Stirring mechanism for extracting lithium from lithium battery waste liquid

Abstract

The utility model discloses a stirring mechanism for extracting lithium from lithium battery waste liquid, which relates to the technical field of waste liquid extraction and comprises a bottom plate, a rotating mechanism and a discharging mechanism, a stirring barrel is arranged on the surface of the bottom plate, a driving motor is arranged in the middle of the surface of the stirring barrel, an output shaft of the driving motor is connected with the rotating mechanism, and a feeding pipe is arranged on the surface of the stirring barrel. The stirring device has the beneficial effects that the driving motor works to drive the first rotating shaft on the driving gear on the output shaft to rotate so as to drive the second rotating shaft on the driven gear to rotate, so that four vortexes are formed in the stirring barrel, the stirring speed is increased, and the stirring effect is improved. And after the butterfly valve is opened, the servo motor works to drive the scraping plate on the threaded rod to move, so that the filtering separation is accelerated, the use is more convenient, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste liquid extraction, in particular to a stirring mechanism for extracting lithium from waste liquid of lithium batteries. Background Technique

[0002] In order to solve the environmental problems and resource waste in the treatment of waste lithium batteries, the effective extraction of lithium has become a current research hotspot. Recycling of waste batteries can selectively extract lithium from lithium-containing solutions. Through the recycling of lithium batteries, the recycling of lithium can be realized, which effectively supplements the resource supply. Long-term reference to lead-acid batteries, lithium batteries are expected to create a full-life-cycle resource recycling model, thus solving the problem of excessive external dependence on resources. However, when the existing stirring mechanisms are in use, most of them rotate on a single axis, resulting in insufficient stirring, slow reaction rate. At the same time, when separating the solution, the precipitate may remain on the filter screen, making cleaning inconvenient and reducing work efficiency. Content of the Utility Model

[0003] A stirring mechanism for extracting lithium from waste liquid of lithium batteries proposed by the utility model solves the existing problems.

[0004] To achieve the above object, the utility model adopts the following technical scheme: A stirring mechanism for extracting lithium from waste liquid of lithium batteries includes a bottom plate, a rotating mechanism and a discharging mechanism. A stirring barrel is provided on the surface of the bottom plate. A driving motor is provided in the middle of the surface of the stirring barrel. The output shaft of the driving motor is connected to the rotating mechanism. A feed pipe is provided on the surface of the stirring barrel. A discharge pipe is provided at the bottom of the stirring barrel. A discharging mechanism is provided on the discharge pipe. Support columns are symmetrically provided at the four corners of the bottom of the bottom plate.

[0005] Preferably, the rotating mechanism includes a driving gear, a first rotating shaft, a fixing plate, a driven gear and a second rotating shaft. A driving gear is provided on the output shaft of the driving motor. A fixing plate is provided inside the stirring barrel. The output shaft of the driving motor passes through the fixing plate and is connected to the first rotating shaft. A driven shaft is provided on the fixing plate. A driven gear is provided on the driven shaft. The driving gear and the driven gear are meshed with each other.

[0006] Preferably, the discharging mechanism includes a servo motor, a threaded rod, a scraping plate, a filter screen and a waste outlet. Sliding grooves are symmetrically provided on the inner wall of the discharge pipe. A servo motor is provided in the sliding grooves. The output shaft of the servo motor is connected to the threaded rod. A scraping plate is provided on the threaded rod. The scraping plate is in contact with the surface of the filter screen. The filter screen is inclined. A waste outlet is provided on one side of the discharge pipe.

[0007] Preferably, a plurality of stirring shafts are provided on the first rotating shaft, and a plurality of stirring blades are provided on the second rotating shaft.

[0008] Preferably, a receiving box is provided below the discharge pipe, and a sedimentation box is provided below the waste outlet.

[0009] Preferably, a butterfly valve is provided on the discharge pipe.

[0010] The beneficial effects of the present utility model are as follows: When the driving motor works, it drives the first rotating shaft on the driving gear on the output shaft to rotate, thereby driving the second rotating shaft on the driven gear to rotate, forming four vortices in the stirring barrel, making the stirring more sufficient, ensuring good extraction effect, accelerating the reaction rate. When the butterfly valve is opened, the servo motor works, driving the scraper on the threaded rod to move, accelerating the filtration and separation, making the use more convenient and improving the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic structural diagram of the present utility model.

[0012] Figure 2 is Figure 1 an enlarged structural diagram of part A in

[0013] Figure 3 is a schematic sectional structural diagram of the present utility model.

[0014] Figure 4 is Figure 3 an enlarged structural diagram of part B in

[0015] Reference numerals in the drawings: 1, bottom plate; 2, rotating mechanism; 3, discharging mechanism; 4, stirring barrel; 5, driving motor; 6, feed pipe; 7, discharge pipe; 8, support column; 9, driving gear; 10, first rotating shaft; 11, fixing plate; 12, driven gear; 13, second rotating shaft; 14, servo motor; 15, threaded rod; 16, scraper; 17, filter screen; 18, waste outlet; 19, stirring shaft; 20, stirring blade; 21, receiving box; 22, sedimentation box; 23, butterfly valve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0016] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0017] Referring to Figures 1 - 4 as shown, a stirring mechanism for extracting lithium from lithium battery waste liquid includes a bottom plate 1, a rotating mechanism 2 and a discharging mechanism 3. A stirring barrel 4 is provided on the surface of the bottom plate 1, a driving motor 5 is provided in the middle of the surface of the stirring barrel 4, the output shaft of the driving motor 5 is connected to the rotating mechanism 2, a feed pipe 6 is provided on the surface of the stirring barrel 4, a discharge pipe 7 is provided at the bottom of the stirring barrel 4, a discharging mechanism 3 is provided on the discharge pipe 7, and support columns 8 are symmetrically provided at the four corners of the bottom of the bottom plate 1.

