Lithium battery pole powder drying device

Abstract

The utility model belongs to the technical field of lithium battery pole powder drying, and particularly relates to a lithium battery pole powder drying device which comprises a box body and is characterized in that a sieving plate is connected to the upper portion in the box body in a sliding mode, and a funnel is arranged below the bottom of the sieving plate; the utility model provides a lithium battery pole powder drying device which solves the problems that in the prior art, lithium battery pole powder is generally and directly put into a drying box, and then the lithium battery pole powder is turned over or stirred to be dried through rotation of the drying box or a stirring rod arranged in the drying box. However, the efficiency of overturning and stirring the lithium battery pole powder through single rotation of the drying box or the stirring rod is low, rapid drying of the lithium battery pole powder cannot be guaranteed, part of the lithium battery pole powder is adhered due to the fact that the lithium battery pole powder is humid, the drying effect is further affected, and if the drying mode of the lithium battery pole powder is not improved, the drying efficiency of the lithium battery pole powder is greatly improved. And the drying efficiency of the lithium battery pole powder is not improved.

Description

Technical Field

[0001] The utility model belongs to the field of lithium battery pole powder drying, in particular to a lithium battery pole powder drying device. Background Art

[0002] Lithium battery powder is one of the key materials in lithium-ion batteries and is mainly used as the positive electrode material of the battery. When recycling lithium battery powder, some of the wet lithium battery powder needs to be dried to make it dry.

[0003] Existing drying devices generally directly put lithium battery powder into a drying box, and then turn or stir the lithium battery powder through the rotation of the drying box or a stirring rod set inside to dry it. However, the turning and stirring efficiency of the lithium battery powder through the single rotation of the drying box or the stirring rod is low, and it is impossible to ensure that the lithium battery powder is dried quickly. In addition, because the lithium battery powder is relatively moist, some of it will stick to each other, which further affects the drying effect. If the drying method is not improved, it will be very unfavorable to improve the drying efficiency of the lithium battery powder. Utility Model Content

[0004] In view of the above problems existing in the prior art, the main purpose of the utility model is to provide a lithium battery powder drying device.

[0005] The technical solution of the utility model is as follows: a lithium battery pole powder drying device comprises a box body, a sieve plate is slidably connected to the upper interior of the box body, a funnel is arranged below the bottom of the sieve plate, a cam is arranged on one side of the interior of the box body and below the sieve plate, a drying chamber is opened at the lower interior of the box body, a drying box is rotatably connected to the interior of the drying chamber, electric heating wires are equidistantly arranged inside the inner wall of the drying box, a baffle is fixedly connected to the side of the interior of the box body close to the drying box, a feeding pipe is fixedly connected between the funnel and the drying box through the baffle, a sleeve is fixedly connected to the interior of the drying box, partitions are equidistantly fixedly connected to the outside of the sleeve, a spiral rod is rotatably connected to the inner wall of the drying box corresponding to the partition, a discharge pipe is fixedly connected to the interior of the baffle extending to the interior of the drying box, and a transmission mechanism is arranged on one side of the interior of the box body.

[0006] As a preferred embodiment, the transmission mechanism includes a motor and a transmission unit, the motor is fixedly connected to an inner side of a box body, the output end of the motor is fixedly connected to a first pulley, the upper inner part of the box body is rotatably connected to a rotating rod, the cam is fixedly connected to the outside of the rotating rod, an outer end of the rotating rod is fixedly connected to a second pulley, the first pulley and the second pulley are connected via a transmission belt, the output end of the motor extends to a side close to the drying box and is fixedly connected to a gear, the outer side of the drying box is fixedly connected to a gear ring, the gear is meshingly connected to the gear ring, and the spiral rod rotates through the transmission unit.

