CN218250244U - Device for continuous carbonization and purification of lithium carbonate fixed bed - Google Patents
Device for continuous carbonization and purification of lithium carbonate fixed bed Download PDFInfo
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- CN218250244U CN218250244U CN202222409145.XU CN202222409145U CN218250244U CN 218250244 U CN218250244 U CN 218250244U CN 202222409145 U CN202222409145 U CN 202222409145U CN 218250244 U CN218250244 U CN 218250244U
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Abstract
The utility model provides a continuous carbonization and purification device of a lithium carbonate fixed bed, which belongs to the technical field of lithium carbonate purification equipment; the tower comprises a tower body, be provided with (mixing) shaft one, (mixing) shaft two under inside cooling coil and the cooling coil of being provided with of tower body, distribution about (mixing) shaft one, (mixing) shaft two are, on (mixing) shaft one, the second fixedly connected with rabbling mechanism of difference of (mixing) shaft, rabbling mechanism is including stirring muscle, stirring branch fixed surface is connected with the bar cylinder, inside being provided with of tower body lower extreme two is the casing on the air inlet unit and the air inlet unit that distribute about including fixed connection's the tower body inner wall, the gas tube that communicates with casing one side, the inside hollow structure that is of casing, housing face is provided with the air vent, the gas tube other end runs through the tower body and extends to its outside. The problems of low energy saving and low reaction efficiency are solved.
Description
Technical Field
The utility model provides a device of continuous carbonization purification of lithium carbonate fixed bed belongs to lithium carbonate purification equipment technical field.
Background
Lithium carbonate, an important basic lithium salt, is used as a main raw material for preparing other lithium salts. With the continuous and rapid development brought by the technical breakthrough and policy support of new energy automobiles, the demand for lithium carbonate products is continuously increased, in recent years, the quality requirements for the lithium carbonate products are increasingly increased globally, and most primary products cannot meet the requirements, so that the purification of crude lithium carbonate products is particularly important. Due to the limitations of production technology and salt lake brine, the primary product is mostly industrial-grade lithium carbonate with low cost and large yield, the preparation of battery-grade lithium carbonate by directly taking the industrial-grade lithium carbonate as a raw material is the most economic method, carbon dioxide needs to be introduced into a carbonization tower to carry out carbonation hydrogenation on the lithium carbonate in the technical process of preparing the battery-grade lithium carbonate by purifying the industrial-grade lithium carbonate, the contact surface between the carbon dioxide and a lithium carbonate solution of the existing carbonization tower is small, so that the consumption of the carbon dioxide is large, but the reaction efficiency in the carbonization tower is low, and the energy conservation and consumption reduction are not facilitated; further, the solubility of lithium carbonate in water decreases with increasing temperature, while the reaction of carbon dioxide with lithium carbonate is an exothermic reaction, generating a large amount of heat, resulting in an increase in temperature in the carbonization tower, thereby decreasing the solubility of lithium carbonate in water. The present invention is directed to these problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of device of continuous carbonization purification of lithium carbonate fixed bed, simple structure to can solve not energy-conserving and the low problem of reaction efficiency.
The utility model discloses a solve above-mentioned problem, the technical scheme who proposes is: the utility model provides a device of continuous carbonization purification of lithium carbonate fixed bed, includes the tower body, be provided with (mixing) shaft one, (mixing) shaft two under inside cooling coil pipe and the cooling coil pipe of being provided with of tower body, distribution about (mixing) shaft one, (mixing) shaft two are, on (mixing) shaft one, the (mixing) shaft two respectively fixedly connected with rabbling mechanism, rabbling mechanism is including stirring muscle, stirring branch fixed surface is connected with bar cylinder, inside being provided with two air inlet unit that distribute about being of tower body lower extreme and air inlet unit include the casing on fixed connection's the tower body inner wall, with the gas tube of casing one side intercommunication, the inside hollow structure that is of casing, housing face is provided with the air vent, the gas tube other end runs through the tower body and extends to its outside.
The top and the side of the tower body are respectively provided with a feed inlet and an air outlet, and the bottom of the tower body is provided with a discharge outlet.
