CN217614563U - Granulator and granulation system thereof - Google Patents
Granulator and granulation system thereof Download PDFInfo
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- CN217614563U CN217614563U CN202221898622.7U CN202221898622U CN217614563U CN 217614563 U CN217614563 U CN 217614563U CN 202221898622 U CN202221898622 U CN 202221898622U CN 217614563 U CN217614563 U CN 217614563U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a granulator and granulation system thereof is applied to granulation system, including last casing and lower casing, the bottom outlet of lower casing on be provided with the dispersion impeller, be provided with the dispersion hole on the dispersion impeller, go up the casing, be provided with the actuating lever on casing and the dispersion impeller down, upward be provided with motor mounting bracket on the casing, the last driving motor that is provided with of motor mounting bracket, driving motor and actuating lever transmission are connected, the quantity in dispersion hole adopts a plurality of, a plurality of dispersion hole is star evenly distributed in the outside of actuating lever, is provided with the inlet pipe on the lower casing, inlet pipe and dispersion hole pass through the shell chamber be linked together, the inner chamber in dispersion hole adopts convex poroid structure. The dispersion degree of the spraying suspension is increased. The utility model discloses adjust, convenient to use, have extensive market prospect.
Description
Technical Field
The utility model relates to a graphite negative electrode material production field, concretely relates to granulator and granulation system thereof.
Background
The lithium ion battery mainly comprises a positive electrode, a negative electrode, electrolyte capable of conducting lithium ions and a diaphragm for separating the positive electrode from the negative electrode. The lithium ion battery negative electrode materials are divided into the following categories: carbon material negative electrodes (including graphite-based carbon materials, non-graphite-based carbon materials, doped carbon materials, coated carbon materials), non-carbon negative electrodes (including alloy negative electrodes and transition metal oxide negative electrodes). Among a plurality of negative electrode materials, graphite rapidly receives wide attention due to the characteristics of abundant resources, low price, high reversible capacity, low charge-discharge voltage platform, no voltage hysteresis, excellent conductivity and the like, and the research and application of the graphite material are not few.
Graphite materials also have some disadvantages, and modification of the surface of graphite materials is often required. When the coated and modified graphite material is in a wet state, the graphite material in a wet state needs to be subjected to spray granulation and particles in the granulation process need to be dried, in the prior art, a centrifugal granulator is usually used for spray granulation of the graphite material in the wet state, but the dispersion degree of spraying is too small due to the fact that dispersion holes are usually linear, so that the actual spray granulation particle size is larger, and a large number of unqualified intermediate products are generated.
Disclosure of Invention
Not enough to prior art, the utility model provides a thereby increase and improve the granulator that sprays the particle diameter qualification rate of spraying granulation is improved to the dispersity that sprays the turbid liquid and granulation system thereof for overcome defect among the prior art.
The utility model discloses a technical scheme do: the utility model provides a granulator, is applied to granulation system, includes casing and lower casing, the bottom outlet end of lower casing on be provided with the dispersion impeller, be provided with the dispersion hole on the dispersion impeller, upward be provided with the actuating lever on casing, lower casing and the dispersion impeller, upward be provided with the motor mounting bracket on the casing, be provided with driving motor on the motor mounting bracket, driving motor and actuating lever transmission are connected, the quantity in dispersion hole adopts a plurality of, a plurality of dispersion hole is star evenly distributed in the outside of actuating lever, be provided with the inlet pipe on the lower casing, inlet pipe and dispersion hole pass through the inter-shell chamber be linked together, the inner chamber in dispersion hole adopts convex poroid structure.
Preferably, the top of going up the casing be provided with the packing mounting groove, the direction along packing mounting groove bottom to packing mounting groove top has set gradually sealing filler and has packed the clamping ring in the packing mounting groove, sealing filler and packing clamping ring are all the suit on the actuating lever, are provided with the clamp plate that packs on the actuating lever of packing clamping ring top, are provided with adjusting bolt on clamp plate and the last casing, go up the casing and be provided with the seal ring pad down between the casing, go up the casing and be provided with fixing bolt down between the casing.
Preferably, the bottom of lower casing be provided with the spacing ring, the top activity suit of dispersion impeller is on the spacing ring.
