CN206188398U - Production lithium cell anode material's lengthwise graphitization furnace - Google Patents
Production lithium cell anode material's lengthwise graphitization furnace Download PDFInfo
- Publication number
- CN206188398U CN206188398U CN201621233493.4U CN201621233493U CN206188398U CN 206188398 U CN206188398 U CN 206188398U CN 201621233493 U CN201621233493 U CN 201621233493U CN 206188398 U CN206188398 U CN 206188398U
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- Prior art keywords
- crucible
- lithium cell
- plate
- slot
- baffle
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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
Abstract
The utility model provides a production lithium cell anode material's lengthwise graphitization furnace, its characterized in that, include: brickwork, furnace body and furnace body both ends just, negative conductance electricity electrode, the furnace body bottom is provided with a set of slot, and it is fixed with the enhancement baffle to peg graft in the slot, strengthening the baffle section and be the I type, both ends symmetry respectively are provided with a pair of slot, strengthen the baffle and pass through the slot interlock with a plurality of picture pegs and link up the formation crucible, between the adjacent crucible total enhancement baffle as crucible side wall, the crucible still includes crucible bottom plate and crucible apron. Graphitizing furnace has increased the utilization efficiency of graphite crucible container, passes through slot interlock linking through enhancement baffle and picture peg and forms the crucible, provides the many places strong point and has cushioned the yardstick, improves the mechanical properties of crucible, and simultaneously, detachable construction can replace after making monolithic picture peg or enhancement baffle damage, and reduction in production cost improves enterprise economic benefit.
Description
Technical field
The utility model is related to a kind of graphitizing furnace, more particularly to a kind of concatenation graphite for producing lithium cell cathode material
Change stove.
Background technology
Graphite is good due to conductive energy, and crystallinity is high, the good characteristic such as two-dimensional layered structure, is especially suitable for Li ions
Embedding people, abjection, the coefficient of expansion is small during charging, discharging electric batteries, safe, causes graphite-like lithium cell cathode material to obtain
It is existing mainly to have native graphite (Natural Graphite) NG, Delanium to extensive research, promotion and application
(Artifical Graphite) AG and composite graphite (Composite Graphite) three major types graphite-like lithium ion battery anode material
Material, have that specific discharge capacity high, cycle performance are superior, charge-discharge property is excellent due to graphite-like lithium cell cathode material,
Security performance is protruded and the superior function such as stable and controllable for quality, and more than 90% is up in lithium cell cathode material consumption accounting.Stone
Black class negative material obtained with standard body by early stage treatment such as air-flow crushing, spheroidization, the treatment of surface parcel, charings and
After the semi-finished product of size distribution, it is required for being heat-treated through 2800 DEG C of high temperature above by special graphitizing furnace, so that
The chemical properties such as its capacity, multiplying power, cycle performance obtain perfect condition.Container is all using graphite material in graphitizing process
Matter, as zero short time of electric current rises to hundreds of thousands ampere, temperature steeply rises, and the requirement of mechanical strength to material is high.
Existing graphitizing furnace as shown in Figure 1 is mostly using cylindrical crucible conduction mainly by crucible contact point and resistance material
Conduction, resistance is big, and electric power feeding time is long, and thermal diffusion is serious, causes efficiency of utilization low, it is therefore desirable to existing graphitizing furnace knot
Structure is improved.
Utility model content
To solve above-mentioned problem, the purpose of this utility model is that offer is a kind of produces lithium cell cathode material
Cascade graphitizing furnaces.The cascade graphitizing furnaces of the production lithium cell cathode material, increased graphite crucible container utilizes effect
Rate, is connected to form crucible with plate by strengthening dividing plate by groove engagement, there is provided many places strong point and buffering yardstick, improves
The mechanical performance of crucible, meanwhile, demountable structure causes monolithic plate or strengthens replaceable after dividing plate is damaged, and reduction is produced into
This, improves Business Economic Benefit.
