CN106362434A - Multistage extraction unit for animal and plant raw materials, and method and application thereof - Google Patents
Multistage extraction unit for animal and plant raw materials, and method and application thereof Download PDFInfo
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- CN106362434A CN106362434A CN201611017443.7A CN201611017443A CN106362434A CN 106362434 A CN106362434 A CN 106362434A CN 201611017443 A CN201611017443 A CN 201611017443A CN 106362434 A CN106362434 A CN 106362434A
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- 238000000605 extraction Methods 0.000 title claims abstract description 119
- 239000002994 raw material Substances 0.000 title claims abstract description 25
- 241001465754 Metazoa Species 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 title abstract description 12
- 239000012528 membrane Substances 0.000 claims abstract description 119
- 239000002904 solvent Substances 0.000 claims abstract description 78
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 239000000843 powder Substances 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000001471 micro-filtration Methods 0.000 claims abstract description 5
- 239000012466 permeate Substances 0.000 claims description 100
- 239000000463 material Substances 0.000 claims description 50
- 239000012141 concentrate Substances 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 20
- 239000000284 extract Substances 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 16
- 238000000227 grinding Methods 0.000 claims description 14
- 230000002411 adverse Effects 0.000 claims description 11
- 238000010992 reflux Methods 0.000 claims description 10
- 238000010298 pulverizing process Methods 0.000 claims description 9
- 239000003921 oil Substances 0.000 claims description 7
- 239000000341 volatile oil Substances 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 235000014593 oils and fats Nutrition 0.000 claims description 2
- 238000009738 saturating Methods 0.000 claims description 2
- 238000005204 segregation Methods 0.000 claims description 2
- 235000013599 spices Nutrition 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000706 filtrate Substances 0.000 abstract 3
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 13
- 239000004615 ingredient Substances 0.000 description 12
- 238000002386 leaching Methods 0.000 description 12
- 241000196324 Embryophyta Species 0.000 description 11
- 238000013461 design Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 5
- 230000001502 supplementing effect Effects 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 240000007594 Oryza sativa Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229930182470 glycoside Natural products 0.000 description 2
- 150000002338 glycosides Chemical class 0.000 description 2
- 238000005374 membrane filtration Methods 0.000 description 2
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- 210000000582 semen Anatomy 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 241000628997 Flos Species 0.000 description 1
- 244000178870 Lavandula angustifolia Species 0.000 description 1
- 235000010663 Lavandula angustifolia Nutrition 0.000 description 1
- 244000131316 Panax pseudoginseng Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
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- 239000004480 active ingredient Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
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Classifications
-
- 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
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0253—Fluidised bed of solid materials
- B01D11/0257—Fluidised bed of solid materials using mixing mechanisms, e.g. stirrers, jets
-
- 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
- B01D11/028—Flow sheets
- B01D11/0284—Multistage extraction
-
- 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
- B01D11/0292—Treatment of the solvent
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Extraction Or Liquid Replacement (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to a multistage extraction unit for animal and plant raw materials, and a method and application thereof, belonging to the technical field of animal and plant extraction. The extraction unit comprises an extraction tank (1), a filtration membrane filter (2), a pulverizer (3) and a concentrated solution membrane separation device, wherein the extraction tank (1) is connected with the pulverizer (3) through a raw material delivery pipe (101), and connected with a feed port of the filtration membrane filter (2) through a first pump (4) via a pipeline; a filtrate outlet of the microfiltration membrane filter (2) is connected with a filtrate output pipe (201); and a concentrated solution outlet of the filtration membrane filter (2) is respectively connected with the extraction tank (1) through a concentrated solution return pipe (202) and connected with the concentrated solution membrane separation device through a concentrated solution delivery pipe (203). The extraction unit can pulverize the raw materials into fine powder and perform membrane separation extraction, has the advantages of high extraction efficiency and high yield, and is capable of obviously enhancing the concentration of the obtained filtrate, reducing the solvent consumption and lowering the production cost.
Description
Technical field
A kind of multistage extraction element for animal-plant material and its method and purposes, belong to animals and plants extractive technique neck
Domain.
Background technology
Animal-plant material leaches and refers to using suitable solvent or method, from animal-plant material (whole or certain part)
Middle extraction processes acquisition effective ingredient (effective ingredient can be dissolved in solvent).In existing industrial mass production, animal-plant material
How the extracting mode of middle effective ingredient, obtain sheet-shaped material using by dry for animal-plant material, tabletting, sheet-shaped material sprayed molten
Agent, obtains extracting solution.Or, animal-plant material is ground into centimetre grade particles and adds solvent (as ethanol solution) hot reflux to carry
Take, when solid-liquid separation is carried out to extracting solution many using centimetre or grade defecator carry out coarse filtration, then carry out separating essence
System (as extraction, distillation).
