CN220861275U - Lithium battery production homogenate system - Google Patents
Lithium battery production homogenate system Download PDFInfo
- Publication number
- CN220861275U CN220861275U CN202321492090.1U CN202321492090U CN220861275U CN 220861275 U CN220861275 U CN 220861275U CN 202321492090 U CN202321492090 U CN 202321492090U CN 220861275 U CN220861275 U CN 220861275U
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- battery production
- filter
- materials
- grinder
- 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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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 13
- 229910052742 iron Inorganic materials 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 10
- 239000006185 dispersion Substances 0.000 claims description 12
- 238000000227 grinding Methods 0.000 claims description 8
- 238000000265 homogenisation Methods 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 7
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical group [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 238000010409 ironing Methods 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000011149 active material Substances 0.000 description 10
- 239000000853 adhesive Substances 0.000 description 8
- 230000001070 adhesive effect Effects 0.000 description 8
- 238000000498 ball milling Methods 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910000398 iron phosphate Inorganic materials 0.000 description 2
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011236 particulate material Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000010532 solid phase synthesis reaction Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model relates to the technical field of slurry production, in particular to a lithium battery production homogenizing system. The device comprises a dispersing kettle, an iron remover, a filter and a diaphragm pump, wherein materials are mixed in the dispersing kettle, iron filings are removed through the iron remover, large-particle materials are screened through the filter, qualified fineness materials are pumped into the next process through the diaphragm pump, the device also comprises crushing equipment, and the filter filters the large-particle materials to enter the next process after being crushed through the crushing equipment. The energy consumption is reduced, the material waste is avoided, and the quality of the finished product is ensured.
Description
Technical Field
The utility model relates to the technical field of slurry production, in particular to a lithium battery production homogenizing system.
Background
The new energy lithium battery industry is a hot industry in recent years, especially, the positive electrode material of a lithium iron phosphate battery and the like are taken as main stream products, the lithium iron phosphate is actually prepared by mixing and stirring iron phosphate and lithium carbonate with auxiliary raw materials, grinding the mixture to a certain fineness through a sand mill, performing spray drying, enabling the iron phosphate and the lithium carbonate to react by using a kiln through a high-temperature solid phase method, finally, performing jet milling, packaging the obtained product into a final product for use, wherein the wet milling is particularly important in the production process, the dispersion and the grinding are dominant, a homogenate system is very important, the product quality problem is directly caused by poor homogenate, the productivity is seriously affected, and the prior art mainly comprises a homogenate dispersing kettle which mainly comprises a stirring and dispersing machine and an external double-connected emulsifying pump.
The prior art has the following bulletin numbers: a lithium ion slurry mixing system of CN202423486U, which comprises an active substance pre-dispersing system, a conductive adhesive pre-dispersing system and a slurry mixing system; the active material pre-dispersing system comprises an active material discharging tank, a solvent discharging tank, an active material pre-dispersing tank, ball milling equipment and an active material fluid pre-storing tank, wherein the active material pre-dispersing tank, the ball milling equipment and the active material fluid pre-storing tank are sequentially connected through pipelines, and the active material discharging tank and the solvent discharging tank are respectively connected with the active material pre-dispersing tank through a metering pump through pipelines; the conductive adhesive pre-dispersion system comprises a conductive adhesive blanking tank, a glue solution blanking tank, a pre-dispersion tank, ball milling equipment and a conductive adhesive storage tank, wherein the glue solution blanking tank, the pre-dispersion tank, the ball milling equipment and the conductive adhesive storage tank are connected in sequence through pipelines, and the conductive adhesive blanking tank and the glue solution blanking tank are respectively connected with the pre-dispersion tank through metering pumps; the slurry mixing system is formed by sequentially connecting a high-speed dispersing device, a slurry filtering device, an iron removing device and a slurry pre-storage tank through pipelines; the active material fluid pre-storage tank and the conductive adhesive storage tank are respectively connected with the high-speed dispersing device; the ball milling equipment in the active material pre-dispersion system and the ball milling equipment in the conductive adhesive pre-dispersion system adopt a high-speed ball mill with built-in ceramic ball milling beads; rotating blades are arranged in the slurry pre-storage tank.
When the equipment is crushed by ball milling equipment, the electric energy consumption is large because of more materials in the equipment, and the grinding is not uniform enough.
Disclosure of utility model
(One) solving the technical problems
In order to solve the problems in the prior art, the utility model provides a lithium battery production homogenizing system, which avoids material waste and saves energy consumption.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
The utility model provides a lithium cell production homogenate system, includes dispersion tank, de-ironing separator, filter and diaphragm pump, and the material mixes through the dispersion tank, gets rid of iron fillings through the de-ironing separator, filters big granule material, fineness qualified material and passes through the diaphragm pump and go into next process through the filter, still includes crushing apparatus, the filter filters big granule material and gets into next process after smashing through crushing apparatus. The energy consumption is reduced, the material waste is avoided, and the quality of the finished product is ensured.
