CN219539969U - Lithium ion battery electric core slurry stirring device - Google Patents
Lithium ion battery electric core slurry stirring device Download PDFInfo
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- CN219539969U CN219539969U CN202320395083.3U CN202320395083U CN219539969U CN 219539969 U CN219539969 U CN 219539969U CN 202320395083 U CN202320395083 U CN 202320395083U CN 219539969 U CN219539969 U CN 219539969U
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- stirring
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- main shaft
- telescopic connecting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a lithium ion battery cell slurry stirring device which comprises a stirring main shaft, a base and a motor, wherein a first telescopic connecting seat is movably fixed on the stirring main shaft, the first telescopic connecting seat can slide along the axial direction of the stirring main shaft, a plurality of stirring rods are arranged between the first telescopic connecting seat and the base, each stirring rod comprises a first connecting rod and a second connecting rod which are connected through the movable connecting seat, and one end, far away from the movable connecting seat, of each first connecting rod/second connecting rod is fixed with the base/first telescopic connecting seat. According to the lithium ion battery cell slurry stirring device provided by the utility model, the position of the first telescopic connecting seat on the stirring main shaft is adjusted, the included angle between the first connecting rod and the second connecting rod is controlled, so that the depth and the width of stirring slurry of the stirring rod are controlled, the stirring blind area is effectively avoided, the problems that the battery slurry far away from the blade cannot be effectively stirred and separated, the central cell slurry is not strong in dispersion and is not uniform in stirring are solved, and the stirring power and the stirring flow rate are enhanced.
Description
Technical Field
The utility model relates to the field of lithium battery cell slurry production, in particular to a lithium ion battery cell slurry stirring device.
Background
The lithium battery anode and cathode slurry mixing and dispersing process has the influence on the quality of the product of more than 30% in the whole production process of the lithium ion battery, and is the most important link in the whole production process. The preparation process of the slurry comprises a series of processes of mixing, dissolving, dispersing and the like between liquid and between liquid and solid materials, and the process is accompanied by temperature, viscosity, environment and the like. In the slurry, the dispersibility and uniformity of the granular active substances directly influence the movement of lithium ions between two electrodes of a battery, so that the viscosity of the slurry of each electrode plate material is important in the production of the lithium ion battery, the unavoidable placement process between the slurry discharging and the coating is realized, but the viscosity of the lithium battery cell slurry consisting of an adhesive, a conductive agent, positive/negative electrode materials and the like is increased in the placement process after stirring, the coating quality is seriously influenced, and the quality of the subsequent lithium ion battery production and the performance of the product thereof are directly influenced.
The current lithium battery electricity core thick liquids agitating unit is as the lithium battery thick liquids agitating unit of chinese patent publication No. CN108479522a, including stirring rake, base, bracket and bracing piece, the up end that the base is close to the side is vertical to be set up the bracing piece, the outside slip of bracing piece has cup jointed the bracket, and the lateral wall of bracing piece is fixed with the rack, the inside rotation of bracket is connected with the crank, and the outside of crank cup joints with rack meshing driven gear, the up end of bracket is fixed with the motor, the motor is located the inside motor shaft outside transmission of bracket and is connected with the second band pulley, the one end that the motor shaft was kept away from to the inside of bracket has the transmission axostylus axostyle through bearing swing joint, and the outside of transmission axostylus axostyle has cup jointed first band pulley to be connected through belt drive between first band pulley and the second band pulley, the transmission axostylus axostyle passes through shaft coupling and stirring rake transmission connection, the outer wall top-down welding of main shaft has two sets of connecting rods, and every group connecting rod is provided with two with the main shaft symmetry to through rotating seat and first stirring vane's upper end, the bottom of main shaft and swing joint have the inner chamber, the swing joint bottom has the swing joint ball.
However, the lithium battery slurry stirring device disclosed in the patent has a large stirring blind area during stirring, so that the slurry is difficult to uniformly stir, and the stirring efficiency and stirring quality are not ideal.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model discloses a lithium ion battery cell slurry stirring device.
