CN216538043U

CN216538043U - High performance lithium cell anode material precursor preparation facilities

Info

Publication number: CN216538043U
Application number: CN202123362391.6U
Authority: CN
Inventors: 王亮亮; 韩乐琪
Original assignee: Jiangsu Yafei Carbon Co ltd
Current assignee: Jiangsu Yafei Carbon Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-17
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a high-performance lithium battery negative electrode material precursor preparation device, relates to the technical field of lithium battery negative electrode materials, and aims to solve the problems that liquid materials generate centrifugal force due to stirring and mixing, so that the liquid materials are layered, the layered liquid materials increase the mixing difficulty, the liquid materials are mixed unevenly, and the precursor preparation effect is reduced indirectly. The lower extreme of preparation case is provided with row material subassembly, one side of preparation case is provided with the mounting bracket, the top of preparation case is provided with the cover plate, the top of mounting bracket is provided with the liquid storage bottle, and the liquid storage bottle is provided with threely, the lower extreme of liquid storage bottle is provided with first solenoid valve, the top of cover plate is provided with titrates the pipe fitting, and titrates pipe fitting and cover plate connection structure as an organic whole, titrate and be provided with the hose between pipe fitting and the first solenoid valve, the opposite side of preparation case is provided with the backwash pump, the both ends of backwash pump all are provided with liquid return pipe.

Description

High performance lithium cell anode material precursor preparation facilities

Technical Field

The utility model relates to the technical field of lithium battery negative electrode materials, in particular to a high-performance lithium battery negative electrode material precursor preparation device.

Background

Lithium batteries are batteries using lithium metal or lithium alloy as a negative electrode material and using a nonaqueous electrolyte solution, and therefore, such batteries are also called lithium metal batteries, and unlike other batteries, lithium batteries have characteristics of high charge density, long life, high unit cost, and the like, and a negative electrode means an end of a power supply having a low potential. In the galvanic cell, the electrode having an oxidizing effect is a main component of the lithium battery, and the precursor is an existing form before the target product is obtained, and is mostly in the form of an organic-inorganic complex or a mixture solid, or is partially in the form of a sol.

At present, the preparation of precursor is to add multiple material to the preparation in the case mixing reaction prepare, and the stirring is mixed and can be made the liquid material produce centrifugal force to make the liquid material layering appear, the liquid material that appears the layering has increased the mixing degree of difficulty, makes the liquid material mix inhomogeneous, has indirectly reduced precursor preparation effect, can not satisfy the user demand, consequently urgently needs a high performance lithium cell negative pole material precursor preparation facilities to solve these problems in the market.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-performance lithium battery cathode material precursor preparation device, which is used for solving the problems that liquid materials generate centrifugal force due to stirring and mixing, so that the liquid materials are layered, the layered liquid materials increase the mixing difficulty, the liquid materials are not uniformly mixed, and the preparation effect of the precursor is indirectly reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high performance lithium cell cathode material precursor preparation facilities, includes the preparation case, the lower extreme of preparation case is provided with row material subassembly, and arranges material subassembly and preparation case and set up structure as an organic whole, one side of preparation case is provided with the mounting bracket, the top of preparation case is provided with the cover plate, the top of mounting bracket is provided with the stock solution bottle, and the stock solution bottle is provided with threely, and stock solution bottle and mounting bracket joggle, the lower extreme of stock solution bottle is provided with first solenoid valve, the top of cover plate is provided with titrates the pipe fitting, and titrates pipe fitting and cover plate connection structure as an organic whole, titrate and be provided with the hose between pipe fitting and the first solenoid valve, the opposite side of preparation case is provided with the backwash pump, the both ends of backwash pump all are provided with back the liquid pipe, and the one end of returning the liquid pipe runs through and extends to the inside of preparation case.

Preferably, the central point department of putting of case apron top is provided with the motor, and the motor passes through bolted connection with the case apron, the inside of preparation case is provided with the stirring rake, and the stirring rake is connected structure as an organic whole with the output of motor.

Preferably, the inside of preparation case casing is provided with electric heater and electric refrigerator, and electric heater and electric refrigerator all are provided with threely, and electric heater and electric refrigerator are connected as an organic whole structure with the casing of preparation case, electric heater and electric refrigerator set up at the casing equidistance of preparation case.

