CN218807980U

CN218807980U - Powder tank

Info

Publication number: CN218807980U
Application number: CN202223004730.8U
Authority: CN
Inventors: 陈彪
Original assignee: Lanjun New Energy Technology Co ltd
Current assignee: Lanjun New Energy Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-04-07
Anticipated expiration: 2032-11-11

Abstract

The utility model provides a powder tank, which comprises a tank body and a stirring device, wherein the inner wall of the tank body is annularly provided to form a stirring cavity; the stirring device comprises a stirring blade, the stirring blade is rotatably arranged in the stirring cavity, and the side wall of the stirring blade is abutted against the inner wall of the tank body. The utility model provides a powder tank has guaranteed all powders in the stirring cavity can both be stirred, and the powder in the stirring cavity that stirring paddle leaf can be continuous can effectively prevent the condition that the powder was bridged.

Description

Powder tank

Technical Field

The utility model relates to a battery production technical field especially relates to a powder tank.

Background

The purpose of the powder tank is to contain the main material powder for manufacturing the lithium battery during the production and manufacturing of the lithium battery.

The powder material tank has the advantages that after the powder material falls into the powder material tank, if the powder material is not fed for a long time, the powder material can be compacted due to factors such as self gravity in the powder material tank, the bridging problem occurs in the subsequent blanking process, the feeding speed is low, and the production efficiency is influenced.

In the prior art, an air hammer is generally arranged on the outer side of a tank wall to vibrate a tank body, and pneumatic telescopic rods are arranged inside two sides of the tank body to dredge powder, so that the purpose of breaking a bridge is achieved. However, the method hardly influences the powder in the middle of the tank body and at a certain position, and the pneumatic telescopic rod has high noise during bridge breaking, the telescopic rod is easy to damage, and the bridge breaking efficiency is low.

Therefore, there is a need to provide a new powder can to solve the above problems in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder jar can prevent effectively that the powder from being compacted at the powder jar, has improved and has thrown the material speed.

In order to achieve the purpose, the powder tank of the utility model comprises a tank body and a stirring device,

the inner wall of the tank body is annularly provided to form a stirring chamber;

agitating unit includes stirring paddle, the rotatable setting of stirring paddle is in the stirring chamber, stirring paddle's lateral wall with the inner wall butt of the jar body.

The utility model discloses a powder jar's beneficial effect lies in:

the rotatable setting of stirring paddle leaf is in the stirring chamber, stirring paddle leaf's lateral wall with the inner wall butt of the jar body has guaranteed all powder in the stirring chamber can both be stirred, stirring paddle leaf can be continuous stirs the powder in the stirring chamber, can effectively prevent the condition that the powder bridged. Meanwhile, under the continuous stirring of the stirring blade, the powder put in advance cannot be compacted due to too long placing time in the stirring cavity, so that the feeding speed of the powder tank is increased.

Optionally, the stirring device further includes an extension portion, the extension portion extends out of one end of the stirring blade to the other end of the stirring blade, and the extension portion is used for driving the stirring blade to rotate under the driving of a motor.

Optionally, the tank body comprises a tank cover and a tank body, the tank cover is movably connected with the tank body, a through hole is formed in the tank cover, the through hole extends out of one end of the extending portion and is used for being connected with a motor, and the through hole is matched with the extending portion; and a discharge port is formed in one end, far away from the tank cover, of the tank body and used for outputting powder, and the other end of the extending part is adjacent to the discharge port.

Optionally, the extending portion is provided with a through hole along an axial direction thereof, and the through hole is used for conducting the air flow to the discharge hole.

Optionally, a feed inlet is further formed in the tank cover, the feed inlet is adjacent to the through hole, and the feed inlet is used for feeding powder.

Optionally, the can body comprises a cylindrical portion and a conical portion, one end of the cylindrical portion and the conical portion are welded into a whole, and the other end of the cylindrical portion is connected with the can cover.

Optionally, the discharge port is disposed at an end of the conical portion away from the cylindrical portion.

Optionally, the stirring blade is helical, the stirring blade comprises at least one blade, and the blade is in a fence shape and is used for dredging powder.

