CN108716816A - A method of freeze-drying wolfberry fruit powder - Google Patents
A method of freeze-drying wolfberry fruit powder Download PDFInfo
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- CN108716816A CN108716816A CN201810330618.2A CN201810330618A CN108716816A CN 108716816 A CN108716816 A CN 108716816A CN 201810330618 A CN201810330618 A CN 201810330618A CN 108716816 A CN108716816 A CN 108716816A
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- Prior art keywords
- matrimony vine
- freeze
- drying
- temperature
- wolfberry fruit
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/06—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/81—Solanaceae (Potato family), e.g. tobacco, nightshade, tomato, belladonna, capsicum or jimsonweed
- A61K36/815—Lycium (desert-thorn)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/10—Preparation or pretreatment of starting material
- A61K2236/17—Preparation or pretreatment of starting material involving drying, e.g. sun-drying or wilting
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- Natural Medicines & Medicinal Plants (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Epidemiology (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Medical Informatics (AREA)
- Medicinal Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mycology (AREA)
- Pharmacology & Pharmacy (AREA)
- Alternative & Traditional Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Medicines Containing Plant Substances (AREA)
- Preparation Of Fruits And Vegetables (AREA)
Abstract
This case discloses a kind of method for freezing dried wolfberry fruit powder, includes the following steps：It selects, clean and drain matrimony vine；By matrimony vine with crusher in crushing at little particle；Then it is equably layered in pallet, is put into the drying box of freeze drier, the cryogenic temperature of setting is less than -25 DEG C, 0.50 DEG C/h of chilling rate；Start vacuum pump, reduces pressure in storehouse and reach 65Pa, start to heater plate；And control pressure variation is less than -14 DEG C no more than 150Pa, temperature, dry 9-10h；Dry the temperature inside the box is heated to 20 DEG C -70 DEG C, keeps 5-6h；Walfberry fruit particle is crushed, is packed.The method of the present invention had both made drying machine energy consumption minimum, while in turn ensuring quality, and dry wolfberry fruit powder is not easy to cohere.
Description
Technical field
The present invention relates to the field of Chinese medicines more particularly to a kind of methods of freeze-drying wolfberry fruit powder.
Background technology
China has a vast territory, contains profuse Chinese medicine natural resources, when natural drug big country, the kind of Chinese medicine
The first in the world when class, reserves.Generation in the time immemorial, people just have begun to cure the disease using various Chinese medicines, as Changshan is controlled
Malaria, birch-bark analgesic etc., all prove there is fine curative effect.In modern medicine, artificial synthesized drug will produce various side effects,
Some meetings even cause other diseases, i.e., so-called " drug induced disease ".Therefore, the cry of " people will return in the Nature " is got over
Carry out higher, conventional medicament especially Chinese medicine, increasingly receives an acclaim and pay attention in each continent such as Europe, Asia, U.S..
The Chinese medicine of harvesting generally must be all processed in addition to using fresh herb.Drying is as guarantee Chinese medicine quality
Chinese medicine measure is an essential technical process in Chinese medicine processing.The essence of Chinese medicine drying is exactly to ensure Chinese medicine
The nature and flavor and its active ingredient of material carry out processing appropriate under manual control condition to Chinese medicine, to promote moisture evaporation,
Reach the moisture content of requirement, inhibit the breeding of the biology such as biochemical reaction and mould, keep higher product quality, convenient for packet
Dress, storage, the process transported.China's Chinese medicine drying is grown up with the history that Chinese medicine develops, early in Christian era 1
Or so century,《Hundred grass warp of the legendary god of farming》In just have the related record dried such as " dry in the shade, expose dry ".Although traditional dry technology accumulation
Many invaluable experiences, but lack the drying theory and production procedure control technology of systematic science.Because of each Chinese medicine moisture
Content, thermal sensitivity, medicinal ingredient are different, use one or more of modes in the drying process, the pharmacological property of Chinese medicine is dried
It cannot often be protected well in journey, lead to Chinese medicine deterioration, institutional framework destruction, pharmacological property change, loss of effective components etc.
The appearance of problem.
The method of existing dried wolfberry, it is general there are two types of, dry matrimony vine：This technology is because when being pre-processed, to Chinese holly
Qi is cleaned, and final wolfberry fruit powder water content height is easy to cause, and matrimony vine is easily cohered after beating powder, and after wolfberry fruit powder rehydration,
Solution quality is low and poor taste；It is freeze-dried matrimony vine：This technology is easy to lead because when being pre-processed, cleaning matrimony vine
Cause final matrimony vine water content high, matrimony vine is easily cohered after beating powder, influences mouthfeel, and drying machine energy consumption is more.
Invention content
The object of the present invention is to provide a kind of methods of freeze-drying wolfberry fruit powder, and this method solve matrimony vines in the prior art
In drying, beat powder after powder easily cohere, the low problem of poor taste, quality after rehydration, and this method is in less energy intensive.
To realize the above-mentioned technical purpose, the technical solution adopted by the present invention is as follows：
A method of freeze-drying wolfberry fruit powder includes the following steps：
S1, selection color are soft, and the full glossiness medlar fresh fruit of meat removes impurity and the bad fruit by insect pest；
S2, matrimony vine is cleaned with tap water three times, to remove matrimony vine surface dirt, then eluted with pure water, and in shady place
Matrimony vine surface moisture is drained；
S3, by matrimony vine with crusher in crushing at little particle；
S4, broken Walfberry fruit particle is equably layered in pallet, is put into the drying box of freeze drier, setting
Cryogenic temperature is less than -25 DEG C, 0.50 DEG C/h of chilling rate；
S5, the temperature inside the box to be dried reach the cryogenic temperature of setting, start vacuum pump, reduce pressure in storehouse and reach 65Pa,
Start to heater plate；In heating process, control pressure variation is no more than 150Pa, and temperature is kept to be less than -14 DEG C, drying
9-10h；
S6, dry the temperature inside the box is heated to 20 DEG C -70 DEG C, keeps 5-6h；
S7, Walfberry fruit particle is ground into wolfberry fruit powder with pulverizer, packed.
Freezing dry process is broadly divided into 3 stages, i.e. pre-freeze stage, lyophilization stage and parsing drying stage.In advance
Jelly is to assign the free water cure in matrimony vine to identical form before dry rear product and drying, bubble when preventing from vacuumizing.Pre-freeze
Principle be so that product freeze it is real.The speed of freezing affects the size of the ice crystal formed when matrimony vine is freezed, ice crystal it is big
Speed that is small and affecting distillation.Ice crystal crystal grain is bigger, and heat absorption is faster, and rate of sublimation is faster, on the contrary then slow.Freeze crystal grain to get over
Small, product quality is better, conversely, then poor.And matrimony vine chilling rate is set as 0.50 DEG C/h, final cryogenic temperature is less than -25 DEG C
When, both so that drying machine is minimum in the energy consumption of pre-freeze stage, while in turn ensuring quality, and dry wolfberry fruit powder is not easy to cohere.Chinese holly
The eutectic point temperature of Qi is -14 DEG C, when carrying out the lyophilization stage, temperature should be made to be less than eutectic point temperature.If this stage
Too hypertonia, matrimony vine will be more than eutectic point temperature to the heat supply that distils soon or in storehouse, generate liquefaction phenomenon, and the quality of matrimony vine
It can decline.During parsing-desiccation, temperature setting at 20 DEG C -70 DEG C, to make in matrimony vine combine water and absorption water obtain compared with
More energy, parses as early as possible from Molecular Adsorption, so that energy consumption is minimum.
As a preferred embodiment of the present invention, in the S2 steps, matrimony vine is uniformly layered on strainer, high-pressure hydraulic pump is used
It is drawn from water hydro-peening matrimony vine three times.The number of hydro-peening is depending on the dust situation on matrimony vine surface.But the pressure of hydro-peening can not
It is excessively high, in order to avoid destroy the surface of matrimony vine.
As a preferred embodiment of the present invention, for the matrimony vine after crusher in crushing, Walfberry fruit particle can pass through 10-16
Mesh sieve.By the way that matrimony vine is broken into little particle in advance, it can more ensure its dehydration rate in follow-up drying process.
As a preferred embodiment of the present invention, in the S4 steps, cryogenic temperature is -25 DEG C.Final cryogenic temperature is set
When being set to -25 DEG C, both so that drying machine is minimum in the energy consumption of pre-freeze stage, while quality is in turn ensured, and dry wolfberry fruit powder is not
Easily cohere.
As a preferred embodiment of the present invention, after the S5 steps, Walfberry fruit particle moisture is not higher than
3.0%.Walfberry fruit particle is not higher than 3.0%, while ensureing quality and is not easy to cohere.
As a preferred embodiment of the present invention, in the S6 steps, dry the temperature inside the box is heated to 45-70 DEG C.Herein
In temperature range, do not interfere with the quality of matrimony vine, quickly heating can to combine water and adsorb water obtain more energy from
It is parsed as early as possible in Molecular Adsorption, so that energy consumption is minimum.Further, maximum heating temperature is 70 DEG C, at this time institute
Matrimony vine mouthfeel without influence, and quality and fresh fruit no significant difference.But when temperature is more than 70 DEG C, after powder rehydration of breathing freely
Solution obviously have caramel, therefore, maximum temperature should be no more than 70 DEG C.
As a preferred embodiment of the present invention, the wolfberry fruit powder can pass through 80-300 mesh sieve.Currently, needing in the market
The wolfberry fruit powder mesh number wanted is between 80-300 mesh.
As a preferred embodiment of the present invention, the wolfberry fruit powder can pass through 80-120 mesh sieve.Currently, right in the market
The matrimony vine powder demand of 80-120 mesh is larger.
As a preferred embodiment of the present invention, the wolfberry fruit powder is packed with pulvis quantitative package machine.Pass through pulvis
Quantitative package machine is packed, and packaging error is small, and prevents cross contamination.
As a preferred embodiment of the present invention, the method further includes sterilization steps；After the wolfberry fruit powder packaging, through purple
Outside line sterilizing installation irradiates, and reaches sterilization effect.
The invention has the beneficial effects that：
1, chilling rate is set as 0.50 DEG C/h, and final cryogenic temperature is less than -25 DEG C, both so that drying machine is in the pre-freeze stage
It consumes energy minimum, while in turn ensuring quality, and dry wolfberry fruit powder is not easy to cohere；
2, the eutectic point temperature of matrimony vine is -14 DEG C, and when carrying out the lyophilization stage, temperature is less than eutectic point temperature；It protects
Demonstrate,prove the quality of matrimony vine；
3, during parsing-desiccation, temperature setting makes to combine water and absorption water acquisition more in matrimony vine at 20 DEG C -70 DEG C
Energy, parsed as early as possible from Molecular Adsorption, so that energy consumption is minimum.
Description of the drawings
Fig. 1 is the flow chart of the present invention；
Fig. 2 is the flow chart of embodiment 1；
Fig. 3 is the flow chart of embodiment 2.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, to enable those skilled in the art with reference to specification
Word can be implemented according to this.
As shown in Figure 1, artificial selection color is soft, the full glossiness medlar fresh fruit of meat removes impurity and by insect pest
Bad fruit；Matrimony vine is cleaned with tap water three times, to remove matrimony vine surface dirt, is then eluted with pure water, and in shady place by Chinese holly
Qi surface moisture drains；
By matrimony vine with crusher in crushing at little particle；Broken Walfberry fruit particle is equably layered in pallet, is put into cold
In the drying box of lyophilizer, the cryogenic temperature of setting is less than -25 DEG C, 0.50 DEG C/h of chilling rate；The temperature inside the box to be dried reaches
To the cryogenic temperature of setting, start vacuum pump, reduces pressure in storehouse and reach 65Pa, start to heater plate；In heating process,
Control pressure variation is no more than 150Pa, and temperature is kept to be less than -14 DEG C, dry 9-10h；Dry the temperature inside the box is heated to 20
DEG C -70 DEG C, keep 5-6h；Walfberry fruit particle is ground into wolfberry fruit powder with pulverizer, is packed.
Embodiment 1
As shown in Fig. 2, artificial selection color is soft, the full glossiness medlar fresh fruit of meat removes impurity and by insect pest
Bad fruit；Matrimony vine is uniformly layered on strainer, water hydro-peening matrimony vine is drawn from three times with high-pressure hydraulic pump, to remove matrimony vine surface ash
Then dirt is eluted with pure water, and drain matrimony vine surface moisture in shady place；By matrimony vine with crusher in crushing at little particle, Chinese holly
For Qi after crusher in crushing, Walfberry fruit particle can pass through 16 mesh sieve；Broken Walfberry fruit particle is equably layered in pallet,
It is put into the drying box of freeze drier, the cryogenic temperature of setting is -25 DEG C, 0.50 DEG C/h of chilling rate；It is warm in case to be dried
Degree reaches the cryogenic temperature of setting, starts vacuum pump, reduces pressure in storehouse and reaches 65Pa, starts to heater plate；It is heated
Cheng Zhong, pressure change are no more than 150Pa, and temperature is kept to be less than -20 DEG C, and dry 9.5h measures Walfberry fruit particle moisture and contains at this time
Amount 1.2%；Dry the temperature inside the box is heated to 45 DEG C, keeps 6h；Walfberry fruit particle is ground into wolfberry fruit powder, wolfberry fruit powder with pulverizer
It can be packed with pulvis quantitative package machine by 120 mesh sieve.
Embodiment 2
As shown in figure 3, artificial selection color is soft, the full glossiness medlar fresh fruit of meat removes impurity and by insect pest
Bad fruit；Matrimony vine is eluriated three times, to remove matrimony vine surface dirt, is then eluted with pure water, and in shady place by matrimony vine surface
Moisture drains；By matrimony vine with crusher in crushing at little particle, after crusher in crushing, Walfberry fruit particle can be sieved matrimony vine by 10 mesh
Son；Broken Walfberry fruit particle is equably layered in pallet, is put into the drying box of freeze drier, the cryogenic temperature of setting
It is -30 DEG C, 0.50 DEG C/h of chilling rate；The temperature inside the box to be dried reaches the cryogenic temperature of setting, starts vacuum pump, reduces in storehouse
Pressure reaches 65Pa, starts to heater plate；In heating process, pressure change be no more than 150Pa, and keep temperature less than-
15 DEG C, dry 9.2h measures Walfberry fruit particle moisture 1.5% at this time；Dry the temperature inside the box is heated to 70 DEG C, keeps 5h；
Walfberry fruit particle is ground into wolfberry fruit powder with pulverizer, wolfberry fruit powder can be wrapped by 80 mesh sieve with pulvis quantitative package machine
Dress.After wolfberry fruit powder packaging, irradiates, sterilize through ultraviolet disinfection equipment.
Embodiment 3
Embodiment of the present invention is also selected with batch matrimony vine (i.e. locality identical matrimony vine), processing is dried.Pretreatment
Mode is drawn from water hydro-peening three times using high-pressure hydraulic pump, this batch of matrimony vine is then divided into three groups, respectively use oven drying method and
Existing freeze-drying, is dried, and wolfberry fruit powder quality is as shown in table 1 after measuring drying：
Table 1
As shown in Table 1, the quality of method of the invention, wolfberry fruit powder is apparently higher than traditional oven drying method and existing freezing is dry
Dry method.And in implementation process, energy consumption of the invention is less than both methods.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details.
Claims (10)
1. a kind of method of freeze-drying wolfberry fruit powder, which is characterized in that include the following steps：
S1, selection color are soft, and the full glossiness medlar fresh fruit of meat removes impurity and the bad fruit by insect pest；
S2, matrimony vine is cleaned with tap water three times, to remove matrimony vine surface dirt, then eluted with pure water, and in shady place by Chinese holly
Qi surface moisture drains；
S3, by matrimony vine with crusher in crushing at little particle；
S4, broken Walfberry fruit particle is equably layered in pallet, is put into the drying box of freeze drier, the freezing of setting
Temperature is less than -25 DEG C, 0.50 DEG C/h of chilling rate；
S5, the temperature inside the box to be dried reach the cryogenic temperature of setting, start vacuum pump, reduce pressure in storehouse and reach 65Pa, start
To heater plate；In heating process, control pressure variation is no more than 150Pa, and temperature is kept to be less than -14 DEG C, dry 9-
10h；
S6, dry the temperature inside the box is heated to 20 DEG C -70 DEG C, keeps 5-6h；
S7, Walfberry fruit particle is ground into wolfberry fruit powder with pulverizer, packed.
2. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：It is in the S2 steps, matrimony vine is equal
It is even to be layered on strainer, it is drawn from water hydro-peening matrimony vine three times with high-pressure hydraulic pump.
3. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：The matrimony vine is through crusher in crushing
Afterwards, Walfberry fruit particle can pass through 10-16 mesh sieve.
4. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：In the S4 steps, cryogenic temperature
It is -25 DEG C.
5. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：After the S5 steps, matrimony vine
Granule moisture level is not higher than 3.0%.
6. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：In the S6 steps, in drying box
Temperature is heated to 45-70 DEG C.
7. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：The wolfberry fruit powder can pass through 80-
300 mesh sieve.
8. the method for freeze-drying matrimony vine according to claim 7, it is characterised in that：The wolfberry fruit powder can pass through 80-
120 mesh sieve.
9. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：The wolfberry fruit powder is quantitatively wrapped with pulvis
Installation is packed.
10. the method for freeze-drying matrimony vine according to claim 1, it is characterised in that：The method further includes sterilizing step
Suddenly；After the wolfberry fruit powder packaging, is irradiated through ultraviolet disinfection equipment, reach sterilization effect.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330618.2A CN108716816A (en) | 2018-04-13 | 2018-04-13 | A method of freeze-drying wolfberry fruit powder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810330618.2A CN108716816A (en) | 2018-04-13 | 2018-04-13 | A method of freeze-drying wolfberry fruit powder |
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| CN201810330618.2A Pending CN108716816A (en) | 2018-04-13 | 2018-04-13 | A method of freeze-drying wolfberry fruit powder |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961362A (en) * | 2009-07-23 | 2011-02-02 | 云南特安呐制药股份有限公司 | Method for preparing active pseudo-ginseng granule |
| CN106616597A (en) * | 2016-11-29 | 2017-05-10 | 青铜峡市青绿食品有限公司 | Processing method of freeze-dried fresh fructus lycii |
| CN107156272A (en) * | 2017-04-26 | 2017-09-15 | 镇江虎瑞生物科技有限公司 | A kind of method that drying of Chinese wolfberry is crushed |
-
2018
- 2018-04-13 CN CN201810330618.2A patent/CN108716816A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961362A (en) * | 2009-07-23 | 2011-02-02 | 云南特安呐制药股份有限公司 | Method for preparing active pseudo-ginseng granule |
| CN106616597A (en) * | 2016-11-29 | 2017-05-10 | 青铜峡市青绿食品有限公司 | Processing method of freeze-dried fresh fructus lycii |
| CN107156272A (en) * | 2017-04-26 | 2017-09-15 | 镇江虎瑞生物科技有限公司 | A kind of method that drying of Chinese wolfberry is crushed |
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