CN207753101U - The preparation facilities of modified lithium manganate cathode material - Google Patents
The preparation facilities of modified lithium manganate cathode material Download PDFInfo
- Publication number
- CN207753101U CN207753101U CN201721328100.2U CN201721328100U CN207753101U CN 207753101 U CN207753101 U CN 207753101U CN 201721328100 U CN201721328100 U CN 201721328100U CN 207753101 U CN207753101 U CN 207753101U
- Authority
- CN
- China
- Prior art keywords
- lithium manganate
- cathode material
- modified lithium
- heat
- firing chamber
- 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.)
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- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical class [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 239000010406 cathode material Substances 0.000 title claims abstract description 14
- 238000010304 firing Methods 0.000 claims abstract description 22
- 238000000227 grinding Methods 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 14
- 238000005452 bending Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 14
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229920001273 Polyhydroxy acid Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 metals cation Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010532 solid phase synthesis reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002699 waste material 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
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model is related to the Preparation equipments of modified lithium manganate, the specifically preparation facilities of modified lithium manganate cathode material, including firing chamber, the firing chamber connects Gas grinding machine, powder conveying to the Gas grinding machine after fired room roasting is ground, then roasts the powder conveying after grinding to firing chamber again under the airflow function of the grinder.The utility model is directly connected to by firing chamber and grinder, realizes roasting, grinding, the technique roasted again automatically, is saved manually, is improved production efficiency；Meanwhile the utility model realizes holding, dry and roasting for gel using a firing chamber, it is ingenious in design, simple in structure and cost-saved；Simultaneously using the heat-conducting plate of bending, more side and bottom surface can be carried out to gel and heated simultaneously, not only heated more uniformly, but also heating effect is preferable, it can be energy saving.
Description
Technical field
The utility model is related to the Preparation equipment of LiMn2O4, the preparation of specifically a kind of modified lithium manganate cathode material fills
It sets.
Background technology
LiMn2O4 is abundant, at low cost with its promoter manganese, safety is good, non-environmental-pollution, easily prepare the advantages that become power
The first choice of anode material for lithium-ion batteries, but the main reason for obstruction power battery type LiMn2O4 capability of industrialization formation is its property
Can be not sufficiently stable, i.e., its during charge and discharge cycles, capacity attenuation is very fast, be especially apparent under high temperature.Currently, the master of LiMn2O4
Want method that can be divided into two kinds of solid phase method and liquid phase method.Liquid phase method such as sol-gal process, this method are widely used in nano-ceramic powder, thin
The preparation of film and fiber coat.Since the atom level that reactant may be implemented in this method uniformly mixes, and synthesis temperature is low, thus
The grain size for preparing product is mostly nanoscale, and homogeneity is good, large specific surface area, form and composition are easily controllable.Existing colloidal sol
Gel method principle, which is various metals cation, to form chelate with organic acid, which can polymerize with polyhydroxy-acid, to
The equally distributed solid polymer precursor of cation is formed, carrying out heat treatment to precursor under vacuum can be obtained most
Final product；But due to the limitation of Preparation equipment, roasting apparatus etc., cause preparation time length, cost higher.
Utility model content
In view of the above technical problems, the utility model provides a kind of modified lithium manganate cathode material that production efficiency can be improved
Preparation facilities.
Technical solution is used by the utility model solves above-mentioned technical problem：The preparation of modified lithium manganate cathode material
Device, including firing chamber, the firing chamber connect Gas grinding machine, the powder conveying after fired room roasting to the Gas grinding
Machine is ground, then roasts the powder conveying after grinding to firing chamber again under the airflow function of the grinder.
Preferably, the firing chamber is separated into left and right two spaces by heat-conducting plate, one of space is for hot cell, separately
One space is the accommodating chamber for holding LiMn2O4 gel, this transmits heat to accommodating chamber for hot cell and LiMn2O4 gel is dried
And roasting；The heat-conducting plate is constituted using the upper, middle and lower segment folded plate for forming two bendings, wherein upper folded plate and lower flap portion are equal
It is rolled tiltedly to accommodating chamber, middle folded plate is oblique to being rolled for hot cell, and the folding of the middle folded plate and lower flap portion is located in the accommodating chamber
Crook is horizontally disposed to have the partition board that can place LiMn2O4 gel, the partition board to be flexibly connected with heat-conducting plate.
Preferably, described partition board one end and heat-conducting plate are hinged, the other end passes through the movable supporting that is arranged on lower flap portion
Bar supports.
Preferably, the movable support rod is made of upper boom and lower beam, lower beam lower end is hinged with lower flap portion, lower beam upper end
Hinged with upper boom lower end, upper boom upper end is hinged with the other end described in partition board, is equipped with and pushes away with upper boom lower end hinged place in lower beam upper end
Pull rod.
It is connected to the thermal hole for hot cell and accommodating chamber preferably, being offered on the lower flap portion.
