CN214020520U

CN214020520U - Agitating unit is used in production of lithium ion battery cathode material

Info

Publication number: CN214020520U
Application number: CN202022475612.XU
Authority: CN
Inventors: 吴新建
Original assignee: Jiangxi Huahao New Energy Co ltd
Current assignee: Jiangxi Huahao New Energy Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-08-24
Anticipated expiration: 2030-10-31

Abstract

The utility model discloses an agitating unit is used in production of lithium ion battery cathode material, including fuselage and fixed mounting be in the inside grinding agitating unit of fuselage, grinding agitating unit includes fixed mounting and is in grinding spheroid on the fuselage inner wall, just grind spheroidal top fixed mounting has the feed inlet, grind spheroidal inside rotation and install the pivot, just fixed mounting has a plurality of grinding rod on the circumference of pivot, grinding rod keeps away from the one end of pivot is connected with a plurality of and grinds the bobble, just the below of pivot is provided with fixes grind the first filter screen on the spheroid circumference. The utility model discloses during the use, be convenient for stir when carrying out negative electrode material's production and grind through setting up grinding agitating unit, rotate through the pivot and then drive the grinding miller pole and rotate, drive simultaneously and grind the bobble and contact with grinding the spheroid, and then grind the material.

Description

Agitating unit is used in production of lithium ion battery cathode material

Technical Field

The utility model relates to a lithium ion battery production technical field especially relates to a lithium ion battery anode material production is with agitating unit.

Background

A lithium ion battery is a secondary battery (rechargeable battery) that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, Li + is inserted and extracted back and forth between two electrodes: during charging, Li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge.

The stirring need be ground to the cathode material in the production process that carries out lithium ion battery, and current agitating unit for lithium ion battery cathode material production lacks necessary sieving mechanism when using, and the efficiency of grinding is lower, and finished product quality is relatively poor, can not satisfy the user demand, for this reason utility model an agitating unit for lithium ion battery cathode material production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a stirring device for producing a lithium ion battery negative electrode material.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stirring device for producing a lithium ion battery cathode material comprises a machine body and a grinding and stirring device fixedly arranged in the machine body, wherein the grinding and stirring device comprises a grinding ball body fixedly arranged on the inner wall of the machine body, a feed inlet is fixedly arranged above the grinding ball body, a rotating shaft is rotatably arranged in the grinding ball body, and a plurality of grinding rods are fixedly arranged on the circumference of the rotating shaft, one end of each grinding rod far away from the rotating shaft is connected with a plurality of grinding small balls, a first filter screen fixed on the circumference of the grinding ball body is arranged below the rotating shaft, a screening device is arranged below the grinding and stirring device, a feed back device fixedly arranged on the outer side wall of the machine body is arranged on the side surface of the screening device, one side of the screening device, which is far away from the material returning device, is provided with a drying device fixedly installed inside the machine body.

As a further aspect of the present invention: the sieving mechanism is installed including rotating the inside bent axle of fuselage, the bent axle passes through the output drive of motor, just the intermediate position department of bent axle rotates and installs the connecting block, the top of connecting block is connected with the roof through the connecting rod, just the last fixed surface of roof installs a plurality of connecting rod, the top fixed mounting of connecting rod has the spring, just the spring is kept away from the one end fixed mounting of connecting rod has the second filter screen.

As a further aspect of the present invention: the two sides of the second filter screen are connected with guide rails fixedly arranged on the inner wall of the machine body in a sliding mode.

As a further aspect of the present invention: the feed back device comprises a feed back barrel fixedly mounted on the side wall of the machine body, a roller shaft is rotatably mounted on the inner bottom surface of the feed back barrel, one side, close to the machine body, of the feed back barrel is connected with a feed back pipe arranged above the feed inlet, a first bevel gear is rotatably connected below the roller shaft, and the first bevel gear is rotatably mounted on a second bevel gear on the crankshaft through gear teeth connection.

As a further aspect of the present invention: the lower part of the machine body is connected with a bottom plate, and a plurality of damping sleeves are fixedly arranged inside the bottom plate.

