CN207401171U - It is used to prepare the continuous crystallisation device of chromic anhybride - Google Patents
It is used to prepare the continuous crystallisation device of chromic anhybride Download PDFInfo
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- CN207401171U CN207401171U CN201721427513.6U CN201721427513U CN207401171U CN 207401171 U CN207401171 U CN 207401171U CN 201721427513 U CN201721427513 U CN 201721427513U CN 207401171 U CN207401171 U CN 207401171U
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- crystallizing tank
- cooling water
- chromic anhybride
- submerged pump
- continuous crystallisation
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Abstract
The utility model discloses a kind of continuous crystallisation device for being used to prepare chromic anhybride, including：The blender of crystallizing tank, the cooling jacket being arranged on outside crystallizing tank and inside, submerged pump component, including the submerged pump being arranged on inside crystallizing tank and external submerged pump motor；The pump housing of the submerged pump is located at the bottom of crystallizing tank；The discharge port of the outlet tube of the submerged pump is located at the top of crystallizing tank.The utility model combination chromic anhybride crystallization processes and chromic anhybride material characteristic design chromic anhybride continuous crystallisation device, using the chromic anhybride continuous crystallisation device of the utility model, continuous operation mode, high degree of automation reduce equipment investment, energy consumption is reduced, improves crystalline rate.Quality of chromic anhydride, the stable crystal form made simultaneously is the continuous operation device that industry realizes chromic anhybride crystallization for the first time.
Description
Technical field
The utility model is related to a kind of devices of solution continuous crystallisation.More specifically, the utility model is related to a kind of use
In the continuous crystallisation device for preparing chromic anhybride.
Background technology
Chromic anhybride can be used for producing chromium compound, it can also be used to Treatment of Metal Surface, while also in industries such as chemical industry, printing and dyeing
Make oxidant use, traditional chromium acid anhydrides uses Production By Sulfuric Acid Process, need not crystallize.But existing new process is using electrolysis production
High-quality chromic anhybride, in process of production, chromic anhybride concentrate must separate solid by crystallization processes, and tradition crystallization is adopted
It is produced with batch process, next tank feed liquid crystallization could be carried out after completing feed liquid crystallization and fully dehydrating, required crystallizer is more, knot
Brilliant efficiency is low, and quality, crystal form are unstable, are affected to downstream industry.And existing continuous crystalizer uses bottom discharge, because
Chromic anhybride crystallization is to crystallize to be precipitated from two kinds of material compositions, can change various material ratios in crystal solution according to bottom discharge
Example so as to influence the precipitation of chromic anhybride crystal, is now badly in need of a kind of for chromic anhybride crystallization processes, rapid crystallization and can make chromic anhybride
Quality, the equipment of stable crystal form, in addition existing crystallizer cooling jacket only is set in the external of tank body, using this side
Formula makes the temperature-time that arrival crystallizes long, meanwhile, cooling water and the contact area of chromic anhybride feed liquid are small, are unfavorable for obtaining crystalline substance
The chromic anhybride crystallization that type is good, yield is high.
Utility model content
One purpose of the utility model is to solve at least the above and/or defect, and provides and at least will be described later
The advantages of.
In order to realize these purposes and further advantage according to the present utility model, a kind of chromic anhybride that is used to prepare is provided
Continuous crystallisation device, including：The blender of crystallizing tank, the cooling jacket being arranged on outside crystallizing tank and inside, further includes：
Submerged pump component, including the submerged pump being arranged on inside crystallizing tank and external submerged pump motor；Under the liquid
The pump housing of pump is located at the bottom of crystallizing tank；The discharge port of the outlet tube of the submerged pump is located at the top of crystallizing tank.
Preferably, the blender includes：The stirring motor being connected and speed reducer at the top of crystallizing tank, with subtracting
Fast machine connection and stirring rod and agitating vane inside crystallizing tank；The agitating vane is located at the bottom of crystallizing tank；It is described
Stirring rod and agitating vane are detachably connected.
Preferably, the detachable connection of the stirring rod and agitating vane is：In the bottom of the stirring rod and
Screw hole is provided on agitating vane, connection is realized through bolt in screw hole.
Preferably, chromic anhybride feed liquid feed inlet, thermometer mounting hole, liquid level gauge peace are provided at the top of the crystallizing tank
Fill hole and manhole；The crystallization pot bottom is provided with material exhaust-valve, and the both sides of the crystallizing tank are provided with installation journal stirrup.
Preferably, the first cooling water inlet and the first cooling water outlet are provided on the cooling jacket.
Preferably, the material inlet of the submerged pump pump housing is located at top and the positional distance crystallizing tank bottom of agitating vane
Portion 40cm.
Preferably, the submerged pump motor and outlet tube are mounted on the top of crystallizing tank by submerged pump stent.
Preferably, further include：The multiple spiral cooling water pipes being arranged on inside crystallizing tank；Multiple spiral cooling waters
Pipe is both provided with the second cooling water inlet and the second cooling water outlet；Second cooling water inlet and the second cooling water outlet are equal
Outside crystallizing tank；Multiple spiral cooling water pipes are set-located from small to large by diameter；The stirring of the blender
Bar is located at the center of multiple spiral cooling water pipes.
