CN109985417B - Herbal low-temperature extraction process and pet toothpaste prepared by same - Google Patents
Herbal low-temperature extraction process and pet toothpaste prepared by same Download PDFInfo
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- CN109985417B CN109985417B CN201910318431.5A CN201910318431A CN109985417B CN 109985417 B CN109985417 B CN 109985417B CN 201910318431 A CN201910318431 A CN 201910318431A CN 109985417 B CN109985417 B CN 109985417B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
- A61K8/922—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof of vegetable origin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
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- 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
- C11B9/022—Refining
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- 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
Abstract
The invention provides a low-temperature extraction process of herbaceous plants, which comprises the following steps: 1) a pretreatment procedure: removing kernels of Chinese olive, cutting into multiple sections, then placing the Chinese olive, wrinkled gianthyssop herb, mint, elsholtzia, sea buckthorn, liquorice, chrysanthemum, clove, astragalus membranaceus, codonopsis pilosula, gastrodia elata, dogwood, lucid ganoderma, safflower, dandelion, honeysuckle, polygonatum odoratum and selfheal in a low-temperature ventilation place for drying until the moisture content is 7%, then drying, carrying out crushing treatment, sieving crushed herbal powder, adding butane into a crushing and mixing kettle, adding butane into the crushed herbal powder, and mixing to prepare a suspension; 2) and (3) a subcritical extraction procedure: putting the crushed and sieved herbaceous plant powder into a subcritical extraction kettle; 3) a desolventizing step; 4) and (5) suction filtration. The invention solves the defect that the material is wasted because the cut material and the extraction liquid are not soaked together for enough time after the material is fed in the existing low-temperature extraction process and a large amount of material is often adhered to the stirring shaft and the kettle wall.
Description
Technical Field
The invention belongs to the technical field of herbal extraction, and particularly relates to a herbal low-temperature extraction process and toothpaste for pets prepared by the same.
Background
The physical structure of the effective components of the traditional herbaceous plants is damaged at high temperature, so that the product efficacy is influenced. Meanwhile, fine particles in the herbaceous plants are easier to be absorbed by human bodies; low temperature extraction and mashing are often required in practical production processes. The low-temperature extraction can be combined and adjusted according to the characteristics of raw materials and product requirements, has the advantages of high efficiency, environmental protection, safety, guarantee of the activity of effective components and the like, has a wide application range, has an operating temperature lower than 60 ℃, can guarantee the activity of the effective components in natural products, does not use solvents harmful to human bodies, can perform extraction and separation in an economic mode, can fully retain the effective components and fragrance of the natural products, is easy to amplify equipment, can be applied to industrial production, can be widely applied to industries such as biomedicine, food, beauty maintenance products and the like, and emphasizes the modern life of health and health preservation.
Various untypable herbaceous plants are commonly used in the existing Chinese herbal medicines, and the grain diameters and the textures of the herbaceous plants are often greatly different; the existing herbaceous low-temperature extraction process needs to cut herbaceous plants firstly and then directly put into a subcritical extraction kettle for low-temperature extraction, and the cut materials are soaked together due to insufficient time of the materials and extraction liquid after being fed, so that the materials float on the liquid and are often adhered to a stirring shaft and the kettle wall in large quantities, the materials cannot be completely used, and the materials are wasted.
Disclosure of Invention
One of the purposes of the invention is to provide a herbaceous low-temperature extraction process, which is characterized in that herbaceous plants with different particle sizes are simultaneously crushed by using a crushing kettle, so that the defects that materials float on liquid and often adhere to a stirring shaft and a kettle wall in a large amount, so that the materials cannot be completely used and are wasted due to the fact that the materials and extraction liquid are not soaked together for enough time after the materials are cut in the traditional herbaceous low-temperature extraction process are overcome.
