striking plate removes towards the upper and lower end of lower feed cylinder, thereby realize the striking of feed cylinder outside large tracts of land, carry the unloading of lithium thing through the striking with higher speed, and simultaneously, prevent to carry the lithium thing and block up in the spiral lobe of a leaf at the unloading in-process, when improving unloading efficiency, ensure spiral unloading normal clear.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a device for selectively recovering lithium from waste ternary lithium batteries by a wet method according to the present invention;
FIG. 2 is a schematic diagram of a region-dividing stirring assembly of a device for selectively recovering lithium in waste ternary lithium batteries by a wet method, which is provided by the invention;
FIG. 3 is a top view of the overall structure of FIG. 2;
FIG. 4 is a schematic structural diagram of a stirring blade of the device for selectively recovering lithium in waste ternary lithium batteries by a wet method, which is provided by the invention;
FIG. 5 is a schematic view of a feeding assembly of an apparatus for selectively recovering lithium from waste ternary lithium batteries by a wet method according to the present invention;
FIG. 6 is an enlarged view of a portion of the structure of FIG. 1;
FIG. 7 is a schematic view of a blanking assembly of the device for selectively recovering lithium in waste ternary lithium batteries by a wet method according to the present invention;
fig. 8 is a sectional view of a structure of a discharging barrel of the device for selectively recovering lithium in waste ternary lithium batteries by a wet method.
In the figure: 1. a lithium extraction tank; 2. a top plate body; 3. a feeding frame; 4. a rotating tank; 5. an outer ring plate; 6. a cylinder; 7. mounting a plate; 8. a hanger plate; 9. a base; 10. a fixed mount; 11. a support ring plate; 12. a region division frame; 13. an operation panel; 14. a first motor; 15. a rotating shaft; 16. a stirring rod; 17. connecting blocks; 18. a connecting plate; 19. stirring blades; 20. fitting blocks; 21. a first hydraulic cylinder; 22. a middle plate; 23. an adjustment groove; 24. a slider; 25. an auxiliary lever; 26. auxiliary leaves; 27. a second motor; 28. a linkage rod; 29. a rod body; 30. a side connecting rod; 31. a rotating shaft; 32. a frame; 33. a plugging plate; 34. a second hydraulic cylinder; 35. mounting blocks; 36. a third hydraulic cylinder; 37. an impact plate; 38. an adjusting plate; 39. a shaft lever; 40. a connecting shaft; 41. an impact block; 42. an extension spring; 43. a pod; 44. helical leaves; 45. and (5) discharging the charging barrel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, a device for selectively recycling lithium in waste ternary lithium batteries by a wet process comprises a lithium extraction tank 1 and a base 9, wherein an area division stirring assembly is arranged inside the lithium extraction tank 1, the area division stirring assembly comprises a plurality of area division frames 12 and an operating plate 13, connecting plates 18 are fixedly connected to the bottoms of the area division frames 12 at equal intervals, a stirring rod 16 is fixedly connected to the top of each connecting plate 18 between every two adjacent area division frames 12, stirring blades 19 are annularly distributed on the outer side of each stirring rod 16, a top plate body 2 is fixedly connected to the top of the lithium extraction tank 1, a first motor 14 is fixedly connected to the top of the top plate body 2, an output shaft of the first motor 14 is fixedly connected to a rotating shaft 15 through a coupler, a bonding block 20 is annularly distributed on the outer side of the rotating shaft 15, the bonding block 20 is fixedly connected to the adjacent operating plate 13, one side of each two adjacent operating plates 13 is fixedly connected to a same connecting block 17, a top adjusting groove 23 of the operating plate 13, a top adjusting groove 23 is fixedly connected to the top of the operating plate 13, a middle plate 22 is fixedly connected to the inner side of the middle plate 22, sliding block 24 of the sliding rod 24 is fixedly connected to the sliding block 24 of the sliding block 24, and an auxiliary sliding block 24 of the sliding rod 24 is connected to the sliding block 24, and an auxiliary sliding block 24 of the sliding cylinder 24, and an auxiliary rod 24, the sliding block 24 is connected to the sliding block 24, and an auxiliary rod 24, the sliding block 24 is connected to the sliding block 24;
through being provided with regional division stirring subassembly, regional stirring is carried out lithium, carry out regional division to the material of same batch, thereby improve the lithium agent and the lithium homogeneity is carried to the ternary anodal powder material of every regional inside, improve holistic lithium homogeneity, after the stirring is accomplished, when carrying lithium agent and the unloading of the lithium thing is carried to the ternary anodal powder material, adjust a pneumatic cylinder 21 and drive sliding block 24 and slide at the inner wall of adjustment tank 23, thereby make auxiliary vane 26 and regional division frame 12 contact, motor 14 drives its rotatory in-process, scrape down regional division frame 12 outer wall adnexed material through auxiliary vane 26, improve the integrality of unloading, reduce the loss of material.