Drawings

FIG. 1 is a cross-sectional view of a powder can along the axial direction according to an embodiment of the present invention;

FIG. 2 is a schematic overall view of a stirring blade according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a powder tank according to an embodiment of the present invention along a radial direction thereof;

FIG. 4 is a schematic view of the overall structure of a can lid according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a can body according to an embodiment of the present invention;

FIG. 6 is a bottom view of a tank according to an embodiment of the present invention;

FIG. 7 is a sectional view of the stirring blade of FIG. 2 in the axial direction thereof;

fig. 8 is an overall schematic view of another embodiment of the stirring blade provided by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and similar words are intended to mean that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

Aiming at the problems in the prior art, the embodiment of the utility model provides a powder tank, which comprises a tank body and a stirring device, wherein the inner wall of the tank body is annularly arranged to form a stirring cavity; agitating unit includes stirring paddle, the rotatable setting of stirring paddle is in the stirring chamber, stirring paddle's lateral wall with the inner wall butt of the jar body.

Powder jar's advantage lies in, through general the rotatable setting of stirring paddle leaf is in the stirring chamber, stirring paddle leaf's lateral wall with the inner wall butt of the jar body has guaranteed all powders in the stirring chamber can both be stirred, the powder in the stirring chamber that stirring paddle leaf can be continuous can prevent effectively that the condition that the powder bridged. Meanwhile, under the continuous stirring of the stirring blades, the powder put in advance cannot be compacted due to too long placement time in the stirring cavity, so that the feeding speed of the powder tank is increased.

In some embodiments, the stirring device further includes an extension portion, the extension portion extends from one end of the stirring blade to the other end of the stirring blade, and the extension portion is configured to drive the stirring blade to rotate under the driving of a motor.

In some embodiments, the extension portion has a through hole along an axial direction thereof, and the through hole is used for conducting the airflow from one end of the extension portion to the other end of the extension portion.

In some embodiments, the stirring blade is helical, the stirring blade comprising at least one blade.

Fig. 1 is a cross-sectional view of a powder tank according to an embodiment of the present invention along an axial direction thereof.

Fig. 2 is an overall schematic view of a stirring paddle blade according to an embodiment of the present invention.

Referring to fig. 1 and 2, an inner wall of the tank 1 is annularly arranged to form a stirring chamber 11, the stirring chamber 11 is configured to contain powder, the stirring device 2 is disposed in the stirring chamber 11, the stirring device 2 is rotatably disposed in the stirring chamber 11 for stirring the powder, the stirring device 2 includes a stirring blade 21 and an extension portion 22, the stirring blade 21 includes a blade 211, the blade 211 is helical, the blade 211 includes a first end 2111, a second end 2112 and two side walls 2113, one end of the extension portion 22 is flush with the first end 2111, the other end of the extension portion 22 extends out of the second end 2112, the two side walls 2113 are rotationally symmetric about the extension portion 22, and the extension portion 22 is configured to drive the blade 211 to rotate under the action of a motor to stir the powder.

Fig. 3 is a cross-sectional view of the powder tank according to the embodiment of the present invention along the radial direction thereof.

Referring to fig. 3, the side walls 2113 are all abutted against the inner wall of the tank body 1, and when the blades 211 rotate to stir the powder, all the powder in the stirring chamber 11 can be stirred.

In one embodiment, the stirring paddle comprises m blades, wherein m is larger than 1, the blades are coaxial, and the side walls of the blades are abutted against the inner wall of the tank body.

In some embodiments, the can body comprises a can cover and a can body, the can cover is movably connected with the can body, a through hole is formed in the can cover, one end of the extending portion extends out of the through hole and is used for being connected with the motor, and the through hole is matched with the extending portion; and a discharge port is formed in one end, far away from the tank cover, of the tank body and used for outputting powder, and the other end of the extending part is adjacent to the discharge port.

In some embodiments, the tank cover is further provided with a feed inlet, the feed inlet is adjacent to the through hole, and the feed inlet is used for feeding powder.

Fig. 4 is a schematic view of the overall structure of a can lid according to an embodiment of the present invention.

Referring to fig. 1 and 4, the tank body 1 includes a tank cover 12 and a tank body 13, a conical protrusion 3 is disposed on one side of the tank cover 12 away from the tank body 13, a through hole 31 is disposed on the conical protrusion 3, one end of the extension portion 22 away from the blade (not shown in the figure) extends out of the through hole 31 for connecting a motor and an air pump, the extension portion 22 is driven by the motor to rotate and drive the blade to stir powder and deliver air under the action of the air pump, the through hole 31 is matched with one end of the extension portion 22 away from the blade, a feed port 4 is further disposed on the tank cover 12, the feed port 4 is adjacent to the conical protrusion 3, and the feed port 4 is used for feeding the powder into the stirring chamber 11.