Applicant finds under study for action, there is problems in that first, existing extraction element is effective for existing extraction element
The yield of composition is low, extraction efficiency is low, and the effective ingredient in plant by the way of tabletting or Centimeter Level coarse pulverization is difficult to leach
To in solvent, and the mode of shower spray of solvent is difficult to fully extract, and gained extracts active ingredients are less efficient.Secondly, existing skill
Though relate in art extract the design of plant material using membrane separation device, adopt more the permeate that single filter is obtained with
The filter membrane of more small-bore separated again, refined, obtains specific chemical composition (as separated protein), but for how carrying
The yield of high effective ingredient does not have any help.Again, it is found by the applicant that adopting existing film extraction element, gained permeate
Concentration is low, volume is big, not only increased the cost of solvent, also add follow-up energy consumption permeate being refined, concentrating.
Content of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, provide a kind of for animal-plant material
Multistage extraction element and its method and purposes, the multistage extraction element extraction efficiency that this is used for animal-plant material is high, high income, and
And the concentration of gained permeate can be significantly improved, reduce the consumption of solvent, reduce production cost.
The technical solution adopted for the present invention to solve the technical problems is: this is used for the multistage extraction dress of animal-plant material
Put, including extraction pot, membrane filter, pulverizer and concentration liquid-film separator, extraction pot passes through feed line and pulverizing
The machine extraction pot that is connected is connected with membrane filter charging aperture pipeline by the first pump, and the permeate outlet of membrane filter connects
There is permeate outlet tube；The concentrated solution outlet of membrane filter is connected with extraction pot by concentrated solution return duct, respectively by dense
Contracting liquid delivery pipe is connected with concentrating liquid-film separator pipeline；
Concentrate liquid separating apparatus and include batch extractor and filter membrane separator, concentrated solution delivery pipe is connected with batch extractor, and batch extractor passes through
Second pump is connected with filter membrane separator charging aperture pipeline, and the concentrated solution outlet of filter membrane separator is connected with batch extractor pipeline；Filter membrane
Concentrated solution feed pipe is connected with the concentrated solution outlet of separator, the permeate outlet of filter membrane separator is connected with permeate and send
Expects pipe, batch extractor is connected with solvent make-up pipe.
Described concentration liquid-film separator is multiple, and multiple described concentration liquid-film separators are along concentrated solution conveying side
To, by higher level to subordinate be in multistage setting, between adjacent described concentration liquid-film separator, respectively pass through concentrated solution feed pipe
It is connected with permeate feed pipe；In adjacent described concentration liquid-film separator: subordinate concentrates the transmission of liquid-film separator
Adverse current pipeline is passed through in liquid outlet, and the batch extractor concentrating liquid-film separator with higher level is connected.
Described concentration liquid-film separator is one, and return duct is passed through in the permeate outlet concentrating liquid-film separator
Road, is connected with batch extractor.
Also include solvent tank, extraction pot is connected with solvent tank by solvent delivery pipe, solvent delivery pipe is provided with
Thermoregulator and valve.
The grinding particle size of described pulverizer is more than the separation aperture of membrane filter, and the grinding particle size of pulverizer is micron
Level or nanoscale.
Described concentrated solution return duct, the permeate of filter membrane separator export pipeline and filter membrane and batch extractor between
It is equipped with feeding engine on pipeline between the concentrated solution outlet of separator and batch extractor.
It is equipped with feeding engine on described permeate outlet tube, concentrated solution delivery pipe and concentrated solution feed pipe.
Volume filter membrane used by described membrane filter and filter membrane separator is micro-filtration membrane or NF membrane.
