CN220425342U - Guiding device of ternary precursor preparation equipment - Google Patents
Guiding device of ternary precursor preparation equipment Download PDFInfo
- Publication number
- CN220425342U CN220425342U CN202321875435.1U CN202321875435U CN220425342U CN 220425342 U CN220425342 U CN 220425342U CN 202321875435 U CN202321875435 U CN 202321875435U CN 220425342 U CN220425342 U CN 220425342U
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- China
- Prior art keywords
- kettle
- section
- diameter
- guiding device
- cauldron
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- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000002243 precursor Substances 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000003756 stirring Methods 0.000 claims abstract description 13
- 239000000376 reactant Substances 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 16
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 4
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 4
- 239000002585 base Substances 0.000 description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000003513 alkali Substances 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The application discloses guiding device of ternary precursor preparation equipment relates to the field of lithium ion battery processing equipment, can solve the problem that the honeycomb duct was blockked up among the prior art. The preparation equipment comprises a batching kettle and a reaction kettle, wherein a flow guiding device is connected between the reaction kettle and the batching kettle and used for injecting feed liquid of the batching kettle into bottom liquid of the reaction kettle, the reaction kettle comprises a kettle body, a kettle cover connected to the top of the kettle body and a stirring paddle connected to the kettle cover and used for stirring reactants in the kettle body, the flow guiding device comprises a flow guiding pipe connected between a discharge hole of the batching kettle and the kettle cover of the reaction kettle, a plurality of connecting pipes connected to the flow guiding pipe and away from one end of the batching kettle, and one end of the connecting pipe away from the flow guiding pipe stretches into the bottom liquid of the kettle body.
Description
Technical Field
The application relates to the field of lithium ion battery processing equipment, in particular to a flow guiding device of ternary precursor preparation equipment.
Background
Lithium ion batteries are an ideal green high-energy power supply widely accepted in the international society at present, and with the rapid development of electronic equipment, the demand for high-energy resources is rapidly increased, and the lithium ion batteries have become one of the most rapidly developed fields at present. Among the positive electrode materials, ternary materials are considered as one of the most promising positive electrode materials because of their low development cost, large capacity, and high tap density.
In the process of processing production, the ternary precursor is an intermediate product of ternary materials, the ternary precursor is synthesized by ternary precursor preparation equipment, the ternary precursor preparation equipment comprises a batching kettle and a reaction kettle, the batching kettle is connected with the reaction kettle through a flow guide pipe, the flow guide pipe is used for injecting feed liquid in the batching kettle into the reaction kettle and carrying out chemical reaction with base liquid in the reaction kettle, the flow guide pipe stretches into the base liquid in the reaction kettle, the feed liquid comprises sulfate, ammonia alkali liquid, additives and the like, the main components of the base liquid are ammonia alkali liquid, the ammonia alkali liquid and the sulfate carry out precipitation reaction, and alkaline precipitate is generated and rapidly agglomerated into secondary particles. Because the flow rate of the feed liquid entering the base liquid is large, and the two solutions react fast, the feed liquid is not easy to disperse in time, and a large amount of sediment is easy to form at the outlet of the guide pipe, so that the guide pipe is blocked.
Disclosure of Invention
Therefore, the application provides a guiding device of ternary precursor preparation equipment, so as to solve the problem of blockage of a guiding pipe in the prior art.
In order to achieve the above object, the present application provides the following technical solutions:
the utility model provides a guiding device of ternary precursor preparation equipment, preparation equipment includes batching cauldron and reation kettle, reation kettle with connect guiding device between the batching cauldron, guiding device is arranged in injecting batching cauldron's feed liquid into reation kettle's base solution, reation kettle include the cauldron body, connect in the kettle cover at the top of the cauldron body with connect in the stirring rake that is used for stirring internal reactant of cauldron, guiding device including connect in batching cauldron's discharge gate with between the kettle cover of reation kettle, a plurality of connect in the honeycomb duct is kept away from by the connecting pipe of batching cauldron one end, the connecting pipe is kept away from one end of honeycomb duct stretches into in the base solution of the cauldron body.
Preferably, the connecting pipe comprises a first section connected with the flow guide pipe and a plurality of second sections connected with one ends of the first section far away from the flow guide pipe, and one ends of the second sections far away from the first section extend into the bottom liquid of the kettle body.
