CN218608970U

CN218608970U - Slurry stirring device of lithium ion battery

Info

Publication number: CN218608970U
Application number: CN202222644881.3U
Authority: CN
Inventors: 黄涛; 缪杰
Original assignee: Hubei Xiongtao Lithium Power Co ltd
Current assignee: Hubei Xiongtao Lithium Power Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-03-14
Anticipated expiration: 2032-10-09

Abstract

The utility model provides a slurry stirring device of a lithium ion battery, which belongs to the technical field of lithium battery processing, and comprises a stirring box with a discharge port at the bottom, wherein the upper end of the stirring box is connected with a stirring mechanism in a sliding way, one side of the stirring box is provided with a first driving device capable of driving the stirring mechanism, the stirring mechanism is connected with a scraping mechanism in a sliding way, the outer side of the stirring box is provided with a supporting frame, a lifting mechanism capable of driving the scraping mechanism to move up and down is arranged on the supporting frame, and a second driving device capable of driving the lifting mechanism to move is arranged on one side of the supporting frame; start first drive arrangement and make the rabbling mechanism motion fully stir the inside thick liquids of agitator tank, then start second drive arrangement, make scrape the thick liquids that the material mechanism will adhere on agitator tank inner wall and rabbling mechanism and scrape the bottom of the case, prevent that the stirring is not fully to make the battery produce the quality problems, and elevating system can avoid the thick liquids adhesion, saves the cost, reduces the clearance time.

Description

Slurry stirring device of lithium ion battery

Technical Field

The utility model belongs to the technical field of lithium cell processing, concretely relates to lithium ion battery's thick liquids agitating unit.

Background

The lithium battery slurry needs to be dissolved, diluted and the like in the production process, particularly, the slurry for lithium battery diaphragm modification coating, PVDF (polyvinylidene fluoride) or ceramics and the like, and due to the material particularity, dissolving, mixing and stirring are indispensable important links.

Present agitator adopts design impeller to stir in the pivot more, but at the stirring in-process, thick liquids can not stirred by the adhesion on the inner wall of agitator tank, and thick liquids mix inhomogeneously to the stirring finishes on back part thick liquids adhesion on agitator tank inner wall and agitator, is not convenient for thick liquids to discharge and agitating unit clearance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium ion battery's thick liquids agitating unit aims at solving among the prior art the inside adhesion thick liquids of agitator tank and is not convenient for collect the problem of clearance.

In order to achieve the above object, the utility model provides a following technical scheme: lithium ion battery's thick liquids agitating unit, the agitator tank that is equipped with the discharge gate including the bottom, the agitator tank upper end is rotated and is connected with rabbling mechanism, agitator tank one side is equipped with the first drive arrangement that can drive rabbling mechanism, sliding connection has scraper mechanism on the rabbling mechanism, the agitator tank outside is equipped with the support frame, install on the support frame and to have the drive to scrape the elevating system that material mechanism reciprocated, the second drive arrangement that can drive the elevating system motion is installed to support frame one side.

In order to make this lithium ion battery's thick liquids agitating unit have the effect of stirring, the utility model discloses a further technical scheme does, rabbling mechanism is including placing the roof at the agitator tank top, the sliding ring is installed to the roof bottom, the agitator tank top is equipped with the spout of installation sliding ring, roof bottom is installed and is no less than two poking bars and scraper blade, the roof bottom is equipped with the charge door, the roof side is equipped with outer ring gear, the gear with outer ring gear meshing is installed to a drive arrangement output.

The utility model discloses a further technical scheme does, first drive arrangement is the dual-purpose motor of alternating current-direct current.

In order to ensure that the slurry stirring device of the lithium ion battery has the function of scraping, the further technical proposal of the utility model is that the scraping mechanism comprises a scraping plate, the material scraping mechanism is provided with a pressing shaft, the top of the pressing shaft is provided with a pressing sheet, and the material scraping plate is provided with a feeding pipe.

In order to make this lithium ion battery's thick liquids agitating unit have the effect of going up and down, the utility model discloses a further technical scheme does, elevating system is including installing the two-way screw rod on the support frame, two-way screw rod both sides threaded connection has two sliders, the slider bottom is rotated and is connected with the connecting rod, the connecting rod opposite side is connected with the briquetting, and the preforming is connected to the briquetting bottom.

The utility model discloses a further technical scheme does, second drive arrangement is the motor.

The further technical scheme of the utility model does, the agitator tank top is equipped with the apron.

In order to make this lithium ion battery's thick liquids agitating unit have the effect of the control ejection of compact, the utility model discloses a further technical scheme does, the discharge gate outside is equipped with the valve.

The beneficial effects of the utility model are that:

the method comprises the steps of firstly feeding slurry to be stirred into a stirring box, then starting a first driving device to drive a stirring mechanism to move and continuously and fully stir the slurry in the stirring box, closing the first driving device after stirring is finished, discharging the slurry from a discharge port at the bottom of the stirring box, then starting a second driving device to drive a lifting mechanism to move and drive a scraping mechanism to move downwards, scraping the slurry adhered to the inner wall of the stirring box and the stirring mechanism to the bottom of the stirring box, and finally discharging the slurry through the discharge port.

