97 results about "Drug extraction" patented technology

The invention discloses a medicinal and edible medicine extract, a medicinal composition and a preparation method thereof, and belongs to the technical field of medicinal and edible traditional Chinese medicines. The medicine extract comprises the following raw materials: hovenia dulcis thunb, lalang grass rhizome, lophatherum gracile, corn stigma, emblic leafflower fruit, medlar and pericarpium citri reticulatae. In addition, the invention also provides a preparation method of the medicine extract, which comprises the following steps: mixing the raw materials in proportion, adding 5-6 times of water, decocting twice, filtering and combining filtrate, and concentrating under reduced pressure until the relative density is 1.1-1.2 to obtain the medicine extract. In addition, the invention further provides a pharmaceutical composition which comprises the pharmaceutical extract, fructo-oligosaccharide liquid, corn oligopeptide powder, a freeze-dried complex microbial inoculant, oyster peptide powder and DL-malic acid. The medicinal extract provided by the invention has the advantages that the liver protection effect is also improved while the alcoholism relieving effect is improved.

The utility model discloses a multi-station perfluorohexanone quantitative filling system which comprises a filling operation table, a filling station area, a nitrogen drying device and a medicament extraction assembly. The utility model further discloses a multi-station perfluorohexanone quantitative filling method. The multi-station perfluorohexanone quantitative filling method comprises the following steps that S1, an inspection stage before filling is conducted; s2, a nitrogen replacement stage; s3, a medicament filling stage; s4, a nitrogen filling stage; and S5, a filling completion stage. According to the device, the filling process can be automatically completed through PLC control; a connector of the filling steel cylinder is a quick-release connector, and after filling is completed, the filling steel cylinder can be quickly replaced for next filling; according to the device, the water content in the perfluorohexanone filling process is controlled in two aspects, the overall function is complete, and the practicability is high.

The invention provides a method for extracting acacetin-7-O-glucuronide from dracocephalum moldavica, and relates to the technical field of medicine extraction. The method comprises the following steps: heating and extracting dracocephalum moldavica or dracocephalum moldavica products by adopting an alkaline solution, and precipitating the obtained extracting solution under the condition that the pH value is 1-3 to obtain a precipitate extract; mixing n-hexane, ethyl acetate, ethanol and water, and layering to obtain an upper phase solution and a lower phase solution; and dissolving the precipitate extract with a lower-phase solution, carrying out high-speed counter-current chromatography separation on the obtained sample solution, and collecting an acacetin-7-O-glucuronide fraction according to a chromatogram. According to the method, alkali extraction, acid precipitation and high-speed counter-current chromatography are combined, process conditions are optimized, the high-purity monomer of acacetin-7-O-glucuronide in dracocephalum moldavica is rapidly prepared, and the process is simple.

The invention discloses a medicine extraction system and method based on a molecular biological technology and chromatographic equipment, and belongs to the technical field of pharmaceutical separation and purification. The medicine extraction system based on the molecular biological technology comprises a medicine extraction module, the medicine extraction module comprises a chromatographic column, a constant flow pump, a sample injector and a collector, the output end of the constant flow pump is connected with an inlet of the chromatographic column, the sample injector is connected with the chromatographic column through a valve, and the collector receives eluent output by the chromatographic column; the operation module is used for acquiring physical and chemical data of the target product, determining first operation data of the chromatographic equipment according to the physical and chemical data, and generating a first matching vector according to the physical and chemical data and the first operation data; predicting a prediction extraction result of the target product according to the first matching vector and a preset clustering recognition space; and the control module is used for controlling the constant flow pump according to the first operation data and the prediction extraction result, and the production efficiency is improved by reducing the test verification work.

