CN204097371U - The production equipment of potassium sorbate - Google Patents
The production equipment of potassium sorbate Download PDFInfo
- Publication number
- CN204097371U CN204097371U CN201420530688.XU CN201420530688U CN204097371U CN 204097371 U CN204097371 U CN 204097371U CN 201420530688 U CN201420530688 U CN 201420530688U CN 204097371 U CN204097371 U CN 204097371U
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- tower
- spray
- vulcanization bed
- tower body
- potassium sorbate
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Abstract
The utility model relates to potassium sorbate production field, is specifically related to a kind of production equipment of potassium sorbate.It comprises spray-drying tower, tablets press, vulcanization bed, screen-dividing machine, spray tower fly-ash separator; spray-drying tower comprises tower body, flash distillation bucket, liquid-inlet, high-temperature gas import, hot gas sparger, centrifugal atomizing dish and suction opening; form interlayer between flash distillation bucket and tower body, suction opening is equipped with in interlayer upper end.Advantage is that the suction opening design of vacuum fan to spray-drying tower draws air is in the upper end of tower body interlayer, suction powder that like this would not be a large amount of, 1% is less than by dropping to containing 10% powder in original gas, very easily reclaim, cost reduces, and the gas extracted out carries out second stage employ, uses waste heat to carry out heat drying to vulcanization bed, in gas, powder finally can be recycled completely, does not pollute the environment.
Description
Technical field
The utility model relates to potassium sorbate production field, is specifically related to a kind of production equipment of potassium sorbate.
Background technology
Sorbic Acid and product salt thereof have anticorrosion and anti-microbial activity, and when using under typical concentrations, substantially to human non-toxic.Therefore, these compounds can be used as foodstuff additive.Potassium sorbate is food preservative freshness retaining agent, it can the activity of mould fungus inhibition, yeast and aerobic bacteria effectively, the harmful microbe Growth and reproductions such as Clostridium botulinum, staphylococcus, Salmonellas can also be prevented, but nearly unavailable to beneficial microorganisms such as anaerobism sporeformer and Lactobacterium acidophilums.It suppresses the effect of growth stronger than germicidal action, thus reaches the shelf time effectively extending food, and keeps the local flavor of original food, and its preservative effect is 5 ~ 10 times of like product Sodium Benzoate.Be widely used in the industries such as food, medicine, rubber, papermaking, animal-feed, makeup, paint, tobacco, beverage.Preparing in the currently known methods of Sorbic Acid in a large number, a kind of commercially important method generates intermediate polyester by the polymerization of crotonic aldehyde and ketene, and then decomposing polyester generates Sorbic Acid.Sorbic Acid obtained like this contains various coloring matter and other impurity, usually needs to process through gac, distillation, recrystallization or other purification process.Sorbic Acid after purification salt of wormwood neutralizes to generate potassium sorbate.Potassium sorbate is a kind of unsaturated fatty acid salt, and it can be absorbed by the metabolic system of human body and be decomposed into rapidly carbonic acid gas and water, and do not remain in vivo, its toxicity is only 1/2 of salt, is 1/40 of Sodium Benzoate.
Prior art complex manufacturing, long flow path, operation easier is large, and production stability is poor; Supplies consumption is many, and production cost is high, and pollution on the environment is also large; Production link is many, and product is through the process of multiple chemical reacting processing, and product quality reduces; And vacuum fan is positioned near powder discharge port upper end to exhausting position in spray-drying tower in production process, the powder of about 10% can be extracted out, cause waste, be discharged to contaminate environment in air, carrying out recovery can increase by cost.
Utility model content
In order to solve above-mentioned utility model problem, the utility model proposes a kind of production equipment of potassium sorbate, simplicity of design, flow process is short, and supplies consumption is few, production cost is low, product quality is high and production equipment can solve powder by the problem taken away in a large number, also carries out second stage employ, save energy to the high-temperature gas of heating simultaneously, powder can be recovered completely, device effective.
In order to reach above-mentioned utility model object, the utility model proposes following technical scheme:
The production equipment of potassium sorbate, it comprises spray-drying tower, tablets press, vulcanization bed, screen-dividing machine, spray tower fly-ash separator, tablets press is installed at outlet material mouth place, spray-drying tower lower end, tablets press one side outlet is positioned at above the import of vulcanization bed, screen-dividing machine is equipped with in the outlet of vulcanization bed, screen-dividing machine connects packaging automat, vulcanization bed upper end is connected with spray tower fly-ash separator, vulcanization bed fly-ash separator is housed between vulcanization bed and spray tower fly-ash separator, described spray-drying tower comprises tower body, flash distillation bucket, liquid-inlet, high-temperature gas import, hot gas sparger, centrifugal atomizing dish and and suction opening, in the middle of tower body upper end, centrifugal atomizing dish is housed, centrifugal atomizing dish upper end link liquid-inlet, hot gas sparger is housed outside centrifugal atomizing dish to be positioned in the middle of tower body upper end, flash distillation bucket is housed outside hot gas sparger and is positioned at tower body upper end, interlayer is formed between flash distillation bucket and tower body, suction opening is equipped with in interlayer upper end, suction opening has four, be positioned at interlayer upper end corner location, tower body lower end is powder discharge port, described suction opening is equipped with vacuum fan, and vacuum fan exit end connects the hot air intake of vulcanization bed lower end.
Described vulcanization bed; comprise base, by the body of spring-loaded on base, and be fixed on the vibrating motor of body outer side wall; the groove that shakes is provided with in described body; two ends are feed end and discharge end, and organism bottom has hot air intake, and top is provided with heat outlet; hot air intake connects vacuum fan outlet; heat outlet connects the import of vulcanization bed fly-ash separator, and feed end upper end is tablets press outlet, and discharge end lower end is screen-dividing machine.
A kind of technique using the production equipment production potassium sorbate of potassium sorbate, first Glacial acetic acid 765kg generates ketene gas through Pintsch process, to in 622kg crotonic aldehyde, add 3kg methylacrylic acid zinc as catalyzer, and at temperature 30 DEG C ~ 40 DEG C, pass into 180kg ketene gas react; React 4 hours;
After having reacted, excessive crotonic aldehyde underpressure distillation is removed, obtains high viscosity polyester; In the polyester prepared above 100kg, add 23wt% hydrochloric acid 380kg, and gained mixture is heated to 80 DEG C, then within aging 60 minutes at 75 DEG C, decompose to make this polyester;
Reaction mixture was cooled in 1 hour 25 DEG C with the thick Sorbic Acid of precipitated crystal; By this thick Sorbic Acid filtration under diminished pressure, then use water wash, obtain the thick Sorbic Acid wet cake closing 20wt% water and 3wt% tar material;
At 60 DEG C ~ 70 DEG C, wash with 65% ethanol 70kg, by washing with alcohol except tar removing, obtain crude product Sorbic Acid;
The aqueous solution containing salt of wormwood 480kg is added to prepare potassium sorbate aqueous solution in thick Sorbic Acid;
In this solution, add 50kg gac, water temperature 80 DEG C, ph value is about 8 ~ 13, has reacted rear ph value and has preferably been adjusted to about 11, and the mixture of gained is stirred 30 minutes;
Then the mixture filtering generation to remove gac, fall after gac through filtering separation, become colourless, clarification, transparent potassium sorbate liquid;
Colourless, clarification, transparent potassium sorbate liquid passes into the high speed centrifugation atomizing disk in spray-drying tower, pass into high-temperature gas simultaneously, by hot gas sparger, high-temperature gas is led in flash distillation bucket, liquid is atomized by high speed centrifugation atomizing disk, under high temperature action, wink-dry becomes powder, vacuum fan carries out draws air from interlayer upper end, make to become negative pressure in tower body, powder falls to entering tablets press from powder discharge port, after granulator granulation, particle being sent into vulcanization bed carries out again dry, vacuum fan is transported to the hot gas extracted out in the hot air intake of vulcanization bed simultaneously, hot gas utilizes waste heat that particle is carried out drying, dried hot gas enters vulcanization bed fly-ash separator and carries out dedusting recovery potassium sorbate powder, gas rises, powder declines, gas rises and enters spray tower fly-ash separator, finally the potassium sorbate in gas is reclaimed completely, gas not containing potassium sorbate is discharged in air, dried particle by concussion and air-flow dual function under enter screen-dividing machine from discharge end, deliver to packaging automat after screen-dividing machine sub-sieve.
The utility model has the advantages that the suction opening design of vacuum fan to spray-drying tower draws air is in the upper end of tower body interlayer, suction powder that like this would not be a large amount of, 1% is less than by dropping to containing 10% powder in original gas, very easily reclaim, cost reduces, and the gas extracted out carries out second stage employ, uses waste heat to carry out heat drying to vulcanization bed, in gas, powder finally can be recycled completely, does not pollute the environment; Production technique of the present utility model is simple, eliminates decolouring and the drying process of crude product Sorbic Acid, and flow process shortens, and simple to operation, production stability is better; The alcohol that saving decolours for the first time consumes and the material loss of gac and dry materials process, eliminate the environmental pollution of this link; Production middle-chain reduces, and the auxiliary material of importing is few, and product quality improves.
Accompanying drawing explanation
Fig. 1 is schematic front view of the present utility model.
Fig. 2 is schematic top plan view of the present utility model.
Fig. 3 is the schematic diagram of vulcanization bed of the present utility model.
Fig. 4 is tablets press schematic diagram of the present utility model.
Embodiment
In order to further illustrate the utility model, introduce below in conjunction with Figure of description:
With reference to accompanying drawing 1, the production equipment of potassium sorbate, it comprises spray-drying tower 1, tablets press 2, vulcanization bed 3, screen-dividing machine 4, spray tower fly-ash separator 5, tablets press 2 is installed at outlet material mouth place, spray-drying tower 1 lower end, tablets press 2 one side outlet is positioned at above the import of vulcanization bed 3, screen-dividing machine 4 is equipped with in the outlet of vulcanization bed 3, screen-dividing machine 4 connects packaging automat, vulcanization bed 3 upper end is connected with spray tower fly-ash separator 5, vulcanization bed fly-ash separator 6 is housed between vulcanization bed 3 and spray tower fly-ash separator 5, described spray-drying tower 1 comprises tower body 11, flash distillation bucket 12, liquid-inlet 13, high-temperature gas import 14, hot gas sparger, centrifugal atomizing dish and and suction opening 15, in the middle of tower body 11 upper end, centrifugal atomizing dish is housed, centrifugal atomizing dish upper end link liquid-inlet 13, hot gas sparger is housed outside centrifugal atomizing dish to be positioned in the middle of tower body upper end, flash distillation bucket is housed outside hot gas sparger and is positioned at tower body upper end, interlayer is formed between flash distillation bucket 12 and tower body 11, suction opening 15 is equipped with in interlayer upper end, suction opening 15 has four, be positioned at interlayer upper end corner location, tower body 11 lower end is powder discharge port 16, described suction opening 15 is equipped with vacuum fan 17, and vacuum fan 17 exit end connects the hot air intake of vulcanization bed 3 lower end.
Described vulcanization bed 3; comprise base 31, by the body 33 of spring-loaded 32 on base, and be fixed on the vibrating motor 39 of body 33 outer side wall; the groove 34 that shakes is provided with in described body 33; two ends are feed end 35 and discharge end 36, have hot air intake 37 bottom body 33, and top is provided with heat outlet 38; hot air intake 37 connects vacuum fan 17 and exports; heat outlet 38 connects vulcanization bed fly-ash separator 6 import, and feed end 35 upper end is that tablets press 2 exports, and discharge end 36 lower end is screen-dividing machine 4.
A kind of technique using the production equipment production potassium sorbate of potassium sorbate, first Glacial acetic acid 765kg generates ketene gas through Pintsch process, to in 622kg crotonic aldehyde, add 3kg methylacrylic acid zinc as catalyzer, and at temperature 30 DEG C ~ 40 DEG C, pass into 180kg ketene gas react; React 4 hours;
After having reacted, excessive crotonic aldehyde underpressure distillation is removed, obtains high viscosity polyester; In the polyester prepared above 100kg, add 23wt% hydrochloric acid 380kg, and gained mixture is heated to 80 DEG C, then within aging 60 minutes at 75 DEG C, decompose to make this polyester;
Reaction mixture was cooled in 1 hour 25 DEG C with the thick Sorbic Acid of precipitated crystal; By this thick Sorbic Acid filtration under diminished pressure, then use water wash, obtain the thick Sorbic Acid wet cake closing 20wt% water and 3wt% tar material;
At 60 DEG C ~ 70 DEG C, wash with 65% ethanol 70kg, by washing with alcohol except tar removing, obtain crude product Sorbic Acid;
The aqueous solution containing salt of wormwood 480kg is added to prepare potassium sorbate aqueous solution in thick Sorbic Acid;
In this solution, add 50kg gac, water temperature 80 DEG C, ph value is about 8 ~ 13, has reacted rear ph value and has preferably been adjusted to about 11, and the mixture of gained is stirred 30 minutes;
Then the mixture filtering generation to remove gac, fall after gac through filtering separation, become colourless, clarification, transparent potassium sorbate liquid;
Colourless, clarification, transparent potassium sorbate liquid passes into the high speed centrifugation atomizing disk in spray-drying tower, pass into high-temperature gas simultaneously, by hot gas sparger, high-temperature gas is led in flash distillation bucket, liquid is atomized by high speed centrifugation atomizing disk, under high temperature action, wink-dry becomes powder, vacuum fan carries out draws air from interlayer upper end, make to become negative pressure in tower body, powder falls to entering tablets press from powder discharge port, after granulator granulation, particle being sent into vulcanization bed carries out again dry, vacuum fan is transported to the hot gas extracted out in the hot air intake of vulcanization bed simultaneously, hot gas utilizes waste heat that particle is carried out drying, dried hot gas enters vulcanization bed fly-ash separator and carries out dedusting recovery potassium sorbate powder, gas rises, powder declines, gas rises and enters spray tower fly-ash separator, finally the potassium sorbate in gas is reclaimed completely, gas not containing potassium sorbate is discharged in air, dried particle by concussion and air-flow dual function under enter screen-dividing machine from discharge end, deliver to packaging automat after screen-dividing machine sub-sieve.
Claims (2)
1. the production equipment of potassium sorbate, it comprises spray-drying tower, tablets press, vulcanization bed, screen-dividing machine, spray tower fly-ash separator, tablets press is installed at outlet material mouth place, spray-drying tower lower end, tablets press one side outlet is positioned at above the import of vulcanization bed, screen-dividing machine is equipped with in the outlet of vulcanization bed, screen-dividing machine connects packaging automat, vulcanization bed upper end is connected with spray tower fly-ash separator, vulcanization bed fly-ash separator is housed between vulcanization bed and spray tower fly-ash separator, it is characterized in that described spray-drying tower comprises tower body, flash distillation bucket, liquid-inlet, high-temperature gas import, hot gas sparger, centrifugal atomizing dish and and suction opening, in the middle of tower body upper end, centrifugal atomizing dish is housed, centrifugal atomizing dish upper end link liquid-inlet, hot gas sparger is housed outside centrifugal atomizing dish to be positioned in the middle of tower body upper end, flash distillation bucket is housed outside hot gas sparger and is positioned at tower body upper end, interlayer is formed between flash distillation bucket and tower body, suction opening is equipped with in interlayer upper end, suction opening has four, be positioned at interlayer upper end corner location, tower body lower end is powder discharge port, described suction opening is equipped with vacuum fan, and vacuum fan exit end connects the hot air intake of vulcanization bed lower end.
2. the production equipment of potassium sorbate according to claim 1; it is characterized in that described vulcanization bed; comprise base; by the body of spring-loaded on base; and be fixed on the vibrating motor of body outer side wall; the groove that shakes is provided with in described body; two ends are feed end and discharge end; organism bottom has hot air intake; top is provided with heat outlet, and hot air intake connects vacuum fan outlet, and heat outlet connects the import of vulcanization bed fly-ash separator; feed end upper end is tablets press outlet, and discharge end lower end is screen-dividing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420530688.XU CN204097371U (en) | 2014-09-16 | 2014-09-16 | The production equipment of potassium sorbate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420530688.XU CN204097371U (en) | 2014-09-16 | 2014-09-16 | The production equipment of potassium sorbate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204097371U true CN204097371U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420530688.XU Withdrawn - After Issue CN204097371U (en) | 2014-09-16 | 2014-09-16 | The production equipment of potassium sorbate |
Country Status (1)
| Country | Link |
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| CN (1) | CN204097371U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104211591A (en) * | 2014-09-16 | 2014-12-17 | 如皋市江北添加剂有限公司 | Preparation device and process of potassium sorbate |
| CN114247166A (en) * | 2021-12-27 | 2022-03-29 | 江苏帕特斯环保科技有限公司 | Horizontal spray flash evaporation granulating device and process thereof |
-
2014
- 2014-09-16 CN CN201420530688.XU patent/CN204097371U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104211591A (en) * | 2014-09-16 | 2014-12-17 | 如皋市江北添加剂有限公司 | Preparation device and process of potassium sorbate |
| CN114247166A (en) * | 2021-12-27 | 2022-03-29 | 江苏帕特斯环保科技有限公司 | Horizontal spray flash evaporation granulating device and process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150114 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |