CN204134258U - For the coupling device of plant extract - Google Patents

Abstract

For the coupling device of plant extract, utilize Homogenizing pump, by conveyer trough and the loopback path Shi Xicheng district and the lift district that are made up of this pump components such as motor-driven valve, ultrasonic device, microwave devices, mixed slurry circulates betwixt; Be provided with filter drum in conveyer trough, be separately provided with the auxiliaries such as air compressor machine, vavuum pump, solvent tank, centrifuge.Multiple different functional entity in this device, not only respectively take charge of own job but also mutually promote, carry out manifold type Zu and get separation, the extract that acquisition two kinds is different simultaneously, has the effect of getting twice the result with half the effort.

Description

For the coupling device of plant extract

Technical field

The utility model belongs to plant functional component and extracts category, is specifically related to a kind of multi-functional coupling device and process.

Background technology

Plant is the important renewable resource that human society is depended on for existence, is also industrial basic raw material, carries out extraction and application to its functional component contained, and is the most frequently used method of the industries such as pharmacy, food, health care, biochemistry.

Traditional extracting method, as infusion process, seepage method, decocting method, still use in suitable scope at present, but because its solvent load is large, production cycle is long, produces effects low, and some heat-sensitive substances are easily compromised simultaneously, the problems such as the potential toxic that the agricultural chemicals especially in extract, chemical fertilizer and heavy-metal residual and adding may be formed man-hour, urgently improve raising.

Some novel technical methods in the last few years, as supercritical ultrasonics technology, microwave method, supercritical methanol technology, application prospect and superiority is widely demonstrated in plant extract, but it is just on probation to some extent on some the link point produced at present, still need a large amount of practice accumulation, repair and test raising, the needs of suitability for industrialized production can be adapted to.

Utility model content

Generally speaking, the leaching process of plant functional component is divided into the operation that extraction and fractionation twice are different, uses the different equipment of two classes to carry out respectively.Extraction workshop section will divide a thorough stripping by for deducting a percentage, inevitable as far as possible that material is comminuted, and strengthens the use amount of solvent, finally utilizes centrifuge to carry out solid, liquid crude separation, is transferred to by extract centrifugal station to filter the smart finally precipitation that is separated also further and makes product.

And being separated meticulousr, quality purity is higher, and the kind made is also more, effect is worth also higher, but too the slurry of tinyization easily causes filtering surface to block, and permeates not smooth, separation difficulty, too much solvent also increases the workload of precipitation simultaneously, which forms the restriction each other of paradox, so improve the efficiency extracted, the breakthrough of link point should be had, more want overall comprehensively follow-up, covert restriction mutually, for mutually promoting, just can have large income truly.

The utility model combines the pluses and minuses of multiple extracting method for this reason, adopt coupled modes, maximize favourable factors and minimize unfavourable ones, devise a kind of brief integrated system, and will filter especially essence be separated preposition, to be integrated machine with extraction, make overall plans, improve extracting power on the one hand, reduce solvent load, strengthen smart separating power on the one hand, make it slightly larger than extracting power, and discharge essence separation saturated solution continuously, and constantly add the fresh solvent contributing to extracting and deeply carry out, reach once to extract and obtain two kinds of pure solution simultaneously, reduce idle work to greatest extent, production cycle is shortened dramatically, solvent load obviously reduces, extraction efficiency significantly improves, also indirectly improve lower road to concentrate, dry precipitation efficiency.

Technical scheme

Manifold type extraction separator and auxiliary equipment form complete apparatus system, to it is characterized in that with the import and export of Homogenizing pump to motor-driven valve (11) for boundary, essence defines this Beng Xicheng district and lift district: Xi Cheng district is in turn connected into tilting circular tube shaped passage by motor-driven valve (11), ultrasonic extraction device, cooler, microwave extracter, four-way elbow, and the four-way of low side is curved to be communicated with the charging aperture of Homogenizing pump; Lift district is made up of conveyer trough and arched cover board, built-in many filter drums and fluid injection ring and mixer, and this groove is height trend, is high-endly communicated with the discharging opening of Homogenizing pump by horn mouth, and low side is connected with motor-driven valve (11), overall Gou Cheng rotation ring type passage; Mixed slurry circulates here by the coupling extract and separate of several functions mechanism.Like this by the rational deployment to some common components and parts, form complete and powerful several functions, emphasize particularly on different fields and harmoniously act on mixed slurry, complete continuous extraction separation process, and environmental protection nonhazardous completely.