Referring to fig. 2, a supporting ring plate 11 is fixedly connected to the inside of the lithium lifting can 1 near the bottom end, and cylinders 6 are annularly distributed on the top of the supporting ring plate 11, the same outer ring plate 5 is fixedly connected to the output ends of the plurality of cylinders 6, and the outer ring plate 5 is fixedly connected to the outer side of the area dividing frame 12 on the outermost side.
Referring to fig. 5, be equipped with the feeding subassembly on the top plate body 2, and the feeding subassembly includes feeding frame 3 and No. two motors 27, and open at the top of top plate body 2 has a plurality of swivelling chutes 4, and feeding frame 3 sliding connection is in the inside of corresponding swivelling chute 4, the same side connecting rod 30 of the outside fixedly connected with of a plurality of feeding frames 3.
In the invention, the top of the top plate body 2 is fixedly connected with a frame 32, a second motor 27 is fixedly connected with the top of the frame 32, an output shaft of the second motor 27 is fixedly connected with a rotating shaft 31 through a coupler, the outer side of the rotating shaft 31 is fixedly connected with a linkage rod 28, the bottom of the linkage rod 28 is fixedly connected with a rod body 29, and the rod body 29 is fixedly connected with the top of a side connecting rod 30;
through being provided with the feeding subassembly, when carrying out the feeding of lithium agent, to carry the lithium agent and place in each feeding frame 3, start motor 27 No. two then, motor 27 passes through axis of rotation 31 and gangbar 28 and drives feeding frame 3 and slide at the inner wall of swivelling chute 4, thereby will carry the even unrestrained to each regional division frame 12 of lithium agent between, thereby tentatively improve the distribution homogeneity of carrying the lithium agent, feeding frame 3 outside-in diminishes gradually, the storage space outside-in between the regional division frame 12 also diminishes gradually, through this kind of feeding mode, make the proportion of ternary cathode powder material and carrying the lithium agent be in a mean value, thereby ensure to carry the lithium homogeneity between lithium agent and the ternary cathode powder material.
Referring to fig. 6-8, the fixing frames 10 are annularly distributed on the outer side of the base 9, the fixing frames 10 are fixedly connected to the outer side of the lithium extracting tank 1, the mounting plate 7 is fixedly connected to the inner side of each fixing frame 10, and the blanking assemblies are arranged on the outer sides of the mounting plates 7.
According to the invention, the blanking assembly comprises a blanking cylinder 45, the blanking cylinder 45 is fixedly connected to the outer sides of the mounting plates 7, the top of the blanking cylinder 45 is fixedly connected with a guide cover 43, the bottom of the blanking cylinder 45 is fixedly connected with a shaft rod 39, the top of the shaft rod 39 is fixedly connected with a connecting shaft 40, the outer side of the connecting shaft 40 is fixedly connected with a spiral blade 44, and the spiral blade 44 is in contact with the inner wall of the blanking cylinder 45.
In the invention, the bottom of each mounting plate 7 is fixedly connected with a hanging plate 8, and each hanging plate 8 is provided with an impact assembly which comprises an impact plate 37.
In the invention, one side of the lifting plate 8 facing the lower charging barrel 45 is fixedly connected with a third hydraulic cylinder 36, the output end of the third hydraulic cylinder 36 is fixedly connected with an adjusting plate 38, the impact plates 37 are connected with one side of the adjusting plate 38 through hinges, the opposite sides of the two impact plates 37 on the same adjusting plate 38 are fixedly connected with extension springs 42 at equal intervals, and one side of each impact plate 37 is provided with impact blocks 41 at equal intervals.
According to the invention, the mounting blocks 35 are annularly distributed on the inner wall of the lithium lifting tank 1 above the air guide cover 43, the top of each mounting block 35 is connected with a second hydraulic cylinder 34 through a hinge, the output end of each second hydraulic cylinder 34 is connected with a blocking plate 33 through a hinge, the blocking plates 33 are connected inside the lithium lifting tank 1 through hinges, and the blocking plates 33 are contacted with the bottom of the area dividing frame 12.
The method for selecting and recycling the lithium in the waste ternary lithium battery by the wet method comprises the following steps:
s1: starting a first motor 14, wherein the first motor 14 drives each stirring rod 16 and each stirring blade 19 to rotate in each two adjacent area division frames 12;
s2: when the stirring rod 16 and the stirring blade 19 are rotated and stirred, the auxiliary rod 25 and the auxiliary blade 26 are matched with the stirring rod;
s3: adjusting the first hydraulic cylinder 21 to drive the sliding block 24 to slide on the inner wall of the adjusting groove 23, so that the auxiliary blade 26 is in contact with the area dividing frame 12;
s4: the first motor 14 drives the auxiliary blade 26 outside the auxiliary rod 25 to scrape off the material adhered to the outer wall of the area dividing frame 12.
When the lithium extracting agent feeding device is used, when a lithium extracting agent is fed, the lithium extracting agent is placed in each feeding frame 3, then the second motor 27 is started, the second motor 27 drives the feeding frames 3 to slide on the inner wall of the rotary groove 4 through the rotating shaft 31 and the linkage rod 28, so that the lithium extracting agent is uniformly scattered between the area dividing frames 12, the lithium extracting agent is added into the ternary anode powder material, when the lithium extracting agent is stirred, the first motor 14 is started, the first motor 14 drives each stirring rod 16 and each stirring blade 19 to rotate in each two adjacent area dividing frames 12, so that the lithium extracting agent added into the area and the ternary anode powder material in the current area are subjected to lithium extraction, when the stirring rods 16 and the stirring blades 19 are subjected to rotary stirring, the auxiliary rods 25 and the auxiliary blades 26 are matched with the stirring rods, the stirring is realized in a similar filling mode, and the lithium extraction between the lithium extracting agent in the current area and the ternary anode powder material is more uniform, after the stirring is completed, the second hydraulic cylinder 34 is adjusted to drive the blocking plate 33 to be separated from the lower end of each area dividing frame 12, meanwhile, the adjusting cylinder 6 drives each area dividing frame 12 to move upwards for a certain distance, the lithium extracting agent and the lithium extracting object of the ternary positive electrode powder material in each area dividing frame 12 enter the discharging barrel 45 through the guide cover 43, the lithium extracting object is discharged through the spiral blade 44, the first hydraulic cylinder 21 is adjusted to drive the sliding block 24 to slide on the inner wall of the adjusting groove 23, so that the auxiliary blade 26 is contacted with the area dividing frame 12, the first motor 14 drives the material attached to the outer wall of the area dividing frame 12 to be scraped off through the auxiliary blade 26 in the rotating process, and the third hydraulic cylinder 36 is adjusted to drive the adjusting plate 38 to move when the lithium extracting agent and the lithium extracting object of the ternary positive electrode powder material are discharged from the spiral blade 44, thereby drive two striking plates 37 on the regulating plate 38 and the outside contact of feed cylinder 45, the in-process of contact, extension spring 42 is tensile passively, then striking plate 37 moves towards the upper and lower end of feed cylinder 45 down to realize the impact of the large tracts of land in feed cylinder 45 outside, through striking unloading of carrying lithium thing with higher speed, the staff collects the lithium thing of carrying after the unloading, finishes the operation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The device for selectively recycling lithium in the waste ternary lithium battery by the wet method comprises a lithium lifting tank (1) and a base (9), and is characterized in that an area division stirring assembly is arranged inside the lithium lifting tank (1) and comprises a plurality of area division frames (12) and operating plates (13), connecting plates (18) are fixedly connected to the bottoms of the area division frames (12) at equal intervals, each connecting plate (18) is located at the top between every two adjacent area division frames (12), stirring rods (16) are fixedly connected at the tops of the area division frames, stirring blades (19) are annularly distributed at the outer side of each stirring rod (16), a top plate body (2) is fixedly connected to the top of the lithium lifting tank (1), a motor (14) is fixedly connected to the top of the top plate body (2), an output shaft of the motor (14) is fixedly connected with a rotating shaft (15) through a coupler, attaching blocks (20) are annularly distributed at the outer side of the rotating shaft (15), the attaching blocks (20) are fixedly connected with adjacent operating plates (13), one side of each two adjacent operating plates (13) is fixedly connected with a rotating shaft (15), adjusting plates (23) are fixedly connected with a middle adjusting plate (23), and an adjusting plate (22) is connected with a hydraulic cylinder (17) at the top of the middle operating plate (13), the output ends of the first hydraulic cylinders (21) are fixedly connected with sliding blocks (24), the sliding blocks (24) are connected to the inner wall of the adjusting groove (23) in a sliding mode, the bottom of each sliding block (24) is fixedly connected with an auxiliary rod (25), auxiliary blades (26) are distributed on the outer side of each auxiliary rod (25) in an annular mode, and the auxiliary rods (25) are close to the stirring rod (16);
2. the device for selectively recycling lithium in waste ternary lithium batteries by using the wet method according to claim 1, characterized in that a supporting ring plate (11) is fixedly connected to the inner part of the lithium lifting tank (1) close to the bottom end, the cylinders (6) are annularly distributed on the top of the supporting ring plate (11), the output ends of the multiple cylinders (6) are fixedly connected with the same outer ring plate (5), and the outer ring plate (5) is fixedly connected to the outer side of the area dividing frame (12) on the outermost side.
3. The device for selectively recycling lithium in waste ternary lithium batteries by a wet method according to claim 1, wherein a feeding assembly is arranged on the top plate body (2) and comprises a feeding frame (3) and a second motor (27), a plurality of rotary grooves (4) are formed in the top of the top plate body (2), the feeding frame (3) is slidably connected to the corresponding rotary grooves (4), and the outer sides of the feeding frames (3) are fixedly connected with the same side connecting rod (30).
4. The device for selectively recycling lithium in waste ternary lithium batteries by using the wet method according to claim 3, characterized in that a rack (32) is fixedly connected to the top of the top plate body (2), a second motor (27) is fixedly connected to the top of the rack (32), an output shaft of the second motor (27) is fixedly connected with a rotating shaft (31) through a coupler, a linkage rod (28) is fixedly connected to the outer side of the rotating shaft (31), a rod body (29) is fixedly connected to the bottom of the linkage rod (28), and the rod body (29) is fixedly connected to the top of the side connecting rod (30).
5. The device for selectively recycling lithium in waste ternary lithium batteries by using a wet method according to claim 1, characterized in that fixing frames (10) are annularly distributed on the outer side of the base (9), the fixing frames (10) are fixedly connected to the outer side of the lithium lifting tank (1), the inner side of each fixing frame (10) is fixedly connected with a mounting plate (7), and a blanking assembly is arranged on the outer side of each mounting plate (7).
