CN203794645U - Device for extracting lithium carbonate from spodumene - Google Patents
Device for extracting lithium carbonate from spodumene Download PDFInfo
- Publication number
- CN203794645U CN203794645U CN201420073469.3U CN201420073469U CN203794645U CN 203794645 U CN203794645 U CN 203794645U CN 201420073469 U CN201420073469 U CN 201420073469U CN 203794645 U CN203794645 U CN 203794645U
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- China
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- spodumene
- triphane
- lithium
- carrying
- quilonum retard
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Abstract
The utility model relates to the technical field of lithium extraction, and particularly relates to a device for extracting lithium carbonate from spodumene. The device comprises a stock bin for storing spodumene, a rotary kiln for carrying out high-temperature calcination transformation on the spodumene, a ball grinder for grinding and refining beta-type spodumene, an acid mixer for mixing the spodumene with a concentrated sulfuric acid, an acidification kiln for acidifying and roasting a mixture, a leaching tank for pulping, neutralizing and leaching, a filter separator for filtering leached slurry, a purification tank for purifying and edulcorating leachate, an evaporator for concentrating and evaporating a purified liquid, a centrifugal machine for separating out lithium carbonate, and a dryer for drying lithium carbonate. The lithium carbonate is extracted from the treatment procedures such as change roasting, acidified roasting, leaching purification, evaporation and concentration, filtering and drying and the like, and the device has the advantages of short technological process, high lithium extraction rate, good product quality and the like. Compared with limestone lithium extraction, the device has more significant advantages of high yield, low energy consumption, low cost and the like, and is applicable to industrial lithium extraction.
Description
Technical field
The utility model relates to lithium extractive technique field, is specifically related to a kind of device of carrying Quilonum Retard from triphane.
Background technology
Quilonum Retard is a kind of basic lithium salts of lithium, widespread use in the fields such as battery power, glass-ceramic, lubricant, metallurgy.At present, the extraction Quilonum Retard method that China adopts mainly contains three kinds: limestone-based process, sulphate process and sulfuric acid process.Although limestone-based process and sulphate process practicality are good, be applicable to decompose various lithiums ore deposit, but the lithium rate of recovery is lower, and the lithium content of ore is required high, and compare, sulfuric acid process has that lithium extraction yield is high, quality product is high, low power consumption and other advantages, can process the ore that lithium content is lower, be that ore extracts a kind of good method in Quilonum Retard method, therefore, the sulphuric acid extraction Quilonum Retard device that a set of productive rate is high, flow process is short must have a extensive future.
Summary of the invention
The purpose of this utility model is to provide a kind of device of carrying Quilonum Retard from triphane, has that productive rate is high, technical process is short, low power consumption and other advantages.
For achieving the above object, the utility model adopts following technical scheme:
A kind of device of carrying Quilonum Retard from triphane, comprise for storing the feed bin of storage triphane, for triphane is carried out to the high-temperature calcination rotary kiln of transition, ball mill for grinding refinement β type triphane, for mixing the nitration mixture machine of triphane and the vitriol oil, acidifying kiln for acidizing fired mixture, for the leaching vat of sizing mixing neutralization and leaching, for filtering the filter of the slip after leaching, purification tank for purification and impurity removal leach liquor, vaporizer for concentration and evaporation scavenging solution, for separating of the whizzer that goes out Quilonum Retard, for drying the drying machine of Quilonum Retard.
Feed bin is connected by feeding machine with one end of rotary kiln, the other end of rotary kiln is connected by conveying belt with ball mill, the discharging bin of ball mill connects the feeding mouth of nitration mixture machine through lift, the discharge port of nitration mixture machine connects one end of acidifying kiln through feeding machine, the other end of acidifying kiln connects leaching vat by conveying belt, the discharge gate of leaching vat is connected with filter, by transport pipe, be connected with purification tank again, the discharge port of purification tank is connected with vaporizer, vaporizer is connected with the opening for feed of whizzer by feeding pipe, and whizzer connects drying machine by feeding machine.
Filter is outside filter method drum filter.
Vaporizer is triple effect natural circulation external heating type.
The maturing temperature of rotary kiln is controlled between 1200-1300 ℃.
The maturing temperature of acidifying kiln is controlled between 250-300 ℃.
