CN221207556U - Lithium iron phosphate battery raw material stirring device - Google Patents
Lithium iron phosphate battery raw material stirring device Download PDFInfo
- Publication number
- CN221207556U CN221207556U CN202322880741.0U CN202322880741U CN221207556U CN 221207556 U CN221207556 U CN 221207556U CN 202322880741 U CN202322880741 U CN 202322880741U CN 221207556 U CN221207556 U CN 221207556U
- Authority
- CN
- China
- Prior art keywords
- iron phosphate
- lithium iron
- screw rod
- raw material
- stirring device
- 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
- 238000003756 stirring Methods 0.000 title claims abstract description 49
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title claims abstract description 26
- 239000002994 raw material Substances 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 5
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 5
- 229910052808 lithium carbonate Inorganic materials 0.000 description 5
- 229910000398 iron phosphate Inorganic materials 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 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 application provides a raw material stirring device for a lithium iron phosphate battery, and belongs to the technical field of lithium battery production. The lithium iron phosphate battery raw material stirring device comprises a tank body and a discharging pipe, wherein the discharging pipe is arranged below the tank body, a screw rod A and a screw rod B are respectively arranged on two sides of the interior of the tank body, rotating mechanisms are respectively arranged on the screw rod A and the screw rod B, and the lower end of the screw rod A movably enters the discharging pipe. In this application: the material convection and collision are promoted by adopting two screw rods in the tank body, so that the stirring effect is improved, after the stirring is completed, the screw rod A enters into the discharge pipe to form the state of the screw conveyor, and the discharge of the colloidal lithium iron phosphate mixture is facilitated.
Description
Technical Field
The application relates to the technical field of lithium battery production, in particular to a raw material stirring device for a lithium iron phosphate battery.
Background
Firstly, weighing materials, adding deionized water, fully mixing and stirring in a mixing and stirring tank, wherein the materials mainly comprise ferric phosphate, lithium carbonate and the like.
For this, chinese patent application No. CN202020757486.4 discloses a stirring device for graphene lithium iron phosphate battery positive electrode material production, and this scheme mainly utilizes a plurality of spiral stirring channels to realize the effect of stirring while carrying to improve stirring effect.
However, in the process of implementing the technical solution in the embodiment of the present utility model, the present inventors have found that at least the following technical problems exist in the above technology:
It is known that stirring promotes the mixing effect of materials by causing convection and collision of the materials, and in the above scheme, the materials in the channel are only subjected to a single action of the spiral stirrer, more of which are represented by conveying action, and stirring action such as convection and collision is not formed, so that the stirring effect is limited.
Disclosure of utility model
In order to overcome the defects, the application provides a lithium iron phosphate battery raw material stirring device, and aims to solve the problems in the background art.
The embodiment of the application provides a lithium iron phosphate battery raw material stirring device, which comprises a tank body and a discharge pipe, wherein the discharge pipe is arranged below the tank body, a screw rod A and a screw rod B are respectively arranged at two sides inside the tank body, rotating mechanisms are arranged on the screw rod A and the screw rod B, and the lower end of the screw rod A movably enters the discharge pipe.
In a specific embodiment, the rotating mechanism comprises a motor and a stand, the stand is fixedly connected with the tank body, and the motor is fixedly arranged on the stand.
In a specific embodiment, the rotating mechanism further comprises a main gear and a slave gear, the main gear is connected with the output end shaft of the motor, the slave gear is rotatably connected with the tank body, and the main gear and the slave gear are meshed.
In the realization process, the motor is arranged on the tank body through the engine base, and the motor drives the screw rod A and the screw rod B to rotate through the meshing of the main gear and the slave gear, so that two material flows are formed, and the tank body is overturned and collided to form a better stirring effect.
In a specific embodiment, the upper end of the screw rod a is axially slidably connected to the corresponding slave gear.
In the implementation process, the inner wall of the corresponding slave gear is provided with teeth, and the excircle of the screw rod A is provided with grooves matched with the teeth, so that the slave gear can drive the screw rod A to rotate, and meanwhile, the screw rod A can axially move along the slave gear so as to enter the discharge pipe.
In a specific embodiment, the upper end of the screw rod B is connected to the corresponding slave gear fixing shaft.
In the implementation process, the spiral rod B is driven to rotate by the corresponding slave gear so as to form convection with the spiral rod A, so that the stirring effect is improved.
