CN216224247U - Continuous negative electrode material granulation production line - Google Patents
Continuous negative electrode material granulation production line Download PDFInfo
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- CN216224247U CN216224247U CN202122714045.3U CN202122714045U CN216224247U CN 216224247 U CN216224247 U CN 216224247U CN 202122714045 U CN202122714045 U CN 202122714045U CN 216224247 U CN216224247 U CN 216224247U
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Abstract
The utility model relates to the technical field of cathode materials, in particular to a continuous cathode material granulation production line which comprises a mixer, a granulation kettle and a cooling kettle; the mixer is provided with a plurality of discharge ports, and a discharger and a buffer storage bin are arranged below each discharge port; the granulation device comprises a plurality of granulation kettles, a buffer storage bin and a screw feeder, wherein the granulation kettles are in a long barrel shape and are arranged in parallel, and the screw feeder is arranged between each buffer storage bin and each granulation kettle; the rear end of each granulation kettle is provided with a cooling kettle in series, the material is continuously fed through the spiral feeding device, and the material is continuously discharged from the granulation kettle, so that the continuous production of a production line is realized, and the production efficiency is improved; the production line has scientific layout and small occupied area, and saves the space of a factory building; the utility model has the advantages of small equipment, small investment, stable operation condition, low operation cost and maintenance cost, and is suitable for continuous large-scale production.
Description
Technical Field
The utility model relates to the technical field of processing of negative electrode materials, in particular to a continuous negative electrode material granulation production line.
Background
In the production and processing process of the battery cathode material, granulation is a key step of cathode material production, and the granulation process is to charge uniformly mixed materials into a furnace for granulation to obtain a cathode material semi-finished product.
In the prior art, as shown in fig. 1, a negative electrode material granulation production line comprises a mixer, a cache bin, a granulation kettle, a cooling kettle, a storage bin and a vibrating screen, wherein a period of heating and stirring of materials in the granulation kettle is 8-10 hours, after reaction time is up, the materials are discharged to the cooling kettle through the granulation kettle, then the granulation kettle continues to feed materials for a new round of granulation, and in the granulation process of the granulation kettle, the feeding and discharging processes of the granulation kettle both need to stop the furnace and the granulation kettle works intermittently; the granulation kettle has low production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a continuous negative electrode material granulation production line, which realizes continuous and continuous feeding in the negative electrode material granulation process and continuous discharging in a granulation kettle, and improves the production efficiency.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a continuous negative electrode material granulation production line comprises a mixer, a granulation kettle and a cooling kettle; the mixer is provided with a plurality of discharge ports, and a discharger and a buffer storage bin are arranged below each discharge port; the granulation device comprises a plurality of granulation kettles, a buffer storage bin and a screw feeder, wherein the granulation kettles are in a long barrel shape and are arranged in parallel, and the screw feeder is arranged between each buffer storage bin and each granulation kettle; and the rear end of each granulation kettle is provided with a cooling kettle in series.
Preferably, the granulation kettle comprises a shell and a rotary cylinder, and the rotary cylinder penetrates through the shell; the inner wall of the shell is sequentially provided with a heat insulation layer and a heating resistance belt from outside to inside; so set up, constantly rotatory through rotatory barrel drive material in the casing, through heating resistance area to the material heating.
Preferably, the granulation kettle is provided with a plurality of temperature intervals with adjustable temperature, and the temperature of the temperature intervals is sequentially increased along the material conveying direction; so set up, satisfy different time quantums, the different intensification demands of granulation.
Preferably, the cooling kettle is reversely arranged below the granulating kettle, and the cooling kettle and the granulating kettle are cylinders with equal length and equal volume; so set up, optimize equipment layout, save equipment and place the space, the overall arrangement scientific and reasonable has guaranteed reation kettle and the optimal operational environment of cooling kettle.
Preferably, the granulation cauldron transverse arrangement, the granulation cauldron is 0-10 for the contained angle between the horizontal plane, so sets up, through the contained angle between adjustment granulation cauldron and the horizontal plane for the feed end and the discharge end of granulation cauldron form the slope, are convenient for adjust the velocity of flow of material.
Preferably, the end part of the cooling kettle is provided with a tail gas filtering device; and filtering the tail gas of the production line through a filtering device.
Preferably, the furnace diameter of the granulating kettle is 30-50cm, and the length of the granulating kettle is not more than 10 m.
Compared with the prior art, the continuous negative electrode material granulation production line has the beneficial effects that: which comprises a mixer, a granulation kettle and a cooling kettle; the mixer is provided with a plurality of discharge ports, and a discharger and a buffer storage bin are arranged below each discharge port; the granulation device comprises a plurality of granulation kettles, a buffer storage bin and a screw feeder, wherein the granulation kettles are in a long barrel shape and are arranged in parallel, and the screw feeder is arranged between each buffer storage bin and each granulation kettle; the rear end of each granulation kettle is provided with a cooling kettle in series, the material is continuously fed through the spiral feeding device, and the material is continuously discharged from the granulation kettle, so that the continuous production of a production line is realized, and the production efficiency is improved; the production line has scientific layout and small occupied area, and saves the space of a factory building; the utility model has the advantages of small equipment, small investment, stable operation condition, low operation cost and maintenance cost, and is suitable for continuous large-scale production.
Drawings
FIG. 1 is a flow diagram of a prior art pelletizing line.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
FIG. 5 is a schematic view of the structure of a granulating vessel of the present invention.
Description of reference numerals:
1-mixer, 2-discharger, 3-buffer storage bin, 4-screw feeder, 5-granulating kettle, 6-first blanking device, 7-cooling kettle, 8-second blanking device, 9-filtering device, 51-rotary cylinder body, shell body-52, 53-heat-insulating layer, 54-heating resistance band.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples, which are not intended to limit the scope of the utility model.
As shown in fig. 2, fig. 3, fig. 4, and fig. 5, the continuous negative electrode material granulation production line of the present embodiment includes a large-volume mixer 1, a granulation kettle 5, and a cooling kettle 7; 3 discharge ports are formed in the bottom of the mixer 1, and a discharger 2 and a buffer storage bin 3 are arranged below each discharge port; 3 granulation kettles 5 are in a long cylindrical shape, the 3 granulation kettles 5 are arranged in parallel, and spiral feeders 4 are arranged between the buffer storage bin and the granulation kettles 5; the rear end of each granulation kettle 5 is provided with a cooling kettle 7 in series; the granulating kettle 5 comprises a shell 52 and a rotary cylinder 51, the rotary cylinder 51 penetrates through the shell 52, and the rotary cylinder 51 drives the material to be continuously turned over in the shell 52; an insulating layer 53 and a heating resistance belt 54 are sequentially arranged on the inner wall of the shell 52 from outside to inside, a plurality of temperature-adjustable temperature intervals are arranged in the shell 51, and the temperatures of the temperature intervals are sequentially increased along the material conveying direction; so set up, satisfy different time quantums, the different intensification demands of granulation.
Further, the cooling kettle 7 is reversely arranged below the granulating kettle 5, and the cooling kettle 7 and the granulating kettle 5 are cylinders with equal length and equal volume; so set up, optimize equipment layout, save equipment and place the space, the overall arrangement scientific and reasonable has guaranteed reation kettle and the optimal operational environment of cooling kettle.
Further, a first blanking device 6 is arranged between the granulation kettle 5 and the cooling kettle 7, and a second blanking device 8 is arranged at the discharge end of the cooling kettle 7.
Further, granulation cauldron 5 transverse arrangement, granulation cauldron 5 are 0-10 for the contained angle between the horizontal plane, so set up, through the contained angle between adjustment granulation cauldron 5 and the horizontal plane for granulation cauldron 5's feed end forms the slope with the discharge end, is convenient for adjust the velocity of flow of material.
Further, a tail gas filtering device 9 is arranged at the end part of the cooling kettle 7; the exhaust gas from the production line is filtered by the filter device 9.
Further, the furnace diameter of the granulating kettle 5 is 30-50cm, and the length of the granulating kettle 5 is not more than 10 m.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. Continuous type negative pole material granulation production line which characterized in that: comprises a mixer, a granulation kettle and a cooling kettle; the mixer is provided with a plurality of discharge ports, and a discharger and a buffer storage bin are arranged below each discharge port; the granulation device comprises a plurality of granulation kettles, a buffer storage bin and a screw feeder, wherein the granulation kettles are in a long barrel shape and are arranged in parallel, and the screw feeder is arranged between each buffer storage bin and each granulation kettle; and the rear end of each granulation kettle is provided with a cooling kettle in series.
2. The continuous negative electrode material granulation production line according to claim 1, characterized in that: the granulation kettle comprises a shell and a rotary cylinder body, wherein the rotary cylinder body penetrates through the shell.
3. The continuous negative electrode material granulation production line according to claim 2, characterized in that: and the inner wall of the shell is sequentially provided with a heat insulation layer and a heating resistance belt from outside to inside.
4. The continuous negative electrode material granulation production line according to claim 3, characterized in that: the granulation kettle is provided with a plurality of temperature intervals, and the temperatures of the temperature intervals are sequentially increased along the material conveying direction.
5. The continuous negative electrode material granulation production line according to claim 1, characterized in that: the cooling kettle is reversely arranged below the granulation kettle, and the cooling kettle and the granulation kettle are barrels with equal length and equal volume.
6. The continuous negative electrode material granulation production line according to claim 1, characterized in that: the granulation kettles are transversely arranged, and the included angle between the horizontal planes of the granulation kettles is 0-10 degrees.
7. The continuous negative electrode material granulation production line according to claim 1, characterized in that: and a tail gas filtering device is arranged at the end part of the cooling kettle.
8. The continuous negative electrode material granulation production line according to claim 1, characterized in that: the furnace diameter of the granulation kettle is 30-50cm, and the length of the granulation kettle is not more than 10 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714045.3U CN216224247U (en) | 2021-11-08 | 2021-11-08 | Continuous negative electrode material granulation production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714045.3U CN216224247U (en) | 2021-11-08 | 2021-11-08 | Continuous negative electrode material granulation production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216224247U true CN216224247U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122714045.3U Active CN216224247U (en) | 2021-11-08 | 2021-11-08 | Continuous negative electrode material granulation production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216224247U (en) |
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2021
- 2021-11-08 CN CN202122714045.3U patent/CN216224247U/en active Active
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