The lithium ion battery cell slurry stirring device comprises a stirring main shaft, wherein one end of the stirring main shaft is fixedly provided with a base, the other end of the stirring main shaft is provided with a motor for driving the stirring main shaft to rotate, a first telescopic connecting seat is movably fixed on the stirring main shaft and can slide along the axial direction of the stirring main shaft, a plurality of stirring rods are arranged between the first telescopic connecting seat and the base,
the stirring rod comprises a first connecting rod and a second connecting rod which are connected through a movable connecting seat, one end of the first connecting rod, which is far away from the movable connecting seat, is fixed with the base, and one end of the second connecting rod, which is far away from the movable connecting seat, is fixed with the first telescopic connecting seat.
Specifically, whole lithium ion battery electric core thick liquids agitating unit is vertical structure, and the base bottom is provided with the rubber circle, in the in-process of stirring, use the one end at base place as the start point with lithium ion battery electric core thick liquids agitating unit place in the thick liquids that wait to stir, according to the volume of thick liquids, open the motion switch and drive the axial motion of second flexible connecting seat along stirring main shaft through pulling handle, the second flexible connecting seat then drives the axial motion of first flexible connecting seat along stirring main shaft, the motion of first flexible connecting seat can drive the motion of puddler, the motion of puddler can lead to the contained angle between first connecting rod and the second connecting rod to change, distance between movable connecting seat and the stirring main shaft changes, finally lead to stirring scope to change, consequently, can make lithium ion battery electric core thick liquids agitating unit's stirring scope and the volume adaptation of thick liquids through pulling handle, effectively avoid stirring blind area's appearance.
Preferably, the motor is connected with the stirring main shaft through the stirring auxiliary shaft and a third telescopic connecting seat, the third telescopic connecting seat is arranged at the end part of the stirring main shaft, the stirring auxiliary shaft is connected with the third telescopic connecting seat through threads, and the motor is fixed at one end of the stirring auxiliary shaft far away from the third telescopic connecting seat.
Specifically, because stirring countershaft and the flexible connecting seat of third pass through threaded connection, therefore the distance between motor and the flexible connecting seat of third is adjustable, and when the thick liquids depth that wait to stir is too dark, the accessible adjusts the distance that the stirring countershaft stretched into in the flexible connecting seat of third, prevents that the motor from flooding in waiting to stir thick liquids. In addition, the diameter of the stirring auxiliary shaft is 2mm smaller than that of the stirring main shaft, and the whole device is made of stainless steel or stainless steel containing a chromium plating coating.
Preferably, the stirring main shaft is further provided with a second telescopic connecting seat, the second telescopic connecting seat is arranged between the first telescopic connecting seat and the motor, and the second telescopic connecting seat can move along the axial direction of the stirring main shaft; the second telescopic connecting seat is connected with the first telescopic connecting seat through a connecting pull rod.
Specifically, in the process of stirring, the whole stirring rod and the first telescopic connecting seat can be immersed in the slurry to be stirred generally, so that the structure for driving the movement of the first telescopic connecting seat by arranging the second telescopic connecting seat between the first telescopic connecting seat and the motor is more convenient to operate.
Preferably, the second telescopic connecting seat is provided with a handle for pulling the second telescopic connecting seat to axially slide along the stirring main shaft.
Specifically, the structure of handle makes the motion of pulling second flexible connecting seat on stirring main shaft more convenient.
Preferably, the second telescopic connecting seat is provided with a motion switch, when the motion switch is closed, the second telescopic connecting seat is fixed at the position on the stirring main shaft and cannot move, and when the motion switch is opened, the second telescopic connecting seat is driven to slide on the stirring main shaft by pulling the handle.
Specifically, in order to ensure that the positions of the first telescopic connecting seat and the second telescopic connecting seat are stable in the stirring process, the included angle between the first connecting rod and the second connecting rod is unchanged, and the position of the second telescopic connecting seat on the stirring main shaft is required to be stabilized.
Preferably, at least two stirring rods are arranged.
Specifically, generally, a plurality of stirring rods are provided, and each stirring rod is arranged in a plurality of pairs by taking the stirring main shaft as a symmetry axis, so that the slurry can be stirred more uniformly by the structure.