Preferably, the multiple spiral cooling water pipe is two spiral cooling water pipes；The agitating vane of the blender
Positioned at the lower section of multiple spiral cooling water pipes.
Preferably, the multiple spiral cooling water pipe is fixedly connected by supporting rod with the inside of crystallizing tank.
The utility model includes at least following advantageous effect：
(1) the utility model combination chromic anhybride crystallization processes and chromic anhybride material characteristic, design chromic anhybride continuous crystallisation
Device using the chromic anhybride continuous crystallisation device of the utility model, operates continuously mode, and high degree of automation reduces equipment and throws
Enter, reduce energy consumption, improve crystalline rate.Quality of chromic anhydride, the stable crystal form made simultaneously, is that industry realizes chromic anhybride for the first time
The continuous operation device of crystallization.
(2) the utility model is realized by the cooling jacket outside crystallizing tank and internal multiple spiral cooling water pipes
Dual-cooled chromic anhybride feed liquid, while increase the contact area of cooling water and chromic anhybride feed liquid, has obtained that crystal form is more preferable, yield
Higher chromic anhybride crystallization.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structure diagram of continuous crystallisation device described in the utility model；
Fig. 2 is continuous crystallisation device top view described in the utility model；
Fig. 3 is the structure diagram of the continuous crystallisation device described in the utility model another technical solution.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or its combination.
Fig. 1~2 show a kind of continuous crystallisation device for being used to prepare chromic anhybride of the utility model, including：Crystallizing tank
1st, the cooling jacket 2 and the blender 3 of inside being arranged on outside crystallizing tank 1, further include：
Submerged pump component 4, including the submerged pump 41 being arranged on inside crystallizing tank 1 and external submerged pump motor 42；Institute
The pump housing 411 for stating submerged pump 41 is located at the bottom of crystallizing tank 1；The discharge port 44 of the outlet tube 43 of the submerged pump 41 is located at crystallization
The top of tank 1.
In this technical solution, by inputting chromic anhybride feed liquid into crystallizing tank, cooling jacket is passed through cooling water guarantee
The constant temperature of feed liquid is stirred feed liquid to form crystallization by blender, and submerged pump component will crystallize the crystallization of pot bottom
Product is extracted out by outlet tube from the top of crystallizing tank, is changed crystal solution from the mode of crystallizing tank bottom discharge, is ensured discharging
While make crystal solution each component constant rate, the chromic anhybride crystal solution obtained by continuous crystallisation obtains after dehydration
The chromic anhybride of quality, stable crystal form.
In the above-mentioned technical solutions, the blender 3 includes：The stirring motor 31 being connected positioned at 1 top of crystallizing tank
Connect 32 stirring rods 33 and agitating vane 34 for connecing and being located inside crystallizing tank 1 with speed reducer 32, with speed reducer；The agitating vane
34 are located at the bottom of crystallizing tank 1；The stirring rod 33 and agitating vane 34 are detachably connected.In this way, blender is made
Work more stablize, realize effective stirring to chromic anhybride feed liquid, and use dismountable mode, facilitate agitating vane
It replaces.
In the above-mentioned technical solutions, the detachable connection of the stirring rod and agitating vane is：In the stirring rod
Bottom and agitating vane on be provided with screw hole, in screw hole through bolt realize connection, in this way, facilitate paddle
The replacement of piece.
In the above-mentioned technical solutions, the top of the crystallizing tank 1 is provided with chromic anhybride feed liquid feed inlet 5, thermometer installation
Hole 6, liquid level gauge mounting hole 7 and manhole 8；1 bottom of crystallizing tank is provided with material exhaust-valve 9, and the both sides of the crystallizing tank 1 are set
Installation journal stirrup 10 is equipped with, installation thermometer is to be detected the feed temperature in crystallizing tank in thermometer mounting hole 6, liquid level gauge
Installation liquid level gauge is with to the feed liquid height detection in crystallizing tank, crystallization pot bottom is provided with exhaust-valve, is to protect in mounting hole 7
When card is shut down, the material emptying in crystallization kettle.
In the above-mentioned technical solutions, it is provided with the first cooling water inlet 11 on the cooling jacket 2 and the first cooling water goes out
Mouth 12.
In the above-mentioned technical solutions, the material inlet of the submerged pump pump housing is located at top and the positional distance of agitating vane
Crystallize pot bottom 40cm.Using this height, the constant rate of material each component while being to ensure discharging.
In the above-mentioned technical solutions, the submerged pump motor 42 and outlet tube 43 are mounted on crystallization by submerged pump stent 45
The top of tank 1, in this way, the fixation for stablizing submerged pump motor and outlet tube.
In another technical solution, as shown in figure 3, the crystallization apparatus further includes：It is arranged on more inside crystallizing tank 1
A spiral cooling water pipe 13；Multiple spiral cooling water pipes 13 are both provided with the second cooling water inlet 14 and the second cooling water goes out
Mouth 15；Second cooling water inlet, 14 and second cooling water outlet 15 is respectively positioned on outside crystallizing tank 1；Multiple spiral coolings
Water pipe 13 is set-located from small to large by diameter；The stirring rod 33 of the blender 3 is located at multiple spiral cooling water pipes 13
Center.