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 principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an axial cross-sectional view of an embodiment of the present invention;

fig. 3 is a schematic structural view of a stirring mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a scraping mechanism according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. a stirring box; 11. a discharge port; 12. a chute; 13. a cover plate; 14. a valve; 2. a stirring mechanism; 21. a top plate; 22. a slip ring; 23. a stirring rod; 24. a squeegee; 25. a feed inlet; 26. an outer ring gear; 3. a first driving device; 31. a gear; 4. a scraping mechanism; 41. a scraping plate; 42. a through hole; 43. pressing the shaft; 44. tabletting; 45. a feed tube; 5. a support frame; 6. a lifting mechanism; 61. a bidirectional screw; 62. a slider; 63. a connecting rod; 64. briquetting; 7. a second driving device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: lithium ion battery's thick liquids agitating unit, agitator tank 1 including the bottom is equipped with discharge gate 11, the thick liquids that the stirring finishes are discharged through discharge gate 11, agitator tank 1 upper end is rotated and is connected with rabbling mechanism 2, rabbling mechanism 2 is used for stirring the thick liquids of agitator tank 1 inside, agitator tank 1 one side is equipped with first drive arrangement 3 that can drive rabbling mechanism 2, make its drive rabbling mechanism 2 rotate after starting first drive arrangement 3, sliding connection has scraper mechanism 4 on the rabbling mechanism 2, scraper mechanism 4 can reciprocate along rabbling mechanism 2 and scrape the stirring tank 1 bottom with the thick liquids of rabbling mechanism 2 and the adhesion of agitator tank 1 inner wall, the agitator tank 1 outside is equipped with support frame 5, install the elevating system 6 that can drive scraper mechanism 4 and reciprocate on support frame 5, drive elevating system 6 can make its drive scraper mechanism 4 reciprocate along rabbling mechanism 2 and agitator tank 1 inner wall, support frame 5 one side is installed and can drive second drive arrangement 7 that elevating system 6 moved, start second drive arrangement 7 can make its drive elevating system 6 and scraper mechanism 4 and move together.

The utility model discloses an in the embodiment, at first the thick liquids that will need the stirring are sent into 1 inside of agitator tank, then start first drive arrangement 3 and make it drive the 2 motion of rabbling mechanism and constantly to the thick liquids intensive mixing of 1 inside of agitator tank, close first drive arrangement 3 earlier after the stirring finishes, discharge 11 of discharge gate from 1 bottom of agitator tank with thick liquids, then start second drive arrangement 7, make its drive elevating system 6 motion and drive and scrape material mechanism 4 downstream, scrape the bottom of the case with the thick liquids of adhesion on 1 inner wall of agitator tank and rabbling mechanism 2, discharge through discharge gate 11 at last, use rabbling mechanism 2 to make thick liquids by more abundant stirring, prevent that the stirring from not fully making the battery produce the quality problem, and elevating system 6 can avoid the thick liquids adhesion, the cost is saved, reduce the clearance time.

Specifically, as shown in fig. 2, fig. 3 and fig. 5, the stirring mechanism 2 includes a top plate 21 placed at the top of the stirring box 1, a slip ring 22 is installed at the bottom of the top plate 21, the top of the stirring box 1 is provided with a chute 12 for installing the slip ring 22, the slip ring 22 can be installed in the chute 12 and enables the top plate 21 to rotate as a fixed shaft, at least two stirring rods 23 and at least two scraping plates 24 are installed at the bottom of the top plate 21, the stirring rods 23 can mix and stir the slurry inside the stirring box 1, one side of each scraping plate 24 is in contact with the inner wall of the stirring box 1, the scraping plates 24 continuously scrape the slurry adhered to the inner wall of the stirring box 1 during stirring, it is ensured that all the slurry can be sufficiently stirred, the bottom of the top plate 21 is provided with a feed inlet 25, the slurry is fed into the box through the feed inlet 25, the side of the top plate 21 is provided with an outer toothed ring 26, a gear 31 meshed with the outer toothed ring 26 is installed at the output end of the first driving device 3, the gear 31 is started to drive the gear 31 to drive the stirring mechanism 2 to rotate the outer toothed ring 26 and the top plate 21 to start to move.

Preferably, the first driving device 3 is an ac/dc motor, and the motor is detachably mounted on the stirring box 1 through screws, so that the motor is more convenient to detach and maintain.