Compared with the prior art, the utility model has the following advantages:
according to the lithium ion battery cell slurry stirring device provided by the utility model, the vertical structure is adopted, the blade is replaced by the stirring rod consisting of the first connecting rod, the second connecting rod and the movable connecting seat, the included angle between the first connecting rod and the second connecting rod can be controlled by adjusting the position of the first telescopic connecting seat on the stirring main shaft, so that the depth and the width of the stirring rod for stirring slurry are controlled, the stirring blind area is effectively avoided, the problems that the battery slurry far away from the blade cannot be effectively stirred and separated, the central cell slurry is not strong in dispersion and is not uniform in stirring are solved, and the stirring power and the stirring flow rate are enhanced; the stirring device for the lithium ion battery cell slurry is suitable for use between slurry mixing and coating, effectively solves the problem that the slurry becomes too viscous due to standing, reduces the generation of sediment and massive adhesive, and improves the production efficiency.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a slurry stirring device for a lithium ion battery cell provided by the utility model;
fig. 2 is an enlarged view at a in fig. 1.
Detailed Description
The utility model will be further described with reference to the drawings and specific examples.
As shown in fig. 1, the lithium ion battery cell slurry stirring device comprises a stirring main shaft 10, wherein one end of the stirring main shaft 10 is fixed with a base 20, the other end is provided with a motor 30 for driving the stirring main shaft 10 to rotate, a first telescopic connecting seat 41 is movably fixed on the stirring main shaft 10, the first telescopic connecting seat 41 can slide along the axial direction of the stirring main shaft 10, a plurality of stirring rods 50 are arranged between the first telescopic connecting seat 41 and the base 20,
the stirring rod 50 comprises a first connecting rod 52 and a second connecting rod 53 which are connected through a movable connecting seat 51, one end of the first connecting rod 52 away from the movable connecting seat 51 is fixed with the base 20, and one end of the second connecting rod 53 away from the movable connecting seat 51 is fixed with the first telescopic connecting seat 41.
The motor 30 is connected with the stirring main shaft 10 through the stirring auxiliary shaft 60 and the third telescopic connecting seat 43, the third telescopic connecting seat 43 is arranged at the end part of the stirring main shaft 10, the stirring auxiliary shaft 60 is connected with the third telescopic connecting seat 43 through threads, and the motor 30 is fixed at one end of the stirring auxiliary shaft 60 far away from the third telescopic connecting seat 43.
Since the stirring auxiliary shaft 60 is in threaded connection with the third telescopic connecting seat 43, the distance between the motor 30 and the third telescopic connecting seat 43 can be adjusted, and when the slurry to be stirred is too deep, the motor 30 can be prevented from being immersed into the slurry to be stirred by adjusting the distance that the stirring auxiliary shaft 60 extends into the third telescopic connecting seat 43.
As shown in fig. 2, the stirring main shaft 10 is further provided with a second telescopic connecting seat 42, the second telescopic connecting seat 42 is arranged between the first telescopic connecting seat 41 and the motor 30, and the second telescopic connecting seat 42 can move along the axial direction of the stirring main shaft 10; the second telescopic connecting seat 42 is connected with the first telescopic connecting seat 41 through a connecting pull rod 80.
In the stirring process, the whole stirring rod 50 and the first telescopic connecting seat 41 are immersed in the slurry to be stirred, so that the structure of the second telescopic connecting seat 42 between the first telescopic connecting seat 41 and the motor 30 for driving the movement of the first telescopic connecting seat 41 is more convenient to operate.
The second telescopic connecting seat 42 is provided with a handle 70 for pulling the second telescopic connecting seat 42 to axially slide along the stirring main shaft 10.
The structure of the handle 70 facilitates the movement of pulling the second telescopic connection seat 42 on the stirring main shaft 10.
The second telescopic connecting seat 42 is provided with a motion switch, when the motion switch is closed, the position of the second telescopic connecting seat 42 on the stirring main shaft 10 is fixed and cannot move, and when the motion switch is opened, the handle 70 is pulled to drive the second telescopic connecting seat 42 to slide on the stirring main shaft 10.
In order to ensure that the positions of the first and second telescopic connecting seats 41 and 42 are stable during the stirring process, the included angle between the first and second connecting rods 52 and 53 is not changed, and it is necessary to stabilize the position of the second telescopic connecting seat 42 on the stirring main shaft 10.
