Efficient lithium carbonate purification reaction kettle

Abstract

The utility model discloses an efficient lithium carbonate purification reaction kettle which comprises a kettle body, the top of the kettle body is fixedly communicated with two device boxes through two discharging pipes, open grooves are formed in the tops of the two device boxes, and a fixing plate is fixedly connected between the opposite sides of the two device boxes; the top of the fixing plate is fixedly connected with an electric telescopic rod. Through cooperative use of the kettle body, the device boxes, the electric telescopic rods, the electromagnets, the first electromagnetic valves, the guide frame, the flow limiting plate, the feeding pipe and other structures, iron impurities adsorbed by one electromagnet can be moved into the other device box, so that lithium carbonate raw materials attached to the iron impurities are dissolved in water in the device boxes; the water in which the lithium carbonate is dissolved is filtered again after passing through the filter screen and the permanent magnet, so that iron impurities in the water are prevented from being discharged into the kettle body together with the water in which the lithium carbonate is dissolved through one of the discharging pipes, and the utilization rate of the lithium carbonate raw material is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium carbonate purification, in particular to a high-efficiency lithium carbonate purification reaction kettle. Background Art

[0002] Lithium carbonate is an inorganic compound, a colorless monoclinic crystal or white powder. Density 2.11g / cm 3 , melting point 618℃, soluble in dilute acid. Slightly soluble in water, more soluble in cold water than in hot water. Insoluble in alcohol and acetone. Can be used to make ceramics, medicines, catalysts, etc. Commonly used raw materials for lithium-ion batteries.

[0003] At present, when a reactor is used to purify lithium carbonate raw materials, before adding the lithium carbonate raw materials into the reactor, most of the iron impurities in the lithium carbonate raw materials are removed by electromagnets or permanent magnets to preliminarily purify the lithium carbonate raw materials, so as to avoid the lithium carbonate raw materials added into the reactor still containing iron impurities after being purified, so as to improve the purity of the lithium carbonate after purification. However, when the iron impurities are removed by electromagnets or permanent magnets, the iron impurities are easily adsorbed and removed together with some lithium carbonate raw materials, thereby causing a waste of part of the lithium carbonate raw materials.

[0004] Therefore, it is necessary to provide a high-efficiency lithium carbonate purification reactor to solve the above technical problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a high-efficiency lithium carbonate purification reactor.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a high-efficiency lithium carbonate purification reactor, comprising a reactor body, the top of the reactor body is fixedly connected to two device boxes through two feeding pipes, the two device boxes are symmetrically arranged, the tops of the two device boxes are both provided with slots, a fixed plate is fixedly connected between the opposite sides of the two device boxes, the top of the fixed plate is fixedly connected to an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly connected to a driving motor 1, the output end of the driving motor 1 is fixedly connected to a U-shaped plate, the bottom of the U-shaped plate is fixedly connected to two connecting plates, the bottoms of the two connecting plates are provided with electromagnets, one of the device boxes is provided with a feeding assembly, and the other device box is provided with a stirring assembly.

[0007] As a further description of the above technical solution:

[0008] The bottom of the kettle body is fixedly connected with a discharge pipe, and a solenoid valve 1 is arranged on the discharge pipe.

[0009] As a further description of the above technical solution:

[0010] The top of the kettle body is fixedly connected with a water inlet pipe 1, and the outer surface of the kettle body is fixedly connected with an air inlet pipe.

[0011] As a further description of the above technical solution:

[0012] The unloading assembly includes a vibrator, which is arranged at the bottom of the inner wall of one of the device boxes. The output end of the vibrator is fixedly connected to a guide frame, and the guide frame is movably connected to one of the device boxes. The interior of the guide frame is fixedly connected to a limiting flow plate.

[0013] As a further description of the above technical solution:

[0014] The stirring assembly includes a second driving motor, which is fixedly connected to the front side of one of the device boxes. The output end of the second driving motor is fixedly connected to a stirring frame, and the stirring frame is rotatably connected between the front side and the back side of the inner wall of one of the device boxes.

