CN219463228U

CN219463228U - Production device for spherical lithium iron phosphate anode material

Info

Publication number: CN219463228U
Application number: CN202223509759.1U
Authority: CN
Inventors: 刘其
Original assignee: Shanghai Ruisecos Technology Co ltd
Current assignee: Shanghai Ruisecos Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-08-04
Anticipated expiration: 2032-12-28

Abstract

The utility model provides a production device of spherical lithium iron phosphate positive electrode materials, which relates to the technical field of lithium iron phosphate production and comprises a main body, wherein a transmission gear is arranged on the surface of the main body, a feeding box is arranged on the top surface of the main body and movably connected with the main body, a mobile motor is arranged in the feeding box, the output end of the mobile motor penetrates through the bottom surface of the feeding box, a driving gear is arranged at the output end of the mobile motor and is meshed with the transmission gear, a storage cavity is arranged in the feeding box and is in an axisymmetric structure relative to the feeding box, a scattering pipe is arranged on the bottom surface of the feeding box and penetrates through the bottom surface of the feeding box, the feeding box can do circular motion along the main body on the top surface of the main body, a storage cavity is arranged in the feeding box, raw materials in the storage cavity can be scattered into the main body by the scattering pipe when the feeding box moves along the main body at uniform speed, and the design improves the uniformity of raw material stirring during production of lithium iron phosphate.

Description

Production device for spherical lithium iron phosphate anode material

Technical Field

The utility model relates to the technical field of lithium iron phosphate production, in particular to a production device of a spherical lithium iron phosphate anode material.

Background

In recent years, lithium ion batteries have been widely used in fields of household appliances, transportation means, national defense science and technology and the like, and with further penetration of an electrical era, the application field of the lithium ion batteries has wider prospects, and the lithium iron phosphate materials have the advantages of stable structure, high theoretical specific capacity, good cycle performance, good thermodynamic stability, low cost, environmental friendliness, safety and the like, and are widely concerned.

According to the patent number CN210117235U, a low-emission solid lithium iron phosphate production device is disclosed, and comprises a mixer, a sintering furnace and a screening device, wherein the mixer comprises an outer shell, a mixing bin arranged in the outer shell, a transverse motor fixedly arranged on the inner side wall of the outer shell, a transverse fixing rod fixed on the inner side wall of the outer shell and an external connecting frame fixed on the outer side face of the transverse fixing rod. The low-emission solid lithium iron phosphate production device provided by the utility model is composed of the mixer with the built-in anti-sticking rotary mixing bin, the sintering furnace with the built-in pull type feeding and discharging box and the screening device with the built-in flexible dustproof net bag, so that the production efficiency of the production device is greatly improved, the dust emission is effectively reduced, the dust pollution is reduced, the heat energy recovery function is realized, and the energy recovery efficiency is effectively improved.

The following problems exist in the lithium iron phosphate production devices disclosed in the above patent documents and others:

1. when the existing lithium iron phosphate production device mixes two powder materials containing an iron source and a lithium source, the mixing is not uniform enough, large particles and massive agglomeration easily occur, and the quality of products is affected.

2. Most of the existing lithium iron phosphate production devices grind raw materials and stir the raw materials when producing spherical lithium iron phosphate materials, and the size of the mixed materials is easy to be uneven.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a production device of a spherical lithium iron phosphate anode material.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a production device of spherical lithium iron phosphate positive electrode material, includes the main part, the surface of main part is equipped with drive gear, the top surface of main part is equipped with the feeding case, and feeding case and main part swing joint, the inside of feeding case is equipped with mobile motor, mobile motor's output runs through the feeding case bottom surface, mobile motor's output is equipped with the driving gear, and driving gear and drive gear intermeshing, the storage chamber has been seted up to the inside of feeding case, and the storage chamber is axisymmetric structure about the feeding case, the bottom surface of feeding case is equipped with and spills the material pipe, and spills the material pipe and run through the feeding case bottom surface.

Preferably, the surface of main part is equipped with the installing support, the inside of installing support is equipped with fixed plate and grinds the case, the top surface of fixed plate is equipped with grinds the motor, and grinds the output of motor and run through the fixed plate, the output of grinding the motor is equipped with the abrasive disc.

Preferably, the top of main part is equipped with the roof, be equipped with the connecting plate between roof and the main part, the top surface of roof is equipped with agitator motor, and agitator motor's output runs through the roof, agitator motor's output is equipped with the (mixing) shaft, the surface of (mixing) shaft evenly is equipped with the stirring rod.

