CN209772337U - Graphite crusher with preliminary crushing function - Google Patents
Graphite crusher with preliminary crushing function Download PDFInfo
- Publication number
- CN209772337U CN209772337U CN201920173475.9U CN201920173475U CN209772337U CN 209772337 U CN209772337 U CN 209772337U CN 201920173475 U CN201920173475 U CN 201920173475U CN 209772337 U CN209772337 U CN 209772337U
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- China
- Prior art keywords
- pipe
- crushing
- fixedly connected
- graphite
- tank body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 239000010439 graphite Substances 0.000 title claims abstract description 84
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 84
- 239000000463 material Substances 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000008187 granular material Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 abstract description 36
- 238000000227 grinding Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract 1
- 238000010298 pulverizing process Methods 0.000 description 18
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a graphite grinder for increasing preliminary grinding, belonging to the field of graphite superfine grinding equipment, which comprises a tank body, a feeding pipe fixedly connected on the tank body and a discharging pipe fixedly connected on the top of the tank body, wherein a grinding component for grinding graphite particles is connected in the tank body, one end of the feeding pipe, which is far away from the tank body, is fixedly connected with a grinding pipe, and one end of the grinding pipe, which is far away from the feeding pipe, is fixedly connected with a material receiving pipe; connect the material pipe to correspond and smash tub fixedly connected with crushing motor of position department, the output shaft fixedly connected with crushing roller of crushing motor, the crushing roller stretches into the setting in crushing pipe to crushing roller stretches into crushing intraductal partial fixedly connected with helical blade, and the helical blade butt is in crushing inside pipe wall, and has seted up a plurality of logical grooves on the helical blade, the utility model discloses have earlier carry out quick crushing to graphite particles before graphite rubbing crusher smashes graphite particles, reduce bold graphite particles, improve graphite rubbing crusher's crushing speed's effect.
Description
Technical Field
The utility model belongs to the technical field of the super little crushing apparatus of graphite's technique and specifically relates to an increase preliminary kibbling graphite rubbing crusher.
Background
At present, graphite powder is a very popular material in a plurality of fields, and the graphite powder is soft and black and gray; has greasy feeling and can contaminate paper. The hardness is 1-2, and the hardness can be increased to 3-5 along the vertical direction with the increase of impurities. The specific gravity is 1.9-2.3. Under the condition of isolating oxygen, the melting point of the mineral is more than 3000 ℃, and the mineral is one of the most temperature-resistant minerals. The graphite powder has stable chemical properties at normal temperature and is insoluble in water, dilute acid, dilute alkali and organic solvent; the material has high temperature resistance and electric conductivity, and can be used as a refractory material, a conductive material and a wear-resistant lubricating material. Generally, graphite powder is processed by putting graphite particles into an ultrafine grinder and grinding the graphite particles into graphite powder by means of cutter tooth grinding or air flow grinding.
The prior art can refer to the chinese utility model patent with the publication number CN203648656U, which discloses a graphite pulverizer, comprising a box body, a pulverizing chamber and a flow dividing chamber in the box body, wherein the flow dividing chamber is located above the pulverizing chamber, the flow dividing chamber and the pulverizing chamber are separated by a flow dividing ring, a pulverizing cavity is arranged in the pulverizing chamber, the pulverizing cavity comprises an inner cylinder body with a pulverizing space and a pulverizing disc located in the pulverizing space, an outer cylinder body is hermetically installed at the periphery of the inner cylinder body, an air flow nozzle is arranged on the side wall of the inner cylinder body, the air flow nozzle communicates the pulverizing space and a cavity between the inner cylinder body and the outer cylinder body, and the cavity between the inner cylinder body and the outer cylinder body is connected with an air compressor through an air; the middle part of the shunting chamber is provided with a grading impeller driven by a shunting motor; a feed inlet communicated with the crushing cavity is formed in the crushing chamber side; a discharge hole is arranged at one side above the box body.
The above prior art solutions have the following drawbacks: graphite grinder is when smashing graphite particle, because graphite particle must smash to the powder degree just can discharge from graphite grinder, and the graphite particle that gets into graphite grinder is not of uniform size, and the time that needs to be smashed is also different, so graphite grinder is longer carrying out kibbling time to graphite particle, and production efficiency is than low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an increase preliminary kibbling graphite rubbing crusher smashes graphite particles earlier and carries out quick the smashing to graphite particles before graphite rubbing crusher smashes graphite particles, reduces massive graphite particles, improves graphite rubbing crusher's crushing speed.