[0015] As a further description of the above technical solution:

[0016] A permanent magnet and a partition are fixedly connected to the interior of one of the device boxes, the permanent magnet is located at the bottom of the inner wall of one of the device boxes, a filter plate is fixedly connected between the top of the partition and the top of the inner wall of one of the device boxes, a feed discharge port is opened on the partition, the feed discharge port is opened on a side of the partition away from the stirring frame, and a solenoid valve 2 is arranged in the feed discharge port.

[0017] As a further description of the above technical solution:

[0018] The top of one of the device boxes is fixedly connected to a feed pipe, and the top of the other device box is fixedly connected to a second water inlet pipe.

[0019] The utility model has the following beneficial effects:

[0020] 1. Compared with the prior art, the high-efficiency lithium carbonate purification reactor, through the coordinated use of structures such as the reactor body, the device box, the electric telescopic rod, the electromagnet, the solenoid valve, the guide frame, the current limiting plate and the feed pipe, can move the iron impurities adsorbed by one of the electromagnets to another device box, so that the lithium carbonate raw materials attached to the iron impurities are dissolved in water in the device box, and after passing through the filter screen and the permanent magnet, the water dissolved with lithium carbonate is filtered again to prevent the iron impurities in the water from being discharged into the interior of the reactor body through one of the discharge pipes together with the water dissolved with lithium carbonate, thereby improving the utilization rate of the lithium carbonate raw materials.

[0021] 2. Compared with the prior art, the high-efficiency lithium carbonate purification reactor starts the vibrator to drive the guide plate to vibrate, and under the action of the limiting plate, the lithium carbonate raw material added into the guide frame falls evenly, avoiding the blockage of the lithium carbonate raw material added into the guide frame during feeding. At the same time, the iron impurities in the evenly fed lithium carbonate raw material can also be better adsorbed by the electromagnet, thereby improving the effect of the electromagnet in adsorbing iron impurities. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional schematic diagram of the overall structure of a high-efficiency lithium carbonate purification reactor proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of a feed pipe and a discharge pipe of a high-efficiency lithium carbonate purification reactor proposed in the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of a connecting plate, an electromagnet, etc. of a high-efficiency lithium carbonate purification reactor proposed by the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of a guide frame and a current limiting plate of a high-efficiency lithium carbonate purification reactor proposed in the utility model;

[0026] Figure 5 This is a schematic diagram of the structure of a permanent magnet, a stirring frame, etc. of a high-efficiency lithium carbonate purification reactor proposed by the utility model.

[0027] Legend:

[0028] 1. Kettle body; 2. Feeding pipe; 3. Device box; 4. Slotting; 5. Fixing plate; 6. Electric telescopic rod; 7. Driving motor 1; 8. U-shaped plate; 9. Connecting plate; 10. Electromagnet; 11. Discharging pipe; 12. Solenoid valve 1; 13. Water inlet pipe 1; 14. Air inlet pipe; 15. Vibrator; 16. Guide frame; 17. Current limiting plate; 18. Driving motor 2; 19. Stirring frame; 20. Permanent magnet; 21. Partition plate; 22. Filter plate; 23. Feeding port; 24. Solenoid valve 2; 25. Feeding pipe; 26. Water inlet pipe 2. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-5The utility model provides a high-efficiency lithium carbonate purification reactor: comprising a kettle body 1, a water inlet pipe 13 is fixedly connected to the top of the kettle body 1, an air inlet pipe 14 is fixedly connected to the outer surface of the kettle body 1, and the gas inside the kettle body 1 can be connected to the outside of the kettle body 1 through the setting of the air inlet pipe 14, a discharge pipe 11 is fixedly connected to the bottom of the kettle body 1, and a solenoid valve 12 is arranged on the discharge pipe 11, and the top of the kettle body 1 is fixedly connected to two device boxes 3 through two discharge pipes 2, and the tops of the two device boxes 3 are both provided with slots 4, and the two slots 4 are symmetrically arranged, and the two opposite sides of the two device boxes 3 are fixedly connected with A fixed plate 5, the top of the fixed plate 5 is fixedly connected with an electric telescopic rod 6, the telescopic end of the electric telescopic rod 6 is fixedly connected with a driving motor 7, the output end of the driving motor 7 is fixedly connected with a U-shaped plate 8, the bottom of the U-shaped plate 8 is fixedly connected with two connecting plates 9, the bottoms of the two connecting plates 9 are provided with electromagnets 10, the two connecting plates 9 and the two electromagnets 10 are respectively adapted to the two slots 4, the two connecting plates 9 and the two electromagnets 10 are tilted, and are consistent with the tilt angle of the guide frame 16, one of the device boxes 3 is provided with a feeding assembly, and the other device box 3 is provided with a stirring assembly.

[0031] The feeding assembly includes a vibrator 15, which is arranged at the bottom of the inner wall of one of the device boxes 3. The output end of the vibrator 15 is fixedly connected to a guide frame 16, and the interior of the guide frame 16 is fixedly connected to a limiting flow plate 17. When the lithium carbonate raw material is added into the guide frame 16, the setting of the limiting flow plate 17 can control the feeding speed of the lithium carbonate raw material in the guide frame 16.

[0032] The stirring assembly includes a driving motor 18, which is fixedly connected to the front of one of the device boxes 3. The output end of the driving motor 18 is fixedly connected to a stirring frame 19. By setting the stirring assembly, starting the driving motor 18 to drive the stirring frame 19 to rotate can accelerate the speed at which the lithium carbonate raw material carried by the iron impurities dissolves in water.

[0033] A permanent magnet 20 and a partition 21 are fixedly connected inside one of the device boxes 3, a filter plate 22 is fixedly connected between the top of the partition 21 and the top of the inner wall of one of the device boxes 3, a discharge port 23 is opened on the partition 21, and a solenoid valve 24 is arranged in the discharge port 23, a feed pipe 25 is fixedly connected to the top of one of the device boxes 3, and a water inlet pipe 26 is fixedly connected to the top of the other device box 3.

[0034] Working principle: during operation, the lithium carbonate raw material to be purified is added into one of the device boxes 3 through the feed pipe 25, so that the lithium carbonate raw material falls into the guide frame 16, and at the same time, the vibrator 15 and one of the electromagnets 10 are started, so that the vibrator 15 drives the guide plate to vibrate, and under the action of the limiting plate 17, the lithium carbonate raw material added into the guide frame 16 falls evenly, and the iron impurities in the lithium carbonate raw material are adsorbed by the electromagnet 10 that is turned on to generate magnetism, and the lithium carbonate raw material is preliminarily purified. After being preliminarily purified, the lithium carbonate raw material will fall into the kettle body 1 through one of the discharge pipes 2, and then the staff can add water or other liquids into the kettle body 1 through the water inlet pipe 13 to further purify the lithium carbonate raw material in the kettle body 1 so that the lithium carbonate reaches the required standard, and then the solenoid valve 12 is opened to discharge the purified lithium carbonate in the kettle body 1 through the discharge pipe 11;

