CN109679767A - A method of it is comprehensive from HERBA ELSHOLTZIAE herb to extract volatile oil - Google Patents

A method of it is comprehensive from HERBA ELSHOLTZIAE herb to extract volatile oil Download PDF

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CN109679767A
CN109679767A CN201910077241.9A CN201910077241A CN109679767A CN 109679767 A CN109679767 A CN 109679767A CN 201910077241 A CN201910077241 A CN 201910077241A CN 109679767 A CN109679767 A CN 109679767A
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inlet valve
continuous work
herb
work task
herba elsholtziae
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刘志勇
罗小泉
黄云
李中炼
舒坤
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Jiangxi University of Traditional Chinese Medicine
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    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11BPRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00Essential oils; Perfumes
    • C11B9/02Recovery or refining of essential oils from raw materials
    • C11B9/025Recovery by solvent extraction
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
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    • AHUMAN NECESSITIES
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    • AHUMAN NECESSITIES
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    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11BPRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00Essential oils; Perfumes
    • C11B9/02Recovery or refining of essential oils from raw materials
    • C11B9/027Recovery of volatiles by distillation or stripping
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2236/00Isolation 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
    • A61K2236/10Preparation or pretreatment of starting material
    • A61K2236/15Preparation or pretreatment of starting material involving mechanical treatment, e.g. chopping up, cutting or grinding
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    • A61K2236/00Isolation 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
    • A61K2236/30Extraction of the material
    • A61K2236/33Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones
    • A61K2236/333Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones using mixed solvents, e.g. 70% EtOH
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2236/00Isolation 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
    • A61K2236/50Methods involving additional extraction steps
    • A61K2236/51Concentration or drying of the extract, e.g. Lyophilisation, freeze-drying or spray-drying

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Abstract

The invention belongs to volatile oil preparation technical fields, disclose a kind of method for extracting volatile oil comprehensive from HERBA ELSHOLTZIAE herb, HERBA ELSHOLTZIAE herb is carried out dissection;Fine powder is extracted using aqueous two-phase system, obtains just essential oil;First essential oil is carried out using molecular distillation to purify to obtain purifying essential oil;Purifying essential oil is added in distiller, ties up its life E oil, is distilled at 120 DEG C, starts to collect steam after 3h, cooling concentration is at grease;It by borneol and grinding at powder, is added in the grease, until sterilizing after all dissolving, encapsulation obtains HERBA ELSHOLTZIAE essential oil.The present invention from HERBA ELSHOLTZIAE it is comprehensive extract volatile oil can dampness elimination and in, diuresis improves patients ' life quality for alleviating nasal obstruction;And can quickly go deep into subcutaneous tissue, improve microcirculation in human body, activates damaged cell.

Description

A method of it is comprehensive from HERBA ELSHOLTZIAE herb to extract volatile oil
Technical field
The invention belongs to volatile oil preparation technical fields, more particularly to one kind comprehensive extraction volatile oil from HERBA ELSHOLTZIAE herb Method.
Background technique
HERBA ELSHOLTZIAE 30~50mm of length, base portion aubergine, top yellow green or faint yellow are all close by white pubescence.Stem side Cylindricality, 1~2mm of diameter, section is obvious, 4~7cm of internode length.Matter is crisp, frangibility.The more shrinkages of leaf fall off, and the surface Ye Zhanping is visible Concave gland point, dirty-green or yellow green.There are fruit ear, place calyx mitriform, lilac red or celadon in stem top, and apex 5 is split, close coat It is fine and soft.Pyrene is set under magnifying glass, it is seen that concave dot.Rubbing has a dense fragrant, and taste is cool and micro-pungent;Chinese mosla is shorter and smaller, and long 20 ~40cm, 3~5cm of internode length.Base portion aubergine, top celadon.Leaf is to life, lanceolar, celadon to green.Inflorescence compared with It is short, Duo Wuhua.Matter is crisp frangible, and stem section is in fibroid.Gas is fragrant and micro- turbid, and acrid flavour is cool.
The diverging of HERBA ELSHOLTZIAE pungent-warm, enters lung channel energy inducing sweat and dispelling exogenous evils and cold dispelling;Its gas fragrance, entering taste, energy dampness elimination is dispelled in again Heat is chiefly used in anemofrigid cold and the wet tired symptoms include aversion to cold of simultaneous taste, fever, and have a headache body weight or nausea and vomiting, diarrhea person, can receive outer Solve chill, the effect of interior dampness elimination is turbid.
Elscholtiza is Lamiaceae plant Mosla chinensis M osla chinensis M ax-im or HERBA ELSHOLTZIAE M osla The dry aerial parts of Chinensis jangx iang ru.The former practises title/Chinese mosla, and the latter practises title/HERBA ELSHOLTZIAE.Elscholtiza is Conventional Chinese medicine, crude drug source are in diversity, have the effect of inducing sweat and dispelling exogenous evils, and middle dampness elimination, inducing diuresis for removing edema, effective component it First is that volatile oil.For more sufficiently, fully extract volatile oil.
In conclusion problem of the existing technology is:
The prior art does not carry out single factor exploration and orthogonal experiment to factors in volatile oil extracting, cannot Obtain optimal processing parameter;And in the prior art, the optimum extraction process of HERBA ELSHOLTZIAE volatile oil is complicated, and recovery rate is low.
In the prior art, inlet valve feed rate regulation performance is poor, will cause DNA purity and is affected.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of integrates extraction volatile oil from HERBA ELSHOLTZIAE herb Method.
The invention is realized in this way a kind of method for extracting volatile oil comprehensive from HERBA ELSHOLTZIAE herb includes:
HERBA ELSHOLTZIAE herb is carried out dissection by step 1;
Step 2 is extracted fine powder using aqueous two-phase system, obtains just essential oil;
Step 3 carries out first essential oil using molecular distillation to purify to obtain purifying essential oil;
Purifying essential oil is added in distiller, ties up its life E oil, is distilled at 120 DEG C, starts to collect after 3h for step 4 Steam, cooling concentration is at grease;By borneol and grinding at powder, it is added in the grease, until sterilize after all dissolving, envelope Dress obtains HERBA ELSHOLTZIAE essential oil.
Further, in step 1, the section that HERBA ELSHOLTZIAE herb is cut is 0.5mm~1mm.
Further, in step 2, aqueous two-phase system includes: to carry out sufficiently mixing with obtained fine powder by dehydrated alcohol It is even, add distilled water to make mass fraction 100%, microwave treatment 5 minutes, ammonium sulfate is added, stirring to ammonium sulfate is dissolved, and is stood extremely Two-phase laminated flow, supernatant layer are first essential oil.
Further, in step 2, aqueous two-phase system further comprises:
Essential oil, optimum process condition: polyethylene glycol 1500 quality are extracted using polyethylene glycol/ammonium sulfate double-aqueous phase system Score is 22%, and ammonium sulfate mass fraction is 18%.
Further, in step 2, aqueous two-phase system further comprises: using acetone/dipotassium hydrogen phosphate double-aqueous phase system Essential oil is extracted, optimum process condition is acetone: water=8:2, and dipotassium hydrogen phosphate quality is 1.5g.
Further, in step 2, aqueous two-phase system further comprises: using Macrogol 4000 and Gentran 40 000 Double-aqueous phase system is formed, the essential oil in sample solution is extracted, is 12% in Macrogol 4000 mass fraction, Gentran 40 000 Mass fraction is 10%, and extraction temperature is 7 DEG C, and system p H is extracted under conditions of being 8.5.
Further, in step 2, the purification process of the molecular distillation includes:
First essential oil is fitted into the bottle for material of molecular distillation, after being packed into liquid nitrogen in cold-trap, vacuum pump is opened, to first essential oil It is de-gassed, after to be de-gassed, sets required evaporating surface temperature and system pressure, fixed 5 DEG C of cryosurface temperature, setting is steamed Evaporating knifing rotating speed is 150r/min, and adjusting inlet valve and keeping feed rate is about 1mL/min, and then carries out molecular distillation purifying, To gained distillate and evaporates excess and be collected respectively.
Further, in step 4, the grease method for concentration includes:
Steam is centrifugated 6min through 10000r/min or through 100 μm of filtering with microporous membrane, obtains dense after 5 DEG C of cooling 6h Shorten grease into.
Further, in step 4, the sterilizing is that vapor sterilizes, and specially sterilize in 110 DEG C of steam streams 20min, It is cooled to room temperature in sterilizing chamber, encapsulates immediately.
Further, adjusting inlet valve and keeping feed rate is to be flowed in 1mL/min by smart feeding valve regulation device The adjusting of amount, smart feeding valve regulation device include the flow sensor for acquiring real-time traffic information, and flow sensor will The opening size that the flow information real-time Transmission of acquisition carries out inlet valve to inlet valve regulation unit is adjusted;Inlet valve regulates and controls unit Inlet valve opening size adjust in, setting inlet valve regulation unit an aperture critical value;
Judge that a maximum can handle load capacity according to aperture critical value;
Multiple first tasks are combined into one first continuous work task according to platform power administrative skill is collected;
Judge whether a load capacity of the first continuous work task is greater than maximum and can handle load capacity;
It, will be in the first continuous work task when the load capacity of the first continuous work task, which is greater than maximum, to handle load capacity One of overload part the first task remove the first continuous work task;
When receiving the first continuous work task, inlet valve regulation unit is switched into an operation mould by a suspend mode Formula, and the first continuous work task of processing;And after the completion of the processing of the first continuous work task, inlet valve is regulated and controled into unit It is set as suspend mode;
The operating frequency that inlet valve regulates and controls unit has a normal operating frequency under general operation;
One first operating frequency is determined according to the load capacity of the first continuous work task and temperature threshold value;And when into Material valve regulation unit is when switching to operation mode, and the operating frequency of inlet valve regulation unit is promoted to the by normal operating frequency One operating frequency, and the first continuous work task is handled by the first operating frequency;
Wherein the working frequency of the first operating frequency is higher than the working frequency of normal operating frequency;
During the inlet valve opening size that inlet valve regulates and controls unit is adjusted further include:
It is flat according to collecting after the processing of the first continuous work task is completed and inlet valve regulation unit enters suspend mode First task of multiple second tasks and part of overloading is combined into one second continuous work by platform power management techniques Make task;
When receiving the second continuous work task, inlet valve regulation unit is switched into operation mode by suspend mode;
The operating frequency of inlet valve regulation unit is promoted to one second operating frequency by normal operating frequency, passes through second Operating frequency handles the second continuous work task;And after the completion of the processing of the second continuous work task, inlet valve is regulated and controled single Member is set as suspend mode;
Wherein the working frequency of the first operating frequency is higher than the working frequency of normal operating frequency;
Inlet valve regulates and controls unit and the first continuous work task is handled the time point completed and opened using the first operating frequency Beginning to receive had for one first interval time between the time point of the second continuous work task, and normal frequency is used to connect first Continuous task processing, which is completed and received, had for one second interval time between the second continuous work task, wherein the first interval Time is less than the second interval time.
Advantages of the present invention and good effect are as follows:
Elsholtzia cilita essential oil preparation method of the invention is simple, can effectively dampness elimination and in and driving away summer heat, for treating anemofrigid cold And the wet tired symptoms include aversion to cold of taste, fever, have a headache body weight or nausea and vomiting, diarrhea person, with the function that outer solution chill, interior dampness elimination are turbid Effect.The generation that the present invention can greatly shorten extraction time using microwave treatment, reduce energy consumption, reduce solvent usage and waste;This Invention using molecular distillation purify, thus obtain transparent color and luster, good fluidity, fragrant aroma, no solvent residue high-quality essential oil Product, and lower vapo(u)rizing temperature protects the elsholtzidiol ingredient in essential oil.
Tieing up it and ordering E oil is a kind of chemical substance, and molecular formula is C29H50O2, it is used for antioxidant, protects cells from the oxidation side of body Compel or damages.
The present invention carries out single factor exploration and orthogonal experiment to the factors for influencing volatile oil extracting, through screening and optimizing The optimum extraction process of HERBA ELSHOLTZIAE volatile oil is obtained.
It is to be flowed in 1mL/min by smart feeding valve regulation device that the present invention, which adjusts inlet valve and keeps feed rate, The adjusting of amount, smart feeding valve regulation device include the flow sensor for acquiring real-time traffic information, and flow sensor will The opening size that the flow information real-time Transmission of acquisition carries out inlet valve to inlet valve regulation unit is adjusted;Inlet valve regulates and controls unit Inlet valve opening size adjust in, setting inlet valve regulation unit an aperture critical value;One is judged according to aperture critical value Maximum can handle load capacity;Multiple first tasks are combined into one first continuous work according to platform power administrative skill is collected Make task.It solves in the prior art, inlet valve feed rate regulation performance is poor, will cause that DNA purity is affected to ask Topic.
One first interval time, and the processing of the first continuous work task is completed and receives the second company using normal frequency There is one second interval time between continuous task, wherein the first interval time is less than the second interval time
Detailed description of the invention
Fig. 1 is the extracting method flow chart of volatile oil comprehensive from HERBA ELSHOLTZIAE provided in an embodiment of the present invention.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing Detailed description are as follows.
Structure of the invention is explained in detail with reference to the accompanying drawing.
As shown in Figure 1, the extracting method for extracting volatile oil comprehensive from HERBA ELSHOLTZIAE provided in an embodiment of the present invention include with Lower step:
HERBA ELSHOLTZIAE herb is carried out dissection by S101.
S102 is extracted fine powder using aqueous two-phase system, obtains just essential oil.
S103 carries out first essential oil using molecular distillation to purify to obtain purifying essential oil.
Purifying essential oil is added in distiller, ties up its life E oil, is distilled at 120 DEG C, starts to collect after 3h and steam by S104 Vapour, cooling concentration is at grease;By borneol and grinding at powder, it is added in the grease, until sterilize after all dissolving, encapsulation, Obtain HERBA ELSHOLTZIAE essential oil.
In step S101, the section that HERBA ELSHOLTZIAE herb is cut is 0.5mm~1mm.
In step S102, aqueous two-phase system includes: to mix well dehydrated alcohol with obtained fine powder, adds steaming Distilled water makes mass fraction 100%, and microwave treatment 5 minutes, ammonium sulfate is added, and stirring to ammonium sulfate is dissolved, and is stood to two-phase point From supernatant layer is first essential oil.
In step S102, aqueous two-phase system further comprises:
Essential oil, optimum process condition: polyethylene glycol 1500 quality are extracted using polyethylene glycol/ammonium sulfate double-aqueous phase system Score is 22%, and ammonium sulfate mass fraction is 18%.
In step S102, aqueous two-phase system further comprises: extracting essence using acetone/dipotassium hydrogen phosphate double-aqueous phase system Oil, optimum process condition are acetone: water=8:2, and dipotassium hydrogen phosphate quality is 1.5g.
In step S102, aqueous two-phase system further comprises: being formed using Macrogol 4000 and Gentran 40 000 Double-aqueous phase system extracts the essential oil in sample solution, is 12% in Macrogol 4000 mass fraction, 000 mass of Gentran 40 Score is 10%, and extraction temperature is 7 DEG C, and system p H is extracted under conditions of being 8.5.
In step S102, the purification process of the molecular distillation includes:
First essential oil is fitted into the bottle for material of molecular distillation, after being packed into liquid nitrogen in cold-trap, vacuum pump is opened, to first essential oil It is de-gassed, after to be de-gassed, sets required evaporating surface temperature and system pressure, fixed 5 DEG C of cryosurface temperature, setting is steamed Evaporating knifing rotating speed is 150r/min, and adjusting inlet valve and keeping feed rate is about 1mL/min, and then carries out molecular distillation purifying, To gained distillate and evaporates excess and be collected respectively.
In step S104, the grease method for concentration includes:
Steam is centrifugated 6min through 10000r/min or through 100 μm of filtering with microporous membrane, obtains dense after 5 DEG C of cooling 6h Shorten grease into.
In step S104, the sterilizing is that vapor sterilizes, and specially sterilize in 110 DEG C of steam streams 20min, is sterilizing Interior is cooled to room temperature, and is encapsulated immediately.
In embodiments of the present invention, in aqueous two-phase system of the invention, salt mainly has ammonium sulfate, dipotassium hydrogen phosphate, phosphorus Sour potassium etc..Analysis essential oil is in polyethylene glycol/ammonium sulfate double-aqueous phase system and acetone/dipotassium hydrogen phosphate double-aqueous phase system respectively Partition characteristic.The present invention extracts the optimum process condition of essential oil: polyethylene glycol using polyethylene glycol/ammonium sulfate double-aqueous phase system 1500 mass fractions are 22%, and ammonium sulfate mass fraction is 18%.Under this optimum process condition, the distribution coefficient of essential oil is reachable 148.2, yield is up to 99.09%;
Or acetone/dipotassium hydrogen phosphate double-aqueous phase system is used to extract the optimum process condition of essential oil as acetone: water=8:2, Dipotassium hydrogen phosphate quality is 1.5g.Under this optimum process condition, the distribution coefficient of essential oil is up to 36.7, maximum yield 99.55%.Double-aqueous phase system is formed using Macrogol 4000 and Gentran 40 000, extracts the essential oil in sample solution, poly- 4000 mass fraction of ethylene glycol is 12%, and 000 mass fraction of Gentran 40 is 10%, and extraction temperature is 7 DEG C, and system pH is 8.5 Under conditions of essential oil extraction yield up to 75.82%.
With polyethylene glycol/ammonium sulfate double-aqueous phase system extraction, recovery rate height.It is mentioned using propyl alcohol/ammonium sulfate double-aqueous phase system Essential oil is taken, can get the primary essential oil of high-purity.
Below with reference to specific experiment, the invention will be further described.
Single factor test compares volatile oil extracting condition: 200g HERBA ELSHOLTZIAE weighed, is set in flask, add water several and bead number Grain connects volatile oil determination apparatus and condensing reflux pipe, then extracts the investigation of time after shaking mixing, to HERBA ELSHOLTZIAE The extracting factor of volatile oil is screened.Influence of the extraction time to volatile oil extracting amount is by reflux extraction to 400g HERBA ELSHOLTZIAE carries out volatile oil extracting, record gained volatilization oil mass is weighed every 1h, until gained total volatile oil amount stabilization does not become Only, compare day part volatile oil amount situation of change, so that it is determined that the optimum extraction time of medicinal material is 3 hours.It is repeated 3 times.
In embodiments of the present invention, adjusting inlet valve and keeping feed rate is to be regulated and controled in 1mL/min by smart feeding valve Device carries out the adjusting of flow, and smart feeding valve regulation device includes the flow sensor for acquiring real-time traffic information, stream Quantity sensor adjusts the opening size that the flow information real-time Transmission of acquisition carries out inlet valve to inlet valve regulation unit;Charging During the inlet valve opening size that valve regulates and controls unit is adjusted, an aperture critical value of setting inlet valve regulation unit;Faced according to aperture Dividing value judges that a maximum can handle load capacity;
Multiple first tasks are combined into one first continuous work task according to platform power administrative skill is collected.
Judge whether a load capacity of the first continuous work task is greater than maximum and can handle load capacity.
It, will be in the first continuous work task when the load capacity of the first continuous work task, which is greater than maximum, to handle load capacity One of overload part the first task remove the first continuous work task.
When receiving the first continuous work task, inlet valve regulation unit is switched into an operation mould by a suspend mode Formula, and the first continuous work task of processing;And after the completion of the processing of the first continuous work task, inlet valve is regulated and controled into unit It is set as suspend mode.
The operating frequency that inlet valve regulates and controls unit has a normal operating frequency under general operation.
One first operating frequency is determined according to the load capacity of the first continuous work task and temperature threshold value;And when into Material valve regulation unit is when switching to operation mode, and the operating frequency of inlet valve regulation unit is promoted to the by normal operating frequency One operating frequency, and the first continuous work task is handled by the first operating frequency.
Wherein the working frequency of the first operating frequency is higher than the working frequency of normal operating frequency.
During the inlet valve opening size that inlet valve regulates and controls unit is adjusted further include:
It is flat according to collecting after the processing of the first continuous work task is completed and inlet valve regulation unit enters suspend mode First task of multiple second tasks and part of overloading is combined into one second continuous work by platform power management techniques Make task.
When receiving the second continuous work task, inlet valve regulation unit is switched into operation mode by suspend mode;
The operating frequency of inlet valve regulation unit is promoted to one second operating frequency by normal operating frequency, passes through second Operating frequency handles the second continuous work task;And after the completion of the processing of the second continuous work task, inlet valve is regulated and controled single Member is set as suspend mode.
Wherein the working frequency of the first operating frequency is higher than the working frequency of normal operating frequency.
Inlet valve regulates and controls unit and the first continuous work task is handled the time point completed and opened using the first operating frequency Beginning to receive had for one first interval time between the time point of the second continuous work task, and normal frequency is used to connect first Continuous task processing, which is completed and received, had for one second interval time between the second continuous work task, wherein the first interval Time is less than the second interval time.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form, Any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to In the range of technical solution of the present invention.

Claims (10)

1. a kind of method for extracting volatile oil comprehensive from HERBA ELSHOLTZIAE herb, which is characterized in that described comprehensive from HERBA ELSHOLTZIAE herb Close extract volatile oil extracting method include:
HERBA ELSHOLTZIAE herb is carried out dissection by step 1;
Step 2 is extracted fine powder using aqueous two-phase system, obtains just essential oil;
Step 3 carries out first essential oil using molecular distillation to purify to obtain purifying essential oil;
Purifying essential oil is added in distiller, ties up its life E oil, is distilled at 120 DEG C, starts to collect steam after 3h for step 4, Cooling concentration is at grease;It by borneol and grinding at powder, is added in the grease, until sterilizing after all dissolving, encapsulation is obtained Obtain HERBA ELSHOLTZIAE essential oil.
2. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 1 In, the section that HERBA ELSHOLTZIAE herb is cut is 0.5mm~1mm.
3. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 2 In, aqueous two-phase system includes: to mix well dehydrated alcohol with obtained fine powder, and distilled water is added to make mass fraction 100%, microwave treatment 5 minutes, ammonium sulfate is added, stirs to ammonium sulfate and dissolves, stands to two-phase laminated flow, supernatant layer is just smart Oil.
4. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 2 In, aqueous two-phase system further comprises:
Extract essential oil using polyethylene glycol/ammonium sulfate double-aqueous phase system, optimum process condition: polyethylene glycol 1500 mass fraction is 22%, ammonium sulfate mass fraction is 18%.
5. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 2 In, aqueous two-phase system further comprises: extracting essential oil, optimum process condition using acetone/dipotassium hydrogen phosphate double-aqueous phase system For acetone: water=8:2, dipotassium hydrogen phosphate quality are 1.5g.
6. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 2 In, aqueous two-phase system further comprises: forming double-aqueous phase system using Macrogol 4000 and Gentran 40 000, extracts sample Essential oil in product solution is 12% in Macrogol 4000 mass fraction, and 000 mass fraction of Gentran 40 is 10%, extraction temperature Degree is 7 DEG C, and system pH is extracted under conditions of being 8.5.
7. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 2 In, the purification process of the molecular distillation includes:
First essential oil is fitted into the bottle for material of molecular distillation, after being packed into liquid nitrogen in cold-trap, vacuum pump is opened, first essential oil is carried out Degassing after to be de-gassed, sets required evaporating surface temperature and system pressure, fixed 5 DEG C of cryosurface temperature, and setting distillation is scraped Film revolving speed is 150r/min, and adjusting inlet valve and keeping feed rate is 1mL/min, and then carries out molecular distillation purifying, to gained It distillate and evaporates excess and is collected respectively.
8. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 4 In, the grease method for concentration includes:
Steam is centrifugated 6min through 10000r/min or through 100 μm of filtering with microporous membrane, must be condensed into after 5 DEG C of cooling 6h Grease.
9. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as described in claim 1, which is characterized in that step 4 In, the sterilizing is that vapor sterilizes, and specially sterilize in 110 DEG C of steam streams 20min, it is cooled to room temperature in sterilizing chamber, It encapsulates immediately.
10. the comprehensive method for extracting volatile oil from HERBA ELSHOLTZIAE herb as claimed in claim 7, which is characterized in that adjust into Expecting that valve keeps feed rate is that the adjusting of flow, smart feeding valve tune are carried out by smart feeding valve regulation device in 1mL/min Control device includes flow sensor for acquiring real-time traffic information, and flow sensor is by the flow information real-time Transmission of acquisition The opening size for carrying out inlet valve to inlet valve regulation unit is adjusted;The inlet valve opening size that inlet valve regulates and controls unit is adjusted In, an aperture critical value of setting inlet valve regulation unit;
Judge that a maximum can handle load capacity according to aperture critical value;
Multiple first tasks are combined into one first continuous work task according to platform power administrative skill is collected;
Judge whether a load capacity of the first continuous work task is greater than maximum and can handle load capacity;
When the load capacity of the first continuous work task, which is greater than maximum, to handle load capacity, by one of first continuous work task First task of overload part removes the first continuous work task;
When receiving the first continuous work task, inlet valve regulation unit is switched into an operation mode by a suspend mode, And the first continuous work task of processing;And after the completion of the processing of the first continuous work task, inlet valve regulation unit is set For suspend mode;
The operating frequency that inlet valve regulates and controls unit has a normal operating frequency under general operation;
One first operating frequency is determined according to the load capacity of the first continuous work task and temperature threshold value;And work as inlet valve When regulation unit switches to operation mode, the operating frequency of inlet valve regulation unit is promoted to the first behaviour by normal operating frequency Working frequency, and the first continuous work task is handled by the first operating frequency;
Wherein the working frequency of the first operating frequency is higher than the working frequency of normal operating frequency;
During the inlet valve opening size that inlet valve regulates and controls unit is adjusted further include:
It is electric according to platform is collected after the processing of the first continuous work task is completed and inlet valve regulation unit enters suspend mode First task of multiple second tasks and part of overloading is combined into one second continuous work and appointed by source control technology Business;
When receiving the second continuous work task, inlet valve regulation unit is switched into operation mode by suspend mode;
The operating frequency of inlet valve regulation unit is promoted to one second operating frequency by normal operating frequency, passes through the second operation Frequency processing the second continuous work task;And after the completion of the processing of the second continuous work task, inlet valve regulation unit is set For suspend mode;
Wherein the working frequency of the first operating frequency is higher than the working frequency of normal operating frequency;
Inlet valve regulates and controls unit and using the first operating frequency handles the time point completed and start to connect the first continuous work task Receiving had for one first interval time between the time point of the second continuous work task, and used normal frequency by the first continuous work Make task processing to complete and receive with one second interval time between the second continuous work task, wherein the first interval time Less than the second interval time.
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