The utility model provides a granulation system, including the granulation jar, the top of granulation jar is provided with as above arbitrary the granulator, the inlet pipe is located the top of granulation jar, the dispersion impeller is located the inner chamber of granulation jar, the top intercommunication of granulation jar has the hot-blast main, the hot-blast main has set gradually air cleaner along the direction of keeping away from the granulation jar to being close to the granulation jar, first gas compressor, first gas flow sensor and electric heater, the intercommunication has out the tuber pipe on the granulation jar of dispersion impeller below, it has set gradually the second gas compressor along the direction of being close to the granulation jar to keeping away from the granulation jar to go out the tuber pipe, the entrance point of second gas flow sensor and cyclone, the last intercommunication of cyclone's gas outlet holds the dust remover.
Preferably, the inlet pipe on the intercommunication have the turbid liquid conveyer pipe, the turbid liquid conveyer pipe has set gradually compounding jar, booster pump and liquid flow sensor along keeping away from the inlet pipe to keeping away from the direction that is close to the inlet pipe, is provided with the (mixing) shaft on the compounding jar, is provided with stirring vane on the (mixing) shaft of compounding jar inboard, the outside of (mixing) shaft is served the transmission and is connected with agitator motor.
Preferably, the bottom of prilling bucket adopt the bucket structure, the bottom intercommunication of prilling bucket has first storage tank, the intercommunication has the second storage tank on cyclone's the solid phase outlet, divide equally in first storage tank and the second storage tank and do not be provided with charge level indicator and unloading charge level indicator, the charge level indicator is located the below of charge level indicator down.
Preferably, a temperature sensor is arranged on a hot air pipe between the electric heater and the granulation tank.
The utility model has the advantages that: first, the utility model discloses increased the scope of spraying the turbid liquid to improve the dispersion degree of the turbid liquid after spraying, reduced the production of large granule turbid liquid, improved the qualification rate of intermediate product, reduced the rework rate.
Secondly, the inlet pipe on the intercommunication have the turbid liquid conveyer pipe, the turbid liquid conveyer pipe has set gradually compounding jar, booster pump and liquid flow sensor along keeping away from the inlet pipe to keeping away from the direction that is close to the inlet pipe, installation liquid flow sensor is convenient for feed back liquid flow parameter.
Finally, electric heater and granulation jar between be provided with temperature sensor on the hot-blast main. The temperature sensor is arranged to feed back the temperature of the compressed air heated by the electric heater.
The utility model has the advantages of simple structure, convenient operation, design benefit has improved work efficiency greatly, has fine social and economic benefits, is the product of easily using widely.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of detail a of fig. 1.
Fig. 3 is a partially enlarged schematic view of detail B of fig. 1.
Fig. 4 is an enlarged partial view of detail C of fig. 1.
Fig. 5 is a schematic view of a cross-sectional structure of the dispersion plate of the present invention.
Detailed Description
Example 1: as shown in fig. 2, a granulator is applied to granulation system, including last casing 1 and lower casing 2, the bottom outlet of casing 2 down on be provided with dispenser tray 3, be provided with dispersion hole 4 on the dispenser tray 3, go up casing 1, be provided with actuating lever 5 on casing 2 and the dispenser tray 3 down, upward be provided with motor mounting bracket 6 on the casing 1, be provided with driving motor 7 on the motor mounting bracket 6, driving motor 7 and the transmission of actuating lever 5 are connected, the quantity in dispersion hole 4 adopts a plurality of, a plurality of dispersion hole 4 is star evenly distributed in the outside of actuating lever 5, be provided with inlet pipe 8 down on casing 2, inlet pipe 8 and dispersion hole 4 pass through the inter-shell chamber be linked together, the inner chamber in dispersion hole 4 adopts convex poroid structure. The inner cavity of the dispersion hole 4 is of an arc-shaped hole structure, so that the path of the suspension driven by the dispersion disc 3 is increased after the suspension enters the dispersion hole 4, and a larger outlet speed is obtained, so that the spraying range of the suspension is further improved.