The invention discloses a pretreatment method and application of a mirabegron resin compound, and relates to the pretreatment method of the mirabegron resin compound, which comprises the following steps: extracting the mirabegron resin compound by an extraction solvent to obtain a sample to be detected for detection; wherein the extraction solvent comprises an aprotic solvent, an ionized solvent and a counter-ion solvent. According to the method, a multi-factor synergistic strategy is adopted, the extraction time of mirabegron in the mirabegron resin compound is remarkably shortened, the medicine extraction efficiency is remarkably improved, the extraction method is high in recovery rate, meanwhile, comprehensive optimization of quality is ensured, a foundation is laid for accurate determination of the medicine content, the consistency of the medicine effect is ensured, and the method is suitable for large-scale popularization and application. The requirements of links such as drug research and development, production and quality control are met.

The invention provides a preparation method of a dogwood extract and application of the dogwood extract in bone strengthening products, and belongs to the technical field of medicine extraction. The method comprises the following steps: (1) crushing a dogwood raw material, and immediately spraying an acid solution; (2) sequentially extracting the pretreated material by adopting an ethanol water solution containing citric acid and L-ascorbic acid as a first-phase extraction solvent and a phosphate buffer solution containing a compound enzyme preparation as a second-phase extraction solvent; (3) combining the extracting solutions, sequentially separating through an ultrafiltration membrane and at least two stages of nanofiltration membranes to obtain active fractions with different molecular weight intervals, and recombining the active fractions according to a preset proportion to obtain a refined solution; and (4) drying the refined liquid to obtain the dogwood extract. The preparation method provided by the invention has the advantages of high extraction rate of target active ingredients (especially aglycone), synergistic retention of multiple active ingredients, strong process controllability, suitability for large-scale production and the like.

The present invention belongs to the field of probe technology, and provides a trifunctional probe based on a photocrosslinking group, a preparation method thereof, and an application thereof. The method comprises the following steps: under a protective atmosphere, compound 1, compound 2, 1-hydroxybenzotriazole, dimethylformamide, carbodiimide, and N,N-diisopropylethylamine are mixed, and a condensation reaction is performed to obtain a trifunctional probe based on a photocrosslinking group. The probe provided by the present invention can be bonded with baicalein, TFAE, and scutellaria baicalensis medicated serum to form a corresponding probe, and compete with its original compound. Under excitation of different ultraviolet wavelengths, the probe can be cross-linked with small molecules and target proteins in traditional Chinese medicine, and accurately reflect the level of target protein labeling of the reactive group in the proteome through a "reporter group", and can also selectively enrich the labeled target protein, and achieve the identification of single compounds, compound combinations, and natural drug extract targets through subsequent experiments.

The invention discloses a traditional Chinese medicine preparation with a liver protection effect and a preparation method and application thereof, and belongs to the technical field of application of medicine extracts. The traditional Chinese medicine preparation is prepared from a gallnut extract, an auxiliary material and an ethanol solution, the mass ratio of the gallnut extract to the auxiliary material is 1: (1-2), and the ratio of the total mass of the gallnut extract and the auxiliary material to the mass volume of the ethanol solution is 100g: (2-5) mL. The traditional Chinese medicine preparation disclosed by the invention has the advantages that the antioxidant capacity of mice is improved, the anti-inflammatory capacity of mice is enhanced, the liver injury of the mice caused by toxicants such as acetaminophen and carbon tetrachloride is relieved, and the intestinal flora structure and liver metabolism condition of the mice are improved; when the compound is used for preparing the liver protection preparation, an antioxidant signal channel of a body can be activated, and oxidation and fibrosis damage of the liver can be relieved, so that the liver function of the body is improved.