The above technical purpose of the present invention can be achieved by the following technical solutions:
A graphite grinder for increasing preliminary grinding comprises a tank body, a feeding pipe fixedly connected to the tank body and a discharging pipe fixedly connected to the top of the tank body, wherein the feeding pipe and the discharging pipe are communicated with the inside of the tank body;
connect material pipe to correspond to smash a tub fixedly connected with of position department and smash the motor, the output shaft fixedly connected with crushing axle of smashing the motor, the crushing axle stretches into and smashes intraductal setting to crushing axle stretches into smashes intraductal partial fixedly connected with helical blade of managing, helical blade butt in crushing inside the pipe wall, and has seted up a plurality of logical grooves on the helical blade.
Through adopting above-mentioned scheme, the graphite granule is by connecing the material pipe to get into crushing pipe, moves to the inlet pipe in crushing pipe on one side, is smashed by the helical blade collision on one side, tentatively smashes the graphite granule, leads to the groove and guarantees that graphite granule and air current can pass helical blade, and the graphite granule gets into jar internal later more tiny, and the crushing unit of being convenient for thoroughly smashes the graphite granule, improves graphite grinder's crushing speed under the prerequisite that does not influence graphite grinder material loading speed as far as possible.
The utility model discloses further set up to: the spiral blades are fixedly connected with a plurality of convex edges which are arranged along the spiral line array of the spiral blades.
through adopting above-mentioned scheme, the broken efficiency of helical blade to graphite particle can be improved to the bead, further reduces the bulk graphite particle that gets into the jar internal.
The utility model discloses further set up to: the ribs are all obliquely arranged away from the rotating direction of the helical blade.
Through adopting above-mentioned scheme, further improve the broken efficiency of bead to graphite granules.
the utility model discloses further set up to: the feed pipe is externally wound with a cold water pipe, the position of the tank body close to the cold water pipe is fixedly connected with a semiconductor refrigerator, and the cold water pipe is abutted against the semiconductor refrigerator.
By adopting the above scheme, the cold water pipe cools down the graphite granule in the feed pipe, prevents that the graphite granule from overheated after helical blade's collision, influences the graphite powder quality that graphite rubbing crusher smashed out.
The utility model discloses further set up to: one end of the material receiving pipe, which is far away from the crushing pipe, is fixedly connected with a blower for blowing air into the material receiving pipe, the material receiving pipe is fixedly connected with a connecting pipe, and the connecting pipe is communicated with the inside of the material receiving pipe.
By adopting the above scheme, the hair-dryer accelerates the speed that graphite particles pass through helical blade, strengthens graphite particles and helical blade's degree of collision, further reduces the bulk graphite particle that gets into the jar internal.
The utility model discloses further set up to: the crushing assembly comprises a driving motor fixedly connected to the tank body, an output shaft of the driving motor is fixedly connected with a transmission shaft, the transmission shaft is rotatably connected to the tank body, the transmission shaft extends into the tank body, one end of the transmission shaft extending into the tank body is fixedly connected with a commutator, the commutator is fixedly connected with an upper T-shaped frame, two ends of the upper T-shaped frame are fixedly connected with rotating shafts, one ends of the two rotating shafts, far away from the upper T-shaped frame, are jointly and fixedly connected with a lower T-shaped frame, the central shaft of the upper T-shaped frame is collinear with the central shaft of the lower T-shaped frame, the upper T-shaped frame and the lower T-shaped; each rotating shaft is rotatably connected with a crushing roller.
Through adopting above-mentioned scheme, driving motor drives two axis of rotation and rotates with the fixed axle center, and the crushing roller is smashed the graphite granule.
The utility model discloses further set up to: every axis of rotation corresponds crushing roller position department and all rotates and is connected with the external gear, crushing roller fixed connection on the external gear, corresponds fixedly connected with internal gear of external gear position department at the fixed axle, and two external gears all mesh with on the internal gear.
Through adopting above-mentioned scheme, crushing roller carries out the rotation when using the fixed axle to revolve round as the axle center, further improves crushing efficiency of crushing unit.
the utility model discloses further set up to: fixedly connected with safety cover on last T type frame, crushing roller all rotates to be connected on the safety cover, and the safety cover surrounds external gear and the internal gear setting.
Through adopting above-mentioned scheme, the safety cover prevents that graphite granule and graphite powder from getting into between outer gear and the internal gear, influences the rotation of outer gear.
