CN207271090U - A kind of concentrated acid dilution device and the device for preparing ferrous sulfate - Google Patents
A kind of concentrated acid dilution device and the device for preparing ferrous sulfate Download PDFInfo
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- CN207271090U CN207271090U CN201721074532.5U CN201721074532U CN207271090U CN 207271090 U CN207271090 U CN 207271090U CN 201721074532 U CN201721074532 U CN 201721074532U CN 207271090 U CN207271090 U CN 207271090U
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- concentrated acid
- input channel
- pure water
- water input
- concentrated
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Abstract
It the utility model is related to a kind of concentrated acid dilution device (10), including concentrated acid input channel (11) and pure water input channel (12), the pure water input channel (12) is in anti-" J " type, concentrated acid input channel (11) diameter is less than the diameter of pure water input channel (12), and the concentrated acid that concentrated acid input channel (11) extend into pure water input channel (12) by the diluted acid overfall (121) of pure water input channel (12) dilutes an area (122).The utility model further relates to a kind of device that ferrous sulfate is prepared using concentrated acid dilution device.The utility model uses concentrated acid dilution device, and concentrated acid dilution effect is good, and the heat of dilution is fully used, and avoids iron powder and is passivated by concentrated acid, promotes the dissolving of iron powder to react, prepares ferrous sulfate.Carried out automatically in reaction kettle, practical simple is safe, meets industrialized demand.
Description
Technical field
The utility model category hybrid technology field, and in particular to a kind of concentrated acid dilution device and prepare ferrous sulfate using it
Device.
Background technology
Metal, metal powder (such as iron powder), metal oxide dissolved in sulfuric acid in a manner of producing metal sulfate
It is widely used in industry, such as iron powder and sulfuric acid reaction production ferrous sulfate, phosphoric acid is added, phosphoric acid is generated after oxidation
Iron, then by obtaining battery-grade iron phosphate after roasting.The ferric phosphate purity of this method production is high, and crystal form is good, granularity, than table, iron
Phosphorus is than stablizing, the LiFePO4 good electrical property produced using the ferric phosphate.And directly enriching sulfuric acid can make the concentrated sulfuric acid into pure water
The contact of local and iron, causes the passivation of iron, and influences production.
The content of the invention
The utility model aim is to overcome the above problem, there is provided a kind of concentrated acid dilution device and prepares ferrous sulfate using it
Device.
The technical solution adopted in the utility model is：
A kind of concentrated acid dilution device, including concentrated acid input channel and pure water input channel, the pure water input channel is in anti-
" J " type, the concentrated acid input channel diameter are less than the diameter of pure water input channel, and concentrated acid input channel passes through pure water input channel
Diluted acid overfall extend into pure water input channel concentrated acid dilute an area.
Further, the pure water input channel includes regular cylindrical portion and irregular reduced diameter portion, described not advise
Then reduced diameter portion includes diluted acid overfall, concentrated acid dilutes an area and turbulent mixture area, and wherein concentrated acid dilutes an area in rule
The boundary position of cylindrical portion and irregular reduced diameter portion, turbulent mixture area be in diluted acid overfall and concentrated acid dilute an area it
Between.
Further, the irregular reduced diameter portion is made of the connection of multistage reducing pipe interval.
Further, the tube wall shape of the reducing pipe is：Vertical profile facial contour through the central axis of reducing pipe is in double
Shaped form.
Further, the material of the concentrated acid dilution device is PTFE, PP, PE, PC, PI, one in PAI and bag fluorine tubing
Kind is several.
Further, the concentrated acid input channel and/or pure water input channel are connected with volume control device.
The utility model additionally provides a kind of device for preparing ferrous sulfate, including agitating paddle and reaction kettle, further includes dense
Sour dilution device, the concentrated acid dilution device are installed on the inside position on the upper side of reaction kettle.
The utility model sets concentrated acid to dilute an area and turbulent mixture area, and for mixed liquor by mixing twice, concentrated acid can
Uniformly diluted.Present apparatus practical simple, when section, are energy saving, and cost is low；The heat of dilution is fully utilized, while avoids concentrated acid passivation gold
The risk of category, reaction speed is fast, efficient.
In addition, the extra beneficial effect of the utility model is：
Reacted using after diluting concentrated sulfuric acid with iron powder, produce ferrous sulfate, be a kind of preferable selection.Advantage is：It is 1. green
Color environmental protection and energy saving, energy makes full use of and safety, and 2. concentrated sulfuric acid good luck are defeated and pipeline, easy to operate.3. utilize the concentrated sulfuric acid
Reacted with straight iron powder, the ferrous purity of production is high, then the acid that phosphorates, and the ferric phosphate purity of production is high, meets LITHIUM BATTERY needs.Utilize
The concentrated acid dilution device, concentrated acid dilution effect is good, and dilution ratio scope is wide by (1:1~1:5), the heat of dilution of concentrated acid is by complete profit
With promoting the dissolving of iron powder to react, avoid iron powder and be passivated by concentrated acid.Carried out automatically in reaction kettle, it is safe.Make full use of
The heat of dilution of concentrated acid, accelerates reaction speed, meets industrialized demand.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model concentrated acid dilution device.
Fig. 2 is the schematic diagram that the utility model prepares ferrous sulfate device.
Wherein, 10- concentrated acids dilution device, 11- concentrated acid input channels, 12- pure water input channels, 121- diluted acid overfalls,
122- concentrated acids dilute an area, 123- turbulent mixtures area, 124- reducing pipes, 20- agitating paddles, 30- reaction kettles.
Embodiment
Below in conjunction with attached drawing, the utility model is described further.
As shown in Figure 1, the concentrated acid dilution device 10 of the utility model, including concentrated acid input channel 11 and pure water input channel
12, the pure water input channel 12 is in anti-" J " type, it may also be said to is U-shaped modification into being fishhook-type, the height on its left side is low
Height in the right, in other words, the height on its one side are different from the height of another side, and 11 diameter of concentrated acid input channel is less than pure water
The diameter of input channel 12, it is defeated that concentrated acid input channel 11 by the diluted acid overfall 121 of pure water input channel 12 extend into pure water
The concentrated acid for entering pipeline 12 dilutes an area 122.It should be noted that concentrated acid input channel 11 extend into the dense of pure water input channel 12
The degree in one area 122 of acid dilution, on the basis of the top of the horizontal segment not higher than pure water input channel 12, void as shown in Figure 1
Position involved by line, is exactly the better position that concentrated acid input channel 11 extend into pure water input channel 12.
Pure water input channel 12 includes regular cylindrical portion and irregular reduced diameter portion, irregular reduced diameter portion and includes
Diluted acid overfall 121, concentrated acid dilute an area 122 and turbulent mixture area 123, and turbulent mixture area 123 may also be referred to as concentrated acid herein
2nd area are diluted, dilute an area 122 to be different from concentrated acid, concentrated acid dilutes an area 122 and becomes in regular cylindrical portion with irregular
The boundary position of path portion, turbulent mixture area 123 are between one area 122 of diluted acid overfall 121 and concentrated acid dilution, it is necessary to illustrate
, concentrated acid dilutes an area 122 and turbulent mixture area 123 and played the role of roughly the same, but turbulent mixture area 123 is opposite
Diluting an area 122 in concentrated acid has preferably dilution mixed effect.
The irregular reduced diameter portion is spaced connection by multistage reducing pipe 124 and forms.The combination of multistage reducing pipe 124, than
The turbulent flow effect of single hop reducing pipe 124 is more preferably.Fig. 1 show 2 sections of reducing pipes 124 or 3 sections even more than 3 sections, depending on
Device manufacturers in the art are wanted depending on the technique effect that reaches.
The tube wall shape of reducing pipe 124 is：Vertical profile facial contour through the central axis of reducing pipe 124 is in hyperbola,
Can also be other kinds of vertical section, such as fold-line-shaped, zigzag, waveform etc., reducing pipe 124 are used to produce turbulent flow, make
Sulfuric acid and pure water mixing evenly.
Concentrated acid dilution device 10 can use PTFE (Chinese name polytetrafluoroethylene (PTFE), or be F4), PP (Chinese name polypropylene),
(Chinese name polyamide-acyl is sub- by PE (Chinese name polyethylene), PC (Chinese name makrolon), PI (Chinese name polyimides), PAI
Amine) and bag fluorine steel tubing in one or more.
This concentrated acid dilution device 10 is not only simply possible to use in the dilution of the concentrated sulfuric acid, and it is dense to can be used for concentrated hydrochloric acid and concentrated nitric acid etc.
The dilution of acid.
As shown in Fig. 2, prepare the device of ferrous sulfate for the utility model, it includes agitating paddle 20, reaction kettle 30 and dense
Sour dilution device 10, concentrated acid dilution device 10 are arranged in reaction kettle 30, and for diluting concentrated acid, agitating paddle 20 is arranged on reaction kettle
In 30, for uniform stirring mixing liquid, reaction kettle 3 is used to prepare ferrous sulfate；The setting concentrated acid of concentrated acid dilution device 10 is dilute
An area 122 and turbulent mixture area 123 are released, the mixed liquor of acid and water can uniformly be diluted, also may be used by mixing twice, concentrated acid
Reach the concentration (1 of setting according to the different quick diluting concentrated sulfuric acids of needs:1~1:5), at the same diluting concentrated sulfuric acid release heat
Amount can be fully utilized, and on the one hand can avoid the risk of concentrated sulfuric acid passive metal, reaction speed is fast, efficient；On the other hand not
Need to add other heat source promotion metal or the dissolving of its oxide, reach energy-saving and environment-friendly demand.Dilute sulfuric acid overfall 121
The dilute sulfuric acid of concentration needed for spilling；The dilute sulfuric acid of spilling fully reflects under being vigorously stirred of agitating paddle 20 with iron powder, prepares
Ferrous sulfate.
The all parts of concentrated acid dilution device 10 are by polytetrafluoroethylene (PTFE) (PTFE) pipeline or bag fluorine steel conduit, polyethers Asia acyl
Amine (PI) or polyamide-imides (PAI) pass through what is welded and machine, acid corrosion-resistant, high temperature resistant (200 DEG C).
The utility model practical simple, it is easy to operate, it is automatic to carry out, securely and reliably, meet industrial-scale production.
The content of the present embodiment is only the preferable embodiment of the utility model, but the scope of protection of the utility model
It is not limited thereto, any one skilled in the art, can be easily in the technical scope that the utility model discloses
The change or replacement expected, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model
It should be subject to the protection domain of claims.
Claims (6)
1. a kind of concentrated acid dilution device, including concentrated acid input channel (11) and pure water input channel (12), it is characterised in that：It is described
Pure water input channel (12) is in anti-" J " type, and concentrated acid input channel (11) diameter is less than the diameter of pure water input channel (12),
Concentrated acid input channel (11) extend into pure water input channel (12) by the diluted acid overfall (121) of pure water input channel (12)
Concentrated acid dilutes an area (122).
2. concentrated acid dilution device as claimed in claim 1, it is characterised in that：The pure water input channel (12) includes rule circle
Barrel and irregular reduced diameter portion, the irregular reduced diameter portion includes diluted acid overfall (121), concentrated acid dilutes an area
(122) and turbulent mixture area (123), wherein concentrated acid dilution one area (122) are in regular cylindrical portion and irregular varying diameter portion
The boundary position divided, turbulent mixture area (123) are between diluted acid overfall (121) and concentrated acid dilution one area (122).
3. concentrated acid dilution device as claimed in claim 2, it is characterised in that：The irregular reduced diameter portion is by multistage reducing pipe
(124) interval connection composition.
4. concentrated acid dilution device as claimed in claim 3, it is characterised in that：The tube wall shape of the reducing pipe (124) is：Wear
The vertical profile facial contour for crossing the central axis of reducing pipe (124) is in hyperbola.
5. the concentrated acid dilution device as described in claim 1-4 any one, it is characterised in that the concentrated acid input channel (11)
And/or pure water input channel (12) is connected with volume control device.
6. a kind of device for preparing ferrous sulfate, including agitating paddle (20) and reaction kettle (30), it is characterised in that further include such as power
Profit requires the concentrated acid dilution device (10) described in 1-5 any one, and the concentrated acid dilution device (10) is installed on reaction kettle (30)
Inside position on the upper side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074532.5U CN207271090U (en) | 2017-08-25 | 2017-08-25 | A kind of concentrated acid dilution device and the device for preparing ferrous sulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074532.5U CN207271090U (en) | 2017-08-25 | 2017-08-25 | A kind of concentrated acid dilution device and the device for preparing ferrous sulfate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207271090U true CN207271090U (en) | 2018-04-27 |
Family
ID=61984954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721074532.5U Active CN207271090U (en) | 2017-08-25 | 2017-08-25 | A kind of concentrated acid dilution device and the device for preparing ferrous sulfate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207271090U (en) |
-
2017
- 2017-08-25 CN CN201721074532.5U patent/CN207271090U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: Jiangxi aide Nano Technology Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |