CN209490826U - A kind of negative electrode material Integral producing apparatus - Google Patents
A kind of negative electrode material Integral producing apparatus Download PDFInfo
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- CN209490826U CN209490826U CN201920136817.XU CN201920136817U CN209490826U CN 209490826 U CN209490826 U CN 209490826U CN 201920136817 U CN201920136817 U CN 201920136817U CN 209490826 U CN209490826 U CN 209490826U
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- carbonization
- encasing
- negative electrode
- electrode material
- producing apparatus
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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 provides a kind of negative electrode material Integral producing apparatus, higher, serious waste of resources which solve prior art production costs and the even technical problem of product uneven heating.It is equipped with mixing system and stirring system, and stirring system is equipped with main shaft and screw rod, and screw rod is located on main shaft；It is additionally provided with encasing system, is granulated carbonization system and cooling system, mixing system, encasing system and granulation carbonization system are arranged on equipment platform, mixing system, encasing system, granulation carbonization system and cooling system are set gradually from top to bottom, stirring system is additionally provided with agitating paddle, and encasing system, granulation carbonization system are equipped with heating system and cooling device.The utility model realizes negative electrode material cladding, is granulated, carbonization integration production, realizes the automation of equipment, can not only save equipment investment, production efficiency is also greatly improved.
Description
Technical field
The utility model relates to high molecular material equipment technical fields, and in particular to a kind of negative electrode material integration production is set
It is standby.
Background technique
Lithium battery is the generally acknowledged green energy resource in the whole world.By downstream new-energy automobile and the drive of energy-storage battery demand growth,
The whole world and Chinese lithium battery industry achieve rapid growth in recent years.In recent years, the whole world and the Chinese lithium battery output value gradually increased,
Global 3C lithium battery market reaches its maturity, and the maximum that dynamic lithium battery market has become global lithium battery market rapid growth is drawn
Hold up, and with regard to regional markets from the point of view of, China has become global lithium battery and develops most active area.New-energy automobile, new material etc.
The continuous development of industry will put forward higher requirements lithium battery enterprise, also will be strong simultaneously for entire lithium electricity industry
It improves.
Negative electrode material is mating material the most mature in four big materials of new-energy automobile power battery, and influences lithium
One of principal element of battery energy density, the cost accounting in lithium battery is 10%~15%.Ideal lithium ion battery
Should have that low potential, stable structure, potential change amplitude are small, lithium ion deintercalation good reversibility, conduct electricity very well, interface stability
Property the performances such as good and interface AC impedance is low, to meet lithium ion battery with higher energy density and charging/discharging function.
And link most crucial during manufacturing lithium cell cathode material is exactly the process of cladding carbonization.Firstly, cathode
The reaction temperature that material production needs is higher and higher, this also becomes the trend of industry；Secondly, lithium cell cathode material industry is raw
Production material has a substances such as powder and pitch coke, these materials are stirred that difficulty is very big, and flow resistance is also very strong.Cathode
The mixing effect of material becomes one of the most important factor for determining product quality in Material Manufacturing Process.
Traditional production equipment investment is larger, and production efficiency is lower, in carbonization critical process, still using roller kilns or
Pushed bat kiln, roller kilns are relatively high to the quality requirement of club, and pushed bat kiln treatment temperature controllability is poor, product uneven heating
Even, heat exchange is insufficient.And cladding, granulation are all gradually to carry out, a variety of raw material add one by one, are required to first complete to heat up
Operation cools progress in next step again later, and technique is more complex, and serious waste of resources.And it is directed to cathode of lithium battery
The structure of the powder feature of material, traditional helical-ribbon type stirring system can not fully meet requirement in production.
Utility model content
Aiming at prior art production cost, higher, serious waste of resources, technique is more complex and product for the utility model
The even technical problem of uneven heating provides a kind of negative electrode material Integral producing apparatus.
In order to solve the above technical problems, the utility model provides a kind of negative electrode material Integral producing apparatus thus, set
Have a mixing system and stirring system, stirring system is equipped with main shaft and screw rod, and screw rod is located on main shaft, be additionally provided with encasing system,
It is granulated carbonization system and cooling system, mixing system, encasing system and granulation carbonization system are arranged on equipment platform, mixing
System, encasing system are granulated carbonization system and cooling system and set gradually from top to bottom, encasing system, be granulated carbonization system and
Feed inlet, blanking port and stirring system are equipped in cooling system, stirring system is additionally provided with agitating paddle, and Integral producing apparatus is also
Equipped with motor, motor drives main shaft to be rotated, and encasing system, granulation carbonization system are equipped with heating system and cooling device.
Preferably, encasing system, granulation carbonization system and cooling system are equipped with protection gas air inlet pipe and protection gas outlet
Pipe, the protection gas used is nitrogen.
Preferably, agitating paddle is equipped with internal propeller and external spiral paddle, the outer diameter of the outer diameter of internal propeller and external spiral paddle it
Than for 1:1.8-1:1.3.
