CN111233011A - A purification system for lithium carbonate - Google Patents
A purification system for lithium carbonate Download PDFInfo
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- CN111233011A CN111233011A CN202010089687.6A CN202010089687A CN111233011A CN 111233011 A CN111233011 A CN 111233011A CN 202010089687 A CN202010089687 A CN 202010089687A CN 111233011 A CN111233011 A CN 111233011A
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- Prior art keywords
- tank
- mixing reaction
- reaction tank
- lithium carbonate
- purification system
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D15/00—Lithium compounds
- C01D15/08—Carbonates; Bicarbonates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
- B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a purification system for lithium carbonate, which comprises a mixing reaction tank, wherein a waste material collection chamber is arranged at the bottom of the mixing reaction tank, a waste material outlet valve is arranged on the surface of the bottom end of the mixing reaction tank, a feeding pipe is arranged on the upper end surface of the mixing reaction tank, a submersible pump is arranged in the waste material collection chamber, the other end of the mixing reaction tank is connected with a reduced pressure distillation tank through a pipeline, a filter is arranged on the pipeline between the mixing reaction tank and the reduced pressure distillation tank, one end of the reduced pressure distillation tank is connected with a filter tank through a pipeline, and the waste material collection chamber, the filter tank and the reduced pressure distillation tank are all arranged on the upper surface of an installation seat; through the centrifugal unloading mode that sets up, can be so that the reaction material drops into the inside back of mixing reaction jar, can disperse everywhere to increased reaction area, improved reaction efficiency, reduced the required revolving force of stirring mixture simultaneously, it is more energy-conserving.
Description
Technical Field
The invention belongs to the technical field of lithium carbonate, and particularly relates to a purification system for lithium carbonate.
Background
Lithium carbonate is a commonly used lithium ion battery raw material, an inorganic compound, the chemical formula is Li2CO3, the lithium carbonate is colorless monoclinic crystal system crystal or white powder, the density is 2.11g/cm3, the melting point is 723 ℃, the lithium carbonate is soluble in dilute acid and slightly soluble in water, the solubility in cold water is higher than that in hot water, the lithium carbonate is insoluble in alcohol and acetone, and the lithium carbonate can be used for preparing ceramics, medicaments, catalysts and the like, and the commonly used lithium ion battery raw material has the following common preparation method: sintering spodumene and limestone at high temperature to generate lithium aluminate, leaching lithium hydroxide solution, and reacting with sodium carbonate to obtain the lithium carbonate lithium;
and when feeding to mixing reaction jar inside, the reactant can drop to mixing reaction jar same position along the inlet pipe, causes and piles up, has reduced reaction area, has also increased the problem of the required revolving force of stirring and mixing, for this reason we propose a purification system for lithium carbonate.
Disclosure of Invention
The present invention aims to provide a purification system for lithium carbonate to solve the problems set forth in the above background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a purification system for lithium carbonate, includes the mixing reaction jar, the garbage collection room is installed to the bottom of mixing reaction jar, the bottom surface mounting of mixing reaction jar has the waste material to go out the valve, the batch feeding pipe is installed to the up end of mixing reaction jar, the internally mounted of garbage collection room has the immersible pump, there is the decompression retort the other end of mixing reaction jar through the pipe connection, and installs the filter on the pipeline between mixing reaction jar and the decompression retort, there is the filter tank one end of decompression retort through the pipe connection, the upper surface at the mount pad is all installed to garbage collection room, filter tank and decompression retort, interior bolster is installed to the inside wall of mixing reaction jar, the inside of interior bolster clamps has the swinging head, just inside the bottom of batch feeding pipe stretches into the swinging head upper end, the position fixedly connected with limit flange of the corresponding interior bolster of the side surface of swinging head, motor one is installed to the up end wall medial surface of mixing retort, the output shaft surface of a motor bottom has cup jointed the drive belt, just the other end of drive belt cup joints in the rotatory tub upper end outside, the bottom fixedly connected with centrifugal tray of rotatory pipe, the stock chest has been seted up to the upper surface of centrifugal tray, just six branch material ways have been seted up along the circumferencial direction equidistance in the outside of stock chest.
Preferably, one end of the submersible pump extends out of the pipeline and is positioned in the waste collection chamber, and the other end of the submersible pump is communicated with the side surface of the mixing reaction tank through the pipeline.
Preferably, a partition plate is arranged at a position, close to the lower end, on the inner side of the mixing reaction tank, a second motor is arranged at the bottom of the partition plate, and an output shaft of the second motor penetrates through the partition plate to be provided with a mixing stirring blade.
Preferably, the outer side of the upper end of the rotating pipe corresponding to the position of the transmission belt is provided with anti-skid grains.
Preferably, the bottom end of the rotating pipe is communicated with the storage tank, and any material distributing channel is communicated with the storage tank.
Preferably, the inner side of the inner bearing frame is provided with an annular groove matched with the limiting flange.
Preferably, the first motor and the second motor are both internally provided with a sensing element and a power supply and are wirelessly connected with an external control device through the sensing element.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by adopting the centrifugal feeding mode, the reaction materials can be dispersed everywhere after being put into the mixing reaction tank, so that the reaction area is increased, the reaction efficiency is improved, the rotating force required by stirring and mixing is reduced, and the energy is saved.
2. According to the invention, the utilization rate of the reaction material can be improved through the arranged waste recovery secondary stirring reaction, so that the purpose of saving the production cost is achieved, the production purity of lithium carbonate can be improved, the device distribution is reasonable, and the occupied area is small.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the mixing reactor according to the present invention;
FIG. 3 is a schematic view of a top-down surface of a centrifugal disk according to the present invention.
In the figure: 1. a mixing reaction tank; 2. a submersible pump; 3. a mounting seat; 4. a waste outlet valve; 5. a waste collection chamber; 6. a filter tank; 7. a reduced pressure distillation tank; 8. a filter; 9. a feeding pipe; 10. a first motor; 11. an inner bearing frame; 12. rotating the tube; 13. a second motor; 14. mixing and stirring the leaves; 15. a centrifugal pan; 16. a limiting flange; 17. a transmission belt; 18. a storage tank; 19. a material distributing channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a purification system for lithium carbonate comprises a mixing reaction tank 1, a waste collection chamber 5 is installed at the bottom of the mixing reaction tank 1, a waste outlet valve 4 is installed on the surface of the bottom end of the mixing reaction tank 1, a feeding pipe 9 is installed on the upper end face of the mixing reaction tank 1, a submersible pump 2 is installed inside the waste collection chamber 5, the other end of the mixing reaction tank 1 is connected with a reduced pressure distillation tank 7 through a pipeline, a filter 8 is installed on the pipeline between the mixing reaction tank 1 and the reduced pressure distillation tank 7, one end of the reduced pressure distillation tank 7 is connected with a filter tank 6 through a pipeline, the waste collection chamber 5, the filter tank 6 and the reduced pressure distillation tank 7 are all installed on the upper surface of an installation seat 3, an inner bearing frame 11 is installed on the inner side wall of the mixing reaction tank 1, a rotary pipe 12 is clamped inside the inner bearing frame 11, the bottom end of the feeding pipe 9 extends into the upper end of the rotary pipe 12, a limit flange 16 is fixedly connected on the, a motor I10 is arranged on the inner side surface of the upper end wall of the mixing reaction tank 1, a transmission belt 17 is sleeved on the surface of an output shaft at the bottom of the motor I10, and the other end of the transmission belt 17 is sleeved outside the upper end of the rotating pipe 12, the bottom of the rotating pipe 12 is fixedly connected with a centrifugal disc 15, the upper surface of the centrifugal disc 15 is provided with a storage tank 18, and six material distributing channels 19 are equally arranged along the circumferential direction at the outer side of the material storage tank 18, the reaction materials are put into the mixing reaction tank 1 along the feeding pipe 9 and enter the material storage tank 18 on the upper surface of the centrifugal disc 15 along the rotating pipe 12, the first motor 10 is matched with the transmission belt 17 through an output shaft, so that the rotating pipe 12 rotates, due to the limiting function of the limiting flange 16 and the inner bearing frame 11, the rotary pipe 12 and the centrifugal disc 15 only rotate synchronously, without moving up and down, and the reaction materials are discharged along the material distribution passage 19 by centrifugal force and dispersed in the interior of the mixing reaction tank 1.
