CN114907915A - Folium artemisiae argyi essential oil extraction equipment and preparation method thereof - Google Patents
Folium artemisiae argyi essential oil extraction equipment and preparation method thereof Download PDFInfo
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- CN114907915A CN114907915A CN202210700675.1A CN202210700675A CN114907915A CN 114907915 A CN114907915 A CN 114907915A CN 202210700675 A CN202210700675 A CN 202210700675A CN 114907915 A CN114907915 A CN 114907915A
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- artemisiae argyi
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- 238000000605 extraction Methods 0.000 title claims abstract description 93
- 239000000341 volatile oil Substances 0.000 title claims abstract description 58
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 81
- 238000000926 separation method Methods 0.000 claims abstract description 43
- 239000000758 substrate Substances 0.000 claims abstract description 43
- 238000001035 drying Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 238000012216 screening Methods 0.000 claims abstract description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 112
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 56
- 239000001569 carbon dioxide Substances 0.000 claims description 56
- 239000007788 liquid Substances 0.000 claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 230000004907 flux Effects 0.000 claims description 10
- 229910052755 nonmetal Inorganic materials 0.000 claims description 10
- 230000001965 increasing effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 235000019441 ethanol Nutrition 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000003828 vacuum filtration Methods 0.000 claims description 4
- 235000010894 Artemisia argyi Nutrition 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 244000030166 artemisia Species 0.000 claims 1
- 238000007873 sieving Methods 0.000 claims 1
- 239000003814 drug Substances 0.000 description 3
- 241001435059 Artemisia argyi Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003815 supercritical carbon dioxide extraction Methods 0.000 description 2
- 241000208838 Asteraceae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000000954 anitussive effect Effects 0.000 description 1
- 230000001088 anti-asthma Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000001754 anti-pyretic effect Effects 0.000 description 1
- 230000000259 anti-tumor effect Effects 0.000 description 1
- 230000000840 anti-viral effect Effects 0.000 description 1
- 239000000924 antiasthmatic agent Substances 0.000 description 1
- 239000002221 antipyretic Substances 0.000 description 1
- 229940124584 antitussives Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- ZZVUWRFHKOJYTH-UHFFFAOYSA-N diphenhydramine Chemical compound C=1C=CC=CC=1C(OCCN(C)C)C1=CC=CC=C1 ZZVUWRFHKOJYTH-UHFFFAOYSA-N 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003172 expectorant agent Substances 0.000 description 1
- 230000003419 expectorant effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/025—Recovery by solvent extraction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Abstract
The invention relates to the technical field of biology, in particular to a folium artemisiae argyi essential oil extraction device and a preparation method thereof, wherein the folium artemisiae argyi essential oil extraction device comprises a drying and screening device and an extraction device, wherein the drying and screening device comprises a winnowing component: further comprising: the drying component is connected with the air separation component, the folium artemisiae argyi is firstly crushed into particles by a granulator, then the particles of the folium artemisiae argyi are placed on the double-layer heated substrate, and fresh folium artemisiae argyi particles are dried by eddy heating.
Description
Technical Field
The invention relates to the technical field of biology, and particularly relates to a folium artemisiae argyi essential oil extraction device and a preparation method thereof.
Background
Folium artemisiae argyi serving as one of common traditional Chinese medicinal materials belongs to perennial herb plants of the Compositae, namely dried leaves of folium artemisiae argyi. According to the traditional Chinese medicine, folium artemisiae argyi is classified into a cold-dispelling medicinal material, and the Chinese herbal decoction and the glue moxa decoction which are prepared by taking folium artemisiae argyi as a medicine are respectively accepted and recorded by the book Jinkui Yao L ü e and the book Shang Han Lun, which are written by Zhang Zhongjing, are still widely used up to now. Modern pharmacological research finds that: the folium Artemisiae Argyi has antitumor, antiviral, antibacterial, antitussive, antiasthmatic, expectorant, antipyretic, and immunity enhancing effects. The traditional folium artemisiae argyi is generally used for medicine taking in a moxibustion mode, and in the actual operation process, the skin or meridians of a patient can be damaged due to misoperation, even fire disasters can be caused, and potential safety hazards can be caused;
the volatile oil of the folium artemisiae argyi can be obtained by extracting the folium artemisiae argyi, and the extraction method of the volatile oil of the folium artemisiae argyi mainly comprises the following steps: compared with other extraction methods, the supercritical carbon dioxide extraction method has the characteristics of high efficiency and environmental protection, but when the traditional supercritical carbon dioxide extraction method is used for extracting the essential oil of the folium artemisiae argyi, the folium artemisiae argyi needs to be firstly crushed, and after the folium artemisiae argyi is crushed by a crusher, some essential oil can be lost, so that the extraction amount of the essential oil is reduced, and when the essential oil of the folium artemisiae argyi is extracted, the folium artemisiae argyi needs to be ensured to be fresh and dry in advance, so that the extracted essential oil is large in amount, and the interference of liquid water in the folium artemisiae argyi is avoided, so that when the fresh folium artemisiae argyi is extracted, natural air drying and airing are required to be performed in advance, so that the extraction period is too long, and when the fresh folium artemisiae argyi is dried by a machine, the drying is easy to occur, so that the essential oil in the folium artemisiae argyi is lost;
therefore, the invention is necessary to invent the extraction equipment of the artemisia argyi essential oil and the preparation method thereof.
