CN106669220A - Continuous leaching equipment and application thereof - Google Patents
Continuous leaching equipment and application thereof Download PDFInfo
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- CN106669220A CN106669220A CN201610908772.4A CN201610908772A CN106669220A CN 106669220 A CN106669220 A CN 106669220A CN 201610908772 A CN201610908772 A CN 201610908772A CN 106669220 A CN106669220 A CN 106669220A
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- leaching
- separation chamber
- batch extractor
- pipe
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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
- B01D11/0215—Solid material in other stationary receptacles
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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
- B01D11/028—Flow sheets
- B01D11/0284—Multistage extraction
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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
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/10—Production of fats or fatty oils from raw materials by extracting
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- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention belongs to the field of leachers, in particular to continuous leaching equipment. The continuous leaching equipment comprises a mixing tank and at least two stages of leaching tanks, wherein separating chambers are formed inside each leaching tank; the outer walls of the separating chambers are partially or fully made of separating membrane materials; feed inlets of the separating chambers in a first-stage leaching tank are connected with the mixing tank through a feeding pipe; except that an outlet of the first-stage leaching tank is connected with a leached product discharging pipe, outlets of the other stages of leaching tanks are communicated with feed inlets of the separating chambers in the former stages of leaching tanks through reflowing pipes; except that feed outlets of the separating chambers in a final-stage leaching tank are connected with a finished product discharging pipe, feed outlets of the separating chambers in the other stages of leaching tanks are communicated with feed inlets of the separating chambers in the next stages of leaching tanks through conveying pipes; feed inlets of the separating chambers in the final-stage leaching tank or the conveying pipes are connected with solvent supplementing pipes. The continuous leaching equipment achieves leaching of effective components in a powdery material through separating membranes, and sufficiently improves the leaching efficiency and the leaching effect.
Description
Technical field
The present invention relates to a kind of continuous leaching equipment and its application, belong to infuser field.
Background technology
At present, generally using infuser by material (including Chinese medicine, root, stem, flower, leaf, fruit of plant etc., especially cottonseed,
The oil crops such as peanut) in the active ingredient such as protein, grease leached.Entered using screen in conventionally employed infuser
Row is leached, and needs first material to be made into embryo piece or particle before concrete operations, and then embryo piece or particle are placed on screen,
Solvent is sprayed on the material above screen, active ingredient (soluble compound) is leached from material, and under screen
Side is dropped down onto in leaching tanks, finally carries out infusion solution to be refining to obtain required active ingredient.
But because embryo piece or particle are little with the mass transfer area of solvent, therefore leaching effect is bad, and leaching efficiency is low, the time
Long, if wanting to improve leaching effect, improving the yield of active ingredient, best mode is that material is made into powder.But because of screen
Spacing it is larger, the material of such powder can leak down from screen, or block screen during solvent spray, because
The version of this existing infuser causes it to leach to the material of powder.
Except above-mentioned points, the embryo piece used in traditional infuser in the preparation, is needed by softening → rolling embryo → drying etc.
Series of processes process, needs to use substantial amounts of steam in softening process, therefore it is relatively large to consume energy, and prepares above-mentioned
Cheng Zhong, cell membrane shell-broken effect is poor, so as to cause later stage leaching effect poor, while can also destroy in preparation process protein or
The active ingredients such as grease, the yield of active ingredient is low.Particle used in traditional infuser is then needed in the preparation through crushing
The step of → granulation, and particle is relatively large, is unfavorable for the leaching of active ingredient.
The content of the invention
The technical problem to be solved in the present invention is：Overcome deficiency of the prior art, there is provided a kind of suitable for powder, leaching
Go out that effect is good, can improve the leaching equipment of the yield of active ingredient, can be used for plant (root, stem, leaf, flower, fruit etc.) powder
Or in herb powder active ingredient extraction, it is also possible to for the leaching of grease in oil crops powder.
