CN219014961U - Negative electrode powder graphitization device - Google Patents
Negative electrode powder graphitization device Download PDFInfo
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- CN219014961U CN219014961U CN202223421892.1U CN202223421892U CN219014961U CN 219014961 U CN219014961 U CN 219014961U CN 202223421892 U CN202223421892 U CN 202223421892U CN 219014961 U CN219014961 U CN 219014961U
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- graphite
- box
- rotating rod
- negative electrode
- graphitizing
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- 239000000843 powder Substances 0.000 title claims abstract description 40
- 238000005087 graphitization Methods 0.000 title abstract description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 131
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 131
- 239000010439 graphite Substances 0.000 claims abstract description 131
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 15
- 238000004321 preservation Methods 0.000 description 10
- 239000000945 filler Substances 0.000 description 5
- 239000007773 negative electrode material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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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 negative electrode powder graphitizing device in the technical field of graphitizing equipment, which comprises a graphite box arranged in a graphitizing furnace; the graphite box is a rectangular box body with an opening at the top and composed of four side walls, two side walls corresponding to the width of the graphite box are two first graphite baffles placed in the graphitizing furnace, the side walls corresponding to the length of the graphite box are formed by splicing a plurality of second graphite baffles end to end, and adjacent second graphite baffles are connected together through step edges. The utility model has reasonable structure and simple operation, and the negative electrode powder is arranged in the graphite box for graphitization, thus greatly increasing the graphitization yield, and the graphite box has longer service life and can be repeatedly used for 6-8 times, thereby reducing the cost and improving the graphitization efficiency and effect.
Description
Technical Field
The utility model belongs to the technical field of driving equipment, and particularly relates to a negative electrode powder graphitizing device.
Background
In the production process of the negative electrode material, an important process is graphitization of the negative electrode powder. The current graphitization of the negative electrode powder is carried out by adopting a traditional graphitization method that powder is filled in a crucible and then is charged in a furnace, for example, patent number CN210313549U discloses an energy-saving vapor deposition graphitization purification furnace, which comprises a graphitization furnace body and a crucible arranged in the graphitization furnace body, wherein negative electrode material powder is filled in the crucible, positive electrode and negative electrode are arranged at two ends of the crucible, the positive electrode and the negative electrode are directly contacted with the negative electrode material powder filled in the crucible, and voltage generated at two ends of the positive electrode and the negative electrode pass through the negative electrode material powder and directly form current in the negative electrode material powder to generate heat, so that the heating efficiency is high, and the energy consumption is reduced. However, in the graphitization method using the negative electrode powder packed in the crucible, the processing difficulty of the crucible is high, and the crucible is easy to crack in the graphitization process, and one crucible can be used for 2-3 times, so that the graphitization cost of the negative electrode powder is greatly increased, and therefore, a negative electrode powder graphitization device is needed to solve the problems.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a negative electrode powder graphitizing device which comprises a graphite box arranged in a graphitizing furnace; the graphite box is four lateral walls and the rectangular box body of the open-top that graphitization stove bottom constitutes, two lateral walls that the width of graphite box corresponds are two graphite baffles one of placing in graphitization stove, and the lateral wall that the length of graphite box corresponds is formed by the concatenation of a plurality of graphite baffles two end to end, links up together through the ladder along between the adjacent graphite baffle two, and the setting up of ladder along has avoided the negative pole powder to leak the condition of powder from the linking department of graphite baffle two and has produced. The crucible of dress negative pole powder has been replaced through the setting of graphite case, has not only increased the loading, and graphite baffle one and graphite baffle two set up simply, with low costs, long service life, graphitization is efficient effectual.
Preferably, a plurality of detachable clamping assemblies are arranged at the joint of the second graphite baffle plate, and the plurality of clamping assemblies are uniformly distributed along the side wall corresponding to the length of the graphite box;
the clamping assembly comprises a rotating rod, the rotating rod is erected on two side walls corresponding to the length of the graphite box, the rotating rod is perpendicular to the graphite baffle II, the length of the rotating rod is larger than the width of the graphite box, two ends of the rotating rod are connected with supporting frames, the rotating rod is rotationally connected with the supporting frames through bearings, guide rods are arranged below parallel to the rotating rod, two ends of the guide rods are fixedly connected with the corresponding supporting frames, positive threads and reverse threads are respectively arranged at the joint of the graphite baffle II of the two side walls corresponding to the rotating rod, the positive threads and the reverse threads are symmetrical with respect to the joint of the graphite baffle II, clamping plates are in threaded fit with each other on the positive threads and the reverse threads, guide holes are formed in the clamping plates, and the guide rods penetrate through the guide holes. The clamping assembly can avoid the phenomenon that the mutually connected lengths of the graphite baffles II are too long to cause dumping, so that the graphite box is more stable.
Preferably, two graphite baffles are at least separated from each other between the adjacent clamping assemblies, and the use amount of the clamping assemblies is reduced on the premise of ensuring the stability of the graphite baffles.
Preferably, the clamping plate is parallel to the graphite baffle II, and the width of the clamping plate is larger than that of the step edge. Ensure the clamping plate to effectively clamp the two graphite baffle plates II at the joint.
Preferably, the two ends of the rotating rod are fixedly connected with rotating handles.
Preferably, the graphite box is further matched with a box cover, the box cover comprises a plurality of graphite cover plates, the graphite cover plates are spliced into a box cover in parallel, and the box cover is arranged at the opening of the graphite box.
The utility model also comprises other components which can enable the negative electrode powder graphitization device to be used normally, and the components are all conventional technical means in the field. In addition, the devices or components not defined in the utility model are all conventional in the art, such as clamping plates, supporting frames, rotating rods, forward threads, reverse threads and the like.
The working principle of the utility model is as follows: during operation, the first graphite baffle and the second graphite baffle are spliced into a graphite box in the graphitizing furnace, in the splicing process, the joint of the second graphite baffle is clamped through the clamping assembly, the second graphite baffle is prevented from toppling over, the rotating rod and the guide rod are specifically erected above the joint of the second graphite baffle, the supporting frames are respectively arranged on two sides of two long side walls of the graphite box, two groups of positive threads and two groups of negative threads of the two ends of the rotating rod are matched with each other, the centers of the two groups of positive threads and the two groups of negative threads are vertically corresponding to the joint of the second graphite baffle on the two side walls, two clamping plates on the positive threads and the two clamping plates on the negative threads are respectively located on two sides of the joint of the second graphite baffle, the rotating rod is rotated, the clamping plates do not rotate along with the rotating rod under the limiting action of the guide rod, and the joint of the second graphite baffle is tightly clamped by the synchronous opposite movement of the two groups of clamping plates. After the graphite box is spliced, filling filler (heat preservation material) to the periphery of the graphite box, wherein the height of the filler (heat preservation material) is lower than that of the graphite box, so that the graphite box can not outwards topple, negative electrode powder to be graphitized is poured into the graphite box, then the rotating rod is reversely rotated, the clamping of the joint of the two groups of clamping plates on the second graphite baffle plate is released by synchronous reverse movement, then the clamping assembly is taken away, the second graphite baffle plate can not inwards topple under the filling action of the negative electrode powder, a graphite cover plate made of the same material as the box body is covered, then the heat preservation effect is achieved by filling the filler (heat preservation material) around the box body and on the graphite cover plate, finally, the furnace cover of the graphitizing furnace is covered for graphitizing operation, after graphitizing is finished, the furnace cover is opened, the filler (heat preservation material) above and around the box body is sucked away by using the suction crown block, the graphite cover plate is uncovered, and after the negative electrode powder is sucked out by adopting the negative pressure device, new negative electrode powder can be added for performing the graphitizing operation again.
The utility model has the beneficial effects of reasonable structure and simple operation, and the negative electrode powder is filled in the graphite box for graphitization, so that the graphitization yield is greatly increased, the service life of the graphite box is longer, the graphite box can be repeatedly used for 6-8 times, the cost is reduced, and the graphitization efficiency and effect are improved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a negative electrode powder graphitizing apparatus according to the present utility model;
FIG. 2 is a schematic view of the clamping assembly of FIG. 1;
fig. 3 is a state diagram of fig. 1 after the cover is covered.
