CN220443840U - Synthesis device for lithium battery anode material lithium manganese iron phosphate material - Google Patents
Synthesis device for lithium battery anode material lithium manganese iron phosphate material Download PDFInfo
- Publication number
- CN220443840U CN220443840U CN202321951907.7U CN202321951907U CN220443840U CN 220443840 U CN220443840 U CN 220443840U CN 202321951907 U CN202321951907 U CN 202321951907U CN 220443840 U CN220443840 U CN 220443840U
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- China
- Prior art keywords
- tank body
- lithium
- air inlet
- synthesis device
- rotating shaft
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- 239000000463 material Substances 0.000 title claims abstract description 57
- DVATZODUVBMYHN-UHFFFAOYSA-K lithium;iron(2+);manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[Fe+2].[O-]P([O-])([O-])=O DVATZODUVBMYHN-UHFFFAOYSA-K 0.000 title claims abstract description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 19
- 239000010405 anode material Substances 0.000 title claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 title claims description 13
- 238000003786 synthesis reaction Methods 0.000 title claims description 13
- 239000000835 fiber Substances 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000011261 inert gas Substances 0.000 claims description 9
- 239000007774 positive electrode material Substances 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 11
- 238000003756 stirring Methods 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 7
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 6
- 230000002194 synthesizing effect Effects 0.000 description 3
- ILXAVRFGLBYNEJ-UHFFFAOYSA-K lithium;manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[O-]P([O-])([O-])=O ILXAVRFGLBYNEJ-UHFFFAOYSA-K 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- Battery Electrode And Active Subsutance (AREA)
Abstract
A synthesizer for lithium battery anode material lithium iron manganese phosphate material includes a tank; the two sides of the tank body are provided with couplers; a rotating shaft is arranged in the tank body between the two couplings; a motor is arranged at one side of the tank body; the motor drives the rotating shaft through the adjacent shaft coupling; an inner spiral blade and an outer spiral blade are fixedly connected to the outer side of the rotating shaft; a plurality of feed inlets are arranged on the upper side of the tank body; one end of the lower side of the tank body a discharge hole is arranged; two air inlet pipes are connected to the lower side of the tank body; a fiber filter screen is arranged at the position of the mouth of the air inlet pipe and the tank body. According to the utility model, the air inlet pipe and the heating pipe are arranged on the lower side of the tank body, hot air is input into the tank body through the fan in the mixing process of materials in the tank body, the stirring and mixing effects of the materials in the tank body are improved, and meanwhile, the powder materials are heated and dried by the heated air, so that the influence on the product mixing effects caused by the fact that the material powder adsorbs water vapor in the air is avoided.
Description
Technical Field
The utility model belongs to the field of devices for processing and producing lithium battery anode materials, and particularly relates to a synthesis device for a lithium iron manganese phosphate material of a lithium battery anode material.
Background
The lithium iron phosphate material is used as a lithium battery anode material, so that the lithium battery has higher voltage platform and energy density, a sol-gel method is used in the process of producing and synthesizing the lithium iron phosphate material, water is used as a solvent, reaction is carried out at a proper temperature to obtain a precipitate containing lithium iron phosphate, the precipitate is washed and dried to obtain a lithium iron phosphate material with higher purity, the raw materials are refined by a ball mill, and then the materials are uniformly mixed by a mixer, and in the process of mixing the lithium iron phosphate powder material, the lithium iron phosphate material powder is easily oxidized by contact with air and adsorbs water vapor in the air, so that the product mixing effect and the use of subsequent finished products are affected.
Disclosure of Invention
The utility model aims to provide a synthesis device for a lithium manganese iron phosphate material of a lithium battery anode material, which aims to solve the technical problems that in the process of mixing powder materials of lithium manganese iron phosphate, the powder of the lithium manganese iron phosphate material is easily oxidized by contact with air and absorbs water vapor in the air, and the mixing effect of products and the use of subsequent finished products are affected.
In order to achieve the above purpose, the specific technical scheme of the synthesis device for the lithium iron manganese phosphate material of the positive electrode material of the lithium battery is as follows:
a synthesizer for lithium battery anode material lithium iron manganese phosphate material is characterized by comprising a tank body; the two sides of the tank body are provided with couplers; a rotating shaft is arranged in the tank body between the two couplings; a motor is arranged at one side of the tank body; the motor drives the rotating shaft through the adjacent shaft coupling; an inner spiral blade and an outer spiral blade are fixedly connected to the outer side of the rotating shaft; a plurality of feed inlets are arranged on the upper side of the tank body; a discharge hole is formed in one end of the lower side of the tank body; two air inlet pipes are connected to the lower side of the tank body; a fiber filter screen is arranged at the position of the mouth of the air inlet pipe and the tank body; a fan is arranged at the lower side of the tank body; the air outlet of the fan is communicated with the air inlet pipe through a pipeline.
Further, the rotation directions of the two spiral blades are opposite.
Further, the outer side of the spiral blade is attached to the inner wall of the tank body, and a soft rubber scraping blade is arranged.
Further, a heating pipe is arranged on one side of the fiber filter screen in the air inlet pipe.
Further, an inert gas tank is arranged at one side of the fan; the air inlet of the fan is communicated with the inert gas tank through a pipeline.
Further, observation windows are arranged on two sides of the tank body.
The synthesis device for the lithium iron manganese phosphate material of the lithium battery anode material has the following advantages: the two spiral blades with opposite rotation directions are arranged, so that the inner material and the outer material of the lithium manganese iron phosphate material form circulation with opposite directions in the mixing process, and the material mixing effect is better; through being provided with intake pipe and heating pipe in jar body downside, material mixing in-process in jar body is through the fan to jar internal input hot-blast, increases the stirring mixing effect of the internal material of jar, and the gaseous powder material of heating is heated the stoving simultaneously, avoids material powder to adsorb the vapor in the air, influences the product and mixes the effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the cross-sectional structure of the inner part of the tank body according to the present utility model;
FIG. 3 is an enlarged schematic view of area A of FIG. 2 in accordance with the present utility model;
the figure indicates: 1. a tank body; 101. a feed inlet; 102. a discharge port; 103. an observation window; 2. a coupling; 3. a rotating shaft; 4. a motor; 5. a helical blade; 6. an air inlet pipe; 7. a fiber filter screen; 8. a blower; 9. a soft rubber scraping blade; 10. heating pipes; 11. an inert gas tank.
Detailed Description
In order to better understand the purpose, structure and function of the present utility model, the following describes in detail a synthesizing device for lithium iron manganese phosphate material as a positive electrode material of a lithium battery with reference to the accompanying drawings.
As shown in fig. 1 to 3, the utility model relates to a synthesizing device for a lithium iron manganese phosphate material of a positive electrode material of a lithium battery, which comprises a tank body 1; the two sides of the tank body 1 are provided with couplers 2; a rotating shaft 3 is arranged in the tank body 1 between the two couplings 2; a motor 4 is arranged at one side of the tank body 1; the motor 4 drives the rotating shaft 3 through the adjacent shaft coupling 2; an inner spiral blade and an outer spiral blade 5 are fixedly connected with the outer side of the rotating shaft 3; a plurality of feed inlets 101 are formed in the upper side of the tank body 1; a discharge hole 102 is formed in one end of the lower side of the tank body 1; two air inlet pipes 6 are connected and arranged at the lower side of the tank body 1; a fiber filter screen 7 is arranged at the joint position of the pipe orifice of the air inlet pipe 6 and the tank body 1; a fan 8 is arranged at the lower side of the tank body 1; the air outlet of the fan 8 is communicated with the air inlet pipe 6 through a pipeline; viewing windows 103 are arranged on two sides of the tank body 1.
In the working process, as shown in the figures 1-3, powder materials of lithium manganese iron phosphate are placed into a tank body 1 through a feed inlet 101, a motor 4 is started after the powder materials are placed into the tank body 1, the motor 4 drives a rotating shaft 3 to rotate through a coupler 2, two spiral blades 5 arranged on the rotating shaft 3 are driven to rotate, the powder materials are stirred and mixed, meanwhile, air is started, an air blower 8 blows air into the tank body 1 through a fiber filter screen 7 through a pipeline and an air inlet pipe 6, stirring and mixing of the powder materials are assisted, and meanwhile, the air introduced into the tank body 1 can replace and discharge humid air in the tank body 1, so that the powder materials are prevented from being affected by damp and caking, and the mixing and stirring effects are affected; the fiber filter screen 7 can effectively prevent powder material from falling into the air inlet pipe 6 and simultaneously enables air in the air inlet pipe 6 to enter the tank body 1, the stirring condition can be observed through the observation window 103 in the mixing process, the mixing process is judged, the finished product is discharged through the discharge port 102 after the mixing is finished, and the mixing synthesis of the lithium iron manganese phosphate material is completed.