The purpose of the invention is realized by the following technical scheme:
in order to solve the technical problem, the invention provides a low-temperature extraction process of herbaceous plants, which comprises the following steps:
1) a pretreatment procedure: removing cores of fructus Canarii albi, and cutting into multiple sections; 10-15 parts of Chinese olive, 1-3 parts of wrinkled gianthyssop herb, 1-3 parts of mint, 1-3 parts of Chinese mosla herb, 1-3 parts of sea buckthorn, 1-3 parts of liquorice, 1-2 parts of chrysanthemum, 3-5 parts of clove, 1-2 parts of astragalus root, 1-3 parts of codonopsis pilosula, 1-3 parts of gastrodia elata, 1-3 parts of dogwood, 0.1-0.3 part of lucid ganoderma, 0.1-0.3 part of safflower, 0.1-0.3 part of dandelion, 0.1-0.3 part of honeysuckle, 0.1-0.3 part of polygonatum and 0.1-0.3 part of selfheal are placed in a low-temperature ventilated place to be dried until the water content is 7%; mixing dried herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati and Prunellae Spica, pulverizing in a pulverizing and mixing kettle, adding butane into the pulverizing and mixing kettle, adding butane into pulverized herbal powder, and mixing to obtain suspension; cutting other plants into pieces, and directly putting into a subcritical extraction kettle;
2) and (3) a subcritical extraction procedure: pumping the suspension into a subcritical extraction kettle; improving the vacuum degree in the subcritical extraction kettle; injecting an extraction solvent butane into a subcritical extraction kettle, soaking 120 parts by weight of butane in 100 parts by weight to completely immerse a sample, heating by opening a hot water heating valve, controlling the temperature in the extraction kettle to be 30-32 ℃ and the extraction pressure to be 0.6-0.8 MPa, controlling the extraction time to be 40-60 minutes, and repeatedly extracting for 3 times;
3) a desolventizing procedure: after extraction is finished, carrying out compressor desolventizing on the mixture, carrying out desolventizing when the pressure of an extraction tank is reduced to-0.05 MPa, and collecting the vegetable oil after the desolventizing is finished;
4) and (3) suction filtration: carrying out suction filtration on the prepared plant seed oil to obtain essential oil;
the crushing and mixing kettle in the step 1) comprises a kettle body with a premixing cabin at the bottom and a motor, wherein a stirring shaft is arranged on the kettle body and is in transmission connection with the motor, an annular cam is arranged on the stirring shaft, a fixed disc is arranged below the annular cam on the stirring shaft, a metal spring is arranged on the fixed disc, a storage cutting box is connected below the metal spring, a plurality of blade holes are formed in the side wall of the storage cutting box, and annular blades are arranged on the inner side of the blade holes; the top of the storage cutting box is provided with a side column, the top end of the side column props against the annular cam, and the metal spring is used for providing resilience force for driving the side column to prop against the annular cam; a fixing frame which is hollow at the bottom and surrounds the storage cutting box and is tightly attached to the storage cutting box is arranged below the storage cutting box, and the fixing frame is fixedly connected with the inner side wall of the crushing and mixing kettle; the storage cutting box is driven by the side column to move up and down, so that the cutting edge holes are driven to cut herbaceous plants in the storage cutting box, and the cut and filtered materials fall into the premixing cabin. The agastache rugosus, the mint, the elsholtzia, the sea buckthorn, the liquorice, the chrysanthemum, the clove, the astragalus membranaceus, the codonopsis pilosula, the gastrodia elata, the dogwood, the lucid ganoderma, the safflower, the dandelion, the honeysuckle, the polygonatum odoratum and the selfheal are put into a storage cutting box, the storage cutting box is driven to rotate along with the rotation of a stirring shaft, the storage cutting box moves up and down under the matching of a side column and an annular cam (a metal spring is used for providing resilience force of the annular cam for driving the side column to abut against), so that a blade hole moves up and down relative to a filtering hole to cut materials, and meanwhile, due to the rotation of the storage cutting box, the materials are continuously thrown onto the blade hole due to centrifugal force; the cut and filtered materials fall into the premixing cabin, so that the materials fall into the premixing cabin after being crushed for infiltration and premixing, and the defects that the materials float on the liquid and often adhere to the stirring shaft and the kettle wall in a large amount to cause the materials not to be completely used and the materials to be wasted due to the fact that the materials and the extract liquid do not have enough time to be infiltrated together after the materials are cut in the herbaceous low-temperature extraction process are solved; and the soaking is carried out while the crushing is carried out, the process is combined into a whole, and the production time is saved. The top of the storage cutting box is provided with a feeding port.
Preferably, the top end of the side column is provided with a roller which abuts against the annular cam and rolls along the annular cam.
Preferentially, the lower part of the crushing and mixing kettle is provided with a liquid inlet pipe, and an oil pump is arranged on the liquid inlet pipe.
Preferentially, a protective cover is arranged below the fixed disc.
Preferably, the stirring shaft penetrates through the lower part of the storage cutting box and is provided with a stirring blade.
Preferentially, the fixed frame is fixedly connected with the inner side wall of the crushing and stirring kettle through the bottom rods, and a 100-mesh filter screen is arranged between the adjacent bottom rods. The invention is provided with a 100-mesh filter screen between the bottom rods to filter crushed stems with larger size.
The invention provides a pet toothpaste, which contains plant essential oil, wherein the plant essential oil is prepared by the process, and the plant essential oil comprises the following components: comprises fructus Canarii albi, herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati, and Prunellae Spica. The toothpaste for pets has the effects of clearing away fire and diminishing inflammation, and achieves the purpose of oral health by using the effective components of herbaceous plants for sterilizing, clearing away the inflammation and stopping bleeding.
Compared with the prior art, the invention can obtain the following technical effects:
1. the agastache rugosus, the mint, the elsholtzia, the sea buckthorn, the liquorice, the chrysanthemum, the clove, the astragalus membranaceus, the codonopsis pilosula, the gastrodia elata, the dogwood, the lucid ganoderma, the safflower, the dandelion, the honeysuckle, the polygonatum odoratum and the selfheal are put into a storage cutting box, the storage cutting box is driven to rotate along with the rotation of a stirring shaft, the storage cutting box moves up and down under the matching of a side column and an annular cam (a metal spring is used for providing resilience force of the annular cam for driving the side column to abut against), so that a blade hole moves up and down relative to a filtering hole to cut materials, and meanwhile, due to the rotation of the storage cutting box, the materials are continuously thrown onto the blade hole due to centrifugal force; the cut and filtered materials fall into the premixing cabin, so that the materials fall into the premixing cabin after being crushed for infiltration and premixing, and the defects that the materials float on the liquid and often adhere to the stirring shaft and the kettle wall in a large amount to cause the materials not to be completely used and the materials to be wasted due to the fact that the materials and the extract liquid do not have enough time to be infiltrated together after the materials are cut in the herbaceous low-temperature extraction process are solved; and the soaking is carried out while the crushing is carried out, the process is combined into a whole, and the production time is saved.
Of course, it is not necessary for any one product in which the invention is practiced to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a sectional view of a subcritical extraction kettle in an embodiment of the herbaceous low temperature extraction process of the present invention.
FIG. 2 is an enlarged view of a portion of a subcritical extraction vessel A in an embodiment of the herbal low temperature extraction process of the present invention.
Fig. 3 is an assembly structure diagram of a subcritical extraction kettle storage cutting box and a fixing frame in an embodiment of the herbaceous low-temperature extraction process.
Fig. 4 is a structure diagram of the knife hole of the subcritical extraction kettle of the embodiment of the herb low-temperature extraction process of the invention.
Fig. 5 is a structure diagram of the bottom bar and the filter screen of the subcritical extraction kettle in the embodiment of the herb low-temperature extraction process of the invention.