To sum up, the utility model discloses following beneficial effect has:
1. Graphite particles enter the crushing pipe through the material receiving pipe, move towards the material inlet pipe while being collided and crushed by the helical blades in the crushing pipe, and are primarily crushed, the through grooves ensure that the graphite particles and air flow can pass through the helical blades, the graphite particles are finer after entering the tank body, the crushing assembly can conveniently and thoroughly crush the graphite particles, and the crushing speed of the graphite crusher is increased on the premise of not influencing the feeding speed of the graphite crusher as much as possible;
2. The rib can improve the crushing efficiency of the helical blade on graphite particles, and further reduce the large graphite particles entering the tank body;
3. the cold water pipe cools down the graphite granule in the inlet tube, prevents that the graphite granule from overheated after helical blade's collision, influences the graphite powder quality that graphite grinder smashed out.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a sectional view of a protruding pulverizing motor and a pulverizing shaft in the embodiment;
FIG. 3 is a schematic view of a protruding helical blade in an embodiment;
FIG. 4 is a sectional view showing an inner structure of a protruding can body in the embodiment;
Fig. 5 is a sectional view of the inner structure of the protruding boot in the embodiment.
In the figure, 1, a tank body; 11. a support leg; 12. a size reduction assembly; 121. a drive motor; 1211. a drive shaft; 1212. a commutator; 122. mounting a T-shaped frame; 1221. a protective cover; 123. a lower T-shaped frame; 124. a fixed shaft; 1241. a connecting plate; 1242. an internal gear; 125. a rotating shaft; 1251. a crushing roller; 1252. an outer gear; 13. a staged turbine; 131. a grading motor; 14. a discharge pipe; 141. an exhaust fan; 142. a supporting seat; 2. a grinding pipe; 21. a material receiving pipe; 211. a blower; 212. a fixed seat; 213. a connecting pipe; 22. a feed pipe; 221. a cold water pipe; 2211. a heat exchange box; 222. a semiconductor refrigerator; 23. a grinding motor; 231. a crushing shaft; 24. a helical blade; 241. a rib; 242. a through groove.
Detailed Description
example (b): the utility model provides an increase preliminary kibbling graphite grinder, as shown in figure 1, includes jar body 1, fixed connection in the inlet pipe 22 of jar body 1 one side and fixed connection in the discharging pipe 14 at jar body 1 top, inlet pipe 22 and discharging pipe 14 all communicate jar internal portion 1. An exhaust fan 141 is fixedly connected to one end of the discharge pipe 14 far away from the tank body 1, and a support base 142 is fixedly connected to the bottom of the exhaust fan 141. The bottom of the tank body 1 is fixedly connected with a plurality of supporting legs 11. The inlet pipe 22 is kept away from jar body 1 one end fixedly connected with and is smashed pipe 2, smashes the diameter that pipe 2 is greater than inlet pipe 22's diameter, smashes pipe 2 and keeps away from inlet pipe 22 one end fixedly connected with material receiving pipe 21, smashes 2 intercommunication inlet pipes 22 of pipe and material receiving pipe 21. One end of the material receiving pipe 21, which is far away from the crushing pipe 2, is fixedly connected with a blower 211 for blowing air into the material receiving pipe 21, and the bottom of the blower 211 is fixedly connected with a fixed seat 212. The connecting pipe 213 is fixedly connected to the receiving pipe 21, and the connecting pipe 213 communicates with the inside of the receiving pipe 21. By connecting the connection pipe 213 to the upper-stage equipment so that the graphite particles are introduced into the receiving pipe 21 through the connection pipe 213, the blower 211 and the suction fan 141 together blow the graphite particles into the inside of the can body 1 through the pulverizing pipe 2 and the feeding pipe 22. After the graphite particles are crushed into graphite powder in the tank 1, the graphite powder is drawn out of the tank 1 through the discharge pipe 14 by the suction fan 141.
As shown in fig. 2 and 3, the position of the material receiving pipe 21 corresponding to the position of the pulverizing pipe 2 is fixedly connected with a pulverizing motor 23, and an output shaft of the pulverizing motor 23 is fixedly connected with a pulverizing shaft 231. The crushing shaft 231 extends into the crushing pipe 2 and is arranged in the crushing pipe 2, and the part of the crushing shaft 231 extending into the crushing pipe 2 is fixedly connected with the helical blade 24. The spiral blade 24 abuts against the inner wall of the pulverization tube 2, and the spiral blade 24 is provided with a plurality of through grooves 242. A plurality of ribs 241 are fixedly connected to the helical blade 24, and the ribs 241 are arranged along the helical line array of the helical blade 24. The ribs 241 are each disposed obliquely away from the direction of rotation of the helical blade 24. Graphite particles enter the crushing pipe 2 through the material receiving pipe 21, move towards the feeding pipe 22 in the crushing pipe 2, are collided and crushed by the helical blades 24 at the same time, and are preliminarily crushed.