Continuous leaching equipment of the present invention, including blending tank and at least two-stage batch extractor；The volume of blending tank is more than
The volume of batch extractor；Blending tank is provided with solvent inlet pipe and powder stock inlet pipe, is respectively mounted on solvent inlet pipe, powder stock inlet pipe
Control valve；Separation chamber is equipped with each batch extractor, separation chamber is provided with charging aperture, discharging opening；The outer wall of separation chamber, part or
All adopt separation membrane material；The charging aperture of separation chamber is connected by feed pipe with blending tank in first order batch extractor, feed pipe
Stretch into below mixing tank level, pump is installed on feed pipe；The lower section of each batch extractor has outlet, except first order batch extractor
Beyond exit connection extract discharge nozzle, the outlet of other grade of batch extractor is soaked by return duct with each self-corresponding upper level
The charging aperture connection of the separation chamber gone out in tank；In addition to the discharging opening connection finished product discharge nozzle of separation chamber in final stage batch extractor,
The discharging opening of separation chamber is entered by conveying pipeline with separation chamber in each self-corresponding next stage batch extractor in other grade of batch extractor
Material mouth is connected；Connect solvent make-up on the charging aperture of separation chamber or the conveying pipeline that is connected with the charging aperture in final stage batch extractor
Pipe；Motor-driven valve is respectively mounted on extract discharge nozzle, finished product discharge nozzle and solvent make-up pipe, is pacified on each return duct, conveying pipeline
Armored pump, each motor-driven valve and pump are controlled by control system.
The operation principle process of the present invention is as follows：
First, good powder stock will be crushed (dry grinding is carried out by flour mill or to carry out wet-milling by macerator pump broken)
And solvent is passed through in blending tank and is fully reacted, the active ingredient for making powder stock is fully leached, and is passed through appropriate powder
After raw material and solvent, the control valve of solvent inlet pipe, powder stock inlet pipe is closed.
Afterwards each pump, motor-driven valve are started according to pre-set program by control system, the mixed material in blending tank connects
It is continuous to be entered in the separation chamber of first order batch extractor by feed pipe, continuously leached, the active ingredient of leaching is mixed with solvent
Compound is entered in the outdoor batch extractor (i.e. first order batch extractor) of the separation through seperation film, and defeated by extract discharge nozzle
Go out；
With the output of active ingredient and the mixture of solvent, the quantity of solvent in whole leaching equipment is needed in reduction
Constantly solvent is supplemented, because having leached most of active ingredient, other grade of batch extractor leaching in first order batch extractor
The amount of the active ingredient for going out is successively decreased step by step, i.e., the content from solvent in the mixture of the outlet output of other grade of batch extractor it is higher,
The content of active ingredient is less, therefore using the scheme from final stage batch extractor supplementing solvent in the present invention, solvent is from solvent make-up
Fill into pipe, and in the separation chamber for entering final stage batch extractor along solvent make-up pipe, solvent and the active ingredient for leaching are passed through and separated
Film is filled with the separation chamber of upper level batch extractor from the return duct in final stage batch extractor exit, and such solvent and active ingredient are step by step
Countercurrently and through multi-stage separation room leach, finally reach the separation chamber of first order batch extractor, it is exhausted most in such powder stock
Number active ingredients all can be exported from extract discharge nozzle, so as to from largely reducing the active ingredient stayed in clout
Content, the yield of active ingredient is greatly improved；
Meanwhile, the remaining clout containing protein, solvent etc. is by under conveying pipeline feeding after separation chamber's leaching active ingredient
One-level batch extractor, so leaches step by step, in the clout that interior into final stage batch extractor, is separated in final stage batch extractor effectively into
The content divided seldom, these clouts is collected by finished product discharge nozzle.
In actual mechanical process, active ingredient can be from the extract discharge nozzle of first order batch extractor with the mixture of solvent
Follow-up refining step is sent into, active ingredient is extracted, remaining clout (containing protein etc.) can be from after active ingredient is leached
The finished product discharge nozzle of separation chamber's discharge outlet is collected and subsequent treatment (such as drying operation) in final stage batch extractor, is contained
The finished product of protein etc..