In this technical solution, pass through the cooling jacket outside crystallizing tank and internal multiple spiral cooling water pipes
It realizes dual-cooled chromic anhybride feed liquid, while in a manner that multiple spiral cooling water pipes are set-located, increases cooling water
With the contact area of chromic anhybride feed liquid, obtain that crystal form is more preferable, the higher chromic anhybride crystal solution of yield.
In the above-mentioned technical solutions, the multiple spiral cooling water pipe 13 is two spiral cooling water pipes；The blender 3
Agitating vane 34 be located at the lower sections of multiple spiral cooling water pipes 13.
In the above-mentioned technical solutions, the multiple spiral cooling water pipe 13 passes through the inside of supporting rod 16 and crystallizing tank 1
It is fixedly connected, in this way, multiple spiral cooling water pipes is made to be stably fixed in crystallizing tank.
Although the embodiment of the utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization.It can be applied to the field of various suitable the utility model completely.For those skilled in the art,
Other modification is easily achieved.Therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (10)
1. a kind of continuous crystallisation device for being used to prepare chromic anhybride, including：Crystallizing tank, the cooling jacket being arranged on outside crystallizing tank
With internal blender, which is characterized in that further include：
Submerged pump component, including the submerged pump being arranged on inside crystallizing tank and external submerged pump motor；The submerged pump
The pump housing is located at the bottom of crystallizing tank；The discharge port of the outlet tube of the submerged pump is located at the top of crystallizing tank.
2. the continuous crystallisation device as described in claim 1 for being used to prepare chromic anhybride, which is characterized in that the blender bag
It includes：The stirring motor being connected and speed reducer at the top of crystallizing tank are connected and stirring inside crystallizing tank with speed reducer
Mix bar and agitating vane；The agitating vane is located at the bottom of crystallizing tank；The stirring rod and agitating vane are detachably connected.
3. the as described in claim 1 continuous crystallisation device for being used to prepare chromic anhybride, which is characterized in that the stirring rod and stir
The detachable connection for mixing blade is：Screw hole is provided on the bottom of the stirring rod and agitating vane, is passed through in screw hole
It wears bolt and realizes connection.
4. the continuous crystallisation device as described in claim 1 for being used to prepare chromic anhybride, which is characterized in that the top of the crystallizing tank
Portion is provided with chromic anhybride feed liquid feed inlet, thermometer mounting hole, liquid level gauge mounting hole and manhole；The crystallization pot bottom is provided with
Material exhaust-valve；The both sides of the crystallizing tank are provided with installation journal stirrup.
5. the continuous crystallisation device as described in claim 1 for being used to prepare chromic anhybride, which is characterized in that on the cooling jacket
It is provided with the first cooling water inlet and the first cooling water outlet.
6. the continuous crystallisation device as claimed in claim 2 for being used to prepare chromic anhybride, which is characterized in that the submerged pump pump housing
Material inlet be located at top and the positional distance crystallization pot bottom 40cm of agitating vane.
7. the continuous crystallisation device as described in claim 1 for being used to prepare chromic anhybride, which is characterized in that the submerged pump motor
The top of crystallizing tank is mounted on by submerged pump stent with outlet tube.
8. the continuous crystallisation device as claimed in claim 2 for being used to prepare chromic anhybride, which is characterized in that further include：It is arranged on
Multiple spiral cooling water pipes inside crystallizing tank；Multiple spiral cooling water pipes are both provided with the second cooling water inlet and second
Cooling water outlet；Second cooling water inlet and the second cooling water outlet are respectively positioned on outside crystallizing tank；Multiple spirals are cold
But water pipe is set-located from small to large by diameter；The stirring rod of the blender is located at the center of multiple spiral cooling water pipes.
9. the continuous crystallisation device as claimed in claim 8 for being used to prepare chromic anhybride, which is characterized in that the multiple spiral is cold
But water pipe is two spiral cooling water pipes；The agitating vane of the blender is located at the lower section of multiple spiral cooling water pipes.
10. the continuous crystallisation device as claimed in claim 8 for being used to prepare chromic anhybride, which is characterized in that the multiple spiral
Cooling water pipe is fixedly connected by supporting rod with the inside of crystallizing tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721427513.6U CN207401171U (en) | 2017-10-31 | 2017-10-31 | It is used to prepare the continuous crystallisation device of chromic anhybride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721427513.6U CN207401171U (en) | 2017-10-31 | 2017-10-31 | It is used to prepare the continuous crystallisation device of chromic anhybride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207401171U true CN207401171U (en) | 2018-05-25 |
Family
ID=62408489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721427513.6U Active CN207401171U (en) | 2017-10-31 | 2017-10-31 | It is used to prepare the continuous crystallisation device of chromic anhybride |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207401171U (en) |
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2017
- 2017-10-31 CN CN201721427513.6U patent/CN207401171U/en active Active
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