CN110686494B - Refined lithium carbonate device - Google Patents
Refined lithium carbonate device Download PDFInfo
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- CN110686494B CN110686494B CN201911108232.8A CN201911108232A CN110686494B CN 110686494 B CN110686494 B CN 110686494B CN 201911108232 A CN201911108232 A CN 201911108232A CN 110686494 B CN110686494 B CN 110686494B
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- grinding
- bevel gear
- chamber
- lithium carbonate
- drying chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
- F26B15/18—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
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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
Abstract
The invention discloses a lithium carbonate refining device, which comprises a shell, a reaction chamber and a drying chamber, and is characterized in that a grinding device is arranged in the reaction chamber, the grinding device comprises a first driving bevel gear, a first driven bevel gear and a grinding frame, a stirring device is arranged below the grinding device, the reaction chamber is communicated with a standing chamber, an electric pump is arranged in the standing chamber, the electric pump is connected with a water pumping pipe, the water pumping pipe is connected to the drying chamber, a thermal resistance wire is wound at the water outlet end of the water pumping pipe, a conveying and drying device is arranged in the drying chamber, the conveying and drying device comprises a conveyor belt, a heating plate is arranged in the conveyor belt, a return pipe is arranged at the bottom end of the drying chamber and is connected to the reaction chamber, and the invention realizes the preparation process of lithium carbonate refined from lepidolite through the arrangement of the grinding device and the conveying, has the advantages of rapid extraction and high utilization rate of raw materials.
Description
Technical Field
The invention relates to the field of chemical product preparation, in particular to a lithium carbonate refining device.
Background
In view of the development trend, the demand of lithium batteries and battery raw materials in the future market will be huge. Based on this, once the lithium carbonate mining and refining technology is broken through, the cost is effectively reduced and large-scale industrial production is realized, the application prospect is very wide, refining equipment is needed to prepare the lithium carbonate, the lithium carbonate is generated through the reaction of the lithium hydroxide and the sodium carbonate, and the lithium carbonate has low solubility in water with high temperature, so that solid and liquid can be separated in a heating mode, and the solid lithium carbonate is taken out.
The existing lithium carbonate preparation device cannot directly crush and grind lepidolite, the utilization rate of raw materials is low, and resource waste can be caused.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a lithium carbonate refining apparatus, so as to solve the problems in the background art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a refined lithium carbonate device comprises a shell, wherein the shell is provided with a reaction chamber and a drying chamber, and is characterized in that a grinding device is arranged in the reaction chamber, a stirring device is arranged below the grinding device, the reaction chamber is communicated with the standing chamber, an electric pump is arranged in the standing chamber, the electric pump is connected with a water pumping pipe, the water pumping pipe is connected to the drying chamber, a thermal resistance wire for heating reaction solution in the pipe is wound at the water outlet position of the water pumping pipe, a conveying and drying device is arranged in the drying chamber, a receiving tank is arranged below the drying chamber, a feeding hopper is arranged above the shell and is connected with a feeding pipe which is just opposite to the grinding device, a push plate is arranged on the feeding pipe, the feeding pipe is communicated with a solvent pipe, a waste material port is arranged at the bottom of the reaction chamber, and the, the grinding rack is provided with a leak hole and a conical grinding table, the conical grinding table is provided with a driven grinding surface, the conical grinding table is sleeved with a first driven bevel gear, the first driven bevel gear is arranged in a hollow mode, the inner ring of the first driven bevel gear is provided with a driving grinding surface, the first driven bevel gear is meshed with the first driving bevel gear, the conveying and drying device comprises a conveying belt, the middle of the conveying belt is provided with a heating plate, small holes are formed in the conveying belt, the surface of each small hole is covered with a layer of copper filter screen, the conveying belt is arranged in an inclined mode, the bottom of the drying chamber is provided with a return pipe for guiding, the bottom of the drying chamber is provided with a support frame, and an air outlet is formed in the top.
Specifically, the grinding device is used for further grinding the lepidolite fragments, so that the reaction of the lithium hydroxide in the sodium carbonate month is more sufficient, the sodium carbonate enters from the solvent pipe, the falling of the lepidolite is driven, the lepidolite fragments are preliminarily mixed, the lepidolite is convenient to crush, and the abrasion of the grinding device is slowed down.