The rotation directions of the two spiral blades 5 are opposite, so that opposite driving forces are formed on the lithium iron manganese phosphate powder material in the process that the two spiral blades 5 rotate along with the rotating shaft 3, the lithium iron manganese phosphate powder material is circulated in opposite directions in and out in the mixing process, and the mixing effect of the powder material is improved.
The outer side of the outer spiral blade 5 is attached to the inner wall of the tank body 1, and the soft rubber scraping blade 9 is attached to the inner wall of the tank body 1 in the powder material mixing process, so that powder materials attached to the inner wall of the tank body 1 can be scraped off and mixed, and the phenomenon that powder materials attached to the inner wall and not mixed are prevented from influencing the final mixing effect; after the powder materials are mixed, the motor 4 slowly outputs, so that the spiral blade 5 slowly rotates, the powder materials attached to the inner wall of the tank body 1 are scraped and pushed to the discharge port 102, the discharging is clean and convenient, and excessive materials cannot be remained on the inner wall of the tank body 1.
The air inlet pipe 6 is provided with the heating pipe 10 in one side of the fiber filter screen 7, when the fan 8 is ventilated into the tank body 1 through the air inlet pipe, the ventilated wind is heated through the heating pipe 10, so that the heated wind is ventilated into the tank body 1 to dry powder materials in the mixing and stirring process, the condition that the powder materials are damped and agglomerated in the mixing and stirring process is avoided, and the stirring and mixing effect and efficiency are affected.
An inert gas tank 11 is arranged at one side of the fan 8; the air inlet of the fan 8 is communicated with the inert gas tank 11 through a pipeline, and inert gas in the inert gas tank 11 is introduced into the tank body 1 through air, so that the lithium manganese phosphate powder material can be effectively protected, and the oxidation reaction of the lithium manganese phosphate powder material and oxygen in the air is avoided, so that the quality of a finished product is influenced.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The synthesis device for the lithium iron manganese phosphate material of the positive electrode material of the lithium battery is characterized by comprising a tank body (1); two sides of the tank body (1) are provided with couplers (2); a rotating shaft (3) is arranged in the tank body (1) between the two couplings (2); a motor (4) is arranged at one side of the tank body (1); the motor (4) drives the rotating shaft (3) through the adjacent shaft coupling (2); an inner spiral blade and an outer spiral blade (5) are fixedly connected with the outer side of the rotating shaft (3); a plurality of feed inlets (101) are formed in the upper side of the tank body (1); one end of the lower side of the tank body (1) is provided with a discharge hole (102); two air inlet pipes (6) are connected and arranged at the lower side of the tank body (1); a fiber filter screen (7) is arranged at the joint of the pipe orifice of the air inlet pipe (6) and the tank body (1); a fan (8) is arranged at the lower side of the tank body (1); an air outlet of the fan (8) is communicated with the air inlet pipe (6) through a pipeline.
2. A synthesis device for lithium manganese iron phosphate material as a positive electrode material for lithium batteries according to claim 1, characterized in that the rotation directions of the two spiral blades (5) are opposite.
3. The synthesis device for the lithium battery anode material lithium manganese iron phosphate material according to claim 2 is characterized in that a soft rubber scraping blade (9) is arranged on the outer side of the spiral blade (5) and is attached to the inner wall of the tank body (1).
4. The synthesis device for lithium manganese iron phosphate material as a positive electrode material of a lithium battery according to claim 1, wherein the air inlet pipe (6) is provided with a heating pipe (10) at one side of the fiber filter screen (7).
5. The synthesis device for lithium iron manganese phosphate materials as positive electrode materials of lithium batteries according to claim 1, wherein an inert gas tank (11) is arranged on one side of the fan (8); an air inlet of the fan (8) is communicated with the inert gas tank (11) through a pipeline.
6. The synthesis device for the lithium battery anode material lithium iron manganese phosphate material according to claim 1, wherein observation windows (103) are arranged on two sides of the tank body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321951907.7U CN220443840U (en) | 2023-07-24 | 2023-07-24 | Synthesis device for lithium battery anode material lithium manganese iron phosphate material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321951907.7U CN220443840U (en) | 2023-07-24 | 2023-07-24 | Synthesis device for lithium battery anode material lithium manganese iron phosphate material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220443840U true CN220443840U (en) | 2024-02-06 |
Family
ID=89734761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321951907.7U Active CN220443840U (en) | 2023-07-24 | 2023-07-24 | Synthesis device for lithium battery anode material lithium manganese iron phosphate material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220443840U (en) |
-
2023
- 2023-07-24 CN CN202321951907.7U patent/CN220443840U/en active Active
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