CN220021166U - Heat treatment device for producing silicon-carbon composite negative electrode - Google Patents
Heat treatment device for producing silicon-carbon composite negative electrode Download PDFInfo
- Publication number
- CN220021166U CN220021166U CN202321357388.1U CN202321357388U CN220021166U CN 220021166 U CN220021166 U CN 220021166U CN 202321357388 U CN202321357388 U CN 202321357388U CN 220021166 U CN220021166 U CN 220021166U
- Authority
- CN
- China
- Prior art keywords
- heat treatment
- treatment box
- pivot
- upside
- silicon
- Prior art date
- 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.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 98
- 239000002153 silicon-carbon composite material Substances 0.000 title claims abstract description 16
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims abstract 2
- 238000007789 sealing Methods 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007669 thermal treatment Methods 0.000 claims 12
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract description 19
- 239000010419 fine particle Substances 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 13
- 238000007790 scraping Methods 0.000 abstract description 5
- 239000010405 anode material Substances 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Silicon Compounds (AREA)
Abstract
The utility model provides a heat treatment device is used in production of silicon carbon composite negative pole, including the heat treatment box, the heat treatment box upper side wall passes to be connected and is equipped with the pivot, the heat treatment box upside is connected and is equipped with the installing frame, the motor that is equipped with the drive pivot is connected to the installing frame upside, the pivot is connected and is equipped with two sets of circular frameworks, circular framework inside is equipped with the blowing board, blowing board downside evenly is connected and is equipped with multiunit heating box, heating box internally mounted is equipped with multiunit heater strip, the connection is equipped with two sets of electric telescopic handle between blowing board downside and the circular framework bottom, the pivot outside just is located circular framework bottom upside and is connected and is equipped with the bearing, the connection of bearing left side is equipped with scrapes the flitch. Compared with the prior art, the utility model has the advantages that: the silicon carbon fine particle material can be tiled on the upper side of the discharging plate, the discharging plate and the inside of the heat treatment box body are heated through the heating wire, so that the silicon carbon fine particle material is heated more fully, and the silicon carbon fine particle material is piled on one side of the feeding hole through the scraping plate to be collected.
Description
Technical Field
The utility model relates to the technical field of lithium battery anode materials, in particular to a heat treatment device for producing a silicon-carbon composite anode.
Background
At present, the lithium battery is widely applied to the fields of electronic products, automobile industry, energy storage materials and the like as a high-efficiency and environment-friendly new energy source. However, as lithium electronics are increasingly used, so too is the demand for lithium batteries. Most of the current lithium ion batteries are made of graphite cathode materials, and the theoretical specific capacity of the graphite cathode materials is 372mAh/g, so that the current requirements of the lithium ion batteries cannot be met. The theoretical capacity of the silicon anode material reaches 4200mAh/g, and the silicon anode material has better chemical inertia and wide sources, so that the silicon anode material becomes a better choice for replacing the traditional graphite anode material.
When the silicon-carbon composite negative electrode is produced, the silicon-carbon fine particle materials are required to be subjected to heat treatment, the existing heat treatment equipment is used for directly placing the silicon-carbon fine particle materials into a heating furnace for heating, the heating is uneven, the heating effect is poor, and the silicon-carbon fine particle materials after heat treatment are inconvenient to collect.
Disclosure of Invention
The utility model provides a heat treatment device for producing a silicon-carbon composite negative electrode, which comprises a heat treatment box body, wherein a rotating shaft penetrates through the center of the upper side wall of the heat treatment box body and is connected with the center of the upper side wall of the heat treatment box body, a mounting frame is connected with the upper side of the heat treatment box body, a motor for driving the rotating shaft is connected with the upper side of the mounting frame, two groups of round frame bodies are connected with the inner side part of the heat treatment box body through the rotating shaft, a discharging plate is arranged in the round frame body, a plurality of groups of heating boxes are uniformly connected with the lower side of the discharging plate, a plurality of groups of heating wires are arranged in the heating boxes, two groups of electric telescopic rods are connected between the lower side of the discharging plate and the bottom of the round frame body, a bearing is connected with the outer side of the rotating shaft and is arranged on the upper side of the bottom of the round frame body, and a scraping plate is connected between the left side part of the bearing and the left side wall of the heat treatment box body.
As an improvement: the heat treatment box body comprises a box body and a heat insulation layer at the inner side.
As an improvement: the left side wall of the heat treatment box body is provided with a feeding port, and a sealing door is connected between the inner side of the feeding port and the heat treatment box body.
