Lithium carbonate preparation material screening device

Abstract

The utility model belongs to the technical field of lithium carbonate production, and particularly relates to a lithium carbonate preparation material screening device which is characterized in that a fixing frame is arranged on the side face of a screening bin, a material storage barrel is installed on the fixing frame, a stirring motor is arranged on the material storage barrel, and a first transmission gear is installed on an output shaft of the stirring motor; an auger shaft is arranged in the storage barrel, auger blades are installed on the auger shaft, a first bevel gear is installed at the top end of the auger shaft, and the first bevel gear is in meshing transmission with the first transmission gear; the stirring motor controls the auger shaft to drive the auger blade to rotate, and the lithium carbonate preparation to be screened in the storage barrel is stirred; the pressurizing bin, the screening barrel and the screening barrel are connected through a material conveying pipeline, so that lithium carbonate prepared materials can be conveyed in a closed mode, and lithium carbonate dust is prevented from entering air, damaging the ecological environment and affecting life health of people; and by additionally arranging the feeding device and the discharging device, full-automatic screening is achieved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of lithium carbonate production, in particular to a lithium carbonate preparation material screening device. Background Art

[0002] The lithium carbonate preparation screening device is a device used to separate materials of different particle sizes during the lithium carbonate production process. During the preparation of lithium carbonate, the raw materials undergo a series of chemical reactions and physical treatments to obtain a mixture containing particles of different particle sizes. In order to obtain lithium carbonate products that meet quality requirements, it is necessary to use a screening device to separate the particles in the mixture according to particle size.

[0003] The specific design and structure of the lithium carbonate preparation screening device may vary depending on different manufacturers and application requirements, but generally speaking, they all include the following key parts: a filtering device, a feeding device, a discharging device, etc. The filtering device mainly includes filter plates, baffles and other structures, which are used to remove solid particles or impurities in the lithium carbonate preparation, and separate the impurities from the lithium carbonate preparation by physical interception; the feeding device is used to feed the lithium carbonate preparation to be screened into the screening device, which usually includes a feeding port, a feeding pipe, etc. to ensure that the material can smoothly and evenly enter the screening machine body; the discharging device is used to collect the screened material, which usually includes a discharging port, a discharging pipe, etc. The screened material is collected through the discharging device and transported to the next process or storage equipment.

[0004] The existing lithium carbonate screening device cannot perform closed screening, which will cause a small amount of lithium carbonate dust to enter the air, destroy the ecological environment, and affect people's life and health.

[0005] In view of the above problems, a lithium carbonate preparation material screening device is proposed. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art and address the problems existing in existing equipment, the utility model proposes a lithium carbonate preparation material screening device.

[0007] The technical solution adopted by the utility model to solve its technical problem is a lithium carbonate preparation material screening device, comprising a screening bin, a screening motor is installed on the top of the screening bin, a No. 2 transmission gear is installed on the output shaft of the screening motor, a throwing shaft is provided inside the screening bin, a throwing blade is installed on the throwing shaft, a screening barrel is outerly provided on the throwing shaft, the screening barrel is arranged inside the screening bin, a No. 2 bevel gear is provided on the top of the throwing shaft, the No. 2 bevel gear is meshed with the No. 2 transmission gear for transmission, and three slide rails are provided on the screening barrel, sliders are slidably provided on the three slide rails, the sliders are installed on a material dividing plate, and a handle is installed on the bottom end of the material dividing plate;

[0008] A No. 2 discharge port is provided at the bottom of the screening barrel, a transmission bin is provided at the bottom of the No. 2 discharge port, a transmission motor is provided on the side of the transmission bin, an output shaft of the transmission motor is connected to a transmission shaft, and a transmission blade is installed on the transmission shaft.

[0009] Preferably, a fixing frame is provided on the side of the screening bin, a storage barrel is installed on the fixing frame, a stirring motor is provided on the storage barrel, a No. 1 transmission gear is installed on the output shaft of the stirring motor, an auger shaft is provided inside the storage barrel, an auger blade is installed on the auger shaft, a No. 1 bevel gear is installed on the top of the auger shaft, and the No. 1 bevel gear is meshed with the No. 1 transmission gear for transmission; the stirring motor controls the auger shaft to drive the auger blade to rotate, stirs the lithium carbonate preparation to be screened in the storage barrel, and makes the lithium carbonate preparation enter the material transfer pipeline evenly and orderly through the No. 1 discharge port.