Manifold type extraction separator (1) is U slot type low-pressure pressure resistant vessel, there is special-shaped four-way elbow (2) its downside position, upper even feeding mouth, under connect centrifuge (15), this elbow one end is communicated with Homogenizing pump (3), and communicated with conveyer trough (5) by special-shaped horn mouth (4), multiple filter drum (6) and fluid injection ring (8) and agitator (10) is furnished with in this groove, turn 180 ° and be provided with motor-driven valve (11) at isolation baffle plate place, this valve and ultrasonic extraction device (12) subsequently, cooler (13), microwave extracter (14) is connected into circular tube shaped passage successively, another curved mouth of the special-shaped four-way elbow (2) of the final company of returning, like this by Homogenizing pump (3) overall through Wei rotation ring type major path, and entering with this Homogenizing pump, being exported to motor-driven valve (11) is boundary, substantially define Xi Cheng district and the lift district of this Homogenizing pump, mixed slurry circulates in this two interval and is extracted continuously.

The bottom of conveyer trough (5) is in height trend, high-end is flat, rise to 2/5 lengthwise and gradually transfer the bent end to, least significant end becomes Semi round bottom, on surrounding baffle plate, edge is horizontal line, be close to that this groove side is parallel is provided with foam tank (16), its two ends are sealed has a style of one's own, two grooves are totally one piece of public division board, the height of this division board is a little less than outer periphery baffle plate, this parallel short difference of two flute length, trend is contrary, all by same arched cover board (17) from top along surrounding and guard seal, cause the space of same sealing, middle public division board is shorter and do not sealed, so when board runs well, the foam that conveyer trough (5) liquid level gradually rises can be crossed public division board and enter foam tank (16), and to low side enrichment, high-order cooler (20) cooling is sent into by upper foam pump (18) suction arranged of arched cover board (17), and gradually enter oil water separator (21), wherein grease enters oil tank (19), remaining solution discharges after gas along pipeline through U-bend, along pipeline through check valve (32), return conveyer trough (5) to continue to participate in extracting.

At the middle part of arched cover board (17), upwards vertical have tracheae to be communicated with reflux condenser (22), the thermal current with volatile ingredient produced when coupling device operates is thus through condensation process, and gradually enter gas-liquid separator (23), wherein purer gas controls the very brief outer row of interval by air bleeding valve (31), liquid is descending returns conveyer trough (5) from check valve (32), prevents volatility functional component and alcohol component from escaping.

Arched cover board (17) is provided with pipeline be connected with air compressor machine (28), Main Function applies rated pressure to by the liquid level of the mixed slurry in the conveyer trough that seals, and one is to reduce the generation of foam and the volatilization of Cucumber; Two is impel thermal current total number to rise to carry out condensing reflux process; Three is coordinate with vavuum pump (30), causes filter drum (6) external and internal pressure difference to increase, to improve the flow rate of isolated by filtration.

Vavuum pump (30) and two identical liquid collecting tanks (27-A), liquid collecting tank (27-B) is communicated with respectively, and communicate by the pipeline on this two tank with the siphon pipe (6-2) of filter drum (6), vacuum can be formed thus in these many filter drums during the work of this vavuum pump, with the compressed air acting in conjunction on liquid level, positive and negative pressure is caused on filter screen both sides, the a large amount of fast strikethrough filter screen of saturated solution ordered about in mixed slurry flows to liquid collecting tank, then the direct precipitation of next procedure is entered as refining liquid, substantially reduce filter cycle, thus in speed, ensured separating power >=extracting power.

Take this opportunity for preventing volatile materials to escape, be provided with threeway compensator (29) to connect with the exhaust outlet of vavuum pump (30), the air inlet of air compressor machine (28) respectively, carry out because vacuumizing and execute air pressure simultaneously, again because the capacity of this vavuum pump is less than the air inflow of this air compressor machine, required breach is logical from extraneous air compensation by another, so this escaping gas can only return in conveyer trough with the Compressed Gas of air compressor machine.