[0007] As a preferred embodiment, the transmission unit includes a fixed column, which is fixedly connected to one side of the inner wall of the box body and extends to the interior of the drying box. A first bevel gear is equidistantly fixedly connected to the outside of the fixed column and located inside the sleeve. One end of the spiral rod close to the sleeve extends to the interior of the sleeve and is fixedly connected to the second bevel gear through a rotating shaft. The first bevel gear is meshed with the second bevel gear, and the rotating shaft is rotatably connected to the inner wall of the sleeve.

[0008] As a preferred embodiment, limit rods are symmetrically fixedly connected to both sides of the inner wall of the box, the outer side of the screening plate extends to the inner wall of the box and is slidably connected to the limit rods, and a spring is provided outside the limit rods and below the screening plate.

[0009] As a preferred embodiment, a feed port is fixedly connected to the top of the box body, an air suction device is installed outside the discharge pipe and below the interior of the box body, and a collection frame matching the discharge pipe is provided below the interior of the box body.

[0010] As a preferred embodiment, supporting feet are symmetrically fixedly connected to both sides of the bottom of the box, and the motor, heating wire and air suction device are all electrically connected to an external controller.

[0011] The beneficial effects of the utility model are as follows:

[0012] 1. This device can screen the wet lithium battery powder through a vibrating screening plate, which can not only screen out the excess impurities in the lithium battery powder, but also vibrate and disperse some of the lithium battery powder that is stuck together due to moisture to prevent affecting the drying effect;

[0013] 2. The drying box cooperates with the internal partition to drive the lithium battery powder to flip, thereby improving the drying efficiency. At the same time, the drying box can drive the sleeve to rotate, so that the sleeve pushes the spiral rod to revolve with the drying box, and drives the second bevel gear to follow the movement. Since the first bevel gear is located outside the fixed column and is fixedly connected, the spiral rod can rotate on its own through the meshing relationship between the second bevel gear and the first bevel gear while driving the second bevel gear to revolve, thereby achieving the effect of pushing and stirring the lithium battery powder inside the drying box, further improving the tumbling effect of the lithium battery powder, and thus greatly improving the drying efficiency of the lithium battery powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model will be further described below in conjunction with the accompanying drawings.

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is the first cross-sectional view of the utility model;

[0017] Figure 3 It is a second cross-sectional view of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the drying box in the utility model;

[0019] Figure 5 For the utility model Figure 3 Enlarged view of point A in the middle;

[0020] Figure 6 For the utility model Figure 3 Enlarged view of point B in the middle;

[0021] Figure 7 For the utility model Figure 2 Enlarged view of point C in the middle.

[0022] In the figure: 1. box body; 2. sieve plate; 3. cam; 4. funnel; 5. drying chamber; 6. drying box; 7. feed pipe; 8. sleeve; 9. partition; 10. screw rod; 11. baffle; 12. discharge pipe; 13. motor; 14. first pulley; 15. rotating rod; 16. second pulley; 17. transmission belt; 18. gear; 19. gear ring; 20. fixing column; 21. first bevel gear; 22. second bevel gear; 23. limit rod; 24. spring; 25. feed port; 26. suction device; 27. collection frame. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] See also Figure 1-7 A lithium battery powder drying device comprises a box body 1, a sieve plate 2 is slidably connected to the upper part of the interior of the box body 1, a funnel 4 is arranged below the sieve plate 2, a cam 3 is arranged on one side of the interior of the box body 1 and below the sieve plate 2, a drying chamber 5 is opened at the lower part of the interior of the box body 1, a drying box 6 is rotatably connected to the interior of the drying chamber 5, and electric heating wires are equidistantly arranged inside the inner wall of the drying box 6, a baffle 11 is fixedly connected to the side of the interior of the box body 1 close to the drying box 6, a feeding pipe 7 is fixedly connected through the baffle 11 between the funnel 4 and the drying box 6, a sleeve 8 is fixedly connected to the interior of the drying box 6, a partition 9 is equidistantly fixedly connected to the outside of the sleeve 8, a spiral rod 10 is rotatably connected between the inside of the sleeve 8 and the inner wall of the drying box 6 corresponding to the partition 9, a discharge pipe 12 is fixedly connected to the interior of the drying box 6 at the lower part of the interior of the baffle 11, and a transmission mechanism is arranged on one side of the interior of the box body 1.