Preferably, the end part of the first section far away from the flow guiding pipe is connected with a hemispherical shell, and a plurality of second sections are connected with the hemispherical shell along the circumferential direction of the hemispherical shell.
Preferably, the number of the second sections connected to the same first section is three.
Preferably, the diameter of the second section < the diameter of the first section < the diameter of the draft tube.
Preferably, the diameter of the flow guide pipe is 1/30-1/20 of the diameter of the kettle body, the diameter of the first section is 1/6-1/10 of the diameter of the flow guide pipe, and the diameter of the second section is 1/3-1/5 of the diameter of the first section.
Preferably, the flow guiding pipe is connected with a pressure pump.
The application has the following advantages:
the feed liquid in the batching cauldron flows to a plurality of connecting pipes in from the water conservancy diversion pipe, and in the bottom liquid of the cauldron body was flowed into to a plurality of connecting pipes of rethread, reacted with the bottom liquid, the reposition of redundant personnel of feed liquid through a plurality of connecting pipes, the flow that gets into each connecting pipe reduces, can avoid a large amount of precipitation chemical reaction gathering to take place, and a plurality of connecting pipes stretch into everywhere of bottom liquid to stir through the stirring rake, disperse in the bottom liquid more fast, avoid a large amount of precipitations to block up the pipeline.
Drawings
For a more visual illustration of the prior art and the present application, several exemplary drawings are presented below. It should be understood that the specific shape and configuration shown in the drawings should not be considered in general as limiting upon the practice of the present application; for example, based on the technical concepts and exemplary drawings disclosed herein, those skilled in the art have the ability to easily make conventional adjustments or further optimizations for the add/subtract/assign division, specific shapes, positional relationships, connection modes, dimensional scaling relationships, etc. of certain units (components).
FIG. 1 is a schematic view of a part of a ternary precursor preparation apparatus according to an embodiment of the present disclosure;
FIG. 2 is an enlarged view at A of FIG. 1;
fig. 3 is a schematic structural diagram of a flow guiding device of a ternary precursor preparation apparatus according to an embodiment of the present disclosure;
FIG. 4 is a bottom view of FIG. 3;
fig. 5 is a schematic structural diagram of a connection pipe of a flow guiding device of a ternary precursor preparation apparatus according to an embodiment of the present application.
Reference numerals illustrate:
1. a flow guiding pipe; 2. a connecting pipe; 21. a first section; 211. a hemispherical shell; 22. a second section; 3. a batching kettle; 4. a reaction kettle; 41. a kettle body; 411. stirring paddles; 42. a kettle cover; 5. and a pressure pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
In the description of the present application: the terms "inner", "outer" refer to the inner and outer of the respective component profiles; the terms "first," "second," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed but inherent to such process, method, article, or apparatus or adding steps or elements based on further optimization of the inventive concept.
Referring to fig. 1-5, the application discloses a guiding device of ternary precursor preparation equipment, preparation equipment includes batching cauldron 3 and reation kettle 4, connecting guiding device between reation kettle 4 and the batching cauldron 3, guiding device is arranged in injecting batching cauldron 3's feed liquid into reation kettle 4's base solution, reation kettle 4 includes the cauldron body 41, connect in the cover 42 at the top of the cauldron body 41 and connect in the cover 42 and be used for stirring the stirring rake 411 of reactant in the cauldron body 41, guiding device is including connecting the honeycomb duct 1 between batching cauldron 3's discharge gate and the cover 42 of reation kettle 4, a plurality of connecting pipes 2 that keep away from batching cauldron 3 one end in honeycomb duct 1, the one end that honeycomb duct 1 was kept away from to connecting pipe 2 stretches into to in the base solution of the cauldron body 41.
The feed liquid in the batching cauldron 3 flows to in a plurality of connecting pipes 2 from honeycomb duct 1, and rethread a plurality of connecting pipes 2 flow into the base solution of the cauldron body 41, react with the base solution, and the flow that the feed liquid passes through a plurality of connecting pipes 2 shunts, and the flow that gets into each connecting pipe 2 reduces, can avoid a large amount of precipitation chemistry reaction to gather and take place, and a plurality of connecting pipes 2 stretch into everywhere of base solution to stir through stirring rake 411, disperse in the base solution more fast, avoid a large amount of precipitations to block up the pipeline.
