CN205933244U - Continuous graphitizing furnace of battery anode material - Google Patents
Continuous graphitizing furnace of battery anode material Download PDFInfo
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- CN205933244U CN205933244U CN201620797250.7U CN201620797250U CN205933244U CN 205933244 U CN205933244 U CN 205933244U CN 201620797250 U CN201620797250 U CN 201620797250U CN 205933244 U CN205933244 U CN 205933244U
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- expects pipe
- temperature heating
- negative electrode
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Abstract
The utility model provides a continuous graphitizing furnace of battery anode material, the utility model relates to a graphitizing furnace, the induction cooker comprises a cooker bod, the furnace body is inside to have the high temperature heating district and insulates against heat insulated zoon, the high temperature heating district becomes with the vertical tube bank group that sets up in the resistance material at the inside resistance material of furnace body by loading, thermal -insulated insulated zoon constitutes in order to distinguish the thermal -insulated heat insulation material who surrounds all around with high temperature heating around the furnace body is inside by loading, be provided with on the furnace body and be used for distinguishing the heating electrode who carries out the electrical heating to high temperature heating, treat that treatment material respectively expects intraductally by the furnace roof from constituteing each material pipe upper end joining of restraining the crowd, it utilizes through the heat of resistance material and pipe wall conduction and outside managing lower extreme discharge stove from the material after accomplishing the graphitization. This graphitizing furnace can carry out serialization production to needs high temperature graphitized carbon material, has saved the energy consumption greatly to production efficiency has been improved.
Description
Technical field
This utility model is related to a kind of graphitizing furnace and in particular to a kind of cell negative electrode material continuous graphitizing furnace.
Background technology
At present, the domestic crucial production link graphitization process to negative electrode battery material, string stone within being still substantially
Mo Hualu and acheson furnace mode are carried out.Also the small boiler heating using graphite heater is had to be produced, but
Because of production capacity small difficult to form large-scale production, can only be existed in test chamber mode.Using inner string graphitization stove and Acheson's stone
The production technology of inkization stove mode, distinguishing it from application aspect can only be that batch (-type) borrows furnace technology, rather than battery cathode
Powder produces special graphitization production technology.Although the both the above type of furnace also can produce qualified battery cathode powder,
Because being batch production pattern, most of electric energy is used for from room temperature to the intensification of critical point temperature section, and energy resource consumption is excessive,
And procedure connection is poor in production process, also the unstable factor such as cause batch mixing, be contaminated because taking on stove poor working environment simultaneously
More.Therefore, carbonaceous semifinished material seriality is carried out high temperature process and be allowed to graphitization（Lattice transformation is graphite material）
It is to ensure that the stay-in-grade important means of cell negative electrode material.
Utility model content
The purpose of this utility model is to provide a kind of cell negative electrode material continuous graphitizing furnace, and it can be to the high fire stons of needs
The carbon material of inkization carries out continuous prodution.
For achieving the above object, the technical solution of the utility model is：A kind of cell negative electrode material continuous graphitizing furnace, bag
Include body of heater, furnace interior has high-temperature heating area and heat-insulation and heat-preservation area, and high-temperature heating area is by the resistance material being seated in furnace interior
With the tube bank group composition being vertically arranged in resistance material, heat-insulation and heat-preservation area is by being seated in furnace interior surrounding with by high-temperature heating area
The heat-insulation and heat-preservation material that surrounding is surrounded is constituted, and body of heater is provided with the heating electrode for being electrically heated to high-temperature heating area, treats
Process material and add in each expects pipe by furnace roof from each expects pipe upper end forming tube bank group, it is using through resistance material and tube wall conduction
Heat and discharge out of the furnace from expects pipe lower end after completing graphitization.
Further, the cross section in described high-temperature heating area is rectangle, and each expects pipe is arranged in resistance material with array way.
The cross section of described body of heater is rectangle.
Described body of heater inner bottom part is provided with multiple discharging channels, and each discharging channel is corresponding with the expects pipe lower end of corresponding column or row,
Material is released by the material-pulling device that each discharging channel is arranged by its one end from its other end.
Described body of heater top is provided with multiple feeding devices, and each feeding device all includes horizontal material-pulling device and material pressing device,
Horizontal material-pulling device is used for material base is pushed into the corresponding position in expects pipe upper end of corresponding column or row, and material pressing device passes through its localization machine
The material base being pushed into relevant position is positioned by structure, and is pressed downward to each material base in corresponding expects pipe by its feeding pressure mechanism.
Described heating electrode be vertically provided with multigroup, every group heating electrode by the multipair heating positioned at same level
Electrode forms, and each pair heats the anelectrode of electrode and negative electrode is respectively arranged at two short rectangular edges places in high-temperature heating area
End.