Preferably, the bending part level for being located at middle folded plate and lower flap portion in the heat supply room is equipped with placement plate, this is put
It sets plate and is equipped with heat source.
Preferably, offering several through-holes in the placement plate.
Preferably, the accommodating chamber bottom is equipped with discharge hole, which connects the Gas grinding machine.
As can be known from the above technical solutions, the utility model is directly connected to by firing chamber and grinder, realizes roasting automatically
The technique burnt, grind, roasted again saves manually, improves production efficiency；Meanwhile the utility model uses a firing chamber
Holding, dry and roasting for gel is realized, it is ingenious in design, simple in structure and cost-saved；The heat conduction of bending is utilized simultaneously
Plate can carry out more side and bottom surface to gel and heat simultaneously, not only heat more uniformly, but also heating effect is preferable, can save
The about energy.
Description of the drawings
Fig. 1 is the structural schematic diagram of the preferred embodiment of the utility model.
Specific implementation mode
The utility model is discussed in detail with reference to Fig. 1, this utility model illustrative examples and illustrate to use
It explains the utility model, but is not intended to limit the scope of the present invention.
The preparation facilities of the modified lithium manganate cathode material of the utility model, including firing chamber 1, the firing chamber connect air-flow
Grinder 5, powder conveying to the Gas grinding machine after fired room roasting are ground, then are made in the air-flow of the grinder
It is roasted again to firing chamber with the lower powder conveying by after grinding.The utility model is seamless by firing chamber and Gas grinding machine
Docking, can realize roasting, grinding, the process roasted again, substantially increase production efficiency automatically.
Specifically, the firing chamber 1 of the utility model is separated into left and right two spaces, one of space by heat-conducting plate 2
For for hot cell 11, another space is the accommodating chamber 12 for holding LiMn2O4 gel, this transmits heat to manganese for hot cell to accommodating chamber
Sour lithium gel is dried and roasts, it can be seen that, the utility model is achieved that LiMn2O4 gel using a firing chamber
It holds, dry and roasts, it is simple in structure, cost is relatively low；The heat-conducting plate 2 is using the upper, middle and lower segment for forming two bendings
Folded plate is constituted, wherein upper folded plate 21 and lower flap portion 23 roll tiltedly to accommodating chamber, middle folded plate 22 is oblique to being rolled for hot cell.It sets in this way
The lower flap portion set its corresponding to form the conical region that lower end is small, upper end is big for hot cell, is conducive to import heat and hold
Receive room；The middle folded plate being arranged in this way makes its corresponding accommodating chamber form the conical region that lower end is small, upper end is big, is conducive to contain
Gel, while inclined middle folded plate are put, facilitates and is heated for hot cell, heating effect can be improved；The upper folded plate being arranged in this way is conducive to
For the gas discharge in hot cell, the steam for being also advantageously used for accommodating chamber is collected and outer row.
The utility model, which is horizontally disposed in the accommodating chamber positioned at the bending part of the middle folded plate and lower flap portion, to be had and can put
The partition board 13 of LiMn2O4 gel is set, and the partition board is flexibly connected with the heat-conducting plate, so as to which the powder after roasting is poured into appearance
It receives and is formed in gap at the lower flap portion of room, be conducive to take out gel；The accommodating chamber bottom is equipped with discharge hole 16, the powder in gap
Body can be flowed out by the discharge hole, facilitate collection.In implementation process, described partition board one end is hinged with heat-conducting plate, and the other end is logical
It crosses the movable support rod 4 being arranged on lower flap portion to support, which is made of upper boom 41 and lower beam 42, lower beam lower end and lower folding
Plate is hinged, and lower beam upper end is hinged with upper boom lower end, and upper boom upper end is hinged with the other end described in partition board, under lower beam upper end and upper boom
It holds hinged place to be equipped with push-pull rod 43, by pulling downward on push-pull rod, upper boom supporting clapboard can be made, ensure that partition board is horizontal, facilitate Sheng
Put gel；After the completion of roasting, by pushing up push-pull rod, the partition board other end can be made to tilt down, thus the powder after roasting
Body pours into the lower space of accommodating chamber, then is ground powder conveying to Gas grinding machine by discharge hole, after grinding
Powder is delivered to firing chamber's regrinding under the action of air-flow.
It is offered on the lower flap portion of the utility model and is connected to the thermal hole 24 for hot cell and accommodating chamber, thus by heat supply
Indoor hot gas imports gap, to gel bottom-heated；The utility model is located at middle folded plate and lower folding also in the heat supply room
The bending part level of plate is equipped with placement plate 14, which is equipped with heat source 3, so that for also being formed at the lower flap portion in hot cell
On the one hand gap can provide enough burning air, ensure that heat source fully burns；On the other hand after facilitating discharge heat source burning
Waste residue etc..In implementation process, heat source can take coal, carbon, electricity etc., at the same can by middle folded plate providing holes it is straight to gel
Roasting is connect, hole can be also not provided with and gel is roasted indirectly by the middle folded plate of heat conduction, it is ingenious in design, using flexible.
From the foregoing, it will be observed that the utility model is obliquely installed by the above-mentioned of middle folded plate, it can be by the larger journey of the indoor heat of heat supply
It concentrates at middle folded plate to degree, realizes the heating to gel-side, ensure that heating effect, improve the uniformity of heating；
Meanwhile several through-holes 15 are offered in placement plate, to by the indoor heat of heat supply pass sequentially through the lower space for hot cell, under
The thermal hole of folded plate and the lower space of accommodating chamber are to gel bottom-heated, while not only realizing the side and bottom of gel
Heating, not only heating effect is good, but also heats more uniform.
The above embodiment is only for illustration of the utility model, and is not limitations of the present invention, related skill
The those of ordinary skill in art field can be with various changes can be made in the case where not departing from the spirit and scope of the utility model
And modification, therefore all equivalent technical solutions should also belong to the scope of the utility model.
Claims (7)
1. the preparation facilities of modified lithium manganate cathode material, including firing chamber, it is characterised in that：Firing chamber connects Gas grinding
Machine, powder conveying to the Gas grinding machine after fired room roasting are ground, then under the airflow function of the grinder
Powder conveying after grinding to firing chamber is roasted again；The firing chamber is separated into left and right two spaces by heat-conducting plate, wherein
One space is for hot cell, another space is the accommodating chamber for holding LiMn2O4 gel, this transmits heat for hot cell to accommodating chamber
LiMn2O4 gel is dried and is roasted；The heat-conducting plate is constituted using the upper, middle and lower segment folded plate for forming two bendings,
Wherein upper folded plate and lower flap portion roll tiltedly to accommodating chamber, and middle folded plate is oblique to being rolled for hot cell, and institute is located in the accommodating chamber
The bending part for stating middle folded plate and lower flap portion horizontally disposed has the partition board that can place LiMn2O4 gel, the partition board and heat-conducting plate activity
Connection.
2. the preparation facilities of modified lithium manganate cathode material according to claim 1, it is characterised in that：Described partition board one end with
Heat-conducting plate is hinged, and the other end is supported by the movable support rod being arranged on lower flap portion.
3. the preparation facilities of modified lithium manganate cathode material according to claim 2, it is characterised in that：The movable support rod
It is made of upper boom and lower beam, lower beam lower end is hinged with lower flap portion, and lower beam upper end is hinged with upper boom lower end, upper boom upper end and partition board institute
It is hinged to state the other end, push-pull rod is equipped in lower beam upper end and upper boom lower end hinged place.
4. the preparation facilities of modified lithium manganate cathode material according to claim 1, it is characterised in that：It is opened on the lower flap portion
Equipped with the connection thermal hole for hot cell and accommodating chamber.
5. the preparation facilities of modified lithium manganate cathode material according to claim 1, it is characterised in that：In the heat supply room
It is equipped with placement plate positioned at the bending part level of middle folded plate and lower flap portion, which is equipped with heat source.
6. the preparation facilities of modified lithium manganate cathode material according to claim 5, it is characterised in that：It is opened in the placement plate
Equipped with several through-holes.
7. the preparation facilities of modified lithium manganate cathode material according to claim 3, it is characterised in that：The accommodating chamber bottom
Equipped with discharge hole, which connects the Gas grinding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721328100.2U CN207753101U (en) | 2017-10-19 | 2017-10-19 | The preparation facilities of modified lithium manganate cathode material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721328100.2U CN207753101U (en) | 2017-10-19 | 2017-10-19 | The preparation facilities of modified lithium manganate cathode material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207753101U true CN207753101U (en) | 2018-08-21 |
Family
ID=63146704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721328100.2U Active CN207753101U (en) | 2017-10-19 | 2017-10-19 | The preparation facilities of modified lithium manganate cathode material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207753101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706411A (en) * | 2017-10-19 | 2018-02-16 | 柳州凯通新材料科技有限公司 | The preparation facilities of modified lithium manganate cathode material |
-
2017
- 2017-10-19 CN CN201721328100.2U patent/CN207753101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706411A (en) * | 2017-10-19 | 2018-02-16 | 柳州凯通新材料科技有限公司 | The preparation facilities of modified lithium manganate cathode material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240426 Address after: 425200 No. 26, Gongye Avenue, Shuangpai County industrial concentration area, Yongzhou City, Hunan Province Patentee after: Yongzhou Haoli New Material Technology Co.,Ltd. Country or region after: China Address before: 545000 No.4, Chuyang Road, Liuzhou City, Guangxi Zhuang Autonomous Region (Liudong New Area) Patentee before: LIUZHOU KAITONG NEW MATERIAL TECHNOLOGY Co.,Ltd. Country or region before: China |