At least two stirring rods 50 are provided.
Typically, a double stirring rod 50 is provided, and each stirring rod 50 is provided in a plurality of pairs with the stirring main shaft 10 as a symmetry axis, and this structure can stir the slurry more uniformly.
When the stirring device is specifically used, the whole stirring device for the lithium ion battery cell slurry is of a vertical structure, the bottom end of the base 20 is provided with a rubber ring, in the stirring process, the stirring device for the lithium ion battery cell slurry is placed in slurry to be stirred by taking one end of the base 20 as a starting point, the second telescopic connecting seat 42 is driven by the pulling handle 70 to move along the axial direction of the stirring main shaft 10 according to the volume of the slurry, the second telescopic connecting seat 42 drives the first telescopic connecting seat 41 to move along the axial direction of the stirring main shaft 10, the first telescopic connecting seat 41 can drive the stirring rod 50 to move, the included angle between the first connecting rod 52 and the second connecting rod 53 is changed due to the movement of the stirring rod 50, namely the distance between the movable connecting seat 51 and the stirring main shaft 10 is changed, and finally the stirring range is changed, so that the stirring range of the stirring device for the lithium ion battery cell slurry can be matched with the volume of the slurry by pulling the handle 70, and the occurrence of a stirring blind area is effectively avoided.
Claims (6)
1. The lithium ion battery cell slurry stirring device comprises a stirring main shaft, and is characterized in that one end of the stirring main shaft is fixedly provided with a base, the other end of the stirring main shaft is provided with a motor for driving the stirring main shaft to rotate, a first telescopic connecting seat is movably fixed on the stirring main shaft and can slide along the axial direction of the stirring main shaft, a plurality of stirring rods are arranged between the first telescopic connecting seat and the base,
the stirring rod comprises a first connecting rod and a second connecting rod which are connected through a movable connecting seat, one end of the first connecting rod, which is far away from the movable connecting seat, is fixed with the base, and one end of the second connecting rod, which is far away from the movable connecting seat, is fixed with the first telescopic connecting seat.
2. The lithium ion battery cell slurry stirring device according to claim 1, wherein the motor is connected with the stirring main shaft through a stirring auxiliary shaft and a third telescopic connecting seat, the third telescopic connecting seat is arranged at the end part of the stirring main shaft, the stirring auxiliary shaft is connected with the third telescopic connecting seat through threads, and the motor is fixed at one end of the stirring auxiliary shaft far away from the third telescopic connecting seat.
3. The lithium ion battery cell slurry stirring device according to claim 1, wherein a second telescopic connecting seat is further arranged on the stirring main shaft, the second telescopic connecting seat is arranged between the first telescopic connecting seat and the motor, and the second telescopic connecting seat can move along the axial direction of the stirring main shaft; the second telescopic connecting seat is connected with the first telescopic connecting seat through a connecting pull rod.
4. The lithium ion battery cell slurry stirring device according to claim 3, wherein the second telescopic connecting seat is provided with a handle for pulling the second telescopic connecting seat to axially slide along the stirring main shaft.
5. The lithium ion battery cell slurry stirring device according to claim 4, wherein the second telescopic connecting seat is provided with a motion switch, when the motion switch is closed, the second telescopic connecting seat is fixed at the position on the stirring main shaft and cannot move, and when the motion switch is opened, the second telescopic connecting seat is driven to slide on the stirring main shaft by pulling the handle.
6. The lithium ion battery cell slurry stirring device according to claim 1, wherein at least two stirring rods are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320395083.3U CN219539969U (en) | 2023-02-28 | 2023-02-28 | Lithium ion battery electric core slurry stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320395083.3U CN219539969U (en) | 2023-02-28 | 2023-02-28 | Lithium ion battery electric core slurry stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219539969U true CN219539969U (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320395083.3U Active CN219539969U (en) | 2023-02-28 | 2023-02-28 | Lithium ion battery electric core slurry stirring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219539969U (en) |
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2023
- 2023-02-28 CN CN202320395083.3U patent/CN219539969U/en active Active
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