To reach above-mentioned purpose, the technical solution of the utility model is:
The cascade graphitizing furnaces of lithium cell cathode material are produced, including:The positive and negative conduction at furnace wall, body of heater and body of heater two ends
Electrode, the bottom of furnace body is provided with a group slot, and grafting is fixed with reinforcement dividing plate in slot, and the reinforcement dividing plate section is I
Type, two ends are respectively symmetrically and are provided with a pair of grooves, strengthen dividing plate and are connected to form crucible by groove engagement with some plates, adjacent
Crucible between have strengthen dividing plate as crucible wall, the crucible also include crucible bottom plate and crucible cover plate.The graphite
Change the utilization ratio that stove increased graphite crucible container, be connected to form crucible by groove engagement with plate by strengthening dividing plate,
There is provided many places strong point and buffering yardstick, the mechanical performance of crucible is improved, meanwhile, demountable structure causes monolithic plate or adds
Strong dividing plate is replaceable after damaging, and reduces production cost, improves Business Economic Benefit.
Further, the crucible is rectangle or square.The electric conductivity for making crucible is greatly promoted, power transmission resistance is small, is sent
The electric time is short, and the thermal efficiency is high, and economic recyclability can be strong.
Further, the crucible middle part is provided with and strengthens the orthogonal supporting plate of dividing plate.Further improve crucible
Mechanical strength.
Further, the plate is made with dividing plate is strengthened by graphite.
Further, the plate is also coated with SiC coatings with baffle surface is strengthened.Enhancing crucible hardness, improves crucible
Surface oxidation-resistant ability is strong, extends pot life.
The beneficial effects of the utility model are:
A kind of cascade graphitizing furnaces for producing lithium cell cathode material described in the utility model, the graphitizing furnace increases
The utilization ratio of graphite crucible container, is connected to form crucible, there is provided many with plate by strengthening dividing plate by groove engagement
Place's strong point and buffering yardstick, improve the mechanical performance of crucible, meanwhile, demountable structure causes that monolithic plate or reinforcement dividing plate are damaged
It is replaceable after bad, production cost is reduced, improve Business Economic Benefit.
Brief description of the drawings
Fig. 1 is the structural representation of existing graphitizing furnace.
Fig. 2 is a kind of structural representation of cascade graphitizing furnaces for producing lithium cell cathode material provided by the utility model
Figure.
Wherein:1 is furnace wall, and 2 is body of heater, and 3 is positive conductive electrode, and 4 is negative conductive electrode, and 5 to strengthen dividing plate, and 6 is groove,
7 is plate, and 8 is crucible, and 9 is supporting plate.
Specific embodiment
Referring to Fig. 2, Fig. 2 is a kind of cascade graphitizing furnaces for producing lithium cell cathode material described in the utility model, bag
Include:The positive and negative conductive electrode 3,4 at furnace wall 1, body of heater 2 and body of heater two ends, the bottom of the stove 2 is provided with a group slot, slot interpolation
Connect and be fixed with reinforcement dividing plate 5, the reinforcement dividing plate 5 is I types, and two ends are respectively symmetrically and are provided with a pair of grooves 6, strengthen dividing plate 5 with
Some plates 7 are connected to form crucible 8 by groove engagement, are had between adjacent crucible 8 and strengthen dividing plate 5 as crucible wall,
The crucible 8 also includes crucible bottom plate and crucible cover plate.
Further, the crucible 8 is rectangle or square.
Further, the middle part of the crucible 8 is provided with and strengthens the orthogonal supporting plate 9 of dividing plate 5.
Further, the plate 7 is made with dividing plate 5 is strengthened by graphite.
Further, the plate 7 is also coated with SiC coatings with the surface of dividing plate 5 is strengthened.
