CN221789003U

CN221789003U - Lithium battery cell thick liquids agitating unit

Info

Publication number: CN221789003U
Application number: CN202323118002.4U
Authority: CN
Inventors: 胡芳铭
Original assignee: Gotion High Tech Co Ltd
Current assignee: Gotion High Tech Co Ltd
Priority date: 2023-11-15
Filing date: 2023-11-15
Publication date: 2024-10-01
Anticipated expiration: 2033-11-15

Abstract

The utility model discloses a lithium battery cell slurry stirring device which comprises a stirring device shell, wherein a feeding part is arranged at the upper end of the stirring device shell, a stirring cavity is arranged in the stirring device shell, the stirring cavity is positioned below the feeding part, a stirring part is arranged in the stirring cavity, and at least one material passing hole is formed in the stirring cavity. The utility model conveys slurry close to the bottom of the inner wall of the stirring cavity to the top for repeated stirring through the spiral thread bulges arranged in the stirring cavity, meanwhile, the second transmission part drives the fan blades at the middle part of the stirring cavity to stir, so that the effect of rapid stirring uniformity is achieved, the problem that part of slurry is aggregated into large granular substances due to insufficient stirring to block a pipeline and the coating consistency is poor is solved.

Description

Lithium battery cell thick liquids agitating unit

Technical Field

The utility model relates to the technical field of lithium battery production equipment, in particular to a lithium battery cell slurry stirring device.

Background

The lithium battery slurry is viscous, the stirring resistance is high, and the uniformity of the lithium battery slurry is difficult to realize by unidirectional stirring. Further, the longer the slurry is in the tank, the more frequent the replacement of the main material, and the easier the stirring device is blocked. Therefore, the designed stirring device is required to have the characteristics that slurry at each position flows, agglomerated large particles are discharged rapidly, the stirring device is beneficial to cleaning and the like.

Disclosure of utility model

The utility model aims to provide a lithium battery cell slurry stirring device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a lithium cell electricity core thick liquids agitating unit, includes the agitating unit casing, the agitating unit casing upper end is equipped with the feed portion, be equipped with the stirring chamber cavity in the agitating unit casing, the stirring chamber cavity is located the feed portion below, be equipped with the stirring portion in the stirring chamber cavity, be equipped with at least one material hole on the stirring chamber cavity. The stirring cavity is characterized in that the inner wall of the stirring cavity is provided with a threaded bulge with an upward bulge tip, and the bottom of the shell is provided with a discharge hole.

As a further scheme of the utility model: the stirring device shell is of a cylindrical structure, and the feeding part comprises a feeding hole arranged at the upper end of the shell, and the feeding hole is eccentrically arranged at the upper end of the shell.

As a further scheme of the utility model: the stirring part comprises a first stirring shaft positioned in the stirring cavity, the upper end of the first stirring shaft is connected with a driving device, and the middle part of the first stirring shaft is connected with a stirring paddle.

As a further scheme of the utility model: the upper end of the first stirring shaft extends to the upper part of the stirring device shell and is in power connection with a driving device through a first transmission part, the driving device comprises a driving motor, and a driving shaft of the driving motor is in power connection with the first transmission part.

As a further scheme of the utility model: the lower end of the first stirring shaft is connected with the stirring cavity, and the middle part of the first stirring shaft is connected with a second stirring shaft and a stirring paddle through a second transmission part.

As a further scheme of the utility model: the bottom of the shell is provided with at least one bottom supporting frame for supporting the cavity of the stirring cavity, the bottom of the shell is of a conical structure, and the discharge hole is the lowest part of the bottom of the shell of the conical structure.

As a further scheme of the utility model: the filter unit comprises a filter screen which is fixedly arranged, a baffle is rotatably arranged at the upper end of the filter screen, and a notch for discharging is formed in the baffle.

As a further scheme of the utility model: the filter screen is provided with at least two filter areas, and the apertures of the material passing holes in different filter areas are different.