In some embodiments, the feed port is a circular through hole.

In some embodiments, the can body comprises a cylindrical portion and a conical portion, one end of the cylindrical portion and the conical portion are welded together, and the other end of the cylindrical portion is connected with the can lid.

In some embodiments, the discharge port is disposed at an end of the conical portion remote from the cylindrical portion.

Fig. 5 is a cross-sectional view of a tank body according to an embodiment of the present invention.

Fig. 6 is a bottom view of the tank body according to the embodiment of the present invention.

Referring to fig. 5 and 6, the can body 13 includes a cylindrical portion 131 and a conical portion 132, one end of the conical portion 132 is welded to the cylindrical portion 131, a discharge hole 5 is disposed at one end of the conical portion 132 away from the cylindrical portion 131, the discharge hole 5 is circular, and the discharge hole 5 is used for discharging powder.

Fig. 7 is a sectional view of the stirring blade of fig. 2 in the axial direction thereof.

Referring to fig. 1 and 7, the extending portion 22 is provided with a through hole 221 along an axial direction thereof, one end of the extending portion 22 is communicated with the other end of the extending portion 22, the through hole 221 is used for conducting an air flow from one end of the extending portion 22 to the other end of the extending portion 22, the other end of the extending portion 22 is adjacent to the discharge port 5, and the extending portion 22 blows air at the discharge port 5 to accelerate a falling speed of the powder.

In some embodiments, the spout is a regular polygon.

In one embodiment, a plurality of strip-shaped protrusions are arranged at one end, close to the can body, of the can cover, the strip-shaped protrusions are uniformly arranged at one side, facing the stirring chamber, of the can cover, a plurality of strip-shaped grooves are arranged at one end, far away from the conical portion, of the cylindrical portion, the strip-shaped grooves are uniformly arranged at one side, far away from the stirring chamber, of the cylindrical portion, the strip-shaped protrusions and the strip-shaped grooves are identical in size, and the strip-shaped protrusions and the strip-shaped grooves are in one-to-one correspondence and are used for connecting the can cover and the cylindrical portion.

In some embodiments, the vanes are in the shape of fences to open up the powder.

Fig. 8 is an overall schematic view of a stirring blade according to another embodiment of the present invention.

Referring to fig. 8, the blades 211 have a fence shape for dredging powder during stirring to prevent powder from being accumulated.

Although the embodiments of the present invention have been described in detail hereinabove, it is apparent to those skilled in the art that various modifications and variations can be made to these embodiments. However, it is to be understood that such modifications and variations are within the scope and spirit of the present invention as set forth in the appended claims. Moreover, the invention as described herein is capable of other embodiments and of being practiced or of being carried out in various ways.

Claims

1. A powder tank is characterized by comprising a tank body and a stirring device,

the inner wall of the tank body is annularly arranged to form a stirring chamber;

2. The powder can of claim 1, wherein the stirring device further comprises an extension portion, the extension portion extends from one end of the stirring blade to the other end of the stirring blade, and the extension portion is used for driving the stirring blade to rotate under the driving of a motor.

3. The powder can of claim 2, wherein the can body comprises a can cover and a can body, the can cover and the can body are movably connected, a through hole is formed in the can cover, the through hole extends out of one end of the extension part and is used for being connected with a motor, and the through hole is matched with the extension part;

and a discharge port is formed in one end, far away from the tank cover, of the tank body and used for outputting powder, and the other end of the extending part is adjacent to the discharge port.

4. The powder tank of claim 3, wherein the extending part is provided with a through hole along the axial direction, and the through hole is used for conducting airflow to the discharge hole.

5. The powder tank of claim 3, wherein the cover is further provided with a feed inlet, the feed inlet is adjacent to the through hole, and the feed inlet is used for feeding powder.

6. The powder can of claim 5, wherein the can body comprises a cylindrical portion and a conical portion, one end of the cylindrical portion and the conical portion are welded together, and the other end of the cylindrical portion is connected to the can cover.

7. The powder can of claim 6, wherein the discharge hole is arranged at one end of the conical part far away from the cylindrical part.

8. The powder tank of claim 1, wherein the stirring blade is helical and comprises at least one blade, and the blade is in a fence shape and is used for dredging powder.