CN211463329U

CN211463329U - High-efficient graphite alkene battery thick liquids grinder

Info

Publication number: CN211463329U
Application number: CN201922429801.0U
Authority: CN
Inventors: 涂中强; 赵盈盈
Original assignee: Jiangsu Jianzhu Institute
Current assignee: Jiangsu Jianzhu Institute
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-11
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a high-efficient graphite alkene battery thick liquids grinder relates to grinder technical field. The grinding mechanism comprises an upper barrel and a lower barrel which are of equal sections and correspond to each other; the top surface of the upper cylinder body is connected with the cylinder cover, and the bottom surface is tightly attached with an upper grinding disc; the top surface of the lower barrel body is tightly attached with a lower grinding disc, the bottom of the lower barrel body is provided with a pivot shaft, and the pivot shaft penetrates through the bottom of the barrel body and is in transmission connection with a power device; the barrel cover is provided with a feeding pipe, and the feeding pipe sequentially penetrates through the barrel cover, the upper barrel body and the upper grinding disc to be communicated with the grinding cavity; the bottom of the barrel body is provided with a discharge pipe. The utility model discloses an inlet pipe lets in graphite alkene thick liquids in the cavity that is used for grinding between head stone and the lower mill, through starting power device, drives down the mill and rotates to realized letting in the grinding of graphite alkene thick liquids between head stone and the lower mill.

Description

High-efficient graphite alkene battery thick liquids grinder

Technical Field

The utility model relates to a grinder technical field, concretely relates to high-efficient graphite alkene battery thick liquids grinder.

Background

Graphene is a net structure composed of carbon atoms, has a limited thinness (only one layer of atoms), is an electrode material made of the graphene with the net structure, has holes for fully embedding and separating cations in the electrode, and has small limitation on the movement of the cations, so that the charging and discharging process is quicker, and the graphene is an ideal electrode material; graphene battery slurry is in the use, because the particulate matter is not of uniform size, will grind before the use, make slurry particle diameter homogeneous, and make the even dispersion of conducting agent granule in the slurry, and current graphene battery slurry grinding equipment grinds with the form of stirring more for be close to the slurry of stirring piece, the more abundant of grinding, and the dispersibility is good, nevertheless keep away from the slurry grinding effect of stirring piece relatively poor, and the reunion phenomenon is serious.

SUMMERY OF THE UTILITY MODEL

In order to solve the not enough among the above-mentioned background art, the utility model provides a high-efficient graphite alkene battery thick liquids grinder.

In order to achieve the purpose, the utility model provides a high-efficiency graphene battery slurry grinding device, which comprises a barrel body with a hollow inner part, a barrel cover connected with the barrel body and a power device;

a grinding mechanism is arranged in the barrel body;

the grinding mechanism comprises an upper barrel and a lower barrel which are arranged oppositely up and down;

the top surface of the upper barrel is connected with the barrel cover, and the bottom surface of the upper barrel is tightly attached with an upper grinding disc;

the top surface of the lower barrel body is tightly attached with a lower grinding disc, the bottom of the lower barrel body is provided with a pivot shaft, and the pivot shaft penetrates out of the bottom of the barrel body and is in transmission connection with the power device;

the bottom surface of the upper grinding disc is circumferentially provided with a plurality of coaxial strip-shaped bulges with different diameters, and the top surface of the lower grinding disc is provided with strip-shaped grooves which are in one-to-one correspondence with the strip-shaped bulges; a cavity for grinding graphene slurry is formed between the strip-shaped protrusion and the strip-shaped groove;

a feeding pipe is arranged on the barrel cover, and the feeding pipe sequentially penetrates through the barrel cover, the upper barrel body and the upper grinding disc to be communicated with the grinding cavity;

the bottom of the barrel body is provided with a discharge pipe, and a first control valve is arranged on the discharge pipe.

Further, the upper cylinder and the lower cylinder have the same diameter.