Fixedly connected with mounting panel one, mounting panel two on the tower body outer wall, the output of fixedly connected with motor and the other end rotation of (mixing) shaft one are connected on the tower body inner wall on mounting panel one, on the (mixing) shaft one just be located tower body outside fixedly connected with action wheel.
The other end of fixedly connected with fixed plate and (mixing) shaft two rotates to be connected on the fixed plate on the mounting panel two, on the (mixing) shaft two and be located tower body outside fixedly connected with from the driving wheel, the action wheel with pass through the belt rotation from the driving wheel and be connected.
And the first stirring shaft and the second stirring shaft are respectively and fixedly connected with a plurality of connecting blocks, and the stirring ribs are respectively and fixedly connected to the upper side and the lower side of the connecting blocks.
The inflation tube is communicated with the shell and the cavity inside the vent hole.
The utility model has the advantages that: the utility model has simple structure, the contact area with the lithium carbonate water solution is increased by matching the stirring mechanism with the water inlet device, and the problem of non-energy saving is solved; through the setting of built-in cooling coil, reduce the reaction of carbon dioxide and lithium carbonate and can produce a large amount of heats, reduce the temperature rise in the carbonator, solved the problem that reaction efficiency is low.
Drawings
Fig. 1 is the structure schematic diagram of the device for continuous carbonization and purification of the lithium carbonate fixed bed of the utility model.
Fig. 2 is the utility model relates to a device local A's of lithium carbonate fixed bed carbonization purification in succession structure schematic diagram.
( 1. A tower body; 2. a cooling coil; 3. a first stirring shaft; 4. a second stirring shaft; 5. stirring the ribs; 6. stirring the supporting rod; 7. a bar-shaped cylinder; 8. a housing; 9. a vent hole; 10. an inflation tube; 11. a feed inlet; 12. an air outlet; 13. a first mounting plate; 14. a second mounting plate; 15. a motor; 16. a fixing plate; 17. a driving wheel; 18. a driven wheel; 19. a belt; 20. connecting block )
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
According to FIG. 1: the utility model provides a device of continuous carbonization purification of lithium carbonate fixed bed: the tower comprises a tower body 1, wherein a cooling coil 2 is arranged in the tower body 1, a first stirring shaft 3 and a second stirring shaft 4 are arranged under the cooling coil 2, the first stirring shaft 3 and the second stirring shaft 4 are distributed up and down, stirring mechanisms are respectively and fixedly connected to the first stirring shaft 3 and the second stirring shaft 4, each stirring mechanism comprises a stirring rib 5 and a stirring support rod 6, the surface of each stirring support rod 6 is fixedly connected with a bar-shaped cylinder 7, two air inlet devices which are distributed up and down are arranged in the lower end of the tower body 1 and comprise a shell 8 fixedly connected to the inner wall of the tower body 1 and an inflation tube 10 communicated with one side of the shell 8, the interior of the shell 8 is of a hollow structure, an air vent 9 is formed in the surface of the shell 8, and the other end of the inflation tube 10 penetrates through the tower body 1 and extends to the outer side of the tower body; the top and the side of the tower body 1 are respectively provided with a feed inlet 11 and an air outlet 12, and the bottom of the tower body is provided with a discharge outlet; the outer wall of the tower body 1 is fixedly connected with a first mounting plate 13 and a second mounting plate 14, the first mounting plate 13 is fixedly connected with a motor 15, the output end of the motor 15 is fixedly connected with a first stirring shaft 3, the other end of the first stirring shaft 3 is rotatably connected to the inner wall of the tower body 1, and a driving wheel 17 is fixedly connected to the first stirring shaft 3 and positioned on the outer side of the tower body 1; a fixed plate 16 is fixedly connected to the mounting plate II 14, the other end of the stirring shaft II 4 is rotatably connected to the fixed plate 16, a driven wheel 18 is fixedly connected to the stirring shaft II 4 and positioned on the outer side of the tower body 1, and the driving wheel 17 is rotatably connected with the driven wheel 18 through a belt 19; the first stirring shaft 3 and the second stirring shaft 4 are respectively and fixedly connected with a plurality of connecting blocks 20, and the stirring ribs 5 are respectively and fixedly connected to the upper side and the lower side of each connecting block 20; the inflation tube 10 is communicated with the inner cavities of the shell 8 and the vent hole 9.
