CN207891059U - A kind of process units of nano hydrotalcite - Google Patents
A kind of process units of nano hydrotalcite Download PDFInfo
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- CN207891059U CN207891059U CN201721684623.0U CN201721684623U CN207891059U CN 207891059 U CN207891059 U CN 207891059U CN 201721684623 U CN201721684623 U CN 201721684623U CN 207891059 U CN207891059 U CN 207891059U
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- kettle
- reaction kettle
- type reaction
- injecting type
- crystallizing
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Abstract
The utility model belongs to chemical equipment technical field, is related to a kind of process units of nano hydrotalcite, including sequentially connected injecting type reaction kettle, crystallizing kettle, vertical type blotter press and microwave dryer；The side wall of wherein injecting type reaction kettle is provided with atomization jetting device, injecting type reaction kettle is internally provided with agitating device, first charging aperture, the online pH meter of industry and the first discharge port are respectively equipped with above and below injecting type reaction kettle, wherein the outside of crystallizing kettle is equipped with steam jacket, the top of crystallizing kettle is provided with second charging aperture, watch window, the online pH meter of industry and water inlet, the lower part of crystallizing kettle and is provided with the second discharge port.The preparation process that the utility model solves the problems, such as stirs uneven and crystallization condition and is difficult to control, wherein reaction kettle strengthens mixing effect, crystallizing kettle realizes that crystallization condition is controllable, vertical type blotter press is realized fully washing and is separated by solid-liquid separation, microwave dryer avoids reuniting, and is finally prepared that pattern is special and the higher nano hydrotalcite of purity.
Description
Technical field
The utility model is related to chemical equipment technical field, specially a kind of process units of nano hydrotalcite.
Background technology
Hydrotalcite (LDHs) material belongs to anion type laminated compound, has layer structure and abundant materialization
Matter, such as the adjustable denaturation of component, thermal stability, ion-exchange performance etc., in catalysis, medicine, fire-retardant and wastewater treatment
Equal fields have broad application prospects.Traditional hydrotalcite preparation method has coprecipitation, sol-gal process, ion exchange
Method, calcine-recovering method etc., these conventional methods are unfavorable for the pattern and performance improvement of hydrotalcite, in order to improve the property of hydrotalcite
Can, the new method of the various hydrotalcites for preparing special appearance is suggested in succession.The device of production hydrotalcite is that stirring-type is anti-at present
Kettle, mixing, reaction and the crystallization process of raw material is answered to be happened in stirring-type reaction kettle, since stirring-type reaction kettle stirs speed
Will produce whirlpool when rate is low and high-speed stirred causes to stir uneven, and reaction temperature is low when crystallization, the pH of crystallization process
It is not easy to be monitored and controlled, leads to the different at nuclear environment of hydrotalcite, in conjunction with normal drying, the hydrotalcite for eventually leading to preparation goes out
The existing problem that pattern is uncontrollable, size is larger and distribution is wide.
Utility model content
The purpose of this utility model is that for uneven, crystallization item is stirred existing for existing hydrotalcite process units
Part is difficult to control and rate of drying leads to the larger-size problem of hydrotalcite prepared slowly, provides a kind of nano hydrotalcite production
Device.
To achieve the goals above, the technical solution that the application uses for：A kind of process units of nano hydrotalcite, including
Injecting type reaction kettle, crystallizing kettle, vertical type blotter press and microwave dryer；The side wall of wherein injecting type reaction kettle is provided with multiple mists
Change injection apparatus, the interior side of injecting type reaction kettle is provided with agitating device, agitating device and stirring axis connection, agitating shaft with
Stirring motor connects, and the lower part of injecting type reaction kettle is provided with the first discharge port, first is provided with above injecting type reaction kettle
Feed inlet and the online pH meter of industry；It is provided with steam jacket on the outside of crystallizing kettle, steam inlet is provided with above steam jacket,
Steam inlet is connect by pipeline with steam generator, and the top of crystallizing kettle is provided with second charging aperture, the top one of crystallizing kettle
Side is provided with watch window, and the top other side of crystallizing kettle is provided with industrial online pH meter and water inlet, the lower part of crystallizing kettle are set
It is equipped with the second discharge port；First discharge port of injecting type reaction kettle and the second charging aperture of crystallizing kettle connect, and the second of crystallizing kettle
Discharge port is connect with vertical type blotter press, and vertical type blotter press is connect with microwave dryer.
The utility model is also characterized by
Wherein, injecting type reaction kettle and crystallizing kettle are internally provided with polytetrafluorethylecoatings coatings.
Wherein, it is provided with chuck layer outside injecting type reaction kettle.
Wherein, atomization jetting device is two, and two atomization jetting devices are oppositely arranged.
Wherein, first charging aperture and water inlet are both provided with sealing cover.