In a specific embodiment, the tank body is conical, and a feed port is formed in the upper portion of the tank body.
In the realization process, the conical tank body is convenient to process and manufacture, and is also convenient for the lithium carbonate and the iron phosphate raw materials to be internally overturned and mixed, and the feeding port is used for feeding the lithium carbonate and the iron phosphate raw materials.
In a specific embodiment, a valve is rotatably connected to the lower end of the screw rod A, and a telescopic rod is arranged on the valve.
In a specific embodiment, the tank body is provided with a support leg, and the telescopic rod is fixedly connected with the corresponding support leg.
In the implementation process, the telescopic rod can be driven hydraulically or electrically, so that the valve and the spiral rod A can be controlled to axially move, and when stirring, the valve moves to the upper end of the discharge pipe, so that materials are prevented from entering the discharge pipe to form stirring dead angles.
Compared with the prior art, the application has the beneficial effects that: the material convection and collision are promoted by adopting two screw rods in the tank body, so that the stirring effect is improved, after the stirring is completed, the screw rod A enters into the discharge pipe to form the state of the screw conveyor, and the discharge of the colloidal lithium iron phosphate mixture is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a raw material stirring device of a lithium iron phosphate battery according to an embodiment of the application;
Fig. 2 is a schematic diagram of a stirring state of a lithium iron phosphate battery raw material stirring device according to an embodiment of the present application;
Fig. 3 is a schematic diagram of a discharging state of a lithium iron phosphate battery raw material stirring device according to an embodiment of the present application;
fig. 4 is a schematic enlarged view of a portion of fig. 2a according to an embodiment of the present application.
In the figure: 10-a tank body; 20-discharging pipe; 30-screw rod A; 40-screw rod B; 50-a rotation mechanism; 51-a motor; 52-a stand; 53-main gear; 54-slave gear; 60-valve; 70-telescoping rod; 80-supporting legs.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application.
Referring to fig. 1-4, the application provides a lithium iron phosphate battery raw material stirring device, which comprises a tank body 10 and a discharge pipe 20, wherein the discharge pipe 20 is arranged below the tank body 10, a screw rod a30 and a screw rod B40 are respectively arranged at two sides inside the tank body 10, a rotating mechanism 50 is arranged on each of the screw rod a30 and the screw rod B40, and the lower end of the screw rod a30 moves into the discharge pipe 20. Wherein, adopt two hob in jar body 10 to promote material convection and collision to improve stirring effect, after the stirring is accomplished, hob A30 enters into row material pipe 20, forms screw conveyer's state, thereby is favorable to gelatinous lithium iron phosphate mixture to discharge.
Referring to fig. 1 to 4, the rotating mechanism 50 includes a motor 51 and a base 52, the base 52 is fixedly connected with the tank 10, and the motor 51 is fixed on the base 52. The rotating mechanism 50 further comprises a main gear 53 and a slave gear 54, wherein the main gear 53 is connected with the output end of the motor 51 in a shaft manner, the slave gear 54 is connected with the tank 10 in a rotating manner, and the main gear 53 and the slave gear 54 are meshed. The motor 51 is mounted on the tank 10 through the stand 52, and the motor 51 drives the screw rod A30 and the screw rod B40 to rotate through the engagement of the main gear 53 and the slave gear 54, so that two material flows are formed, and the two material flows are overturned and collided in the tank 10, so that a good stirring effect is formed.
Referring to fig. 1-4, the upper end of the screw a30 is axially slidably coupled to a corresponding slave gear 54. The corresponding slave gear 54 is provided with teeth on the inner wall, and the outer circle of the screw rod A30 is provided with grooves matched with the teeth, so that the slave gear 54 can drive the screw rod A30 to rotate, and the screw rod A30 can axially move along the slave gear 54 so as to enter the discharge pipe 20.
Referring to fig. 1-4, the upper end of the screw B40 is fixedly coupled to a corresponding slave gear 54. Screw B40 is rotated by a corresponding slave gear 54 to form convection with screw a30 to enhance stirring effect.
Referring to fig. 1-3, a tank 10 is tapered, and a feed inlet is formed at an upper portion of the tank 10. The conical tank body 10 is convenient to process and manufacture, and is also convenient for the lithium carbonate and the iron phosphate raw materials to be overturned and mixed in the tank body, and the feeding port is used for feeding the lithium carbonate and the iron phosphate raw materials.
Referring to fig. 1-3, a valve 60 is rotatably connected to the lower end of the screw a30, and a telescopic rod 70 is provided on the valve 60. The tank body 10 is provided with support legs 80, and the telescopic rod 70 is fixedly connected with the corresponding support legs 80. The telescopic rod 70 can be driven hydraulically or electrically to control the axial movement of the valve 60 and the screw rod A30, and the valve 60 moves to the upper end of the discharge pipe 20 during stirring so as to prevent materials from entering the discharge pipe 20 to form stirring dead angles.
The working principle of the lithium iron phosphate battery raw material stirring device is as follows: during stirring, the valve 60 and the screw rod A30 are jacked by the telescopic rod 70, the screw rod A30 is all positioned in the tank body 10 and driven by the rotating mechanism 50 to lift the materials upwards, the materials are collected at the middle upper part of the tank body 10 and then flow downwards, convection and collision are formed between the two material flows, so that the stirring effect is improved, when the stirring is completed and the discharging is required, the telescopic rod 70 is retracted, the valve 60 moves to the lower end of the discharging pipe 20, and meanwhile, the lower end of the screw rod A30 enters the discharging pipe 20 to form a state of a screw conveyer, so that a colloidal lithium iron phosphate mixture is discharged from an opening at one side of the discharging pipe 20, and in conclusion, the two screw rods are adopted in the tank body 10 to promote the convection and collision of the materials, so that the stirring effect is improved, and after the stirring is completed, the screw rod A30 enters the discharging pipe 20 to form a state of the screw conveyer, so that the colloidal lithium iron phosphate mixture is discharged.
The above embodiments of the present application are only examples, and are not intended to limit the scope of the present application, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Claims (8)
1. The utility model provides a lithium iron phosphate battery raw material stirring device, its characterized in that, includes a jar body (10) and arranges material pipe (20), it is in to arrange material pipe (20) set up jar body (10) below, jar internal both sides of (10) are provided with hob A (30) and hob B (40) respectively, hob A (30) with all be provided with rotary mechanism (50) on hob B (40), hob A (30) lower extreme activity gets into arrange material pipe (20).
2. The lithium iron phosphate battery raw material stirring device according to claim 1, wherein the rotating mechanism (50) comprises a motor (51) and a base (52), the base (52) is fixedly connected with the tank body (10), and the motor (51) is installed and fixed on the base (52).
3. The lithium iron phosphate battery raw material stirring device according to claim 2, wherein the rotating mechanism (50) further comprises a main gear (53) and a slave gear (54), the main gear (53) is connected with the output end shaft of the motor (51), the slave gear (54) is rotatably connected with the tank body (10), and the main gear (53) and the slave gear (54) are meshed.
4. A lithium iron phosphate battery raw material stirring device according to claim 3, wherein the upper end of the screw rod a (30) is axially slidably connected with the corresponding slave gear (54).
5. The lithium iron phosphate battery raw material stirring device according to claim 4, wherein the upper end of the screw rod B (40) is fixedly connected with the corresponding slave gear (54).
6. The lithium iron phosphate battery raw material stirring device according to claim 1, wherein the tank body (10) is conical, and a feeding port is formed in the upper portion of the tank body (10).
7. The lithium iron phosphate battery raw material stirring device according to claim 1, wherein a valve (60) is rotatably connected to the lower end of the screw rod A (30), and a telescopic rod (70) is arranged on the valve (60).
8. The lithium iron phosphate battery raw material stirring device according to claim 7, wherein the tank body (10) is provided with support legs (80), and the telescopic rods (70) are fixedly connected with the corresponding support legs (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322880741.0U CN221207556U (en) | 2023-10-26 | 2023-10-26 | Lithium iron phosphate battery raw material stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322880741.0U CN221207556U (en) | 2023-10-26 | 2023-10-26 | Lithium iron phosphate battery raw material stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221207556U true CN221207556U (en) | 2024-06-25 |
Family
ID=91566745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322880741.0U Active CN221207556U (en) | 2023-10-26 | 2023-10-26 | Lithium iron phosphate battery raw material stirring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221207556U (en) |
-
2023
- 2023-10-26 CN CN202322880741.0U patent/CN221207556U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |