CN108083299A - A kind of potassium nitrate crystal production system - Google Patents
A kind of potassium nitrate crystal production system Download PDFInfo
- Publication number
- CN108083299A CN108083299A CN201810049378.9A CN201810049378A CN108083299A CN 108083299 A CN108083299 A CN 108083299A CN 201810049378 A CN201810049378 A CN 201810049378A CN 108083299 A CN108083299 A CN 108083299A
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- China
- Prior art keywords
- water pump
- water
- cooling
- potassium nitrate
- cooling storehouse
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D9/00—Nitrates of sodium, potassium or alkali metals in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Agronomy & Crop Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a kind of potassium nitrate crystal production systems,Including evaporating chamber,Cooling storehouse,Heating plate,First water pump,Second water pump,3rd water pump,Refrigerator,Cooling tube,First filter,Second filter,Spray tube,Heating controller,First water pipe,Second water pipe,3rd water pipe and water tank,The evaporating chamber bottom is fixed with heating plate,First filter is equipped in the evaporating chamber,And first filter is connected with the first water pipe,First water pipe is connected through evaporating chamber one side with the first water pump input pipe,The first water pump efferent duct is connected with spray tube,The spray tube passes through cooling storehouse one side,Cooling tube is equipped in the cooling storehouse,And cooling tube is folded form,The cooling storehouse one side is fixed with water tank,The potassium nitrate crystal operation system structure is simple,By evaporating precipitated sodium chloride,Potassium nitrate is precipitated in cooling,Can high efficiency prepare potassium nitrate,The circulatory system effectively improves the purity that potassium nitrate is precipitated,It is easy to operate,Safety.
Description
Technical field
The present invention relates to potassium nitrate crystal production technical fields, and in particular to a kind of potassium nitrate crystal production system.
Background technology
Potassium nitrate is very extensive in agricultural, commodities market purposes, and potassium nitrate belongs to binary compound fertilizer.Potassium nitrate is that no chlorine potassium, nitrogen are multiple
Expect that nutrient for plants potassium, the total content of nitrogen have good physicochemical properties up to 50% or so in Hefei.Potassium nitrate is applied to
Tobacco has fertilizer efficiency high, easily absorbs, and promotes Winter wheat, increases tobacco production, to improving cigarette quality important role.
Potassium nitrate use is more, so be also essential industry for the preparation of potassium nitrate, but present technological system is for nitric acid
Preparing for potassium is extremely complex, and efficiency is low, also has some poor sundries, causes purity not high.
The content of the invention
The purpose of the invention is to overcome the deficiencies in the prior art, and provide a kind of simple in structure, efficient, cost
The potassium nitrate crystal production system low, purity is high, including evaporating chamber, cooling storehouse, heating plate, the first water pump, the second water pump, the 3rd
Water pump, refrigerator, cooling tube, first filter, the second filter, spray tube, heating controller, the first water pipe, the second water pipe,
3rd water pipe and water tank, the evaporating chamber bottom are fixed with heating plate, and first filter, and the first mistake are equipped in the evaporating chamber
Filter is connected with the first water pipe, and first water pipe is connected through evaporating chamber one side with the first water pump input pipe, and described
One water pump efferent duct is connected with spray tube, and the spray tube passes through cooling storehouse one side, and spray tube is located at cooling storehouse top, described
Spray tube lower part is provided with several apertures, is equipped with cooling tube in the cooling storehouse, and cooling tube is folded form, the cooling storehouse one side
Water tank is fixed with, described cooling tube one end is connected through cooling storehouse with water tank, and the 3rd water pump input pipe is connected with water tank
Logical, the efferent duct of the 3rd water pump is connected with the input pipe of refrigerator, and the one end of the cooling tube away from water tank passes through cold
But storehouse is connected with refrigerator output terminal, and the second filter, and the second filter and the second water pipe phase are equipped in the cooling storehouse
Connection, second water pipe are connected through cooling storehouse with the second water pump input pipe, the second water pump efferent duct and the 3rd water
Pipe one end is connected, and the other end of the 3rd water pipe stretches into the top of evaporating chamber.