Homogenizing pump (3) is for online, feed size≤3mm, discharging-material size >=50um, operating pressure 0. 5mpa, Main Function, one is utilize the strong shearing of this pump, grinding, shock, cavitation to come refinement, dispersed material, promotes the uniformity of mixed slurry, make solute and solvent obtain the mass transfer space of large surface area, improve extraction efficiency; Two is the fluid delivery capability utilizing this pump, orders about the large flowing of mixed slurry circulation, stands the multiple different active force of each functional entity on the way, be beneficial to extract and separate; Three is the suction forces utilizing this pump powerful, and reduces opening degree by motor-driven valve (11), draws district and causes flow velocity to accelerate and negative pressure appearance, extraction effect of strengthening ultrasonic wave, microwave at tubulose.

Motor-driven valve (11), be in the joint portion in lift district and Xi Cheng district, during maximum opening degree, mixed slurry without hindrance inflow tubulose Xi Cheng district, when opening degree reduces slurry be obstructed flow velocity accelerate, namely mean that this valve body stops, share the certain pressure from lift district, when influx is obstructed the soakage being less than Homogenizing pump (3), the pressure entered in Xi Cheng district is disappeared by differentiation completely, namely the pressure amount of making up is less than distress resolves amount, now supervene the phenomenon that negative pressure increases in Xi Cheng district, flow velocity is also faster, this is just the powerful extraction function playing ultrasonic wave and microwave to greatest extent, obtain the coupling extraction effect got twice the result with half the effort, create good condition.

No doubt, this measure can cause liquid level faint fluctuation in short-term, but adjusts along with the oneself of two district's flows, again restores balance and stablizes very soon, on normally producing without any impact.

Ultrasonic extraction device (12), for bar type oscillator single tube simple structure, slurry is current from single tube, rapid-action without dead angle, be applicable to very much flowing and have the occasion of low temperature requirements fast, its powerful cavitation and vibration, emulsification, spread, the second order effect such as to smash and can accelerate the leaching of functional component, release fully mixing with solvent, and without the worry of high temperature injury, especially, in subnormal ambient, its extraction function obtains further strengthening, and efficiency greatly improves.

Microwave extracter (14), radial chamber is cylindric, inside all put the waveguide of the diameter 50mm of many polyene PVF materials, slurry is current in these many waveguides, several the distributed inside energy regeneratives of magnetron, there are good radiation penetrability and uniformity, its powerful energy causes rapid temperature increases in slurry cell, cell wall expansion breaks, inner functional component is discharged and is diffused in solvent, through microwave abstracting, can obviously reduce until thoroughly eliminate the agricultural chemicals in extract, chemical fertilizer and heavy-metal residual, there is the effect that other functional entities are matchless, because its field of force is powerful and rapid-action, so be particularly suitable for the applications in flowing fast, especially in subnormal ambient, extraction function obtains very big enhancing.

For giving full play to the effect of microwave energy and meeting the requirement that low temperature extracts, synchronously can to lower the temperature regulation and control in conjunction with cooler (13), ensure that extraction is carried out smoothly.

Filter drum (6) is cylindrical shape frame network structure, many diameters are not etc., be distributed in conveyer trough (5) at a certain distance, its both sides are fixed on arched cover board (17) medial surface with the support of chute, transmission cylinder (9) is fixed with in one end of this cover plate, its piston rod has two metallic cables connect the two ends spindle nose of these many filter drums respectively, these many filter drums can flexible with cylinder piston rod, slides up and down displacement together along respective fixed support.

On the filter screen of these many filter drums (6), rolling ultrafiltration membrane is assembled in all standing, can retain the macromolecular substances such as albumen, pigment, polysaccharide, also can change the filter membrane of other apertures, different molecular weight as required.

In the inside of these many filter drums (6), press close to filter screen and be provided with air-flow backflush device (6-1), its skirt connects with drum outer flexible tube through the hollow spindle nose of filter drum, thus is connected with the air compressor machine (7) be located on foam tank (16); In this filter drum, be also provided with siphon pipe (6-2), its skirt passes from another side hollow spindle nose and connects with drum outer flexible tube, is then communicated with respectively with two liquid collecting tanks through arched cover board.