The principle of the utility model
In summary, the following steps: lithium carbonate aqueous solution enters from a feeding hole at the top of the carbonization tower, carbon dioxide enters the tower body through an air vent of the shell from an air charging pipe, the air vent disperses gas gathered by the air charging pipe, the contact area of the gas with the lithium carbonate aqueous solution is increased, a starting motor drives a stirring shaft I to drive an action wheel to drive a driven wheel through a belt, a stirring rib is driven to drive a stirring support rod to rotate, a strip-shaped cylinder on the stirring support rod can increase the contact area with the lithium carbonate aqueous solution, the mixing effect is improved, a cooling medium in the prior art is introduced into a cooling coil, heat exchange is carried out on heat generated by exothermic reaction in the tower body, the interior of the tower body is cooled rapidly, the solubility of lithium carbonate in water is ensured, and the reaction of the carbon dioxide and the lithium carbonate solution is smoothly carried out. The utility model discloses simple structure to can solve not energy-conserving and the low problem of reaction efficiency.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides a device of continuous carbonization purification of lithium carbonate fixed bed which characterized in that: including tower body (1), be provided with (mixing) shaft (3), (mixing) shaft two (4) under tower body (1) inside cooling coil (2) and cooling coil (2) of being provided with, distribution about (mixing) shaft one (3), (mixing) shaft two (4) are, on (mixing) shaft one (3), mixing shaft two (4) respectively fixedly connected with rabbling mechanism, rabbling mechanism is including stirring muscle (5), stirring branch (6) fixed surface is connected with bar cylinder (7), inside being provided with two air inlet unit that are distribution about and air inlet unit include casing (8) on fixed connection's tower body (1) inner wall, gas tube (10) with casing (8) one side intercommunication, casing (8) inside is hollow structure, casing (8) surface is provided with air vent (9), gas tube (10) other end runs through tower body (1) and extends to its outside.
2. The apparatus for continuous carbonization and purification of lithium carbonate in fixed bed according to claim 1, wherein: the top and the side of the tower body (1) are respectively provided with a feed inlet (11) and an air outlet (12), and the bottom of the tower body is provided with a discharge hole.
3. The apparatus for continuous carbonization and purification of lithium carbonate in fixed bed according to claim 1, wherein: fixedly connected with mounting panel (13), mounting panel two (14) on tower body (1) outer wall, the output of fixedly connected with motor (15) and the other end of (mixing) shaft (3) fixed connection and (mixing) shaft (3) rotate to be connected on tower body (1) inner wall on mounting panel (13), just be located tower body (1) outside fixedly connected with action wheel (17) on (mixing) shaft (3).
4. The apparatus for continuous carbonization and purification of lithium carbonate by fixed bed according to claim 3, wherein: fixedly connected with fixed plate (16) and the other end rotation of (mixing) shaft two (4) are connected on fixed plate (16) on mounting panel two (14), on (mixing) shaft two (4) and be located tower body (1) outside fixedly connected with from driving wheel (18), action wheel (17) are connected with rotating from driving wheel (18) through belt (19).
5. The apparatus for continuous carbonization and purification of lithium carbonate in fixed bed according to claim 1, wherein: the stirring shaft I (3) and the stirring shaft II (4) are respectively fixedly connected with a plurality of connecting blocks (20) and stirring ribs (5) are respectively fixedly connected to the upper side and the lower side of each connecting block (20).
6. The apparatus for continuous carbonization and purification of lithium carbonate by fixed bed according to claim 1, wherein: the inflation tube (10) is communicated with the inner cavities of the shell (8) and the vent hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222409145.XU CN218250244U (en) | 2022-09-09 | 2022-09-09 | Device for continuous carbonization and purification of lithium carbonate fixed bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222409145.XU CN218250244U (en) | 2022-09-09 | 2022-09-09 | Device for continuous carbonization and purification of lithium carbonate fixed bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218250244U true CN218250244U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222409145.XU Active CN218250244U (en) | 2022-09-09 | 2022-09-09 | Device for continuous carbonization and purification of lithium carbonate fixed bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218250244U (en) |
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2022
- 2022-09-09 CN CN202222409145.XU patent/CN218250244U/en active Active
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