Preferably, the comminution device is a shear pump.
Preferably, the crushing device is a grinder.
Preferably, the grinding medium of the grinder is zirconium beads with the diameter of 2-3mm and the screen gap of the grinder is 1.2mm.
Preferably, the mill is a turbo mill.
Preferably, the filter filters large particulate material through a venturi into the comminuting device.
(III) beneficial effects
The utility model provides a lithium battery production homogenizing system. The beneficial effects are as follows:
(1) And after mixing, the materials are screened and crushed, so that the content of the materials in crushing equipment can be reduced, the energy consumption is reduced, and the crushing quality is improved.
(2) The zirconium beads are ground by using beads with the diameter of 2mm to 3mm, the gaps of the screen mesh are 1.2mm, and a large-flow circulating grinding and dispersing process is adopted, so that the material homogenate is more uniform and sufficient.
Drawings
FIG. 1 is a diagram of a prior art lithium battery production homogenization system;
Fig. 2 is a diagram of a lithium battery production homogenization system in accordance with the present utility model.
In the figure: 1. a dispersion kettle; 2. an iron remover; 3. a filter; 4. a diaphragm pump; 5. a crushing device.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 2, the lithium battery production homogenizing system of the embodiment comprises a dispersing kettle 1, an iron remover 2, a filter 3 and a diaphragm pump 4, wherein materials are mixed in the dispersing kettle 1, scrap iron is removed through the iron remover 2, large-particle materials are screened through the filter 3, qualified fineness materials are pumped into a next process through the diaphragm pump 4, the system further comprises a crushing device 5, and the filter 3 filters the large-particle materials to enter the next process after being crushed by the crushing device 5. The materials are screened after being mixed, the qualified materials directly enter the next working procedure, and the large-particle materials enter the next working procedure after being crushed by the crushing equipment 5.
Further, the pulverizing apparatus 5 is a shear pump. The crushing device 5 is used for crushing the screened large-particle materials.
Further, the pulverizing apparatus 5 is a grinder. The grinding machine 5 adopts a polyurethane structure, has no metal pollution, high stability and simple maintenance, is used for a traditional shearing pump, is damaged once in 7-15 days on average in actual production, has very high maintenance cost when a ceramic rotor is used for a rotor, has metal pollution when a common rotor is used, has uneven homogenization, and often plugs a filter.
Further, the grinding medium of the grinder is zirconium beads, the diameter of the zirconium beads is 2-3mm, and the screen gap of the grinder is 1.2mm. Ensuring the uniformity of the materials.
Further, the mill is a turbo mill. And (5) adding powder-liquid mixing by using a turbine grinder.
Further, the filter 3 filters large particulate material through a venturi into the comminuting device 5.
Working principle: the materials are added into a dispersing kettle 1 for stirring, dispersing and mixing, the mixed materials go out scrap iron through an iron remover 2, the materials enter a filter 3 for filtering, the materials with qualified fineness are pumped into the next process through a diaphragm pump 4, the large-particle materials screened by the filter 3 enter a crushing device 5 for secondary crushing, and the crushed qualified materials enter the next process.
Claims (6)
1. The utility model provides a lithium cell production homogenate system, includes dispersion cauldron (1), de-ironing separator (2), filter (3) and diaphragm pump (4), and the material mixes, gets rid of iron fillings through de-ironing separator (2), filters (3) screening large granule material, fineness qualified material and passes through diaphragm pump (4) pump and go into next process, its characterized in that through dispersion cauldron (1): the device also comprises a crushing device (5), wherein the filter (3) filters the large-particle materials, and the large-particle materials enter the next working procedure after being crushed by the crushing device (5).
2. The lithium battery production homogenization system of claim 1, wherein: the crushing equipment (5) is a shear pump.
3. The lithium battery production homogenization system of claim 1, wherein: the crushing equipment (5) is a grinder.
4. A lithium battery production homogenization system of claim 3, wherein: the grinding medium of the grinder is zirconium beads with the diameter of 2-3mm, and the screen gap of the grinder is 1.2mm.
5. A lithium battery production homogenization system of claim 3, wherein: the mill is a turbine mill.
6. The lithium battery production homogenization system of claim 1, wherein: the filter (3) filters large-particle materials and enters the crushing equipment (5) through a venturi tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321492090.1U CN220861275U (en) | 2023-06-12 | 2023-06-12 | Lithium battery production homogenate system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321492090.1U CN220861275U (en) | 2023-06-12 | 2023-06-12 | Lithium battery production homogenate system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220861275U true CN220861275U (en) | 2024-04-30 |
Family
ID=90811512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321492090.1U Active CN220861275U (en) | 2023-06-12 | 2023-06-12 | Lithium battery production homogenate system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220861275U (en) |
-
2023
- 2023-06-12 CN CN202321492090.1U patent/CN220861275U/en active Active
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