More specifically, the one-level copper filter screen of aperture that sets up on the conveyer belt is used for filtering the solution after the reaction for lithium carbonate that separates out remains on the conveyer belt, the hot plate is used for drying the lithium carbonate on the conveyer belt.
More specifically, the conveying belt is obliquely arranged, so that lithium carbonate can be further dried.
More specifically, the return pipe is used for guiding the filtered lithium carbonate solution back to the reaction chamber, so that the extraction rate of lithium carbonate is improved.
As a further scheme of the embodiment of the invention: the grinding device is driven by a motor, belt pulleys are respectively installed on an output shaft of the motor and a connecting shaft of the first driving bevel gear, a belt is installed between the belt pulleys, and the motor is installed on a motor table.
As a further scheme of the embodiment of the invention: be provided with agitating unit in the reaction chamber, agitating unit includes the puddler and installs the blade on the puddler, the puddler passes through the bearing and installs on grinding the frame, second bevel gear group is installed to motor output shaft front end, second bevel gear group drives the puddler.
As a further scheme of the embodiment of the invention: the electric pump is arranged above the standing chamber, and the water pumping pipe is made of copper.
Specifically, the drinking-water pipe is copper and is convenient for conduct the heat of hot resistance wire, accelerates lithium carbonate to separate out.
Compared with the prior art, the embodiment of the invention has the beneficial effects that: according to the invention, the grinding device and the standing chamber are arranged, so that the raw materials are fully reacted, and the reaction solution left after precipitation flows back into the reaction chamber again, thereby improving the utilization rate of the raw materials.
Drawings
Fig. 1 is a schematic structural diagram of an apparatus for purifying lithium carbonate.
Fig. 2 is a schematic structural view of a first driven bevel gear in a lithium carbonate refining device.
Fig. 3 is a schematic structural diagram of a grinding frame in an apparatus for refining lithium carbonate.
Fig. 4 is a schematic structural diagram of a conveyor belt in an apparatus for refining lithium carbonate.
In the figure: 1-shell, 2-grinding rack, 3-leak hole, 4-conical grinding table, 40-driven grinding surface, 5-first driven bevel gear, 51-driving grinding surface, 6-feeding pipe, 7-feeding hopper, 8-push plate, 9-solvent pipe, 10-first driving bevel gear, 11-belt, 12-motor, 13-motor table, 14-second bevel gear set, 15-bearing, 16-stirring rod, 17-blade, 18-standing chamber, 19-electric pump, 20-water pumping pipe, 21-thermal resistance wire, 22-conveying belt, 220-small hole, 23-heating plate, 24-air outlet hole, 25-return pipe, 26-supporting frame, 27-receiving groove and 28-waste material port.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1:
with reference to fig. 1-4, a refined lithium carbonate device, includes casing 1, casing 1 is provided with reaction chamber and drying chamber, its characterized in that, be provided with grinder in the reaction chamber, the grinder below is provided with agitating unit, reaction chamber and the room 18 UNICOM that stews, be provided with charge pump 19 in the room 18 that stews, charge pump 19 is connected with the drinking-water pipe 20, drinking-water pipe 20 is connected to the drying chamber, the delivery port position of drinking-water pipe 20 twines has thermal resistance wire 21 that is used for reaction solution in the heating tube, be provided with the transport drying device in the drying chamber, the below of drying chamber is provided with receiving tank 27, feeder hopper 7 is installed to casing 1 top, feeder hopper 7 is connected with just to grinder's inlet pipe 6, be provided with push pedal 8 on the inlet pipe 6, inlet pipe 6 and solvent pipe 9 UNICOM, the bottom of the reaction chamber is provided with a waste port 28.
Preferably, the grinding device comprises a grinding frame 2, the grinding frame 2 is provided with a leak hole 3 and a conical grinding table 4, the conical grinding table 4 is provided with a driven grinding surface 40, the conical grinding table 4 is sleeved with a first driven bevel gear 5, the first driven bevel gear 5 is arranged in a hollow manner, a driving grinding surface 51 is arranged on the inner ring of the first driven bevel gear 5, and the first driven bevel gear 5 is meshed with a first driving bevel gear 10.
Specifically, the grinding device is used for further grinding the lepidolite fragments, so that the reaction of the lithium hydroxide in the sodium carbonate month is more sufficient, the sodium carbonate enters from the solvent pipe 9, the falling of the lepidolite is driven, the lepidolite fragments are preliminarily mixed, the lepidolite is convenient to crush, and the abrasion of the grinding device is slowed down.
Preferably, carry drying device to include conveyer belt 22, conveyer belt 22 mid-mounting has hot plate 23, be provided with aperture 220 on the conveyer belt 22, aperture 220 surface covering has the one deck copper filter screen.
Specifically, the small holes 220 arranged on the conveyor belt 22 are used for filtering the solution after the reaction, so that the precipitated lithium carbonate is left on the conveyor belt 22, and the heating plate 23 is used for drying the lithium carbonate on the conveyor belt 22.
Preferably, the conveyor belt 22 is inclined.
Specifically, the conveyor belt 22 is obliquely arranged so as to further dry the lithium carbonate.
Preferably, a return pipe 25 for guiding flow is arranged at the bottom of the drying chamber, a support frame 26 is arranged at the bottom of the drying chamber, and an air outlet 24 is arranged at the top of the drying chamber.
Specifically, the return pipe 25 is used for returning the filtered lithium carbonate solution to the reaction chamber, so as to improve the extraction rate of lithium carbonate.
Preferably, the grinding device is driven by a motor 12, belt pulleys are respectively mounted on an output shaft of the motor 12 and a connecting shaft of the first drive bevel gear 10, a belt 11 is mounted between the belt pulleys, and the motor 12 is mounted on a motor table 13.
Preferably, a stirring device is arranged in the reaction chamber, the stirring device comprises a stirring rod 16 and a blade 17 installed on the stirring rod 16, the stirring rod 16 is installed on the grinding frame 2 through a bearing 15, a second bevel gear set 14 is installed at the front end of an output shaft of the motor 12, and the second bevel gear set 14 drives the stirring rod 16.
Preferably, the electric pump 19 is installed at the middle upper part of the standing chamber 18, and the water pumping pipe 20 is made of copper.
Specifically, the water pumping pipe 20 is made of copper, so that heat of the thermal resistance wire 21 can be conducted conveniently, and precipitation of lithium carbonate is accelerated.
Example 2: this example is a specific description of the use of the lithium carbonate purification apparatus shown in example 1.
When using the device to prepare lithium carbonate, at first place lepidolite raw materials piece in feeder hopper 7, be connected to the sodium carbonate solution intraductal in the solution, starter motor 12, belt 11 takes turns to drive first initiative bevel gear 10, and then drive first driven bevel gear 5, make the lepidolite raw materials piece that falls down from inlet pipe 6 grind breakage between initiative abrasive surface 51 and driven abrasive surface 40, promote the grinding when the sodium carbonate solution that the solution pipe got into and lepidolite piece mixing reaction, in order to reduce grinder's wearing and tearing, the mixed solution through grinding breakage and preliminary reaction falls into the reacting chamber of below through leak hole 3.
Under the drive of the motor 12, the second bevel gear set 14 drives the stirring rod 16 to stir the solution, so that the lepidolite powder further reacts with the sodium carbonate solution to obtain lithium carbonate, the mixed solution on the upper layer of the standing chamber 18 does not contain waste residues due to the fact that the reaction chamber is communicated with the standing chamber 18, and the reaction solution containing the lithium carbonate reaches the drying chamber through the electric pump 19 and the water pumping pipe 20.
