CN204752237U - Low magnetism nickel cobalt manganese ternary hydroxide's consecutive reaction device - Google Patents
Low magnetism nickel cobalt manganese ternary hydroxide's consecutive reaction device Download PDFInfo
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- CN204752237U CN204752237U CN201520250444.0U CN201520250444U CN204752237U CN 204752237 U CN204752237 U CN 204752237U CN 201520250444 U CN201520250444 U CN 201520250444U CN 204752237 U CN204752237 U CN 204752237U
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Abstract
The utility model discloses a low magnetism nickel cobalt manganese ternary hydroxide's consecutive reaction device, include crystal nucleus generater (8), grow reation kettle (9) elementarily, optimize growth reation kettle (10), ageing cauldron (11), include still that metallic solution storage tank (1), sodium hydroxide solution storage tank (2) and liquid ammonia storage tank (3) are linked together through the pipeline respectively, every root canal all is provided with one measuring pump (13) on the road, crystal nucleus generater (8) with grow reation kettle (9) elementarily, grow elementarily reation kettle (9) with optimize growth reation kettle (10) in the middle of adopt static mixer to be linked together, 2 inside agitating unit, the baffle of being provided with of individual reation kettle, optimize and adopt the pipeline intercommunication between growth reation kettle (10) and crystal nucleus generater (8), set up a measuring pump on the pipeline, ageing cauldron (11) management way and valve and centrifugal separator (12) link to each other. The device realizes that continuous production, product particle size distribution are narrow, and armco iron content is low, equipment energy consumption low grade advantage.
Description
Technical field
The utility model relates to the reaction unit of low magnetic nickel-cobalt-manganese ternary hydroxide, belongs to nickel-cobalt-manganese ternary hydroxide reaction field, specifically a kind of continuous reaction apparatus of low magnetic nickel-cobalt-manganese ternary hydroxide.
Background technology
Nickel-cobalt-manganese ternary hydroxide is as the main raw material of anode material of lithium battery, and the performance of its index on nickle cobalt lithium manganate has conclusive impact.Domestic and international high-end power cell company to the requirement of magnetic foreign body content in anode material of lithium battery is: chemical process detects magnetic foreign body content≤20ppb, and the physical and chemical performance of nickel cobalt manganese oxyhydroxide directly has influence on the performance of nickel-cobalt-manganternary ternary anode material.So the production of high-performance nickel-cobalt-manganese ternary hydroxide, it is the basis of power cell and other high end cells nickel-cobalt lithium manganate cathode material.
At present, the preparation of nickel-cobalt-manganese ternary hydroxide generally adopts the equipment such as reactor, aging reactor, whizzer to realize the preparation of nickel-cobalt-manganese ternary hydroxide and filtration, washing process, the nucleation and growth of ternary hydroxide completes in same reactor, there is the problems such as energy consumption is high, the microscopic appearance of ternary hydroxide is not good, size-grade distribution is wide, Armco magnetic iron content is high in implementation process.
Utility model content
The utility model proposes a kind of continuous reaction apparatus of low magnetic nickel-cobalt-manganese ternary hydroxide, there is the problems such as to overcome energy consumption in prior art high, and product microscopic appearance is not good, and Granularity Distribution is wide, and Armco magnetic iron content is high.
For achieving the above object, one described in the utility model low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus, comprise nucleus maker, 2 reactors: primary growth reactor, Optimal Growing reactor, and aging reactor, metallic solution storage tank, sodium hydroxide solution storage tank and liquid ammonia storage tank, described metallic solution storage tank, sodium hydroxide solution storage tank and liquid ammonia storage tank are respectively by pipeline and nucleus maker, primary growth reactor, Optimal Growing reactor is connected, described every root pipeline is provided with a volume pump, nucleus maker and primary growth reactor, primary growth reactor adopts static mixer to be connected with in the middle of Optimal Growing reactor, described 2 reactor inside are provided with whipping appts, baffle plate, aging reactor is connected with whizzer with valve through pipeline.
Described one low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus, is connected by 4 order reaction stills.
Described nucleus maker (8), primary growth reactor (9), Optimal Growing reactor (10), and aging reactor (11), its volumetric ratio is 1 ~ 2:10 ~ 20:10 ~ 20:10 ~ 40.
Described one low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus, also comprises except magnetic foreign body equipment, and should be removably connected with bar magnet except being provided with in magnetic foreign body equipment, bar magnet has many, and each root bar magnet can be dismantled separately, clean.
The equipment unit that described system contacts with material all adopts non-metallic material, or moulds process by non-metallic material lining, avoids material directly to contact with metal material.
The continuous reaction apparatus of a kind of low magnetic nickel-cobalt-manganese ternary hydroxide described in the utility model, its beneficial effect is: continuously feeding, continuous discharge, realize continuous seepage, productive rate is high, production cost is low, product prepared by this device without micro mist, even particle size distribution, microscopic appearance good sphericity, the advantages such as magnetic foreign body is low.
Accompanying drawing explanation
Fig. 1 is the structure iron of nucleus maker;
In figure: 1-molten metal storage tank, 2-sodium hydroxide solution storage tank, 3-tank used for storing ammonia, 4-molten metal dissolution kettle, 5-sheet alkali dissolution still, 6-ammoniacal liquor prepare still, 7-removes magnetic foreign body device, 8-nucleus maker, 9-primary growth reactor, 10-Optimal Growing reactor, 11-aging reactor, 12-whizzer, 13-volume pump 14-turn truck, 15-drying installation.
Embodiment
Embodiment 1
As shown in Figure 1, the utility model provides a kind of continuous reaction apparatus of low magnetic nickel-cobalt-manganese ternary hydroxide, comprise volume 50L nucleus maker 8, 2 500L reactors: primary growth reactor 9, Optimal Growing reactor 10, and 1000L aging reactor 11, metallic solution storage tank 1, sodium hydroxide solution storage tank 2 and liquid ammonia storage tank 3 are respectively by pipeline and nucleus maker 8, primary growth reactor 9, Optimal Growing reactor 10 is connected, every root pipeline is provided with a volume pump 13, nucleus maker 8 and primary growth reactor 9, primary growth reactor 9 adopts static mixer to be connected with in the middle of Optimal Growing reactor 10, described 2 reactor inside are provided with whipping appts, baffle plate, adopt pipeline communication between Optimal Growing reactor and nucleus maker, pipeline is arranged a volume pump, aging reactor 11 is connected with whizzer 12 with valve through pipeline, reaction mass flows into next stage reactor continuously automatically, and last step reactor slurry out enters whizzer washing.
In use, adopt one described in the utility model low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus, carry out the method for nickel-cobalt-manganese ternary hydroxide successive reaction, comprise the following steps:
The first step: by convenient source molten metal, sodium hydroxide solution and ammonia soln conveniently throughput ratio, is joined in nucleus maker by volume pump and carries out making nuclear reaction;
Second step, after carrying out making nuclear reaction 10-12h in nucleus maker, solution in nucleus maker is overflowed in primary growth reactor by under meter, open primary growth stirring apparatus for reaction kettle, by volume pump, molten metal, sodium hydroxide solution and ammoniacal liquor are joined in primary growth reactor simultaneously; When after elementary growth response still 10-12h, when the solution of elementary growth response still can flow in Optimal Growing reactor by overflow port, open Optimal Growing stirring apparatus for reaction kettle, add molten metal, sodium hydroxide solution and ammoniacal liquor in Optimal Growing reactor by volume pump simultaneously; From flowing to aging reactor after Optimal Growing reactor carries out 30h, carry out the ageing reaction of 2 hours at aging reactor;
3rd step: the part solution in Optimal Growing reactor is joined nucleus maker by volume pump, adjustment Granularity Distribution;
4th step: in ageing reaction process, solution stream filtered to whizzer by pipeline, is adopted hot pure water, gets filter residue, at 90 DEG C after drying, obtains nickel-cobalt-manganese ternary hydroxide.
Claims (4)
1. one kind low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus, it is characterized in that: comprise nucleus maker (8), 2 reactors: primary growth reactor (9), Optimal Growing reactor (10), and aging reactor (11), metallic solution storage tank (1), sodium hydroxide solution storage tank (2) and liquid ammonia storage tank (3), described metallic solution storage tank (1), sodium hydroxide solution storage tank (2) and liquid ammonia storage tank (3) are respectively by pipeline and nucleus maker (8), primary growth reactor (9), Optimal Growing reactor (10) is connected, described every root pipeline is provided with a volume pump (13), nucleus maker (8) and primary growth reactor (9), primary growth reactor (9) adopts static mixer to be connected with in the middle of Optimal Growing reactor (10), described 2 reactor inside are provided with whipping appts, baffle plate, aging reactor (11) is connected with whizzer (12) with valve through pipeline.
2. a kind of low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus as claimed in claim 1, is characterized in that: this continuous reaction apparatus is connected by 4 order reaction stills.
3. a kind of low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus as claimed in claim 1, it is characterized in that: described nucleus maker (8), primary growth reactor (9), Optimal Growing reactor (10), and aging reactor (11), its volumetric ratio is 1 ~ 2:10 ~ 20:10 ~ 20:10 ~ 40.
4. a kind of low magnetic nickel-cobalt-manganese ternary hydroxide continuous reaction apparatus as claimed in claim 1, is characterized in that: this device also comprises except magnetic foreign body equipment, should be removably connected with bar magnet except being provided with in magnetic foreign body equipment.
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| CN201520250444.0U CN204752237U (en) | 2015-04-23 | 2015-04-23 | Low magnetism nickel cobalt manganese ternary hydroxide's consecutive reaction device |
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| CN201520250444.0U CN204752237U (en) | 2015-04-23 | 2015-04-23 | Low magnetism nickel cobalt manganese ternary hydroxide's consecutive reaction device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986338A (en) * | 2017-11-23 | 2018-05-04 | 清远佳致新材料研究院有限公司 | The process units and its technique of a kind of nickel-cobalt-manganese ternary hydroxide |
| CN108461749A (en) * | 2018-06-04 | 2018-08-28 | 浙江东瓯过滤机制造有限公司 | A kind of ternary precursor Optimizing manufacture control device and its optimal control method |
| CN108767248A (en) * | 2018-08-09 | 2018-11-06 | 中国恩菲工程技术有限公司 | Prepare the device of the nickel-cobalt-manganese ternary material precursor material of narrow particle diameter distribution |
| CN110217831A (en) * | 2019-04-23 | 2019-09-10 | 金川集团股份有限公司 | A kind of preparation method of high voltage cobalt acid lithium large granular spherical narrow ditribution cobaltosic oxide |
| CN110217832A (en) * | 2019-04-23 | 2019-09-10 | 金川集团股份有限公司 | A kind of bulky grain narrow ditribution mixes the preparation method of aluminium cobaltosic oxide |
| CN110451587A (en) * | 2019-08-23 | 2019-11-15 | 东莞市宏湖智能装备有限公司 | A kind of ternary precursor preparation system |
| CN113277571A (en) * | 2021-05-28 | 2021-08-20 | 广东佳纳能源科技有限公司 | Production system and production method of ternary precursor |
| WO2024011625A1 (en) * | 2022-07-15 | 2024-01-18 | 宁德时代新能源科技股份有限公司 | Continuous reaction system, manganese iron oxalate precursor, lithium manganese iron phosphate, preparation method, and secondary battery |
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2015
- 2015-04-23 CN CN201520250444.0U patent/CN204752237U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986338A (en) * | 2017-11-23 | 2018-05-04 | 清远佳致新材料研究院有限公司 | The process units and its technique of a kind of nickel-cobalt-manganese ternary hydroxide |
| CN107986338B (en) * | 2017-11-23 | 2020-04-28 | 清远佳致新材料研究院有限公司 | Production device and process of nickel-cobalt-manganese ternary hydroxide |
| CN108461749A (en) * | 2018-06-04 | 2018-08-28 | 浙江东瓯过滤机制造有限公司 | A kind of ternary precursor Optimizing manufacture control device and its optimal control method |
| CN108461749B (en) * | 2018-06-04 | 2024-02-13 | 浙江东瓯过滤机制造有限公司 | Ternary precursor production optimization control device and optimization control method thereof |
| CN108767248A (en) * | 2018-08-09 | 2018-11-06 | 中国恩菲工程技术有限公司 | Prepare the device of the nickel-cobalt-manganese ternary material precursor material of narrow particle diameter distribution |
| CN110217831A (en) * | 2019-04-23 | 2019-09-10 | 金川集团股份有限公司 | A kind of preparation method of high voltage cobalt acid lithium large granular spherical narrow ditribution cobaltosic oxide |
| CN110217832A (en) * | 2019-04-23 | 2019-09-10 | 金川集团股份有限公司 | A kind of bulky grain narrow ditribution mixes the preparation method of aluminium cobaltosic oxide |
| CN110217832B (en) * | 2019-04-23 | 2021-08-27 | 金川集团股份有限公司 | Preparation method of large-particle narrow-distribution aluminum-doped cobaltosic oxide |
| CN110217831B (en) * | 2019-04-23 | 2021-08-27 | 金川集团股份有限公司 | Preparation method of large-particle spherical narrow-distribution cobaltosic oxide for high-voltage lithium cobaltate |
| CN110451587A (en) * | 2019-08-23 | 2019-11-15 | 东莞市宏湖智能装备有限公司 | A kind of ternary precursor preparation system |
| CN113277571A (en) * | 2021-05-28 | 2021-08-20 | 广东佳纳能源科技有限公司 | Production system and production method of ternary precursor |
| WO2024011625A1 (en) * | 2022-07-15 | 2024-01-18 | 宁德时代新能源科技股份有限公司 | Continuous reaction system, manganese iron oxalate precursor, lithium manganese iron phosphate, preparation method, and secondary battery |
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Effective date of registration: 20151207 Address after: 730101 Lanzhou economic and Technological Development Zone, Gansu, Jinchuan science and Technology Park Patentee after: Lanzhou Jinchuan New Material Technology Co., Ltd. Address before: 737103 Jinchuan Road, Gansu, China, No. 98, No. Patentee before: Jinchuan Group Co., Ltd. |