As an improvement: and a plurality of groups of through holes are uniformly formed in the lower side wall of the circular frame body.
As an improvement: the rotary shaft is arranged on the outer side of the rotary shaft and is positioned on the upper side wall of the heat treatment box body, a first clamping plate is connected to the upper side wall of the heat treatment box body, a sealing gasket is connected to the lower side of the clamping plate, the lower side of the sealing gasket is in sealing contact with the outer wall of the upper side of the heat treatment box body, a second clamping plate is connected to the outer side of the rotary shaft and is positioned on the lower side of the upper side wall of the heat treatment box body, a plurality of groups of balls are arranged on the upper side of the second clamping plate in a rotary embedding mode, and the upper sides of the balls are respectively in contact with the inner wall of the upper side of the heat treatment box body.
As an improvement: the air pump is arranged at the lower part of the outer wall of one side of the heat treatment box body, the air inlet end of the air pump is connected with a three-way pipe, the other two ends of the three-way pipe are respectively connected with an air inlet pipe, the outer side of the air inlet pipe is connected with a first control valve, the air outlet end of the air pump is connected with an air inlet bent pipe, and the other end of the air inlet bent pipe penetrates into the heat treatment box body and the pipe mouth faces downwards.
As an improvement: the upper part of one side wall of the heat treatment box body is provided with an exhaust pipe in a penetrating connection manner, and the exhaust pipe is provided with a second control valve.
Compared with the prior art, the utility model has the advantages that: the silicon carbon fine particle material can be tiled on the upper sides of the two groups of discharging plates, the discharging plates and the inside of the heat treatment box body are heated through the heating wires in the heating box, so that the silicon carbon fine particle material is heated more fully, when in discharging, the discharging plates are moved to the upper sides of the mounting frames, the discharging plates are driven to rotate through the motor and the rotating shaft, and the silicon carbon fine particle material is accumulated on one side of the feeding port through the scraping plates for collection.
Drawings
FIG. 1 is a schematic diagram of a heat treatment device for producing a silicon-carbon composite negative electrode;
FIG. 2 is a schematic diagram of the lower side structure of a discharging plate of the heat treatment device for producing the silicon-carbon composite negative electrode;
FIG. 3 is a schematic view showing the internal structure of a heating box of a heat treatment device for producing a silicon-carbon composite negative electrode;
reference numeral control table:
1. a heat treatment tank; 2. a feed inlet; 3. sealing the door; 4. a rotating shaft; 5. a mounting frame; 6. a motor; 7. a clamping plate I; 8. a clamping plate II; 9. a sealing gasket; 10. a ball; 11. a circular frame; 12. a discharging plate; 13. an electric telescopic rod; 14. a heating box; 15. a heating wire; 16. a bearing; 17. a scraping plate; 18. a through hole; 19. an air pump; 20. a three-way pipe; 21. an air inlet pipe; 22. a first control valve; 23. an air inlet elbow; 24. an exhaust pipe; 25. and a second control valve.
Detailed Description
Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings.
As shown in fig. 1-3, a heat treatment device for producing silicon-carbon composite negative electrode comprises a heat treatment box body 1, a feed inlet 2 is arranged on the left side wall of the heat treatment box body 1, a sealing door 3 is connected between the inner side of the feed inlet 2 and the heat treatment box body 1, a rotating shaft 4 is arranged at the center of the upper side wall of the heat treatment box body 1 in a penetrating way, a mounting frame 5 is connected on the upper side of the heat treatment box body 1, a motor 6 for driving the rotating shaft 4 is connected on the upper side of the mounting frame 5, two groups of round frame bodies 11 are connected and arranged on the inner side part of the heat treatment box body 1 of the rotating shaft 4, a discharging plate 12 is arranged in the round frame bodies 11, a plurality of groups of heating boxes 14 are uniformly connected and arranged on the lower side of the discharging plate 12, a plurality of groups of heating wires 15 are arranged in the heating boxes 14, two groups of electric telescopic rods 13 are connected and arranged between the lower side of the discharging plate 12 and the bottom of the round frame bodies 11, the bearing 16 is connected and arranged on the outer side of the rotating shaft 4 and positioned on the upper side of the bottom of the round frame body 11, the scraping plate 17 is connected and arranged between the upper side part of the bearing 16 and the left side wall of the round frame body 11, the motor 6 is started, the motor 6 drives the driving rotating shaft 4 to rotate, the driving rotating shaft 4 drives the round frame body 11 and the discharging plate 12 to rotate slowly, the electric telescopic rod 13 drives the discharging plate 12 to move downwards into the round frame body 11, the silicon carbon fine particle material is tiled on the upper side of the discharging plate 12 through the feeding hole 2, the silicon carbon fine particle material is prevented from falling through the side wall of the round frame body 11, the motor 6 is closed, the heating wires 15 in the multi-group heating boxes 14 are started, the discharging plate 12 is heated through the heating wires 15, the lower side wall of the round frame body 11 is uniformly provided with the multi-group through holes 18, so that heat can be discharged into the heat treatment box body 1, the instant heating of the silicon-carbon fine particle material is more sufficient.