[0025] Specifically, the transmission mechanism includes a motor 13 and a transmission unit. The motor 13 is fixedly connected to one side of the interior of the box body 1. The output end of the motor 13 is fixedly connected to a first pulley 14. A rotating rod 15 is rotatably connected to the upper part of the interior of the box body 1. The cam 3 is fixedly connected to the outside of the rotating rod 15. One end of the outside of the rotating rod 15 is fixedly connected to a second pulley 16. The first pulley 14 and the second pulley 16 are connected through a transmission belt 17. The output end of the motor 13 extends to a side close to the drying box 6 and is fixedly connected to a gear 18. The outside of the drying box 6 is The side is fixedly connected with a ring gear 19, the gear 18 is meshed with the ring gear 19, the screw rod 10 rotates through a transmission unit, the transmission unit includes a fixed column 20, the fixed column 20 is fixedly connected to one side of the inner wall of the box body 1 and extends to the interior of the drying box 6, the outside of the fixed column 20 and the inside of the sleeve 8 are equidistantly fixedly connected with a first bevel gear 21, one end of the screw rod 10 close to the sleeve 8 extends to the interior of the sleeve 8 and is fixedly connected with a second bevel gear 22 through a rotating shaft, the first bevel gear 21 is meshed with the second bevel gear 22, and the rotating shaft is rotatably connected to the inner wall of the sleeve 8.

[0026] Through the above technical scheme, firstly, the moist lithium battery powder is poured into the interior of the box body 1 through the feed port 25, and then the lithium battery powder falls to the top of the sieve plate 2, and the motor 13 is started by the external controller, and the output end of the motor 13 drives the first pulley 14 to rotate, and the first pulley 14 drives the rotating rod 15 to rotate through the second pulley 16 and the transmission belt 17, so that the rotating rod 15 drives the cam 3 to rotate, and the cam 3 can repeatedly push the sieve plate 2 upwards during the rotation, so that the sieve plate 2 vibrates, and the moist lithium battery powder can be sieved through the sieve inside the sieve plate 2, which can not only screen out the excess impurities in the lithium battery powder, but also vibrate and disperse some of the lithium battery powder that is stuck together due to moisture to prevent affecting the drying effect. After screening, the lithium battery powder falls into the interior of the funnel 4, and then enters the interior of the drying box 6 through the discharge pipe 7, and the electric heating wire inside the inner wall of the drying box 6 is started by the external controller, and the drying box 6 can be The wall of the drying box 6 is heated, thereby achieving the drying effect of the lithium battery powder. The motor 13 can drive the gear 18 to rotate while running, so that the gear 18 drives the ring gear 19 to rotate through the meshing relationship. The ring gear 19 can drive the drying box 6 to rotate during the rotation, that is, the lithium battery powder can be turned over by cooperating with the internal partition 9 of the drying box 6, thereby improving the drying efficiency. At the same time, the drying box 6 can drive the sleeve 8 to rotate, so that the sleeve 8 pushes the screw rod 10 to follow the drying box 6 to revolve, and drives the second bevel gear 22 to follow the movement. Since the first bevel gear 21 is fixedly connected to the outside of the fixed column 20, the screw rod 10 can rotate by the meshing relationship between the second bevel gear 22 and the first bevel gear 21 while driving the second bevel gear 22 to revolve, so as to achieve the effect of pushing and stirring the lithium battery powder inside the drying box 6, further improving the tumbling effect of the lithium battery powder, and then greatly improving the drying efficiency of the lithium battery powder.

[0027] Specifically, the inner walls of the box body 1 are symmetrically fixedly connected with limit rods 23 on both sides, the outer side of the screening plate 2 extends to the inner wall of the box body 1 and is slidably connected with the limit rods 23, and a spring 24 is provided outside the limit rods 23 and below the screening plate 2.