As shown in fig. 1 and 4, the cold water pipe 221 is wound around the feed pipe 22, and the heat exchange tank 2211 is fixedly connected to the cold water pipe 221. The semiconductor refrigerator 222 is fixedly connected to the position of the tank 1 close to the heat exchange box 2211, and the heat exchange box 2211 abuts against the semiconductor refrigerator 222. The cold water pipe 221 cools the graphite particles in the feeding pipe 22, so that the graphite particles are prevented from being overheated after being collided by the helical blades 24, and the quality of the graphite powder crushed by the graphite crusher is prevented from being influenced.
As shown in fig. 4, a grading motor 131 is fixedly connected to the top of the tank 1, an output shaft of the grading motor 131 extends into the tank 1, and a grading turbine 13 is fixedly connected to the output shaft of the grading motor 131. The classifying motor 131 rotates the classifying turbine 13 to prevent the excessively large graphite powder from entering the discharge pipe 14.
as shown in fig. 4 and 5, a crushing assembly 12 is connected inside the tank 1, the crushing assembly 12 includes a driving motor 121 fixedly connected to the tank 1, an output shaft of the driving motor 121 is fixedly connected with a transmission shaft 1211, and the transmission shaft 1211 is rotatably connected to the tank 1. The transmission shaft 1211 extends into the tank body 1, one end of the transmission shaft 1211 extending into the tank body 1 is fixedly connected with a commutator 1212, the commutator 1212 is fixedly connected with the upper T-shaped frame 122, both the upper T-shaped frame 122 are fixedly connected with the rotating shafts 125, and one ends of the two rotating shafts 125 far away from the upper T-shaped frame 122 are fixedly connected with the lower T-shaped frame 123 together. The central axis of the upper T-shaped frame 122 is collinear with the central axis of the lower T-shaped frame 123, the upper T-shaped frame 122 and the lower T-shaped frame 123 are connected with a fixed shaft 124 in a co-rotating manner, a plurality of connecting plates 1241 are fixedly connected to the positions of the tank body 1 corresponding to the fixed shaft 124, and the fixed shaft 124 is fixedly connected to the connecting plates 1241. A crushing roller 1251 is rotatably attached to each of the rotating shafts 125. Each of the rotation shafts 125 is rotatably connected with an external gear 1252 at a position corresponding to the crushing roller 1251, the crushing roller 1251 is fixedly connected to the external gear 1252, an internal gear 1242 is fixedly connected to the fixed shaft 124 at a position corresponding to the external gear 1252, and both the external gears 1252 are engaged with the internal gear 1242. A protective cover 1221 is fixedly connected to the upper T-shaped frame 122, the grinding rollers 1251 are rotatably connected to the protective cover 1221, and the protective cover 1221 is provided so as to surround the outer gear 1252 and the inner gear 1242.
the use method comprises the following steps: graphite particles get into by material receiving pipe 21 and smash pipe 2, move to inlet pipe 22 in smashing pipe 2 on one side, on one side by helical blade 24 collision crushing, carry out preliminary smashing to graphite particles, lead to groove 242 and guarantee that graphite particles and air current can pass helical blade 24, graphite particles gets into jar body 1 internal later on more tiny, the crushing unit 12 of being convenient for thoroughly smashes graphite particles, improve graphite grinder's crushing speed under the prerequisite that does not influence graphite grinder material loading speed as far as possible.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an increase preliminary kibbling graphite grinder, includes jar body (1), inlet pipe (22) and fixed connection in the discharging pipe (14) at jar body (1) top on fixed connection jar body (1), inside inlet pipe (22) and discharging pipe (14) all communicate jar body (1), jar body (1) in-connection has and carries out kibbling crushing unit (12), its characterized in that to graphite granule: one end, far away from the tank body (1), of the feeding pipe (22) is fixedly connected with a crushing pipe (2), the diameter of the crushing pipe (2) is larger than that of the feeding pipe (22), one end, far away from the feeding pipe (22), of the crushing pipe (2) is fixedly connected with a material receiving pipe (21), and the crushing pipe (2) is communicated with the feeding pipe (22) and the material receiving pipe (21);
Connect material pipe (21) to correspond and smash pipe (2) position department fixedly connected with crushing motor (23), the output shaft fixedly connected with crushing axle (231) of crushing motor (23), crushing axle (231) stretch into and smash and set up in pipe (2), and crushing axle (231) stretch into and smash inside fixedly connected with helical blade (24) of pipe (2), helical blade (24) butt in crushing pipe (2) inner wall, and a plurality of logical grooves (242) have been seted up on helical blade (24).