The utility model discloses a heat treatment box, including heat treatment box 1, pivot 4, splint, sealing pad 9 downside and heat treatment box 1 upside outer wall sealing contact, pivot 4 outside and be located heat treatment box 1 upside outer wall connection and be equipped with splint two 8, splint two 8 upside rotation embedding is equipped with multiunit ball 10, multiunit ball 10 upside contacts with heat treatment box 1 upside inner wall respectively, installs pivot 4 on heat treatment box 1 side wall through splint one 7 and splint two 8, and when pivot 4 rotated, sealed through sealing pad 9 to pivot 4 and heat treatment box 1 upper side wall rotation junction, prevent that gas from spilling, reduce the frictional force between splint two 8 and the heat treatment box 1 upper side wall through multiunit ball 10.
The heat treatment box body 1 comprises a box body 1.1 and a heat insulation layer 1.2 which are arranged on the inner side, and the heat insulation layer 1.2 prevents workers from being scalded when contacting the heat treatment box body 1, so that the sealing gasket 9 is prevented from being damaged by high temperature.
The air pump 19 is connected to the outer wall lower part of one side of the heat treatment box body 1, the three-way pipe 20 is connected and arranged at the air inlet end of the air pump 19, the air inlet pipes 21 are respectively connected and arranged at the other two ends of the three-way pipe 20, the first control valve 22 is connected and arranged at the outer side of the air inlet pipe 21, the air inlet elbow pipe 23 is connected and arranged at the air outlet end of the air pump 19, the exhaust pipe 24 is arranged at the upper part of one side wall of the heat treatment box body 1 in a penetrating and connecting way, and the second control valve 25 is arranged on the exhaust pipe 24. Inert gas is sent to the inside of the heat treatment tank 1 through one set of gas inlet pipes 21, air in the inside of the heat treatment tank 1 is discharged through an exhaust pipe 24, then one set of control valves one 22 and two control valves two 25 are closed, the other set of control valves one 22 is opened, and reaction gas is sent to the inside of the heat treatment tank 1 through the other set of gas inlet pipes 21.
The other end of the air inlet elbow pipe 23 penetrates into the heat treatment box body 1 and the pipe orifice is downward, so that the air inlet elbow pipe 23 is prevented from blowing to the round frame body 11 when in air inlet, and the silicon-carbon fine particle materials are blown up and fly.
The above description is illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, but is to be accorded the full scope of the claims.
Claims (7)
1. The utility model provides a silicon carbon is heat treatment device for production of compound negative pole, includes heat treatment box (1), its characterized in that: the utility model discloses a thermal treatment box, including thermal treatment box (1), heating box (12), connecting and be equipped with pivot (4) in lateral wall center department on thermal treatment box (1), thermal treatment box (1) upside connection is equipped with installing frame (5), installing frame (5) upside connection is equipped with motor (6) of drive pivot (4), pivot (4) are located thermal treatment box (1) inboard part connection and are equipped with two sets of circular framework (11), circular framework (11) inside is equipped with blowing board (12), blowing board (12) downside evenly connects and is equipped with multiunit heating box (14), heating box (14) internally mounted is equipped with multiunit heater strip (15), be connected between blowing board (12) downside and circular framework (11) bottom and be equipped with two sets of electric telescopic handle (13), pivot (4) outside and be located circular framework (11) bottom upside connection and be equipped with bearing (16), be located and be connected between circular framework (11) upside and thermal treatment box (1) left side wall and be equipped with scraper plate (17).
2. The heat treatment device for producing a silicon-carbon composite anode according to claim 1, wherein: the heat treatment box body (1) comprises a box body (1.1) on the inner side and a heat insulation layer (1.2).
3. The heat treatment device for producing a silicon-carbon composite anode according to claim 1, wherein: the left side wall of the heat treatment box body (1) is provided with a feed inlet (2), and a sealing door (3) is connected between the inner side of the feed inlet (2) and the heat treatment box body (1).