[0028] Through the above technical solution, when the cam 3 pushes the sieve plate 2 to vibrate, the spring 24 outside the limit rod 23 can provide a buffering effect for the sieve plate 2 during the falling process of the sieve plate 2, thereby improving the service life of the sieve plate 2.

[0029] Specifically, a feed port 25 is fixedly connected to the top of the box body 1, a suction device 26 is installed outside the discharge pipe 12 and located below the inside of the box body 1, and a collection frame 27 that cooperates with the discharge pipe 12 is provided below the inside of the box body 1.

[0030] Through the above technical solution, when the drying of the lithium battery powder is completed, the suction device 26 is started by an external controller, and the lithium battery powder inside the drying box 6 can be extracted through the suction device 26 in cooperation with the discharge pipe 12, and then falls into the collection frame 27 for easy removal.

[0031] Specifically, supporting feet are symmetrically fixedly connected to both sides of the bottom of the box body 1, and the motor 13, the heating wire and the air suction device 26 are all electrically connected to the external controller.

[0032] Through the above technical solution, the stability of the device during operation can be improved through the support feet, and the staff can quickly control the motor 13, the heating wire and the suction device 26 through the external controller.

[0033] When in use, first pour the wet lithium battery powder into the interior of the box body 1 through the feed port 25, then the lithium battery powder falls onto the top of the sieve plate 2, start the motor 13 through the external controller, the output end of the motor 13 drives the first pulley 14 to rotate, the first pulley 14 drives the rotating rod 15 to rotate through the second pulley 16 and the transmission belt 17, so that the rotating rod 15 drives the cam 3 to rotate, and the cam 3 can repeatedly push the sieve plate 2 upwards during the rotation process, so that the sieve plate 2 vibrates, and the wet lithium battery powder can be sieved through the sieve inside the sieve plate 2, which can not only sieve out the excess impurities in the lithium battery powder, but also can remove the excess impurities in the lithium battery powder. At the same time, some lithium battery powders that are stuck together due to moisture can be vibrated and dispersed to prevent affecting the drying effect. After screening, the lithium battery powders fall into the interior of the funnel 4, and then enter the interior of the drying box 6 through the discharge pipe 7. The electric heating wire inside the inner wall of the drying box 6 is started by an external controller to heat the wall of the drying box 6, thereby achieving the drying effect of the lithium battery powders. The motor 13 can drive the gear 18 to rotate while running, so that the gear 18 drives the gear ring 19 to rotate through the meshing relationship. The gear ring 19 can drive the drying box 6 to rotate during the rotation process, that is, the drying box 6 cooperates with the internal partition 9 drives the lithium battery powder to flip, thereby improving the drying efficiency. At the same time, the drying box 6 can drive the sleeve 8 to rotate, so that the sleeve 8 pushes the screw rod 10 to follow the drying box 6 to revolve, and drives the second bevel gear 22 to follow the movement. Since the first bevel gear 21 is fixedly connected to the outside of the fixed column 20, the screw rod 10 can rotate by the meshing relationship between the second bevel gear 22 and the first bevel gear 21 while driving the second bevel gear 22 to revolve, so that the lithium battery powder inside the drying box 6 can be pushed and stirred, further improving the tumbling effect of the lithium battery powder, thereby greatly improving the lithium battery powder. The drying efficiency is improved. When the cam 3 pushes the sieve plate 2 to vibrate, the spring 24 outside the limit rod 23 can provide a buffering effect to the sieve plate 2 during the falling process, thereby improving the service life of the sieve plate 2. When the drying of the lithium battery powder is completed, the suction device 26 is started by an external controller, and the lithium battery powder inside the drying box 6 can be extracted by the suction device 26 in cooperation with the discharge pipe 12, and then fall into the collection frame 27 for easy removal. The stability of the device during operation can be improved by the support feet, and the staff can quickly control the motor 13, the heating wire and the suction device 26 through the external controller.