6. The device for selectively recycling lithium in waste ternary lithium batteries by using the wet method according to claim 5, wherein the blanking assembly comprises a blanking cylinder (45), the blanking cylinder (45) is fixedly connected to the outer sides of the mounting plates (7), a guide cover (43) is fixedly connected to the top of the blanking cylinder (45), a shaft rod (39) is fixedly connected to the bottom of the blanking cylinder (45), a connecting shaft (40) is fixedly connected to the top of the shaft rod (39), spiral blades (44) are fixedly connected to the outer sides of the connecting shaft (40), and the spiral blades (44) are in contact with the inner wall of the blanking cylinder (45).
7. The device for selectively recycling lithium in waste ternary lithium batteries by a wet method according to claim 6, characterized in that a hanging plate (8) is fixedly connected to the bottom of each mounting plate (7), and each hanging plate (8) is provided with an impact assembly, wherein the impact assembly comprises an impact plate (37).
8. The device for selectively recycling lithium in waste ternary lithium batteries by a wet method according to claim 7, characterized in that one side of the hanging plate (8) facing the lower charging barrel (45) is fixedly connected with a third hydraulic cylinder (36), the output end of the third hydraulic cylinder (36) is fixedly connected with an adjusting plate (38), the impact plates (37) are connected to one side of the adjusting plate (38) through hinges, opposite sides of two impact plates (37) on the same adjusting plate (38) are fixedly connected with extension springs (42) at equal intervals, and one side of each impact plate (37) is provided with impact blocks (41) at equal intervals.
9. The device for selectively recycling lithium in waste ternary lithium batteries by using the wet method according to claim 8, characterized in that mounting blocks (35) are annularly distributed on the inner wall of the lithium extraction tank (1) above the air guide sleeve (43), the top of each mounting block (35) is connected with a second hydraulic cylinder (34) through a hinge, the output end of each second hydraulic cylinder (34) is connected with a plugging plate (33) through a hinge, the plugging plate (33) is connected inside the lithium extraction tank (1) through a hinge, and the plugging plate (33) is in contact with the bottom of the area dividing frame (12).
10. A lithium extraction method of a device for selectively recovering lithium in waste ternary lithium batteries by a wet method is characterized by comprising the following steps:
s1: starting a first motor (14), wherein the first motor (14) drives each stirring rod (16) and each stirring blade (19) to rotate in each two adjacent area division frames (12);
s2: when the stirring rod (16) and the stirring blade (19) are rotationally stirred, the auxiliary rod (25) and the auxiliary blade (26) are matched with the stirring rod;
s3: adjusting a first hydraulic cylinder (21) to drive a sliding block (24) to slide on the inner wall of an adjusting groove (23), so that an auxiliary blade (26) is in contact with the area dividing frame (12);
s4: the first motor (14) drives the auxiliary blade (26) on the outer side of the auxiliary rod (25) to scrape off materials attached to the outer wall of the area dividing frame (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211509487.7A CN115863816A (en) | 2022-11-29 | 2022-11-29 | Method and device for selectively recycling lithium in waste ternary lithium battery by wet method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211509487.7A CN115863816A (en) | 2022-11-29 | 2022-11-29 | Method and device for selectively recycling lithium in waste ternary lithium battery by wet method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117482838A (en) * | 2024-01-02 | 2024-02-02 | 水润天府新材料有限公司 | Buton rock asphalt modified mixture production equipment and process |
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2022
- 2022-11-29 CN CN202211509487.7A patent/CN115863816A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117482838A (en) * | 2024-01-02 | 2024-02-02 | 水润天府新材料有限公司 | Buton rock asphalt modified mixture production equipment and process |
| CN117482838B (en) * | 2024-01-02 | 2024-03-15 | 水润天府新材料有限公司 | Buton rock asphalt modified mixture production equipment and process |
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