1. The device comprises a kettle body, 2, a motor, 3, a premixing cabin, 4, a stirring shaft, 5, an annular cam, 6, a fixed disc, 7, a metal spring, 8, a storage cutting box, 9, a blade hole, 10, an annular blade, 11, a side column, 12, a fixed frame, 13, a filtering hole, 14, a feeding port, 15, a filtering screen, 16, a roller, 17, a liquid inlet pipe, 18, an oil pump, 19, a stirring paddle, 20, a bottom rod, 21 and a protective cover.
Detailed Description
The present invention is specifically described below with reference to examples in order to facilitate understanding of the present invention by those skilled in the art. It should be particularly noted that the examples are given solely for the purpose of illustration and are not to be construed as limitations on the scope of the invention, as non-essential improvements and modifications to the invention may occur to those skilled in the art, which fall within the scope of the invention as defined by the appended claims.
The raw materials and equipment used in the present application are all common raw materials and equipment in the field, and are all from commercially available products, unless otherwise specified. The methods used in the present application are conventional methods known to those skilled in the art unless otherwise specified.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; may be mechanically coupled, directly coupled, or indirectly coupled through an intermediary. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention provides a toothpaste for pets, which comprises plant essential oil, wherein the plant essential oil is prepared from a plant mixture, and the plant mixture comprises: according to the weight portion, 10 to 15 portions of Chinese olive, 1 to 3 portions of wrinkled gianthyssop herb, 1 to 3 portions of mint, 1 to 3 portions of Chinese mosla herb, 1 to 3 portions of sea buckthorn, 1 to 3 portions of liquorice, 1 to 2 portions of chrysanthemum, 3 to 5 portions of clove, 1 to 2 portions of astragalus root, 1 to 3 portions of radix codonopsitis, 1 to 3 portions of rhizoma gastrodiae, 1 to 3 portions of dogwood, 0.1 to 0.3 portion of glossy ganoderma, 0.1 to 0.3 portion of safflower, 0.1 to 0.3 portion of dandelion, 0.1 to 0.3 portion of honeysuckle, 0.1 to 0.3 portion of polygonatum and 0.1 to 0.3 portion of selfheal. The toothpaste for pets has the effects of clearing away fire and diminishing inflammation, and achieves the purpose of oral health by using the effective components of herbaceous plants for sterilizing, clearing away the inflammation and stopping bleeding.
Example 1
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a low-temperature extraction process for herbaceous plants, comprising:
the invention provides a low-temperature extraction process of herbaceous plants, which comprises the following steps:
1) a pretreatment procedure: removing cores of fructus Canarii albi, and cutting into multiple sections; placing 15 parts of Chinese olive, 1 part of wrinkled gianthyssop herb, 1 part of mint, 1 part of Chinese mosla herb, 1 part of sea-buckthorn, 1 part of liquorice, 1 part of chrysanthemum, 3 parts of clove, 1 part of astragalus root, 1 part of codonopsis pilosula, 1 part of gastrodia elata, 1 part of dogwood, 0.1 part of lucid ganoderma, 0.1 part of safflower, 0.1 part of dandelion, 0.1 part of honeysuckle, 0.1 part of radix polygonati officinalis and 0.1 part of selfheal in a low-temperature ventilation place for drying until the moisture content is 7%; mixing dried herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati and Prunellae Spica, pulverizing in a pulverizing and mixing kettle, adding butane into the pulverizing and mixing kettle, adding butane into pulverized herbal powder, and mixing to obtain suspension; cutting other plants into pieces, and directly putting into a subcritical extraction kettle;