[0010] Preferably, a motor bracket is provided on the side of the storage barrel, a blower motor is installed on the motor bracket, a blower impeller is installed on the output shaft of the blower motor, a booster bin is provided on the outer sleeve of the blower impeller, and the booster bin is installed on the blower motor, and an air inlet and an air outlet are provided on the booster bin; the blower impeller is driven to rotate by the blower motor, so that the outside air enters the booster bin through the air inlet, and is blown out by the rotating blower impeller through the air outlet into the material transfer pipe, so that the lithium carbonate preparation is transmitted forward.

[0011] Preferably, a discharge port is provided at the bottom of the storage barrel, and a feed port is provided at the top of the screening barrel. The discharge port, feed port and air outlet are connected through a transfer pipe, so that the lithium carbonate preparation can be transferred to the screening barrel in a closed manner.

[0012] Preferably, the screening barrel and the dividing plate are provided with screening holes in an array, so that the lithium carbonate preparation is screened through the screening holes to remove impurities.

[0013] Preferably, a concave chute is provided on the screening barrel, a baffle is hinged on the chute, and a handle passes through the chute so that the dividing plate can be taken out through the chute, allowing impurities in the lithium carbonate preparation after screening to fall and be taken out.

[0014] The benefits of the present invention are that the pressurized bin, the screening barrel and the screening barrel are connected by a material transfer pipe, so that the lithium carbonate preparation can be transmitted in a closed manner, preventing lithium carbonate dust from entering the air, damaging the ecological environment and affecting human life and health; by adding a feeding device and a discharging device, fully automatic screening is achieved, thereby improving work efficiency.

[0015] The stirring motor controls the auger shaft to drive the auger blade to rotate, stirring the lithium carbonate preparation to be screened in the storage barrel, so that the lithium carbonate preparation enters the material transfer pipe through the No. 1 discharge port evenly and orderly, which can effectively prevent the lithium carbonate preparation from being blocked at the No. 1 discharge port of the storage barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 It is a schematic diagram of the cross-section structure;

[0018] Figure 2 This is a schematic diagram of the overall structure from the first perspective;

[0019] Figure 3 Schematic diagram of the overall structure of the second perspective;

[0020] Figure 4 It is a structural diagram of the material conveying device;

[0021] Figure 5 Schematic diagram of the screening device structure;

[0022] In the figure: 1. Motor bracket; 2. Blower motor; 3. Air outlet; 4. Blower impeller; 5. Booster bin; 6. Air inlet; 7. Material transfer pipe; 8. Storage barrel; 9. Stirring motor; 10. No. 1 discharge port; 11. No. 1 transmission gear; 12. No. 1 bevel gear; 13. Auger shaft; 14. Auger blade; 15. Fixed frame; 16. Screening bin; 17. Feed inlet; 18. Screening motor; 19. No. 2 transmission gear; 20. No. 2 bevel gear; 21. Throwing shaft; 22. Throwing blade; 23. Screening barrel; 24. Dividing plate; 25. Slide rail; 26. Slider; 27. Handle; 28. Transmission motor; 29. ​​Transmission shaft; 30. Transmission blade; 31. Transmission bin; 32. No. 2 discharge port; 33. Baffle. DETAILED DESCRIPTION

[0023] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-5As shown, a lithium carbonate preparation material screening device includes a screening bin 16, a screening motor 18 is installed on the top of the screening bin 16, a second transmission gear 19 is installed on the output shaft of the screening motor 18, a throwing shaft 21 is provided inside the screening bin 16, a throwing blade 22 is installed on the throwing shaft 21, a screening barrel 23 is covered on the outer shell of the throwing shaft 21, the screening barrel 23 is arranged inside the screening bin 16, a second bevel gear 20 is provided on the top of the throwing shaft 21, the second bevel gear 20 is meshed with the second transmission gear 19 for transmission, and three slide rails 25 are provided on the three slide rails 25, and sliders 26 are slidably provided on the three slide rails 25, and the sliders 26 are installed on the dividing plate 24, and a handle 27 is installed at the bottom end of the dividing plate 24;

[0025] During operation, in order to screen the lithium carbonate preparation, the screening motor 18 is started, and the No. 2 transmission gear 19 arranged on the screening motor 18 rotates, driving the No. 2 bevel gear 20 engaged with the No. 2 transmission gear 19 to rotate, thereby rotating the throwing shaft 21, and the throwing blades 22 installed on the throwing shaft 21 drive the lithium carbonate preparation to be stirred up and thrown into the screening barrel 23, so that the lithium carbonate preparation can be screened.