Disclosure of Invention
The invention provides a folium artemisiae argyi essential oil extraction device and a preparation method thereof, wherein folium artemisiae argyi is firstly crushed into particles by a granulator, then the particles of folium artemisiae argyi are placed on a double-layer heated substrate, fresh folium artemisiae argyi particles are dried by vortex heating, and the dried folium artemisiae argyi particles are guided into a sealed extraction kettle for extraction through the winnowing effect of a vortex fan due to the large weight difference between the dried folium artemisiae argyi particles and the folium artemisiae argyi particles before drying, so that the folium artemisiae argyi essential oil is obtained, and the problem of low extraction efficiency of the traditional folium artemisiae argyi essential oil extraction device is solved.
In order to achieve the above purpose, the invention provides the following technical scheme: the equipment comprises a drying and screening device and an extraction device, wherein the drying and screening device comprises a winnowing component: further comprising: the drying component is connected with the air separation component;
the extraction device includes the base, fixed surface installs the water bath bucket on the base, the inside liquid water that is full of water bath bucket, water bath bucket top fixed mounting has sealed extraction cauldron, sealed extraction cauldron bottom is sealed fixed to run through water bath bucket and base, sealed extraction cauldron top is equipped with inlet pipe, carbon dioxide gas admission pipe and gas release pipe respectively inlet pipe, carbon dioxide gas admission pipe and gas release pipe all seal fixedly run through sealed extraction cauldron roof, are located inside sealed extraction cauldron the inlet pipe middle part is equipped with first solenoid valve, is located the sealed extraction cauldron outside the gas release pipe middle part is equipped with the second solenoid valve, sealed extraction cauldron bottom fixed mounting has the liquid carbon dioxide discharge pipe, liquid carbon dioxide discharge pipe middle part is equipped with the third solenoid valve.
Preferably, the bottom of the sealed extraction kettle is provided with a sealed separation kettle, the outer side wall of the sealed separation kettle is fixedly provided with a limiting ring, the upper surface of the limiting ring is fixedly provided with a plurality of groups of connecting columns, and the other ends of the connecting columns are fixedly connected with the base.
Preferably, the bottom end of the liquid carbon dioxide discharge pipe is sealed and fixed to penetrate through the sealed separation kettle, the upper wall of the sealed separation kettle is provided with a pressure relief pipe, the pressure relief pipe is sealed and fixed to penetrate through the sealed separation kettle, the pressure relief pipe is located on the outer side of the sealed separation kettle, the middle of the pressure relief pipe is provided with a pressure relief valve, the bottom of the sealed separation kettle is fixedly provided with an essential oil discharge pipe, and the middle of the essential oil discharge pipe is provided with a fourth electromagnetic valve.
Preferably, dry subassembly includes the base station, the base station middle part is equipped with ventilative board, fixed surface installs eddy current coil on the base station, the equal fixed mounting in base station upper surface three corners department has expanding spring, base station upper portion is equipped with the bilayer base plate that is heated, bilayer heated base plate bottom and three expanding spring top fixed connection of group, bilayer heated base plate upper plate body middle part has seted up the ventilative district of thin net, bilayer heated base plate lower plate body middle part has seted up the ventilative district of coarse net, the ventilative district of thin net aligns the setting with the ventilative district of coarse net, bilayer heated base plate upper surface fixed mounting has non-metallic fence.
Preferably, the selection by winnowing subassembly includes the base, base station bottom and base fixed connection, the base middle part is equipped with turbofan, turbofan's wind-force can be adjusted, turbofan lateral wall fixed mounting has the multiunit to support the rib, the multiunit support the rib other end and base inside wall fixed connection, the selection by winnowing subassembly still includes the lid, lid and nonmetal rail top seal fixed connection, fixed surface installs the triangle swash plate under the lid.
Preferably, a discharge port is formed in one side, close to the bottom of the triangular sloping plate, of the non-metal fence, a conveying hard pipe is fixedly mounted on the side wall of the discharge port, a conveying hose is fixedly mounted at one end, far away from the discharge port, of the conveying hard pipe, and a port at one end, far away from the conveying hard pipe, of the conveying hose is communicated with the feeding pipe.