[0035] While the lithium carbonate raw material inside the kettle body 1 is being purified and the lithium carbonate raw material is not added to the kettle body 1 temporarily, the electric telescopic rod 6 is started to extend its telescopic end, driving the driving motor 1 7, the U-shaped plate 8, the two connecting plates 9, an energized electromagnet 10 and an unenergized electromagnet 10 to move upward, so that the two connecting plates 9 and the two electromagnets 10 are moved to the outside of the two device boxes 3 through the slots 4, and the driving motor 1 7 is started to drive the U-shaped plate 8, the two connecting plates 9 and the two electromagnets 10 to move, so that the two electromagnets 10 The positions are exchanged, and the electric telescopic rod 6 is started to move its telescopic end downward, so that the two electromagnets 10 are moved downward again into the two device boxes 3 respectively, and then one of the electromagnets 10 is energized, and the other electromagnet 10 that is energized to adsorb iron impurities is deenergized, so that the adsorbed iron impurities fall onto the partition 21 in the other device box 3, and water is added to the inside thereof through the second water inlet pipe 26, and at the same time, the second drive motor 18 is started to drive the stirring frame 19 to rotate inside the device box 3, so that the lithium carbonate raw material attached to the iron impurities is dissolved in the water;

[0036] When the lithium carbonate raw material attached to the iron impurities is dissolved in the water, the solenoid valve 24 is opened to allow the water containing the lithium carbonate to be initially filtered through the filter plate 22, and then flow into the bottom of the partition 21 through the discharge port 23. The water containing the lithium carbonate is filtered again by the permanent magnet 20 to prevent the iron impurities in the water from being discharged into the kettle body 1 through one of the discharge pipes 2 along with the water containing the lithium carbonate, and to avoid the lithium carbonate raw material carried by the adsorbed iron impurities from being wasted.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-efficiency lithium carbonate purification reactor, comprising a reactor body (1), characterized in that: The top of the kettle body (1) is fixedly connected to two device boxes (3) through two discharge pipes (2), and the tops of the two device boxes (3) are both provided with slots (4). A fixed plate (5) is fixedly connected between opposite sides of the two device boxes (3), and the top of the fixed plate (5) is fixedly connected to an electric telescopic rod (6), and the telescopic end of the electric telescopic rod (6) is fixedly connected to a driving motor (7), and the output end of the driving motor (7) is fixedly connected to a U-shaped plate (8), and the bottom of the U-shaped plate (8) is fixedly connected to two connecting plates (9), and the bottoms of the two connecting plates (9) are provided with electromagnets (10), and a discharge assembly is provided inside one of the device boxes (3), and a stirring assembly is provided inside the other device box (3).

2. A high-efficiency lithium carbonate purification reactor according to claim 1, characterized in that: The bottom of the kettle body (1) is fixedly connected to a discharge pipe (11), and a solenoid valve (12) is provided on the discharge pipe (11).

3. A high-efficiency lithium carbonate purification reactor according to claim 1, characterized in that: The top of the kettle body (1) is fixedly connected to a water inlet pipe (13), and the outer surface of the kettle body (1) is fixedly connected to an air inlet pipe (14).

4. A high-efficiency lithium carbonate purification reactor according to claim 1, characterized in that: The material unloading assembly comprises a vibrator (15), which is arranged at the bottom of the inner wall of one of the device boxes (3); the output end of the vibrator (15) is fixedly connected to a guide frame (16), and the interior of the guide frame (16) is fixedly connected to a limiting current plate (17).

5. A high-efficiency lithium carbonate purification reactor according to claim 1, characterized in that: The stirring assembly comprises a second driving motor (18), wherein the second driving motor (18) is fixedly connected to the front side of one of the device boxes (3), and the output end of the second driving motor (18) is fixedly connected to a stirring frame (19).

6. A high-efficiency lithium carbonate purification reactor according to claim 1, characterized in that: A permanent magnet (20) and a partition (21) are fixedly connected inside one of the device boxes (3); a filter plate (22) is fixedly connected between the top of the partition (21) and the top of the inner wall of one of the device boxes (3); a discharge port (23) is provided on the partition (21), and a second solenoid valve (24) is provided inside the discharge port (23).

7. A high-efficiency lithium carbonate purification reactor according to claim 1, characterized in that: The top of one of the device boxes (3) is fixedly connected to a feed pipe (25), and the top of the other device box (3) is fixedly connected to a second water inlet pipe (26).

Images