This application discloses a sustained-release formula and medicated pillow for the prevention and treatment of allergic rhinitis, including a pillow base with two symmetrically arranged sustained-release mechanisms and a drive mechanism in the bottom mounting compartment. The sustained-release mechanism consists of multiple sustained-release components, each containing a sustained-release tube and a drug storage tube, connected by a U-shaped connecting pipe and a one-way valve; the drug storage tube is inserted into a pierced tube with a filter screen, which balances air pressure and prevents contamination. The drive mechanism drives a sliding valve to reciprocate via a worm gear system, achieving quantitative drug extraction and precise sustained-release; the atomization design of the sustained-release port improves drug absorption efficiency, and the guide holes in the mounting compartment and the ventilation grooves on the pillow surface form a uniform diffusion channel. This solution solves the problems of cumbersome drug replacement, uncontrollable volatilization, and easy deterioration associated with traditional medicated pillows, offering advantages such as precise controlled release, convenient maintenance, and multiple safety protections. It allows for individualized drug administration based on drug characteristics and patient rhythms, significantly improving the effectiveness of sleep aid therapy and the user experience.

The invention relates to the technical field of medical drugs, and particularly discloses a honeysuckle flower and mango capsule and a preparation method thereof. The honeysuckle flower and mango capsule comprises a medicine-containing core material and a plant capsule shell, the medicine-containing core material comprises the following raw materials: a medicine extraction composition, a filling agent and an adhesive. The medicine extraction composition is prepared by adopting a specific extraction method, effective components in all plants can be rapidly extracted through reflux extraction and decoction extraction, damage to the effective components is reduced, and the extraction efficiency is high; and effective components in the raw materials are extracted more thoroughly through a percolation method, so that the purity and quality of the extract are improved. The medicine-containing core material further comprises a filling agent and an adhesive besides the medicine extraction composition, the stability of effective components in the medicine extraction composition can be improved, continuous and stable release of the medicine effective components is guaranteed, and the treatment effect of the honeysuckle flower and mango capsule is improved. The plant capsule shell is selected as a hard capsule and is not easily polluted by microorganisms, so that the stability of the medicine is improved, and the medicine is convenient for patients to take.

The invention relates to the technical field of traditional Chinese medicine extraction equipment, and discloses a medicinal material extraction workshop clean automatic feeding device which comprises a rotary medicinal material conveying mechanism. According to the clean automatic feeding device for the medicinal material extraction workshop, a screw raw material conveying principle is utilized, medicinal materials can be ground into fine particles firstly in the feeding process, then the fine particles are quantitatively discharged downwards, and therefore the effective extraction degree of the medicinal materials in the medicinal material extraction process is improved; the device has the functions of instantly opening medicinal material feeding and closing medicinal materials, so that the capability of controlling the feeding amount of the medicinal materials is improved.

The invention discloses a preparation method and application of a mulberry leaf extract, and belongs to the technical field of natural medicine extraction. The preparation method comprises the following steps: S1, crushing mulberry leaves, adding water, extracting, filtering, collecting filtrate, cooling and centrifuging the filtrate, and retaining clear liquid; s2, enabling the clear liquid to pass through macroporous adsorption resin, and collecting effluent; s3, carrying out microfiltration and concentration on the effluent, and collecting a concentrated solution; and S4, adding ethanol into the concentrated solution, standing for crystallization, and drying the crystal under reduced pressure to obtain the mulberry leaf extract. The yield of the extract prepared through the preparation method is high, the content of mulberry leaf polysaccharide in the prepared extract is high, and the mulberry leaf extract can be applied to feed for improving the body length of crucian carps, feed for improving liver health of crucian carps and feed for improving intestinal health of crucian carps.

The invention discloses an L-carnitine-based ionic liquid aqueous two-phase system as well as a preparation method and application thereof, and belongs to the technical field of aqueous two-phase system separation. The prepared L-carnitine-based ionic liquid aqueous two-phase system is a novel ionic liquid aqueous two-phase system which is more efficient when active substances are extracted (extraction and separation can be achieved by stirring for 30 min and centrifuging for 5-8 min at the speed of 6000-8000 rpm), the extraction rate of vanillin, eugenol, p-hydroxybenzaldehyde, syringaldehyde and vanillic acid reaches 85.37% or above, and the L-carnitine-based ionic liquid aqueous two-phase system is a novel ionic liquid aqueous two-phase system. The method can be applied to the fields of organic compound extraction, medicine extraction, environmental protection and the like, and has a great development prospect.

