Lithium tailing leaching device

Abstract

The utility model relates to the technical field of lithium tailings, and discloses a lithium tailing leaching device which comprises a heating cylinder, an inner shell is fixedly installed on the inner wall of the heating cylinder, a rotating ring is fixedly connected to the outer portion of the middle of the heating cylinder, the rotating ring and a fixed shell are rotatably installed, and the outer wall of the heating cylinder is in sliding connection with the inner wall of the fixed shell. A plurality of groups of supporting legs are fixedly connected to the lower end of the fixed shell, a mounting block is mounted on the inner side of one of the supporting legs, a first motor is mounted at the upper end of the mounting block, and a second motor drives a stirring rod and stirring blades to rotate, so that the lithium tailings and chemicals are stirred and mixed; and the heating cylinder is provided with the fixing shell under the cooperation of the rotating ring, the gear block and the inner shell are driven to rotate under the condition that the first motor drives the gear to rotate, and the rotating directions of the first motor and the second motor are different, so that the lithium tailings in the inner shell can be better stirred and mixed, and the leaching effect of the lithium tailings is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium tailings, in particular to a lithium tailings leaching device. Background Art

[0002] Lithium tailings are the residues discharged after spodumene is calcined at high temperature and then lithium carbonate clinker is extracted by sulfuric acid method and then filtered, leached and washed. A large amount of lithium tailings will be produced in the process of lithium resource extraction. Lithium tailings have the characteristics of insolubility in acid, high melting point, high hardness and high temperature stability, which provide basic conditions for its application in high temperature metallurgy, refractory materials and other fields. Lithium tailings leaching device is a equipment specially designed for processing lithium tailings, aiming to effectively extract valuable lithium elements from the tailings. Lithium tailings are usually waste generated in the process of lithium ore extraction, which still contains a certain amount of lithium elements, so leaching treatment of them has important economic value.

[0003] When lithium tailings are leached, they need to be mixed and stirred with chemicals. However, the lithium tailings may be unevenly mixed during the stirring process, which will lead to poor leaching effect of the lithium tailings. Utility Model Content

[0004] The utility model aims to provide a lithium tailings leaching device, which solves the problem that the lithium tailings need to be mixed and stirred with chemicals during leaching treatment, and the lithium tailings may be unevenly mixed during the stirring process, which leads to poor lithium tailings leaching effect.

[0005] The embodiment of the present application provides a lithium tailings leaching device, comprising a heating cylinder, an inner shell is fixedly installed on the inner wall of the heating cylinder, a rotating ring is fixedly connected to the outside of the middle part of the heating cylinder, the rotating ring is rotatably installed with the fixed shell, the outer wall of the heating cylinder is slidably connected to the inner wall of the fixed shell, and a plurality of groups of legs are fixedly connected to the lower end of the fixed shell, a mounting block is installed on the inner side of one of the legs, a first motor is installed on the upper end of the mounting block, a gear is installed on the output shaft of the first motor, a plurality of groups of gear blocks are installed on the outer wall of the inner shell, and the plurality of groups of gear blocks are meshed with the gears, a second motor is installed on the upper end of the inner shell, a stirring rod is installed on the output shaft of the second motor, the stirring rod extends to the inside of the inner shell, two groups of stirring blades are installed on the outer surface of the stirring rod, and the first motor and the second motor have different rotation directions.

[0006] By adopting the above technical solution, the second motor drives the stirring rod and the stirring blade to rotate, thereby stirring and mixing the lithium tailings and chemicals. The heating cylinder is connected to the inner shell, and the heating cylinder is installed on the fixed shell with the cooperation of the rotating ring. When the first motor drives the gear to rotate, it drives the gear block and the inner shell to rotate. The rotation directions of the first motor and the second motor are different, so that the lithium tailings in the inner shell can be better stirred and mixed, thereby ensuring the leaching effect of the lithium tailings.

[0007] Optionally, a spiral heating tube is arranged inside the heating cylinder.

[0008] By adopting the above technical solution, the interior of the inner shell can be heated by the heating tube arranged inside the heating cylinder.

[0009] Optionally, a temperature sensor is installed at the upper end of the heating cylinder.

[0010] By adopting the above technical solution, the temperature sensor can be fixed by the heating element, and the temperature sensor can control the heating temperature.

[0011] Optionally, a scraper is fixedly connected to one side of the two groups of stirring blades away from the stirring rod, and the scraper is in contact with the inner wall of the inner shell.

[0012] By adopting the above technical solution, the stirring blade can fix the scraper, and the scraper can scrape off the sticky matter on the inner wall of the inner shell, preventing the sticky matter on the inner wall of the inner shell from being overheated.

[0013] Optionally, a feed hole is provided on the upper side surface of the inner shell, and a feed barrel is installed on the upper end of the inner shell above the feed hole.