Further, the cross section of each strip-shaped protrusion is semicircular.

Furthermore, a plurality of grooves which are equally spaced are radially arranged on the top surface of the lower grinding disc, and each groove extends from the inside to the outside.

Further, the discharging pipe with still be equipped with the back flow between the inlet pipe, back flow one end with the inlet pipe intercommunication, the other end with the discharging pipe intercommunication.

Furthermore, a second control valve is arranged on the feeding pipe close to the inlet.

Furthermore, a booster pump is arranged on the return pipe.

Further, go up the barrel and be hollow tube structure, and inside is equipped with a plurality of first ultrasonic transducer.

Furthermore, a plurality of second ultrasonic transducers which are equally spaced are circumferentially arranged on the side wall of the lower end of the barrel body.

Further, a plurality of crushing knives are evenly distributed on the side wall of the lower barrel in the circumferential direction, each crushing knife is longitudinally arranged, the cutting edges are arranged towards the same direction, and the upper end and the lower end of each crushing knife are fixedly connected with the upper end and the lower end of the lower barrel through reinforcing rods.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a high-efficient graphite alkene battery thick liquids grinder, through last barrel and lower barrel that is equipped with mutual correspondence in the staving, and be equipped with runner stone and lower mill on last barrel and barrel are to opposite, let in graphite alkene thick liquids through the inlet pipe and leave the cavity that is used for grinding between runner stone and the lower mill, and simultaneously, lower barrel passes through the pivot and is connected with the power device transmission, through starting power device, the mill rotates under the drive, thereby realized letting in the grinding of graphite alkene thick liquids between runner stone and the lower mill, can effectually will grind through all graphite alkene thick liquids, make thick liquids particle diameter homogeneous, and make the even dispersion of conducting agent granule in the thick liquids.

The ultrasonic transducers arranged in the upper barrel body and on the outer wall of the barrel body can effectively promote the graphene slurry in the grinding barrel body to be uniformly dispersed, and are beneficial to more sufficient grinding;

through the intercommunication between inlet pipe and the discharging pipe there is the back flow, the back flow is under the booster pump effect simultaneously, will grind the back at the graphite alkene thick liquids suction once more of staving bottom and grind the intracavity, has realized the circulation and has ground, further promotes and grinds the effect to can effectually make the even dispersion of conductive agent granule in the thick liquids of graphite alkene, avoid appearing the reunion phenomenon.

Drawings

Fig. 1 is a schematic structural diagram of a high-efficiency graphene battery slurry grinding device in an embodiment.

Fig. 2 is a schematic cross-sectional view of an upper grinding disc of the high-efficiency graphene battery slurry grinding device in the embodiment.

Fig. 3 is a schematic cross-sectional view of a lower grinding disc of the high-efficiency graphene battery slurry grinding device in the embodiment.

Fig. 4 is a schematic structural diagram of a lower grinding disc of the high-efficiency graphene battery slurry grinding device in the embodiment.

Fig. 5 is a schematic structural diagram of a lower cylinder and a crushing knife on the lower cylinder of the high-efficiency graphene battery slurry grinding device in the embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that, the utility model discloses an electric equipment all adopts conventional electric connection, does not relate to any innovation.

A high-efficiency graphene battery slurry grinding device is shown in figures 1-5 and comprises a barrel body 1 with a hollow interior, a barrel cover 101 connected with the barrel body 1 and a power device 5; a grinding mechanism is arranged in the barrel body 1; the grinding mechanism comprises an upper cylinder 3 and a lower cylinder 2 which are arranged oppositely up and down; the top surface of the upper cylinder body 3 is connected with the cylinder cover 101, and the bottom surface is tightly attached with an upper grinding disc 301; the top surface of the lower barrel 2 is tightly attached with a lower grinding disc 201, the bottom of the lower barrel is provided with a pivot shaft, and the pivot shaft penetrates through the bottom of the barrel body 1 and is in transmission connection with a power device 5; a cavity for grinding graphene slurry is reserved between the upper grinding disc 301 and the lower grinding disc 201;

it should be noted that the transmission device may be a motor, the motor is fixed to the bottom of the barrel body through the frame bodies 102 on both sides, the lower barrel 2 can be driven to rotate by starting the motor through a pivot, the lower grinding disc on the top surface of the lower barrel 2 is made to rotate at the same time, the feeding pipe 4 is arranged on the barrel cover 101, the feeding pipe 4 sequentially passes through the barrel cover 101, the upper barrel 3 and the upper grinding disc 301 to be communicated with a grinding cavity, and graphene slurry is conveyed between the upper grinding disc and the lower grinding disc, so that under the rotation condition of the lower grinding disc, materials between the lower grinding disc and the upper grinding disc are ground;

in order to uniformly grind the graphene slurry, a plurality of coaxial and different-diameter strip-shaped protrusions are circumferentially arranged on the bottom surface of the upper grinding disc 301, and strip-shaped grooves corresponding to the strip-shaped protrusions one by one are arranged on the top surface of the lower grinding disc 201; a cavity for grinding graphene slurry is formed between the strip-shaped protrusions and the strip-shaped grooves, the feed inlet is positioned at the center of the upper grinding disc 301, slurry is continuously introduced between the grinding discs, the lower grinding disc 201 is ground under the condition of continuous rotation, meanwhile, the slurry between the grinding discs is continuously thrown outwards under the action of the centrifugal force of the lower grinding disc, and the slurry is thrown outwards in a wavy mode through the plurality of protrusions between the grinding discs in the throwing process, so that the grinding area of the slurry is increased, and the slurry can be uniformly ground; in order to further realize effective grinding, the diameters of the upper cylinder 3 and the lower cylinder 2 are equal, so that the grinding contact surface of slurry between the upper grinding disc 301 and the lower grinding disc 201 is larger as much as possible, and the grinding efficiency is improved. Simultaneously, all set the bellied cross-section of every bar to semi-circular, can promote the smoothness degree of ground paste when grinding, and when making the material pass a plurality of bulges, make the outwards throw away that the ground paste can be even with the form of wave.

In order to enable slurry to be uniformly thrown out of the lower grinding disc, a plurality of grooves which are equally spaced are radially formed in the top surface of the lower grinding disc 201, and each groove extends from inside to outside, so that the slurry is effectively prevented from filling the space between the upper grinding disc 301 and the lower grinding disc 201 fully, the material pressure between the grinding discs is increased, and the grinding effect is reduced.

When the graphene material is to be ground to a certain degree, the ground slurry is discharged by arranging a discharge pipe 403 at the bottom of the barrel body 1 and controlling a first control valve arranged on the discharge pipe 403.

In order to further promote the grinding effect, through still being equipped with back flow 402 between discharging pipe 403 and inlet pipe 4, back flow 402 one end and inlet pipe 4 intercommunication, the other end and discharging pipe 403 intercommunication, be equipped with the second control valve near the import department at inlet pipe 4 simultaneously, through controlling first control valve and second control valve, the thick liquid that will grind passes through back flow 402, be equipped with under the effect of booster pump 401 on back flow 402, grind the intracavity with the thick liquid suction many times, realize the circulation and grind, further promote the grinding effect, thereby can effectually make the even dispersion of conducting agent granule in the thick liquid of graphite alkene, avoid appearing the reunion phenomenon.

