CN217313021U - Lithium battery slurry preparation device - Google Patents

Abstract

The utility model discloses a lithium battery slurry preparation facilities, which comprises a housin, the last fixed surface of casing is connected with gear room, the top fixedly connected with motor room of gear room, the inside of motor room is provided with driving motor, the inside of gear room is provided with the driving gear with driving motor fixed connection, the bottom fixedly connected with of driving gear extends to the inside main (mixing) shaft of casing, the lower surface of main (mixing) shaft is seted up flutedly, the inside fixedly connected with rotary column of recess, annular chute has been seted up to the surface of rotary column, the inside of annular chute is pegged graft and is had the support. This lithium battery slurry preparation facilities carries out clockwise and anticlockwise stirring to lithium battery slurry through the while, makes can effectively mix between each component of lithium battery slurry, improves stirring effect, and the while is stirring the in-process through the circulation flow that promotes lithium battery slurry, can improve the even degree of dispersion of each component of lithium battery slurry.

Description

Lithium battery slurry preparation device

Technical Field

The utility model relates to a lithium battery technology field specifically is a lithium battery slurry preparation facilities.

Background

Lithium batteries are batteries using lithium metal or lithium alloy as positive/negative electrode materials and using nonaqueous electrolyte solutions, and at present, lithium batteries have been gradually expanded to the fields of electric bicycles, electric automobiles and the like.

The lithium battery slurry is mainly formed by mixing one or more active substances, a conductive agent, a binder and a solvent, and the uniformity of the slurry mixing directly influences the safety performance and the electrochemical performance of the battery in the preparation process of the lithium battery slurry.

At present stage, when utilizing lithium battery thick liquids preparation facilities to carry out the stirring of lithium battery thick liquids, can stratify under the effect of centrifugal force at the stirring in-process of long-time unilateral between each component of lithium battery thick liquids, lead to can not effectively mix between each component of thick liquids, final stirring effect is not good, influences the even degree of dispersion of each component of thick liquids.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a lithium battery slurry preparation facilities, this lithium battery slurry preparation facilities through carrying out clockwise and anticlockwise stirring to lithium battery slurry simultaneously, makes can effectively mix between each component of lithium battery slurry, improves stirring effect, and the while is stirring the in-process through the circulation flow that promotes lithium battery slurry, can improve the even degree of dispersion of each component of lithium battery slurry.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery slurry preparation device comprises a shell, wherein a gear chamber is fixedly connected to the upper surface of the shell, a motor chamber is fixedly connected to the top of the gear chamber, a driving motor is arranged inside the motor chamber, a driving gear fixedly connected with the driving motor is arranged inside the gear chamber, a main stirring shaft extending into the shell is fixedly connected to the bottom of the driving gear, a groove is formed in the lower surface of the main stirring shaft, a rotary column is fixedly connected to the inside of the groove, an annular chute is formed in the outer surface of the rotary column, a support is inserted into the annular chute, a connecting rod is fixedly connected to the bottom of the support, a piston plate is fixedly connected to the bottom of the connecting rod, driven gears are respectively meshed with two sides of the driving gear, and an auxiliary stirring shaft extending into the shell is fixedly connected to the inside of the driven gears, the equal fixedly connected with stirring leaf in the outside of vice (mixing) shaft and main (mixing) shaft, peg graft respectively in the bottom both sides of casing and have the circulating pipe that extends to the casing upper half, the lower surface of casing is pegged graft and is had the discharging pipe, the outside of discharging pipe is provided with the control valve.

Preferably, the feed hoppers are respectively inserted into two sides of the upper surface of the shell.

Preferably, the piston plate is adapted to the dimensions of the lower housing half.

Preferably, two sides of the piston plate are respectively inserted with a limiting rod fixedly connected with the inner wall of the bottom of the shell.

Preferably, the top of the auxiliary stirring shaft is rotatably connected with the inner wall of the gear chamber.