[0026] A second discharge port 32 is provided at the bottom of the screening barrel 23, a transmission bin 31 is provided at the bottom of the second discharge port 32, a transmission motor 28 is provided on the side of the transmission bin 31, the output shaft of the transmission motor 28 is connected to the transmission shaft 29, and a transmission blade 30 is installed on the transmission shaft 29.

[0027] During operation, in order to transport the screened lithium carbonate, the transmission motor 28 is started, and the transmission shaft 29 installed on the transmission motor 28 rotates to drive the transmission blades 30 to transport the screened lithium carbonate forward.

[0028] A fixing frame 15 is provided on the side of the screening bin 16, and a storage barrel 8 is installed on the fixing frame 15. A stirring motor 9 is provided on the storage barrel 8. A transmission gear 11 is installed on the output shaft of the stirring motor 9. An auger shaft 13 is provided inside the storage barrel 8, and an auger blade 14 is installed on the auger shaft 13. A bevel gear 12 is installed on the top of the auger shaft 13, and the bevel gear 12 is meshed with the transmission gear 11 for transmission.

[0029] During operation, in order to transport the unscreened lithium carbonate preparation in the storage barrel 8 to the material transfer pipe 7 evenly and smoothly, the stirring motor 9 is started, and the No. 1 transmission gear 11 installed on the output shaft of the stirring motor 9 is controlled to rotate, so that the No. 1 bevel gear 12 meshing with the No. 1 transmission gear 11 rotates. The rotation of the No. 1 bevel gear 12 drives the auger shaft 13 to rotate, so that the auger blades 14 installed on the auger shaft 13 stir the unscreened lithium carbonate preparation, so that it enters the material transfer pipe 7 evenly and orderly through the No. 1 discharge port 10.

[0030] A motor bracket 1 is provided on the side of the storage barrel 8, a blower motor 2 is installed on the motor bracket 1, a blower impeller 4 is installed on the output shaft of the blower motor 2, a booster bin 5 is provided on the outer sleeve of the blower impeller 4, and the booster bin 5 is installed on the blower motor 2, and an air inlet 6 and an air outlet 3 are provided on the booster bin 5.

[0031] During operation, in order to transport the lithium carbonate preparation into the screening bin 16, the blower motor 2 is started to drive the blower impeller 4 installed on the output shaft of the blower motor 2 to rotate, so that the outside air enters the boosting bin 5 through the air inlet 6, and is blown out through the air outlet 3 into the material transfer pipe 7 after being pressurized by the rotating blower impeller 4, so that the lithium carbonate preparation is transported forward.

[0032] A discharge port No. 1 is provided at the bottom of the storage barrel 8, and a feed port 17 is provided at the top of the screening barrel 23. The discharge port No. 10, the feed port 17, and the air outlet 3 are connected through a transmission pipe 7; screening holes are arranged in an array on the screening barrel 23 and the dividing plate 24; a concave chute is provided on the screening barrel 23, a baffle 33 is hinged on the chute, and a handle 27 passes through the chute.

[0033] During operation, in order to discharge the screened lithium carbonate preparation impurities, the handle 27 is pulled to move the material distribution plate 24 forward through the chute behind the baffle 33, so that the lithium carbonate preparation impurities fall into the transmission chamber 31.

[0034] Working principle: In order to transport the lithium carbonate preparation into the screening bin 16, the blower motor 2 is started to drive the blower impeller 4 installed on the output shaft of the blower motor 2 to rotate, so that the outside air enters the boosting bin 5 through the air inlet 6, and after being pressurized by the rotating blower impeller 4, it is blown out through the air outlet 3 into the material transfer pipe 7, so that the lithium carbonate preparation is transported forward.