As a further scheme of the utility model: the outer side of the discharge hole is connected with a discharge pipe, and a discharge valve is arranged on the discharge pipe.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the spiral blade is arranged at the central position inside the stirring cavity, and the spiral bulge with the upward tip is arranged on the inner wall of the stirring cavity, so that the slurry at the bottom can be conveyed to the top for repeated stirring, the effect of rapid stirring uniformity is achieved, the problem that part of slurry is not stirred and agglomerated into large granular substances to block a pipeline and the coating consistency is poor is avoided.

Drawings

FIG. 1 is a schematic view showing the structure of a stirring device according to the present embodiment;

FIG. 2 is a schematic view of the portion A in FIG. 1;

FIG. 3 is a schematic view of the structure of the portion B in FIG. 1;

In the figure: 1-stirring device shell, 2-passing hole, 3-bottom support frame, 4-feed inlet, 5-stirring cavity, 6-first (mixing) shaft, 7-first drive part, 8-driving motor, 9-driving shaft, 10-second drive part, 11-second (mixing) shaft, 12-stirring paddle, 13-discharge opening, 14-filter part, 15-discharge valve, 16-discharge pipe, 17-spiral line protrusion, 18-filter screen, 19-separation blade.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in an embodiment of the utility model, a device for stirring slurry of a lithium battery cell includes a stirring device housing 1, the stirring device housing 1 has a cylindrical structure, a feeding portion is disposed at an upper end of the stirring device housing 1, the feeding portion has a conical structure with an opening at an upper end, the opening is a feeding port 4, and the feeding port 4 is eccentrically disposed at the feeding portion.

Be equipped with stirring chamber cavity 5 in the agitating unit casing 1, stirring chamber cavity 5 is located the below of feed portion, be equipped with stirring portion in the stirring chamber cavity 5, stirring portion is including being located the first (mixing) shaft 6 of stirring chamber cavity 5, first (mixing) shaft 6 lower extreme is connected with stirring chamber cavity 5, first (mixing) shaft 6 upper end is connected with drive arrangement, first (mixing) shaft 6 upper end extends to agitating unit casing 1 top and is connected with drive arrangement power through first drive portion 7, drive arrangement includes driving motor 8, driving motor 8's drive shaft 9 and first drive portion 7 power connection, first (mixing) shaft 6 middle part is connected with stirring rake 12 through the second (mixing) shaft 11 that second drive portion 10 is connected, in this embodiment, first drive portion, second drive portion is bevel gear drive arrangement. At least one material passing hole 2 is formed in the stirring cavity 5, spiral thread protrusions 17 are formed in the inner wall of the stirring cavity 5, the tips of the protrusions face upwards, and when the stirring cavity rotates, slurry in the cavity, which is close to the inner wall of the cavity, is transferred upwards along with threads.

The stirring device comprises a stirring device shell 1, wherein the bottom of the stirring device shell 1 is of a conical structure, a discharge opening 13 is formed in the bottom of the stirring device shell 1, the discharge opening 13 is the lowest part of the bottom of the stirring device shell, a filtering part 14 is connected to the discharge opening 13, the filtering part 14 comprises a filter screen 18 which is fixedly arranged, a baffle 19 is rotatably arranged at the upper end of the filter screen 18, a notch for discharging is formed in the baffle 19, at least two filtering areas are formed in the filter screen 18, the apertures of the material passing holes in different filtering areas are different, a discharge pipe 16 is connected to the outer side of the discharge opening 13, and a discharge valve 15 is arranged on the discharge pipe 16.