Specifically, as shown in fig. 2 and 4, the scraping mechanism 4 includes a scraping plate 41, a side surface of the scraping plate 41 contacts with an inner wall of the stirring box 1, a through hole 42 through which the stirring rod 23 and the scraper 24 can pass is formed in the scraping plate 41, a pressing shaft 43 is arranged on the scraping mechanism 4, a pressing piece 44 is arranged at a top of the pressing shaft 43, the pressing piece 44 is pressed downward to drive the pressing shaft 43 and the scraping plate 41 to move downward, the slurry adhered to the inner wall of the stirring box 1 and the stirring mechanism 2 is scraped through the scraping plate 41 and the through hole 42, a feeding pipe 45 is arranged on the scraping plate 41, the scraping mechanism 4 moves upward when slurry needs to be added, the upper surface of the scraping plate 41 contacts with the lower surface of the top plate 21, the feeding pipe 45 penetrates through the feeding port 25 and extends out of the stirring box 1, and a worker can feed the slurry into the stirring box 1 through the feeding pipe 45.

Specifically, as shown in fig. 1 and 2, the lifting mechanism 6 includes a bidirectional screw 61 installed on the support frame 5, starting the second driving device 7 to enable the bidirectional screw 61 to start rotating, two sliders 62 are connected to two sides of the bidirectional screw 61 in a threaded manner, the sliders 62 installed on two sides of the bidirectional screw 61 can move towards the middle simultaneously when the bidirectional screw 61 rotates, a connecting rod 63 is connected to the bottom of the slider 62 in a rotating manner, a pressing block 64 is connected to the other side of the connecting rod 63, the connecting rod 63 can swing back and forth around the pressing block 64, the pressing block 64 is driven by the connecting rod 63 at the bottom of the slider 62 to move downwards when the sliders 62 at two sides of the bidirectional screw 61 move towards the middle, the pressing block 44 is connected to the bottom of the pressing block 64, the pressing block 44 can be driven to move downwards when the pressing block 64 moves downwards, and the scraping mechanism 4 is driven to start working simultaneously.

Preferably, the second driving means 7 is a motor.

Specifically, as shown in fig. 1 and 2, a cover plate 13 is provided at the top end of the stirring tank 1, and the lower surface of the cover plate 13 contacts with the top plate 21 to prevent the top plate 21 from moving up and down.

Specifically, as shown in fig. 2, a valve 14 is disposed outside the discharge port 11, and after the valve 14 is opened, the slurry uniformly stirred in the stirring tank 1 is discharged from the discharge port 11.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. Lithium ion battery's thick liquids agitating unit, its characterized in that is equipped with agitator tank (1) of discharge gate (11) including the bottom, agitator tank (1) upper end is rotated and is connected with rabbling mechanism (2), agitator tank (1) one side is equipped with first drive arrangement (3) that can drive rabbling mechanism (2), sliding connection has scraping mechanism (4) on rabbling mechanism (2), agitator tank (1) outside is equipped with support frame (5), the installation can have the drive to scrape elevating system (6) that material mechanism (4) reciprocated on support frame (5), but the second drive arrangement (7) that can drive elevating system (6) motion are installed to support frame (5) one side.

2. The apparatus for stirring slurry for lithium ion battery according to claim 1, wherein: rabbling mechanism (2) are including placing roof (21) at agitator tank (1) top, sliding ring (22) are installed to roof (21) bottom, agitator tank (1) top is equipped with spout (12) of installing sliding ring (22), roof (21) bottom is installed and is no less than two stirring rod (23) and scraper blade (24), roof (21) bottom is equipped with charge door (25), roof (21) side is equipped with outer ring gear (26), gear (31) with outer ring gear (26) meshing are installed to first drive arrangement (3) output.

3. The apparatus for stirring slurry for lithium ion battery according to claim 1, wherein: the first driving device (3) is an AC/DC motor.

4. The apparatus for stirring slurry for lithium ion battery according to claim 1, wherein: the scraping mechanism (4) comprises a scraping plate (41), a through hole (42) which can enable the stirring rod (23) and the scraping plate (24) to penetrate through is formed in the scraping plate (41), a pressing shaft (43) is arranged on the scraping mechanism (4), a pressing sheet (44) is arranged at the top of the pressing shaft (43), and a feeding pipe (45) is arranged on the scraping plate (41).

5. The apparatus for stirring slurry for lithium ion battery according to claim 1, wherein: the lifting mechanism (6) comprises a two-way screw rod (61) installed on the support frame (5), two sliding blocks (62) are in threaded connection with two sides of the two-way screw rod (61), a connecting rod (63) is rotatably connected to the bottom of each sliding block (62), a pressing block (64) is connected to the other side of each connecting rod (63), and the pressing block (44) is connected to the bottom of each pressing block (64).

6. The apparatus for stirring slurry for lithium ion battery according to claim 1, wherein: the second driving device (7) is a motor.

7. The apparatus for stirring slurry for lithium ion battery according to claim 1, wherein: and a cover plate (13) is arranged at the top end of the stirring box (1).

8. The apparatus for stirring slurry for lithium ion battery according to any one of claims 1 to 7, wherein: and a valve (14) is arranged at the outer side of the discharge hole (11).