In order to further enable slurry to be uniformly ground, improve the dispersibility and avoid agglomeration, the upper cylinder 3 is designed to be a hollow cylinder structure, and the plurality of first ultrasonic transducers 302 are arranged inside the upper cylinder, so that the graphene slurry in the grinding cylinder can be effectively promoted to be uniformly dispersed, and the grinding is more sufficient;

in addition, a plurality of equally spaced second ultrasonic transducers 103 are circumferentially arranged on the side wall of the lower end of the barrel body, ground slurry can be uniformly dispersed in the barrel body, meanwhile, a plurality of crushing knives 202 are circumferentially and uniformly distributed on the side wall of the lower barrel body 2, each crushing knife 202 is longitudinally arranged, cutting edges are arranged towards the same direction, the upper end and the lower end of each crushing knife 202 are fixedly connected with the upper end and the lower end of the lower barrel body 2 respectively through reinforcing rods, the ground slurry is ground again along with the rotation of the lower barrel body through the crushing knives, the slurry collected in the barrel body is continuously stirred, and the phenomenon that the ground slurry is agglomerated can be effectively avoided.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a high-efficient graphite alkene battery thick liquids grinder which characterized in that: comprises a barrel body (1) with a hollow inner part, a barrel cover (101) connected with the barrel body (1) and a power device (5);

a grinding mechanism is arranged in the barrel body (1);

the grinding mechanism comprises an upper cylinder (3) and a lower cylinder (2) which are arranged oppositely up and down;

the top surface of the upper barrel (3) is connected with the barrel cover (101), and the bottom surface is tightly attached with an upper grinding disc (301);

the top surface of the lower cylinder (2) is tightly attached with a lower grinding disc (201), the bottom of the lower cylinder is provided with a pivot shaft, and the pivot shaft penetrates out of the bottom of the cylinder body (1) and is in transmission connection with the power device (5);

a plurality of coaxial and different-diameter strip-shaped protrusions are circumferentially arranged on the bottom surface of the upper grinding disc (301), and strip-shaped grooves which are in one-to-one correspondence with the strip-shaped protrusions are formed in the top surface of the lower grinding disc (201); a cavity for grinding graphene slurry is formed between the strip-shaped protrusion and the strip-shaped groove;

a feeding pipe (4) is arranged on the barrel cover (101), and the feeding pipe (4) sequentially penetrates through the barrel cover (101), the upper barrel body (3) and the upper grinding disc (301) to be communicated with the grinding cavity;

a discharge pipe (403) is arranged at the bottom of the barrel body (1), and a first control valve is arranged on the discharge pipe (403).

2. The efficient graphene battery slurry grinding device according to claim 1, wherein: the upper cylinder body (3) and the lower cylinder body (2) are equal in diameter.

3. The efficient graphene battery slurry grinding device according to claim 1, wherein: the cross section of each strip-shaped protrusion is semicircular.

4. The efficient graphene battery slurry grinding device according to claim 1, wherein: a plurality of grooves which are equally spaced are radially formed in the top surface of the lower grinding disc (201), and each groove extends from the inside to the outside.

5. The efficient graphene battery slurry grinding device according to claim 1, wherein: discharging pipe (403) with still be equipped with back flow pipe (402) between feeding pipe (4), back flow pipe (402) one end with feeding pipe (4) intercommunication, the other end with discharging pipe (403) intercommunication.

6. The efficient graphene battery slurry grinding device according to claim 5, wherein: and a second control valve is arranged at the position, close to the inlet, of the feeding pipe (4).

7. The efficient graphene battery slurry grinding device according to claim 5, wherein: the return pipe (402) is provided with a booster pump (401).

8. The efficient graphene battery slurry grinding device according to claim 1, wherein: the upper cylinder (3) is of a hollow cylinder structure, and a plurality of first ultrasonic transducers (302) are arranged inside the upper cylinder.

9. The efficient graphene battery slurry grinding device according to claim 1, wherein: a plurality of second ultrasonic transducers (103) which are equally spaced are circumferentially arranged on the side wall of the lower end of the barrel body.

10. The efficient graphene battery slurry grinding device according to claim 1, wherein: the barrel (2) lateral wall circumference equipartition have a plurality of broken sword (202) down, every broken sword (202) vertically sets up, and the cutting edge sets up towards same direction, every broken sword (202) upper end and lower extreme pass through the stiffener respectively with the upper end and the lower extreme fixed connection of barrel (2) down.