4. The heat treatment device for producing a silicon-carbon composite anode according to claim 1, wherein: a plurality of groups of through holes (18) are uniformly formed in the lower side wall of the circular frame body (11).
5. The heat treatment device for producing a silicon-carbon composite anode according to claim 1, wherein: the utility model discloses a thermal treatment box, including pivot (4), thermal treatment box (1), sealing washer (9), pivot (4), multiunit ball (10) are equipped with in the connection of pivot (4) outside and being located thermal treatment box (1) upper side wall upside, sealing washer (9) downside and thermal treatment box (1) upside outer wall sealing contact, pivot (4) outside and be located thermal treatment box (1) upper side wall downside and be connected and be equipped with splint two (8), splint two (8) upside rotation embedding is equipped with multiunit ball (10), multiunit ball (10) upside contacts with thermal treatment box (1) upside inner wall respectively.
6. The heat treatment device for producing a silicon-carbon composite anode according to claim 1, wherein: the utility model discloses a heat treatment box, including heat treatment box (1), air pump (19), three-way pipe (20) are equipped with in connection of air pump (19) air inlet end, three-way pipe (20) are equipped with intake pipe (21) in connection respectively at both ends in addition, intake pipe (21) outside connection is equipped with control valve one (22), air pump (19) exhaust end connection is equipped with air inlet elbow (23), air inlet elbow (23) other end wears to inside and the mouth of pipe down of heat treatment box (1).
7. The heat treatment device for producing a silicon-carbon composite anode according to claim 1, wherein: an exhaust pipe (24) is arranged on the upper portion of one side wall of the heat treatment box body (1) in a penetrating mode, and a control valve II (25) is arranged on the exhaust pipe (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321357388.1U CN220021166U (en) | 2023-05-31 | 2023-05-31 | Heat treatment device for producing silicon-carbon composite negative electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321357388.1U CN220021166U (en) | 2023-05-31 | 2023-05-31 | Heat treatment device for producing silicon-carbon composite negative electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220021166U true CN220021166U (en) | 2023-11-14 |
Family
ID=88672281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321357388.1U Active CN220021166U (en) | 2023-05-31 | 2023-05-31 | Heat treatment device for producing silicon-carbon composite negative electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220021166U (en) |
-
2023
- 2023-05-31 CN CN202321357388.1U patent/CN220021166U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109216685A (en) | Rice hulls prepare lithium ion battery silicon-carbon negative pole material melten salt electriochemistry method | |
| CN220021166U (en) | Heat treatment device for producing silicon-carbon composite negative electrode | |
| CN109686941A (en) | A method of preparing lithium-ion-power cell silicon-carbon cathode material | |
| CN215002713U (en) | Lithium battery drying device | |
| CN111649568A (en) | A dewatering drying device for lithium cell production line | |
| CN212481928U (en) | Lithium battery drying box | |
| CN214009715U (en) | Copper-iron alloy powder drying device | |
| CN212915374U (en) | Lithium cell silicon carbon negative electrode material cladding device | |
| CN211425166U (en) | Waste heat recovery utilizes device for polydextrose production | |
| CN114156465A (en) | Electrochemistry-based heat control type nickel lithium oxide material reaction device | |
| CN220420608U (en) | Film forming device for silicon-carbon composite negative electrode production | |
| CN217035721U (en) | High-conductivity low-cost battery manufacturing device | |
| CN206387202U (en) | A kind of blowing-type microwave drier | |
| CN221427835U (en) | Heat radiation structure of power lithium battery | |
| CN215638239U (en) | Quick cooling device of lithium cell electricity core thick liquids | |
| CN218034204U (en) | Drying equipment for lithium battery pack | |
| CN213949976U (en) | Material conveying equipment for producing positive and negative electrode materials | |
| CN220119851U (en) | Integrated cover structure and graphitizing kiln | |
| CN113193197B (en) | Preparation method of lithium iron phosphate additive for cathode material of commercial lithium battery | |
| CN108224935A (en) | Lithium ion battery powder high-temperature vacuum drying equipment and drying means | |
| CN218495908U (en) | NMP retrieves and uses waste heat recovery device again | |
| CN218523921U (en) | Atmosphere furnace with heat energy utilization mechanism | |
| CN217541364U (en) | Baked brick adobe drying device | |
| CN212215344U (en) | Lithium battery anode material powder mixing device | |
| CN107134579A (en) | A kind of preparation method of carbon material for positive conductive agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |