CN207271228U - A kind of reaction unit for preparing ferric phosphate - Google Patents
A kind of reaction unit for preparing ferric phosphate Download PDFInfo
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- CN207271228U CN207271228U CN201721057503.8U CN201721057503U CN207271228U CN 207271228 U CN207271228 U CN 207271228U CN 201721057503 U CN201721057503 U CN 201721057503U CN 207271228 U CN207271228 U CN 207271228U
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- reaction kettle
- reaction
- ferric phosphate
- reaction unit
- preparing ferric
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Abstract
It the utility model is related to a kind of reaction unit for preparing ferric phosphate, the reaction unit includes the static mixer for being used for ferrous stoste oxidation reaction, the reaction kettle being connected with the static mixer, the outer circulating emulsifying machine being connected with the reaction kettle, and the filtration system being connected respectively with the outer circulating emulsifying machine and the reaction kettle.The reaction unit, the properties of product gone out of production are stablized, and quality is good, and for iron phosphorus than constant, particle size range is narrow, and specific surface area is moderate, and impurity is few.
Description
Technical field
A kind of reaction unit is the utility model is related to, more particularly to a kind of reaction unit for preparing ferric phosphate.
Background technology
LiFePO4 is the current up-and-coming positive electrode of lithium battery in the market.Ferric phosphate is before preparing LiFePO4
One of body source of iron is driven, the quality of ferric phosphate directly affects the performance of LiFePO4.And the ferric phosphate of good quality needs superperformance
Reaction unit complete.The problems such as existing ferric phosphate reaction unit is there are low production efficiency, and impurity is more, poor quality.
The content of the invention
The technical problems to be solved in the utility model is to be directed to above-mentioned deficiency, there is provided a kind of preparation of industrialization that can stablize
Performance is stablized, the reaction unit of the good nanoscale iron phosphate of quality.
The utility model is achieved through the following technical solutions：
A kind of reaction unit for preparing ferric phosphate, the reaction unit include being used for the static mixing of ferrous stoste oxidation reaction
Device, the reaction kettle being connected with the static mixer, the outer circulating emulsifying machine being connected with the reaction kettle, and respectively with it is described outer
The filtration system that circulating emulsion machine is connected with the reaction kettle.
Further, a kind of reaction unit for preparing ferric phosphate, the outer top of the reaction kettle set neutralizer into
Mouthful, the reaction kettle inner top sets neutralizer spray head, and the neutralizer import is connected with the neutralizer spray head.
Further, a kind of reaction unit for preparing ferric phosphate, the interior middle part of the reaction kettle set flexible stirring
Blade.
Further, a kind of reaction unit for preparing ferric phosphate, bottom sets anchor formula to stir in the reaction kettle
Blade.
Further, a kind of reaction unit for preparing ferric phosphate, the reactor bottom sets circulation pipe, described
Feed pipe and return duct are set at the top of reaction kettle；The static mixer is connected by the feed pipe with the reaction kettle, institute
Reaction kettle is stated to be connected with the outer circulating emulsifying machine by the circulation pipe, the outer circulating emulsifying machine by the second return duct with
The filtration system connection, the filtration system are connected by the return duct with the reaction kettle.
Further, a kind of reaction unit for preparing ferric phosphate, sets discharge nozzle on second return duct.
Further, a kind of reaction unit for preparing ferric phosphate, set temperature control system in the reaction kettle.
Further, a kind of reaction unit for preparing ferric phosphate, the reaction kettle set steam jacket outside.
Further, a kind of reaction unit for preparing ferric phosphate, the static mixer have cooling system.
The advantages of the utility model is with effect：
1. the reaction unit provided by the utility model for preparing ferric phosphate, the properties of product gone out of production are stablized, and quality is good,
For iron phosphorus than constant, particle size range is narrow, and specific surface area is moderate, and impurity is few.
2. the reaction unit provided by the utility model for preparing ferric phosphate, using flexible stirrer paddle and anchor in its reaction kettle
Formula stirrer paddle, can stir the heavy slurry (caused by temporary interruption in production process sometimes) of bottom, improve anti-
Efficiency is answered, and avoids blocking pipeline.
3. the reaction unit provided by the utility model for preparing ferric phosphate, using the static mixer with cooling system,
Continuously it can realize ferrous oxidation process by temperature-controllable.
4. the reaction unit provided by the utility model for preparing ferric phosphate, neutralizer spray head, energy are used in its reaction kettle
It is enough quickly plus neutralizer and uniformly to participate in reacting, avoid local concentration it is excessive caused by reaction it is uneven, together
When specific surface area it is moderate.
5. the reaction unit provided by the utility model for preparing ferric phosphate, using outer circulating emulsifying machine, make the particle of production
Evenly, particle size distribution is narrow for tendency.
6. the reaction unit provided by the utility model for preparing ferric phosphate, is set constant using high-precision mass flowmenter
Flow, configure fixed concentration, meet iron phosphorus than stabilization.
Brief description of the drawings
Fig. 1 shows the structure diagram of the reaction unit provided by the utility model for preparing ferric phosphate.
Description of reference numerals：1- static mixers, 11- ferrous irons stoste outflow, 12- dioxygens water inlets, 13- cooling systems
Circulating water outlet, the circulating water intake of 14- cooling systems, 2- reaction kettles, 21- stretch stirrer paddle, 22- anchor formulas stirrer paddle,
23- neutralizers spray head, the import of 24- neutralizers, 3- steam jackets, 31- steam inlets, 32- condensation-water drains, 4- outer circulations breast
Change machine, 5- filtration systems, 6- temperature control systems, 7- frequency modulation motors, 81- feed pipes, 82- circulation pipes, the second return ducts of 83-,
84- return ducts, 85- discharge nozzles.
Embodiment
It is real with reference to the utility model to make the purpose, technical scheme and advantage that the utility model is implemented clearer
The attached drawing in example is applied, the technical scheme in the embodiment of the utility model is further described in more detail.Described embodiment
It is the part of the embodiment of the utility model, instead of all the embodiments.Below with reference to attached drawing description embodiment be
It is exemplary, it is intended to for explaining the utility model, and it is not intended that limitation to the utility model.Based on the utility model
In embodiment, those skilled in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.The embodiment of the utility model is described in detail below in conjunction with the accompanying drawings：
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on attached drawing institutes
The orientation or position relationship shown, is for only for ease of description the utility model and simplifies description, rather than indicates or imply and is signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The limitation of novel protected scope.
Fig. 1 shows the structure diagram of the reaction unit provided by the utility model for preparing ferric phosphate.The reaction unit bag
Include by the sequentially connected static mixer 1 of pipeline, reaction kettle 2, outer circulating emulsifying machine 4 and filtration system 5, filtration system 5 is again
It is connected with reaction kettle 2.
Static mixer 1 is used for the oxidation reaction of ferrous stoste, and ferrous stoste outflow 11 and double is set on static mixer 1
Oxygen water inlet 12, ferrous stoste outflow 11 set mass flowmenter.Ferrous stoste enters static mixing from ferrous stoste outflow 11
In device 1, hydrogen peroxide enters in static mixer 1 from dioxygen water inlet 12, ferrous stoste and hydrogen peroxide in static mixer 1 into
Row chemical reaction, ferrous stoste are oxidized to ferric iron, and ferric iron enters back into reaction kettle 2.Further, static mixer 1 has
There is cooling system, cooling water enters from circulating water intake 14, after carrying out cooling down to static mixer 1, goes out from recirculated water
Mouth 23 flows out.
The outer top of reaction kettle 2 sets neutralizer import 24, and neutralizer import 24 sets mass flowmenter.Top in reaction kettle 2
Portion sets neutralizer spray head 23, and neutralizer import 24 is connected with neutralizer spray head 23.Middle part sets flexible stir in reaction kettle 2
Mix blade 21, flexible stirrer paddle can be splash to avoid reaction solution to the top of reaction kettle and side wall, and bottom is set in reaction kettle 2
Anchor formula stirrer paddle 22, the flexible stirrer paddle 21 of the connection of frequency modulation motor 7 and anchor formula stirrer paddle 22 are put, to control its stirring speed
Rate, and then control the granularity and Bi Biao of ferric phosphate.Suitable constant mixing speed, obtains stable ferric phosphate granularity and ratio
Table.Neutralizer is uniformly sprayed in reaction kettle 2 from neutralizer spray head 23, is reacted with ferric iron.Set and steam outside reaction kettle 2
Vapour chuck 3, the top of steam jacket 3 set steam inlet 31, its bottom sets condensation-water drain 32.Steam jacket 3 be used for pair
2 heat supply of reaction kettle is, it is necessary to which reaction temperature is greater than 90 DEG C.Set temperature control system 6 in reaction kettle 2, temperature control system 6 with
The valve connection set outside steam inlet 31, to adjust temperature in reaction kettle 2.
In reaction process, the top rest in reaction kettle 2 has the dirt (master for being stirred the reaction solution that blade is splash and tying
If the mixture of unformed ferric phosphate and ferric sulfate), just there are impurity in reaction product, the effect of filtration system 5 is desirable
Remove impurity, purified nanotubes level ferric phosphate.
Further, the connecting pipe road between each device includes circulation pipe 82, feed pipe 81, the reflux of return duct 84 and second
Pipe 83.2 bottom of reaction kettle sets circulation pipe 82, and the top of reaction kettle 2 sets feed pipe 81 and return duct 84.Static mixer 1 is logical
Cross feed pipe 81 to be connected with reaction kettle 2, reaction kettle 2 is connected by circulation pipe 82 with outer circulating emulsifying machine 4, outer circulating emulsifying machine 4
It is connected by the second return duct 83 with filtration system 5, filtration system 5 is connected by return duct 84 with reaction kettle 2.Second return duct
Discharge nozzle 85 is set on 83.
Further, reaction kettle, flexible stirrer paddle and anchor formula stirrer paddle are process by 316L stainless steels.Each dress
Connecting pipe road between putting is the stainless steel pipes of Fluorine-lined.Neutralizer spray head is that PTFE material is process.
The operation principle of the reaction unit：
The ferrous stoste of predetermined amount enters static mixer by hydrogen peroxide oxidation into ferric iron, the heat released in reaction process
Amount raises itself stoste temperature, and heat is utilized, and ferric iron stoste enters back into reaction kettle 2 and neutralizer hybrid reaction, temperature
Control system 6 is heated to suitably according to reaction needs by adjusting the amount of steam further to adjust mixed liquor in reaction kettle 2
Temperature.Solution adjusts granularity through outer circulating emulsifying machine 4 again after reaction, and filtered 5 impurity screening of system, returns to reaction kettle 2, with this
Reaction is recycled to finish.Outer circulating emulsifying machine 4 and the power-off of filtration system 5 are closed, and final products are flowed out from discharge nozzle 85.
Above example is not used for limiting the implementation of the utility model only to illustrate the technical solution of the utility model
Scope.In every case done equivalence changes within the protection scope of the present utility model and modification, it is new to be all deemed to fall this practicality
In the protection domain of type.
Claims (9)
1. a kind of reaction unit for preparing ferric phosphate, it is characterised in that the reaction unit includes being used for ferrous stoste oxidation reaction
Static mixer, the reaction kettle being connected with the static mixer, the outer circulating emulsifying machine being connected with the reaction kettle, and point
The filtration system not being connected with the outer circulating emulsifying machine and the reaction kettle.
A kind of 2. reaction unit for preparing ferric phosphate according to claim 1, it is characterised in that the outer top of the reaction kettle
Neutralizer import is set, and the reaction kettle inner top sets neutralizer spray head, and the neutralizer import is sprayed with the neutralizer
Drench head connection.
3. a kind of reaction unit for preparing ferric phosphate according to claim 1 or 2, it is characterised in that in the reaction kettle
Middle part sets flexible stirrer paddle.
4. a kind of reaction unit for preparing ferric phosphate according to claim 1 or 2, it is characterised in that in the reaction kettle
Bottom sets anchor formula stirrer paddle.
A kind of 5. reaction unit for preparing ferric phosphate according to claim 1 or 2, it is characterised in that the reaction kettle bottom
Portion sets circulation pipe, and feed pipe and return duct are set at the top of the reaction kettle；The static mixer by the feed pipe with
The reaction kettle connection, the reaction kettle are connected by the circulation pipe with the outer circulating emulsifying machine, the outer circulation emulsification
Machine is connected by the second return duct with the filtration system, and the filtration system is connected by the return duct and the reaction kettle
Connect.
6. a kind of reaction unit for preparing ferric phosphate according to claim 5, it is characterised in that on second return duct
Discharge nozzle is set.
7. a kind of reaction unit for preparing ferric phosphate according to claim 1 or 2, it is characterised in that in the reaction kettle
Set temperature control system.
8. a kind of reaction unit for preparing ferric phosphate according to claim 1 or 2, it is characterised in that outside the reaction kettle
Steam jacket is set.
A kind of 9. reaction unit for preparing ferric phosphate according to claim 1 or 2, it is characterised in that the static mixing
Utensil has cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721057503.8U CN207271228U (en) | 2017-08-23 | 2017-08-23 | A kind of reaction unit for preparing ferric phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721057503.8U CN207271228U (en) | 2017-08-23 | 2017-08-23 | A kind of reaction unit for preparing ferric phosphate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207271228U true CN207271228U (en) | 2018-04-27 |
Family
ID=61984552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721057503.8U Active CN207271228U (en) | 2017-08-23 | 2017-08-23 | A kind of reaction unit for preparing ferric phosphate |
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| Country | Link |
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| CN (1) | CN207271228U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421518A (en) * | 2018-04-28 | 2018-08-21 | 义乌市开晶进出口有限公司 | A kind of binder production equipment |
| CN113856593A (en) * | 2021-10-18 | 2021-12-31 | 浙江东瓯过滤机制造有限公司 | Preparation method and preparation device of iron phosphate powder concentrated by microporous filtration |
| CN114558531A (en) * | 2022-02-23 | 2022-05-31 | 湖北宇浩高科新材料有限公司 | Iron phosphate synthesis reaction device and reaction method |
-
2017
- 2017-08-23 CN CN201721057503.8U patent/CN207271228U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421518A (en) * | 2018-04-28 | 2018-08-21 | 义乌市开晶进出口有限公司 | A kind of binder production equipment |
| CN108421518B (en) * | 2018-04-28 | 2019-01-25 | 江山华隆能源开发有限公司 | A kind of binder production equipment |
| CN113856593A (en) * | 2021-10-18 | 2021-12-31 | 浙江东瓯过滤机制造有限公司 | Preparation method and preparation device of iron phosphate powder concentrated by microporous filtration |
| CN114558531A (en) * | 2022-02-23 | 2022-05-31 | 湖北宇浩高科新材料有限公司 | Iron phosphate synthesis reaction device and reaction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 336000 Yichun economic and Technological Development Zone, Jiangxi Patentee after: Yichun Tianzhi High-tech New Material Co.,Ltd. Address before: 336000 Yichun economic and Technological Development Zone, Jiangxi Patentee before: JIANGSU AID NANO TECHNOLOGY CO.,LTD. |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yichang Tianci High-tech Materials Co.,Ltd. Assignor: Yichun Tianzhi High-tech New Material Co.,Ltd. Contract record no.: X2023980030868 Denomination of utility model: A reaction device for preparing iron phosphate Granted publication date: 20180427 License type: Common License Record date: 20230113 |