[0014] By adopting the above technical solution, the feed hole and the feed barrel are arranged to convey the raw materials to the inside of the inner shell.

[0015] Optionally, two bearings are installed on the outer walls of the heating cylinder located at both ends of the rotating ring, and the outer wall circles of the two bearings are fixedly connected to the inner wall of the fixed shell.

[0016] By adopting the above technical solution, the heating tube can fix the bearing, and the bearing can further provide rotational support for the fixed shell.

[0017] Optionally, a feed pipe is installed at the lower end of the inner shell, and a valve is installed inside the feed pipe.

[0018] By adopting the above technical solution, the inner shell can fix the discharge pipe, and the valve can close and open the discharge pipe.

[0019] Optionally, the inner wall of the inner shell is coated with an anti-corrosion layer.

[0020] By adopting the above technical solution, the anti-corrosion layer can be provided to prevent corrosion of the inner shell.

[0021] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0022] The technical solution of the present application drives the stirring rod and the stirring blade to rotate through the second motor, thereby stirring and mixing the lithium tailings and chemicals. The heating cylinder is connected to the inner shell, and the heating cylinder is installed on the fixed shell with the cooperation of the rotating ring. When the first motor drives the gear to rotate, it drives the gear block and the inner shell to rotate. The rotation directions of the first motor and the second motor are different, so that the lithium tailings in the inner shell can be better stirred and mixed, thereby ensuring the leaching effect of the lithium tailings. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0024] Figure 1 It is a front view schematic diagram of a lithium tailings leaching device of the utility model;

[0025] Figure 2 This is a schematic diagram of a front view of a lithium tailings leaching device of the utility model;

[0026] Figure 3 The utility model is a lithium tailings leaching device Figure 2 Enlarged view of point A in the middle;

[0027] Figure 4 It is a schematic diagram of a top view of a lithium tailings leaching device of the utility model;

[0028] Figure 5 It is a front view schematic diagram of a heating tube of a lithium tailings leaching device of the utility model.

[0029] In the figure: 1. heating tube; 2. rotating ring; 3. bearing; 4. fixed shell; 5. support foot; 6. gear block; 7. mounting block; 8. first motor; 9. gear; 10. inner shell; 11. second motor; 12. stirring rod; 13. stirring blade; 14. scraper; 15. feed tube; 16. discharge pipe; 17. valve; 18. heating tube. DETAILED DESCRIPTION

[0030] See also Figure 1-5The utility model provides a technical solution: a lithium tailings leaching device, comprising a heating cylinder 1, an inner shell 10 is fixedly installed on the inner wall of the heating cylinder 1, a rotating ring 2 is fixedly connected to the outer part of the middle of the heating cylinder 1, the rotating ring 2 is rotatably installed with the fixed shell 4, the outer wall of the heating cylinder 1 is slidably connected with the inner wall of the fixed shell 4, and the lower end of the fixed shell 4 is fixedly connected with multiple groups of legs 5, a mounting block 7 is installed on the inner side of one of the legs 5, a first motor 8 is installed on the upper end of the mounting block 7, and the output shaft of the first motor 8 is installed with Gear 9, multiple sets of tooth blocks 6 are installed on the outer wall of the inner shell 10, and the multiple sets of tooth blocks 6 are meshed with the gear 9. A second motor 11 is installed on the upper end of the inner shell 10, and a stirring rod 12 is installed on the output shaft of the second motor 11. The stirring rod 12 extends to the inside of the inner shell 10, and two sets of stirring blades 13 are installed on the outer surface of the stirring rod 12. The first motor 8 and the second motor 11 have different rotation directions. The two sets of stirring blades 13 are fixedly connected to the side away from the stirring rod 12 with a scraper 14, and the scraper 14 contacts the inner wall of the inner shell 10.

[0031] In the technical solution of the utility model, the stirring rod 12 and the stirring blade 13 are driven to rotate by the second motor 11, thereby stirring and mixing the lithium tailings and chemicals. The heating cylinder 1 is connected to the inner shell 10, and the heating cylinder 1 is installed with the fixed shell 4 in cooperation with the rotating ring 2. When the first motor 8 drives the gear 9 to rotate, the gear block 6 and the inner shell 10 are driven to rotate. The rotation directions of the first motor 8 and the second motor 11 are different, so that the lithium tailings in the inner shell 10 can be better stirred and mixed, thereby ensuring the leaching effect of the lithium tailings.

[0032] In addition, the stirring blade 13 can fix the scraper 14, and the scraper 14 can scrape off the sticky matter on the inner wall of the inner shell 10 to prevent the sticky matter on the inner wall of the inner shell 10 from being overheated.