Preferably, the preparation method of the folium artemisiae argyi essential oil extraction equipment further comprises the following specific operation steps:
s1: taking 20kg of fresh folium artemisiae argyi, smashing the fresh folium artemisiae argyi by a granulator, wherein the diameter of smashed folium artemisiae argyi particles is larger than the grid distance of a fine grid ventilation area, placing the smashed folium artemisiae argyi particles on a double-layer heated substrate, introducing alternating current of 220V and 20-30 Hz to an eddy current coil, and starting a turbofan;
s2: an alternating magnetic field is generated around the eddy current coil, the magnetic flux passing through the double-layer heated substrate is changed all the time under the action of the alternating magnetic field, heat can be generated on the upper surface of the double-layer heated substrate based on the eddy current effect, so that fresh folium artemisiae argyi can be uniformly heated and quickly dried, when fresh folium artemisiae argyi particles are dried, the weight of the folium artemisiae argyi particles is reduced, the dried folium artemisiae argyi particles can be blown up under the action of a turbofan, due to the arrangement of the fine grid ventilating area and the coarse grid ventilating area, the wind power of the turbofan can uniformly blow the folium artemisiae argyi particles on the double-layer heated substrate from the fine grid ventilating area, so that the dried folium artemisiae argyi particles are separated from the wet folium artemisiae argyi particles, the dried folium artemisiae argyi particles enter the material conveying hard tube through the discharge port under the action of the triangular inclined plate, and the total amount of the folium artemisiae argyi particles on the double-layer heated substrate is reduced, therefore, the weight of the upper part of the expansion spring is reduced, the double-layer heated substrate moves upwards under the action of the counter force of the expansion spring, so that the distance between the double-layer heated substrate and the eddy current coil is increased, the magnetic flux passing through the eddy current coil is reduced, the induced current generated in the eddy current coil is reduced, the heat generated on the surface of the eddy current coil is reduced, the temperature for heating the folium artemisiae argyi particles is reduced, and the folium artemisiae argyi particles are prevented from being excessively heated to cause the loss of internal essential oil;
s3: opening a first electromagnetic valve and a second electromagnetic valve, enabling dried folium artemisiae argyi particles to enter a sealed extraction kettle through a conveying hard pipe, a conveying hose and a feeding pipe, heating liquid water in a water bath barrel through a heating device in the water bath barrel at the moment, enabling the folium artemisiae argyi particles entering the sealed extraction kettle to be kept at 35 ℃ all the time, closing the first electromagnetic valve when all the folium artemisiae argyi particles enter the sealed extraction kettle, simultaneously continuously introducing carbon dioxide gas into the sealed extraction kettle through a carbon dioxide gas inlet pipe, discharging air in the sealed extraction kettle through a gas discharging pipe at the moment, and closing the second electromagnetic valve when the carbon dioxide gas is continuously discharged through the gas discharging pipe;
s4: opening a compressor, introducing compressed carbon dioxide liquid into the sealed extraction kettle through a carbon dioxide gas inlet pipe, keeping the internal air pressure of the sealed extraction kettle at 16MPa all the time, and standing for 30 min;
s5: standing for 30min, adjusting a third electromagnetic valve to enable carbon dioxide liquid to stably enter the sealed separation kettle through a liquid carbon dioxide discharge pipe at a speed of 20kg/h, simultaneously maintaining the internal air pressure of the sealed extraction kettle, and closing the third electromagnetic valve after 80 min;
s6: the pressure in the sealed separation kettle is increased by opening the pressure release valve, so that liquid carbon dioxide is vaporized, the vaporized carbon dioxide gas flows out from the pressure release pipe, and after a period of time, the fourth electromagnetic valve is opened, so that the folium artemisiae argyi essential oil in the sealed separation kettle can be discharged, and at the moment, impurities exist in the folium artemisiae argyi essential oil;
s7: adding the folium artemisiae argyi essential oil in the S5 into 2 times of absolute ethyl alcohol, stirring, standing overnight, carrying out vacuum filtration, removing a precipitated waxy component, and recovering ethanol from the filtrate at 30 ℃ under reduced pressure to obtain dewaxed substance and folium artemisiae argyi essential oil.
The invention has the beneficial effects that:
1. an alternating magnetic field is generated around the eddy current coil, the magnetic flux passing through the double-layer heated substrate is changed all the time under the action of the alternating magnetic field, heat can be generated on the upper surface of the double-layer heated substrate based on the eddy current effect, so that fresh folium artemisiae argyi can be uniformly heated and quickly dried, when fresh folium artemisiae argyi particles are dried, the weight of the folium artemisiae argyi particles is reduced, the dried folium artemisiae argyi particles can be blown up under the action of a turbofan, due to the arrangement of the fine grid ventilating area and the coarse grid ventilating area, the wind power of the turbofan can uniformly blow the folium artemisiae argyi particles on the double-layer heated substrate from the fine grid ventilating area, so that the dried folium artemisiae argyi particles are separated from the wet folium artemisiae argyi particles, the dried folium artemisiae argyi particles enter the material conveying hard tube through the discharge port under the action of the triangular inclined plate, and the total amount of the folium artemisiae argyi particles on the double-layer heated substrate is reduced, therefore, the weight of the upper part of the expansion spring is reduced, the double-layer heated substrate moves upwards under the action of the counter force of the expansion spring, so that the distance between the double-layer heated substrate and the eddy current coil is increased, the magnetic flux passing through the eddy current coil is reduced, the induced current generated in the eddy current coil is reduced, the heat generated on the surface of the eddy current coil is reduced, the temperature for heating the folium artemisiae argyi particles is reduced, and the folium artemisiae argyi particles are prevented from being excessively heated to cause the loss of internal essential oil;
2. the method comprises the steps of respectively separating the extracted folium artemisiae argyi essential oil from folium artemisiae argyi particle residues and separating the folium artemisiae argyi essential oil from an extraction liquid by arranging a sealed extraction kettle and a sealed separation kettle, so that the folium artemisiae argyi essential oil can be extracted more quickly.
Drawings
FIG. 1 is a schematic structural diagram of the apparatus provided by the present invention;
FIG. 2 is a schematic view of the connection between the drying and screening device and the extraction device provided by the present invention;
FIG. 3 is a schematic view of the internal structure of the sealed extraction kettle according to the present invention;
FIG. 4 is a schematic structural diagram of a drying and screening device provided by the present invention;
FIG. 5 is a view of the opening position of the discharge hole provided by the present invention;
FIG. 6 is a view showing the internal structure of the non-metallic enclosure according to the present invention;
fig. 7 is a schematic structural view of an air separation assembly provided by the present invention;
fig. 8 is a partial cross-sectional view of an extraction apparatus provided by the present invention.
In the figure: the device comprises a drying and screening device 100, a drying component 110, a base station 111, a ventilating plate 112, a vortex coil 113, a telescopic spring 120, a double-layer heated substrate 130, a fine mesh ventilating area 131, a coarse mesh ventilating area 132, a non-metal fence 140, a discharge port 141, a hard material conveying pipe 142, a material conveying hose 143, an air separation component 150, a base 151, a turbofan 152, a supporting rib 153, a cover 160, a triangular sloping plate 161, an extraction device 200, a base 210, a water bath barrel 211, a sealed extraction kettle 220, a feed pipe 221, a first electromagnetic valve 222, a carbon dioxide gas inlet pipe 223, an air discharge pipe 224, a second electromagnetic valve 225, a liquid carbon dioxide discharge pipe 226, a third electromagnetic valve 227, a sealed separation kettle 230, a limiting ring 231, a connecting column 232, an air discharge pipe 233, a pressure release valve 234, an essential oil discharge pipe 235 and a fourth electromagnetic valve 236.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to fig. 1 to 8, the apparatus for extracting essential oil from artemisia argyi and the method for manufacturing the same according to the present invention includes a drying and screening device 100 and an extracting device 200, wherein the drying and screening device 100 includes a winnowing component 150: further comprising: a drying assembly 110 coupled to the air classification assembly 150;
the extraction device 200 comprises a base 210, a water bath barrel 211 is fixedly arranged on the upper surface of the base 210, a heating device is arranged in the water bath barrel 211, the heating device can enable liquid carbon dioxide and folium artemisiae argyi particles in a sealed extraction kettle 220 to be kept at 35 ℃ all the time, the water bath barrel 211 is filled with liquid water, a sealed extraction kettle 220 is fixedly arranged at the top of the water bath barrel 211, the bottom of the sealed extraction kettle 220 is fixedly sealed and penetrates through the water bath barrel 211 and the base 210, a feed pipe 221, a carbon dioxide gas inlet pipe 223, a gas exhaust pipe 224, a feed pipe 221, a carbon dioxide gas inlet pipe 223 and a gas exhaust pipe 224 are respectively and fixedly sealed and penetrate through the top wall of the sealed extraction kettle 220, a first electromagnetic valve 222 is arranged in the middle of the feed pipe 221 in the sealed extraction kettle 220, a second electromagnetic valve 225 is arranged in the middle of the gas exhaust pipe 224 outside the sealed extraction kettle 220, and a liquid carbon dioxide discharge pipe 226 is fixedly arranged at the bottom of the sealed extraction kettle 220, the carbon dioxide discharge pipe 226 is internally provided with a screen mesh which can ensure that when liquid carbon dioxide carries folium artemisiae argyi essential oil to enter the sealed separation kettle 230, the extracted folium artemisiae argyi residues can be left in the sealed extraction kettle 220, the middle part of the liquid carbon dioxide discharge pipe 226 is provided with a third electromagnetic valve 227, specifically, the first electromagnetic valve 222 and the second electromagnetic valve 225 are opened, the dried folium artemisiae argyi particles enter the sealed extraction kettle 220 through the delivery hard pipe 142, the delivery hose 143 and the feed pipe 221, at the moment, liquid water in the water bath barrel 211 is heated through a heating device in the water bath barrel 211, so that the folium artemisiae argyi particles entering the sealed extraction kettle 220 are always kept at 35 ℃, when all the folium artemisiae argyi particles enter the sealed extraction kettle 220, the first electromagnetic valve 222 is closed, and simultaneously, carbon dioxide gas is continuously introduced into the sealed extraction kettle 220 through the carbon dioxide gas inlet pipe 223, at this time, the air in the sealed extraction kettle 220 is discharged through the gas discharge pipe 224, when the gas discharge pipe 224 continuously discharges carbon dioxide gas, the second electromagnetic valve 225 is closed, the compressor is opened, compressed carbon dioxide liquid is introduced into the sealed extraction kettle 220 through the carbon dioxide gas inlet pipe 223, the internal air pressure of the sealed extraction kettle 220 is always maintained at 16MPa, after standing for 30min, the third electromagnetic valve 227 is adjusted to enable the carbon dioxide liquid to stably enter the sealed separation kettle 230 through the liquid carbon dioxide discharge pipe 226 at the rate of 20kg/h, and meanwhile, the internal air pressure of the sealed extraction kettle 220 is maintained.
Further, the bottom of the sealed extraction kettle 220 is provided with a sealed separation kettle 230, the outer side wall of the sealed separation kettle 230 is fixedly provided with a limit ring 231, the upper surface of the limit ring 231 is fixedly provided with a plurality of groups of connecting columns 232, and the other ends of the plurality of groups of connecting columns 232 are fixedly connected with the base 210.
Further, the bottom end of the liquid carbon dioxide discharge pipe 226 is sealed and fixed to penetrate through the sealed separation kettle 230, the upper wall of the sealed separation kettle 230 is provided with a pressure relief pipe 233, the pressure relief pipe 233 is sealed and fixed to penetrate through the sealed separation kettle 230, the middle of the pressure relief pipe 233 located on the outer side of the sealed separation kettle 230 is provided with a pressure relief valve 234, the bottom of the sealed separation kettle 230 is fixedly provided with an essential oil discharge pipe 235, the middle of the essential oil discharge pipe 235 is provided with a fourth electromagnetic valve 236, specifically, the pressure in the sealed separation kettle 230 is increased by opening the pressure relief valve 234, so that liquid carbon dioxide is vaporized, the vaporized carbon dioxide gas flows out from the pressure relief pipe 233, after a period of time, the fourth electromagnetic valve 236 is opened, the folium artemisiae argyi essential oil in the sealed separation kettle 230 can be discharged, at the moment, impurities exist in the folium artemisiae argyi essential oil, the folium artemisiae argyi essential oil with the impurities is added into 2 times of absolute ethyl alcohol, the absolute ethyl alcohol is stirred and then placed overnight, and vacuum filtration is carried out, removing the wax component, and recovering ethanol from the filtrate at 30 deg.C under reduced pressure to obtain dewaxed substance and folium Artemisiae Argyi essential oil.
Further, the drying component 110 includes a base platform 111, a ventilation plate 112 is disposed in the middle of the base platform 111, an eddy current coil 113 is fixedly disposed on the upper surface of the base platform 111, extension springs 120 are fixedly disposed at three corners of the upper surface of the base platform 111, a double-layer heated substrate 130 is disposed on the upper portion of the base platform 111, the bottom of the double-layer heated substrate 130 is fixedly connected to the top ends of the three sets of extension springs 120, a fine mesh ventilation area 131 is disposed in the middle of the upper plate of the double-layer heated substrate 130, a coarse mesh ventilation area 132 is disposed in the middle of the lower plate of the double-layer heated substrate 130, the fine mesh ventilation area 131 and the coarse mesh ventilation area 132 are aligned, the turbine fan 152 can uniformly blow the folium artemisiae argyi particles on the double-layer heated substrate 130 through the arrangement of the fine mesh ventilation area 131 and the coarse mesh ventilation area 132, a non-metal fence 140 is fixedly disposed on the upper surface of the double-layer heated substrate 130, the non-metal fence 140 provides protection for the folium artemisiae argyi particles, the folium artemisiae argyi can be prevented from falling off the double-layer heated substrate 130, specifically, alternating current of 220V and 20 to 30 Hz is introduced into the eddy current coil 113, the turbofan 152 is started at the same time, an alternating magnetic field is generated around the eddy current coil 113, the magnetic flux passing through the double-layer heated substrate 130 is changed all the time under the action of the alternating magnetic field, heat can be generated on the upper surface of the double-layer heated substrate 130 based on the eddy current effect, so that fresh folium artemisiae argyi can be uniformly heated and quickly dried, the weight of the upper part of the expansion spring 120 is reduced, the double-layer heated substrate 130 moves upwards under the action of the counter force of the expansion spring 120, the distance between the double-layer heated substrate 130 and the eddy current coil 113 is increased, the magnetic flux passing through the eddy current coil 113 is reduced, the induced current generated in the double-layer is reduced, the heat generated on the surface of the double-layer heated substrate is reduced, and the temperature for heating the folium artemisiae argyi particles is reduced, thereby avoiding the loss of the essential oil inside the folium artemisiae argyi particles caused by excessive heating.
Further, the air separation assembly 150 includes a base 151, the bottom of the base 111 is fixedly connected to the base 151, a turbine fan 152 is disposed in the middle of the base 151, wind power of the turbine fan 152 can be adjusted, a gas flow direction of the turbine fan 152 is perpendicular to the rotating shaft, a gas flow direction of a common axial flow fan is parallel to the rotating shaft, the turbine fan 152 can ensure that the gas flow direction is parallel to the folium artemisiae argyi particles, a plurality of sets of supporting ribs 153 are fixedly mounted on a side wall of the turbine fan 152, the other ends of the plurality of sets of supporting ribs 153 are fixedly connected to an inner side wall of the base 151, the air separation assembly 150 further includes a cover 160, the cover 160 is fixedly connected to the top of the nonmetal fence 140 in a sealing manner, a triangular sloping plate 161 is fixedly mounted on the lower surface of the cover 160, specifically, when fresh folium artemisiae argyi particles are dried, weight of the folium artemisiae argyi particles themselves is reduced, the dried folium artemisiae argyi particles are blown up under the action of the turbine fan 152, due to the arrangement of the fine mesh ventilation area 131 and the coarse mesh ventilation area 132, the wind force of the turbofan 152 can uniformly blow the folium artemisiae argyi particles on the double-layer heated substrate 130 from the fine mesh ventilation area 131, so that the dried folium artemisiae argyi particles are separated from the wet folium artemisiae argyi particles, and the dried folium artemisiae argyi particles enter the hard material conveying pipe 142 through the material outlet 141 under the action of the triangular inclined plate 161.
Furthermore, a discharge port 141 is formed in one side of the non-metal fence 140 close to the bottom of the triangular sloping plate 161, a hard delivery pipe 142 is fixedly mounted on the side wall of the discharge port 141, a soft delivery pipe 143 is fixedly mounted at one end of the hard delivery pipe 142 far away from the discharge port 141, and a port of one end of the soft delivery pipe 143 far away from the hard delivery pipe 142 is communicated with the feeding pipe 221.
The using process of the invention is as follows: the technicians in the field take 20kg of fresh folium artemisiae argyi, smash the folium artemisiae argyi by a granulator, the diameter of the smashed folium artemisiae argyi particles is larger than the grid distance of the fine grid ventilation area 131, the smashed folium artemisiae argyi particles are placed on the double-layer heated substrate 130, alternating current of 220V and 20 Hz to 30 Hz is introduced into the eddy current coil 113, the turbofan 152 is started simultaneously, an alternating magnetic field is generated around the eddy current coil 113, the magnetic flux of the double-layer heated substrate 130 is changed all the time under the action of the alternating magnetic field, heat can be generated on the upper surface of the double-layer heated substrate 130 based on the eddy current effect, so that the fresh folium artemisiae argyi can be uniformly heated and quickly dried, when the fresh folium artemisiae argyi particles are dried, the weight of the folium artemisiae argyi particles is reduced, the dried folium artemisiae argyi particles can be blown up under the action of the turbofan 152, because the fine grid ventilation area 131 and the coarse grid ventilation area 132 are arranged, the wind force of the turbofan 152 can uniformly blow the folium artemisiae argyi particles on the double-layer heated substrate 130 from the fine mesh ventilation area 131, so that the dried folium artemisiae argyi particles are separated from wet folium artemisiae argyi particles, the dried folium artemisiae argyi particles enter the material conveying hard pipe 142 through the material outlet 141 under the action of the triangular sloping plate 161, so that the total amount of folium artemisiae argyi particles on the double-layer heated substrate 130 is reduced, the weight of the upper part of the expansion spring 120 is reduced, the double-layer heated substrate 130 moves upwards under the action of the counter force of the expansion spring 120, the distance between the double-layer heated substrate 130 and the eddy current coil 113 is increased, the magnetic flux passing through the eddy current coil 113 is reduced, the induced current generated in the eddy current coil is reduced, the heat generated on the surface of the eddy current coil is reduced, the temperature for heating the folium artemisiae argyi particles is reduced, the loss of essential oil in the folium artemisiae argyi particles is avoided, the first electromagnetic valve 222 and the second electromagnetic valve 225 are opened, dried folium artemisiae argyi particles enter the sealed extraction kettle 220 through the hard delivery pipe 142, the soft delivery pipe 143 and the feed pipe 221, at the moment, liquid water in the water bath barrel 211 is heated through the heating device in the water bath barrel 211, the folium artemisiae argyi particles entering the sealed extraction kettle 220 are always kept at 35 ℃, when all folium artemisiae argyi particles enter the sealed extraction kettle 220, the first electromagnetic valve 222 is closed, carbon dioxide gas is continuously introduced into the sealed extraction kettle 220 through the carbon dioxide gas inlet pipe 223, at the moment, air in the sealed extraction kettle 220 is discharged through the air discharge pipe 224, when the carbon dioxide gas is continuously discharged through the air discharge pipe 224, the second electromagnetic valve 225 is closed, the compressor is opened, compressed carbon dioxide liquid is introduced into the sealed extraction kettle 220 through the carbon dioxide gas inlet pipe 223, and the air pressure in the sealed extraction kettle 220 is always kept at 16MPa, standing for 30min, after 30min, adjusting a third electromagnetic valve 227 to enable carbon dioxide liquid to stably enter a sealed separation kettle 230 through a liquid carbon dioxide discharge pipe 226 at a rate of 20kg/h, simultaneously maintaining the air pressure inside the sealed extraction kettle 220, closing the third electromagnetic valve 227 after 80min, increasing the air pressure inside the sealed separation kettle 230 by opening a pressure release valve 234 so as to vaporize liquid carbon dioxide, enabling the vaporized carbon dioxide gas to flow out from a pressure release pipe 233, after a period of time, opening a fourth electromagnetic valve 236 to discharge folium artemisiae argyi essential oil in the sealed separation kettle 230, wherein impurities exist inside the folium artemisiae argyi essential oil, adding the folium artemisiae argyi essential oil with the impurities into 2 times of absolute ethyl alcohol, stirring, standing overnight, performing vacuum filtration to remove the deposited waxy components, and recovering ethyl alcohol from filtrate at 30 ℃ under reduced pressure to obtain dewaxed substances and folium artemisiae argyi essential oil.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a chinese mugwort leaf extraction of essential oil equipment, includes dry sieving mechanism (100) and extraction element (200), its characterized in that: the dry screening device (100) comprises an air separation component (150): further comprising: a drying component (110) connected with the winnowing component (150);
the extraction device (200) comprises a base (210), a water bath barrel (211) is fixedly mounted on the upper surface of the base (210), liquid water is filled in the water bath barrel (211), a sealed extraction kettle (220) is fixedly mounted at the top of the water bath barrel (211), the bottom of the sealed extraction kettle (220) is fixedly sealed to penetrate through the water bath barrel (211) and the base (210), the top end of the sealed extraction kettle (220) is respectively provided with a feed pipe (221), a carbon dioxide gas inlet pipe (223) and a gas release pipe (224), the feed pipe (221), the carbon dioxide gas inlet pipe (223) and the gas release pipe (224) are fixedly sealed to penetrate through the top wall of the sealed extraction kettle (220), the feed pipe (221) is positioned in the sealed extraction kettle (220), the middle part of the feed pipe (221) is provided with a first electromagnetic valve (222), the gas release pipe (224) is positioned outside the sealed extraction kettle (220), and the middle part of the gas release pipe (224) is provided with a second electromagnetic valve (225), sealed extraction cauldron (220) bottom fixed mounting has liquid carbon dioxide discharge pipe (226), liquid carbon dioxide discharge pipe (226) middle part is equipped with third solenoid valve (227).
2. The folium artemisiae argyi essential oil extraction device according to claim 1, characterized in that: sealed extraction cauldron (220) bottom is equipped with sealed separation cauldron (230), sealed separation cauldron (230) lateral wall fixed mounting has spacing ring (231), fixed surface installs multiunit spliced pole (232) on spacing ring (231), multiunit spliced pole (232) other end and base (210) fixed connection.
3. The folium artemisiae argyi essential oil extraction device according to claim 2, characterized in that: the bottom end of the liquid carbon dioxide discharge pipe (226) is sealed and fixed to penetrate through the sealed separation kettle (230), the upper wall of the sealed separation kettle (230) is provided with a pressure relief pipe (233), the pressure relief pipe (233) is sealed and fixed to penetrate through the sealed separation kettle (230), the pressure relief pipe (233) is located on the outer side of the sealed separation kettle (230), the middle of the pressure relief pipe (233) is provided with a pressure relief valve (234), the bottom of the sealed separation kettle (230) is fixedly provided with an essential oil discharge pipe (235), and the middle of the essential oil discharge pipe (235) is provided with a fourth electromagnetic valve (236).
4. The folium artemisiae argyi essential oil extraction device according to claim 1, characterized in that: drying assembly (110) includes base station (111), base station (111) middle part is equipped with ventilative board (112), fixed surface installs vortex coil (113) on base station (111), equal fixed mounting in base station (111) upper surface three corners department has expanding spring (120), base station (111) upper portion is equipped with double-deck base plate (130) of being heated, double-deck base plate (130) bottom and three expanding spring (120) top fixed connection of being heated, double-deck base plate (130) of being heated is gone up the plate body middle part and has been seted up thin net ventilative district (131), double-deck base plate (130) of being heated is down the plate body middle part and has been seted up thick net ventilative district (132), thin net ventilative district (131) and thick net ventilative district (132) align to set up, double-deck base plate (130) of being heated is gone up fixed surface and is installed non-metal fence (140).
5. The folium artemisiae argyi essential oil extraction device according to claim 4, wherein: winnowing subassembly (150) includes base (151), base station (111) bottom and base (151) fixed connection, base (151) middle part is equipped with turbofan (152), the wind-force of turbofan (152) can be adjusted, turbofan (152) lateral wall fixed mounting has the multiunit to support rib (153), the multiunit support rib (153) other end and base (151) inside wall fixed connection, winnowing subassembly (150) still includes lid (160), lid (160) and nonmetal rail (140) top sealing fixed connection, lid (160) lower fixed surface installs triangle swash plate (161).
6. The folium artemisiae argyi essential oil extraction device according to claim 5, wherein: discharge gate (141) have been seted up to one side that nonmetal rail (140) are close to triangle swash plate (161) bottom, discharge gate (141) lateral wall fixed mounting has defeated material hard tube (142), the one end fixed mounting that discharge gate (141) were kept away from in defeated material hard tube (142) has defeated material hose (143), the one end port and the inlet pipe (221) intercommunication of defeated material hard tube (142) are kept away from in defeated material hose (143).
7. The manufacturing method of the folium artemisiae argyi essential oil extraction device according to claim 1, which is characterized by comprising the following steps: the method also comprises the following specific operation steps:
s1: taking 20kg of fresh folium artemisiae argyi, smashing the folium artemisiae argyi by a granulator, wherein the diameter of smashed folium artemisiae argyi particles is larger than the grid distance of the fine grid ventilation area (131), placing the smashed folium artemisiae argyi particles on a double-layer heated substrate (130), introducing alternating current of 220V and 20-30 Hz to an eddy current coil (113), and starting a turbofan (152);
s2: an alternating magnetic field is generated around the eddy current coil (113), magnetic flux passing through the double-layer heated substrate (130) is changed all the time under the action of the alternating magnetic field, heat can be generated on the upper surface of the double-layer heated substrate (130) based on an eddy current effect, so that fresh folium artemisiae argyi can be uniformly heated and quickly dried, when the fresh folium artemisiae argyi particles are dried, the weight of the folium artemisiae argyi particles is reduced, the dried folium artemisiae argyi particles can be blown up under the action of the turbofan (152), due to the arrangement of the fine grid ventilating area (131) and the coarse grid ventilating area (132), wind power of the turbofan (152) can be uniformly blown to the folium artemisiae argyi particles on the double-layer heated substrate (130) from the fine grid ventilating area (131), so that the dried folium artemisiae argyi particles are separated from wet folium artemisiae argyi particles, and the dried folium artemisiae argyi particles enter the conveying hard pipe (142) through the discharge port (141) under the action of the triangular inclined plate (161), therefore, the total amount of folium artemisiae argyi particles on the double-layer heated substrate (130) is reduced, the weight of the upper part of the expansion spring (120) is reduced, the double-layer heated substrate (130) moves upwards under the action of the counter force of the expansion spring (120), the distance between the double-layer heated substrate (130) and the eddy current coil (113) is increased, the magnetic flux passing through the eddy current coil (113) is reduced, the induced current generated in the eddy current coil is reduced, the heat generated on the surface of the eddy current coil is reduced, the temperature for heating the folium artemisiae argyi particles is reduced, and the loss of internal essential oil caused by excessive heating of the folium artemisiae argyi particles is avoided;
s3: opening a first electromagnetic valve (222) and a second electromagnetic valve (225), enabling dried folium artemisiae argyi particles to enter a sealed extraction kettle (220) through a conveying hard pipe (142), a conveying hose (143) and a feeding pipe (221), heating liquid water in a water bath barrel (211) through a heating device in the water bath barrel (211) at the moment, enabling folium artemisiae argyi particles entering the sealed extraction kettle (220) to be kept 35 ℃ all the time, closing the first electromagnetic valve (222) when all folium artemisiae argyi particles enter the sealed extraction kettle (220), simultaneously continuously introducing carbon dioxide gas into the sealed extraction kettle (220) through a carbon dioxide gas inlet pipe (223), discharging air in the sealed extraction kettle (220) through a gas discharge pipe (224), and closing the second electromagnetic valve (225) when the carbon dioxide gas is continuously discharged through the gas discharge pipe (224);
s4: opening a compressor, introducing compressed carbon dioxide liquid into the sealed extraction kettle (220) through a carbon dioxide gas inlet pipe (223), keeping the internal air pressure of the sealed extraction kettle (220) at 16MPa all the time, and standing for 30 min;
s5: standing for 30min, adjusting a third electromagnetic valve (227) to enable carbon dioxide liquid to stably enter a sealed separation kettle (230) through a liquid carbon dioxide discharge pipe (226) at a speed of 20kg/h, simultaneously maintaining the internal air pressure of the sealed extraction kettle (220), and closing the third electromagnetic valve (227) after 80 min;
s6: the pressure in the sealed separation kettle (230) is increased by opening the pressure release valve (234), so that liquid carbon dioxide is vaporized, the vaporized carbon dioxide gas flows out from the pressure release pipe (233), and after a period of time, the fourth electromagnetic valve (236) is opened, so that the folium artemisiae argyi essential oil in the sealed separation kettle (230) can be discharged, and at the moment, impurities exist in the folium artemisiae argyi essential oil;
s7: adding the folium artemisiae argyi essential oil in the S5 into 2 times of absolute ethyl alcohol, stirring, standing overnight, carrying out vacuum filtration, removing a precipitated waxy component, and recovering ethanol from the filtrate at 30 ℃ under reduced pressure to obtain dewaxed substance and folium artemisiae argyi essential oil.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117358591A (en) * | 2023-12-06 | 2024-01-09 | 潍坊新方精细微粉有限公司 | Vibrating screen |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4002161A1 (en) * | 1990-01-25 | 1991-08-01 | Walter Rau Neusser Oel Und Fet | Extracting oils and fats - from exhausted adsorbent with supercritical carbon di:oxide |
| KR100781694B1 (en) * | 2006-11-28 | 2007-12-03 | 노한래 | The apparatus for extracting oriental medicine where the electromagnetic induction heating uses heating structures |
| CN205321098U (en) * | 2015-12-31 | 2016-06-22 | 涂其弓 | System is got rid of to tealeaves caffeine |
| CN112557993A (en) * | 2020-11-13 | 2021-03-26 | 广东电网有限责任公司广州供电局 | Vegetable oil transformer thermal fault simulation system based on eddy current heating |
-
2022
- 2022-06-20 CN CN202210700675.1A patent/CN114907915B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4002161A1 (en) * | 1990-01-25 | 1991-08-01 | Walter Rau Neusser Oel Und Fet | Extracting oils and fats - from exhausted adsorbent with supercritical carbon di:oxide |
| KR100781694B1 (en) * | 2006-11-28 | 2007-12-03 | 노한래 | The apparatus for extracting oriental medicine where the electromagnetic induction heating uses heating structures |
| CN205321098U (en) * | 2015-12-31 | 2016-06-22 | 涂其弓 | System is got rid of to tealeaves caffeine |
| CN112557993A (en) * | 2020-11-13 | 2021-03-26 | 广东电网有限责任公司广州供电局 | Vegetable oil transformer thermal fault simulation system based on eddy current heating |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117358591A (en) * | 2023-12-06 | 2024-01-09 | 潍坊新方精细微粉有限公司 | Vibrating screen |
| CN117358591B (en) * | 2023-12-06 | 2024-02-13 | 潍坊新方精细微粉有限公司 | Vibrating screen |
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| CN114907915B (en) | 2023-09-19 |
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Denomination of invention: A device for extracting essential oil from Artemisia argyi leaves and its preparation method Effective date of registration: 20231226 Granted publication date: 20230919 Pledgee: Jiangxi Jishui Rural Commercial Bank Co.,Ltd. Pledgor: JISHUI JINHAI NATURAL ESSENTIAL OIL TECHNOLOGY CO.,LTD. Registration number: Y2023980074497 |
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