The packing device is characterized in that a packing installation groove 9 is formed in the top of the upper shell 1, a sealing packing 10 and a packing press ring 11 are sequentially arranged in the packing installation groove 9 along the direction from the bottom of the packing installation groove 9 to the top of the packing installation groove 9, the sealing packing 10 is of an annular structure made of flexibly woven graphite, the sealing packing 10 and the packing press ring 11 are both sleeved on the driving rod 5, a packing press plate 12 is arranged on the driving rod 5 above the packing press ring 11, adjusting bolts 13 are arranged on the packing press plate 12 and the upper shell 1, the adjusting bolts 13 are arranged in a plurality, the adjusting bolts 13 are uniformly distributed on the outer side of the central axis of the driving rod 5 in a star shape, and the stress uniformity of the packing press plate 12 is improved by installing the adjusting bolts 13; a sealing ring gasket 14 is arranged between the upper shell 1 and the lower shell 2, the sealing ring gasket 14 is of an annular structure made of rubber materials, and a fixing bolt 15 is arranged between the upper shell 1 and the lower shell 2.
The bottom of lower casing 2 be provided with spacing ring 16, the top activity suit of dispersion impeller 3 is on spacing ring 16. The diameter of the bottom of the inner cavity of the lower housing 2 becomes gradually smaller as the height of the inner cavity of the lower housing 2 decreases. The dispersion impeller 3 includes dispersion impeller roof, dispersion impeller go-between and dispersion impeller bottom plate from last to down in proper order, the dispersion impeller roof with the dispersion impeller go-between all adopt ring shaped structure, dispersion impeller roof activity suit on spacing ring 16. Owing to install in the bottom of actuating lever 5, in order to reduce dispersion impeller 3's transaction under the drive of actuating lever 5, this product is through installing spacing ring 16 and with the activity suit of dispersion impeller roof at the bottom of casing 2 down thereby carry on spacingly to dispersion impeller 3.
Through this embodiment, compare with prior art, this embodiment has increased the scope of spraying the turbid liquid to improve the dispersion degree of the turbid liquid after spraying, reduced the production of large granule turbid liquid, improved the qualification rate of intermediate product, reduced the rework rate.
Example 2: the embodiment is a granulation system designed on the basis of embodiment 1, and the granulation system comprises a granulation tank 17, wherein the granulator is arranged at the top of the granulation tank 17, a feeding pipe 8 is positioned above the granulation tank 17, a dispersion disc 3 is positioned in an inner cavity of the granulation tank 17, and the bottom of the inner cavity of the granulation tank 17 adopts a circular truncated cone-shaped structure; the top of the granulation tank 17 is communicated with a hot air pipe 18, the hot air pipe 18 is sequentially provided with an air filter 19, a first gas compressor 20, a first gas flow sensor 21 and an electric heater 22 along the direction from far away from the granulation tank 17 to near the granulation tank 17, the granulation tank 17 below the dispersion disc 3 is communicated with an air outlet pipe 23, the air outlet pipe 23 is sequentially provided with a second gas compressor 24, a second gas flow sensor 25 and an inlet end of a cyclone separator 26 along the direction from near the granulation tank 17 to far away from the granulation tank 17, and a gas phase outlet end of the cyclone separator 26 is communicated with a dust remover 27.
The feed pipe 8 is communicated with a suspension conveying pipe 28, the suspension conveying pipe 28 is sequentially provided with a mixing tank 29, a booster pump 30 and a liquid flow sensor 31 along the direction from far away from the feed pipe 8 to far away from the feed pipe 8, and the liquid flow sensor 31 is arranged to facilitate the feedback of liquid flow parameters; the bottom of the mixing tank 29 is in a hopper shape, so that the suspension in the inner cavity of the mixing tank 29 can be guided conveniently when being discharged, and the booster pump 30 is positioned below the mixing tank 29; the mixing tank 29 is provided with a stirring shaft 32, the stirring shaft 32 at the inner side of the mixing tank 29 is provided with stirring blades 33, and the outer end of the stirring shaft 32 is connected with a stirring motor 34 in a transmission way.
A temperature sensor 39 is arranged on the hot air pipe 18 between the electric heater 22 and the granulation tank 17. A temperature sensor 39 is installed to facilitate feedback of the temperature of the compressed air heated by the electric heater 22.
The application method of the embodiment is as follows: as shown in fig. 1 to 5, firstly, graphite micro powder, a dispersant and an additive are sequentially added into an inner cavity of a mixing tank 29 according to an operation rule; then, the stirring motor 34 is turned on, and the stirring shaft 32 and the stirring blade 33 are driven by the stirring motor 34 to rotate, so that the graphite fine powder, the dispersant and the additive in the inner cavity of the material mixing tank 29 are driven to be fully mixed to form a suspension.
Then, the granulation tank 17 is preheated, and by opening the first gas compressor 20 and the electric heater 22, after impurities in the outside air are filtered by the air filter 19, the outside air is pressurized by the first gas compressor 20, then is heated by the electric heater 22, and then is sent into the inner cavity of the granulation tank 17 after the temperature is fed back by the temperature sensor 39, and after preheating is completed, the granulation process can be carried out.
The granulation process is as follows: firstly, opening a second gas compressor 24, a cyclone separator 26, a dust remover 27, a driving motor 7, a booster pump 30 and corresponding stop valves on a suspension conveying pipe 28, conveying the suspension in a granulation tank 17 into the suspension conveying pipe 28 under the action of gravity, conveying the suspension into a feeding pipe 8 after being pressurized by the booster pump 30, then conveying the suspension into inner cavities of an upper shell 1 and a lower shell 2, conveying the suspension into an inner cavity of a dispersion disc 3 under the action of gravity and the pressurization of the booster pump 30, and performing power transmission by a driving rod 5 under the driving of the driving motor 7, wherein the dispersion disc 3 is in a continuous rotating state at the moment; when the turbid liquid enters the inner cavity of the dispersion hole 4, the acting force of the dispersion disc 3 on the turbid liquid entering the dispersion hole 4 is continuously received, the acceleration is continuously accelerated, and finally the turbid liquid is sprayed out from the tail end of the dispersion hole 4 to form liquid drops wrapped with graphite micro powder and enter the inner cavity of the granulation tank 17.
When the liquid drops wrapped with the graphite micro powder enter the inner cavity of the granulation tank 17 and then continuously fall under the action of self gravity, heated compressed air conveyed by the hot air pipe 18 is received in the falling process to heat the liquid phase and evaporate the heated liquid phase, namely, the graphite particles continuously fall under the comprehensive action of hot air and self gravity, the evaporated liquid phase steam enters the air outlet pipe 23 along with the hot air and is sent to the cyclone separator 26 under the recompression of the second gas compressor 24 to carry out the first separation of gas phase and solid phase, the solid phase is sent to the second storage tank 36 through the solid phase outlet end of the cyclone separator 26, the gas phase containing a small amount of solid particles is temporarily stored in the dust remover 27 to carry out the second separation of gas phase and solid phase, and then the gas phase is sent to the tail gas treatment device and then is emptied.
After the granulation process is completed, the corresponding devices are closed, and the granulated graphite particles are fed into the first storage tank 35 for temporary storage.
In addition, in the above granulation process, the value fed back by the second gas compressor 24 is not less than the value fed back by the first gas flow sensor 21, so that the pressure in the granulation tank 17 is in a slightly negative pressure state in the granulation process.
By comparing the embodiment 2 with the embodiment 1, the embodiment 2 provides a complete graphite particle granulating system, compared with the prior art, the product adds the temperature sensor 39 on the hot air pipe 18 to facilitate the feedback of the temperature parameter of the compressed air, and the temperature parameter of the compressed air is preferably 80 ℃ to 120 ℃; in addition, the second gas compressor 24 is additionally arranged on the air outlet pipe 23, and the first gas flow sensor 21 is arranged on the hot air pipe 18, so that the flow parameter of the compressed air entering the granulation tank 17 is convenient to feed back; the air outlet pipe 23 is provided with a second gas flow sensor 25 for feeding back the flow parameter of the compressed air sent out of the granulation tank 17, thereby being convenient for ensuring that the granulation process is always in a micro-negative pressure state and being beneficial to the evaporation of liquid phase.
The utility model discloses a satisfy in a granulator and granulation system of graphite negative electrode material production field worker needs, make the utility model discloses extensive market prospect has.
Claims (7)
1. A granulator applied to a granulation system comprises an upper shell (1) and a lower shell (2), and is characterized in that: the bottom outlet end of inferior valve casing (2) on be provided with dispersion impeller (3), be provided with dispersion hole (4) on dispersion impeller (3), go up casing (1), be provided with actuating lever (5) on casing (2) and dispersion impeller (3) down, upward be provided with motor mounting bracket (6) on casing (1), be provided with driving motor (7) on motor mounting bracket (6), driving motor (7) and actuating lever (5) transmission are connected, the quantity in dispersion hole (4) adopts a plurality of, a plurality of dispersion hole (4) are star evenly distributed in the outside of actuating lever (5), be provided with inlet pipe (8) down on casing (2), inlet pipe (8) and dispersion hole (4) pass through the inter-shell chamber be linked together, the inner chamber in dispersion hole (4) adopts convex poroid structure.
2. The pelletizer as set forth in claim 1, wherein: the top of going up casing (1) be provided with packing mounting groove (9), packing mounting groove (9) are interior to have set gradually sealing filler (10) and packing clamping ring (11) along packing mounting groove (9) bottom to the direction at packing mounting groove (9) top, sealing filler (10) and packing clamping ring (11) all suit are on actuating lever (5), be provided with packing clamp plate (12) on actuating lever (5) of packing clamping ring (11) top, be provided with adjusting bolt (13) on packing clamp plate (12) and last casing (1), go up casing (1) and be provided with between casing (2) sealing ring pad (14) down, go up casing (1) and be provided with between casing (2) fixing bolt (15) down.
3. The pelletizer as set forth in claim 1, wherein: the bottom of lower casing (2) be provided with spacing ring (16), the top activity suit of dispersion impeller (3) is on spacing ring (16).
4. A pelletizing system, characterized by: the granulator comprises a granulation tank (17), wherein the top of the granulation tank (17) is provided with the granulator according to any one of claims 1 to 3, a feeding pipe (8) is positioned above the granulation tank (17), a dispersion disc (3) is positioned in an inner cavity of the granulation tank (17), the top of the granulation tank (17) is communicated with a hot air pipe (18), the hot air pipe (18) is sequentially provided with an air filter (19), a first gas compressor (20), a first gas flow sensor (21) and an electric heater (22) along the direction from far away from the granulation tank (17) to near the granulation tank (17), the granulation tank (17) below the dispersion disc (3) is communicated with an air outlet pipe (23), the air outlet pipe (23) is sequentially provided with an inlet end of a second gas compressor (24), a second gas flow sensor (25) and a cyclone separator (26) along the direction from near the granulation tank (17) to far away from the granulation tank (17), and a gas phase outlet end of the cyclone separator (26) is communicated with a dust remover (27).
5. The pelletizing system of claim 4, wherein: inlet pipe (8) on the intercommunication have turbid liquid conveyer pipe (28), turbid liquid conveyer pipe (28) have set gradually mixing tank (29), booster pump (30) and liquid flow sensor (31) along keeping away from inlet pipe (8) to keeping away from the direction that is close to inlet pipe (8), be provided with (mixing) shaft (32) on mixing tank (29), be provided with stirring vane (33) on (mixing) shaft (32) of mixing tank (29) inboard, the outside of (mixing) shaft (32) is served the transmission and is connected with agitator motor (34).
6. The pelletizing system of claim 4, wherein: the bottom of prilling bucket (17) adopt the bucket structure, the bottom intercommunication of prilling bucket (17) has first storage tank (35), the solid phase outlet of cyclone (26) is served and is linked up the intercommunication and have second storage tank (36), equally divide in first storage tank (35) and second storage tank (36) and do not be provided with charge level indicator (37) and unloading position indicator (38), unloading position indicator (38) are located the below of charge level indicator (37).
7. The pelletizing system of claim 4, wherein: a temperature sensor (39) is arranged on the hot air pipe (18) between the electric heater (22) and the granulation tank (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221898622.7U CN217614563U (en) | 2022-07-22 | 2022-07-22 | Granulator and granulation system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221898622.7U CN217614563U (en) | 2022-07-22 | 2022-07-22 | Granulator and granulation system thereof |
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| Publication Number | Publication Date |
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| CN217614563U true CN217614563U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221898622.7U Active CN217614563U (en) | 2022-07-22 | 2022-07-22 | Granulator and granulation system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116462559A (en) * | 2023-05-09 | 2023-07-21 | 浏阳象形精品烟花出口制造有限公司 | Novel safe and environment-friendly smokeless colloid spray anther |
-
2022
- 2022-07-22 CN CN202221898622.7U patent/CN217614563U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116462559A (en) * | 2023-05-09 | 2023-07-21 | 浏阳象形精品烟花出口制造有限公司 | Novel safe and environment-friendly smokeless colloid spray anther |
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