As a further aspect of the present invention: the drying device is characterized in that a control box fixedly mounted inside the machine body is arranged above the drying device, a handle is connected to the side face of the machine body, and an anti-skidding net is sleeved on the handle.

As a further aspect of the present invention: drying device includes fixed mounting and is in the inside stoving case of fuselage, just the side fixed mounting of stoving case has two air blowers, the inside fixed mounting of stoving case has dust screen and heater strip, just the stoving case is connected with the pipe, the pipe is kept away from the one end setting of stoving case is in sieving mechanism's top.

The utility model has the advantages that:

1. by arranging the drying device and the screening device, when in use, the grinding and stirring device is arranged to facilitate the stirring and grinding during the production of the cathode material, the grinding rod is driven to rotate by the rotation of the rotating shaft, and meanwhile, the grinding small balls are driven to contact with the grinding ball body to further grind the material, the screening device is arranged to facilitate the screening of the materials with different sizes as required, the material returning device is arranged to facilitate the regrinding of the materials which do not meet the requirements, and the drying device is arranged to facilitate the drying of the materials;

2. by arranging the material returning device and the filter screen, when the material returning device is used, materials with different sizes can be conveniently selected according to requirements by arranging the screening device, the top plate is driven to move up and down by rotating the crankshaft, the filter screen is driven to move up and down, and the screening effect of the lifting device is facilitated;

3. through setting up dust screen and shock attenuation cover, during the use, be convenient for reduce the vibrations that the device produced screening grinding in-process when using through setting up the shock attenuation cover, during the use, be convenient for dry the material through setting up drying device, be convenient for control the work of device through setting up the control box, be convenient for remove the device through setting up the handle, be convenient for increase frictional force through setting up the anti-skidding net, during the use, be convenient for carry out drying process to the material through setting up drying device, be convenient for filter the air through setting up the dust screen, be convenient for heat the air through setting up the heater strip.

Drawings

Fig. 1 is a schematic structural diagram of a stirring device for producing a negative electrode material of a lithium ion battery provided in example 1;

fig. 2 is a schematic structural diagram of a grinding and stirring device of the stirring device for producing the negative electrode material of the lithium ion battery provided in example 1;

fig. 3 is a front structural sectional view of a screening device of a stirring device for producing a negative electrode material of a lithium ion battery, which is provided in example 1;

fig. 4 is a schematic structural diagram of a drying device of the stirring device for producing the negative electrode material of the lithium ion battery provided in embodiment 2.

In the figure: the device comprises a machine body 1, a grinding and stirring device 2, a screening device 3, a material returning device 4, a drying device 5, a guide rail 6, a damping sleeve 7, a control box 8, a handle 9, an anti-skid net 10, a grinding ball 21, a feeding hole 22, a rotating shaft 23, a grinding rod 24, a grinding ball 25, a first filter screen 26, a crankshaft 31, a connecting block 32, a top plate 33, a connecting rod 34, a spring 35, a second filter screen 36, a material returning barrel 41, a roller shaft 42, a material returning pipe 43, a first bevel gear 44, a second bevel gear 45, a drying box 51, a suction fan 52, a dust screen 53 and a heating wire 54.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1 to 3, a stirring device for producing a negative electrode material of a lithium ion battery comprises a machine body 1 and a grinding stirring device 2 fixedly installed inside the machine body 1, wherein the grinding stirring device 2 comprises a grinding sphere 21 fixedly installed on the inner wall of the machine body 1, a feed inlet 22 is fixedly installed above the grinding sphere 21, a rotating shaft 23 is rotatably installed inside the grinding sphere 21, a plurality of grinding rods 24 are fixedly installed on the circumference of the rotating shaft 23, one end of each grinding rod 24 far away from the rotating shaft 23 is connected with a plurality of grinding small balls 25, a first filter screen 26 fixed on the circumference of the grinding sphere 21 is arranged below the rotating shaft 23, a screening device 3 is arranged below the grinding stirring device 2, a material return device 4 fixedly installed on the outer side wall of the machine body 1 is arranged on the side surface of the screening device 3, a drying device 5 fixedly installed inside the machine body 1 is arranged on one side of the screening device 3 far away from the material return device 4, during the use, be convenient for stir the grinding when carrying out negative electrode material's production through setting up grinding agitating unit 2, rotate and then drive grinding rod 24 through pivot 23 and rotate, it contacts with grinding spheroid 21 to drive grinding bobble 25 simultaneously, and then grind the material, be convenient for screen the material of equidimension not as required through setting up sieving mechanism 3, be convenient for grind the material that does not conform to the requirement again through setting up feed back device 4, be convenient for dry the material through setting up drying device 5.

Wherein, sieving mechanism 3 installs the bent axle 31 at fuselage 1 inside including rotating, bent axle 31 passes through the output drive of motor, and bent axle 31's intermediate position department rotates and installs connecting block 32, connecting block 32's top is connected with roof 33 through the connecting rod, and the last fixed surface of roof 33 installs a plurality of connecting rod 34, the top fixed mounting of connecting rod 34 has spring 35, and spring 35 keeps away from the one end fixed mounting of connecting rod 34 and has second filter screen 36, during the use, be convenient for carry out not equidimension's material according to the demand and select through setting up sieving mechanism 3, rotate and then drive roof 33 and reciprocate through bent axle 31, and then drive second filter screen 36 and reciprocate and be favorable to hoisting device's screening effect.

Wherein, the both sides sliding connection of second filter screen 36 has guide rail 6 of fixed mounting on fuselage 1 inner wall, during the use, is convenient for carry on spacingly to second filter screen 36 when using through setting up guide rail 6.

Wherein, feed back device 4 includes return barrel 41 of fixed mounting on the fuselage 1 lateral wall, and the interior bottom surface of return barrel 41 rotates and installs roller 42, one side that is close to fuselage 1 of return barrel 41 is connected with the feed back pipe 43 of setting in the feed inlet 22 top, and the below of roller 42 rotates and is connected with first bevel gear 44, first bevel gear 44 is connected with the second bevel gear 45 of rotation installation on bent axle 31 through the teeth of a cogwheel, during the use, be convenient for carry out the feed back to great material when using through setting up feed back device 4, be convenient for obtain the material of ideal size.

Wherein, the below of fuselage 1 is connected with the bottom plate, and the inside fixed mounting of bottom plate has a plurality of shock attenuation cover 7, during the use, is convenient for reduce the vibrations that the device produced when using screening grinding process through setting up shock attenuation cover 7.

The working principle is as follows: when the grinding and stirring device 2 is used, the stirring and grinding are conveniently carried out during the production of negative materials, the grinding rod 24 is driven to rotate by rotating the rotating shaft 23, meanwhile, the grinding small ball 25 is driven to contact with the grinding ball body 21, the materials are further ground, the materials with different sizes can be conveniently screened according to needs by arranging the screening device 3, the materials which do not meet the requirements can be conveniently ground again by arranging the material returning device 4, the materials can be conveniently dried by arranging the drying device 5, when the grinding and stirring device is used, the materials with different sizes can be conveniently selected according to needs by arranging the screening device 3, the top plate 33 is driven to move up and down by rotating the crankshaft 31, the second filter screen 36 is driven to move up and down, the screening effect of the lifting device is facilitated, during the use, the second filter screen 36 is convenient to be limited during the use by arranging the guide rail 6, during the use, carry out the feed back to great material through setting up feed back device 4 and being convenient for when using, be convenient for obtain the material of ideal size, during the use, be convenient for reduce the vibrations that the device produced when using screening grinding process through setting up shock attenuation cover 7.

Example 2

Referring to fig. 4, a stirring apparatus for producing a lithium ion battery negative electrode material, this embodiment compares in embodiment 1, drying apparatus 5's top is provided with fixed mounting at the inside control box 8 of fuselage 1, and the side of fuselage 1 is connected with handle 9, the cover is equipped with anti-skidding net 10 on handle 9, drying apparatus 5 includes fixed mounting at the inside stoving case 51 of fuselage 1, and the side fixed mounting of stoving case 51 has two air blowers 52, the inside fixed mounting of stoving case 51 has dust screen 53 and heater strip 54, and stoving case 51 is connected with the pipe, the one end that stoving case 51 was kept away from to the pipe sets up in sieving mechanism 3's top.