The utility model through conversion roasting, acidizing fired, leach the treatment process such as purification, evaporation concentration, filtering drying and from triphane, extract Quilonum Retard, there is the advantages such as technical process is short, lithium extraction yield is high, good product quality, carrying lithium with Wingdale compares, productive rate is high, energy consumption is low, low cost and other advantages is more remarkable, is applicable to industrialization and carries lithium.
accompanying drawing explanation:
The structural representation that accompanying drawing 1 is the utility model.
embodiment:
In order to make juror can the object of the utility model, feature and function be had further and be understood, hereby lift preferred embodiment and coordinate graphic being described in detail as follows:
Refer to shown in Fig. 1, it is the structural representation of the preferred embodiment of the utility model, the utility model is relevant a kind of device of carrying Quilonum Retard from triphane, comprise for storing the feed bin 1 of storage triphane, for triphane is carried out to the high-temperature calcination rotary kiln 2 of transition, ball mill 3 for grinding refinement β type triphane, for mixing the nitration mixture machine 4 of triphane and the vitriol oil, acidifying kiln 5 for acidizing fired mixture, for the leaching vat 6 of sizing mixing neutralization and leaching, for filtering the filter 7 of the slip after leaching, purification tank 8 for purification and impurity removal leach liquor, vaporizer 9 for concentration and evaporation scavenging solution, for separating of the whizzer 10 that goes out Quilonum Retard, for drying the drying machine 11 of Quilonum Retard.
Feed bin 1 is connected by feeding machine with one end of rotary kiln 2, the other end of rotary kiln 2 is connected by conveying belt with ball mill 3, the discharging bin of ball mill 3 connects the feeding mouth of nitration mixture machine 4 through lift, the discharge port of nitration mixture machine 4 connects one end of acidifying kiln 5 through feeding machine, the other end of acidifying kiln 5 connects leaching vat 6 by conveying belt, the discharge gate of leaching vat 6 is connected with filter 7, by transport pipe, be connected with purification tank 8 again, the discharge port of purification tank 8 is connected with vaporizer 9, vaporizer 9 is connected with the opening for feed of whizzer 10 by feeding pipe, whizzer 10 connects drying machine 11 by feeding machine.
Filter 7 is outside filter method drum filter, can realize full-automatic continuous operation, without special messenger, operate, significantly reduced running funds and can greatly boost productivity, and can regulate by changing filter rotating speed the thickness of cake layer, thereby can a large amount of slips of fast filtering, improved filtration efficiency.
Vaporizer 9 is triple effect natural circulation external heating type, makes the moisture evaporation in scavenging solution, reaches concentrated object.Adopt natural circulation to add forced circulation evaporation mode, have that heat transfer efficiency is high, circulation great efforts, velocity of evaporation is fast, heated time is short, concentration ratio is great, the advantage such as less scaling; Adopt triple effect to evaporate, secondary steam obtains repeated action, has both saved the investment of boiler simultaneously, save energy consumption again, and power consumption is compared and can be reduced more than 70% with single-effect evaporation.
Triphane ore deposit is generally low containing grade lithium, need choose triphane concentrate and as sulfuric acid process, carry the raw material of lithium, lithium in concentrate mainly exists with α type triphane form, α type triphane hardly with various acid and alkali reactions, and β type triphane can react with soda acid generation, therefore, in roasting transition of acidizing fired front palpus process.The maturing temperature of rotary kiln 2 is controlled between 1200-1300 ℃, makes triphane change β type into from α type, ready for carrying lithium.
Roasting material enters ball mill 3 and grinds, levigate to granularity at 0.074mm, deliver to again in nitration mixture machine 4 and evenly mix with the vitriol oil, again nitration mixture material is delivered to roasting in acidifying kiln 5, the maturing temperature of acidifying kiln 5 is controlled between 250-300 ℃, Li+ in H+ displacement triphane in sulfuric acid, generate solubility Lithium Sulphate, with ionized water, in leaching vat 6, carry out again agitation leach, the about 20min of extraction time, leach solid-to-liquid ratio approximately 2, and add Wingdale to be neutralized to pH 6.5 left and right, make most of iron, aluminum precipitation, through filter 7, filter and obtain leach liquor again, leach liquor enters purification tank 8, adopt milk of lime alkalization leach liquor to pH11 ~ 12, make magnesium, iron hydrolytic precipitation, add again sodium carbonate solution deliming, after slip solid-liquid separation, be purified liquid, in order to improve Lithium Sulphate concentration in scavenging solution, in and scavenging solution to pH6.5, by vaporizer 9, concentrated again, after concentrated solution precipitation, by whizzer 10, isolate Quilonum Retard, drying machine 11 is dried and is obtained Quilonum Retard finished product again.
The utility model through conversion roasting, acidizing fired, leach the treatment process such as purification, evaporation concentration, filtering drying and from triphane, extract Quilonum Retard, there is the advantages such as technical process is short, lithium extraction yield is high, good product quality, carrying lithium with Wingdale compares, productive rate is high, energy consumption is low, low cost and other advantages is more remarkable, is applicable to industrialization and carries lithium.
Certainly, above diagram is only the utility model better embodiment, not with this, limits use range of the present utility model, therefore, everyly in the utility model principle, make equivalent change and all should be included in protection domain of the present utility model.
Claims (4)
1. a kind of device of carrying Quilonum Retard from triphane according to claim 1, it is characterized in that: feed bin (1) is connected by feeding machine with one end of rotary kiln (2), the other end of rotary kiln (2) is connected by conveying belt with ball mill (3), the discharging bin of ball mill (3) connects the feeding mouth of nitration mixture machine (4) through lift, the discharge port of nitration mixture machine (4) connects one end of acidifying kiln (5) through feeding machine, the other end of acidifying kiln (5) connects leaching vat (6) by conveying belt, the discharge gate of leaching vat (6) is connected with filter (7), by transport pipe, be connected with purification tank (8) again, the discharge port of purification tank (8) is connected with vaporizer (9), vaporizer (9) is connected with the opening for feed of whizzer (10) by feeding pipe, whizzer (10) connects drying machine (11) by feeding machine.
2. a kind of device of carrying Quilonum Retard from triphane according to claim 1, is characterized in that: filter (7) is outside filter method drum filter.
3. a kind of device of carrying Quilonum Retard from triphane according to claim 1, is characterized in that: vaporizer (9) is triple effect natural circulation external heating type.
4. a kind of device of carrying Quilonum Retard from triphane according to claim 1, is characterized in that: the maturing temperature of rotary kiln (2) is controlled between 1200-1300 ℃.
5. a kind of device of carrying Quilonum Retard from triphane according to claim 1, is characterized in that: the maturing temperature of acidifying kiln (5) is controlled between 250-300 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073469.3U CN203794645U (en) | 2014-02-20 | 2014-02-20 | Device for extracting lithium carbonate from spodumene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073469.3U CN203794645U (en) | 2014-02-20 | 2014-02-20 | Device for extracting lithium carbonate from spodumene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203794645U true CN203794645U (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420073469.3U Expired - Fee Related CN203794645U (en) | 2014-02-20 | 2014-02-20 | Device for extracting lithium carbonate from spodumene |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628627A (en) * | 2017-10-16 | 2018-01-26 | 福州大学 | A kind of method of natural spodumene circulation roasting crystal formation conversion |
| CN110357130A (en) * | 2019-08-07 | 2019-10-22 | 葫芦岛虹京科技有限公司 | A kind of acidizing fired device and its production method improving lithium carbonate conversion ratio |
| CN112575205A (en) * | 2021-01-05 | 2021-03-30 | 宁都县赣锋锂业有限公司 | Device and method for continuously leaching lithium sulfate from spodumene acid clinker |
| CN114934195A (en) * | 2022-06-20 | 2022-08-23 | 中国铝业股份有限公司 | Lithium salt recovery method and recovery equipment for aluminum electrolysis waste |
| CN115646386A (en) * | 2022-10-22 | 2023-01-31 | 张旭 | Roasting-leaching-evaporating system |
-
2014
- 2014-02-20 CN CN201420073469.3U patent/CN203794645U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628627A (en) * | 2017-10-16 | 2018-01-26 | 福州大学 | A kind of method of natural spodumene circulation roasting crystal formation conversion |
| CN110357130A (en) * | 2019-08-07 | 2019-10-22 | 葫芦岛虹京科技有限公司 | A kind of acidizing fired device and its production method improving lithium carbonate conversion ratio |
| CN112575205A (en) * | 2021-01-05 | 2021-03-30 | 宁都县赣锋锂业有限公司 | Device and method for continuously leaching lithium sulfate from spodumene acid clinker |
| CN114934195A (en) * | 2022-06-20 | 2022-08-23 | 中国铝业股份有限公司 | Lithium salt recovery method and recovery equipment for aluminum electrolysis waste |
| CN115646386A (en) * | 2022-10-22 | 2023-01-31 | 张旭 | Roasting-leaching-evaporating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Haojiang District in Guangdong province Shantou City Daitou village 515000 No. 64020110 block Patentee after: SHANTOU FANCY MINERAL RESOURCE Co.,Ltd. Address before: Haojiang District in Guangdong province Shantou City Daitou village 515000 No. 64020110 block Patentee before: SHANTOU FANSHI MINING Co.,Ltd. Address after: Haojiang District in Guangdong province Shantou City Daitou village 515000 No. 64020110 block Patentee after: SHANTOU FANSHI MINING Co.,Ltd. Address before: Haojiang District in Guangdong province Shantou City Daitou village 515000 No. 64020110 block Patentee before: SHANTOU FANCY MINING INDUSTRY CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20200220 |