Described high-temperature heating area in the vertical direction is divided into preheating section, high temperature graphitization section and cooling from top to bottom
Section, the region that one group of heating electrode of highest is crossed over up and down with minimum one group heating electrode is relative with high temperature graphitization section
Should.
The cross sectional shape of described expects pipe is circle.
Beneficial effect：
This graphitizing furnace arranges expects pipe tube bank group in the resistance material in high-temperature heating area, and treating material is from each expects pipe of furnace roof
Upper end add in each expects pipe, and complete after graphitization from each expects pipe of furnace bottom using the heat of resistance material and the conduction of expects pipe tube wall
End discharges out of the furnace.So, in material graphitization technique, expects pipe, resistance material and insulation material all no longer blowing outs in stove, it is in stable
Working condition, only in pipe material constantly new and old replacement, flowing it is achieved that stove serialization run, produce, greatly save
Energy consumption, and improve production efficiency.
Preheating section, high temperature graphitization section and cooling section is defined from top to bottom, material adds in pipe from furnace roof, successively in stove
Complete the transition from charcoal to graphite through the process such as preheating, middle temperature, high temperature, graphitization, cooling, finally discharge through height from furnace bottom
Material after the processing of warm graphitization is it is achieved that effectively utilizes to furnace heat, and achieves that material is stable, constantly industrialization
Big production.
The cross section in high-temperature heating area is set to rectangle, and each expects pipe is arranged in resistance material with array way.So, exist
After the heating electrifying electrodes at high-temperature heating area two ends, high temperature graphitization（3000 DEG C about）During same level heating aspect
Operative temperature gradient very little（‹50℃）, highly uniform by the material physical and chemical index of high temperature graphitization, thus eliminating material product
The uneven phenomenon of matter, can be used as the base stock of high-grade cell negative electrode material.
By multigroup heating electrode of setting on vertical direction, it is capable of the progressively temperature lifting to internal carbon material
Process, then coordinate input and output material speed and temperature measuring equipment, it is capable of the accurate control to carbon raw materials high temperature graphitization process, adjust
Whole input and output material speed can control graphitization time, adjust electric current density in conjunction with temperature measuring equipment and voltage swing can control graphite
Change temperature.Select electric current, the voltage being suitable for by graphitization technique requirement, may correspond to the graphitization of variety classes carbon raw materials,
Such as：Professional production graphitization anthracite, professional production graphitization Behavior of High-sulfur Petroleum Coke, professional production graphitization matter carburetant, specialty is raw
Produce graphitization petroleum coke etc..
Brief description
Fig. 1 is the overlooking the structure diagram of this continuous graphitization furnace apparatus；
Fig. 2 is the main view cross-sectional view of this continuous graphitizing furnace；
Fig. 3 is the A-A cross-sectional view in Fig. 2；
Fig. 4 is the B-B cross-sectional view in Fig. 2；
In figure is labeled as：1st, furnace shell, 2, stove tail furnace wall, 3, array tube bank group, 4, heating electrode, 5, temperature measuring equipment,
6th, material pressing device, 7, upper level material-pulling device, 8, resistance material, 9, heat-insulation and heat-preservation material, 10, body of heater longitudinal direction furnace wall, 11, bottom water
Flat material-pulling device, 12, deadweight flap valve, 13, heatproof aggregate bin, 14, conveying worm, 15, the secondary aggregate bin of rustless steel, 16,
Discharging channel.
Specific embodiment
As illustrated, a kind of cell negative electrode material continuous graphitizing furnace, including body of heater, body of heater has the furnace shell of steel construction
1 and the refractory lining as furnace wall, furnace interior has high-temperature heating area and heat-insulation and heat-preservation area, and high-temperature heating area is by loading
In resistance material 8 and the tube bank group composition being vertically arranged in resistance material 8 of furnace interior, heat-insulation and heat-preservation area is by being seated in body of heater
Portion's surrounding is constituted with the heat-insulation and heat-preservation material 9 surrounding high-temperature heating area surrounding, and heat-insulation and heat-preservation material 9 is used for reducing high-temperature heating area
The furnace wall of the lost and protection furnace shell 1 of heat, body of heater is provided with the heating electricity for being electrically heated to high-temperature heating area
Pole 4, treating material adds in each expects pipe by furnace roof from each expects pipe upper end forming tube bank group, and it is using through resistance material and pipe
The heat of wall conduction and discharge out of the furnace from expects pipe lower end after completing graphitization.
For ease of being electrically heated to high-temperature heating area, the cross section in described high-temperature heating area is rectangle, preferably flat square
Shape, the cross section of body of heater is also set to rectangle, and each expects pipe is arranged in resistance material with array way, forms array tube bank group 3, material
The cross sectional shape of pipe is circle, and its material is carbon matter.So, when the anelectrode of heating electrode 4 and negative electrode are respectively provided with
When the both ends in high-temperature heating area, can be in the same aspect in high-temperature heating area（I.e. same level）The uniform temperature of interior formation
, make highly uniform by the material physical and chemical index of high temperature graphitization, eliminate the uneven phenomenon of material quality.Wherein, heat
Electrode 4 is arranged on the burner and stove tail at body of heater both ends.On body of heater, the both sides in high-temperature heating area are provided with multiple temperature measuring equipments
5, to detect the temperature of high-temperature heating area zones of different.
Further, heating electrode 4 be vertically provided with multigroup, every group heating electrode 4 by positioned at same level
Multipair heating electrode composition, each pair heats the anelectrode of electrode and negative electrode is respectively arranged at two short rectangles in high-temperature heating area
Side place end.Wherein, outermost two short to the heating electrode tip of electrode and high-temperature heating area in same group of heating electrode 4
The two ends of rectangular edges correspond to, and in every group of heating electrode 4, the number of the heating electrode of setting should be beneficial to the same heating in high-temperature heating area
Form uniform temperature field in aspect.
Described high-temperature heating area in the vertical direction is divided into preheating section, high temperature graphitization section and cooling from top to bottom
Section, the region that one group of heating electrode of highest is crossed over up and down with minimum one group heating electrode is relative with high temperature graphitization section
Should.Wherein, preheating section is using the waste heat that the heat of high temperature graphitization section conducts upwards, the material in expects pipe to be heated.Logical
Cross the heating electrode 4 that multigroup superposition is set, be capable of the progressively temperature lifting process to pipe inside carbon material, then coordinate into
Discharging speed and temperature measuring equipment 5 are capable of the accurate control to carbon raw materials high temperature graphitization process, adjust input and output material speed
Graphitization time can be controlled.Define preheating section, high temperature graphitization section and cooling section in stove from top to bottom, material from furnace roof plus
Enter pipe in, the processes such as preheating, middle temperature, high temperature, graphitization, cooling that sequentially pass through complete the transition from charcoal to graphite, finally from
Furnace bottom discharges the material after high temperature graphitization processing it is achieved that effectively utilizes to furnace heat, and achieve material stable,
Constantly industrialized great production.
For the expects pipe tube bank group of array distribution, continuously produce for ease of implementing industrialization, be provided with corresponding charging dress
Put and discharge device.It is provided with multiple feeding devices at body of heater top, each feeding device is used for 1 ~ 3 corresponding row or column
Expects pipe charging, each feeding device all includes upper level material-pulling device 7 and material pressing device 6, and upper level material-pulling device 7 is used for
Material base is pushed into the corresponding position in expects pipe upper end of corresponding column or row（One expects pipe corresponds to a material base）, material pressing device 6 passes through
The material base being pushed into relevant position is positioned by its detent mechanism, and by its feeding pressure mechanism, each material base is pressed downward to corresponding expects pipe
Interior, thus completing to feed.
It is provided with multiple discharging channels 16 in body of heater inner bottom part, discharging channel 16 can be horizontally disposed with, each discharging channel 16 and phase
The expects pipe lower end answering column or row corresponds to, and the material in the expects pipe of corresponding column or row drains in corresponding discharging channel 16, respectively
Material is released by the lower horizontal material-pulling device 11 that discharging channel 16 is arranged by its one end from its other end.The row of discharging channel
Material end setting deadweight flap valve 12, deadweight flap valve 12 leans on when no expecting self gravitation to close discharge gate, stops outside air
Enter each expects pipe；When there being material to promote, pushed open by material and carry out discharge.Discharging channel 16 is located at furnace interior, its exhaust end phase
It is connected to discharge channel, this discharge channel is connected with the device for discharging outside body of heater.Device for discharging includes heatproof aggregate bin 13, heatproof
Material in aggregate bin 13 delivers to the secondary aggregate bin of rustless steel 15 by conveying worm 14.
Claims (8)
1. a kind of cell negative electrode material continuous graphitizing furnace, including body of heater, furnace interior has high-temperature heating area and heat-insulation and heat-preservation
Area it is characterised in that：High-temperature heating area is by the resistance material being seated in furnace interior and the tube bank group being vertically arranged in resistance material
Composition, heat-insulation and heat-preservation area is made up of the heat-insulation and heat-preservation material being seated in furnace interior surrounding to surround high-temperature heating area surrounding, stove
Heating electrode for being electrically heated to high-temperature heating area is provided with body, treating material is by furnace roof from forming tube bank group
Each expects pipe upper end adds in each expects pipe, and it completes after graphitization from expects pipe using the heat through resistance material and tube wall conduction
End discharges out of the furnace.