Preferably, the evaporating chamber one side is fixed with heating controller, and heating controller is electrically connected with heating plate.
Preferably, the cooling storehouse one side is fixed with control panel, and control panel and the first water pump, the second water pump and
3rd water pump is electrically connected.
Preferably, the evaporating chamber bottom side is provided with the first discharge port, and it is close to be equipped with first in the first discharge port
Blocking.
Preferably, the cooling storehouse bottom side is provided with the second discharge port, and it is close to be equipped with second in the second discharge port
Blocking.
The beneficial effects of the invention are as follows:First, mixed liquor to be crystallized is added in into evaporating chamber, then by the way that temperature is controlled to control
Device opens heating plate work, and is heated to certain temperature, and mixeding liquid temperature rise to be crystallized starts to be evaporated, due to mixed liquor water
Divide and largely evaporated, sodium chloride can gradually be precipitated, and be then turned on the first water pump and the liquid after evaporation is extracted into spray tube, the first mistake
Filter can filter the sodium chloride of precipitation, open the 3rd water pump by control panel and refrigerator works, and drive cooling liquid cold
But cycled in pipe, the liquid after evaporation is sprayed by spray tube to cooling pipe surface, since temperature reduces potassium nitrate solubility meeting
It drastically reduces, potassium nitrate crystals can be precipitated in the bottom of cooling storehouse, then open the second water pump by control panel, by not analysis completely
The liquid for going out potassium nitrate is extracted into evaporating chamber again, and the second filter can filter the potassium nitrate crystals of precipitation, further be taken turns
It evaporates and cools down, after the completion of task, open the first discharge port of evaporating chamber bottom, the sodium chloride of crystallization is taken out, open and cool down
Second discharge port in orlop portion, potassium nitrate crystals are taken out, and work is completed, and the potassium nitrate crystal operation system structure is simple, lead to
Pervaporation precipitated sodium chloride, cooling be precipitated potassium nitrate, can high efficiency prepare potassium nitrate, the circulatory system effectively improves precipitation potassium nitrate
Purity, it is easy to operate, safety.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the overall structure diagram of the present invention.
In figure:1st, evaporating chamber;2nd, cooling storehouse;3rd, heating plate;4th, the first water pump;5th, the second water pump;6th, the 3rd water pump;7th, make
Cooler;8th, cooling tube;9th, first filter;10th, the second filter;11st, the first sealing cover;12nd, the second sealing cover;13rd, spray
Pipe;14th, heating controller;15th, the second discharge port;16th, the first discharge port;17th, the first water pipe;18th, the second water pipe;19th, the 3rd
Water pipe;20 control panels;21 water tanks.
Specific embodiment
Any feature disclosed in this specification, unless specifically stated, can be equivalent by other or with similar purpose
Alternative features are replaced.I.e., unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
.
A kind of potassium nitrate crystal production system as shown in Figure 1, including evaporating chamber 1, cooling storehouse 2, heating plate 3, the first water
Pump the 4, second water pump 5, the 3rd water pump 6, refrigerator 7, cooling tube 8, first filter 9, the second filter 10, spray tube 13, plus
Heat controller 14, the first water pipe 17, the second water pipe 18, the 3rd water pipe 19 and water tank 21,1 bottom of evaporating chamber are fixed with heating
Plate 3, the evaporating chamber 1 is interior to be equipped with first filter 9, and first filter 9 is connected with the first water pipe 17, first water pipe
17 are connected through 1 one side of evaporating chamber with 4 input pipe of the first water pump, and 4 efferent duct of the first water pump is connected with spray tube 13, institute
Spray tube 13 is stated through 2 one side of cooling storehouse, and spray tube 13 is located at 2 top of cooling storehouse, 13 lower part of spray tube is provided with several
Aperture, the cooling storehouse 2 is interior to be equipped with cooling tube 8, and cooling tube 8 is folded form, and 2 one side of cooling storehouse is fixed with water tank 21,
Described 8 one end of cooling tube is connected through cooling storehouse 2 with water tank 21, and 6 input pipe of the 3rd water pump is connected with water tank 21, institute
The efferent duct for stating the 3rd water pump 6 is connected with the input pipe of refrigerator 7, and the described one end of cooling tube 8 away from water tank 21 passes through cold
But storehouse 2 is connected with 7 output terminal of refrigerator, and the second filter 10, and the second filter 10 and second are equipped in the cooling storehouse 2
Water pipe 18 is connected, and second water pipe 18 is connected through cooling storehouse 2 with 5 input pipe of the second water pump, and second water pump 5 is defeated
Outlet pipe is connected with 19 one end of the 3rd water pipe, and the other end of the 3rd water pipe 19 stretches into the top of evaporating chamber 1, the evaporating chamber 1
One side is fixed with heating controller 14, and heating controller 14 is electrically connected with heating plate 3, the controllable heating of heating controller 14
Plate 3 increases to suitable temperature, is evaporated work, and 2 one side of cooling storehouse is fixed with control panel 20, and control panel 20 with
First water pump 4, the second water pump 5 and the 3rd water pump 6, which are electrically connected, concentrates in together multiple operations, facilitates control, can improve work
Make rate, 1 bottom side of evaporating chamber is provided with the first discharge port 16, and is equipped with the first sealing-plug in the first discharge port 16
11, after treating work, the side product chlorinated sodium that crystallization is precipitated can be collected from the first discharge port 16, is also convenient for cleaning evaporating chamber 1,
1 bottom side of cooling storehouse is provided with the second discharge port 15, and the second sealing-plug 12 is equipped in the second discharge port 15, treats work
After, primary product potassium nitrate can be taken out from the second discharge port 15, facilitate and take out 2 cleaning work of work and cooling storehouse.
The operation principle of present embodiment is:First, mixed liquor to be crystallized is added in into evaporating chamber 1, then passes through control
Temperature controller 14 processed opens heating plate 3 and works, and is heated to certain temperature, and mixeding liquid temperature rise to be crystallized starts to be steamed
Hair, since mixed liquor moisture is largely evaporated, sodium chloride can gradually be precipitated, and be then turned on the first water pump 4 by the liquid after evaporation
Spray tube 13 is extracted into, first filter 9 can filter the sodium chloride of precipitation, and the 3rd water pump 6 and refrigeration are opened by control panel 20
Device 7 works, and cooling liquid is driven to be cycled in cooling tube 8, the liquid after evaporation is sprayed by spray tube 13 to 8 table of cooling tube
Face can be drastically reduced since temperature reduces potassium nitrate solubility, and potassium nitrate crystals can be precipitated in the bottom of cooling storehouse 2, then pass through
Control panel 20 opens the second water pump 5, the liquid that potassium nitrate is not precipitated completely is extracted into again in evaporating chamber 1, the second filter
10 can filter the potassium nitrate crystals of precipitation, the evaporation and cooling further taken turns, and after the completion of task, open 1 bottom of evaporating chamber
First discharge port 16 takes out the sodium chloride of crystallization, opens second discharge port 15 at 2, cooling storehouse bottom, potassium nitrate crystals are taken
Go out, work is completed, and the potassium nitrate crystal operation system structure is simple, and by evaporating precipitated sodium chloride, potassium nitrate is precipitated in cooling, can
High efficiency prepares potassium nitrate, and the circulatory system effectively improves the purity that potassium nitrate is precipitated, easy to operate, safety.
The invention is not limited in foregoing specific embodiments.The present invention, which expands to, any in the present specification to be disclosed
The step of new feature or any new combination and any new method or process disclosed or any new combination.
Claims (5)
1. a kind of potassium nitrate crystal production system, including evaporating chamber(1), cooling storehouse(2), heating plate(3), the first water pump(4),
Two water pumps(5), the 3rd water pump(6), refrigerator(7), cooling tube(8), first filter(9), the second filter(10), spray tube
(13), heating controller(14), the first water pipe(17), the second water pipe(18), the 3rd water pipe(19)And water tank(21), feature exists
In:The evaporating chamber(1)Bottom is fixed with heating plate(3), the evaporating chamber(1)It is interior to be equipped with first filter(9), and the first mistake
Filter(9)With the first water pipe(17)It is connected, first water pipe(17)Through evaporating chamber(1)One side and the first water pump(4)It is defeated
Enter pipe to be connected, first water pump(4)Efferent duct and spray tube(13)Connection, the spray tube(13)Through cooling storehouse(2)
One side, and spray tube(13)Positioned at cooling storehouse(2)Top, the spray tube(13)Lower part is provided with several apertures, the cooling storehouse
(2)It is interior to be equipped with cooling tube(8), and cooling tube(8)For folded form, the cooling storehouse(2)One side is fixed with water tank(21), it is described cold
But manage(8)One end passes through cooling storehouse(2)With water tank(21)It is connected, the 3rd water pump(6)Input pipe and water tank(21)It is connected
It is logical, the 3rd water pump(6)Efferent duct and refrigerator(7)Input pipe be connected, the cooling tube(8)Away from water tank(21)
One end pass through cooling storehouse(2)With refrigerator(7)Output terminal is connected, the cooling storehouse(2)Inside it is equipped with the second filter(10),
And second filter(10)With the second water pipe(18)It is connected, second water pipe(18)Through cooling storehouse(2)With the second water pump
(5)Input pipe is connected, second water pump(5)Efferent duct and the 3rd water pipe(19)One end is connected, and the 3rd water pipe(19)
The other end stretch into evaporating chamber(1)Top.
2. a kind of potassium nitrate crystal production system according to claim 1, it is characterised in that:The evaporating chamber(1)One side
It is fixed with heating controller(14), and heating controller(14)With heating plate(3)It is electrically connected.
3. a kind of potassium nitrate crystal production system according to claim 1, it is characterised in that:The cooling storehouse(2)One side
It is fixed with control panel(20), and control panel(20)With the first water pump(4), the second water pump(5)With the 3rd water pump(6)Electrically connect
It connects.
4. a kind of potassium nitrate crystal production system according to claim 2, it is characterised in that:The evaporating chamber(1)Bottom
One side is provided with the first discharge port(16), and the first discharge port(16)First sealing-plug is inside installed(11).
5. a kind of potassium nitrate crystal production system according to claim 3, it is characterised in that:The cooling storehouse(1)Bottom
One side is provided with the second discharge port(15), and the second discharge port(15)Second sealing-plug is inside installed(12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810049378.9A CN108083299B (en) | 2018-01-18 | 2018-01-18 | Potassium nitrate crystallization production system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810049378.9A CN108083299B (en) | 2018-01-18 | 2018-01-18 | Potassium nitrate crystallization production system |
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CN108083299A true CN108083299A (en) | 2018-05-29 |
CN108083299B CN108083299B (en) | 2023-07-28 |
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CN201810049378.9A Active CN108083299B (en) | 2018-01-18 | 2018-01-18 | Potassium nitrate crystallization production system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021248774A1 (en) * | 2020-06-12 | 2021-12-16 | 金钾科技有限公司 | Circulating type potassium nitrate crystallization device |
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CN104261437A (en) * | 2014-10-10 | 2015-01-07 | 山东诺贝丰化学有限公司 | Continuous potassium nitrate production system combined with liquid ammonium nitrate production |
CN105236452A (en) * | 2015-11-06 | 2016-01-13 | 化工部长沙设计研究院 | Technology for producing highly pure potassium nitrate through reaction of sodium nitrate and potassium chloride |
CN206486297U (en) * | 2017-02-09 | 2017-09-12 | 四川好时吉化工有限公司 | Process for preparing potassium nitrate by double decomposition reactor |
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CN104261437A (en) * | 2014-10-10 | 2015-01-07 | 山东诺贝丰化学有限公司 | Continuous potassium nitrate production system combined with liquid ammonium nitrate production |
CN105236452A (en) * | 2015-11-06 | 2016-01-13 | 化工部长沙设计研究院 | Technology for producing highly pure potassium nitrate through reaction of sodium nitrate and potassium chloride |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021248774A1 (en) * | 2020-06-12 | 2021-12-16 | 金钾科技有限公司 | Circulating type potassium nitrate crystallization device |
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