Wherein, the first discharge port and the crystalline substance of the connecting line between steam inlet and steam generator, injecting type reaction kettle
Change the connecting tube between the second discharge port and vertical type blotter press of the connecting line and crystallizing kettle between the second charging aperture of kettle
Road is both provided with control valve.
Compared with prior art, the utility model has the beneficial effects that：The utility model is designed reasonably, it is easy to operate, lead to
Crossing atomization jetting device makes reactant be sufficiently mixed, and the whirlpool when the agitating device of side effectively prevents high-speed stirred is arranged
Occur, not only made mixing effect more preferably, but also reduce harm of the whirlpool for device, is effectively supervised in real time by industrial online pH meter
The pH and temperature for controlling crystallization process, ensure the purity of nano hydrotalcite, while intuitively understanding reactiveness by watch window, lead to
It crosses vertical type blotter press and effectively realizes separation of solid and liquid and the abundant washing to the solid after separation, solid is dry by microwave after separation
Dry machine carries out rapid draing, effectively prevent nano hydrotalcite to reunite, finally obtains the higher neatly of morphology controllable, purity
Stone.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of nano hydrotalcite process units of the utility model.
In figure：1, injecting type reaction kettle；2, crystallizing kettle；3, vertical type blotter press；4, microwave dryer；5, atomized spray fills
It sets；6, agitating device；7, agitating shaft；8, stirring motor；9, the first discharge port；10, first charging aperture；11, the online pH of industry
Meter；12, steam jacket；13, steam inlet；14, steam generator；15, second charging aperture；16, watch window；17, water inlet；
18, the second discharge port.
Specific implementation mode
With reference to the attached drawing in the utility model embodiment, to the specific implementation mode of the utility model into traveling
One step describes.
As shown in Figure 1, a kind of process units of nano hydrotalcite, including injecting type reaction kettle 1, crystallizing kettle 2, vertical pressure
Filter 3 and microwave dryer 4；Crystallizing kettle 2 is used to provide environment for the crystallization process of hydrotalcite, and vertical type blotter press 3 is used for crystalline substance
Material after change be separated by solid-liquid separation and is fully washed, while ensureing that the water content of solid after detaching is relatively low, microwave dryer 4
For carrying out rapid draing to the substance after the separation of vertical type blotter press 3, the side wall of wherein injecting type reaction kettle 1 is provided with mist
Change injection apparatus 5, the interior side of injecting type reaction kettle 1 is provided with agitating device 6, by the setting of agitating device 6 side without
It is center, can effectively avoids the vortex generated during high-efficiency stirring, stirring efficiency and vortex can be improved
Harm to agitating device 6, agitating device 6 are connect with agitating shaft 7, and agitating shaft 7 is connect with stirring motor 8, injecting type reaction kettle 1
Lower part be provided with the first discharge port 9, the top of injecting type reaction kettle 1 is provided with first charging aperture 10 and the online pH meter of industry
11, the online pH meter of industry can not only measure the pH in reaction kettle, but also can measure the temperature in reaction kettle, pass through the online pH of industry
The pH of meter real time monitoring purification process, ensures the purity of the nano hydrotalcite prepared；The outside of crystallizing kettle 2 is provided with steam jacket
12, the top of steam jacket 12 is provided with steam inlet 13, and steam inlet 13 is connect by pipeline with steam generator 14, steam
Generation machine 14 is used to input steam for the steam jacket 12 of crystallizing kettle 2, ensures the temperature of crystallizing kettle 2, the top setting of crystallizing kettle 2
There are second charging aperture 15, the upper side of crystallizing kettle 2 to be provided with watch window 16, the top other side of crystallizing kettle 2 is provided with work
The lower part of the online pH meter 11 of industry and water inlet 17, crystallizing kettle 1 is provided with the second discharge port 18, and the second discharge port 18 is used for crystallization
Material afterwards is transported in vertical type blotter press 3；The second charging aperture of first discharge port 9 and crystallizing kettle 2 of injecting type reaction kettle 1
15 connections, the second discharge port 18 of crystallizing kettle 2 are connect with vertical type blotter press 3, and vertical type blotter press 3 is connect with microwave dryer 4, micro-
Wave drying machine 4 transmits microwave dryer automatically using belt-type, and the filtered solid outlet of vertical type blotter press 3 is set to microwave dryer
4 entrance top realizes the solid product automatic drying after being separated by solid-liquid separation.
The wherein polytetrafluoro for being internally provided with antiacid, alkali resistant and anti-organic solvent of injecting type reaction kettle 1 and crystallizing kettle 2
Vinyl coating.
Wherein chuck layer is provided with outside injecting type reaction kettle 1.
Wherein atomization jetting device 5 is symmetrical arranged, and reactant mixing can be made more uniform.
Wherein first charging aperture 10 and water inlet 17 are both provided with the sealing cover for being protected.