2. as claimed in claim 1 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：Described high-temperature heating area
Cross section be rectangle, each expects pipe is arranged in resistance material with array way.
3. as claimed in claim 2 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：Described body of heater transversal
Face is rectangle.
4. as claimed in claim 2 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：Described body of heater inner bottom part
It is provided with multiple discharging channels, each discharging channel is corresponding with the expects pipe lower end of corresponding column or row, and each discharging channel is set by its one end
Material is released by the material-pulling device put from its other end.
5. as claimed in claim 2 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：Described body of heater top sets
There are multiple feeding devices, each feeding device all includes horizontal material-pulling device and material pressing device, horizontal material-pulling device is used for material base
It is pushed into the corresponding position in expects pipe upper end of corresponding column or row, material pressing device will be pushed into the material base of relevant position by its detent mechanism
Positioning, and pressed downward to each material base in corresponding expects pipe by its feeding pressure mechanism.
6. as claimed in claim 2 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：Described heating electrode edge
Vertical direction be provided with multigroup, every group heating electrode be made up of the multipair heating electrode positioned at same level, each pair heat electrode
Anelectrode and negative electrode be respectively arranged at two short rectangular edges places end in high-temperature heating area.
7. as claimed in claim 6 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：Described high-temperature heating area
In the vertical direction is divided into preheating section, high temperature graphitization section and cooling section from top to bottom, one group of heating electrode of highest and
The region that low one group of heating both electrode is crossed over up and down is corresponding with high temperature graphitization section.
8. as claimed in claim 1 a kind of cell negative electrode material continuous graphitizing furnace it is characterised in that：The section of described expects pipe
Generally circular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620797250.7U CN205933244U (en) | 2016-07-27 | 2016-07-27 | Continuous graphitizing furnace of battery anode material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620797250.7U CN205933244U (en) | 2016-07-27 | 2016-07-27 | Continuous graphitizing furnace of battery anode material |
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| Publication Number | Publication Date |
|---|---|
| CN205933244U true CN205933244U (en) | 2017-02-08 |
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ID=57927404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620797250.7U Active CN205933244U (en) | 2016-07-27 | 2016-07-27 | Continuous graphitizing furnace of battery anode material |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108545735A (en) * | 2018-06-27 | 2018-09-18 | 湖北红业建材科技开发有限公司 | A kind of turntable continous way graphite tube graphitizing furnace and graphitizing method is carried out to graphite tube |
| CN108662910A (en) * | 2018-05-15 | 2018-10-16 | 邓华强 | The method for forging coal and electric forging coal using graphitization waste heat substitution calcining furnace production Tai Xipu |
| CN111900367A (en) * | 2020-07-22 | 2020-11-06 | 铜仁学院 | Silicon-carbon negative electrode material for lithium ion battery and preparation method thereof |
| CN114514196A (en) * | 2019-09-30 | 2022-05-17 | 元峻有限公司 | Method for producing graphite and vertical graphitization furnace |
| CN114608308A (en) * | 2021-11-19 | 2022-06-10 | 四川金汇能新材料股份有限公司 | Graphitizing furnace |
| WO2023124544A1 (en) * | 2021-12-31 | 2023-07-06 | 贝特瑞新材料集团股份有限公司 | Negative electrode material and preparation method therefor, negative electrode plate, battery, and electrical device |
-
2016
- 2016-07-27 CN CN201620797250.7U patent/CN205933244U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662910A (en) * | 2018-05-15 | 2018-10-16 | 邓华强 | The method for forging coal and electric forging coal using graphitization waste heat substitution calcining furnace production Tai Xipu |
| CN108662910B (en) * | 2018-05-15 | 2020-09-04 | 邓华强 | Method for producing Taixipu calcined coal and electric calcined coal by utilizing graphitized waste heat to replace calcining furnace |
| CN108545735A (en) * | 2018-06-27 | 2018-09-18 | 湖北红业建材科技开发有限公司 | A kind of turntable continous way graphite tube graphitizing furnace and graphitizing method is carried out to graphite tube |
| CN114514196A (en) * | 2019-09-30 | 2022-05-17 | 元峻有限公司 | Method for producing graphite and vertical graphitization furnace |
| CN111900367A (en) * | 2020-07-22 | 2020-11-06 | 铜仁学院 | Silicon-carbon negative electrode material for lithium ion battery and preparation method thereof |
| CN114608308A (en) * | 2021-11-19 | 2022-06-10 | 四川金汇能新材料股份有限公司 | Graphitizing furnace |
| WO2023124544A1 (en) * | 2021-12-31 | 2023-07-06 | 贝特瑞新材料集团股份有限公司 | Negative electrode material and preparation method therefor, negative electrode plate, battery, and electrical device |
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