2) and (3) a subcritical extraction procedure: pumping the suspension into a subcritical extraction kettle; improving the vacuum degree in the subcritical extraction kettle; injecting an extraction solvent butane into a subcritical extraction kettle, completely immersing a sample by 100 parts by weight, heating by opening a hot water heating valve, controlling the temperature of 30 ℃ and the extraction pressure of 0.6MPa in the extraction kettle, extracting for 40 minutes, and repeatedly extracting for 3 times;
3) a desolventizing procedure: after extraction is finished, carrying out compressor desolventizing on the mixture, carrying out desolventizing when the pressure of an extraction tank is reduced to-0.05 MPa, and collecting the vegetable oil after the desolventizing is finished;
4) and (3) suction filtration: carrying out suction filtration on the prepared plant seed oil to obtain essential oil;
the crushing and mixing kettle in the step 1) comprises a kettle body 1 with a premixing cabin 3 at the bottom and a motor 2, wherein a stirring shaft 4 is arranged on the kettle body and is in transmission connection with the motor, and an annular cam 5 is arranged on the stirring shaft and is provided with an inclined plane; the stirring shaft is positioned below the annular cam, a fixed disc 6 is arranged below the annular cam, a metal spring 7 is arranged on the fixed disc, a storage cutting box 8 is connected below the metal spring, a plurality of blade holes 9 are formed in the side wall of the storage cutting box, and annular blades 10 are arranged on the inner sides of the blade holes; the top of the storage cutting box is provided with a side column 11, the top end of the side column props against the annular cam, and the metal spring is used for providing resilience force for driving the side column to prop against the annular cam; a fixed frame 12 which is hollow at the bottom and surrounds and clings to the storage cutting box is arranged below the storage cutting box, and the fixed frame is fixedly connected with the inner side wall of the crushing and mixing kettle; the fixing frame is provided with a plurality of filtering holes 13 matched with the blade holes, so that the blade holes of the filtering holes are locally overlapped, the storage cutting box moves up and down under the pushing of the side column, the blade holes are driven to cut herbaceous plants in the storage cutting box, and the cut and filtered materials fall into the premixing cabin. The top of the storage cutting box of the invention is provided with a feeding port 14. The side posts are provided at their top ends with rollers 16 which abut the ring cam and roll along the ring cam. The lower part of the crushing and mixing kettle is provided with a liquid inlet pipe 17, and the liquid inlet pipe is provided with an oil pump 18. A protective cover 21 is arranged below the fixed disc. The stirring shaft penetrates through the lower part of the storage cutting box and is provided with a stirring blade 19. The fixed frame is fixedly connected with the inner side wall of the crushing and stirring kettle through the bottom rods 20, and 100-mesh filter screens 15 are arranged between the adjacent bottom rods.
In example 1, the yield of the essential oil obtained (mass percentage of the obtained essential oil to the total amount of the plant) was 28.24%.
When the storage cutting box is used, agastache rugosus, mint, elsholtzia, sea buckthorn, liquorice, chrysanthemum, clove, astragalus, codonopsis pilosula, gastrodia elata, dogwood, lucid ganoderma, safflower, dandelion, honeysuckle, polygonatum odoratum and selfheal are put into the storage cutting box, the storage cutting box is driven to rotate along with the rotation of the stirring shaft, the storage cutting box moves up and down under the matching of the side column and the annular cam (the metal spring is used for providing resilience force of the annular cam for driving the side column to abut against), so that the blade hole moves up and down relative to the filter hole to cut materials, and meanwhile, due to the rotation of the storage cutting box, the materials are continuously thrown on the blade hole due to centrifugal force; the cut and filtered materials fall into the premixing cabin, so that the materials fall into the premixing cabin after being crushed for infiltration and premixing.
Example 2
The invention provides a low-temperature extraction process of herbaceous plants, which comprises the following steps:
1) a pretreatment procedure: removing cores of Chinese olive, cutting into multiple sections, and drying 10 parts of Chinese olive, 3 parts of wrinkled gianthyssop herb, 3 parts of mint, 3 parts of Chinese mosla herb, 3 parts of sea buckthorn, 3 parts of liquorice, 2 parts of chrysanthemum, 5 parts of clove, 2 parts of astragalus root, 3 parts of codonopsis pilosula, 3 parts of gastrodia elata, 3 parts of dogwood, 0.3 part of lucid ganoderma, 0.3 part of safflower, 0.3 part of dandelion, 0.3 part of honeysuckle flower, 0.3 part of polygonatum odoratum and 0.3 part of selfheal in a low-temperature ventilated place until the moisture content is 7%; mixing dried herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati and Prunellae Spica, pulverizing in a pulverizing and mixing kettle, adding butane into the pulverizing and mixing kettle, adding butane into pulverized herbal powder, and mixing to obtain suspension; cutting other plants into pieces, and directly putting into a subcritical extraction kettle;
2) and (3) a subcritical extraction procedure: pumping the suspension into a subcritical extraction kettle; improving the vacuum degree in the subcritical extraction kettle; injecting an extraction solvent butane into a subcritical extraction kettle, completely immersing a sample by 120 parts by weight, heating by opening a hot water heating valve, controlling the temperature of 32 ℃ and the extraction pressure of 0.8MPa in the extraction kettle, extracting for 60 minutes, and repeatedly extracting for 3 times;
3) a desolventizing procedure: after extraction is finished, carrying out compressor desolventizing on the mixture, carrying out desolventizing when the pressure of an extraction tank is reduced to-0.05 MPa, and collecting the vegetable oil after the desolventizing is finished;
4) and (3) suction filtration: carrying out suction filtration on the prepared plant seed oil to obtain essential oil;
in example 2, the yield of the essential oil obtained (mass percentage of the prepared essential oil to the total amount of the plant) was 29.56%.
Example 3
The invention provides a low-temperature extraction process of herbaceous plants, which comprises the following steps:
1) a pretreatment procedure: removing cores of Chinese olive, cutting into multiple sections, and drying 12.5 parts of Chinese olive, 1-3 parts of wrinkled gianthyssop herb, 2 parts of mint, 2 parts of Chinese mosla herb, 2 parts of sea buckthorn, 2 parts of liquorice, 1.5 parts of chrysanthemum, 4 parts of clove, 1.5 parts of astragalus root, 2 parts of codonopsis pilosula, 2 parts of gastrodia elata, 2 parts of dogwood, 0.2 part of lucid ganoderma, 0.2 part of safflower, 0.2 part of dandelion, 0.2 part of honeysuckle, 0.2 part of polygonatum and 0.23 part of selfheal in a low-temperature ventilation place until the moisture content is 7%; mixing dried herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati and Prunellae Spica, pulverizing in a pulverizing and mixing kettle, adding butane into the pulverizing and mixing kettle, adding butane into pulverized herbal powder, and mixing to obtain suspension; cutting other plants into pieces, and directly putting into a subcritical extraction kettle;
2) and (3) a subcritical extraction procedure: pumping the suspension into a subcritical extraction kettle; improving the vacuum degree in the subcritical extraction kettle; injecting an extraction solvent butane into a subcritical extraction kettle, completely immersing a sample by 110 parts by weight, heating by opening a hot water heating valve, controlling the temperature of 31 ℃ and the extraction pressure of 0.7MPa in the extraction kettle, extracting for 450 minutes, and repeatedly extracting for 3 times;
3) a desolventizing procedure: after extraction is finished, carrying out compressor desolventizing on the mixture, carrying out desolventizing when the pressure of an extraction tank is reduced to-0.05 MPa, and collecting the vegetable oil after the desolventizing is finished;
4) and (3) suction filtration: and carrying out suction filtration on the obtained plant seed oil to obtain the essential oil.
In example 3, the yield of the essential oil obtained (mass percentage of the obtained essential oil to the total amount of the plant) was 27.84%.