Because the lithium carbonate solubility in hot water is lower, the winding of the end of drinking-water pipe 20 has thermal resistance wire 21, and the drinking-water pipe 20 of copper heats reaction solution fast for lithium carbonate wherein precipitates rapidly, falls on the copper filter screen of conveyer belt 22, and after the heating of the middle hot plate 23 of conveyer belt 22, lithium carbonate is dried, and remaining lithium carbonate solution flows back into the reaction chamber through back flow pipe 25, continues to participate in the reaction, in order to improve the extraction rate of raw materials.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a refined lithium carbonate device, includes casing (1), casing (1) is provided with reaction chamber and drying chamber, its characterized in that, be provided with grinder in the reaction chamber, the grinder below is provided with agitating unit, reaction chamber and room (18) UNICOM of stewing, be provided with in the room (18) of stewing electric pump (19), electric pump (19) are connected with drinking-water pipe (20), drinking-water pipe (20) are connected to the drying chamber, the delivery port position of drinking-water pipe (20) twines has thermal resistance wire (21) that are used for solution in the heating tube, be provided with the transport drying device in the drying chamber, the below of drying chamber is provided with receiving tank (27), feeder hopper (7) is installed to casing (1) top, feeder hopper (7) are connected with inlet pipe (6) just to grinder, inlet pipe (6) are provided with push pedal (8), the feeding pipe (6) is communicated with the solvent pipe (9), a waste port (28) is arranged at the bottom of the reaction chamber, the grinding device comprises a grinding frame (2), a leak hole (3) and a conical grinding table (4) are arranged on the grinding frame (2), a driven grinding surface (40) is arranged on the conical grinding table (4), the conical grinding table (4) is sleeved with a first driven bevel gear (5), the first driven bevel gear (5) is arranged in a hollow manner, a driving grinding surface (51) is arranged at the inner ring of the first driven bevel gear (5), the first driven bevel gear (5) is meshed with a first driving bevel gear (10), the conveying and drying device comprises a conveying belt (22), a heating plate (23) is arranged in the middle of the conveying belt (22), small holes (220) are arranged on the conveying belt (22), and a layer of copper filter screen covers the surface of the small holes (220), the conveyer belt (22) set up for the slope, the drying chamber bottom is provided with back flow (25) that are used for the water conservancy diversion, the bottom of drying chamber is provided with support frame (26), venthole (24) are installed at the top of drying chamber.
2. A lithium carbonate refining device according to claim 1, wherein the grinding device is driven by a motor (12), belt pulleys are respectively mounted on the connecting shafts of the output shaft of the motor (12) and the first drive bevel gear (10), a belt (11) is mounted between the belt pulleys, and the motor (12) is mounted on a motor platform (13).
3. A lithium carbonate refining apparatus according to claim 2, wherein a stirring device is arranged in the reaction chamber, the stirring device comprises a stirring rod (16) and a blade (17) mounted on the stirring rod (16), the stirring rod (16) is mounted on the grinding frame (2) through a bearing (15), and the front end of the output shaft of the motor (12) is provided with a second bevel gear set (14) for driving the stirring rod (16).
4. The lithium carbonate refining device according to claim 1, wherein the electric pump (19) is installed at the middle upper part of the standing chamber (18), and the water pumping pipe (20) is made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911108232.8A CN110686494B (en) | 2019-11-13 | 2019-11-13 | Refined lithium carbonate device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911108232.8A CN110686494B (en) | 2019-11-13 | 2019-11-13 | Refined lithium carbonate device |
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| CN110686494A CN110686494A (en) | 2020-01-14 |
| CN110686494B true CN110686494B (en) | 2021-02-12 |
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| CN201911108232.8A Active CN110686494B (en) | 2019-11-13 | 2019-11-13 | Refined lithium carbonate device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112390243B (en) * | 2020-11-13 | 2022-07-19 | 临沂小篆新材料科技有限公司 | Equipment for preparing lithium difluorophosphate |
| CN112939037B (en) * | 2021-04-02 | 2022-09-20 | 永州昊利新材料科技有限公司 | Device and method for efficiently separating and refining lithium carbonate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2442824Y (en) * | 2000-09-24 | 2001-08-15 | 傅祥正 | Crusher special for waste rubber |
| CN206597569U (en) * | 2017-02-10 | 2017-10-31 | 广东说养自然医学技术有限公司 | Attrition grinding equipment is used in medicine production |
| CN206930077U (en) * | 2017-06-12 | 2018-01-26 | 安化县泰森循环科技有限公司 | A kind of lithium carbonate production drying unit |
| CN207537158U (en) * | 2017-11-11 | 2018-06-26 | 大余县旭日矿业科技有限公司 | A kind of lepidolite prepares the device of high-purity lithium carbonate |
| CN208574682U (en) * | 2018-06-22 | 2019-03-05 | 灌云县升吉塑胶有限公司 | A kind of grinding device of synthetic rubber raw material |
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Effective date of registration: 20221109 Address after: 424200 Floor 2, Government Affairs Center, Industrial Undertaking Park, Yuxi Town, Economic Development Zone, Yizhang County, Chenzhou City, Hunan Province Patentee after: Yizhang Zhicun New Energy Co.,Ltd. Address before: 336000 No.20 Chunxin Road, economic and Technological Development Zone, Yuanzhou District, Yichun City, Jiangxi Province Patentee before: JIANGXI JINHUI LITHIUM INDUSTRY Co.,Ltd. |