Preferably, the top surface of feeding case has been seted up the feed supplement hole, and the feed supplement hole runs through the feeding case top surface, the spout has been seted up to the bottom surface of feeding case, and spout and main part top surface swing joint, spill the surface of material pipe and be equipped with and spill the material solenoid valve.

Preferably, the bottom surface of main part is equipped with the discharging pipe, and the discharging pipe runs through main part bottom surface, and the discharging pipe runs through the fixed plate, the surface of discharging pipe is equipped with ejection of compact solenoid valve.

Preferably, the top surface of the mounting bracket is provided with a controller, and the controller is respectively and electrically connected with the discharging electromagnetic valve, the grinding motor, the material scattering electromagnetic valve, the moving motor and the stirring motor.

Preferably, the vertical section of the storage cavity is trapezoid.

Advantageous effects

According to the lithium iron phosphate stirring device, the feeding box is arranged on the top surface of the main body, the driving gear on the bottom surface of the feeding box is meshed with the transmission gear on the surface of the main body, so that the feeding box can do circular motion on the top surface of the main body along the main body, the material storage cavity is arranged in the feeding box, when the feeding box moves at a constant speed along the main body, the material scattering pipe can scatter raw materials in the material storage cavity into the main body, and the design improves the uniformity of stirring of the raw materials during production of lithium iron phosphate.

According to the utility model, the grinding disc is arranged on the bottom surface of the main body, and the mixed materials are ground by the grinding disc under the action of the grinding motor, so that the materials are fully ground after being uniformly mixed, the uniform size of spherical particles is ensured, and the product quality is improved.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is an overall cross-sectional view of the present utility model;

fig. 4 is a cross-sectional view of the feed box of the present utility model.

Legend description:

1. a connecting plate; 2. a feed box; 3. a main body; 4. a fixing plate; 5. a grinding box; 6. a transmission gear; 7. a controller; 8. a discharging electromagnetic valve; 9. a mounting bracket; 10. a grinding disc; 11. a grinding motor; 12. a top plate; 13. a stirring shaft; 14. a stirring rod; 15. a discharge pipe; 16. a drive gear; 17. a chute; 18. a material spreading pipe; 19. a moving motor; 20. a material supplementing hole; 21. a storage cavity; 22. a material spreading electromagnetic valve; 23. a stirring motor.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

First embodiment:

as shown in fig. 1-4, a production device for spherical lithium iron phosphate positive electrode materials comprises a main body 3, a transmission gear 6 is arranged on the surface of the main body 3, a feeding box 2 is arranged on the top surface of the main body 3, the feeding box 2 is movably connected with the main body 3, a mobile motor 19 is arranged in the feeding box 2, the output end of the mobile motor 19 penetrates through the bottom surface of the feeding box 2, a driving gear 16 is arranged at the output end of the mobile motor 19, the driving gear 16 and the transmission gear 6 are meshed with each other, a storage cavity 21 is arranged in the feeding box 2, the storage cavity 21 is in an axisymmetric structure relative to the feeding box 2, a material scattering pipe 18 is arranged on the bottom surface of the feeding box 2, the material scattering pipe 18 penetrates through the bottom surface of the feeding box 2, a material supplementing hole 20 is formed in the top surface of the feeding box 2, a sliding groove 17 is movably connected with the top surface of the main body 3, a material scattering electromagnetic valve 22 is arranged on the surface of the material scattering pipe 18, and the vertical section of the storage cavity 21 is trapezoid.

The feeding box 2 can do circular motion along the top surface of the main body 3, the storage cavity 21 is arranged in the feeding box 2, when the feeding box 2 moves at a constant speed along the main body 3, the material in the storage cavity 21 can be scattered into the main body 3 by the scattering pipe 18, the design improves the uniformity of stirring of the material during production of lithium iron phosphate, the material scattering solenoid valve 22 can control the falling speed of the material, the material supplementing hole 20 can supplement the material for the feeding box 2, and the vertical section of the storage cavity 21 is trapezoidal and is convenient for the material to slide down in the feeding box 2.