In the figure: 1. a graphite baffle II; 2. a support frame; 3. rotating the handle; 4. a rotating lever; 5. a clamping plate; 6. a graphite baffle I; 7. a step edge; 8. a guide rod; 9. a graphite cover plate; 10. a filler; 11. and (5) a graphitizing furnace.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the utility model are shown, and in which embodiments of the utility model are shown. All other embodiments, modifications, equivalents, improvements, etc., which are apparent to those skilled in the art without the benefit of this disclosure, are intended to be included within the scope of this utility model.
Examples
1-3, the present utility model provides a negative electrode powder graphitizing apparatus comprising a graphite box disposed within a graphitizing furnace; the graphite box is four lateral walls and graphitization stove bottom portion constitution's open-top rectangle box, two lateral walls that the width of graphite box corresponds are two graphite baffle one 6 of placing in the graphitization stove, and the lateral wall that the length of graphite box corresponds is formed by a plurality of graphite baffle two 1 end to end concatenation, links up together through ladder edge 7 between the adjacent graphite baffle two 1, and the setting up of ladder edge 7 has avoided the negative pole powder to leak the condition of powder from the junction of graphite baffle two 1 and has produced. The crucible of dress negative pole powder has been replaced through the setting of graphite case, has not only increased the loading, and graphite baffle one 6 and graphite baffle two 1 set up simply, and is with low costs, long service life, and graphitization is efficient effectual.
The joint of the graphite baffle II 1 is provided with a plurality of detachable clamping assemblies which are uniformly distributed along the side wall corresponding to the length of the graphite box;
the clamping assembly comprises a rotating rod 4, the rotating rod 4 is erected on two side walls corresponding to the length of a graphite box, the rotating rod 4 is perpendicular to a graphite baffle II 1, the length of the rotating rod 4 is larger than the width of the graphite box, two ends of the rotating rod 4 are connected with a supporting frame 2, the rotating rod 4 is rotationally connected with the supporting frame 2 through a bearing, guide rods 8 are arranged below the rotating rod 4 in parallel, two ends of the guide rods 8 are fixedly connected with the corresponding supporting frame 2, positive threads and reverse threads are respectively arranged at the joint of the graphite baffle II 1 of the two side walls corresponding to the rotating rod 4, the positive threads and the reverse threads are symmetrical about the joint of the graphite baffle II 1, clamping plates 5 are in threaded fit with each other, guide holes are formed in the clamping plates 5, and the guide rods 8 penetrate through the guide holes. The clamping assembly can avoid the phenomenon that the mutually connected lengths of the graphite baffles II 1 are too long to cause dumping, so that the graphite box is more stable.
At least two graphite baffles II 1 are separated from each other between the adjacent clamping assemblies, and the use amount of the clamping assemblies is reduced on the premise of ensuring the stability of the graphite baffles II 1.
The clamping plate 5 is parallel to the graphite baffle II 1, and the width of the clamping plate 5 is larger than that of the step edge 7. The clamping plate 5 is ensured to effectively clamp the two graphite baffle plates II 1 at the joint.
The two ends of the rotating rod 4 are fixedly connected with rotating handles 3.
The graphite box is also matched with a box cover, the box cover comprises a plurality of graphite cover plates 9, the graphite cover plates 9 are spliced into a box cover in parallel, and the box cover is arranged at the opening of the graphite box.