This is used for the operational approach of the multistage extraction element of animal-plant material it is characterised in that comprising the steps:
A) raw material pulverizing is fine powder by pulverizer, fine powder and solvent is pressed proportioning and adds extraction pot, mixing extraction in extraction pot；
The mixed material that extraction pot is discharged, enters membrane filter by the first pump and filters；
B) when membrane filter filters: close concentrated solution return duct, open permeate outlet tube concentrated solution delivery pipe, permeate is certainly
Permeate outlet tube exports, and concentrated solution enters from concentrated solution delivery pipe and concentrates liquid-film separator；
When c) concentrating liquid-film separator work: concentrated solution flows into batch extractor from concentrated solution delivery pipe, extract in batch extractor, mix
Compound material passes through the second pump and enters filter membrane separator filtration separation, and the concentrated solution that filter membrane separator is discharged is back to leaching by pipeline
Go out circulation extraction in tank, stop backflow concentrated solution, filter membrane separator gained permeate is discharged by permeate feed pipe, and filter membrane divides
Discharged by concentrated solution feed pipe from device gained concentrated solution.
This be used for the multistage extraction element of animal-plant material purposes it is characterised in that: extract oils and fatss, Chinese medicine in oil plant and carry
The extraction of thing, spice is taken to extract volatile oil or the application of the oily aspect of edible animals and plants raw material extraction extraction.
Present invention applicant is described as follows:
Animal-plant material can sufficiently be pulverized by pulverizer, raw material is put in extraction pot in the form of powdery, pulverizes
Raw material fine powder reaches micron order or nanoscale (990 microns ~ 0.5 nanometer) afterwards, and the grinding particle size of preferred pulverizer is micro- for 990 ~ 1
Rice, under this grinding particle size, Grin-ding energ7 is little, and filter efficiency is high；The grinding particle size of further preferred pulverizer is micro- for 700 ~ 2
Rice, can fully abolish the cell wall of most plants so that the effective ingredient in animal and plant cellss fully soaks under this grinding particle size
Go out, improve yield, the grinding particle size of further preferred pulverizer is 600 ~ 35 microns, under this grinding particle size leaching efficiency is relatively
Get well and crush efficiency and filter efficiency highest.Therefore, compared to existing technology in raw material tabletting sprayed extract or by raw material
It is crushed to the extraction of centimetre grade particles, the design that extraction pot of the present invention is connected with pulverizer by feed line is so that effective
The yield of composition and leaching efficiency are significantly improved.Pulverizer can be dry grinding machine or wet crushing mill, is that wet crushing mill is pulverized
When, pulverizer is passed through extraction pot solvent for use as pulverizing liquid.
And applicant designs, and is filtered using membrane filter, solves the problems, such as filtration difficulty, the powder of pulverizer
Particle footpath is more than the pore size filter of membrane filter.Membrane filter can be single film filter, or is multiple in parallel
Film filter.The material of membrane filter is inorganic filter membrane or organic polymer filter membrane (filter membrane and solvent need immiscible), stepless
Filter membrane is preferably ceramic filtration membrane.
For the filtering accuracy of membrane filter, applicant's design membrane filter and filter membrane used be microfiltration level filter membrane or
Nanofiltration level filter membrane.Preferably, the separation aperture of membrane filter is 0.005 ~ 50 micron, and this pore diameter range interior energy effectively filters former
Material fine powder, and ensure, compared with filtration efficiency, to realize large-scale continuous production.It is further preferred that the sorting hole of membrane filter
Footpath is 0.5 ~ 30 micron, and this scope separates aperture interior energy and enough efficiently separates containing fatty oil, volatile oil, glycoside, terpenoid, flavone
At least one solvent in class, phenolic compound, and there is higher separation efficiency.
Solvent access tube is provided with thermoregulator and valve, is capable of the intake of adjusting solvent, timely supplementing solvent, and
And can solvent temperature in adjusting solvent access tube and extraction pot, make the solvent in extraction pot be maintained at optimum extraction temperature,
Improve extraction efficiency.Solvent make-up pipe can improve leaching efficiency in time to supplementing solvent in batch extractor.Concentrated solution return duct,
Concentrated solution outlet and the batch extractor of the pipeline between the permeate outlet of filter membrane separator and batch extractor and filter membrane separator it
Between pipeline on be equipped with feeding engine, permeate outlet tube, concentrated solution delivery pipe and concentrated solution feed pipe are equipped with feeding
Pump, can will transmit through liquid and concentrated solution quickly conveys.
Compared with prior art, a kind of multistage extraction element for animal-plant material of the present invention and its method and purposes
Had the beneficial effect that
1st, raw material pulverizing to fine-powdered can be carried out membrance separation extraction by the multistage extraction element that this is used for animal-plant material, have
Higher yield and leaching efficiency, and the concentration of gained permeate can be significantly improved, reduce the consumption of solvent, reduce and produce
Cost.