[0033] In the technical solution of the utility model, if Figure 1 and Figure 2 As shown, a feed hole is opened on the upper side of the inner shell 10, and a feed barrel 15 is installed on the upper end of the inner shell 10 above the feed hole. The setting of the feed hole and the feed barrel 15 can play a role in conveying raw materials to the interior of the inner shell 10.

[0034] In the technical solution of the utility model, if Figure 4 and Figure 5 As shown, a spiral heating tube 18 is arranged inside the heating tube 1. The heating tube 18 arranged inside the heating tube 1 can heat the inside of the inner shell 10. A temperature sensor is installed on the upper end of the heating tube 1. The temperature sensor can be fixed by heating, and the temperature sensor can control the heating temperature.

[0035] In the technical solution of the utility model, if Figure 1 and Figure 2 As shown, two bearings 3 are installed on the outer wall of the heating cylinder 1 located at both ends of the rotating ring 2, and the outer wall circles of the two bearings 3 are fixedly connected to the inner wall of the fixed shell 4. The heating cylinder 1 can fix the bearings 3, and the bearings 3 can further provide rotation support for the fixed shell 4. A discharge pipe 16 is installed at the lower end of the inner shell 10, and a valve 17 is installed inside the discharge pipe 16. The inner shell 10 can fix the discharge pipe 16, and the valve 17 can close and open the discharge pipe 16. The inner wall of the inner shell 10 is coated with an anti-corrosion layer, and the setting of the anti-corrosion layer can prevent the inner shell 10 from corrosion.

[0036] When in use, the second motor 11 can firstly drive the stirring rod 12 and the stirring blade 13 to rotate, and then the lithium tailings and chemicals can be stirred and mixed. The inner shell 10 is connected to the heating tube 1, and the heating tube 1 is installed with the fixed shell 4 in cooperation with the rotating ring 2. When the first motor 8 drives the gear 9 to rotate, the gear block 6 and the inner shell 10 are driven to rotate. The rotation directions of the first motor 8 and the second motor 11 are different, so that the lithium tailings in the inner shell 10 can be better stirred and mixed, and the leaching effect of the lithium tailings can be ensured. The heating tube 18 can heat the lithium tailings inside the inner shell 10, and the temperature sensor can control the temperature of the heating tube 18. Then the mixed lithium tailings can fall from the discharge pipe 16, and then be separated into solid and liquid by a centrifuge or a sedimentation tank.

Claims

1. A lithium tailings leaching device, characterized in that: The heating tube (1) comprises an inner shell (10) fixedly mounted on the inner wall of the heating tube (1), a rotating ring (2) fixedly connected to the outside of the middle part of the heating tube (1), the rotating ring (2) being rotatably mounted on the fixed shell (4), the outer wall of the heating tube (1) being slidably connected to the inner wall of the fixed shell (4), a plurality of groups of legs (5) being fixedly connected to the lower end of the fixed shell (4), a mounting block (7) being mounted on the inner side of one of the legs (5), a first motor (8) being mounted on the upper end of the mounting block (7), the first motor The output shaft of the machine (8) is installed with a gear (9), the outer wall of the inner shell (10) is installed with multiple groups of tooth blocks (6), and the multiple groups of tooth blocks (6) are meshed with the gear (9). The upper end of the inner shell (10) is installed with a second motor (11), and the output shaft of the second motor (11) is installed with a stirring rod (12), and the stirring rod (12) extends to the inside of the inner shell (10). Two groups of stirring blades (13) are installed on the outer surface of the stirring rod (12), and the first motor (8) and the second motor (11) have different rotation directions.

2. A lithium tailings leaching device according to claim 1, characterized in that: A spiral heating tube (18) is arranged inside the heating cylinder (1).

3. A lithium tailings leaching device according to claim 2, characterized in that: A temperature sensor is installed at the upper end of the heating cylinder (1).

4. A lithium tailings leaching device according to claim 1, characterized in that: The two groups of stirring blades (13) are respectively fixedly connected to a scraper (14) on one side away from the stirring rod (12), and the scraper (14) is in contact with the inner wall of the inner shell (10).

5. A lithium tailings leaching device according to claim 1, characterized in that: A feed hole is provided on the upper side of the inner shell (10), and a feed cylinder (15) is installed on the upper end of the inner shell (10) above the feed hole.

6. A lithium tailings leaching device according to claim 1, characterized in that: Two bearings (3) are installed on the outer wall of the heating cylinder (1) located at the two ends of the rotating ring (2), and the outer wall circles of the two bearings (3) are fixedly connected to the inner wall of the fixed shell (4).

7. A lithium tailings leaching device according to claim 1, characterized in that: A feed pipe (16) is installed at the lower end of the inner shell (10), and a valve (17) is installed inside the feed pipe (16).

8. A lithium tailings leaching device according to claim 1, characterized in that: The inner wall of the inner shell (10) is coated with an anti-corrosion layer.

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