Specific embodiment II:

as shown in fig. 1-4, the surface of the main body 3 is provided with a mounting bracket 9, a fixed plate 4 and a grinding box 5 are arranged in the mounting bracket 9, the top surface of the fixed plate 4 is provided with a grinding motor 11, the output end of the grinding motor 11 penetrates through the fixed plate 4, the output end of the grinding motor 11 is provided with a grinding disc 10, and under the action of the grinding motor 11, the grinding disc 10 grinds mixed materials, and the materials are fully ground after being uniformly mixed by the design, so that the uniform size of spherical particles is ensured, and the product quality is improved.

The top of main part 3 is equipped with roof 12, be equipped with connecting plate 1 between roof 12 and the main part 3, the top surface of roof 12 is equipped with agitator motor 23, and agitator motor 23's output runs through roof 12, agitator motor 23's output is equipped with (mixing) shaft 13, agitator shaft 13's surface evenly is equipped with stirring rod 14, the raw materials of being convenient for stir, main part 3's bottom surface is equipped with discharging pipe 15, and discharging pipe 15 runs through main part 3 bottom surface, and discharging pipe 15 runs through fixed plate 4, discharging pipe 15's surface is equipped with ejection of compact solenoid valve 8, installing support 9's top surface is equipped with controller 7, and controller 7 respectively with ejection of compact solenoid valve 8, grind motor 11, spill material solenoid valve 22, mobile motor 19, agitator motor 23 electric connection.

To sum up:

1. adopt the design of feeding case 2 and driving gear 16, feeding case 2 can be at the top surface of main part 3 along main part 3 circular motion, and the inside of feeding case 2 is equipped with storage chamber 21, when feeding case 2 at the uniform velocity along main part 3 remove, spill material pipe 18 can spill the raw materials in the storage chamber 21 into main part 3 in, has realized the even scattering of raw materials.

2. By adopting the design of the grinding motor 11 and the grinding disc 10, the grinding disc 10 grinds the mixed materials under the action of the grinding motor 11, and the designs ensure that the materials are fully ground after being uniformly mixed, thereby ensuring uniform size of spherical particles and improving the quality of products.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a production device of spherical lithium iron phosphate positive electrode material, includes main part (3), its characterized in that: the utility model discloses a grinding disc grinding device, including main part (3), feeding case (2), installing support (9), fixed plate (4) and grinding case (5), fixed plate (4) are equipped with grinding motor (11), and fixed plate (11) are worn out to the top surface of fixed plate (4), grinding disc (10) are equipped with grinding motor (11) to the inside of top surface, storage chamber (21) have been seted up to the inside of feeding case (2), and storage chamber (21) are axisymmetric structure about feeding case (2), the bottom surface of feeding case (2) is equipped with and spills material pipe (18), and spills material pipe (18) and run through feeding case (2) bottom surface, the surface of main part (3) is equipped with installing support (9), the inside of installing support (9) is equipped with fixed plate (4) and grinding case (5).

2. The production device of the spherical lithium iron phosphate positive electrode material according to claim 1, wherein: the top of main part (3) is equipped with roof (12), be equipped with connecting plate (1) between roof (12) and main part (3), the top surface of roof (12) is equipped with agitator motor (23), and the output of agitator motor (23) runs through roof (12), the output of agitator motor (23) is equipped with (mixing) shaft (13), the surface of (mixing) shaft (13) evenly is equipped with stirring rod (14).

3. The production device of the spherical lithium iron phosphate positive electrode material according to claim 1, wherein: the feeding box is characterized in that a feeding hole (20) is formed in the top surface of the feeding box (2), the feeding hole (20) penetrates through the top surface of the feeding box (2), a sliding groove (17) is formed in the bottom surface of the feeding box (2), the sliding groove (17) is movably connected with the top surface of the main body (3), and a material scattering electromagnetic valve (22) is arranged on the surface of the material scattering pipe (18).

4. The production device of the spherical lithium iron phosphate positive electrode material according to claim 1, wherein: the bottom surface of main part (3) is equipped with discharging pipe (15), and discharging pipe (15) run through main part (3) bottom surface, and discharging pipe (15) run through fixed plate (4), the surface of discharging pipe (15) is equipped with ejection of compact solenoid valve (8).

5. The production device of the spherical lithium iron phosphate positive electrode material according to claim 1, wherein: the top surface of installing support (9) is equipped with controller (7), and controller (7) respectively with ejection of compact solenoid valve (8), grind motor (11), spill material solenoid valve (22), mobile motor (19), agitator motor (23) electric connection.

6. The production device of the spherical lithium iron phosphate positive electrode material according to claim 1, wherein: the vertical section of the storage cavity (21) is trapezoid.