The connecting pipe 2 comprises a first section 21 connected to the flow guiding pipe 1 and a plurality of second sections 22 connected to one ends of the first section 21 far away from the flow guiding pipe 1, and one ends of the second sections 22 far away from the first section 21 extend into the bottom liquid of the kettle body 41. The flow of the feed liquid into the bottom liquid is further reduced by the two partial flows of the feed liquid through the first section 21 and the second section 22.
The second stage 22 further splits and increases the homogeneity of the precipitation reaction in the base liquid.
The end of the first segment 21 remote from the draft tube 11 is connected to a hemispherical case 211, and the plurality of second segments 22 are connected to the hemispherical case 211 along the circumferential direction of the hemispherical case 211.
The number of second sections 22 connected to the same first section 21 is three.
The angle between the projections of two adjacent second sections 22 on the horizontal plane is 120 degrees, and the second sections 22 extend obliquely downwards.
The diameter of the second section 22 < the diameter of the first section 21 < the diameter of the draft tube 1. The pipe diameter is small, so that the flow entering the kettle body 41 can be controlled.
The diameter of the flow guide pipe 1 is 1/30-1/20 of the cylinder diameter of the kettle body 41, the diameter of the first section 21 is 1/6-1/10 of the diameter of the flow guide pipe 1, and the diameter of the second section 22 is 1/3-1/5 of the diameter of the first section 21.
The flow guiding pipe 1 is connected with a pressure pump 5. The pressure pump 5 is used for pumping the material liquid in the batching kettle 3 into the kettle body 41.
Any combination of the technical features of the above embodiments may be performed (as long as there is no contradiction between the combination of the technical features), and for brevity of description, all of the possible combinations of the technical features of the above embodiments are not described; these examples, which are not explicitly written, should also be considered as being within the scope of the present description.
The foregoing has outlined and detailed description of the present application in terms of the general description and embodiments. It should be appreciated that numerous conventional modifications and further innovations may be made to these specific embodiments, based on the technical concepts of the present application; but such conventional modifications and further innovations may be made without departing from the technical spirit of the present application, and such conventional modifications and further innovations are also intended to fall within the scope of the claims of the present application.
Claims (7)
1. The utility model provides a guiding device of ternary precursor preparation equipment, preparation equipment includes batching cauldron and reation kettle, reation kettle with connect guiding device between the batching cauldron, guiding device is arranged in injecting batching cauldron's feed liquid into reation kettle's base solution, reation kettle include the cauldron body, connect in the kettle lid at the top of the cauldron body with connect in the stirring rake that is used for stirring internal reactant of cauldron, a serial communication port, guiding device including connect in batching cauldron's discharge gate with between reation kettle's the kettle lid, a plurality of connect in the honeycomb duct is kept away from connecting pipe of batching cauldron one end, the connecting pipe is kept away from one end of honeycomb duct stretches into in the base solution of the cauldron body.
2. The flow guide device of claim 1, wherein the connecting tube comprises a first section connected to the flow guide tube and a plurality of second sections connected to ends of the first section away from the flow guide tube, and wherein the ends of the second sections away from the first section extend into the bottom liquid of the kettle body.
3. The flow guiding device according to claim 2, wherein the end of the first section away from the flow guiding tube is connected to a hemispherical shell, and a plurality of the second sections are connected to the hemispherical shell along the circumferential direction of the hemispherical shell.
4. A deflector according to claim 3, wherein the second sections connected to the same first section are three.
5. The flow guide device of claim 2, wherein the diameter of the second section < the diameter of the first section < the diameter of the flow guide tube.
6. The flow guiding device according to claim 5, wherein the diameter of the flow guiding pipe is 1/30-1/20 of the diameter of the kettle body, the diameter of the first section is 1/6-1/10 of the diameter of the flow guiding pipe, and the diameter of the second section is 1/3-1/5 of the diameter of the first section.
7. The flow guiding device of claim 1, wherein the flow guiding tube is connected to a pressure pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321875435.1U CN220425342U (en) | 2023-07-14 | 2023-07-14 | Guiding device of ternary precursor preparation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321875435.1U CN220425342U (en) | 2023-07-14 | 2023-07-14 | Guiding device of ternary precursor preparation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220425342U true CN220425342U (en) | 2024-02-02 |
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ID=89692246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321875435.1U Active CN220425342U (en) | 2023-07-14 | 2023-07-14 | Guiding device of ternary precursor preparation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220425342U (en) |
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2023
- 2023-07-14 CN CN202321875435.1U patent/CN220425342U/en active Active
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