First discharge port 9 of connecting line, injecting type reaction kettle 1 wherein between steam inlet 13 and steam generator 14
Second discharge port 18 and vertical type blotter press 3 of connecting line and crystallizing kettle 2 between the second charging aperture 15 of crystallizing kettle 2 it
Between connecting line on be both provided with control valve for being controlled the opening and closing of pipeline.
When it is implemented, mixed metal salt solution and alkaline solution will be needed to pass through the object of injecting type reaction kettle 1 respectively
Change injection apparatus 5 to be mixed, starts agitating device 6 and be stirred, other raw materials are put into from first charging aperture 10, work as reaction
After the completion, so that mixed solution is entered in crystallizing kettle 2, heated up to crystallizing kettle 2 by steam generator 14, existed by industry
Line pH meter 11 understands the reaction temperature and pH of crystallization process in real time, controls the pH of reaction process, reduces impurity in crystallization process
It generates, ensures the purity of product, after crystallization, crystallizing kettle 2 is washed by water inlet 17, product is avoided to waste,
And the material after crystallization is transported in vertical type blotter press 3 by the second discharge port 18, by vertical type blotter press 3 by crystallization product
In solid-liquid carry out detach and repeatedly washed, obtain the lower solid product of water content and be transported to micro- in separation process
Rapid draing is carried out in wave drying machine 4, avoids the reunion of sample in drying process, finally obtains nano hydrotalcite material.
Disclosed above is only specific embodiment of the utility model, but the utility model embodiment is not limited to
This, the changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.
Claims (6)
1. a kind of process units of nano hydrotalcite, which is characterized in that including injecting type reaction kettle (1), crystallizing kettle (2), vertical
Filter press (3) and microwave dryer (4)；
The side wall of the injecting type reaction kettle (1) is provided with multiple atomization jetting devices (5), the injecting type reaction kettle (1)
Interior side is provided with agitating device (6), and the agitating device (6) connect with agitating shaft (7), the agitating shaft (7) and stirring
Motor (8) connects, and the lower part of the injecting type reaction kettle (1) is provided with the first discharge port (9), the injecting type reaction kettle (1)
Top be provided with first charging aperture (10) and the online pH meter (11) of industry；
Steam jacket (12) is provided on the outside of the crystallizing kettle (2), being provided with steam above the steam jacket (12) enters
Mouth (13), the steam inlet (13) are connect by pipeline with steam generator (14), and the top of the crystallizing kettle (2) is provided with
Second charging aperture (15) is provided with watch window (16), the top of the crystallizing kettle (2) at the upper side of the crystallizing kettle (2)
The other side is provided with industrial online pH meter (11) and water inlet (17), the lower part of the crystallizing kettle (2) are provided with the second discharge port
(18)；
The first discharge port (9) of the injecting type reaction kettle (1) is connect with the second charging aperture (15) of crystallizing kettle (2), the crystalline substance
The second discharge port (18) for changing kettle (2) is connect with vertical type blotter press (3), and the vertical type blotter press (3) connects with microwave dryer (4)
It connects.
2. a kind of process units of nano hydrotalcite as described in claim 1, which is characterized in that the injecting type reaction kettle
(1) and crystallizing kettle (2) is internally provided with polytetrafluorethylecoatings coatings.
3. a kind of process units of nano hydrotalcite as described in claim 1, which is characterized in that the injecting type reaction kettle
(1) chuck layer is provided with outside.
4. a kind of process units of nano hydrotalcite as described in claim 1, which is characterized in that the atomization jetting device
(5) it is two, two atomization jetting devices (5) are oppositely arranged.
5. a kind of process units of nano hydrotalcite as described in claim 1, which is characterized in that the first charging aperture (10)
It is both provided with sealing cover with water inlet (17).
6. a kind of process units of nano hydrotalcite as described in claim 1, which is characterized in that the steam inlet (13) with
The first discharge port (9) of connecting line, injecting type reaction kettle (1) between steam generator (14) and the second of crystallizing kettle (2)
Company between the second discharge port (18) and vertical type blotter press (3) of connecting line and crystallizing kettle (2) between feed inlet (15)
It takes over road and is both provided with control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721684623.0U CN207891059U (en) | 2017-12-06 | 2017-12-06 | A kind of process units of nano hydrotalcite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721684623.0U CN207891059U (en) | 2017-12-06 | 2017-12-06 | A kind of process units of nano hydrotalcite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207891059U true CN207891059U (en) | 2018-09-21 |
Family
ID=63548247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721684623.0U Active CN207891059U (en) | 2017-12-06 | 2017-12-06 | A kind of process units of nano hydrotalcite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207891059U (en) |
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2017
- 2017-12-06 CN CN201721684623.0U patent/CN207891059U/en active Active
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