Preferably, internal propeller is identical as the screw pitch of external spiral paddle.
Preferably, cooling system uses Water Cooling Technology.
Preferably, heating furnace is used in heating system, heating furnace uses heating in medium frequency, and heating copper tube is uniform in skewed helix
It is wrapped on furnace body.
Preferably, encasing system temperature is set as 400 DEG C -800 DEG C.
Preferably, it is granulated carbonization system temperature and is set as 800 DEG C -1000 DEG C.
Compared with prior art, the utility model have it is following the utility model has the advantages that
(1) the utility model structure is simple, realizes that negative electrode material is coated, is granulated, be carbonized integrated production, realizes
The automation of equipment such as can not only save equipment investment, while save land occupation, distribution at the related auxiliary equipment investment, reduce life
Cost is produced, production efficiency is also greatly improved.
(2) in carbonization critical process, traditional roller kilns and pushed bat kiln are abandoned, using continuous rotation kiln, treatment temperature
More controllable, product is heated evenly, and consistency is good；And treating capacity increases, and single line production capacity is substantially improved, and further improves production
Efficiency.
(3) efficient Water Cooling Technology is used, guarantees that equipment key position does not overheat, and high-temperature cooling water can be taken
Warm or heat exchange, not only saves energy, also achieves recycling for thermal energy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model stirring system；
Fig. 3 is the structural schematic diagram of the utility model heating system.
Sign flag illustrates in figure:
1. equipment platform；2. mixing system；201. agitating device；202. first blanking ports；3. encasing system；301. first
Device framework；302. third feed inlets；303. second blanking ports；4. being granulated carbonization system；401. second device frameworks；402. the
Four feed inlets；403. third blanking ports；5. cooling system；501. the 5th feed inlets；502. the 4th blanking ports；6. stirring system；
601. main shaft；602. screw rod；603. agitating paddle；604. external spiral paddles；605. internal propeller；701. first charging aperture；702. the
Two feed inlets；8. conveying pipeline；901. protection gas air inlet pipe；902. protection gas escape pipes；10. heating system；101. heating furnace；
102. heating copper tube；11. motor.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, to help the utility model is understood
Content.
As shown in Figure 1, the utility model provides a kind of negative electrode material Integral producing apparatus, it is equipped with equipment platform 1, if
Standby platform 1 is equipped with three layers altogether, and equipment platform is used to support placement production equipment.Equipment platform 1 is successively arranged mixing from top to bottom
System 2, is granulated carbonization system 4 at encasing system 3, is granulated below carbonization system 4 and is equipped with cooling system 5, is connected between each system
Conveying pipeline 8.
Stirring system 6, opening of device, stirring system are equipped in encasing system 3, granulation carbonization system 4 and cooling system 5
6 are stirred, and for homogeneous material, guarantee to be heated evenly, the structural schematic diagram of stirring system is as shown in Figure 2.Stirring system 6
Equipped with main shaft 601 and screw rod 602, screw rod 602 is vertically set on main shaft 601, and two screw rods 602 that are connected are arranged in parallel.Stirring
System 6 is additionally provided with agitating paddle 603, and agitating paddle 603 is equipped with external spiral paddle 604 and internal propeller 605.The outer diameter of internal propeller 605
It is 1:1.8-1:1.3 with the ratio between the outer diameter of external spiral paddle 604, and external spiral paddle 604 is identical as the screw pitch of internal propeller 605.
By the way that the external spiral paddle 604 and internal propeller 605 of staggered cross formula is arranged, surrendering for propeller and material is increased
Area reduces stirring dead angle, it is ensured that material mixing is more uniform, and mixing effect is more preferable, and heat exchanger effectiveness is higher.
Encasing system 3 and granulation carbonization system 4 are equipped with heating system 10 and cooling device, and the cooling device in system is anti-
The only furnace body temperature distortion of high temperature, prevents security risk.Heating system structural schematic diagram in heating system 10 as shown in figure 3, set
Have a heating furnace 101, heating furnace 101 uses heating in medium frequency, heating copper tube 102 helically line uniform winding on heating furnace 101.Root
According to the difference to process raw material, production technology temperature is also different, and the heating temperature of system can be adjusted, encasing system heating temperature
Degree is 400 DEG C -800 DEG C, and being granulated carbonization system heating temperature is 800 DEG C -1200 DEG C.
First charging aperture 701 and second charging aperture 702 are located at 2 top of mixing system, are equipped with agitating device in mixing system 2
201,2 bottom of mixing system middle part is equipped with the first blanking port 202, under the material that mixing is completed is entered by the first blanking port 202
In the encasing system 3 of side.
It is equipped with the first device framework 301 outside encasing system 3, is coated on outside encasing system 3, in 3 top of encasing system
Portion is equipped with third feed inlet 302, is equipped with the second blanking port 303 in the middle part of bottom.Main shaft 601 is located at 3 middle part of encasing system, through packet
System 3 is covered, main shaft 601 is moved by the drive of motor 11.