First, applicant is devised extraction pot and is connected with pulverizer by feed line, and pulverizer is by raw material pulverizing
For fine-powdered, cell wall and the cell membrane of animal-plant material being abolished, so that effective ingredient is fully leached in solvent so that having
The yield of effect composition and leaching efficiency are significantly improved.
Secondly, applicant devises extraction pot and is connected with membrane filter, compares existing defecator, using filter membrane
Filter can filter micron-sized raw material fine powder, and granularity can be added therefore in extraction pot to be nanoscale or micron-sized dynamic
Plant material fine powder (abolishes animal-plant material cell wall), so that raw material fine powder and solvent is fully contacted in extraction pot, fully complete
Become liquid-solid extraction, improve the yield of effective ingredient in raw material；Because the filtering accuracy height of membrane filter is (less than or equal to micron
Level), can effectively carry out solid-liquid separation, the impurity effectively removing in permeate.
Again, applicant devises the concentrated solution outlet of membrane filter respectively by concentrated solution return duct and extraction pot company
Connect, separating obtained permeate is back in extraction pot by permeate return duct, is fully extracted again in extraction pot,
Until permeate reaches closing permeate return duct during higher concentration, high concentration permeate is discharged from permeate outlet tube, not only
Improve yield, and decrease the consumption of solvent, reduce cost.The permeate of high concentration is higher, also reduces subsequent fine
Energy consumption when system, concentration permeate, in a disguised form reduces cost.
Finally, applicant finds under study for action: existing extraction element yield is low, still suffers from the raw material filtering residue after extraction
The effective ingredient of high level.And although solvent is almost no consumption in extraction, but existing extraction element generally requires
Put into substantial amounts of solvent, could normally run, and the volume of existing extraction element gained extracting solution is big, the concentration of effective ingredient
Low, later separation, refined, need to consume higher energy consumption when concentrating.Therefore, applicant devises concentrated solution delivery pipe and concentration
Liquid-film separator pipeline connects, and concentrates liquid separating apparatus and includes batch extractor and filter membrane separator, adds solvent again in batch extractor
Secondary extraction concentrated solution (containing raw material fine powder) is hence it is evident that improve yield；Applicant designs concentrated solution outlet and the leaching of filter membrane separator
Go out tank pipeline to connect, be easy to flexible modulation, the permeate obtaining high concentration, minimizing solvent load in continuous extraction.
2nd, the multistage extraction element that this is used for animal-plant material further increases leaching efficiency.First, applicant's design
Solvent tank.Solvent tank is provided with thermoregulator, can adjust the temperature of solvent, improves leaching efficiency.Secondly, application
It is one or more that people devises concentration liquid-film separator, and multiple concentration liquid-film separators are in many along concentrated solution conveying direction
Level setting, adjacent concentration liquid-film separator is connected with permeate feed pipe by concentrated solution feed pipe, and this is designed to energy
Enough extraction-separation repeatedly realized to raw material fine powder (feeding in the form of concentrated solution), improve leaching efficiency and yield.Again
Secondary, applicant designs each and concentrates in liquid-film separator " concentrated solution outlet of filter membrane separator is connected with batch extractor pipeline ",
In order to pass back into concentrated solution in the batch extractor that this grade concentrates liquid-film separator, extracted again, improved yield, improved
The concentration of permeate, the final permeate obtaining high concentration, reduces solvent load.Finally, applicant devise adverse current pipeline and
Reflux pipe, when concentrating liquid-film separator for one, will transmit through liquid (containing solvent) by reflux pipe and is back to batch extractor
In, extract again, by the backflow repeatedly of reflux pipe, circulation extraction, the final permeate obtaining high concentration is discharged；And by
In the backflow of reflux pipe, only need to supplement minimal amount of solvent in batch extractor and can complete circulation extraction, decrease solvent
Consumption, reduces cost.When it is multiple for concentrating liquid-film separator, by adverse current pipeline, by subordinate's contracting liquid-film separator
Permeate (containing solvent is many, effective ingredient concentration is low) be countercurrently transported to the batch extractor (batch extractor of higher level's contracting liquid-film separator
The active constituent content of interior concentrated solution is high) in, extraction-separation, realizes making full use of and need not repeatedly mending such as of solvent again
Fresh solvent, finally separates at most end one-level contracting liquid-film separator and obtains high concentration permeate, decrease the consumption of solvent,
Improve leaching efficiency.
3rd, this is used for the multistage extraction element compact conformation of animal-plant material, can continuously extract, improve production efficiency.