2. The graphite crusher to which preliminary crushing is added according to claim 1, characterized in that: the spiral blades (24) are fixedly connected with a plurality of ribs (241), and the ribs (241) are arranged along the spiral line array of the spiral blades (24).
3. The graphite crusher to which preliminary crushing is added according to claim 2, characterized in that: the ribs (241) are all arranged obliquely away from the rotation direction of the helical blade (24).
4. The graphite crusher to which preliminary crushing is added according to claim 1, characterized in that: the cold water pipe (221) is wound outside the feeding pipe (22), the semiconductor refrigerator (222) is fixedly connected to the position, close to the cold water pipe (221), of the tank body (1), and the cold water pipe (221) abuts against the semiconductor refrigerator (222).
5. The graphite crusher to which preliminary crushing is added according to claim 1, characterized in that: one end of the material receiving pipe (21), which is far away from the crushing pipe (2), is fixedly connected with a blower (211) which blows air into the material receiving pipe (21), a connecting pipe (213) is fixedly connected to the material receiving pipe (21), and the connecting pipe (213) is communicated with the interior of the material receiving pipe (21).
6. The graphite crusher to which preliminary crushing is added according to claim 1, characterized in that: the smashing assembly (12) comprises a driving motor (121) fixedly connected to the tank body (1), an output shaft of the driving motor (121) is fixedly connected with a transmission shaft (1211), the transmission shaft (1211) is rotatably connected to the tank body (1), the transmission shaft (1211) extends into the tank body (1), one end of the transmission shaft (1211) extends into the tank body (1) is fixedly connected with a commutator (1212), the commutator (1212) is fixedly connected with an upper T-shaped frame (122), two ends of the upper T-shaped frame (122) are fixedly connected with rotating shafts (125), one ends of the two rotating shafts (125) far away from the upper T-shaped frame (122) are fixedly connected with a lower T-shaped frame (123) together, a central shaft of the upper T-shaped frame (122) is collinear with a central shaft of the lower T-shaped frame (123), a fixed shaft (124) is rotatably connected in the upper T-shaped frame (122) and the lower T-shaped frame (123) together; each rotating shaft (125) is rotatably connected with a crushing roller (1251).
7. the graphite crusher for increasing preliminary crushing according to claim 6, wherein: every axis of rotation (125) corresponds crushing roller (1251) position department and all rotates and be connected with external gear (1252), crushing roller (1251) fixed connection on external gear (1252), corresponds external gear (1252) position department fixed connection internal gear (1242) at fixed axle (124), on two external gear (1252) all mesh and internal gear (1242).
8. The graphite crusher to which preliminary crushing is added according to claim 7, characterized in that: a protective cover (1221) is fixedly connected to the upper T-shaped frame (122), the crushing rollers (1251) are rotatably connected to the protective cover (1221), and the protective cover (1221) surrounds the outer gear (1252) and the inner gear (1242).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173475.9U CN209772337U (en) | 2019-01-31 | 2019-01-31 | Graphite crusher with preliminary crushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173475.9U CN209772337U (en) | 2019-01-31 | 2019-01-31 | Graphite crusher with preliminary crushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209772337U true CN209772337U (en) | 2019-12-13 |
Family
ID=68794381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920173475.9U Expired - Fee Related CN209772337U (en) | 2019-01-31 | 2019-01-31 | Graphite crusher with preliminary crushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209772337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113823792A (en) * | 2021-01-05 | 2021-12-21 | 广东东岛新能源股份有限公司 | Preparation method for producing negative electrode material for lithium ion battery by using blocky graphite |
-
2019
- 2019-01-31 CN CN201920173475.9U patent/CN209772337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113823792A (en) * | 2021-01-05 | 2021-12-21 | 广东东岛新能源股份有限公司 | Preparation method for producing negative electrode material for lithium ion battery by using blocky graphite |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 |