The utility model has the advantages that:

1. firstly, throw lithium battery slurry into the inside of a shell through a feeding hopper, then start a driving motor, drive a driving gear to rotate clockwise through the driving motor, the driving gear drives a main stirring shaft and a stirring blade fixedly connected with the outer side of the main stirring shaft to rotate clockwise, the lithium battery slurry is stirred clockwise, meanwhile, the driving gear can drive driven gears on two sides to rotate anticlockwise when rotating, the driven gears drive an auxiliary stirring shaft to rotate anticlockwise, the auxiliary stirring shaft drives the stirring blade fixedly connected with the outer side of the auxiliary stirring shaft to rotate anticlockwise, the lithium battery slurry is stirred anticlockwise, and finally, the effect of simultaneously stirring the lithium battery slurry clockwise and anticlockwise is achieved, so that all components of the lithium battery slurry can be effectively mixed, the stirring effect is improved, the main stirring shaft can drive a rotary column to rotate synchronously, and when the rotary column rotates, a support is arranged on a connecting rod, The cooperation of piston plate and gag lever post does not rotate down, and the rotation of rotary column can make the support slide from top to bottom in the inside of pivoted annular chute, and then drive piston plate reciprocating motion from top to bottom through the connecting rod, when the piston plate shifts up, the thick liquids of casing first half pass through the clearance between piston plate and the casing both sides inner wall and flow in the casing latter half, when the piston plate shifts down, extrude the thick liquids of casing latter half, make it flow in the casing first half again through the circulating pipe, thereby make the thick liquids of casing latter half constantly remove to the casing first half, the thick liquids of casing first half constantly pack back the casing latter half again, thereby can improve the misce bene degree between each component of lithium cell thick liquids, further improved stirring effect.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structural components of the housing of the present invention;

FIG. 3 is a schematic view of the gear chamber assembly of the present invention;

fig. 4 is a schematic view of the internal structure of the groove of the present invention.

Reference numbers in the figures: 1. a housing; 2. a gear chamber; 3. a motor chamber; 4. a drive motor; 5. a driving gear; 6. a main stirring shaft; 7. a groove; 8. turning the column; 9. an annular chute; 10. a support; 11. a connecting rod; 12. a piston plate; 13. a limiting rod; 14. a driven gear; 15. an auxiliary stirring shaft; 16. stirring blades; 17. a feed hopper; 18. a circulation pipe; 19. a discharge pipe; 20. and (4) controlling the valve.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

Example one

The lithium battery slurry preparation device shown in fig. 1-4 comprises a casing 1, a gear chamber 2 is fixedly connected to the upper surface of the casing 1, a motor chamber 3 is fixedly connected to the top of the gear chamber 2, a driving motor 4 is arranged inside the motor chamber 3, a driving gear 5 fixedly connected to the driving motor 4 is arranged inside the gear chamber 2, a main stirring shaft 6 extending into the casing 1 is fixedly connected to the bottom of the driving gear 5, a groove 7 is formed in the lower surface of the main stirring shaft 6, a rotary column 8 is fixedly connected to the inside of the groove 7, an annular chute 9 is formed in the outer surface of the rotary column 8, a support 10 is inserted into the annular chute 9, a connecting rod 11 is fixedly connected to the bottom of the support 10, a piston plate 12 is fixedly connected to the bottom of the connecting rod 11, the piston plate 12 is matched with the size of the casing 1 in size, and the lower half of the casing 1 can be sealed when the piston plate 12 moves downwards, piston plate 12's both sides are pegged graft respectively have with 1 bottom inner wall fixed connection's gag lever post 13, it is spacing to piston plate 12 through gag lever post 13, prevent that piston plate 12 from rotating, the both sides of driving gear 5 are meshed respectively has driven gear 14, driven gear 14's inside fixedly connected with extends to the inside vice (mixing) shaft 15 of casing 1, the top of vice (mixing) shaft 15 is connected with the inner wall rotation of gear room 2, the equal fixedly connected with stirring leaf 16 in the outside of vice (mixing) shaft 15 and main (mixing) shaft 6, it has feeder hopper 17 to peg graft respectively to casing 1's upper surface both sides, it is inside to drop into casing 1 with lithium cell thick liquids through feeder hopper 17, it has the circulating pipe 18 that extends to casing 1 first half to peg graft respectively to casing 1's bottom both sides, casing 1's lower surface is pegged graft and is had discharging pipe 19, discharging pipe 19's the outside is provided with control valve 20.

