CN207307214U - A kind of kojic acid enrichment facility - Google Patents
A kind of kojic acid enrichment facility Download PDFInfo
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- CN207307214U CN207307214U CN201721048356.8U CN201721048356U CN207307214U CN 207307214 U CN207307214 U CN 207307214U CN 201721048356 U CN201721048356 U CN 201721048356U CN 207307214 U CN207307214 U CN 207307214U
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Abstract
The utility model discloses a kind of kojic acid enrichment facility, including an effect falling film evaporator, an effect vapour liquid separator, two effect falling film evaporators, two effect vapour liquid separators, triple effect falling film evaporator and triple effect vapour liquid separator；The the second vapour-liquid entrance and the 3rd vapor and liquid export of triple effect falling film evaporator and the 3rd vapour-liquid entrance of triple effect vapour liquid separator of first vapour-liquid entrance of the first vapor and liquid export of one effect falling film evaporator and an effect vapour liquid separator, the second vapor and liquid export of two effect falling film evaporators and two effect vapour liquid separators are respectively connected with；One effect the first steam (vapor) outlet of vapour liquid separator is respectively connected with two the second steam inlets of effect falling film evaporator, two effect the second steam (vapor) outlets of vapour liquid separator and the 3rd steam inlet of triple effect falling film evaporator；First liquid outlet of one effect vapour liquid separator is respectively connected with the second liquid inlet of two effect falling film evaporators, the 3rd liquid inlet of two the second liquid outlets and triple effect falling film evaporator for imitating vapour liquid separators.Its thickening efficiency is high, and concentrated effect is good.
Description
Technical field
The utility model belongs to kojic acid preparing technical field, and in particular to a kind of kojic acid enrichment facility.
Background technology
Kojic acid scientific name 5-hydroxy-2-hydroxamethy-1,4-pyrone, English name Koj icacid (5-hydroxy-2-
Hydroxamethy-1,4-pyrone).High-purity kojic acid is white or ecru acicular crystal；Soluble easily in water, alcohol, acetone, slightly soluble
In ether, ethyl acetate, chloroform and pyridine, insoluble in benzene；Its molecular formula is C6H6O4, molecular weight 142.1, fusing point 153
~156 DEG C.It is a kind of important organic compound, has important purposes in food, cosmetics, medicine and other fields, it can
The free radical in human body is removed, strengthens cell viability, is a kind of product safe to use, widely used.
Kojic acid is using the organic acid of fermentation method production, in terms of kojic acid synthetic technology, more using starch as raw material, by micro-
Hydrolysis kinetics after biofermentation and obtain.China begins one's study kojic acid production technology from 20th century the eighties, and has carried out more
The tackling of key scientific and technical problems in year, but import was relied on always before 1997.《China Chemical Industry report》In the report Shaanxi Province on the 27th of September in 2001
Institute of microbiology uses microorganism compound mutation breeding technology, the aspergillus flavus mutant strain UCN7-17 fermentation and acids that selection and breeding obtain
Up to 6.3%, for China the bacterial screening that produces of kojic acid and realize that industrialization is laid a good foundation.
At present, the production process of kojic acid mainly includes following process：Starch direct plunges into fermentation tank liquefaction and saccharification, liquid glucose
Inoculation fermented and cultured kojic acid after sterilized, after dissolving, decolourizing, decrease temperature crystalline carries the multiple condensing crystallizing product of kojic acid clear liquid
It is pure to obtain kojic acid finished product.
It is more using decompression falling film concentration plants in kojic acid clear liquid concentration process, the kojic acid clear liquid of low concentration is condensed into height
The kojic acid clear liquid of concentration；Key equipment downward film evaporator therein, its elementary cell generally comprise heater and separator, and
Coordinate follow-up condenser to use, be that material liquid enters at the top of evaporator, flow downward with gravity along tube wall.Falling liquid film
Its operation principle of formula evaporator is that falling film evaporation is to add feed liquid from falling film evaporator heating chamber upper tube box, through liquid distribution
And film formation device, it is evenly distributed in each heat exchanger tube, and flowed down along heat transfer tube wall in uniformly membranaceous.During flowing down, quilt
The heating vaporization of shell side heat medium, the steam of generation enter the separation chamber of evaporator with liquid phase jointly, and vapour-liquid is steamed through being sufficiently separated
Vapour enters condenser condensation (single-action operation) or enters lower 1st effective evaporator as heat medium, is operated so as to fulfill multiple-effect, liquid
Phase is then discharged by separation chamber.Existing decompression falling film concentration plants, low there are thickening efficiency, concentrated effect is poor, causes what is obtained
The problems such as problems such as kojic acid purity is low, and can not accurately control concentration process, water resource waste is serious.
Utility model content
Based on this, in view of the above-mentioned problems, the utility model proposes a kind of kojic acid enrichment facility, pass through multi-stage falling film evaporation device
Concentration, thickening efficiency is high, and concentrated effect is good, and the kojic acid purity of acquisition is high, and can accurately control into falling film evaporators at different levels
Steam flow, be conducive to accurately control concentration process, after steam utilization is complete by condenser condensation be recycled in steam generation room
Recycling, reduces water resource waste, has saved water resource.
The technical solution of the utility model is：A kind of kojic acid enrichment facility, including an effect falling film evaporator, an effect vapour-liquid point
From device, two effect falling film evaporators, two effect vapour liquid separators, triple effect falling film evaporator and triple effect vapour liquid separator；The one effect drop
On the top of film evaporator, side wall and bottom is respectively equipped with the first liquid inlet, the first steam inlet and the first vapor and liquid export, institute
State the top of an effect vapour liquid separator, on side wall and bottom is respectively equipped with the first steam (vapor) outlet, the first vapour-liquid entrance and first goes out
Liquid mouth, the first vapor and liquid export are connected with the first vapour-liquid entrance；On the two effects top of falling film evaporator, side wall and the difference of bottom
Equipped with the second liquid inlet, the second steam inlet and the second vapor and liquid export, on the two effects top of vapour liquid separator, side wall and
Bottom is respectively equipped with the second steam (vapor) outlet, the second vapour-liquid entrance and the second liquid outlet, the second vapor and liquid export and the second vapour-liquid entrance
It is connected；On the top of the triple effect falling film evaporator, side wall and bottom be respectively equipped with the 3rd liquid inlet, the 3rd steam inlet and
3rd vapor and liquid export, on the top of the triple effect vapour liquid separator, side wall and bottom are respectively equipped with the 3rd steam (vapor) outlet, the 3rd vapour
Liquid entrance and the 3rd liquid outlet, the 3rd vapor and liquid export are connected with the 3rd vapour-liquid entrance；The first of the one effect vapour liquid separator is steamed
Vapor outlet is connected with the second steam inlet of described two effect falling film evaporators, the second steam (vapor) outlet of the two effects vapour liquid separator
It is connected with the 3rd steam inlet of the triple effect falling film evaporator；The first liquid outlet and described two of the one effect vapour liquid separator
Second liquid inlet of effect falling film evaporator is connected, and the second liquid outlet of the two effects vapour liquid separator is steamed with the triple effect falling liquid film
3rd liquid inlet of hair device is connected.
One effect falling film evaporator, two effect falling film evaporators are identical with the structure of triple effect falling film evaporator and are sequentially connected in series,
Include the shell of a closing and the heating tube of both ends open in structure, during work, first whole device is vacuumized, then from
First steam inlet of one effect falling film evaporator is passed through steam, and after steam heats heating tube, kojic acid clear liquid to be concentrated is imitated from one
Enter at the top of falling film evaporator along heating inside pipe wall uniform flow, kojic acid clear liquid is heated concentration, the liquid-vapor mixture of acquisition into
Enter in an effect vapour liquid separator, first steam (vapor) outlet of the steam through an effect vapour liquid separator enters in two effect falling film evaporators to two
The heating tube heating of falling film evaporator is imitated, liquid phase then enters two effect falling film evaporations by the first liquid outlet of an effect vapour liquid separator
Heating concentration again in device, drops triple effect in this way, the steam that two effect vapour liquid separators are isolated enters in triple effect falling film evaporator
The heating tube heating of film evaporator, the liquid phase that two effect vapour liquid separators are isolated then enter triple effect falling film evaporator and are added successively again
Thermal concentration, the liquid phase that the liquid-vapor mixture that last triple effect falling film evaporator obtains is isolated by triple effect vapour liquid separator is dense
Kojic acid liquid after contracting.Due to repeatedly being concentrated to kojic acid clear liquid using thtee-stage shiplock, thus concentrated effect is good, the kojic acid of acquisition
Purity is high, and is operated using multiple-effect, maximumlly make use of the thermal energy of steam, has saved the energy.
As further improvement of the utility model, which further includes the first booster pump, first supercharging
Pump is arranged between the first liquid outlet of described one effect vapour liquid separator and the second liquid inlet of the two effects falling film evaporator.
As further improvement of the utility model, which further includes the second booster pump, second supercharging
Pump is arranged between the second liquid outlet of described two effect vapour liquid separators and the 3rd liquid inlet of the triple effect falling film evaporator.
The setting increase liquid phase pressure of first booster pump and the second booster pump, there is provided liquid phase power.
As further improvement of the utility model, which further includes steam generating chamber, the steam generation
Room is equipped with the 4th steam (vapor) outlet, the 5th steam (vapor) outlet and the 6th steam (vapor) outlet, and the 4th steam (vapor) outlet is steamed with described one effect falling liquid film
First steam inlet of hair device is connected, and the 5th steam (vapor) outlet is connected with the second steam inlet of described two effect falling film evaporators, the
Six steam (vapor) outlets are connected with the 3rd steam inlet of the triple effect falling film evaporator.
Traditional multiple-effect operation be using the steam of previous stage falling film evaporator to the falling film evaporator of rear stage plus
Heat pipe is heated, the falling film evaporator of rear stage not steam-out (SO) source, thus there are the falling film evaporator of rear stage to heat effect
The problem of fruit is poor, concentrated effect is poor；In the utility model, an effect falling film evaporator, two effect falling film evaporators and triple effect falling liquid film steam
Send out the equal steam-out (SO) of device and room occurs, the steam amount of owing needed for each effect falling film evaporator can be supplied, with traditional multiple-effect operator scheme
Complementation, reaches preferably heating concentrated effect.
As further improvement of the utility model, the first steam of the 4th steam (vapor) outlet and an effect falling film evaporator
First flow control valve is equipped between entrance, between the 5th steam (vapor) outlet and the second steam inlet of two effect falling film evaporators
Equipped with second flow control valve, the 3rd is equipped between the 3rd steam inlet of the 6th steam (vapor) outlet and triple effect falling film evaporator
Flow control valve.
By first flow control valve, second flow control valve and the 3rd flow control valve, accurate control enters an effect respectively
Steam in falling film evaporator, two effect falling film evaporators and triple effect falling film evaporator, realizes the accurate control of concentration process, makes both
Will not steam excessively cause to waste, also will not steam be less does not reach heating concentrated effect, it is ensured that efficiency is optimal, saving heat energy water
Resource, it is environmentally protective.
As further improvement of the utility model, which further includes condenser, the condenser into vapour
Mouth is connected with the 3rd steam (vapor) outlet of the triple effect vapour liquid separator, the liquid outlet of condenser and the feed liquor of the steam generating chamber
Mouth is connected.
The steam that triple effect vapour liquid separator is isolated is recycled to steam generating chamber after condenser condenses, and saves water money
Source, avoids water resource waste, environmentally protective.
As further improvement of the utility model, which further includes vacuum pumping pump, the vacuum pumping pump with
The triple effect vapour liquid separator is connected.
Complete to vacuumize whole device by vacuum pumping pump.
The beneficial effects of the utility model are：
(1) concentrated by multi-stage falling film evaporation device, thickening efficiency is high, and concentrated effect is good, and the kojic acid purity of acquisition is high, and energy
Accurate control enters the steam flow in falling film evaporators at different levels, is conducive to accurately control, cold by condenser after steam utilization is complete
Solidifying be recycled in steam generation room reuses, and reduces water resource waste, has saved water resource；
(2) kojic acid clear liquid is repeatedly concentrated using thtee-stage shiplock, thus concentrated effect is good, the kojic acid purity of acquisition
Height, and operated using multiple-effect, the thermal energy of steam is maximumlly make use of, has saved the energy；
Room occurs for (3) one effect falling film evaporators, two effect falling film evaporators and the equal steam-out (SO) of triple effect falling film evaporator, can mend
The steam amount of owing needed for each effect falling film evaporator of foot, it is complementary with traditional multiple-effect operator scheme, reach preferably heating concentration effect
Fruit；
(4) by first flow control valve, second flow control valve and the 3rd flow control valve, accurate control enters respectively
Steam in one effect falling film evaporator, two effect falling film evaporators and triple effect falling film evaporator, realizes the accurate control of concentration process,
Make both will not steam excessively cause to waste, also will not steam be less does not reach heating concentrated effect, it is ensured that efficiency is optimal, saves heat
Energy water resource, it is environmentally protective.
Brief description of the drawings
Fig. 1 is the structure diagram of kojic acid enrichment facility；
Fig. 2 is the structure diagram of an effect falling film evaporator；
Description of reference numerals：
10 1 effect falling film evaporators, 11 1 effect vapour liquid separators, 20 2 effect falling film evaporators, 21 2 effect vapour liquid separators,
30 triple effect falling film evaporators, 31 triple effect vapour liquid separators, 41 first booster pumps, 42 second booster pumps, 50 steam generating chamber, 61
Flow control valve, 62 second flow control valves, 63 the 3rd flow control valves, 70 condensers, 80 vacuum pumping pumps, 91 shells, 92
Heating tube.
Embodiment
The embodiment of the utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment：
As depicted in figs. 1 and 2, a kind of kojic acid enrichment facility, including an effect falling film evaporator 10, one imitate vapour liquid separator
11st, two effect falling film evaporators 20, two imitate vapour liquid separator 21, triple effect falling film evaporator 30 and triple effect vapour liquid separator 31；It is described
On the one effect top of falling film evaporator 10, side wall and bottom is respectively equipped with the first liquid inlet, the first steam inlet and the first vapour
Liquid exports, and on the effect top of vapour liquid separator 11, side wall and bottom is respectively equipped with the first steam (vapor) outlet, the first vapour-liquid enters
Mouth and the first liquid outlet, the first vapor and liquid export are connected with the first vapour-liquid entrance；The top of the two effects falling film evaporator 20, side wall
Upper and bottom is respectively equipped with the second liquid inlet, the second steam inlet and the second vapor and liquid export, the two effects vapour liquid separator 21
Top, on side wall and bottom be respectively equipped with the second steam (vapor) outlet, the second vapour-liquid entrance and the second liquid outlet, the second vapor and liquid export
It is connected with the second vapour-liquid entrance；It is respectively equipped with the 3rd feed liquor with bottom on the top of the triple effect falling film evaporator 30, side wall and enters
Mouthful, the 3rd steam inlet and the 3rd vapor and liquid export, on the top of the triple effect vapour liquid separator 31, side wall and bottom is respectively equipped with
3rd steam (vapor) outlet, the 3rd vapour-liquid entrance and the 3rd liquid outlet, the 3rd vapor and liquid export are connected with the 3rd vapour-liquid entrance；One effect
First steam (vapor) outlet of vapour liquid separator 11 is connected with the second steam inlet of described two effect falling film evaporators 20, the two effects vapour
Second steam (vapor) outlet of liquid/gas separator 21 is connected with the 3rd steam inlet of the triple effect falling film evaporator 30；The one effect vapour-liquid
First liquid outlet of separator 11 is connected with the second liquid inlet of described two effect falling film evaporators 20, the two effects vapor-liquid separation
Second liquid outlet of device 21 is connected with the 3rd liquid inlet of the triple effect falling film evaporator 30.Wherein, an effect falling film evaporator
10th, two effect falling film evaporators 20 are identical with the structure of triple effect falling film evaporator 30, including shell 91 and heating tube 92.
In another embodiment, which further includes the first booster pump 41, which is arranged on
Between second liquid inlet of the first liquid outlet of the one effect vapour liquid separator 11 and the two effects falling film evaporator 20.
In another embodiment, which further includes the second booster pump 42, which is arranged on
Between second liquid outlet of the two effects vapour liquid separator 21 and the 3rd liquid inlet of the triple effect falling film evaporator 30.
In another embodiment, which further includes steam generating chamber 50, is set in the steam generating chamber 50
There are the 4th steam (vapor) outlet, the 5th steam (vapor) outlet and the 6th steam (vapor) outlet, the 4th steam (vapor) outlet and described one effect falling film evaporator 10
The first steam inlet be connected, the 5th steam (vapor) outlet with described two effect falling film evaporators 20 the second steam inlet be connected, the 6th
Steam (vapor) outlet is connected with the 3rd steam inlet of the triple effect falling film evaporator 30.
In another embodiment, between the first steam inlet of the 4th steam (vapor) outlet and an effect falling film evaporator 10
Equipped with first flow control valve 61, it is equipped between the second steam inlet of the 5th steam (vapor) outlet and two effect falling film evaporators 20
Second flow control valve 62, the 3rd is equipped between the 3rd steam inlet of the 6th steam (vapor) outlet and triple effect falling film evaporator 30
Flow control valve 63.
In another embodiment, which further includes condenser 70, the air intake of the condenser 70 and institute
The 3rd steam (vapor) outlet for stating triple effect vapour liquid separator 31 is connected, the liquid outlet of condenser 70 and the feed liquor of the steam generating chamber 50
Mouth is connected.
In another embodiment, which further includes vacuum pumping pump 80, the vacuum pumping pump 80 and described three
Vapour liquid separator 31 is imitated to be connected.
Embodiment described above only expresses specific embodiment of the present utility model, its description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (7)
- A kind of 1. kojic acid enrichment facility, it is characterised in that：Including an effect falling film evaporator, an effect vapour liquid separator, two effect falling liquid films Evaporator, two effect vapour liquid separators, triple effect falling film evaporator and triple effect vapour liquid separator；On the one effect top of falling film evaporator, side wall and bottom be respectively equipped with the first liquid inlet, the first steam inlet and First vapor and liquid export, on the effect top of vapour liquid separator, side wall and bottom are respectively equipped with the first steam (vapor) outlet, the first vapour Liquid entrance and the first liquid outlet, the first vapor and liquid export are connected with the first vapour-liquid entrance；On the two effects top of falling film evaporator, side wall and bottom be respectively equipped with the second liquid inlet, the second steam inlet and Second vapor and liquid export, on the two effects top of vapour liquid separator, side wall and bottom are respectively equipped with the second steam (vapor) outlet, the second vapour Liquid entrance and the second liquid outlet, the second vapor and liquid export are connected with the second vapour-liquid entrance；On the top of the triple effect falling film evaporator, side wall and bottom be respectively equipped with the 3rd liquid inlet, the 3rd steam inlet and 3rd vapor and liquid export, on the top of the triple effect vapour liquid separator, side wall and bottom are respectively equipped with the 3rd steam (vapor) outlet, the 3rd vapour Liquid entrance and the 3rd liquid outlet, the 3rd vapor and liquid export are connected with the 3rd vapour-liquid entrance；First steam (vapor) outlet of the one effect vapour liquid separator is connected with the second steam inlet of described two effect falling film evaporators, institute The second steam (vapor) outlet for stating two effect vapour liquid separators is connected with the 3rd steam inlet of the triple effect falling film evaporator；One effect First liquid outlet of vapour liquid separator is connected with the second liquid inlet of described two effect falling film evaporators, the two effects vapor-liquid separation Second liquid outlet of device is connected with the 3rd liquid inlet of the triple effect falling film evaporator.
- 2. kojic acid enrichment facility according to claim 1, it is characterised in that：The kojic acid enrichment facility further includes the first supercharging Pump, first booster pump be arranged on described one effect vapour liquid separator the first liquid outlet with described two effect falling film evaporators second into Between liquid entrance.
- 3. kojic acid enrichment facility according to claim 1, it is characterised in that：The kojic acid enrichment facility further includes the second supercharging Pump, second booster pump be arranged on the 3rd of the second liquid outlets and the triple effect falling film evaporator of described two effect vapour liquid separators into Between liquid entrance.
- 4. kojic acid enrichment facility according to claim 1, it is characterised in that：The kojic acid enrichment facility further includes steam generation Room, the steam generating chamber are equipped with the 4th steam (vapor) outlet, the 5th steam (vapor) outlet and the 6th steam (vapor) outlet, the 4th steam (vapor) outlet and institute The first steam inlet for stating an effect falling film evaporator is connected, the second steam of the 5th steam (vapor) outlet and described two effect falling film evaporators Entrance is connected, and the 6th steam (vapor) outlet is connected with the 3rd steam inlet of the triple effect falling film evaporator.
- 5. kojic acid enrichment facility according to claim 4, it is characterised in that：4th steam (vapor) outlet and an effect falling liquid film steam Send out and be equipped with first flow control valve between the first steam inlet of device, the 5th steam (vapor) outlet and two imitates the of falling film evaporators Second flow control valve is equipped between two steam inlets, the 3rd steam of the 6th steam (vapor) outlet and triple effect falling film evaporator enters The 3rd flow control valve is equipped between mouthful.
- 6. kojic acid enrichment facility according to claim 4, it is characterised in that：The kojic acid enrichment facility further includes condenser, The air intake of the condenser is connected with the 3rd steam (vapor) outlet of the triple effect vapour liquid separator, the liquid outlet of condenser and the steaming The inlet that room occurs for vapour is connected.
- 7. kojic acid enrichment facility according to claim 1, it is characterised in that：The kojic acid enrichment facility, which further includes, to be vacuumized Pump, the vacuum pumping pump are connected with the triple effect vapour liquid separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048356.8U CN207307214U (en) | 2017-08-21 | 2017-08-21 | A kind of kojic acid enrichment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048356.8U CN207307214U (en) | 2017-08-21 | 2017-08-21 | A kind of kojic acid enrichment facility |
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| Publication Number | Publication Date |
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| CN207307214U true CN207307214U (en) | 2018-05-04 |
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ID=62432927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721048356.8U Active CN207307214U (en) | 2017-08-21 | 2017-08-21 | A kind of kojic acid enrichment facility |
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| Country | Link |
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| CN (1) | CN207307214U (en) |
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2017
- 2017-08-21 CN CN201721048356.8U patent/CN207307214U/en active Active
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