The medicine extraction equipment comprises a control box and a smashing box installed on the control box, the smashing box comprises a feeding port in the top and a discharging port in one side, the discharging port extends into an extraction box through a connecting pipe, a main discharging pipe is arranged at the bottom of the extraction box, and the main discharging pipe is connected with the control box. An inverted U-shaped siphon is arranged on one side of the extraction box, one end of the siphon extends towards the inner bottom of the extraction box, the other end of the siphon penetrates through the extraction box and extends vertically and downwards, a heating tank is further arranged on the side, away from the control box, of the extraction box, and the top of the heating tank is communicated with a steam conveying pipe; the steam conveying pipe is connected with one end of the condenser, and the other end of the condenser extends into the extraction box through a pipeline; the medicine extraction equipment and the extraction process are stable in structure, easy and convenient to operate, capable of avoiding manual intervention and impurity pollution in the extraction process, capable of improving medicine active ingredients and suitable for application and popularization.

The invention discloses a herbal medicine extraction and concentration device, and relates to the technical field of herbal medicine extraction and concentration, the herbal medicine extraction and concentration device comprises a tank body and a feeding pipe, the feeding pipe is fixedly communicated with the top of the tank body, the top end of the tank body is provided with a tank cover, the tank cover is rotatably connected with a turntable, the top surface of the turntable is fixedly connected with a belt wheel, and the top surface of the tank cover is fixedly connected with a servo motor I; a belt is in transmission connection between an output shaft of the first servo motor and the belt wheel, a top supporting plate is fixedly connected to the top face of the tank cover, and a second servo motor is fixedly connected to the side, close to the belt wheel, of the top supporting plate. Impurities in an extracting solution are filtered and separated in real time through a filter disc, the impurities are prevented from entering a concentration link, extraction and concentration are carried out at the first time after filtering and next to an extraction and concentration step, crystals or precipitates are prevented from being generated again in a solution waiting period, and the impurities are prevented from changing physical properties of the solution; insoluble impurities are prevented from being attached to the heating surface to form a heat insulation layer.

The invention discloses a phoebe zhennan water-soluble extract as well as an extraction method and application thereof, and belongs to the technical field of medicine extraction. The method comprises the following steps: S1, crushing a phoebe zhennan raw material, adding 6 times of water, extracting twice, 1 hour each time, and combining filtrates; s2, concentrating the filtrate obtained in the step S1 under reduced pressure until the volume is 1: 1, standing at low temperature, and taking supernate; and S3, centrifuging the supernate obtained in S2, discarding the precipitate, concentrating under reduced pressure, and drying at low temperature to obtain the phoebe zhennan water-soluble extract. The invention discloses a phoebe zhennan water-soluble extract and an extraction method and application thereof. The phoebe zhennan water-soluble extract has efficient broad-spectrum antiviral activity and can effectively inhibit respiratory virus activity.

The invention relates to a monomolecular micelle aqueous solution as well as a preparation method and application thereof, and belongs to the technical field of biomedicine. The monomolecular micelle aqueous solution is formed by assembling an amphiphilic polyether ester multi-block copolymer in an aqueous phase. The preparation method comprises the following steps: dissolving an amphipathic multi-block copolymer in a good solvent, slowly adding deionized water into the amphipathic multi-block copolymer, or slowly dropwise adding the amphipathic multi-block copolymer into a large amount of deionized water, self-assembling to form a monomolecular micelle, and removing the good solvent in water through dialysis to obtain a monomolecular micelle aqueous solution. And the amphiphilic polyether ester multi-block copolymer has good biocompatibility and degradability. The prepared monomolecular micelle has excellent stability and cannot be dissociated along with the dilution of the polymer concentration, and the problem that the current common micelle is dissociated along with the dilution of the polymer concentration is solved. The prepared monomolecular micelle has a good solubilizing effect on water-insoluble drugs, and can be used in the fields of drug extraction, drug delivery, controllable release and the like.

The application discloses a kind of based on HPLC Jian'erle granule multi-component fingerprint construction and active evaluation method, belong to the technical field of drug analysis.The application is based on ultra-high performance liquid chromatography technology, by optimizing drug extraction and chromatographic detection method, provide the fingerprint construction method of analysis Jian'erle granule drug quality;The method comprises the steps of ultrasonic dissolution Jian'erle granule, with 0.1% phosphoric acid and acetonitrile as mobile phase for liquid chromatography detection.According to the construction method provided by the application, a fingerprint consisting of 12 characteristic peaks is obtained, of which 10 characteristic peaks are identified to compounds.The results of the methodological experiment show that the construction method provided by the application has a similarity of >0.999 between 10 batches of Jian'erle granules, and has outstanding specificity, precision, repeatability and stability.The application provides a new strategy for efficient quality detection and quality control of Jian'erle granules, and has a broad application prospect.

The extraction device comprises a grinding groove, a top cover is arranged above the grinding groove, the top cover is fixed through a buckle assembly, a feeding port is formed in the surface of the top cover, a grinding assembly is arranged on the inner side of the grinding groove, and an extraction box is arranged below the grinding assembly. When a user uses the device, through the arrangement of a corresponding structure, the whole device can complete extraction work, the device is smaller and more exquisite and convenient to carry, the top cover and the extraction box can be taken down, the inner side can be conveniently cleaned, meanwhile, the extraction box can contain extraction liquid through a liquid inlet, and the extraction efficiency is improved. And the whole extraction process is cleaner.

The invention provides an extraction method of an asiaticoside compound, and relates to the technical field of medicine extraction. The method comprises the following steps: mixing a crude centella asiatica product with a first solvent (ethanol or methanol) for extraction, concentrating an extracting solution to be dry, dissolving an obtained first concentrate with a second solvent (n-amyl alcohol or isoamyl alcohol saturated aqueous solution), mixing with a third solvent (water saturated n-amyl alcohol or isoamyl alcohol) for extraction, collecting an organic layer, and concentrating to be dry, so as to obtain the centella asiatica extract. And dissolving the obtained second concentrate with a fourth solvent (methanol or ethanol), mixing the dissolved second concentrate with a fifth solvent (dichloromethane or acetonitrile), and carrying out precipitation to obtain a precipitate which is an asiaticoside compound product. Compared with a column chromatography method, the method for extracting the asiaticoside compound by adopting a solvent method has the advantages of simplicity in operation, large sample treatment capacity, easiness in solvent recovery and application and the like, is suitable for industrial production, and can be used for extracting the asiaticoside compound with high content (not less than 70wt%) from a crude product of centella asiatica.

The present invention discloses a method for extracting the effective components of antlers by combining deep eutectic multiple extractions, belonging to the technical field of drug extraction. This method sequentially performs antler pretreatment, deep eutectic solvent preparation, deep eutectic extraction, alcohol extraction, water extraction and enzymatic hydrolysis to extract the effective components of antlers. The present invention utilizes choline chloride and glycerol in a molar ratio of 1:3 to prepare a deep eutectic solvent, optimizes the comprehensive extraction process, and obtains a protein content of 0.230~0.310 mg / kg, an amino acid content of 325~350.23 mg / kg, a polysaccharide yield of 9.0~11.61%, and a total extract yield of 20.99%. The present invention is non-toxic and pollution-free, has high extraction efficiency, simple extraction operation, and is more environmentally friendly for component extraction; at the same time, the extraction process and detection technology are optimized to shorten the detection time and make the detection results more accurate.