Firstly, lithium battery slurry is put into a shell 1 through a feed hopper 17, then a driving motor 4 is started, the driving gear 5 is driven to rotate clockwise by the driving motor 4, the driving gear 5 drives a main stirring shaft 6 and a stirring blade 16 fixedly connected with the outer side of the main stirring shaft 6 to rotate clockwise, the lithium battery slurry is stirred clockwise, meanwhile, the driving gear 5 also drives driven gears 14 at two sides to rotate anticlockwise when rotating, the driven gears 14 drive an auxiliary stirring shaft 15 to rotate anticlockwise, the auxiliary stirring shaft 15 drives the stirring blade 16 fixedly connected with the outer side of the auxiliary stirring shaft 15 to rotate anticlockwise, the lithium battery slurry is stirred anticlockwise, and finally, the effect of simultaneously stirring the lithium battery slurry clockwise and anticlockwise is achieved, so that all components of the lithium battery slurry can be effectively mixed, the stirring effect is improved, and the rotary column 8 can be driven to rotate synchronously when the main stirring shaft 6 rotates, when the rotary column 8 rotates, the bracket 10 does not rotate under the matching action of the connecting rod 11, the piston plate 12 and the limiting rod 13, and the rotation of the rotary post 8 causes the carriage 10 to slide up and down inside the rotating circular chute 9, and then the connecting rod 11 drives the piston plate 12 to reciprocate up and down, when the piston plate 12 moves up, the slurry in the upper half of the housing 1 flows into the lower half of the housing 1 through the gap between the piston plate 12 and the inner walls of the two sides of the housing 1, and when the piston plate 12 moves downward, the pulp in the lower half of the casing 1 is pressed, and is caused to flow back into the upper half of the casing 1 through the circulation pipe 18, so that the slurry in the lower half of the shell 1 continuously moves to the upper half of the shell 1, the slurry in the upper half of the shell 1 continuously fills the lower half of the shell 1, therefore, the mixing uniformity degree of the components of the lithium battery slurry can be improved, and the stirring effect is further improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A lithium battery slurry preparation device comprises a shell (1), and is characterized in that: the upper surface of the shell (1) is fixedly connected with a gear chamber (2), the top of the gear chamber (2) is fixedly connected with a motor chamber (3), a driving motor (4) is arranged inside the motor chamber (3), a driving gear (5) fixedly connected with the driving motor (4) is arranged inside the gear chamber (2), the bottom of the driving gear (5) is fixedly connected with a main stirring shaft (6) extending into the shell (1), a groove (7) is formed in the lower surface of the main stirring shaft (6), a rotary column (8) is fixedly connected inside the groove (7), an annular chute (9) is formed in the outer surface of the rotary column (8), a support (10) is inserted into the annular chute (9), a connecting rod (11) is fixedly connected to the bottom of the support (10), and a piston plate (12) is fixedly connected to the bottom of the connecting rod (11), driven gear (14) are respectively meshed with two sides of driving gear (5), an auxiliary stirring shaft (15) extending to the inside of casing (1) is fixedly connected to the inside of driven gear (14), stirring blades (16) are fixedly connected to the outer sides of auxiliary stirring shaft (15) and main stirring shaft (6), circulating pipes (18) extending to the upper half part of casing (1) are respectively inserted into two sides of the bottom of casing (1), a discharging pipe (19) is inserted into the lower surface of casing (1), and a control valve (20) is arranged on the outer side of discharging pipe (19).

2. The lithium battery paste preparation apparatus according to claim 1, characterized in that: feed hoppers (17) are respectively inserted into two sides of the upper surface of the shell (1).

3. The lithium battery paste preparation apparatus according to claim 1, characterized in that: the piston plate (12) is matched with the lower half part of the shell (1) in size.

4. The lithium battery paste preparation apparatus according to claim 1, characterized in that: and limiting rods (13) fixedly connected with the inner wall of the bottom of the shell (1) are respectively inserted into two sides of the piston plate (12).

5. The lithium battery paste preparation apparatus according to claim 1, characterized in that: the top of the auxiliary stirring shaft (15) is rotationally connected with the inner wall of the gear chamber (2).

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