CN203971945U - A kind of large scale structure crystallizing kettle - Google Patents
A kind of large scale structure crystallizing kettle Download PDFInfo
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- CN203971945U CN203971945U CN201420443707.5U CN201420443707U CN203971945U CN 203971945 U CN203971945 U CN 203971945U CN 201420443707 U CN201420443707 U CN 201420443707U CN 203971945 U CN203971945 U CN 203971945U
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Abstract
The utility model relates to a kind of large scale structure crystallizing kettle, comprise kettle, be arranged on heater and the agitating device that is arranged on kettle inside on kettle, wherein: heater comprises the main heater block that is arranged on kettle inside, be arranged on the auxiliary heating parts of kettle outer wall, with the temperature detection adjustment member that is connected main and auxiliary heater block; Described agitating device is mechanical stirring device, and its upper and lower end is individually fixed in kettle upper and lower part, and middle part is placed in kettle and is provided with paddle stirs material in still.The utility model is rational in infrastructure, simple to operate, by the optimization to crystallizing kettle heating part and mixing part, make the interior temperature of charge of still stable, even, effectively avoid logistics to unite, stir inhomogeneous problem, in improving NaY crystallization quality, realize crystallizing kettle maximization, improved production capacity and the production efficiency of crystallization operation, be more conducive to the maximization of implement device.
Description
Technical field
The utility model relates to high-Si Y-type molecular sieve Preparation equipment, is a kind ofly especially applicable to miniature crystal grain need to carry out at a certain temperature grain growth be the large scale structure crystallizing kettle in the material crystallization process that crystallization, grain growth time are long and crystallization temperature requirement is comparatively strict.
Background technology
In high-Si Y-type molecular sieve preparation process, need to first prepare NaY molecular sieve, and a ring of preparation NaY molecular sieve most critical is NaY crystallization, its crystallization condition is very harsh, require crystallization temperature be controlled at 95-100 DEG C, each position temperature stabilization of crystallizing kettle and evenly, the equilibrium of grain growth speed, relative crystallinity be greater than 90%, therefore the quality of crystallization quality is directly determining the quality of Y zeolite quality.Traditional NaY crystallizing kettle volume is about 10m
3, adopting in wind stirring, still and be provided with heater block, the overheated hot water that all passes into 100-105 DEG C in its heater block carries out thermostatic crystallization, crystallization time>=28 hour.Along with the expansion of industrial installation scale, crystallizing kettle volume is by 10m
3be extended to 120m
3above, the diameter of crystallizing kettle is also extended to Φ more than 5000 by Φ 2000, need configure a huge overheated water heater funnel and cyclic delivery system and cannot ensure in tens hours of crystallization each position temperature stabilization in still, evenly by traditional crystal pattern, thereby cause that grain growth speed is unbalanced, grain size is unbalanced, crystallization time extends and easily produce stray crystal, affect NaY crystallization quality, so affect the quality of Y zeolite and production efficiency is not high, device production scale be subject to very big restriction.
Summary of the invention
The purpose of this utility model is for the shortcoming existing in background technology and problem improvement and bring new ideas in addition, and a kind of quality that can ensure NaY crystallization is provided, and enhances productivity, and is conducive to the large scale structure crystallizing kettle of molecular sieve equipment enlarging.
The technical solution of the utility model is that structure one comprises kettle, is arranged on heater on kettle and is arranged on the crystallizing kettle of the agitating device of kettle inside, wherein:
Heater comprises the main heater block that is arranged on kettle inside, is arranged on the auxiliary heating parts of kettle outer wall, with the temperature detection adjustment member that is connected main and auxiliary heater block;
Described agitating device is mechanical stirring device, and its upper and lower end is individually fixed in kettle upper and lower part, and middle part is placed in kettle and is provided with paddle stirs material in still.
Advantage of the present utility model and beneficial effect:
The utility model is rational in infrastructure, simple to operate, by the optimization to crystallizing kettle heating part and mixing part, make the interior temperature of charge of still stable, even, effectively avoid logistics to unite, stir inhomogeneous problem, in improving NaY crystallization quality, realize crystallizing kettle maximization, improved production capacity and the production efficiency of crystallization operation, be more conducive to the maximization of implement device.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Detailed description of the invention
As shown in Figure 1, the utility model comprises kettle, is arranged on heater and the agitating device that is arranged on kettle middle part on kettle, wherein:
Heater comprises the main heater block that is arranged on kettle inside, is arranged on the auxiliary heating parts of kettle outer wall, with the temperature detection adjustment member that is connected main and auxiliary heater block;
Described agitating device is mechanical stirring device, and its upper and lower end is individually fixed in kettle upper and lower part, and middle part is placed in kettle and is provided with paddle stirs material in still.
