CN114094220A - Waste lithium battery heat treatment device - Google Patents
Waste lithium battery heat treatment device Download PDFInfo
- Publication number
- CN114094220A CN114094220A CN202111370035.0A CN202111370035A CN114094220A CN 114094220 A CN114094220 A CN 114094220A CN 202111370035 A CN202111370035 A CN 202111370035A CN 114094220 A CN114094220 A CN 114094220A
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- China
- Prior art keywords
- heat treatment
- flotation
- fixed
- gas injection
- distillation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/02—Obtaining noble metals by dry processes
- C22B11/021—Recovery of noble metals from waste materials
- C22B11/025—Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper, or baths
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
- C22B11/046—Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper or baths
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The invention belongs to the field of lithium battery recovery treatment, and relates to a waste lithium battery heat treatment device which comprises a heat treatment furnace, a heat treatment cavity is fixedly arranged in the heat treatment furnace, a heat treatment device is arranged in the heat treatment cavity and is used for carrying out heat treatment on the battery crushed material, the flotation tank is fixedly arranged at the lower right part of the heat treatment furnace, the flotation device is arranged in the flotation tank and is used for carrying out flotation on the crushed objects of the heat-treated battery, the invention takes the combustible gas generated in the heat treatment into consideration when the waste battery is subjected to heat treatment, the combustible gas is combusted, the flotation solution is subjected to distillation treatment, the flotation solution and the combustible gas are recycled, the damage of thermal treatment to the environment is reduced, meanwhile, the flotation efficiency is improved, and errors caused by overlong use time of the flotation solution are reduced.
Description
Technical Field
The invention belongs to the field of lithium battery recovery processing, and particularly relates to a waste lithium battery heat treatment device.
Background
As is well known, the recycling work of lithium batteries is an important work for improving the environment, but various pollutions exist in the recycling work at the present stage.
The recovery of noble metals in waste batteries requires purification by heat treatment, but a large amount of combustible harmful gases are generated in the heat treatment process, and the gases can cause great pollution to the environment if being directly discharged without being treated.
Precious metal recovery is usually completed by adopting a flotation mode, but in the working process of common flotation, impurities such as organic matters are gradually accumulated in flotation liquid, the density of the flotation liquid is influenced, further, an error is generated in the flotation process, the precious metal recovery is insufficient, and the flotation liquid can also become a serious environmental pollution source after being used for a long time.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a waste lithium battery heat treatment device which can burn toxic and harmful combustible gas generated in heat treatment and distill flotation liquid with heat released by burning.
The purpose of the invention can be realized by the following technical scheme: the utility model provides an abandonment lithium cell heat treatment device, includes the heat treatment furnace, the fixed heat treatment chamber that is equipped with in the heat treatment furnace, the heat treatment intracavity is equipped with heat treatment device, and heat treatment device is used for carrying out heat treatment to battery crushing thing, the fixed flotation cell that is equipped with of department under the heat treatment furnace right side, be equipped with flotation device in the flotation cell, flotation device is used for carrying out the flotation with the battery crushing thing after the heat treatment, the heat treatment furnace right side is equipped with the distillation furnace, be equipped with distillation chamber in the distillation furnace, the distillation intracavity is equipped with distillation plant, and distillation plant is used for carrying out the distillation with flotation waste water and handles, the distillation furnace with the flotation cell is connected with the drinking-water pipe, be equipped with the gas injection piece in the middle of the drinking-water pipe, be equipped with the gas injection device in the gas injection piece, the gas injection device is used for carrying out gas injection and drawing water to flotation device.
Preferably, the heat treatment device comprises a feed inlet fixedly arranged at the upper end of the heat treatment furnace, a heating column is fixedly arranged in the middle of the heat treatment cavity, a plurality of heating holes are fixedly formed in the heating column, a gear bottom plate is arranged at the lower end of the flotation tank in a rotating mode, a rotating sliding block is fixedly arranged on the ground below the gear bottom plate, the gear bottom plate is connected with the heat treatment furnace in a sliding mode and is provided with a rotating sliding block, a first motor is fixedly arranged on the lower side wall of the heat treatment furnace, a first motor shaft is arranged at the output end of the first motor in a rotating mode, a motor gear is fixedly arranged on the first motor shaft, and the motor gear is meshed with the gear bottom plate.
Preferably, the fixed second motor that is equipped with in heat treatment furnace right side bottom, the output rotation of the second motor that protects is equipped with and pushes away the material axis of rotation, it is equipped with the feed gate gear to push away the material axis of rotation and go up the fixed rotating gate that is equipped with, the heat treatment furnace downside bottom slides and is equipped with the feed gate rack, the fixed ejection of compact sliding block that is equipped with on the feed gate rack, the feed gate rack with feed gate gear engagement, the fixed flotation feed inlet that is equipped with on the feed gate rack, the fixed ejection of compact spout that is equipped with in heat treatment furnace right side bottom, it is equipped with to slide in the ejection of compact spout ejection of compact sliding block, the fixed flotation feed inlet that is equipped with on the heat treatment furnace right side wall, it is equipped with to slide in the ejection of compact spout the flotation feed inlet.
Preferably, the flotation device comprises a flotation tank fixedly arranged at the lower right of the heat treatment furnace, the left side wall and the right side wall are rotatably connected with an electric shaft, a flotation rotating plate is fixedly arranged on the electric shaft, the distillation device comprises a heating column fixedly arranged at the right side wall of the heat treatment chamber, a combustion chamber is fixedly arranged on the outer side wall of the heat treatment furnace, the combustion chamber is fixedly provided with an ignition device at the lower side wall of the combustion chamber, the distillation furnace is fixedly arranged at the upper end of the combustion chamber, the distillation chamber is fixedly arranged in the distillation furnace, the distillation opening is fixedly arranged at the upper end of the distillation furnace, a condensation pipe is fixedly arranged on the side wall of the distillation opening, and a return pipe is fixedly arranged on the lower side wall of the condensation pipe.
Preferably, the gas injection device is including fixed the drinking-water pipe of lateral wall under the distillation chamber, the fixed suction pump that is equipped with on the drinking-water pipe, the fixed gas injection piece that is equipped with in the middle of the drinking-water pipe, fixed being equipped with in gas injection piece upper end, the internal fixation is equipped with outer spout, it is equipped with outer slide bar to slide in the outer spout, the fixed gas injection sliding block that is equipped with on the outer slide bar, the internal fixation is equipped with interior spout, it is equipped with interior slide bar to slide in the interior spout, the fixed slide bar that is equipped with on the gas injection sliding block, fixed being equipped with on the interior slide bar annotates the gas board, the fixed a plurality of air inlets that are equipped with of drinking-water pipe lower extreme.
Preferably, the lateral wall internal fixation is equipped with gas injection power chamber around the gas injection piece, the gas injection power intracavity slides and is equipped with outer lifting rack, the fixed outer lifting rack that is equipped with on the outer slide bar, the fixed telescopic link that is equipped with of lateral wall on the gas injection piece, the telescopic link lower extreme is fixed to be equipped with outer lifting rack, the gas injection power intracavity slides and is equipped with interior lifting gear, rotate on the interior slide bar and be equipped with interior lifting gear, interior slide bar with the first torsional spring of interior lifting gear fixedly connected with, the fixed gas injection board that is equipped with on the interior slide bar, the fixed pulling rod that is equipped with on the gas injection slide bar, the fixed gas block that is equipped with on the pulling rod, the sliding is equipped with in the drinking-water pipe the gas block, the fixed internal fixation rack that is equipped with in the gas injection power intracavity, gas injection power intracavity rotation colour still has lower rotating shaft, the fixed outer fixed gear that is equipped with on the lower rotating shaft, the lower rotating shaft and the external fixed gear are fixedly connected with a second torsion spring, the lower end of the gas injection block is rotatably provided with the lower rotating shaft, and the lower rotating shaft is fixedly provided with a gas injection plate.
Pouring crushed materials of the battery into a heat treatment cavity through a feeding hole, starting combustion heating in a heating column, starting a first motor to drive a motor gear to rotate, driving a gear bottom plate to rotate by the motor gear, accelerating the heat treatment by the gear bottom plate rotating, starting a second motor after the heat treatment is finished, starting the second motor to drive a material pushing rotating shaft to rotate, driving a rotating door to rotate by the material pushing rotating shaft, meanwhile, the pushing rotating shaft rotates to drive the feed gate gear to rotate, the feed gate gear is meshed with the feed gate rack to drive the feed gate rack to slide, the feed gate rack slides to drive the discharging sliding block to move, the discharging sliding block moves to drive the flotation feed port to move, the rotation door is driven to rotate while the flotation feed inlet is opened, the rotation door rotates to push the crushed battery after the heat treatment into the flotation tank, the whole heat treatment process is accelerated through internal rotation, and meanwhile, the foundation is provided for the next flotation.
In the flotation process, the electric shaft is started, the electric shaft rotates to take out organic matters and the like floating in the flotation tank, the water suction pump is closed, the telescopic rod is started, the telescopic rod drives the outer lifting rack to move downwards, the outer lifting rack moves downwards to drive the outer sliding rod to move downwards, the outer sliding rod moves downwards to drive the gas injection sliding block to move downwards, the gas injection sliding block moves downwards to drive the inner sliding rod to move downwards, the inner sliding rod moves downwards to drive the upper gas injection plate to move downwards, the lower gas injection plate rotates downwards under the pushing of air pressure, the extension amount of the telescopic rod is not enough to enable the outer lifting rack to be meshed with the outer fixed gear, the telescopic rod moves upwards, the lower gas injection plate is closed at the moment, the upper gas injection plate rotates downwards under the action of the air pressure, the gas injection into the flotation tank is realized in a reciprocating mode, when the water pumping needs to be realized, the telescopic rod extends downwards to enable the outer lifting rack to be meshed with the outer fixed gear, meanwhile, the inner lifting gear is meshed with the inner fixed rack, at the moment, the lower air injection plate and the upper air injection plate rotate inwards to be attached to the wall surface of the air injection block, meanwhile, the telescopic rod extends downwards to drive the gas injection sliding block to move downwards, the gas injection sliding block moves upwards to drive the pulling rod to move downwards, the pulling rod moves downwards to drive the gas blocking block to move downwards, the gas blocking block moves downwards to close the water pumping pipe, the water pumping pump is started to pump the flotation liquid in the flotation tank into the distillation cavity at the moment, the ignition device is started to ignite the combustible gas entering the combustion cavity to distill the flotation liquid entering the distillation cavity, the distillation gas enters the condensation pipe to realize condensation and flows back into the flotation tank through the return pipe, the gas injection is carried out on the flotation solution in the checking process, the flotation speed is accelerated, the flotation effect is improved, meanwhile, the flotation solution can be pumped out for distillation treatment, the flotation solution can be recycled, and combustible waste gas generated in the heat treatment process can be treated.
Compared with the prior art, this abandonment lithium cell heat treatment device has following advantage:
1. the whole heat treatment process is accelerated through internal rotation, and meanwhile, the foundation is provided for the next flotation.
2. And gas is injected into the flotation liquid in the checking process, so that the flotation speed is increased, and the flotation effect is improved.
3. The flotation solution is pumped out for distillation treatment, the flotation solution is recycled, and combustible waste gas generated in the heat treatment is treated.
Drawings
Fig. 1 is a schematic structural view of a waste lithium battery heat treatment apparatus.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a sectional view taken along a-a in fig. 2.
Fig. 4 is a sectional view taken along line B-B in fig. 3.
FIG. 5 is a sectional view taken along line C-C in FIG. 2
Fig. 6 is an enlarged view of the structure at D in fig. 2.
Fig. 7 is a sectional view taken along the direction E-E in fig. 6.
Fig. 8 is a sectional view taken in the direction F-F in fig. 7.
In the figure, 10, a heat treatment furnace; 11. a feed inlet; 12. heating the column; 13. an exhaust gas inlet; 14. a thermal processing chamber; 15. A combustion chamber; 16. a distillation furnace; 17. an ignition device; 18. a distillation chamber; 19. a gas injection power cavity; 20. a water pumping pipe; 21. a flotation rotor plate; 22. an electric shaft; 23. an air inlet; 24. a flotation tank; 25. a flotation feed port; 26. heating the hole; 27. rotating the slide block; 28. a first motor; 29. a motor gear; 30. a gear bottom plate; 31. an inner chute; 32. a rotating door; 33. a pushing rotating shaft; 34. a discharging sliding block; 35. a discharge chute; 36. a discharge door chute; 37. a second motor; 38. a feed gate gear; 39. a feed gate rack; 40. an outer chute; 41. fixing a rack inside; 42. externally fixing a gear; 43. an outer lifting rack; 44. injecting gas block; 45. a first torsion spring; 46. an inner slide bar; 47. an outer slide bar; 48. pulling a rod; 49. a gas block; 50. a water pump; 51. An inner lifting gear; 52. a gas injection sliding block; 53. a distillation opening; 54. a condenser tube; 55. a return pipe; 56. a lower air injection plate; 57. a second torsion spring; 58. rotating the shaft downwards; 59. an upper gas injection plate; 60. a gas injection chute; 61. a telescopic rod; 62. a first motor shaft.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, a waste lithium battery heat treatment device comprises a heat treatment furnace 10, a heat treatment chamber 14 is fixedly arranged in the heat treatment furnace 10, a heat treatment device is arranged in the heat treatment chamber 14 and is used for heat treatment of battery crushed objects, a flotation tank 24 is fixedly arranged at the lower right of the heat treatment furnace 10, a flotation device is arranged in the flotation tank 24 and is used for performing flotation on the battery crushed objects after heat treatment, a distillation furnace 16 is arranged at the right side of the heat treatment furnace 10, a distillation chamber 18 is arranged in the distillation furnace 16, a distillation device is arranged in the distillation chamber 18 and is used for performing distillation treatment on flotation wastewater, the distillation furnace 16 and the flotation tank 24 are connected with a water pumping pipe 20, an air injection block 44 is arranged in the middle of the water pumping pipe 20, and an air injection device is arranged in the air injection block 44 and is used for injecting air and pumping water to the flotation device.
As shown in fig. 2, the heat treatment device comprises a feed inlet 11 fixedly arranged at the upper end of a heat treatment furnace 10, a heating column 12 is fixedly arranged in the middle of a heat treatment cavity 14, a plurality of heating holes 26 are fixedly arranged on the heating column 12, a gear bottom plate 30 is rotatably arranged at the lower end of a flotation tank 24, a rotating slide block 27 is fixedly arranged on the ground below the gear bottom plate 30, the gear bottom plate 30 is slidably connected with the heat treatment furnace 10 through the rotating slide block 27, a first motor 28 is fixedly arranged on the lower side wall of the heat treatment furnace 10, a first motor shaft 62 is rotatably arranged at the output end of the first motor 28, a motor gear 29 is fixedly arranged on the first motor shaft 62, and the motor gear 29 is meshed with the gear bottom plate 30.
As shown in fig. 2, 3, and 4, a second motor 37 is fixedly disposed at the bottom of the right side of the heat treatment furnace 10, a material pushing rotating shaft 33 is rotatably disposed at an output end of the second motor 37, a material feeding gate gear 38 is fixedly disposed on the material pushing rotating shaft 33, a rotating gate 32 is fixedly disposed on the material pushing rotating shaft 33, a material feeding gate rack 39 is slidably disposed at the bottom of the lower side of the heat treatment furnace 10, a material discharging sliding block 34 is fixedly disposed on the material feeding gate rack 39, the material feeding gate rack 39 is engaged with the material feeding gate gear 38, a flotation feed port 25 is fixedly disposed on the material feeding gate rack 39, a material discharging chute 35 is fixedly disposed at the bottom of the right side of the heat treatment furnace 10, a material discharging sliding block 34 is slidably disposed in the material discharging chute 35, a flotation feed port 25 is fixedly disposed on the material discharging block 34, a material discharging gate chute 36 is fixedly disposed on the right side wall of the heat treatment furnace 10, and a flotation feed port 25 is slidably disposed in the material discharging gate chute 36.
As shown in fig. 2 and 5, the flotation device includes a flotation tank 24 fixedly disposed at the lower right of the heat treatment furnace 10, the left and right side walls of the heat treatment furnace 10 are rotatably connected with an electric shaft 22, a flotation rotating plate 21 is fixedly disposed on the electric shaft 22, the distillation device includes a heating column 12 fixedly disposed at the right side wall of the heat treatment chamber 14, a combustion chamber 15 is fixedly disposed at the outer side wall of the heat treatment furnace 10, the combustion chamber 15 is fixedly disposed at the lower side wall of the combustion chamber 15, an ignition device 17 is fixedly disposed at the upper end of the combustion chamber 15, a distillation furnace 16 is fixedly disposed at the inner end of the distillation furnace 16, a distillation opening 53 is fixedly disposed at the upper end of the distillation furnace 16, a condensation pipe 54 is fixedly disposed at the side wall of the distillation opening 53, and a return pipe 55 is fixedly disposed at the lower side wall of the condensation pipe 54.
As shown in fig. 2, 6 and 7, the gas injection device includes a water pumping pipe 20 fixedly disposed on the lower side wall of the distillation cavity 18, a water pumping pump 50 is fixedly disposed on the water pumping pipe 20, a gas injection block 44 is fixedly disposed in the middle of the water pumping pipe 20, an upper end of the gas injection block 44 is fixedly disposed with a 63, an outer chute 40 is fixedly disposed in the 63, an outer slide rod 47 is slidably disposed in the outer chute 40, a gas injection slide block 52 is fixedly disposed on the outer slide rod 47, an inner chute 31 is fixedly disposed in the 63, an inner slide rod 46 is slidably disposed in the inner chute 31, an inner slide rod 46 is fixedly disposed on the gas injection slide block 52, an upper gas injection plate 59 is fixedly disposed on the inner slide rod 46, and a plurality of gas inlets 23 are fixedly disposed at the lower end of the water pumping pipe 20.
As shown in fig. 2, 6 and 7, an air injection power cavity 19 is fixedly arranged in the front and rear side walls of an air injection block 44, an outer lifting rack 43 is slidably arranged in the air injection power cavity 19, an outer lifting rack 43 is fixedly arranged on an outer sliding rod 47, an expansion rod 61 is fixedly arranged on the upper side wall of the air injection block 44, an outer lifting rack 43 is fixedly arranged at the lower end of the expansion rod 61, an inner lifting gear 51 is slidably arranged in the air injection power cavity 19, an inner lifting gear 51 is rotatably arranged on an inner sliding rod 46, the inner sliding rod 46 and the inner lifting gear 51 are fixedly connected with a first torsion spring 45, an upper air injection plate 59 is fixedly arranged on the inner sliding rod 46, a pulling rod 48 is fixedly arranged on the air injection sliding block 52, an air blocking block 49 is fixedly arranged on the pulling rod 48, an air blocking block 49 is slidably arranged in a water pumping pipe 20, an inner fixing rack 41 is fixedly arranged in the air injection power cavity 19, a lower rotating shaft 58 is also rotatably arranged in the air injection power cavity 19, an outer fixing gear 42 is fixedly arranged on the lower rotating shaft 58, the lower rotating shaft 58 and the external fixed gear 42 are fixedly connected with a second torsion spring 57, the lower end of the air injection block 44 is rotatably provided with a lower rotating shaft 58, and the lower rotating shaft 58 is fixedly provided with a lower air injection plate 56.
Pouring the crushed battery materials into a heat treatment cavity 14 with a feed port 11, starting combustion heating in a heating column 12, starting a first motor 28 to drive a first motor shaft 62 to rotate, driving a gear bottom plate 30 to rotate by the first motor shaft 62, driving the gear bottom plate 30 to rotate to accelerate heat treatment, starting a second motor 37 after the heat treatment is finished, driving a pushing rotating shaft 33 to rotate by the second motor 37, driving a rotating door 32 to rotate by the pushing rotating shaft 33, driving a feed door gear 38 to rotate by the pushing rotating shaft 33, driving the feed door gear 38 to be meshed with a feed door rack 39 to drive the feed door rack 39 to slide, driving a discharge sliding block 34 to move by the feed door rack 39, driving a flotation feed port 25 to move by the discharge sliding block 34, driving the rotating door 32 to rotate while opening the flotation feed port 25, and pushing the crushed battery materials after the heat treatment into a flotation tank 24 by the rotating door 32, the whole heat treatment process is accelerated, and a foundation is provided for the next flotation.