The present invention cannot be applied to the technical bottleneck of powder material by solving existing leaching equipment using seperation film,
Realize the leaching to active ingredient in powder material.Because material is during powder material is broken into, can be fine
The leaching broken cell membrane, be conducive to active ingredient, compare embryo piece or particle have it is big with the mass transfer area of solvent, leach
The good advantage of effect, therefore leaching efficiency and leaching effect can fully be improved by the present invention.In addition using many in the present invention
Level batch extractor is leached, the scheme of solvent counter current so that most of active ingredient is leached in powder stock, and all leachings have
Effect composition flows out from the extract discharge nozzle of first order batch extractor, compares traditional handicraft, the yield of active ingredient in raw material
More than 30% can be improved.
Preferably, heat exchanger is installed on described solvent inlet pipe.In normal leaching process, solvent temperature is too high or mistake
It is low all to produce negative consequence：When solvent temperature is too high, raw material and extract etc. are easily destroyed；When solvent temperature is too low, leaching
Go out efficiency also low.By using heat exchanger solvent being made to reach suitable temperature, so as to effectively improve the leaching speed of extract
Degree.
Preferably, agitator is installed in described blending tank.Agitator is conventional equipment, and it is by stirring vane, shaft
With motor composition, drive shaft to rotate by motor, so that the stirring vane on shaft is rotated, realize to molten
Agent mixes with powder stock stirring, so can fully leach the extract in powder stock, and leaching can be effectively shortened again
Time, improve leaching effect.
Preferably, in batch extractors at different levels, separation chamber arranges multiple, and the multiple separation chambers of correspondence are provided with fixedly separated room two ends
Fixed plate, correspondence separation chamber is respectively provided with and separation chamber's quantity identical plate hole in two fixed plates；Above consolidates
Reducer pipe one is welded in fixed board, the other end of reducer pipe one connects the feed pipe or conveying pipeline being connected with separation chamber's charging aperture；
Reducer pipe two is welded in underlying fixed plate, the other end of reducer pipe two connects the finished product being connected with separation chamber's discharging opening
Discharge nozzle or conveying pipeline.This programme is illustrated by taking first order batch extractor as an example：First order batch extractor Zhong Ge separation chambers are entered
Material mouth is connected by co-route (i.e. reducer pipe one) with feed pipe, in the same manner, the discharging opening of each separation chamber by reducer pipe two with
Conveying pipeline is connected, i.e., solvent passes through same feed pipe entering into reducer pipe in the lump separated room with the mixed material of powder stock
Material mouth is dispensed into each separation chamber, and each separation chamber leaches remaining clout (containing protein etc.) after active ingredient and passes through reducer pipe
Two converge to conveying pipeline, and Jing conveying pipelines are sent into the separation chamber of next stage batch extractor.Can be improved effectively by multiple separation chambers
The leaching efficiency of composition, improves leaching effect.
Preferably, the internal diameter of one end of reducer pipe one, reducer pipe two and fixed plate weld is all higher than the internal diameter of its other end.
Preferably, described seperation film adopts microfiltration membranes, or milipore filter, or NF membrane.Can be with concrete application
Selected according to the granularity of powder.
Continuous leaching equipment of the present invention can be used for the leaching of grease in oil crops powder, using when oil plant is made
Thing powder and solvent are sent into blending tank, the grease in oil crops powder is fully leached, and are passed through appropriate powder stock
And after solvent, the control valve of solvent inlet pipe, powder stock inlet pipe is closed, then by pump by the mixed material in blending tank
Jing feed pipes are continuously squeezed into the separation chamber of first order batch extractor, are continuously leached, the grease of leaching and the mixture of solvent
(i.e. miscella) is entered in first order batch extractor through seperation film, and is exported by extract discharge nozzle；In first order batch extractor
After separation chamber's leaching grease the remaining clout containing protein, solvent etc. by conveying pipeline send into next stage batch extractor, so by
Level is leached, until into final stage batch extractor, the content of active ingredient in the clout of interior being separated in final stage batch extractor seldom,
These clouts are collected by finished product discharge nozzle；In leaching process, constantly from solvent make-up pipe to final stage batch extractor in
Separation chamber in supplementing solvent, the grease and solvent leached from separation chamber be filled with the separation of upper level batch extractor by return duct
In room, such solvent and grease countercurrently and through multi-stage separation room are leached step by step, finally reach the separation chamber of first order batch extractor
In, now the most greases in oil crops powder have all been leached.Finally, the mixture of the grease of leaching and solvent
(i.e. miscella) flows out along extract discharge nozzle, and is admitted to follow-up refining procedure and is refined, and final stage batch extractor point
Clout (containing protein etc.) in room is sent into subsequent handling and is processed from finished product discharge nozzle, such as makes clout by baking operation
In solvent evaporation.
Traditional grease lixiviating process mostly breaks cell membrane, but leaching velocity using " pressure embryo → drying → expanded " technique
Slowly, time length, high energy consumption, leaching effect is undesirable；It is of the invention then be first to be crushed oil crops according to the difference of oil plant (to pass through
Flour mill carries out dry grinding or to carry out wet-milling by macerator pump broken) it is powdered, so as to break cell membrane well, be conducive to
The leaching of grease, is reduced and is stayed in oil crops in the present invention using the leaching of multistage batch extractor, the scheme of solvent counter current in addition
The content of grease, improves the yield of grease, while leaching velocity is fast, the time is short, save energy, application effect is notable.
Leaching equipment of the present invention can also be used in herb powder or plant (root, stem, leaf, flower, fruit etc.) powder
The leaching of active ingredient, concrete leaching process is identical with the leaching process of grease in above-mentioned oil crops powder, equally can contract
The extraction time of short active ingredient, the yield for improving active ingredient, raising leaching efficiency, reducing energy consumption.
The present invention is had an advantageous effect in that compared with prior art：
The present invention cannot be applied to the technical bottleneck of powder material by solving existing leaching equipment using seperation film,
The leaching to active ingredient in powder material is realized, and compares embryo piece or particle, powder has the mass transfer with solvent
Area is big, the advantage that leaching effect is good, in addition using the leaching of multistage batch extractor, the scheme of solvent counter current in the present invention, therefore from
The content of active ingredient stayed in material can be largely reduced, leaching efficiency and leaching effect is fully improved, is compared
Traditional handicraft, the yield of active ingredient can improve more than 30%.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the partial enlarged drawing at I positions in Fig. 1.
In figure：1st, solvent inlet pipe；2nd, heat exchanger；3rd, valve is controlled；4th, stirring vane；5th, shaft；6th, powder stock inlet pipe；
7th, blending tank；8th, motor；9th, pump；10th, feed pipe；11st, batch extractor；12nd, extract discharge nozzle；13rd, motor-driven valve；14th, conveying pipeline；
15th, return duct；16th, finished product discharge nozzle；17th, solvent make-up pipe；18th, reducer pipe one；19th, fixed plate；20th, charging aperture；21st, separate
Room；22nd, discharging opening；23rd, reducer pipe two.
Specific embodiment
Embodiments of the invention are described further below in conjunction with the accompanying drawings：
As shown in Figure 1, 2, continuous leaching equipment of the present invention includes blending tank 7 and at least two-stage batch extractor 11, mixes
Close the volume of the volume more than batch extractor 11 of tank 7；The present invention makes described below by taking three-level batch extractor 11 as an example to the present invention：
Blending tank 7 is provided with solvent inlet pipe 1 and powder stock inlet pipe 6, is respectively mounted on solvent inlet pipe 1, powder stock inlet pipe 6
Control valve 3；Separation chamber 21 is equipped with each batch extractor 11, separation chamber 21 is provided with charging aperture 20, discharging opening 22；Separation chamber 21
Outer wall, some or all of employing separation membrane material；The charging aperture of separation chamber passes through feed pipe 10 and mixes in first order batch extractor
Close tank 7 to connect, feed pipe 10 is stretched into blending tank 7 below liquid level, pump 9 is installed on feed pipe 10；The lower section of each batch extractor has
Outlet, the exit of first order batch extractor connects extract discharge nozzle 12, and the discharging opening 22 of separation chamber leads in first order batch extractor
Cross conveying pipeline 14 to connect with the charging aperture 20 of separation chamber in the batch extractor of the second level, the outlet of second level batch extractor passes through return duct 15
Connect with the charging aperture 20 of the separation chamber in first order batch extractor, the discharging opening 22 of separation chamber passes through conveying in the batch extractor of the second level
Pipe 14 is connected with the charging aperture 20 of separation chamber in final stage batch extractor, and the outlet of final stage batch extractor is soaked by return duct 15 with the second level
The charging aperture 20 of the separation chamber gone out in tank is connected, the discharging opening connection finished product discharge nozzle 16 of separation chamber in final stage batch extractor；Final stage
Connect solvent make-up pipe 17 on the charging aperture of separation chamber or the conveying pipeline that is connected with the charging aperture in batch extractor；Extract discharges
Motor-driven valve 13 is respectively mounted on pipe 12, finished product discharge nozzle 16 and solvent make-up pipe 17, is respectively mounted on each return duct 15, conveying pipeline 14
Pump 9, each motor-driven valve 13 and pump 9 are controlled by control system.Seperation film in the present invention can adopt microfiltration membranes, Huo Zhechao
Filter membrane, or NF membrane, can be selected in concrete application according to the granularity of powder.
The operation principle process of the present invention is as follows：
First, good powder stock will be crushed (dry grinding is carried out by flour mill or to carry out wet-milling by macerator pump broken)
And solvent is passed through in blending tank 7 and is fully reacted, the active ingredient for making powder stock is fully leached, and is passed through appropriate powder
After raw material and solvent, the control valve 3 of solvent inlet pipe 1, powder stock inlet pipe 6 is closed.
Afterwards each pump 9, motor-driven valve 13, the mixture in blending tank 7 are started according to pre-set program by control system
Material continue through feed pipe 10 into first order batch extractor separation chamber 21 in, continuously leached, the active ingredient of leaching with
In the batch extractor 11 (i.e. first order batch extractor) that the mixture of solvent is entered outside the separation chamber 21 through seperation film, and by leaching
Thing discharge nozzle 12 is exported；
With the output of active ingredient and the mixture of solvent, the quantity of solvent in whole leaching equipment is needed in reduction
Constantly solvent is supplemented, because having leached most of active ingredient, other grade of batch extractor leaching in first order batch extractor
The amount of the active ingredient for going out is successively decreased step by step, i.e., the content from solvent in the mixture of the outlet output of other grade of batch extractor it is higher,
The content of active ingredient is less, therefore using the scheme from final stage batch extractor supplementing solvent in the present invention, solvent is from solvent make-up
Fill into pipe 17, and in the separation chamber 21 for entering final stage batch extractor along solvent make-up pipe 17, solvent and the active ingredient for leaching are saturating
Cross seperation film to be filled with the separation chamber 21 of upper level batch extractor 11 from the return duct 15 in final stage batch extractor exit, such solvent and
Active ingredient is leached countercurrently and through multi-stage separation room 21 step by step, finally reaches the separation chamber 21 of first order batch extractor, such powder
Most active ingredients in powder stock all can be exported from extract discharge nozzle 12, so as to stay in from largely reducing
The content of the active ingredient in clout, the yield of active ingredient is greatly improved；
Meanwhile, separation chamber 21 is leached the remaining clout containing protein, solvent etc. after active ingredient and is sent by conveying pipeline 14
Enter next stage batch extractor 11, so leach step by step, until into final stage batch extractor, the clout in final stage batch extractor in separation chamber 21
The content of middle active ingredient seldom, these clouts is collected by finished product discharge nozzle 16.
In actual mechanical process, active ingredient can be from the extract discharge nozzle of first order batch extractor with the mixture of solvent
12 send into follow-up refining step, and active ingredient is extracted, active ingredient remaining clout (containing protein etc.) meeting after leaching
Finished product discharge nozzle 16 from the discharging opening 22 of separation chamber in final stage batch extractor 21 is collected and subsequent treatment (such as dries work
Sequence), obtain the finished product containing protein etc..
The present invention cannot be applied to the technical bottleneck of powder material by solving existing leaching equipment using seperation film,
Realize the leaching to active ingredient in powder material.Because material is during powder material is broken into, can be fine
The leaching broken cell membrane, be conducive to active ingredient, compare embryo piece or particle have it is big with the mass transfer area of solvent, leach
The good advantage of effect, therefore leaching efficiency and leaching effect can fully be improved by the present invention.In addition using many in the present invention
Level batch extractor is leached, the scheme of solvent counter current so that powder stock major part active ingredient is leached, and all leachings is effective
Composition flows out from the extract discharge nozzle 12 of first order batch extractor, compares traditional handicraft, the yield of active ingredient in raw material
More than 30% can be improved.
In the present embodiment, heat exchanger 2 is installed, by using heat exchanger 2 solvent being made to reach properly on solvent inlet pipe 1
Temperature, effectively improve leach extract leaching velocity；Agitator is installed in blending tank 7, agitator by stirring vane 4,
Shaft 5 and motor 8 are constituted, and drive shaft 5 to rotate by motor 8, so that the stirring vane 4 on shaft 5
Rotate, realize mixing solvent with powder stock stirring, so the leaching extract in powder stock can fully be leached, and
Extraction time can effectively be shortened, leaching effect is improved.
In the batch extractors at different levels 11 of the present embodiment, separation chamber 21 arranges multiple, and the multiple separation chambers 21 of correspondence are provided with fixation
The fixed plate 19 at the two ends of separation chamber 21, correspondence separation chamber 21 is respectively provided with identical with the quantity of separation chamber 21 in two fixed plates 19
Plate hole；Reducer pipe 1, other end connection and the separation chamber 21 of reducer pipe 1 are welded in fixed plate 19 above
Feed pipe 10 or conveying pipeline 14 that charging aperture 20 is connected；Reducer pipe 2 23, reducer pipe are welded in underlying fixed plate 19
Finished product discharge nozzle 16 or conveying pipeline 14 that 2 23 other end connection is connected with the discharging opening 22 of separation chamber 21.With first order leaching
Go out as a example by tank and this programme is illustrated：The charging aperture 20 of first order batch extractor Zhong Ge separation chambers 21 (is become by co-route
18) footpath pipe 1 connects with feed pipe 10, and in the same manner, the discharging opening 22 of each separation chamber 21 is connected by reducer pipe 2 23 with conveying pipeline 14
Logical, i.e., the mixed material of solvent and powder stock enters the charging of reducer pipe 1 and separated room 21 by same feed pipe 10
Mouth 20 is dispensed into each separation chamber 21, and each separation chamber 21 leaches remaining clout (containing protein etc.) after active ingredient and passes through to become
Footpath pipe 2 23 converges to conveying pipeline 14, and Jing conveying pipelines 14 are sent into the separation chamber 21 of second level batch extractor.By multiple separation chambers
21 leaching efficiencies that can improve active ingredient, improve leaching effect；Reducer pipe 1, reducer pipe 2 23 are welded with fixed plate 19
The internal diameter of one end be all higher than the internal diameter of its other end.