Comparative example 1
The invention provides a low-temperature extraction process of herbaceous plants, which comprises the following steps:
1) a pretreatment procedure: removing cores of Chinese olive, cutting into multiple sections, and drying 9 parts of Chinese olive, 0.9 part of wrinkled gianthyssop herb, 0.9 part of mint, 0.9 part of Chinese mosla herb, 0.9 part of sea buckthorn, 0.9 part of liquorice, 0.9 part of chrysanthemum, 2 parts of clove, 0.9 part of astragalus root, 0.9 part of codonopsis pilosula, 0.9 part of gastrodia elata, 0.9 part of dogwood, 0.4 part of lucid ganoderma, 0.4 part of safflower, 0.4 part of dandelion, 0.4 part of honeysuckle, 0.4 part of polygonatum odoratum and 0.4 part of selfheal in a low-temperature ventilated place until the water content is 7%; mixing dried herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati and Prunellae Spica, pulverizing in a pulverizing and mixing kettle, adding butane into the pulverizing and mixing kettle, adding butane into pulverized herbal powder, and mixing to obtain suspension; cutting other plants into pieces, and directly putting into a subcritical extraction kettle;
2) and (3) a subcritical extraction procedure: pumping the suspension into a subcritical extraction kettle; improving the vacuum degree in the subcritical extraction kettle; injecting an extraction solvent butane into a subcritical extraction kettle, completely immersing a sample by 90 parts by weight, heating by opening a hot water heating valve, controlling the temperature of 29 ℃ and the extraction pressure of 0.5MPa in the extraction kettle, extracting for 30 minutes, and repeatedly extracting for 2 times;
3) a desolventizing procedure: after extraction is finished, carrying out compressor desolventizing on the mixture, carrying out desolventizing when the pressure of an extraction tank is reduced to-0.05 MPa, and collecting the vegetable oil after the desolventizing is finished;
4) and (3) suction filtration: and carrying out suction filtration on the obtained plant seed oil to obtain the essential oil.
In comparative example 1, the yield of the essential oil obtained (mass percentage of the prepared essential oil to the total amount of the plant input) was 9.63%.
In summary, the yields of essential oils of examples 1, 2 and 3 using the process parameters in the process range of this patent are much higher than the yield of essential oils of comparative example 1 using process parameters outside the process range of this patent.
The embodiments described above are preferred embodiments of the present invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, and is not to be construed as being limited to the exclusion of other embodiments, and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept described herein, by the use of such teaching or by similar processes in the related art and by equivalents thereof, and that changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention, which is intended to be covered by the appended claims.
Claims (6)
1. A low-temperature extraction process for herbaceous plants is characterized by comprising the following steps:
1) a pretreatment procedure: removing cores of fructus Canarii albi, and cutting into multiple sections; 10-15 parts of Chinese olive, 1-3 parts of wrinkled gianthyssop herb, 1-3 parts of mint, 1-3 parts of Chinese mosla herb, 1-3 parts of sea buckthorn, 1-3 parts of liquorice, 1-2 parts of chrysanthemum, 3-5 parts of clove, 1-2 parts of astragalus root, 1-3 parts of codonopsis pilosula, 1-3 parts of gastrodia elata, 1-3 parts of dogwood, 0.1-0.3 part of lucid ganoderma, 0.1-0.3 part of safflower, 0.1-0.3 part of dandelion, 0.1-0.3 part of honeysuckle, 0.1-0.3 part of polygonatum and 0.1-0.3 part of selfheal are placed in a low-temperature ventilated place to be dried until the water content is 7%; mixing dried herba Agastaches, herba Menthae, herba Moslae, fructus Hippophae, Glycyrrhrizae radix, flos Chrysanthemi, flos Caryophylli, radix astragali, radix Codonopsis, rhizoma Gastrodiae, Corni fructus, Ganoderma, Carthami flos, herba Taraxaci, flos Lonicerae, rhizoma Polygonati Odorati and Prunellae Spica, pulverizing in a pulverizing and mixing kettle, adding butane into the pulverizing and mixing kettle, adding butane into pulverized herbal powder, and mixing to obtain suspension; cutting other plants into pieces, and directly putting into a subcritical extraction kettle;
2) and (3) a subcritical extraction procedure: pumping the suspension into a subcritical extraction kettle; improving the vacuum degree in the subcritical extraction kettle; injecting an extraction solvent butane into a subcritical extraction kettle, soaking the sample completely by 100 weight portions and 120 weight portions, heating by opening a hot water heating valve, controlling the temperature in the extraction kettle to be 30-32 ℃ and the extraction pressure to be 0.6-0.8 MPa, controlling the extraction time to be 40-60 minutes, and repeatedly extracting for 3 times;
3) a desolventizing procedure: after extraction is finished, carrying out compressor desolventizing on the mixture, carrying out desolventizing when the pressure of an extraction tank is reduced to-0.05 MPa, and collecting the vegetable oil after the desolventizing is finished;
4) and (3) suction filtration: carrying out suction filtration on the prepared plant seed oil to obtain essential oil;
the crushing and mixing kettle in the step 1) comprises a kettle body with a premixing cabin at the bottom and a motor, wherein a stirring shaft is arranged on the kettle body and is in transmission connection with the motor, an annular cam is arranged on the stirring shaft, a fixed disc is arranged below the annular cam on the stirring shaft, a metal spring is arranged on the fixed disc, a storage cutting box is connected below the metal spring, a plurality of blade holes are formed in the side wall of the storage cutting box, and annular blades are arranged on the inner side of the blade holes; the top of the storage cutting box is provided with a side column, the top end of the side column props against the annular cam, and the metal spring is used for providing resilience force for driving the side column to prop against the annular cam; a fixing frame which is hollow at the bottom and surrounds the storage cutting box and is tightly attached to the outer surface is arranged below the storage cutting box, and the fixing frame is fixedly connected with the inner side wall of the crushing and mixing kettle; the storage cutting box is pushed by the side column and moves up and down to drive the edge holes to cut herbaceous plants in the storage cutting box, and the cut and filtered materials fall into the premixing cabin;
the lower part of the crushing and mixing kettle is provided with a liquid inlet pipe, and an oil pump is arranged on the liquid inlet pipe.
2. Low temperature extraction of herbs as in claim 1 wherein said side legs are provided at the top with rollers which engage and roll along a ring cam.
3. A low-temperature extraction process of herbs according to any one of claims 1 to 2, wherein a protective cover is arranged under the fixed disk.
4. An herbal cryogenic extraction process as claimed in any one of claims 1 to 2 wherein the agitation shaft passes below the storage cutting box and is equipped with agitation blades.
5. A low-temperature extraction process of herbs as in any one of claims 1-2 wherein said fixed frame is fixedly connected to the inner side wall of the pulverizing/stirring tank by bottom rods, and a 100-mesh screen is disposed between adjacent bottom rods.
6. A toothpaste for pets, which comprises plant essential oil, wherein the plant essential oil is prepared by the herb low-temperature extraction process in any one of claims 1 to 5.
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| CN103054778A (en) * | 2013-01-14 | 2013-04-24 | 中山市国林沉香科学研究所 | Agilawood toothpaste and manufacturing method thereof |
| CN103740583B (en) * | 2014-01-24 | 2014-10-22 | 嵊州市百恩贸易有限公司 | Nut protein extraction device with output pipe and air blowing strip |
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| EP0570306A1 (en) * | 1992-05-11 | 1993-11-18 | Pierre-Olivier Cogat | Apparatus for extracting, concentrating and separating biochemical products from vegetable or animal biological substances |
| CN205735404U (en) * | 2016-05-07 | 2016-11-30 | 苏州米田环保科技有限公司 | Wood powder granule environmental protection cuber |
| CN106675769A (en) * | 2017-02-28 | 2017-05-17 | 上海时迅农业科技发展有限公司 | Method for extracting vegetable oil under subcritical low temperature |
| CN107496232A (en) * | 2017-08-29 | 2017-12-22 | 沈向明 | A kind of herbaceous plant face cleaning toothpaste and its preparation method and application |
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