In the flotation process, the electric shaft 22 is started, the electric shaft 22 rotates to take out organic matters and the like floating in the flotation tank 24, the water suction pump 50 is closed, the telescopic rod 61 is started, the telescopic rod 61 drives the outer lifting rack 43 to move downwards, the outer lifting rack 43 moves downwards to drive the outer sliding rod 47 to move downwards, the outer sliding rod 47 moves downwards to drive the gas injection sliding block 52 to move downwards, the gas injection sliding block 52 moves downwards to drive the inner sliding rod 46 to move downwards, the inner sliding rod 46 moves downwards to drive the upper gas injection plate 59 to move downwards, the lower gas injection plate 56 rotates downwards under the pushing of air pressure, at the moment, the extension amount of the telescopic rod 61 is not enough to enable the outer lifting rack 43 to be meshed with the outer fixed gear 42, the telescopic rod 61 moves upwards, at the moment, the lower gas injection plate 56 is closed, the upper gas injection plate 59 rotates downwards under the action of the air pressure, the air injection into the flotation tank 24 is realized in a reciprocating mode, and when water pumping is required, the telescopic rod 61 extends downwards to the outer lifting rack 43 to be meshed with the outer fixed gear 42, the inner lifting gear 51 is meshed with the inner fixed gear 41, the lower air injection plate 56 and the upper air injection plate 59 rotate inwards to be attached to the wall surface of the air injection block 44, the telescopic rod 61 extends downwards to drive the air injection sliding block 52 to move downwards, the air injection sliding block 52 moves upwards to drive the pulling rod 48 to move downwards, the pulling rod 48 moves downwards to drive the air blocking block 49 to move downwards, the air blocking block 49 moves downwards to close the water pumping pipe 20, the water pumping pump 50 is started to pump the flotation liquid in the flotation tank 24 into the distillation cavity 18, the ignition device 17 is started to ignite the combustible gas entering the combustion cavity 15 to distill the flotation liquid entering the distillation cavity 18, the distillation gas enters the condensation pipe 54 to realize condensation and flow back into the flotation tank 24 through the return pipe 55, and the flotation liquid is subjected to air injection in the process, the flotation speed is accelerated, the flotation effect is improved, meanwhile, the flotation solution can be pumped out for distillation treatment, the flotation solution is recycled, and meanwhile, combustible waste gas generated in the heat treatment is treated.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. The utility model provides a waste lithium battery heat treatment device, includes heat treatment furnace (10), its characterized in that, heat treatment furnace (10) internal fixation is equipped with thermal treatment chamber (14), be equipped with heat treatment device in thermal treatment chamber (14), heat treatment device is used for carrying out the heat treatment to battery crushing thing, the fixed flotation cell (24) that is equipped with in the lower right side department of heat treatment furnace (10), be equipped with flotation device in flotation cell (24), flotation device is used for carrying out the flotation with the battery crushing thing after the heat treatment, heat treatment furnace (10) right side is equipped with distillation furnace (16), be equipped with distillation chamber (18) in distillation furnace (16), be equipped with distillation plant in distillation chamber (18), distillation plant is used for carrying out distillation treatment with flotation waste water, distillation furnace (16) with flotation cell (24) are connected with drinking-water pipe (20), be equipped with in the middle of drinking-water pipe (20) and annotate gas piece (44), and a gas injection device is arranged in the gas injection block (44) and is used for injecting gas and pumping water to the flotation device.
2. The apparatus for heat-treating waste lithium batteries as claimed in claim 1, wherein: heat treatment device is including fixed feed inlet (11) that is equipped with in heat treatment furnace (10) upper end, heat treatment chamber (14) middle fixed heating post (12) that is equipped with, heating post (12) are gone up the fixed a plurality of heated holes (26) that are equipped with, flotation cell (24) lower extreme rotates and is equipped with gear bottom plate (30), fixed rotation slider (27) that is equipped with of ground under gear bottom plate (30), gear bottom plate (30) with heat treatment furnace (10) sliding connection has rotation slider (27), heat treatment furnace (10) downside wall is fixed and is equipped with first motor (28), the output of first motor (28) rotates and is equipped with first motor shaft (62), first motor shaft (62) are fixed and are equipped with motor gear (29), motor gear (29) with gear bottom plate (30) meshing.
3. The apparatus for heat-treating waste lithium batteries as claimed in claim 2, wherein: the heat treatment furnace (10) is characterized in that a second motor (37) is fixedly arranged at the bottom of the right side of the heat treatment furnace (10), the output end of the protected second motor (37) is rotated to be provided with a material pushing rotating shaft (33), a feeding door gear (38) is fixedly arranged on the material pushing rotating shaft (33), a rotating door (32) is fixedly arranged on the material pushing rotating shaft (33), a feeding door rack (39) is arranged at the bottom of the lower side of the heat treatment furnace (10) in a sliding manner, a discharging sliding block (34) is fixedly arranged on the feeding door rack (39), the feeding door rack (39) is meshed with the feeding door gear (38), a flotation feed port (25) is fixedly arranged on the feeding door rack (39), a discharging sliding chute (35) is fixedly arranged at the bottom of the right side of the heat treatment furnace (10), the discharging sliding block (34) is slidably arranged in the discharging sliding chute (35), and a flotation feed port (25) is fixedly arranged on the discharging sliding block (34), the heat treatment furnace (10) is characterized in that a discharge door chute (36) is fixedly arranged on the right side wall of the heat treatment furnace (10), and the flotation feed inlet (25) is arranged in the discharge door chute (36) in a sliding manner.