[0018] The rotating mechanism 2 includes a driving gear 9, a first rotating shaft 10, a fixing plate 11, a driven gear 12 and a second rotating shaft 13. The driving gear 9 is provided on the output shaft of the driving motor 5. A fixing plate 11 is provided in the stirring barrel 4. The output shaft of the driving motor 5 passes through the fixing plate 11 and is connected to the first rotating shaft 10. A driven shaft is provided on the fixing plate 11, and the driven gear 12 is provided on the driven shaft. The driving gear 9 and the driven gear 12 mesh with each other. When the driving motor 5 works, it drives the first rotating shaft 10 on the driving gear 9 on the output shaft to rotate, thereby driving the second rotating shaft 13 on the driven gear 12 to rotate, so that four vortices are formed in the stirring barrel 4, making the stirring more sufficient and ensuring good extraction effect. A number of stirring shafts 19 are provided on the first rotating shaft 10, and a number of stirring blades 20 are provided on the second rotating shaft 13, which is convenient for more sufficient stirring. A receiving box 21 is provided below the discharge pipe 7, and a sedimentation box 22 is provided below the waste outlet 18, which is convenient for collecting sediments and collecting solutions. A butterfly valve 23 is provided on the discharge pipe 7, which is convenient for controlling the switch.

[0019] The discharging mechanism 3 includes a servo motor 14, a threaded rod 15, a scraper 16, a filter screen 17 and a waste outlet 18. Chutes are symmetrically provided on the inner wall of the discharge pipe 7, and the servo motor 14 is provided in the chutes. The output shaft of the servo motor 14 is connected to the threaded rod 15. The scraper 16 is provided on the threaded rod 15. The scraper 16 is in contact with the surface of the filter screen 17. The filter screen 17 is inclined. A waste outlet 18 is provided on one side of the discharge pipe 7. When the servo motor 14 works, it drives the scraper 16 on the threaded rod 15 to move, accelerating the filtration and separation, making the use more convenient and improving the work efficiency.

[0020] Working principle: When the device of the present utility model is in use, the waste liquid and other chemical solutions are poured through the feed pipe 6. The driving motor 5 works, driving the first rotating shaft 10 on the driving gear 9 on the output shaft to rotate, thereby driving the second rotating shaft 13 on the driven gear 12 to rotate, so that four vortices are formed in the stirring barrel 4. When the stirring is fully completed, the butterfly valve 23 is opened, and the servo motor 14 works, driving the scraper 16 on the threaded rod 15 to move. The filter screen 17 plays a role in filtration and separation, so that the sediment falls into the sedimentation box 22 through the discharging mechanism 3, and the solution flows into the receiving box 21, making the filtration and separation more convenient.

[0021] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A stirring mechanism for extracting lithium from lithium battery waste liquid, comprising a bottom plate (1), a rotating mechanism (2) and a discharge mechanism (3), characterized in that: A stirring barrel (4) is provided on the surface of the bottom plate (1), a driving motor (5) is provided in the center of the surface of the stirring barrel (4), an output shaft of the driving motor (5) is connected to the rotating mechanism (2), a feeding pipe (6) is provided on the surface of the stirring barrel (4), a discharging pipe (7) is provided at the bottom of the stirring barrel (4), a discharging mechanism (3) is provided on the discharging pipe (7), and support columns (8) are symmetrically provided at the four corners of the bottom of the bottom plate (1); The unloading mechanism (3) comprises a servo motor (14), a threaded rod (15), a scraper (16), a filter screen (17) and a waste opening (18); the inner wall of the discharge pipe (7) is symmetrically provided with a slide groove, the servo motor (14) is arranged in the slide groove, the output shaft of the servo motor (14) is connected to the threaded rod (15), the threaded rod (15) is provided with a scraper (16), the scraper (16) is in contact with the surface of the filter screen (17), the filter screen (17) is inclined, a waste opening (18) is arranged on one side of the discharge pipe (7), a material receiving box (21) is arranged below the discharge pipe (7), and a sedimentation box (22) is arranged below the waste opening (18).

2. A stirring mechanism for extracting lithium from lithium battery waste liquid according to claim 1, characterized in that: The rotating mechanism (2) comprises a driving gear (9), a first rotating shaft (10), a fixing plate (11), a driven gear (12) and a second rotating shaft (13); the output shaft of the driving motor (5) is provided with a driving gear (9); a fixing plate (11) is provided in the mixing barrel (4); the output shaft of the driving motor (5) passes through the fixing plate (11) and is connected to the first rotating shaft (10); the fixing plate (11) is provided with a driven shaft; the driven shaft is provided with a driven gear (12); the driving gear (9) and the driven gear (12) are meshed with each other.

3. A stirring mechanism for extracting lithium from lithium battery waste liquid according to claim 2, characterized in that: A plurality of stirring shafts (19) are provided on the first rotating shaft (10), and a plurality of stirring blades (20) are provided on the second rotating shaft (13).

4. A stirring mechanism for extracting lithium from lithium battery waste liquid according to claim 1, characterized in that: The discharge pipe (7) is provided with a butterfly valve (23).

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