Wherein, one end of the submersible pump 2 extends out of the pipeline and is positioned inside the waste collecting chamber 5, and the other end is communicated with the side surface of the mixing reaction tank 1 through the pipeline.
Wherein, the position that is close to the lower extreme in the inboard of mixing retort 1 is installed the baffle, and the bottom of baffle is installed motor two 13, and the output shaft of motor two 13 passes the baffle and installs mixing stirring leaf 14.
Wherein, the position of the upper end outside of the rotating pipe 12 corresponding to the driving belt 17 is provided with anti-skid grains.
Wherein, the bottom end of the rotary pipe 12 is communicated with the stock chest 18, and the arbitrary material distributing channel 19 is communicated with the stock chest 18.
Wherein, the inner side of the inner bearing frame 11 is provided with an annular groove matched with the limit flange 16.
Wherein, the inside sensor element and the power of both installing of motor one 10 and motor two 13, and through sensor element and external control device wireless connection.
The working principle and the using process of the invention are as follows: reaction materials are put into the mixing reaction tank 1 along the feeding pipe 9, the reaction materials enter the material storage groove 18 on the upper surface of the centrifugal disc 15 along the rotating pipe 12, at the moment, the motor I10 is matched with the driving belt 17 through the output shaft, so that the rotating pipe 12 rotates, due to the limiting effect of the limiting flange 16 and the inner bearing frame 11, the rotating pipe 12 and the centrifugal disc 15 only synchronously rotate and cannot move up and down, at the moment, the reaction materials are discharged and dispersed in the mixing reaction tank 1 along the material distributing channel 19 through centrifugal force, so that the reaction area of the reaction materials is increased, the reaction materials are not accumulated, the motor II 13 drives the mixing stirring blades 14 to rotate through the output shaft to stir the reaction materials, the reaction efficiency is further improved, after the reaction is finished, waste materials enter the waste material collecting chamber 5, other reaction materials are filtered through the filter 8 through a pipeline, and liquid phases enter the decompression distillation tank 7, flow to filtering tank 6 through the pipeline once more, carbon dioxide is gone into again and is purified, and the waste material of 5 inside of garbage collection room is gone into mixing retort 1 inside by the pump under 2's of immersible pump inside, carries out the secondary reaction, increases operation rate.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A purification system for lithium carbonate, comprising a mixing reaction tank (1), characterized in that: the waste collecting chamber (5) is installed at the bottom of the mixing reaction tank (1), the waste discharging valve (4) is installed on the bottom surface of the mixing reaction tank (1), the feeding pipe (9) is installed on the upper end surface of the mixing reaction tank (1), the submersible pump (2) is installed inside the waste collecting chamber (5), the other end of the mixing reaction tank (1) is connected with the reduced pressure distillation tank (7) through a pipeline, the filter (8) is installed on the pipeline between the mixing reaction tank (1) and the reduced pressure distillation tank (7), the filter tank (6) is connected with one end of the reduced pressure distillation tank (7) through a pipeline, the waste collecting chamber (5), the filter tank (6) and the reduced pressure distillation tank (7) are all installed on the upper surface of the installation seat (3), the inner side wall of the mixing reaction tank (1) is provided with the inner bearing frame (11), the rotary pipe (12) is clamped inside the inner bearing frame (11), just inside the bottom of batch charging pipe (9) stretched into rotatory pipe (12) upper end, the position fixedly connected with limit flange (16) of bearing frame (11) in the side surface correspondence of rotatory pipe (12), motor (10) are installed to the upper end wall medial surface of hybrid reaction jar (1), drive belt (17) have been cup jointed on the output shaft surface of motor (10) bottom, just the other end of drive belt (17) cup joints in rotatory pipe (12) upper end outside, the bottom fixedly connected with centrifugal disc (15) of rotatory pipe (12), storage silo (18) have been seted up to the upper surface of centrifugal disc (15), just six branch material way (19) have been seted up along the circumferencial direction equidistance in the outside of storage silo (18).
2. A purification system for lithium carbonate according to claim 1, wherein: one end of the submersible pump (2) extends out of the pipeline and is positioned in the waste collection chamber (5), and the other end of the submersible pump is communicated with the side surface of the mixing reaction tank (1) through the pipeline.
3. A purification system for lithium carbonate according to claim 1, wherein: the inner side of the mixing reaction tank (1) is provided with a partition board close to the lower end, the bottom of the partition board is provided with a second motor (13), and an output shaft of the second motor (13) penetrates through the partition board to be provided with a mixing stirring blade (14).
4. A purification system for lithium carbonate according to claim 1, wherein: the outer side of the upper end of the rotating pipe (12) is provided with anti-skid grains corresponding to the position of the transmission belt (17).
5. A purification system for lithium carbonate according to claim 1, wherein: the bottom end of the rotating pipe (12) is communicated with a storage tank (18), and any material distributing channel (19) is communicated with the storage tank (18).
6. A purification system for lithium carbonate according to claim 1, wherein: the inner side of the inner bearing frame (11) is provided with an annular groove matched with the limiting flange (16).
7. A purification system for lithium carbonate according to claim 1, wherein: and the first motor (10) and the second motor (13) are internally provided with sensing elements and a power supply and are in wireless connection with an external control device through the sensing elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010089687.6A CN111233011B (en) | 2020-02-13 | 2020-02-13 | A purification system for lithium carbonate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010089687.6A CN111233011B (en) | 2020-02-13 | 2020-02-13 | A purification system for lithium carbonate |
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| Publication Number | Publication Date |
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| CN111233011A true CN111233011A (en) | 2020-06-05 |
| CN111233011B CN111233011B (en) | 2022-04-08 |
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| CN202010089687.6A Active CN111233011B (en) | 2020-02-13 | 2020-02-13 | A purification system for lithium carbonate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999029624A1 (en) * | 1997-12-09 | 1999-06-17 | Limtech | Process for the purification of lithium carbonate |
| CN206168388U (en) * | 2016-10-27 | 2017-05-17 | 中国科学院过程工程研究所 | But solid -liquid separation's hydrothermal reaction device |
| CN208340274U (en) * | 2018-04-11 | 2019-01-08 | 宜春市鼎鑫高能科技有限公司 | A kind of purifying plant for lithium carbonate |
| CN110386611A (en) * | 2019-08-27 | 2019-10-29 | 东华工程科技股份有限公司 | The system and method for continuous production battery-level lithium carbonate |
| CN110420613A (en) * | 2019-08-27 | 2019-11-08 | 东华工程科技股份有限公司 | Lithium carbonate reactor |
-
2020
- 2020-02-13 CN CN202010089687.6A patent/CN111233011B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999029624A1 (en) * | 1997-12-09 | 1999-06-17 | Limtech | Process for the purification of lithium carbonate |
| CN206168388U (en) * | 2016-10-27 | 2017-05-17 | 中国科学院过程工程研究所 | But solid -liquid separation's hydrothermal reaction device |
| CN208340274U (en) * | 2018-04-11 | 2019-01-08 | 宜春市鼎鑫高能科技有限公司 | A kind of purifying plant for lithium carbonate |
| CN110386611A (en) * | 2019-08-27 | 2019-10-29 | 东华工程科技股份有限公司 | The system and method for continuous production battery-level lithium carbonate |
| CN110420613A (en) * | 2019-08-27 | 2019-11-08 | 东华工程科技股份有限公司 | Lithium carbonate reactor |
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| CN111233011B (en) | 2022-04-08 |
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