When the device is used, when the device is started, the driving motor 8 drives the driving shaft 9, the driving shaft 9 transmits power to the first stirring shaft 6 through the bevel gear meshed in the first transmission part 7, the first stirring shaft 6 is driven to rotate, slurry is thrown into the stirring cavity 5 through the feeding hole 4, the slurry enters the stirring cavity 5 and then drives the stirring paddle 12 through the first stirring shaft 6 to stir the slurry, the slurry gradually converges towards the lower end in the stirring process, but the inner wall of the stirring cavity 5 is provided with the spiral protrusion 17, the spiral protrusion 17 is positioned at the inner wall of the stirring cavity 5 and is spirally arranged, so that the slurry converged at the bottom of the stirring cavity 5 can be carried to the upper part of the stirring cavity 5 again under the action of the spiral protrusion 17, and then circulation stirring is formed, meanwhile, the thrown slurry is discharged through the passing hole 2 on the stirring cavity 5 and then enters the stirring device shell 1 under the action of centrifugal force, and then converges to the discharge hole 13 at the bottom of the shell 1 under the action of gravity, and the discharge valve 15 is arranged at the position of the discharge hole 15 according to the required size, and the discharge valve 15 is arranged at the position of the discharge valve is required to be opened.

In addition, the agglomerated battery slurry in the stirring device can be rapidly discharged through the large-size filtering holes, and the agglomerated slurry is treated independently, so that after slurry particles are uniform, a filter screen with a required mesh number is switched, and then normal discharge can be performed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a lithium cell electricity core thick liquids agitating unit, includes agitating unit casing (1), its characterized in that, agitating unit casing (1) upper end is equipped with the feed portion, be equipped with stirring cavity (5) in agitating unit casing (1), stirring cavity (5) are located the feed portion below, be equipped with stirring portion in stirring cavity (5), be equipped with at least one material passing hole (2) on stirring cavity (5), stirring cavity (5) inner wall is equipped with protruding pointed-end ascending screw thread arch (17), and casing (1) bottom is equipped with bin outlet (13).

2. The lithium battery cell slurry stirring device according to claim 1, wherein the stirring device shell (1) is of a cylindrical structure, the feeding part is a feeding hole (4) arranged at the upper end of the shell (1), and the feeding hole (4) is eccentrically arranged at the upper end of the shell (1).

3. The lithium battery cell slurry stirring device according to claim 1, wherein the stirring part comprises a first stirring shaft (6) positioned in the stirring cavity (5), a driving device is connected to the upper end of the first stirring shaft (6), and a stirring paddle (12) is connected to the middle of the first stirring shaft (6).

4. A lithium battery cell slurry stirring device according to claim 3, characterized in that the upper end of the first stirring shaft (6) extends above the stirring device shell (1) and is in power connection with a driving device through a first transmission part (7), the driving device comprises a driving motor (8), and a driving shaft (9) of the driving motor (8) is in power connection with the first transmission part (7).

5. The lithium battery cell slurry stirring device according to claim 3, wherein the lower end of the first stirring shaft (6) is connected with the stirring cavity (5), and the middle part of the first stirring shaft (6) is connected with a second stirring shaft (11) and a stirring paddle (12) through a second transmission part (10).

6. The lithium battery cell slurry stirring device according to claim 3, wherein at least one bottom supporting frame (3) for supporting the stirring cavity (5) is arranged at the bottom of the shell (1), the bottom of the shell (1) is of a conical structure, and the discharge port (13) is the lowest part of the bottom of the shell (1) of the conical structure.

7. The lithium battery cell slurry stirring device according to claim 1, wherein the discharge port (13) is connected with a filtering part (14), the filtering part (14) comprises a filtering net (18) fixedly arranged, a baffle (19) is rotatably arranged at the upper end of the filtering net (18), and a notch for discharging is formed in the baffle (19).

8. The lithium battery cell slurry stirring device according to claim 7, wherein at least two filtering areas are arranged on the filter screen (18), and the pore diameters of the material passing holes in different filtering areas are different.

9. The lithium battery cell slurry stirring device according to claim 1, wherein a discharge pipe (16) is connected to the outer side of the discharge port (13), and a discharge valve (15) is arranged on the discharge pipe (16).