[0034] The above-mentioned front, back, left, right, top and bottom are all based on the figures in the specification. Figure 1 As a benchmark, according to the person's observation perspective, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.

[0035] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present invention.

[0036] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A lithium battery powder drying device, comprising a housing (1), characterized in that: A sieve plate (2) is slidably connected to the upper part of the interior of the box (1), a funnel (4) is arranged below the bottom of the sieve plate (2), a cam (3) is arranged on one side of the interior of the box (1) and below the sieve plate (2), a drying chamber (5) is opened at the lower part of the interior of the box (1), a drying box (6) is rotatably connected to the interior of the drying chamber (5), electric heating wires are equidistantly arranged on the inner wall of the drying box (6), a baffle (11) is fixedly connected to the side of the interior of the box (1) close to the drying box (6), and the A material discharge pipe (7) is fixedly connected to a baffle (11) passing through the funnel (4) and the drying box (6); a sleeve (8) is fixedly connected to the interior of the drying box (6); a partition (9) is fixedly connected to the exterior of the sleeve (8) at an equidistant distance; a spiral rod (10) is rotatably connected between the interior of the sleeve (8) and the inner wall of the drying box (6) at an equidistant distance corresponding to the partition (9); a material discharge pipe (12) is fixedly connected to the interior of the drying box (6) from the interior of the baffle (11) and extending to the interior of the drying box (6); and a transmission mechanism is provided on one side of the interior of the box body (1).

2. A lithium battery powder drying device according to claim 1, characterized in that: The transmission mechanism comprises a motor (13) and a transmission unit, wherein the motor (13) is fixedly connected to one side of the interior of the housing (1), the output end of the motor (13) is fixedly connected to a first pulley (14), the upper part of the interior of the housing (1) is rotatably connected to a rotating rod (15), the cam (3) is fixedly connected to the outside of the rotating rod (15), one end of the outside of the rotating rod (15) is fixedly connected to a second pulley (16), the first pulley (14) and the second pulley (16) are connected to each other by a transmission belt (17), the output end of the motor (13) extends to a side close to the drying box (6) and is fixedly connected to a gear (18), the outer side of the drying box (6) is fixedly connected to a gear ring (19), the gear (18) is meshingly connected to the gear ring (19), and the spiral rod (10) rotates by the transmission unit.

3. A lithium battery powder drying device according to claim 2, characterized in that: The transmission unit comprises a fixed column (20), wherein the fixed column (20) is fixedly connected to one side of the inner wall of the box body (1) and extends to the interior of the drying box (6); a first bevel gear (21) is fixedly connected to the outside of the fixed column (20) and is located inside the sleeve (8) at an equidistant distance; an end of the spiral rod (10) close to the sleeve (8) extends to the interior of the sleeve (8) and is fixedly connected to a second bevel gear (22) via a rotating shaft; the first bevel gear (21) is meshedly connected to the second bevel gear (22); and the rotating shaft is rotatably connected to the inner wall of the sleeve (8).

4. A lithium battery powder drying device according to claim 3, characterized in that: Limit rods (23) are symmetrically fixedly connected to both sides of the inner wall of the box body (1); the outer side of the sieve plate (2) extends to the inner wall of the box body (1) and is slidably connected to the limit rods (23); and a spring (24) is provided outside the limit rod (23) and below the sieve plate (2).

5. A lithium battery powder drying device according to claim 4, characterized in that: A feed port (25) is fixedly connected to the top of the box body (1), an air suction device (26) is installed outside the discharge pipe (12) and located below the inside of the box body (1), and a collection frame (27) matching the discharge pipe (12) is provided below the inside of the box body (1).

6. A lithium battery powder drying device according to claim 5, characterized in that: Support feet are symmetrically fixedly connected to both sides of the bottom of the box body (1), and the motor (13), the heating wire and the air suction device (26) are all electrically connected to an external controller.

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