4. The apparatus for heat-treating waste lithium batteries according to claim 3, wherein: the flotation device comprises a flotation tank (24) fixedly arranged at the right lower part of the heat treatment furnace (10), an electric shaft (22) is rotatably connected on the left side wall and the right side wall of the distillation device (2), a flotation rotating plate (21) is fixedly arranged on the electric shaft (22), the distillation device comprises a heating column (12) fixedly arranged on the right side wall of the heat treatment cavity (14), the outer side wall of the heat treatment furnace (10) is fixedly provided with a combustion chamber (15), the combustion chamber (15), an ignition device (17) is fixedly arranged on the lower side wall of the combustion chamber (15), a distillation furnace (16) is fixedly arranged at the upper end of the combustion chamber (15), the distillation cavity (18) is fixedly arranged in the distillation furnace (16), a distillation opening (53) is fixedly arranged at the upper end of the distillation furnace (16), a condensing pipe (54) is fixedly arranged on the side wall of the distillation opening (53), and a return pipe (55) is fixedly arranged on the lower side wall of the condensing pipe (54).
5. The apparatus for heat-treating waste lithium batteries according to claim 4, wherein: the gas injection device is in including fixed setting distillation chamber (18) lower lateral wall's drinking-water pipe (20), fixed suction pump (50) that is equipped with on drinking-water pipe (20), fixed gas injection piece (44) that is equipped with in the middle of drinking-water pipe (20), fixed (63) that are equipped with in gas injection piece (44) upper end, (63) internal fixation is equipped with outer spout (40), it is equipped with outer slide bar (47) to slide in outer spout (40), the fixed gas injection sliding block (52) that is equipped with on outer slide bar (47), spout (31) in (63) internal fixation is equipped with, slide in interior spout (31) and be equipped with interior slide bar (46), fixed being equipped with on gas injection sliding block (52) interior slide bar (46), fixed being equipped with gas injection board (59) on interior slide bar (46), drinking-water pipe (20) lower extreme is fixed and is equipped with a plurality of air inlets (23).
6. The apparatus for heat-treating a waste lithium battery as claimed in claim 5, wherein: the gas injection block (44) front and back lateral wall internal fixation is equipped with gas injection power chamber (19), it is equipped with outer lifting rack (43) to slide in gas injection power chamber (19), outer slide bar (47) are gone up to fix and are equipped with outer lifting rack (43), it is equipped with telescopic link (61) to slide the lateral wall on gas injection block (44), telescopic link (61) lower extreme is fixed and is equipped with outer lifting rack (43), it is equipped with interior lifting gear (51) to slide in gas injection power chamber (19), it is equipped with to rotate on interior slide bar (46) interior lifting gear (51), interior slide bar (46) with interior lifting gear (51) fixedly connected with first torsion spring (45), fixed gas injection board (59) of being equipped with on interior slide bar (46), fixed pulling rod (48) of being equipped with on gas injection sliding block (52), fixed gas resistance block (49) of being equipped with on pulling rod (48), slide in drinking-water pipe (20) and be equipped with hinder gas piece (49), fixed rack (41) in gas injection power chamber (19) internal fixation is equipped with, gas injection power chamber (19) internal rotation colour still has lower rotating shaft (58), fixed external fixed gear (42) that is equipped with on lower rotating shaft (58), lower rotating shaft (58) with external fixed gear (42) fixedly connected with second torsional spring (57), gas injection piece (44) lower extreme rotates and is equipped with lower rotating shaft (58), fixed air injection plate (56) of making a bet that is equipped with on lower rotating shaft (58).
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| CN202111370035.0A CN114094220B (en) | 2021-11-18 | 2021-11-18 | Abandoned lithium battery heat treatment device |
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