[0035] In order to ensure that the unscreened lithium carbonate preparation in the storage barrel 8 is evenly and smoothly transported to the material transfer pipe 7, the stirring motor 9 is started, and the No. 1 transmission gear 11 installed on the output shaft of the stirring motor 9 is controlled to rotate, so that the No. 1 bevel gear 12 meshing with the No. 1 transmission gear 11 rotates. The rotation of the No. 1 bevel gear 12 drives the auger shaft 13 to rotate, so that the auger blades 14 installed on the auger shaft 13 stir the unscreened lithium carbonate preparation, so that it enters the material transfer pipe 7 evenly and orderly through the No. 1 discharge port 10.

[0036] In order to screen the lithium carbonate preparation, the screening motor 18 is started, and the No. 2 transmission gear 19 arranged on the screening motor 18 rotates, driving the No. 2 bevel gear 20 engaged with the No. 2 transmission gear 19 to rotate, thereby rotating the throwing shaft 21, and the throwing blades 22 installed on the throwing shaft 21 drive the lithium carbonate preparation to be stirred up and thrown into the screening barrel 23, so that the lithium carbonate preparation can be screened.

[0037] In order to transport the screened lithium carbonate, the transmission motor 28 is started, and the transmission shaft 29 installed on the transmission motor 28 rotates to drive the transmission blades 30 to transport the screened lithium carbonate forward.

[0038] In order to discharge the screened lithium carbonate preparation impurities, the handle 27 is pulled to move the dividing plate 24 forward through the chute behind the baffle 33 , so that the lithium carbonate preparation impurities fall into the transmission chamber 31 .

[0039] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0040] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A material screening device for preparing lithium carbonate, characterized in that: The invention comprises a screening bin (16), a screening motor (18) is installed at the top of the screening bin (16), a second transmission gear (19) is installed on the output shaft of the screening motor (18), a throwing shaft (21) is provided inside the screening bin (16), a throwing blade (22) is installed on the throwing shaft (21), a screening barrel (23) is covered on the throwing shaft (21), the screening barrel (23) is arranged inside the screening bin (16), a second bevel gear (20) is provided at the top of the throwing shaft (21), the second bevel gear (20) is meshed with the second transmission gear (19) for transmission, and three slide rails (25) are provided on the three slide rails (25), sliders (26) are slidably provided, the sliders (26) are installed on the material dividing plate (24), and a handle (27) is installed at the bottom end of the material dividing plate (24); A second discharge port (32) is provided at the bottom of the screening barrel (23), a transmission bin (31) is provided at the bottom of the second discharge port (32), a transmission motor (28) is provided on the side of the transmission bin (31), an output shaft of the transmission motor (28) is connected to a transmission shaft (29), and a transmission blade (30) is installed on the transmission shaft (29).

2. A lithium carbonate preparation material screening device according to claim 1, characterized in that: A fixing frame (15) is provided on the side of the screening bin (16), a storage barrel (8) is installed on the fixing frame (15), a stirring motor (9) is provided on the storage barrel (8), a first transmission gear (11) is installed on the output shaft of the stirring motor (9), an auger shaft (13) is provided inside the storage barrel (8), an auger blade (14) is installed on the auger shaft (13), a first bevel gear (12) is installed on the top end of the auger shaft (13), and the first bevel gear (12) is meshed with the first transmission gear (11) for transmission.

3. A lithium carbonate preparation material screening device according to claim 2, characterized in that: A motor bracket (1) is provided on the side of the storage barrel (8), a blower motor (2) is installed on the motor bracket (1), a blower impeller (4) is installed on the output shaft of the blower motor (2), a booster chamber (5) is provided on the outer shell of the blower impeller (4), and the booster chamber (5) is installed on the blower motor (2), and an air inlet (6) and an air outlet (3) are provided on the booster chamber (5).

4. A lithium carbonate preparation material screening device according to claim 2, characterized in that: The storage barrel (8) is provided with a discharge port (10) at the bottom, and the screening barrel (23) is provided with a feed port (17) at the top. The No. 1 discharge port (10), the feed port (17), and the air outlet (3) are connected by transmission via a material transfer pipe (7).

5. A lithium carbonate preparation material screening device according to claim 1, characterized in that: The screening barrel (23) and the material distribution plate (24) are provided with screening holes in an array.

6. A lithium carbonate preparation material screening device according to claim 1, characterized in that: The screening barrel (23) is provided with a concave chute, a baffle (33) is hingedly mounted on the chute, and a handle (27) passes through the chute.

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