When filter drum (6) entirety is immersed under the liquid level of conveyer trough (5), and when rotating with the flowing of mixed slurry, press close to the saturated solution of filter membrane, under the crunch difference effect vacuumizing and execute air pressure construction, a large amount of fast strikethrough filter membrane enters in drum, being inhaled by siphon pipe (6-2) delivers in two vacuum liquid collecting tanks, and the slurry that film adsorbs outward by air-flow backflush device (6-1) with containing the powerful jet of tiny bubble, along parabola angle punching spray following current from film, such filter membrane is all the time continuously to clean filtering surface, rotation touches the flowing slurry being rich in saturated solution, substantially increase the efficiency of isolated by filtration.This measure completely eliminates membrane and accumulates easy clogging, has ensured separating power >=extracting power from maintenance filter membrane permeability aspect.

Fluid injection ring (8) is ring pipe, the uniform aperture in border, keeps a determining deviation with filter drum (6), be placed in conveyer trough (5) rear portion, upper even fresh solvent tank (24), evenly can inject the mixed slurry of flowing by fresh solvent wherein, and by motor-driven valve (25) the regulation and control injection rate on pipeline.

At saturation liquid while filter drum (6) is arranged outward continuously to liquid collecting tank, motor-driven valve (25) is opened and is adjusted opening degree by the flow rate of outer row, solvent tank (24) is by fluid injection ring (8) the supplementary equivalent fresh solvent of adjustment in mixed slurry thereupon, form concentration difference, and along with the flowing of slurry and the stirring of agitator (10), the diffusion of aggravation mass transfer, also can keep slurry liquid level all-the-time stable at uniform height before simultaneously, ensures to extract and deeply carries out continuously.

Centrifuge (16) is lower discharging and filtering formula, has extremely strong solid-liquid separation capability, can the mixed slurry of effective particle separation diameter >=2um, this machine connects four-way curved (2).When basic extraction is complete under the strong continuous action of manifold type device for the water-soluble and fat-soluble solute in mixed slurry, undertaken machine solid, liquid by this centrifuge to be separated, wherein solid residue transfers his use to, and extract enters next procedure along pipeline, direct precipitation.

Technological process of the present utility model is: in conveyer trough, input alcohol solvent and the material through the quick-fried process of vapour---with Homogenizing pump and the even prize of agitator---starts ultrasonic wave and microwave extracter, and reduce the opening degree of motor-driven valve in conveyer trough---put down filter drum, carry out essence while extraction to be separated, permeate is arranged outward---apply air pressure with air compressor machine, vavuum pump extracting vacuum---is supplemented fresh solvent by the outer discharge capacity of permeate---and is carried out solid, liquid separation with centrifuge, wherein residue transfers his use to, and extract then enters next procedure.

The utility model is different from static in existing tank or tank and rotates or extracting mode that tank and tank are transferred, but with the continuous coupled formula extract and separate of mode of the large flowing that circulates, its beneficial effect is: A set of device is run, and obtains two kinds of extracts simultaneously, improve efficiency, reduce operating cost; B coupling is obvious, is provided with the effect of getting twice the result with half the effort, and saves extraction time and the energy; C solvent load compares other extraction equipments, greatly reduces; D effectively eliminates the agricultural chemicals in extract, chemical fertilizer and heavy-metal residual; E operating flexibility is large, and strong adaptability, can be widely used in the extraction of various living beings Multiple components.

Accompanying drawing explanation

Fig. 1 is this apparatus structure schematic diagram

Fig. 2 is the top view of extraction separator

Fig. 3 is the sectional view along A-A direction of Fig. 2

Fig. 4 is the sectional view along B-B direction of Fig. 2

Number in the figure: 1 extraction separator body, 2 four-way elbows, 3 Homogenizing pumps, 4 horn mouths, 5 conveyer troughs, 6 filter drums, 7 air compressor machines, 8 fluid injection rings, 9 cylinders, 10 stir glassware, 11 motor-driven valves, 12 ultrasonic extraction devices, 13 coolers, 14 microwave extracters, 15 centrifuges, 20 coolers, 21 oil water separators, 22 condensers, 23 gas-liquid separators, 24 solvent tanks, 25 motor-driven valves, 26 motor-driven valves, 27 collector tubes, 28 air compressor machines, 29 compensating tanks, 30 vavuum pumps, 31 air bleeding valves, 32 check valves, 33 magnetic valves, 34 breather valves, 35 safety valves, 36 Pressure gauges, 37 vacuum meters, 38 thermometers, 39 look cup, 40 flowmeters.