The cascade graphitizing furnaces volumetric ratio lifting of the production lithium cell cathode material is obvious, in same type of furnace equipment, adopts
Dischargeable capacity with Fig. 1 technique crucibles is 46.12m3, and uses the detachable crucible dischargeable capacitys of Fig. 2 for 56.32m3, volume
Lifting 21.92%, is equal in same equipment by the transformation and upgrade of container, unit shove charge tonnage is lifted compared to original basis
21.92%。
Additionally, technological parameter R=negative material weight:Crucible weight;By 0.62 in original Fig. 1:1 is promoted to 1.12:1,
Actual original charge cask lifting ratio is up to 80.65% on year-on-year basis on the basis of equivalent devices, makes to be originally used for heating crucible device
The useless power consumption of wall and resistance material, makes 80.65% idle work become useful work, significantly by the improvement of charge cask
The utilization ratio of electric energy is improved, increases economic benefit.
Cylinder crucible before improving, loss is high, and crackle, damaged difficult recycling occurs in crucible;And resistance is big, electric power feeding time
Long, thermal diffusion is serious, causes efficiency of utilization low;The graphitizing furnace electric conductivity is greatly promoted, power transmission resistance is small, during power transmission
Between it is short, the thermal efficiency is high, and economic recyclability can be strong, increased the utilization ratio of graphite crucible container;By strengthening dividing plate and inserting
Plate is connected to form crucible by groove engagement, there is provided many places strong point and buffering yardstick, improves the mechanical performance of crucible, together
When, demountable structure causes monolithic plate or strengthens replaceable after dividing plate is damaged, and reduces production cost, improves business economic effect
Benefit.
It should be noted that above example is only used to illustrate the technical solution of the utility model and unrestricted.Although ginseng
The utility model has been described in detail according to preferred embodiment, it will be understood by those within the art that, can be to reality
Modified with new technical scheme or equivalent, without deviating from the scope of technical solutions of the utility model, it all should
Cover in right of the present utility model.
Claims (5)
1. the cascade graphitizing furnaces of lithium cell cathode material are produced, it is characterised in that including:Furnace wall, body of heater and body of heater two ends
Positive and negative conductive electrode, the bottom of furnace body is provided with a group slot, and grafting is fixed with reinforcement dividing plate in slot, the reinforcement every
Plate section is I types, and two ends are respectively symmetrically and are provided with a pair of grooves, strengthens dividing plate and is connected to be formed by groove engagement with some plates
Crucible, has between adjacent crucible and strengthens dividing plate as crucible wall, and the crucible also includes crucible bottom plate and crucible cover plate.
2. it is according to claim 1 production lithium cell cathode material cascade graphitizing furnaces, it is characterised in that the crucible
It is rectangle or square.
3. it is according to claim 1 production lithium cell cathode material cascade graphitizing furnaces, it is characterised in that the crucible
Middle part is provided with and strengthens the orthogonal supporting plate of dividing plate.
4. it is according to claim 1 production lithium cell cathode material cascade graphitizing furnaces, it is characterised in that the plate
It is made by graphite with dividing plate is strengthened.
5. it is according to claim 4 production lithium cell cathode material cascade graphitizing furnaces, it is characterised in that the plate
SiC coatings are also coated with baffle surface is strengthened.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621233493.4U CN206188398U (en) | 2016-11-17 | 2016-11-17 | Production lithium cell anode material's lengthwise graphitization furnace |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621233493.4U CN206188398U (en) | 2016-11-17 | 2016-11-17 | Production lithium cell anode material's lengthwise graphitization furnace |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206188398U true CN206188398U (en) | 2017-05-24 |
Family
ID=58725924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621233493.4U Expired - Fee Related CN206188398U (en) | 2016-11-17 | 2016-11-17 | Production lithium cell anode material's lengthwise graphitization furnace |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206188398U (en) |
-
2016
- 2016-11-17 CN CN201621233493.4U patent/CN206188398U/en not_active Expired - Fee Related
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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: 20170524 Termination date: 20201117 |