The utility model discloses a medicine fumigation treatment instrument, which relates to the technical field of medical instruments and comprises a medicine storage barrel, and an atomizer is arranged at the top of the medicine storage barrel. An atomization conveying pipe is arranged at the top of the atomization machine; a fumigation barrel is arranged on the other side of the atomization conveying pipe; a sealing cover part is arranged at the top of the fumigation barrel, a protection box is arranged on the side, close to the atomization conveying pipe, in the fumigation barrel, and a steaming chair is arranged on the other side in the fumigation barrel; a neck protection sealing part is arranged in the sealing cover part; a medicine extraction part is arranged on the other side of the steaming chair; a cooling box is arranged at the bottom of the medicine extraction part; and a liquid medicine collecting barrel is arranged in the cooling box. By means of the structure, the medicine fumigation device can prevent medicine steam from overflowing and polluting the surrounding environment in the medicine fumigation process, the medicine steam can be rapidly pumped out, cooled, liquefied and collected, and the cleaning work difficulty is lowered.

The subject matter of the invention is an oral composition comprising a Gymnema sylvestre liquid extract characterised in that the Drug Extract Ratio (DER, the ratio of the amount of plant material to the amount of the obtained extract) is from 1:3 to 1:5, wherein the composition is in the form of an aerosol and is sprayed with an atomizer. The invention also relates to the use of the composition according to the invention for the topical blocking of taste receptors.

To efficiently inspect each medicine of a plurality of medicine packages.SOLUTION: A medicine inspection system includes an image acquisition unit configured to acquire a medicine package image obtained by photographing each of a plurality of medicine packages in which a medicine is packaged based on a prescription, an inspection unit configured to inspect whether or not the medicine of each of the plurality of medicine packages conforms to the prescription based on the medicine package image of each of the plurality of medicine packages, an output unit configured to output an inspection result of the inspection unit, and a medicine extraction display unit configured to extract and display a medicine package image containing a designated medicine from the medicine package images of the plurality of medicine packages.SELECTED DRAWING: Figure 1

The present invention relates to the technical field of drug extraction, and particularly to a method for extracting ginseng essential oil by combining eutectic solvent-supercritical technology with column chromatography. The method comprises the following steps: (1) pulverize ginseng root whiskers and add them to a supercritical extraction kettle, and carry out supercritical extraction under the combined action of liquid CO2 and an entrainer, so as to obtain an extract; the entrainer includes absolute ethanol and a eutectic solvent; (2) concentrate the extract until there is no ethanol, dilute it with water, adsorb it on macroporous resin for column chromatography, and successively carry out water washing, elution with 2%-5% ethanol, and elution with 10%-20% ethanol, collect the 10%-20% ethanol eluate, and obtain the product after drying. The present invention has the advantages of high yield, high content of panaxynol, short extraction period, and no environmental pollution.

The utility model provides an alcohol recovery device for medicine extraction, which comprises an extraction tank, an evaporation tank and a cooling tank which are sequentially arranged from left to right, the top of the extraction tank is connected with the top of the evaporation tank through an air inlet pipe, the bottom of the evaporation tank is connected with the side wall of the extraction tank through a connecting pipe, and the top of the evaporation tank is connected with the top of the cooling tank through an exhaust pipe. A defoaming device is arranged on the exhaust pipe, a cavity is formed in the cooling tank, a spiral guide plate is arranged in the cavity, one side of the upper part of the cooling tank is communicated with a water outlet, one side of the lower part of the cooling tank is communicated with a water inlet, and a first thermometer capable of monitoring the temperature in the cooling tank is arranged on one side of the outer wall of the cooling tank. The bottom of the cooling tank is connected with a collecting tank, and the bottom of the collecting tank is communicated with a liquid outlet; the device can improve the cooling speed of alcohol steam and improve the alcohol recovery efficiency.

The invention relates to the technical field of medicine extraction equipment.The embodiment of the invention provides extraction equipment and process for medicine and food homology combined medicine for treating endogenous insomnia, the extraction equipment for the medicine and food homology combined medicine for treating the endogenous insomnia comprises a supporting frame, and an extraction box is fixedly arranged on the supporting frame; a liquid inlet pipe and a liquid outlet pipe are arranged on the side wall of the extraction box in a communicating mode, a liquid inlet control valve and a liquid outlet control valve are installed in the liquid inlet pipe and the liquid outlet pipe, the crushing box is fixedly arranged on the extraction box, a feeding bin is arranged on the top side wall of the crushing box in a communicating mode, and a discharging bin is arranged on the top side wall of the crushing box. A feeding control valve is arranged in the feeding bin, the screening barrel is fixedly arranged on the inner top wall of the crushing box, the screening barrel is communicated with the feeding bin, the discharging opening is formed in the inner bottom wall of the crushing box, and by means of the technical scheme, the technical problem that in the prior art, the extraction efficiency is affected due to the fact that medicine raw materials are inconsistent in size is solved.

The utility model belongs to the technical field of medicine extraction equipment, and particularly relates to a medicine extraction device for microbiological detection of traditional Chinese medicine decoction pieces, which comprises a sampling tube body I and a sampling tube body II, the sampling tube body I and the sampling tube body II are buckled to form a containing cavity for containing microorganisms, and a piston block is connected to the inner wall of the containing cavity through a piston. A sampling pipe is inserted into the lower ends of the sampling pipe body I and the sampling pipe body II in a penetrating manner, a pull rod is fixedly connected to the center of the surface of the upper end of a piston block, and an anti-separation mechanism is connected between the sampling pipe body I and the sampling pipe body II. A dismounting assembly is connected among the sampling pipe body I, the sampling pipe body II and the sampling pipe; according to the utility model, by designing the dismounting assembly, the operation convenience and the dismounting efficiency are obviously improved; according to the dismounting and mounting assembly, the sampling pipe and the sampling pipe body are quickly mounted and dismounted through adsorption connection of a magnetic attraction block and an iron ring piece, additional tools or complex operation steps are not needed, and the operation time is greatly saved.

The utility model discloses a medicine extraction device with a built-in shunting structure, and relates to the technical field of medicine extraction devices. The steam distillation device comprises a steam distillation structure which comprises a cylinder body, a movable cylinder embedded with the cylinder body, a heating assembly positioned in the cylinder body, hydraulic rods I fixedly arranged at two ends of the cylinder body, and a supporting net positioned in the upper end of the cylinder body; and; the flow dividing structure comprises a conveying pipe located on one side of the barrel, a collecting barrel connected to the outer wall of the conveying pipe in a sleeving mode, a barrel-shaped filter screen installed on the inner wall of the conveying pipe in an embedded mode and located in the collecting barrel, a liquid discharging pipe installed in the lower end of the collecting barrel in a penetrating mode, and a hose installed in the conveying pipe in a penetrating mode. According to the utility model, by arranging the shunting structure, the problem that subsequent secondary separation is required and is relatively complicated due to the fact that part of chippings and particles flow along with distilled steam during component extraction under a steam distillation device is solved.

The utility model relates to the field of medicine extraction, in particular to salvia miltiorrhiza extract extraction equipment, and aims to solve the technical problems that when an ethanol reflux method is applied, extraction can be accelerated under the assistance of vibration, but extraction sealing is difficult to guarantee during vibration. The lower end of the sealing hopper is connected with a second elastic rubber mat, the first elastic rubber mat and the second elastic rubber mat are connected with a top cover, the top cover can be locked to the upper portion of the extraction chamber, and one-way valves are arranged in the air outlet pipeline and the backflow pipeline. The air outlet pipeline and the backflow pipeline are respectively communicated with an air inlet pipe and a backflow pipe of the condensation system through corrugated hoses, the extraction kettle is connected with the vibration mechanism, the top cover provides support for the sealing hopper through two elastic rubber pads, vibration is not influenced by support, and the air outlet pipeline and the backflow pipeline are connected with the condensation system through corrugated hoses. Sealing is guaranteed, and meanwhile vibration cannot be transmitted to a condensation system.