Detailed description of the invention

Below in conjunction with drawings and Examples, the utility model is further illustrated, do not limit the utility model.

Natural colouring matter and tannin is extracted from the quick-fried pretreated Chinese chestnut bud of vapour.

Concrete operation step: first open motor-driven valve 25 is input into rated capacity to conveyer trough 5 alcohol solvent by fluid injection ring 8, open Homogenizing pump 3 and agitator 10 again, simultaneously by feeding mouth to the quantitative Chinese chestnut crossed through the Steam explosion treatment bud material of the amount of imports in four-way elbow 2, this Homogenizing pump sucks solvent in four-way elbow and material continuously, carry out strong shearing, grinding, mixing also uninterruptedly transfers to the special-shaped horn mouth 4 of eminence, order about slurry to enter lift district and take advantage of a situation along conveyer trough and move ahead, after being stirred by agitator in way, enter in motor-driven valve 11 and tubulose Xi Cheng district below thereof and continue to move ahead, sucked by Homogenizing pump again, again be processed and be sent to horn mouth, continuous circulation flowing like this, by refinement within 10 minutes, be dispersed into the Homogeneous phase mixing slurry of 50um particle diameter.

Then the ultrasonic extraction device 12 in dynamic suction lift district and microwave extracter 14 is opened, the mixed slurry flowed through is extracted, suitably reduce the opening degree of motor-driven valve 11 simultaneously, build in the tubulose Xi Cheng district between this valve to Homogenizing pump charging aperture and produce appropriate negative pressure state, to strengthen the effect of extracting of ultrasonic wave and microwave.

Detect the concentration of ordinary dissolution of mixed slurry, when there is saturated concentration, with cylinder 9, many filter drums 6 simultaneously to be sunk in conveyer trough below mixed slurry liquid level from the eminence of pressing close to arched cover board 17, now open motor-driven valve 26 and start air compressor machine 7, air-flow backflush device (6-1) in these many filter drums rushes sprinkling filter net filter membrane so that powerful jet is oblique from inside to outside, urge these many filter drums to rotate along with the flowing of slurry, fractional saturation solution infiltration filter membrane enters in drum, discharge along siphon pipe 6-2, flow to liquid collecting tank 27-A, be smart extraction fluid.

Now start air compressor machine 28, in the lift district of sealing, injection pressure is the compressed air of 02mpa, and the upper space of conveyer trough 5 and foam tank 16 is filled with air pressure, the comprehensive pressurized of slurry liquid level of flowing in conveyer trough, and this pressure reaches the filter membrane face of many filter drums 6; Meanwhile open vavuum pump 30, the air extracted in liquid collecting tank 27-A makes it to produce certain vacuum, the siphon pipe 6-2 that this vacuum is direct transferred in filter drum 6 by the pipeline connected, the external and internal pressure so just increasing filter drum 6 is poor, force saturated solution to pass rapidly through filter membrane in a large number and flow to liquid collecting tank 27-A, as long as this canned full time adjustment, several magnetic valves 33 on opening type tank, namely can substitute with liquid collecting tank 27-B.Then by canful fast evacuation, two tanks like this replace, successively.

Meanwhile, by the flow rate of outer row's extract, open and adjust motor-driven valve 25, the slurry flowed in conveyer trough by fluid injection ring 8 evenly injects the fresh solvent of equivalent, deeply to dissolve solute continuously and to maintain the height of slurry liquid level, ensure that extract and separate is deeply carried out continuously in order.

Detect the concentration of ordinary dissolution of mixed slurry, when there is downward trend, namely show that water-soluble, liposoluble substance are wherein carried to the greatest extent substantially, close motor-driven valve 25, microwave extracter 14, ultrasonic extraction device 12, Homogenizing pump 3, agitator 10, air compressor machine 7 successively, and then with cylinder 9 simultaneously slowly pull-up many filter drums 6 liters to a high position, the permeate be beneficial in filter drum is drawn by siphon pipe 6-2, all flows to liquid collecting tank.

Then close air compressor machine 28, vavuum pump 30, motor-driven valve 26, and open to maximum diameter by motor-driven valve 11, finally open centrifuge 15, carry out solid, liquid separation, residue transfers his use to, and extract enters next procedure.

Wherein filter through filter drum 6 and obtain tannin extract; Be separated through centrifuge 15 and obtain pigment extract.(processing to obtain tannin and pigment finished product through follow-up precipitation drying again).

Not only coupling characteristics: several different functional entity, respectively takes charge of own job but also mutually promotes, carry out manifold type extract and separate, create the effect of getting twice the result with half the effort.Wherein, A Homogenizing pump (3) coordinates with motor-driven valve (11), expands the negative pressure in this Beng Xicheng district, and microwave extracter (14), ultrasonic extraction device (12) effect of extracting under condition of negative pressure significantly improves; B air compressor machine (28) coordinates with vavuum pump (30), poor at the both sides intensified pressure of filter drum (6) filter membrane, orders about a large amount of fast strikethrough filter membrane of saturated solution, becomes smart extraction fluid; C air compressor machine (7) is applied to the compressed air in conveyer trough by air compressor machine (28), form the powerful jet of more high pressure, and oppositely the filter screen filter membrane of the clean filter drum (6) of punching spray, makes it to remain good permeability; D fluid injection ring (8) coordinates with filter drum (6), while extraction process, continues respectively in slurry, inject solvent and discharge permeate, accelerates to extract and deeply carry out; E utilizes three way type compensator (29), gangs up and the discharge air-flow conducting vavuum pump (30) enters the air inlet of air compressor machine (28) completely, both make use of the pressed gas of vavuum pump, and turn avoid the loss of wherein volatile ingredient.

Claims (7)

1. for the coupling device of plant extract, be made up of extraction, separate section and slave part, it is characterized in that: with the import and export of Homogenizing pump to motor-driven valve (11) for boundary, essence defines this Beng Xicheng district and lift district, Xi Cheng district is in turn connected into tilting circular tube shaped passage by motor-driven valve (11), ultrasonic extraction device, cooler, microwave extracter, four-way elbow, and the four-way of low side is curved to be communicated with the charging aperture of Homogenizing pump; Lift district is made up of conveyer trough and arched cover board, built-in many filter drums and fluid injection ring and mixer, and this groove is height trend, and high-end by horn mouth, be communicated with the discharging opening of Homogenizing pump, low side is connected with motor-driven valve (11), overall Gou Cheng rotation ring type passage; Mixed slurry circulates here by the coupling extract and separate of several functions mechanism.

2. the coupling device for plant extract according to claim 1, it is characterized in that the filter drum arranged in described conveyer trough, for the cylindrical shape frame web frame that can pivot, on wire side, milipore filter is assembled in all standing, air-flow backflush device and siphon pipe is provided with in drum, under cylinder action, this filter drum is shifted along support bracket fastened chute up and down with the hollow spindle nose at two ends.

3. the coupling device for plant extract according to claim 1, it is characterized in that being provided with air compressor machine (7) by the foam tank that same arched cover board seals up, it is communicated with respectively with the air-flow backflush device in many filter drums.

4. the coupling device for plant extract according to claim 1, is characterized in that the vavuum pump in auxiliary equipment is communicated with the siphon pipe in many filter drums respectively by liquid collecting tank.

5. the coupling device for plant extract according to claim 1, the air compressor machine (28) that it is characterized in that in auxiliary equipment is worn arched cover board and is communicated with the space under cover plate, and is medium with compressed air, indirectly to filter drum generation effect.

6. the coupling device for plant extract according to claim 1, is characterized in that the exhaust outlet of vavuum pump and the air inlet of air compressor machine (28), by threeway compensator indirect communication.

7. the coupling device for plant extract according to claim 1, is characterized in that the solvent tank in auxiliary equipment is connected with the fluid injection ring in conveyer trough by motor-driven valve (25).