Applicant devises extraction pot, membrane filter, pulverizer and concentrates liquid-film separator, concentrates liquid-film separator and is one
Or multiple, define a continuous leaching-detached device, can continuously put into raw material and solvent, continuous acquisition high concentration are high
The permeate of yield, substantially increases production efficiency, reduces cost.
4th, this is used for the multistage extraction element low cost of animal-plant material and applied widely.This is used for animal-plant material
Multistage extraction element can be used in multiple fields, can be used in oil crop carry oil (as from Semen sojae atricolor extracting bean oil), can
Extract (as Ramulus Cinnamomi extracts volatile oil, ethyl acetate extraction Semen Cassiae extract, methanol as solvent for plant medicine raw material
Extract the glycoside in Radix Ginseng), can be used in plant perfume and propose oily (as the extraction of volatile oil in Flos Rosae Rugosae, lavandula angustifolia), can be used in
Edible animals and plants raw material extracts and leaches oil (as extracted carrot oil in Radix Dauci Sativae, extracting algal oil in Sargassum).
Brief description
Fig. 1 is a kind of structural representation of multistage extraction element for animal-plant material of embodiment 1.
Fig. 2 is a kind of structural representation of multistage extraction element for animal-plant material of embodiment 2.
Fig. 3 is a kind of structural representation of multistage extraction element for animal-plant material of embodiment 3.
Wherein: 1, extraction pot 101, solvent access tube 102, raw material access tube 103, thermoregulator 2, membrane filtration
Device 201, permeate outlet tube 202, concentrated solution return duct 203, concentrated solution delivery pipe 204, permeate return duct 3, pulverizing
Machine 4, the first pump 5, batch extractor 501, solvent make-up pipe 502, thermoregulator 6, filter membrane separator 601, concentrated solution send
Expects pipe 602, permeate outlet tube 603, adverse current pipeline 604, reflux pipe 7, the second pump 8, solvent tank 9, solvent are mended
Fill tank.
Specific embodiment
Fig. 1 is highly preferred embodiment of the present invention, and with reference to Fig. 1 ~ 3, the present invention is described further.
Embodiment 1
With reference to Fig. 1, this is used for the multistage extraction element of animal-plant material, including extraction pot 1, membrane filter 2, pulverizer 3 and
Concentrate liquid-film separator, extraction pot 1 pass through feed line 101 be connected with pulverizer 3 extraction pot 1 by the first pump 4 and
Membrane filter 2 charging aperture pipeline connects, and the permeate outlet of membrane filter 2 is connected with permeate outlet tube 201；Filter membrane mistake
The concentrated solution outlet of filter 2 is connected with extraction pot 1 by concentrated solution return duct 202 respectively, by concentrated solution delivery pipe 203 with dense
Contracting liquid-film separator pipeline connects.Concentrate liquid separating apparatus and include batch extractor 5 and filter membrane separator 6, batch extractor 5 passes through second
Pump 7 is connected with filter membrane separator 6 charging aperture pipeline, and the concentrated solution outlet of filter membrane separator 6 is connected with batch extractor 5 pipeline；Filter membrane
Concentrated solution feed pipe 601 is connected with the concentrated solution outlet of separator 6, batch extractor 5 is connected with solvent make-up pipe 501.
The grinding particle size of pulverizer 3 is more than the separation aperture of membrane filter 2, and the grinding particle size of pulverizer 3 is micro- for 600 ~ 2
Rice, specifically, the grinding particle size of pulverizer is 600 ~ 35 microns.Permeate outlet tube 201, concentrated solution return duct 202, concentrated solution
Pipeline between delivery pipe 203, the permeate outlet of filter membrane separator 6 and batch extractor 5, the concentrated solution outlet of filter membrane separator 6
It is equipped with feeding engine on pipeline and batch extractor 5 between and concentrated solution feed pipe 601.Membrane filter 2 and filter membrane separator
Volume filter membrane used by 6 is micro-filtration membrane or NF membrane, and membrane filter 2 and filter membrane separator 6 are equipped with counter-flushing pipeline.Filter membrane divides
It is less than or equal to the separation aperture of membrane filter 2 from the separation aperture of device 6.It is equipped with agitator on extraction pot 1 and batch extractor 5,
Heater can be provided with it is also possible to be not provided with heater on extraction pot 1 and batch extractor 5.
The present embodiment, in addition to comprising above structure, also comprises following structure: concentrate liquid-film separator and be one, concentrate
Reflux pipe 604 is passed through in the permeate outlet of liquid-film separator, is connected with batch extractor 5, batch extractor 5 is connected with solvent and mends
Fill pipe 501.