Kettle described in the utility model comprises cylindrical shell 2, top cover 1 and low head 4, wherein top cover 1 and low head 4 are arranged at respectively cylindrical shell 2 upper and lower ends, top cover 1 is provided with manhole A, material inlet and tail gas outlet E and heating steam mouth F, low head 4 is cone or ellipsoid, the bottom of low head 4 is provided with material outlet G, and cylindrical shell 2 outer walls are provided with thermal insulation layer.The sidewall of described cylindrical shell 2 is provided with mother liquor excision mouthful C, thermocouple port D and liquid level gauge mouth B, and thermocouple port D and liquid level gauge mouth B also can be located at cylindrical shell 2 end faces, and the outer wall of cylindrical shell 2 is also provided with support ring 3.Described cylindrical shell 2 inwalls are provided with at least two hydraulic barriers 13.Described main heater block comprises the heat(ing) coil 12 that is arranged on cylindrical shell 2 inner bottom, and its heat(ing) coil 12 one end upwards connect heating steam mouth F.The mode of heating of described main heater block is Steam Heating, or electrical heating, or heat-conducting oil heating.Described auxiliary heating parts comprises the electric tracing element that is arranged on cylindrical shell 2 outer walls, and its mode of heating is electrical heating.Described temperature detection adjustment member comprises the detector unit that is arranged on upper, middle and lower portion in still, with the regulating element that is connected each detector unit and main and auxiliary heater block.Described agitating device comprises the shaft 8 that is placed in middle part in still, with at least two layers of paddle 10 that are arranged on shaft 8, wherein shaft 8 tops extend to still external connecting reductor 7 and motor 6, at the bottom of still is fixed on by stirring axle sleeve 11 and at least two journal stirrups 5 in shaft 8 bottoms.Described shaft 8 is one whole axle, or is linked into an integrated entity by shaft coupling 9 by two axles, and shaft 8 is driven and rotarily driven the synchronous stirring material that rotates of paddle 10 by motor 6.
Embodiment:
Upper, middle and lower temperature detection thermocouple is set in still, does not need all openings of upper, middle and lower, can share an opening, can accurately reflect in still temperature everywhere; Connect temperature simultaneously and regulate control, stablize controlling crystallizing temperature.In still, establish heat(ing) coil; Still outer wall is established electric tracing, and to supplement kettle outer surface dispersed heat, to maintain, in kettle, medium temperature is even and stable everywhere; The insulation material layer that still outer wall employing heat transfer coefficient is very little and the thickness of insulation material layer are greater than 1-2 times of economic insulation thickness, ensure crystallizing kettle each position temperature stabilization and even, should be prudent while selecting the outer heat preserving and insulating material of still, its heat transfer coefficient is the smaller the better, as very large in heat transfer coefficient, outer wall radiation loss will be corresponding very large, is unfavorable for stablizing near still wall place medium temperature.In still, establish mechanical agitation, fully stir controlling well in crystallization temperature, leave standstill again crystallization after miniature crystal grain is fully disperseed, ensure the equilibrium of grain growth speed.Simultaneously along still wall clear width, polylith hydraulic barrier is set, prevent in whipping process logistics unite rotation, cause stirring inhomogeneous.Two above journal stirrups supporting agitating device lower shaft covers are set at the bottom of still, make journal stirrup there is broken eddy current function simultaneously, effectively prevent still at the bottom of blowing place there is vortex phenomenon, make material emptying steadily smooth.
Adopt the large-scale NaY crystallizing kettle of said structure through implementing checking: the completely qualified and steady quality of crystallization quality, crystallization time can foreshorten to 24h left and right, have greatly improved production efficiency, maximize and created condition for realizing Y zeolite preparation.
Embodiment described in the utility model is only the description that preferred embodiment of the present utility model is carried out; not the utility model design and scope are limited; do not departing under the prerequisite of the utility model design philosophy; various modification and improvement that in this area, engineers and technicians make the technical solution of the utility model; all should fall into protection domain of the present utility model; the technology contents of the utility model request protection, has all been documented in claims.
Claims (10)
1. a large scale structure crystallizing kettle, is characterized in that comprising kettle, is arranged on heater and the agitating device that is arranged on kettle inside on kettle, wherein:
Heater comprises the main heater block that is arranged on kettle inside, is arranged on the auxiliary heating parts of kettle outer wall, with the temperature detection adjustment member that is connected main and auxiliary heater block;
Described agitating device is mechanical stirring device, and its upper and lower end is individually fixed in kettle upper and lower part, and middle part is placed in kettle and is provided with paddle stirs material in still.
2. large scale structure crystallizing kettle according to claim 1, it is characterized in that described kettle comprises cylindrical shell, top cover and low head, top cover is provided with manhole A, material inlet and tail gas outlet E and heating steam mouth F, and low head bottom is provided with material outlet G, and cylinder body outer wall is provided with thermal insulation layer.
3. large scale structure crystallizing kettle according to claim 2, is characterized in that being provided with mother liquor excision mouthful C, thermocouple port D and liquid level gauge mouth B on described cylindrical shell, and the outer wall of cylindrical shell is also provided with support ring.
4. large scale structure crystallizing kettle according to claim 2, is characterized in that described cylinder inboard wall is provided with at least two hydraulic barriers.
5. large scale structure crystallizing kettle according to claim 1 and 2, is characterized in that described main heater block comprises the heat(ing) coil that is arranged on inner barrel bottom, and its heat(ing) coil one end upwards connects heating steam mouth F.
6. large scale structure crystallizing kettle according to claim 1, is characterized in that the mode of heating of described main heater block is Steam Heating, or electrical heating, or heat-conducting oil heating.
7. large scale structure crystallizing kettle according to claim 1, is characterized in that described auxiliary heating parts comprises the electric tracing element that is arranged on kettle outer wall, and its mode of heating is electrical heating.
8. large scale structure crystallizing kettle according to claim 1, is characterized in that described temperature detection adjustment member comprises the detector unit that is arranged on upper, middle and lower portion in still, with the regulating element that is connected each detector unit and main and auxiliary heater block.
9. large scale structure crystallizing kettle according to claim 1, it is characterized in that described agitating device comprises the shaft that is placed in middle part in still, with at least two layers of paddle that are arranged on shaft, wherein shaft top extends to still external connecting reductor and motor, at the bottom of still is fixed on by stirring axle sleeve and at least two journal stirrups in shaft bottom.
10. large scale structure crystallizing kettle according to claim 9, is characterized in that described shaft is one whole axle, or is linked into an integrated entity by shaft coupling by two axles, and shaft is driven and rotarily driven paddle and synchronously rotate stirring material by motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420443707.5U CN203971945U (en) | 2014-08-08 | 2014-08-08 | A kind of large scale structure crystallizing kettle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420443707.5U CN203971945U (en) | 2014-08-08 | 2014-08-08 | A kind of large scale structure crystallizing kettle |
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| CN203971945U true CN203971945U (en) | 2014-12-03 |
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| CN201420443707.5U Active CN203971945U (en) | 2014-08-08 | 2014-08-08 | A kind of large scale structure crystallizing kettle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649308A (en) * | 2015-03-11 | 2015-05-27 | 长岭炼化岳阳工程设计有限公司 | Device for synthesizing aluminum sulfate and method for synthesizing aluminum sulfate by using same |
| CN105920887A (en) * | 2016-06-06 | 2016-09-07 | 长岭炼化岳阳工程设计有限公司 | Waste water separating system and precipitating device thereof |
-
2014
- 2014-08-08 CN CN201420443707.5U patent/CN203971945U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649308A (en) * | 2015-03-11 | 2015-05-27 | 长岭炼化岳阳工程设计有限公司 | Device for synthesizing aluminum sulfate and method for synthesizing aluminum sulfate by using same |
| CN104649308B (en) * | 2015-03-11 | 2016-03-02 | 长岭炼化岳阳工程设计有限公司 | The synthesizer of Tai-Ace S 150 and utilize the method for its synthesis Tai-Ace S 150 |
| CN105920887A (en) * | 2016-06-06 | 2016-09-07 | 长岭炼化岳阳工程设计有限公司 | Waste water separating system and precipitating device thereof |
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