Leaching equipment of the present invention both can be used for herb powder or plant (root, stem, leaf, flower, fruit etc.) powder
The leaching of middle active ingredient, it is also possible to for the leaching of grease in oil crops powder.Now by leaching equipment in oil crops powder
Application in end in oil extraction is made described below：
Using when oil crops powder and solvent are sent into blending tank 7, make the grease in oil crops powder abundant
Leach, after being passed through appropriate powder stock and solvent, the control valve 3 of solvent inlet pipe 1, powder stock inlet pipe 6 is closed, then
The mixed material Jing feed pipes 10 in blending tank 7 are continuously squeezed into the separation chamber 21 of first order batch extractor by pump 9, is connected
Continuous to leach, the grease of leaching is entered in first order batch extractor with the mixture (i.e. miscella) of solvent through seperation film, and is passed through
Extract discharge nozzle 12 is exported；It is remaining containing more than protein, solvent etc. after the leaching grease of separation chamber 21 in first order batch extractor
Material sends into second level batch extractor by conveying pipeline 14, so leaches step by step, until into final stage batch extractor, dividing in final stage batch extractor
The content of active ingredient seldom, these clouts is collected by finished product discharge nozzle 16 in the clout in room 21；
In leaching process, constantly from solvent make-up pipe 17 to final stage batch extractor in separation chamber 21 in supplementing solvent, from separation chamber 21
The grease and solvent of leaching is filled with the separation chamber 21 of second level batch extractor by return duct 15, and such solvent and grease are inverse step by step
Stream is simultaneously leached through multi-stage separation room 21, in finally reaching the separation chamber 21 of first order batch extractor, now in oil crops powder
Most greases be all leached.Finally, the grease of leaching goes out with the mixture (i.e. miscella) of solvent along extract
Flow out in expects pipe 12, and be admitted to follow-up refining procedure and refined, and the clout in the separation chamber 21 of final stage batch extractor (contains egg
White matter etc.) processed from the feeding subsequent handling of finished product discharge nozzle 16, such as by baking operation evaporate the solvent in clout.Pass
The grease lixiviating process of system mostly breaks cell membrane using " pressure embryo → drying → expanded " technique, but leaching velocity slowly, time length,
High energy consumption, leaching effect is undesirable；It is of the invention then be first to be crushed oil crops according to the difference of oil plant (to carry out by flour mill
Dry grinding or to carry out wet-milling by macerator pump broken) it is powdered, so as to break cell membrane well, be conducive to the leaching of grease
Go out, leached using multistage batch extractor in the present invention in addition, the scheme of solvent counter current, reduce and stay in containing for grease in oil crops
Amount, improves the yield of grease, while leaching velocity is fast, the time is short, save energy, application effect is notable.
Claims (10)
1. a kind of continuous leaching equipment, it is characterised in that：Including blending tank (7) and at least two-stage batch extractor (11)；Blending tank (7)
Volume more than batch extractor (11) volume；Blending tank (7) is provided with solvent inlet pipe (1) and powder stock inlet pipe (6), and solvent enters
Control valve (3) is respectively mounted on pipe (1), powder stock inlet pipe (6)；Separation chamber (21), separation chamber are equipped with each batch extractor (11)
(21) charging aperture (20), discharging opening (22) are provided with；The outer wall of separation chamber (21), some or all of employing separation membrane material；
The charging aperture of separation chamber is connected by feed pipe (10) with blending tank (7) in first order batch extractor, and feed pipe (10) is stretched into
Below the interior liquid level of blending tank (7), pump (9) is installed on feed pipe (10)；
The lower section of each batch extractor has outlet, in addition to exit connection extract discharge nozzle (12) of first order batch extractor,
The outlet of other grade of batch extractor is by the charging aperture of the separation chamber in return duct (15) and each self-corresponding upper level batch extractor
(20) connect；
In addition to discharging opening connection finished product discharge nozzle (16) of separation chamber in final stage batch extractor, separation chamber in other grade of batch extractor
Discharging opening (22) connected with the charging aperture (20) of separation chamber in each self-corresponding next stage batch extractor by conveying pipeline (14)；
Connect solvent make-up pipe (17) on the charging aperture of separation chamber or the conveying pipeline that is connected with the charging aperture in final stage batch extractor；
It is respectively mounted motor-driven valve (13) on extract discharge nozzle (12), finished product discharge nozzle (16) and solvent make-up pipe (17), each time
Pump (9) is respectively mounted on flow tube (15), conveying pipeline (14), each motor-driven valve (13) and pump (9) are controlled by control system.
2. continuous leaching equipment according to claim 1, it is characterised in that：Heat exchange is installed on described solvent inlet pipe (1)
Device (2).
3. continuous leaching equipment according to claim 1, it is characterised in that：Agitator is installed in described blending tank (7).
4. according to arbitrary described continuous leaching equipment in claims 1 to 3, it is characterised in that：In batch extractors (11) at different levels, point
Arrange multiple from room (21), the multiple separation chambers (21) of correspondence are provided with the fixed plate (19) at fixedly separated room two ends, correspondence point
It is respectively provided with two fixed plates (19) and separation chamber (21) quantity identical plate hole from room (21)；In fixed plate above
Welding reducer pipe one (18), the other end of reducer pipe one (18) connects the feed pipe (10) being connected with separation chamber's charging aperture (20)
Or conveying pipeline (14)；Reducer pipe two (23) is welded in underlying fixed plate, the other end of reducer pipe two (23) connects and divides
The finished product discharge nozzle (16) being connected from room discharging opening (22) or conveying pipeline (14).
5. according to the continuous leaching equipment described in claim 4, it is characterised in that：Reducer pipe one (18), reducer pipe two (23)
With the internal diameter that the internal diameter of one end of fixed plate (19) welding is all higher than its other end.
6. according to the continuous leaching equipment described in claim 1,2,3 or 5, it is characterised in that：Described seperation film is using micro-
Filter membrane, or milipore filter, or NF membrane.
7. continuous leaching equipment according to claim 4, it is characterised in that：Described seperation film adopts microfiltration membranes, or
Milipore filter, or NF membrane.
8. application of the leaching equipment described in claim 1~7 in oil extraction in oil crops powder.
9. application of the leaching equipment described in claim 1~7 in plant powder in active ingredient leaching.
10. application of the leaching equipment described in claim 1~7 in herb powder in active ingredient leaching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610908772.4A CN106669220A (en) | 2016-10-18 | 2016-10-18 | Continuous leaching equipment and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610908772.4A CN106669220A (en) | 2016-10-18 | 2016-10-18 | Continuous leaching equipment and application thereof |
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|---|---|
| CN106669220A true CN106669220A (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610908772.4A Pending CN106669220A (en) | 2016-10-18 | 2016-10-18 | Continuous leaching equipment and application thereof |
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| CN (1) | CN106669220A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261546A (en) * | 2017-05-19 | 2017-10-20 | 贵州大学 | Multifunctional continuous leaching device with heating and aeration performance |
| CN107287028A (en) * | 2017-08-18 | 2017-10-24 | 刘玉通 | A kind of alcohol extracting taking technique of oil Class material Ultramicro-powder |
| CN111471519A (en) * | 2020-05-14 | 2020-07-31 | 赵汇川 | Device and method for extracting cashew nut shell oil |
| 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 |
-
2016
- 2016-10-18 CN CN201610908772.4A patent/CN106669220A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261546A (en) * | 2017-05-19 | 2017-10-20 | 贵州大学 | Multifunctional continuous leaching device with heating and aeration performance |
| CN107287028A (en) * | 2017-08-18 | 2017-10-24 | 刘玉通 | A kind of alcohol extracting taking technique of oil Class material Ultramicro-powder |
| CN111471519A (en) * | 2020-05-14 | 2020-07-31 | 赵汇川 | Device and method for extracting cashew nut shell oil |
| 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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Application publication date: 20170517 |