Embodiment 2
With reference to Fig. 2, in addition to comprising above structure, the present embodiment is distinguished as the present embodiment with embodiment 1: concentrates liquid film separation
Device is multiple, and multiple described concentration liquid-film separators are in multistage setting along concentrated solution conveying direction, by higher level to subordinate,
Between adjacent described concentration liquid-film separator, it is connected with permeate feed pipe 602 by concentrated solution feed pipe 601 respectively
Connect；In adjacent described concentration liquid-film separator: adverse current pipeline is passed through in the permeate outlet that subordinate concentrates liquid-film separator
603, the batch extractor 5 concentrating liquid-film separator with higher level is connected.
There are multiple designs for solvent make-up pipe 501: with reference to Fig. 2, can be designed as, only most end one-level concentrated solution film divides
It is provided with solvent make-up pipe 501 from device, remaining batch extractor 5 concentrating liquid-film separator at different levels is not provided with solvent make-up pipe
501.Subordinate is concentrated the relatively low permeate of concentration in liquid-film separator, higher level's concentrated solution is added to by adverse current pipeline 603
In the batch extractor 5 of membrane separation device (as the supplementing solvent of extraction), extract again, to improve the final permeate obtaining
Concentration, obtains high concentration permeate by the permeate outlet tube 602 of most end one-level concentrated solution membrane separation device.
Or, concentration liquid-film separators at different levels are equipped with solvent make-up pipe 501, but only most end one-level concentrated solution film
The solvent make-up pipe 501 of segregation apparatuss can be opened and supplementing solvent, remaining solvent make-up concentrating liquid-film separator at different levels
Remain off in pipe 501 work process, this design, equally can be saturating by most end one-level concentrated solution membrane separation device
Cross liquid outlet tube 602 and obtain high concentration permeate.
Embodiment 3
With reference to Fig. 3, the present embodiment, in addition to all structures comprising embodiment 2, is distinguished as: includes solvent tank 8, extraction pot 1
It is connected with solvent tank 8 by solvent delivery pipe 102, solvent delivery pipe 102 is provided with thermoregulator 103 and valve.Bag
Include solvent make-up tank 9, the liquid feeding end of solvent make-up pipe 501 is connected with solvent make-up tank 9, and solvent make-up pipe 501 is provided with temperature
Actuator 502 and valve.Including permeate return duct 204, permeate return duct is passed through in the permeate outlet of membrane filter 2
204 are connected with extraction pot 1, and permeate return duct 204 permeate of low concentration can be back in extraction pot 1 and be soaked
Carrying, until when permeate concentration reaches high value, closing permeate return duct 204, high concentration permeate being exported from permeate
Pipe 201 is discharged.
This is used for the operational approach of the multistage extraction element of animal-plant material, comprises the steps:
A) raw material pulverizing is fine powder by pulverizer 3, fine powder and solvent is pressed proportioning and adds extraction pot 1, mixing leaching in extraction pot 1
Carry；The mixed material that extraction pot 1 is discharged, enters membrane filter 2 by the first pump 4 and filters；
B) when membrane filter 2 filters: close concentrated solution return duct 202, open permeate outlet tube 201 concentrated solution delivery pipe
203, permeate exports from permeate outlet tube 201, and concentrated solution enters from concentrated solution delivery pipe 203 and concentrates liquid-film separator；
Or, first close concentrated solution delivery pipe 203, open permeate outlet tube 201 and concentrated solution return duct 202, permeate is certainly
Permeate outlet tube 201 exports, and concentrated solution is back to extraction pot 1 and extracts again；Then, close concentrated solution return duct 202, open
Permeate outlet tube 201 concentrated solution delivery pipe 203, permeate exports from permeate outlet tube 201, and concentrated solution conveys from concentrated solution
Pipe 203 enters and concentrates liquid-film separator；
C) when each concentrates liquid-film separator work: concentrated solution flows into batch extractor 5 from concentrated solution delivery pipe 203, in batch extractor 5
Middle extraction, mixed material enters filter membrane separator 6 filtration separation by the second pump 7, and the concentrated solution that filter membrane separator 6 is discharged passes through
Pipeline is back to circulation extraction in batch extractor 5, stops backflow concentrated solution, and filter membrane separator 6 gained permeate is sent by permeate
Expects pipe 602 is discharged, and filter membrane separator 6 gained concentrated solution is discharged by concentrated solution feed pipe 601；
Specifically, with reference to Fig. 1, when concentrating liquid-film separator for one, it is additionally provided with reflux pipe 604；Membrane filter 2 row
The concentrated solution going out flows into batch extractor 5 from concentrated solution delivery pipe 203, extracts in batch extractor 5, and mixed material is entered by the second pump 7
Enter filter membrane separator 6 to separate, the concentrated solution that filter membrane separator 6 is discharged is back to circulation extraction, filter membrane in batch extractor 5 by pipeline
The permeate that separator 6 is discharged passes back into circulation extraction in batch extractor 5 by reflux pipe 604；Treat that permeate concentration reaches relatively
During high level, closing volume pipeline 604, stop backflow concentrated solution and permeate, filter membrane separator 6 gained permeate passes through permeate
Feed pipe 602 is discharged, and filter membrane separator 6 gained concentrated solution is discharged by concentrated solution feed pipe 601；
Specifically, with reference to Fig. 2 ~ 3, when it is multiple for concentrating liquid-film separator, it is additionally provided with adverse current pipeline 603；Multiple concentrated solutions
Membrane separation device is in multistage setting along concentrated solution conveying direction, by higher level to subordinate, the work of every grade of concentration liquid-film separator
Each concentration liquid-film separator work process of process such as step c).Adjacent two-stage is concentrated liquid-film separator and is sent by concentrated solution
Expects pipe 601 and permeate feed pipe 602 connect, and the discharge end of concentrated solution feed pipe 601 and permeate feed pipe 602 is all and subordinate
The batch extractor 5 concentrating liquid-film separator is connected so that upper level concentrates concentrated solution and the transmission that liquid-film separator is discharged
Liquid, sends in the batch extractor 5 that next stage concentrates liquid-film separator by concentrated solution feed pipe 601 and permeate feed pipe 602,
By the concentration liquid-film separator of multistage setting, extracted many times-separation is carried out to concentrated solution.Adjacent two-stage concentrates liquid film separation
In device, subordinate concentrates the permeate (effective ingredient concentration is low) of liquid-film separator, sends into higher level by adverse current pipeline 603 dense
In the batch extractor 5 of contracting liquid-film separator, (concentrated solution active constituent content is high), it is achieved that the adverse current conveying of permeate, both supplemented
Quantity of solvent in higher level's batch extractor 5, save solvent, can extract again again-separate, improve permeate concentration.In a word, pass through
Concentrated solution feed pipe 601 and permeate feed pipe 602(send concentrated solution and permeate from higher level to subordinate), and adverse current pipeline
By subordinate, stage countercurrent send permeate to 603(upwards) it is achieved that the circulation of continuous high-efficient is extracted, eventually through most end one-level concentrated solution
The permeate feed pipe 602 of membrane separation device obtains the permeate of very high concentrations.
With reference to Fig. 1 ~ 3, in work process, molten by solvent make-up tank 9 and solvent make-up pipe 501 supplement in batch extractor 5
Agent.
The above, be only presently preferred embodiments of the present invention, is not the restriction that the present invention is made with other forms, appoints
What those skilled in the art possibly also with the disclosure above technology contents changed or be modified as equivalent variations etc.
Effect embodiment.But every without departing from technical solution of the present invention content, according to the present invention technical spirit to above example institute
Any simple modification, equivalent variations and the remodeling made, still falls within the protection domain of technical solution of the present invention.
Claims (10)
1. a kind of multistage extraction element for animal-plant material it is characterised in that: include extraction pot (1), membrane filter
(2), pulverizer (3) and concentration liquid-film separator, extraction pot (1) is connected with pulverizer (3) by feed line (101)
Extraction pot (1) is connected with membrane filter (2) charging aperture pipeline by the first pump (4), the permeate outlet of membrane filter (2)
It is connected with permeate outlet tube (201)；The concentrated solution outlet of membrane filter (2) respectively pass through concentrated solution return duct (202) with
Extraction pot (1) is connected, is connected with concentrating liquid-film separator pipeline by concentrated solution delivery pipe (203)；
Concentrate liquid separating apparatus and include batch extractor (5) and filter membrane separator (6), concentrated solution delivery pipe (203) is with batch extractor (5) even
Connect, batch extractor (5) is connected with filter membrane separator (6) charging aperture pipeline by the second pump (7), the concentrated solution of filter membrane separator (6)
Outlet is connected with batch extractor (5) pipeline；Concentrated solution feed pipe (601) is connected with the concentrated solution outlet of filter membrane separator (6), filter
It is connected with permeate feed pipe (602), batch extractor is connected with solvent make-up pipe on (5) in the permeate outlet of membrane separator (6)
(501).
2. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: described is dense
Contracting liquid-film separator be multiple, multiple described concentration liquid-film separators along concentrated solution conveying direction, by higher level to subordinate
In multistage setting, between adjacent described concentration liquid-film separator, sent by concentrated solution feed pipe (601) and permeate respectively
Expects pipe (602) is connected；In adjacent described concentration liquid-film separator: subordinate concentrates the permeate outlet of liquid-film separator
It is connected by the batch extractor (5) that adverse current pipeline (603) concentrates liquid-film separator with higher level.
3. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: described is dense
Contracting liquid-film separator is one, and the permeate outlet concentrating liquid-film separator passes through reflux pipe (604), with batch extractor
(5) it is connected.
4. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: also include molten
Agent storage tank (8), extraction pot (1) is connected with solvent tank (8) by solvent delivery pipe (102), and solvent delivery pipe sets on (102)
There are thermoregulator (103) and valve.
5. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: described powder
The grinding particle size of broken machine (3) is more than the separation aperture of membrane filter (2), and the grinding particle size of pulverizer (3) is micron order or receives
Meter level.
6. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: described filter
Volume filter membrane used by film filter (2) and filter membrane separator (6) is micro-filtration membrane or NF membrane.
7. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: described is dense
Pipeline between contracting liquid return duct (202), the permeate outlet of filter membrane separator (6) and batch extractor (5) and filter membrane separator
(6) it is equipped with feeding engine on the pipeline between concentrated solution outlet and batch extractor (5).
8. a kind of multistage extraction element for animal-plant material according to claim 1 it is characterised in that: described is saturating
Cross and be equipped with feeding engine on liquid outlet tube (201), concentrated solution delivery pipe (203) and concentrated solution feed pipe (601).
9. a kind of operational approach of the multistage extraction element for animal-plant material described in claim 1 is it is characterised in that wrap
Include following steps:
A) raw material pulverizing is fine powder by pulverizer (3), fine powder and solvent is pressed proportioning and adds extraction pot (1), in extraction pot (1)
Mixing extraction；The mixed material that extraction pot (1) is discharged, enters membrane filter (2) by the first pump (4) and filters；
B) when membrane filter (2) filters: close concentrated solution return duct (202), open permeate outlet tube (201) concentrated solution defeated
Send pipe (203), permeate exports from permeate outlet tube (201), concentrated solution enters from concentrated solution delivery pipe (203) and concentrates liquid film
Segregation apparatuss；
When c) concentrating liquid-film separator work: concentrated solution flows into batch extractor (5) from concentrated solution delivery pipe (203), in batch extractor
(5) extraction in, mixed material enters filter membrane separator (6) filtration separation by the second pump (7), and filter membrane separator (6) is discharged
Concentrated solution is back to circulation extraction in batch extractor (5) by pipeline, stops backflow concentrated solution, and filter membrane separator (6) gained passes through
Liquid passes through permeate feed pipe (602) and discharges, and filter membrane separator (6) gained concentrated solution passes through concentrated solution feed pipe (601) and discharges.
10. a kind of multistage extraction element for animal-plant material described in claim 1 purposes it is characterised in that: in oil
Material extraction oils and fatss, the extraction of Chinese medicine extract, spice extraction volatile oil or edible animals and plants raw material extract answering of the oily aspect of extraction
With.
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| CN2016108832664 | 2016-10-10 | ||
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| CN109897730A (en) * | 2019-03-18 | 2019-06-18 | 黑龙江中医药大学 | A kind of Du Xiang refined volatile oil refinement method |
| CN112870762A (en) * | 2021-01-20 | 2021-06-01 | 福建蔓丝源生物科技有限公司 | A multistage extraction and separation system for animal and plant raw materials |
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| EP4065249A4 (en) * | 2019-11-27 | 2023-12-27 | Soma Labs Scientific Inc. | SOLVENT-BASED EXTRACTION PROCESS |
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| EP3664908A4 (en) * | 2017-08-08 | 2021-08-18 | Kultevat, Inc. | SYSTEM AND PROCEDURE FOR CONTINUOUS SOLVENT EXTRACTION FROM A STIRRING TANK USING SOURCE MATERIAL |
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Application publication date: 20170201 |