During operation, the first graphite baffle and the second graphite baffle are spliced into a graphite box in the graphitizing furnace 11, in the splicing process, the joint of the second graphite baffle is clamped through the clamping assembly, the second graphite baffle is prevented from toppling over, the rotating rod and the guide rod are specifically erected above the joint of the second graphite baffle, the supporting frames are respectively arranged on two sides of two long side walls of the graphite box, two groups of positive threads and the centers of the opposite threads at two ends of the rotating rod are matched with each other and correspond to the joint of the second graphite baffle on the two side walls up and down, two clamping plates on the positive threads and the opposite threads are respectively located on two sides of the joint of the second graphite baffle, the rotating rod is rotated, the clamping plates do not rotate along with the rotating rod under the limiting action of the guide rod, and the joint of the second graphite baffle is tightly clamped by synchronous opposite movement of the two groups of clamping plates. After the graphite box is spliced, filling a filling material (heat preservation material) 10 to the periphery of the graphite box, wherein the height of the filling material (heat preservation material) 10 is lower than that of the graphite box, so that the graphite box can not outwards topple, negative electrode powder to be graphitized is poured into the graphite box, then the rotating rod is reversely rotated, the clamping of the joint of the graphite baffle II is relieved by synchronous reverse movement of the two groups of clamping plates, then the clamping assembly is taken away, the graphite baffle II can not inwards topple under the filling action of the negative electrode powder, a graphite cover plate made of the same material as the box body is covered, then the filling material (heat preservation material) on the periphery of the box body and the graphite cover plate 9 plays a heat preservation role, finally, the furnace cover of the graphitizing furnace 11 is covered for graphitizing operation, after graphitizing is finished, the furnace cover is opened, the filling material (heat preservation material) above and around the box body is sucked away by using the material sucking crown block, the graphite cover plate is uncovered, and after negative electrode powder is sucked out by adopting a negative pressure device, new negative electrode powder can be added for graphitizing operation again.
The embodiments of the present utility model have been described above, the description is illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A negative electrode powder graphitizing device comprises a graphite box arranged in a graphitizing furnace; the method is characterized in that: the graphite box is a rectangular box body with four side walls and a top opening formed by the bottom of the graphitizing furnace, two side walls corresponding to the width of the graphite box are two first graphite baffles placed in the graphitizing furnace, the side walls corresponding to the length of the graphite box are formed by splicing a plurality of second graphite baffles end to end, and adjacent second graphite baffles are connected together through step edges.
2. The negative electrode powder graphitizing apparatus according to claim 1, wherein: a plurality of detachable clamping assemblies are arranged at the joint of the second graphite baffle plate, and the plurality of clamping assemblies are uniformly distributed along the side wall corresponding to the length of the graphite box;
the clamping assembly comprises a rotating rod, the rotating rod is erected on two side walls corresponding to the length of the graphite box, the rotating rod is perpendicular to the graphite baffle II, the length of the rotating rod is larger than the width of the graphite box, two ends of the rotating rod are connected with supporting frames, the rotating rod is rotationally connected with the supporting frames through bearings, guide rods are arranged below parallel to the rotating rod, two ends of the guide rods are fixedly connected with the corresponding supporting frames, positive threads and reverse threads are respectively arranged at the joint of the graphite baffle II of the two side walls corresponding to the rotating rod, the positive threads and the reverse threads are symmetrical with respect to the joint of the graphite baffle II, clamping plates are in threaded fit with each other on the positive threads and the reverse threads, guide holes are formed in the clamping plates, and the guide rods penetrate through the guide holes.
3. The negative electrode powder graphitizing apparatus according to claim 2, wherein: at least two graphite baffles II are separated between the adjacent clamping assemblies.
4. The negative electrode powder graphitizing apparatus according to claim 2, wherein: the clamping plate is parallel to the graphite baffle II, and the width of the clamping plate is larger than that of the step edge.
5. The negative electrode powder graphitizing apparatus according to claim 2, wherein: and two ends of the rotating rod are fixedly connected with rotating handles.
6. The negative electrode powder graphitizing apparatus according to claim 1, wherein: the graphite box is further matched with a box cover, the box cover comprises a plurality of graphite cover plates, the graphite cover plates are spliced into a box cover in parallel, and the box cover is arranged at the opening of the graphite box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223421892.1U CN219014961U (en) | 2022-12-19 | 2022-12-19 | Negative electrode powder graphitization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223421892.1U CN219014961U (en) | 2022-12-19 | 2022-12-19 | Negative electrode powder graphitization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219014961U true CN219014961U (en) | 2023-05-12 |
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ID=86269355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223421892.1U Active CN219014961U (en) | 2022-12-19 | 2022-12-19 | Negative electrode powder graphitization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219014961U (en) |
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2022
- 2022-12-19 CN CN202223421892.1U patent/CN219014961U/en active Active
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