The working principle is as follows: during the use, be convenient for dry the material through setting up drying device 5, be convenient for control the work of device through setting up control box 8, be convenient for remove the device through setting up handle 9, be convenient for increase frictional force through setting up anti-skidding net 10, during the use, be convenient for carry out drying process to the material through setting up drying device 5, be convenient for filter the air through setting up dust screen 53, be convenient for heat the air through setting up heater strip 54.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lithium ion battery negative electrode material production is with agitating unit, includes fuselage (1) and fixed mounting in the inside grinding agitating unit (2) of fuselage (1), its characterized in that, grinding agitating unit (2) include fixed mounting grinding spheroid (21) on fuselage (1) inner wall, just the top fixed mounting who grinds spheroid (21) has feed inlet (22), the internal rotation of grinding spheroid (21) installs pivot (23), just fixed mounting has a plurality of grinding rod (24) on the circumference of pivot (23), grinding rod (24) are kept away from the one end of pivot (23) is connected with a plurality of and grinds bobble (25), just the below of pivot (23) is provided with to be fixed grind first filter screen (26) on spheroid (21) circumference, just the below of grinding agitating unit (2) is provided with sieving mechanism (3), the side of sieving mechanism (3) is provided with fixed mounting and is in feed back device (4) on fuselage (1) outside lateral wall, sieving mechanism (3) are kept away from one side of feed back device (4) is provided with fixed mounting and is in drying device (5) inside fuselage (1).

2. The stirring device for producing the negative electrode material of the lithium ion battery as claimed in claim 1, wherein the screening device (3) comprises a crankshaft (31) rotatably mounted inside the machine body (1), the crankshaft (31) is driven by an output end of a motor, a connecting block (32) is rotatably mounted at a middle position of the crankshaft (31), a top plate (33) is connected to the top of the connecting block (32) through a connecting rod, a plurality of connecting rods (34) are fixedly mounted on the upper surface of the top plate (33), a spring (35) is fixedly mounted above the connecting rods (34), and a second filter screen (36) is fixedly mounted at one end of the connecting rod (34) far away from the spring (35).

3. The stirring device for producing the negative electrode material of the lithium ion battery as claimed in claim 2, wherein two sides of the second filter screen (36) are slidably connected with guide rails (6) fixedly installed on the inner wall of the machine body (1).

4. The stirring device for producing the lithium ion battery negative electrode material is characterized in that the material returning device (4) comprises a material returning barrel (41) fixedly mounted on the side wall of the machine body (1), a roller shaft (42) is rotatably mounted on the inner bottom surface of the material returning barrel (41), a material returning pipe (43) arranged above the feeding hole (22) is connected to one side, close to the machine body (1), of the material returning barrel (41), a first bevel gear (44) is rotatably connected to the lower portion of the roller shaft (42), and a second bevel gear (45) rotatably mounted on the crankshaft (31) is connected to the first bevel gear (44) through gear teeth.

5. The stirring device for producing the lithium ion battery negative electrode material is characterized in that a bottom plate is connected to the lower portion of the machine body (1), and a plurality of damping sleeves (7) are fixedly installed inside the bottom plate.

6. The stirring device for producing the lithium ion battery negative electrode material is characterized in that a control box (8) fixedly installed inside the machine body (1) is arranged above the drying device (5), a handle (9) is connected to the side face of the machine body (1), and an anti-skid net (10) is sleeved on the handle (9).

7. The stirring device for producing the lithium ion battery negative electrode material is characterized in that the drying device (5) comprises a drying box (51) fixedly installed inside the machine body (1), two exhaust fans (52) are fixedly installed on the side surface of the drying box (51), a dust screen (53) and a heating wire (54) are fixedly installed inside the drying box (51), the drying box (51) is connected with a conduit, and one end, far away from the drying box (51), of the conduit is arranged above the screening device (3).