Preferably, one side of titrating the pipe fitting is provided with the gas injection pipe, and the one end of gas injection pipe runs through the case lid board and extends to the inside of case lid board, one side of motor is provided with the gas vent, and the gas vent setting is on the case lid board.

Preferably, one side of the preparation box is provided with a temperature sensor, the temperature sensor is connected with the preparation box through a screw, and one end of the temperature sensor penetrates through and extends into the preparation box.

Preferably, one side of the preparation box is provided with a pH sensor, the pH sensor is connected with the preparation box through a screw, and one end of the pH sensor penetrates through and extends into the preparation box.

Preferably, the top of case apron is provided with level sensor, and level sensor passes through bolted connection with the case apron, level sensor's one end runs through the case apron and extends to the inside of preparing the case, and level sensor sets up along the inner wall of preparing the case.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model discloses a device is through titrating the setting of pipe fitting, hose, backwash pump and liquid return pipe, titrates the pipe fitting and can prepare in the preparation case with the preparation liquid material drippage, and the hose is convenient for change drippage material, can sneak into upper liquid material with the liquid material extraction of preparation case lower floor under the effect of backwash pump in to make the liquid material mix more thoroughly, the indirect precursor preparation effect that has improved. Solves the problem that the preparation of the precursor is influenced because the added various raw materials are not thoroughly mixed.

2. The utility model discloses a device passes through electric heater, electric refrigerator and temperature sensor's setting, and electric heater and electric refrigerator can heat or cool off the preparation case to control is equipped with the temperature of incasement portion accurately, and temperature sensor can measure the liquid material real-time temperature of preparation incasement portion, thereby ensures precursor preparation effect. The problem of the inside temperature of preparation case can change, and the temperature can not in time be adjusted and can influence precursor preparation is solved.

3. The utility model discloses a device passes through level sensor and PH sensor's setting, and level sensor can measure the liquid level in the preparation case, and the PH sensor can be measured the liquid material PH value in the preparation case to be convenient for control the preparation of precursor. Solves the problem that the change of the PH value can influence the preparation of the precursor.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view of a preparation tank of the present invention;

fig. 4 is a partially enlarged view of the area a of fig. 2 according to the present invention.

In the figure: 1. a supporting seat; 2. preparing a box; 3. a box cover plate; 4. a connecting member; 5. a touch screen controller; 6. a motor; 7. a burette; 8. a gas injection pipe; 9. a mounting frame; 10. a liquid storage bottle; 11. a first solenoid valve; 12. a hose; 13. a liquid level sensor; 14. a discharge assembly; 15. a reflux pump; 16. a liquid return pipe; 17. a temperature sensor; 18. a pH sensor; 19. a stirring paddle; 20. a second solenoid valve; 21. an electric heater; 22. an electric refrigerator; 23. an exhaust port; 24. and (4) a filter element.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an embodiment of the present invention is shown: a high-performance lithium battery cathode material precursor preparation device comprises a preparation box 2, a support seat 1 is arranged below the preparation box 2, a discharge assembly 14 is arranged at the lower end of the preparation box 2, the discharge assembly 14 and the preparation box 2 are arranged into an integral structure, the discharge assembly 14 can discharge prepared precursors, a mounting frame 9 is arranged on one side of the preparation box 2, the mounting frame 9 and the preparation box 2 are both connected with the support seat 1 through screws, a box cover plate 3 is arranged above the preparation box 2, a touch screen controller 5 is arranged on one side of the mounting frame 9, the touch screen controller 5 is connected with the mounting frame 9 through screws, a connecting piece 4 is arranged between the preparation box 2 and the box cover plate 3, liquid storage bottles 10 are arranged above the mounting frame 9, the liquid storage bottles 10 are three, the liquid storage bottles 10 are in joggle connection with the mounting frame 9, and a first electromagnetic valve 11 is arranged at the lower end of the liquid storage bottles 10, the first electromagnetic valve 11 and the liquid storage bottle 10 are integrated, the titration pipe 7 is arranged above the cover plate 3, the titration pipe 7 and the cover plate 3 are connected into an integrated structure, the hose 12 is arranged between the titration pipe 7 and the first electromagnetic valve 11, two ends of the hose 12 are respectively connected with the titration pipe 7 and the first electromagnetic valve 11 into an integrated structure, the titration pipe 7 and the hose 12 can drip the liquid material stored in the liquid storage bottle 10 into the preparation box 2 for preparation, the dripping speed can be controlled by the first electromagnetic valve 11, the reflux pump 15 is arranged on the other side of the preparation box 2, the reflux pump 15 is connected with the preparation box 2 through screws, the two ends of the reflux pump 15 are respectively provided with a liquid return pipe 16, one end of the liquid return pipe 16 penetrates through and extends into the preparation box 2, the second electromagnetic valve 20 is arranged on the liquid return pipe 16, and the second electromagnetic valve 20 and the liquid return pipe 16 are connected into an integrated structure, can mix into the upper liquid material with the liquid material extraction of preparation case 2 lower floor under the effect of backwash pump 15 to make the liquid material mix more evenly thoroughly.

Further, the central point department of putting above the case apron 3 is provided with motor 6, and motor 6 passes through the screw connection with case apron 3, and the inside of preparation case 2 is provided with stirring rake 19, and stirring rake 19 is connected structure as an organic whole with motor 6's output. The motor 6 drives the stirring paddle 19 to rotate, and the liquid material in the preparation box 2 is stirred along with the rotation of the stirring paddle 19, so that the mixing of the liquid material is accelerated.

Further, the electric heater 21 and the electric refrigerator 22 are arranged inside the casing of the preparation box 2, the number of the electric heaters 21 and the number of the electric refrigerators 22 are three, the electric heaters 21 and the electric refrigerators 22 are connected with the casing of the preparation box 2 to form an integral structure, and the electric heaters 21 and the electric refrigerators 22 are arranged in the casing of the preparation box 2 at equal intervals. The preparation tank 2 can be heated or cooled by the electric heater 21 and the electric refrigerator 22, thereby adjusting the temperature inside the preparation tank 2 so that the temperature inside the preparation tank 2 fluctuates excessively.

Further, one side of titrating pipe fitting 7 is provided with gas injection pipe 8, and the one end of gas injection pipe 8 runs through case lid board 3 and extends to the inside of case lid board 3, and one side of motor 6 is provided with gas vent 23, and gas vent 23 sets up on case lid board 3, and the top of gas vent 23 is provided with and filters piece 24, and filters piece 24 and case lid board 3 and pass through bolted connection. The shielding gas can be injected into the preparation tank 2 through the gas injection pipe 8, and the oxygen in the preparation tank 2 can be discharged from the gas discharge port 23, and can perform a filtering function by means of the filter member 24.

Further, one side of preparation case 2 is provided with temperature sensor 17, and temperature sensor 17 passes through bolted connection with preparation case 2, and one end of temperature sensor 17 runs through and extends to the inside of preparation case 2. The real-time temperature of the liquid material in the preparation box 2 can be measured through the temperature sensor 17, so that the preparation temperature of the precursor can be accurately controlled, and the preparation effect of the precursor is indirectly improved.

Further, one side of preparation case 2 is provided with PH sensor 18, and PH sensor 18 passes through screw connection with preparation case 2, and the one end of PH sensor 18 runs through and extends to the inside of preparation case 2. The PH value of the liquid material in the preparation box 2 can be measured through the PH sensor 18, so that the adjustment is carried out according to the measured PH value, and the preparation effect of the precursor is indirectly improved.

Further, tank cover plate 3's top is provided with level sensor 13, and level sensor 13 passes through the screw connection with tank cover plate 3, and level sensor 13's one end runs through tank cover plate 3 and extends to the inside of preparation case 2, and level sensor 13 sets up along the inner wall of preparation case 2. The level of the liquid material in the preparation tank 2 can be measured by means of a level sensor 13.

The working principle is as follows: when the device is used, protective gas is injected into the preparation box 2 from the gas injection pipe 8, oxygen in the preparation box 2 is discharged, a preparation raw material is added into the liquid storage bottle 10, the first electromagnetic valve 11 is opened to drip the liquid material stored in the liquid storage bottle 10 into the preparation box 2 along the hose 12 and the titration pipe fitting 7, the motor 6 is started to drive the stirring paddle 19 to rotate, and the rotating stirring paddle 19 stirs the liquid material in the preparation box 2 to accelerate the mixing of the liquid material; connect hose 12 and different stock solution bottle 10 can the dropwise add multiple liquid material, open reflux pump 15 and can sneak into the upper liquid material with the liquid material extraction of preparation case 2 middle and lower floor to make the liquid material mix more evenly thoroughly. Open electric heater 21 and heat preparation case 2, open electric refrigerator 22 and cool off preparation case 2 when the high temperature to adjust the temperature of preparation case 2, temperature sensor 17 can measure the real-time temperature of liquid material in preparation case 2, and PH sensor 18 can measure the PH value of liquid material in preparation case 2, and level sensor 13 can measure the liquid level of liquid material in preparation case 2.

It will be evident to those skilled in the art that the utility model 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 utility model 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.

Claims

1. The utility model provides a high performance lithium cell negative pole material precursor preparation facilities, includes preparation case (2), its characterized in that: the device is characterized in that a material discharging component (14) is arranged at the lower end of the preparation box (2), the material discharging component (14) and the preparation box (2) are arranged into an integral structure, a mounting rack (9) is arranged on one side of the preparation box (2), a box cover plate (3) is arranged above the preparation box (2), liquid storage bottles (10) are arranged above the mounting rack (9), the number of the liquid storage bottles (10) is three, the liquid storage bottles (10) are joggled with the mounting rack (9), a first electromagnetic valve (11) is arranged at the lower end of the liquid storage bottles (10), a titration pipe fitting (7) is arranged above the box cover plate (3), the titration pipe fitting (7) and the box cover plate (3) are connected into an integral structure, a hose (12) is arranged between the titration pipe fitting (7) and the first electromagnetic valve (11), a reflux pump (15) is arranged on the other side of the preparation box (2), and liquid return pipes (16) are arranged at two ends of the reflux pump (15), and one end of the liquid return pipe (16) penetrates through and extends to the interior of the preparation box (2).

2. The apparatus for preparing a precursor of a negative electrode material for a high performance lithium battery as claimed in claim 1, wherein: the central point department of putting of case apron (3) top is provided with motor (6), and motor (6) and case apron (3) pass through the screw connection, the inside of preparation case (2) is provided with stirring rake (19), and stirring rake (19) are connected structure as an organic whole with the output of motor (6).

3. The apparatus for preparing a precursor of a negative electrode material for a high performance lithium battery as claimed in claim 1, wherein: the electric refrigerator is characterized in that an electric heater (21) and an electric refrigerator (22) are arranged inside a shell of the preparation box (2), the electric heater (21) and the electric refrigerator (22) are all three, the electric heater (21) and the electric refrigerator (22) are connected with the shell of the preparation box (2) into a whole, and the electric heater (21) and the electric refrigerator (22) are arranged at the same interval of the shell of the preparation box (2).

4. The apparatus for preparing a precursor of a negative electrode material for a high-performance lithium battery according to claim 2, wherein: titrate one side of pipe fitting (7) and be provided with gas injection pipe (8), and the one end of gas injection pipe (8) runs through case lid board (3) and extends to the inside of case lid board (3), one side of motor (6) is provided with gas vent (23), and gas vent (23) set up on case lid board (3).

5. The apparatus for preparing a precursor of a negative electrode material for a high performance lithium battery as claimed in claim 1, wherein: one side of preparation case (2) is provided with temperature sensor (17), and temperature sensor (17) and preparation case (2) pass through the screw connection, the one end of temperature sensor (17) is run through and is extended to the inside of preparation case (2).

6. The apparatus for preparing a precursor of a negative electrode material for a high performance lithium battery as claimed in claim 1, wherein: one side of preparation case (2) is provided with PH sensor (18), and PH sensor (18) passes through bolted connection with preparation case (2), the one end of PH sensor (18) is run through and is extended to the inside of preparing case (2).

7. The apparatus for preparing a precursor of a negative electrode material for a high performance lithium battery as claimed in claim 1, wherein: the top of case apron (3) is provided with level sensor (13), and level sensor (13) pass through bolted connection with case apron (3), the one end of level sensor (13) runs through case apron (3) and extends to the inside of preparing case (2), and level sensor (13) set up along the inner wall of preparing case (2).