CN220779841U

CN220779841U - Lithium battery slurry storage stirring device

Info

Publication number: CN220779841U
Application number: CN202322411912.5U
Authority: CN
Inventors: 吴明珠; 高峰; 张要枫; 赵冬梅
Original assignee: Hubei Titanium Era New Energy Co Ltd
Current assignee: Hubei Titanium Era New Energy Co Ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-04-16
Anticipated expiration: 2033-09-04

Abstract

The utility model discloses a lithium battery slurry storage stirring device which comprises a transfer tank cover, a transfer tank body, a feeding electric pump, a filter pump and an iron removing pump, wherein the transfer tank body, the feeding electric pump, the filter pump and the iron removing pump are sequentially communicated through pipelines, the transfer tank cover is arranged on the transfer tank body in a lifting manner, a stirring assembly and two dispersing assemblies are arranged on the transfer tank cover, and the dispersing assemblies are symmetrically arranged on the left side and the right side of the stirring assembly. According to the utility model, the two dispersing assemblies are symmetrically arranged on the left side and the right side of the stirring assembly, and the two dispersing discs in the dispersing assemblies are correspondingly further optimized into an up-and-down adjustable structure, so that the uniformity of slurry stirring is effectively improved by matching with the stirring assembly.

Description

Lithium battery slurry storage stirring device

Technical Field

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

Background

Lithium battery slurry storage and slurry quality are one point in the lithium battery production process that requires tight control. The lithium ion battery slurry is prepared from a stirrer firstly, and then flows to a coating process through filtration, wherein the flow in the process is a very critical step, the slurry cannot absorb water or be polluted, the quality of slurry filtration is also well ensured, and the quality of the slurry can influence the coating and finally the performance of a battery product. At present, most slurry storage devices simply store slurry, but the quality requirements of stirring and dispersing the slurry are not met, and the main problems are that the structural design of a stirring paddle and the bottom design of a slurry storage tank can influence the uniformity of slurry stirring, for example, the condition that the slurry at the bottom is stirred or dispersed is not enough when a flat-bottom slurry storage tank is used, so that the slurry is precipitated; the use of a single-bar paddle can result in uneven local stirring of the slurry; the slurry storage tank without the dispersion disc cannot store the slurry for a long time, slurry precipitation can be caused by long-time stirring without dispersion, and pole piece color difference and the like can occur during coating.

Therefore, how to improve the production efficiency of lithium batteries and the quality of slurry storage and stirring are very important issues.

Disclosure of Invention

In view of the above problems, a lithium battery slurry storage stirring device is provided, which aims to improve slurry storage and stirring quality, thereby improving production efficiency.

The specific technical scheme is as follows:

the utility model provides a agitating unit is stored to lithium cell thick liquids, includes transfer cover, well changes jar body, pay-off charge pump, filter pump, deironing pump, and transfer jar body, pay-off charge pump, filter pump, deironing pump are passed through the pipeline intercommunication in proper order between, and the liftable of transfer cover is installed on the transfer jar body, and installs stirring subassembly and two dispersion subassemblies on the transfer cover, and dispersion subassembly symmetry is installed in stirring subassembly's left and right sides.

Further, the stirring assembly comprises a stirring shaft and stirring paddles arranged on the stirring shaft, wherein the stirring paddles are inclined triangle six-blade stirring paddles.

Further, stirring blades in the stirring paddle are triangular, and the included angle between the stirring blades and the stirring shaft is 35 degrees.

Further, the dispersing assembly comprises a dispersing disc shaft, a first dispersing disc and a second dispersing disc which are fixedly arranged on the dispersing disc shaft, and the first dispersing disc and the second dispersing disc are arranged at intervals up and down.

Further, the dispersing assembly further comprises a driving shaft, the driving shaft is rotatably arranged on the middle rotating tank cover, the dispersing disc shaft penetrates through the driving shaft, and the dispersing disc shaft is in meshed transmission with the driving shaft.

Further, an external thread structure is arranged on the dispersion disc shaft, an internal thread structure is arranged on the driving shaft, and the driving shaft and the dispersion disc shaft are in meshed transmission through the thread structure.

Further, the storage stirring device further comprises an air cylinder, the air cylinder is arranged on the transfer tank body, and the transfer tank cover is arranged on a piston rod of the air cylinder.

Further, the storage stirring device also comprises a connecting hasp which is arranged on the transfer tank body.

The beneficial effect of above-mentioned scheme is:

according to the utility model, the two dispersing assemblies are symmetrically arranged on the left side and the right side of the stirring assembly, and the two dispersing discs in the dispersing assemblies are correspondingly further optimized into an up-and-down adjustable structure, so that the uniformity of slurry stirring is effectively improved by matching with the stirring assembly.

Drawings

FIG. 1 is a schematic view of an apparatus according to an embodiment of the present utility model;

fig. 2 is a schematic front view of a transfer tank cover according to an embodiment of the present utility model;

fig. 3 is a schematic top view of a transfer tank cover according to an embodiment of the present utility model;

in the accompanying drawings: 1. a transfer tank cover; 2. a transfer tank body; 3. a feeding electric pump; 4. a filter pump; 5. an iron removal pump; 6. a stirring shaft; 7. stirring paddles; 8. a first dispersion plate; 9. a second dispersion disk; 10. a drive shaft; 11. a cylinder; 12. and a connecting hasp.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is obvious that the described embodiments 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.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The utility model will be further illustrated, but is not limited, by the following examples.

As shown in fig. 1 to 3, the device provided in the embodiment of the utility model comprises a transfer tank cover 1, a transfer tank body 2, a feeding electric pump 3, a filtering pump 4 and an iron removing pump 5, wherein the transfer tank body 2, the feeding electric pump 3, the filtering pump 4 and the iron removing pump 5 are sequentially communicated through pipelines, the transfer tank cover 1 is installed on the transfer tank body 2 in a lifting manner, a stirring assembly and two dispersing assemblies are installed on the transfer tank cover 1, and the dispersing assemblies are symmetrically installed on the left side and the right side of the stirring assembly.

In the utility model, two dispersing assemblies are symmetrically arranged on the left side and the right side of the stirring assembly so as to effectively disperse slurry, and the dispersed slurry is filtered by the filter pump 4 and is fed into the subsequent process after being deironized by the deironing pump 5 in sequence so as to ensure the product performance of the battery obtained after subsequent coating.

As shown in fig. 1 and 2, in order to facilitate the raw material feeding into the transfer tank 2, an air cylinder 11 may be mounted on the transfer tank 2, and the transfer tank cover 1 may be correspondingly mounted on a piston rod of the air cylinder 11; like this, when needs are reinforced, the piston rod of cylinder 11 rises transfer cover 1, and the material can be added through the clearance of transfer cover 1 and transfer jar body 2 to the operating personnel this moment, and reinforced back cylinder 11 action and make the lid of transfer cover 1 locate on the transfer jar body 2. Furthermore, in order to increase structural stability, after the middle transfer tank cover 1 is covered on the transfer tank body 2, the middle transfer tank cover 1 can be further locked on the middle transfer tank body 2 through the connecting buckle 12 installed on the middle transfer tank body 2, and considering that the connecting buckle fastening structure is more conventional in the prior art, the utility model is not repeated.

Specifically, as shown in fig. 1, 2 and 3, the stirring assembly in the utility model comprises a stirring shaft 6 and a stirring paddle 7 arranged on the stirring shaft 6, wherein the stirring paddle 7 is a triangular six-blade stirring paddle 7; the six-leaf structure can increase the contact area of slurry stirring when stirring under the above-mentioned shape, thereby make slurry can fully stir and improve the homogeneity of slurry stirring, and oblique triangle structure can make the stirring rake have certain inclination, and the slurry is difficult for gluing the oar, makes the slurry stirring more thoroughly.

Specifically, as shown in fig. 2 and 3, the dispersing assembly in the present utility model includes a dispersing disc shaft, and a first dispersing disc 8 and a second dispersing disc 9 fixedly mounted on the dispersing disc shaft, wherein the first dispersing disc 8 and the second dispersing disc 9 are disposed at an upper and a lower interval. In order to further optimize the dispersing effect of the slurry, the two dispersing discs can be further optimized into an up-and-down adjustable structure, and the slurry on the upper two layers of the bottom is uniformly dispersed by the first dispersing disc 8 and the second dispersing disc 9 which are positioned on the upper two layers of the bottom when the inclined triangle six-blade stirring paddle structure is utilized to drive the slurry deposited on the bottom to gradually move to the upper layer after the dispersing discs are adjusted to a proper position according to the volume proportion of the slurry in the transfer tank, so that the slurry is more thoroughly stirred and dispersed, and the uniformity and the stability of the slurry are ensured by the combined action of the stirring paddles and the dispersing discs.

As a specific driving form, as shown in fig. 2, in the utility model, two driving shafts 10 (an internal thread structure is formed in the driving shaft 10) can be rotatably installed on the transfer tank cover 1, and a dispersing disc shaft is correspondingly penetrated into the driving shaft 10 (an external thread structure is formed on the dispersing disc shaft), so that the dispersing disc is driven up and down by forward rotation or reverse rotation of the driving shaft 10, and the uniformity of slurry stirring is improved by matching with the stirring paddles 7.

The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the teachings of the present utility model, which are intended to be included within the scope of the present utility model.

Claims

1. The lithium battery slurry storage stirring device is characterized by comprising a transfer tank cover, a transfer tank body, a feeding electric pump, a filter pump and an iron removing pump, wherein the transfer tank body, the feeding electric pump, the filter pump and the iron removing pump are sequentially communicated through pipelines, the transfer tank cover is installed on the transfer tank body in a lifting manner, a stirring assembly and two dispersing assemblies are installed on the transfer tank cover, and the dispersing assemblies are symmetrically installed on the left side and the right side of the stirring assembly;

the dispersing assembly comprises a dispersing disc shaft, a first dispersing disc and a second dispersing disc which are fixedly arranged on the dispersing disc shaft, and the first dispersing disc and the second dispersing disc are arranged at an upper interval and a lower interval.

2. The lithium battery slurry storage stirring device according to claim 1, wherein the stirring assembly comprises a stirring shaft and a stirring paddle arranged on the stirring shaft, and the stirring paddle is an inclined triangle six-blade stirring paddle.

3. The lithium battery slurry storage stirring device according to claim 2, wherein the stirring blade in the stirring paddle is triangular in shape, and an included angle between the stirring blade and the stirring shaft is 35 °.

4. The lithium battery slurry storage stirring device according to claim 1, wherein the dispersing assembly further comprises a driving shaft rotatably mounted on the transfer pot cover, the dispersing disc shaft penetrates through the driving shaft, and the dispersing disc shaft is in meshed transmission with the driving shaft.

5. The lithium battery slurry storage stirring device according to claim 4, wherein the dispersing disc shaft is provided with an external thread structure, the driving shaft is provided with an internal thread structure, and the driving shaft and the dispersing disc shaft are in meshed transmission through the thread structure.

6. The lithium battery paste storage stirring device of any one of claims 1 to 5, further comprising a cylinder mounted on the transfer pot, the transfer pot lid being mounted on a piston rod of the cylinder.

7. The lithium battery slurry storage stirring device according to claim 6, further comprising a connection buckle mounted on the transfer tank.