Material from encasing system 3, by conveying pipeline 8, is entered down by the second blanking port 303 by the 4th feed inlet 402
Side, which is granulated in carbonization system 4, to be granulated, is carbonized.It is granulated carbonization system 4 and is equipped with the second device framework 401, be granulated carbonization system 4
Third blanking port 403 is equipped in the middle part of bottom.
The utility model has abandoned traditional roller kilns and pushed bat kiln in carbonization critical process, using continuous rotation kiln,
Treatment temperature is more controllable, and product is heated evenly, and consistency is good, and treating capacity increases, and efficiency is obviously improved compared with domestic pharmaceutical industry.
Cooling system 5 uses efficient Water Cooling Technology, guarantees that equipment key position does not overheat.Cooling system middle top is set
There is the 5th feed inlet 501, is equipped with the 4th blanking port 502 in the middle part of bottom.Cooling system is entered from the material for being granulated carbonization system 4
System will complete to be granulated the material progress continuous coo1ing after being carbonized, and material is cooled to room temperature by cooling system 5.
Temperature due to being granulated carbonization system 4 is set as 800 DEG C -1200 DEG C, the low-temperature cooling water used in cooling system 5
Temperature increases after water cooling, this part of heat energy can be used to carry out heating or other need the place of heat source, not only realizes
Thermal energy recycles, it is thus also avoided that resource has been saved in energy waste.
Encasing system 3 is granulated in carbonization system 4 and cooling system 5 to be equipped with and protects gas air inlet pipe 901 and protection gas outlet
Pipe 902, protection gas air inlet pipe 901 are located on the left of system, and protection gas escape pipe 902 is located on the right side of system.System is done using nitrogen
To protect gas, the material in anti-locking system is oxidized by oxygen, and maintains the purity of material.
It should be noted that term used in the utility model is unless otherwise required, it is general term in industry.
In the present invention, the relational terms of such as " first " and " second " or the like be used merely to by an entity or operation with
Another entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this realities
The relationship or sequence on border.Moreover, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
Only as described above, only specific embodiment of the utility model, when the utility model cannot be limited with this
The range of patent working, therefore the displacement of its equivalent assemblies, or according to equivalent variations made by the utility model patent protection scope with
Modification, should still belong to the scope that the utility model claims book is covered.
Claims (8)
1. a kind of negative electrode material Integral producing apparatus, is equipped with mixing system and stirring system, the stirring system is equipped with master
Axis and screw rod, the screw rod are located on main shaft, it is characterised in that and it is additionally provided with encasing system, is granulated carbonization system and cooling system,
The mixing system, encasing system and be granulated carbonization system be arranged on equipment platform, the mixing system, encasing system,
It is granulated carbonization system and cooling system is set gradually from top to bottom, the encasing system is granulated in carbonization system and cooling system
It is equipped with feed inlet, blanking port and stirring system, the stirring system is additionally provided with agitating paddle, and the Integral producing apparatus is also set
Have a motor, the motor drives the main shaft to be rotated, the encasing system, be granulated carbonization system be equipped with heating system and
Cooling device.
2. a kind of negative electrode material Integral producing apparatus according to claim 1, it is characterised in that the encasing system is made
Grain carbonization system and cooling system are equipped with protection gas air inlet pipe and protection gas escape pipe, and the protection gas is nitrogen.
3. a kind of negative electrode material Integral producing apparatus according to claim 1, it is characterised in that the agitating paddle is equipped with
Internal propeller and external spiral paddle, the ratio between outer diameter and the outer diameter of external spiral paddle of the internal propeller are 1:1.8-1:1.3.
4. a kind of negative electrode material Integral producing apparatus according to claim 3, it is characterised in that the internal propeller with
The screw pitch of external spiral paddle is identical.
5. a kind of negative electrode material Integral producing apparatus according to claim 1, it is characterised in that the cooling system is adopted
Use Water Cooling Technology.
6. a kind of negative electrode material Integral producing apparatus according to claim 1, it is characterised in that in the heating system
Using heating furnace, the heating furnace uses heating in medium frequency, and heating copper tube is in skewed helix uniform winding on furnace body.
7. a kind of negative electrode material Integral producing apparatus according to claim 1, it is characterised in that the encasing system temperature
Degree is set as 400 DEG C -800 DEG C.
8. a kind of negative electrode material Integral producing apparatus according to claim 1, it is characterised in that granulation carbonization system
System temperature is set as 800 DEG C -1000 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136817.XU CN209490826U (en) | 2019-01-25 | 2019-01-25 | A kind of negative electrode material Integral producing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136817.XU CN209490826U (en) | 2019-01-25 | 2019-01-25 | A kind of negative electrode material Integral producing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209490826U true CN209490826U (en) | 2019-10-15 |
Family
ID=68156132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920136817.XU Active CN209490826U (en) | 2019-01-25 | 2019-01-25 | A kind of negative electrode material Integral producing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209490826U (en) |
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2019
- 2019-01-25 CN CN201920136817.XU patent/CN209490826U/en active Active
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